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📄 ccselect_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2011 by the Massachusetts Institute of Technology. * All rights reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / / * Declarations for credential cache selection module implementors. * * The ccselect pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * Credential cache selection modules should define a function named * ccselect_<modulename>_initvt, matching the signature: * * krb5_error_code * ccselect_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_ccselect_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_CCSELECT_PLUGIN_H #define KRB5_CCSELECT_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / An abstract type for credential cache selection module data. / typedef struct krb5_ccselect_moddata_st krb5_ccselect_moddata; #define KRB5_CCSELECT_PRIORITY_AUTHORITATIVE 2 #define KRB5_CCSELECT_PRIORITY_HEURISTIC 1 /* Method type declarations / / * Mandatory: Initialize module data and set priority_out to one of the KRB5_CCSELECT_PRIORITY constants above. Authoritative modules will be * consulted before heuristic ones. / typedef krb5_error_code (krb5_ccselect_init_fn)(krb5_context context, krb5_ccselect_moddata data_out, int priority_out); /* * Mandatory: Select a cache based on a server principal. Return 0 on success, * with cache_out set to the selected cache and princ_out set to its default * principal. Return KRB5_PLUGIN_NO_HANDLE to defer to other modules. Return * KRB5_CC_NOTFOUND with princ_out set if the client principal can be authoritatively determined but no cache exists for it. Return other errors * as appropriate. / typedef krb5_error_code (krb5_ccselect_choose_fn)(krb5_context context, krb5_ccselect_moddata data, krb5_principal server, krb5_ccache cache_out, krb5_principal princ_out); /* Optional: Release resources used by module data. / typedef void (krb5_ccselect_fini_fn)(krb5_context context, krb5_ccselect_moddata data); /* vtable declarations / /* Credential cache selection plugin vtable for major version 1. / typedef struct krb5_ccselect_vtable_st { const char name; /* Mandatory: name of module. / krb5_ccselect_init_fn init; krb5_ccselect_choose_fn choose; krb5_ccselect_fini_fn fini; / Minor version 1 ends here. / } krb5_ccselect_vtable; #endif /* KRB5_CCSELECT_PLUGIN_H */	4.11 KB	2024-07-15 12:34
📄 certauth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / include/krb5/certauth_plugin.h - certauth plugin header. / / * Copyright (C) 2017 by Red Hat, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for certauth plugin module implementors. * * The certauth pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * certauth plugin modules should define a function named * certauth_<modulename>_initvt, matching the signature: * * krb5_error_code * certauth_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_certauth_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_CERTAUTH_PLUGIN_H #define KRB5_CERTAUTH_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / Abstract module data type. / typedef struct krb5_certauth_moddata_st krb5_certauth_moddata; /* A module can optionally include <kdb.h> to inspect the client principal * entry when authorizing a request. / struct _krb5_db_entry_new; / * Optional: Initialize module data. / typedef krb5_error_code (krb5_certauth_init_fn)(krb5_context context, krb5_certauth_moddata moddata_out); / * Optional: Clean up the module data. / typedef void (krb5_certauth_fini_fn)(krb5_context context, krb5_certauth_moddata moddata); /* * Mandatory: * Return 0 if the DER-encoded cert is authorized for PKINIT authentication by * princ; otherwise return one of the following error codes: * - KRB5KDC_ERR_CLIENT_NAME_MISMATCH - incorrect SAN value * - KRB5KDC_ERR_INCONSISTENT_KEY_PURPOSE - incorrect EKU * - KRB5KDC_ERR_CERTIFICATE_MISMATCH - other extension error * - KRB5_PLUGIN_NO_HANDLE - the module has no opinion about cert * * - opts is used by built-in modules to receive internal data, and must be * ignored by other modules. * - db_entry receives the client principal database entry, and can be ignored * by modules that do not link with libkdb5. * - authinds_out optionally returns a null-terminated list of authentication indicator strings upon KRB5_PLUGIN_NO_HANDLE or accepted authorization. / typedef krb5_error_code (krb5_certauth_authorize_fn)(krb5_context context, krb5_certauth_moddata moddata, const uint8_t cert, size_t cert_len, krb5_const_principal princ, const void opts, const struct _krb5_db_entry_new db_entry, char *authinds_out); / * Free indicators allocated by a module. Mandatory if authorize returns * authentication indicators. / typedef void (krb5_certauth_free_indicator_fn)(krb5_context context, krb5_certauth_moddata moddata, char *authinds); typedef struct krb5_certauth_vtable_st { const char name; krb5_certauth_init_fn init; krb5_certauth_fini_fn fini; krb5_certauth_authorize_fn authorize; krb5_certauth_free_indicator_fn free_ind; } krb5_certauth_vtable; #endif / KRB5_CERTAUTH_PLUGIN_H */	4.85 KB	2024-07-15 12:34
📄 clpreauth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (c) 2006 Red Hat, Inc. * Portions copyright (c) 2006, 2011 Massachusetts Institute of Technology * All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Red Hat, Inc., nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for clpreauth plugin module implementors. * * The clpreauth interface has a single supported major version, which is * 1. Major version 1 has a current minor version of 2. clpreauth modules * should define a function named clpreauth_<modulename>_initvt, matching * the signature: * * krb5_error_code * clpreauth_modname_initvt(krb5_context context, int maj_ver, * int min_ver, krb5_plugin_vtable vtable); * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for the interface and maj_ver: * maj_ver == 1: Cast to krb5_clpreauth_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_CLPREAUTH_PLUGIN_H #define KRB5_CLPREAUTH_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / clpreauth mechanism property flags / / Provides a real answer which we can send back to the KDC. The client * assumes that one real answer will be enough. / #define PA_REAL 0x00000001 / Doesn't provide a real answer, but must be given a chance to run before any * REAL mechanism callbacks. / #define PA_INFO 0x00000002 / Abstract type for a client request information handle. / typedef struct krb5_clpreauth_rock_st krb5_clpreauth_rock; /* Abstract types for module data and per-request module data. / typedef struct krb5_clpreauth_moddata_st krb5_clpreauth_moddata; typedef struct krb5_clpreauth_modreq_st krb5_clpreauth_modreq; / Before using a callback after version 1, modules must check the vers * field of the callback structure. / typedef struct krb5_clpreauth_callbacks_st { int vers; / * If an AS-REP has been received, return the enctype of the AS-REP * encrypted part. Otherwise return the enctype chosen from etype-info, or * the first requested enctype if no etype-info was received. / krb5_enctype (get_etype)(krb5_context context, krb5_clpreauth_rock rock); /* Get a pointer to the FAST armor key, or NULL if the client is not using * FAST. The returned pointer is an alias and should not be freed. / krb5_keyblock (fast_armor)(krb5_context context, krb5_clpreauth_rock rock); / * Get a pointer to the client-supplied reply key, possibly invoking the * prompter to ask for a password if this has not already been done. The * returned pointer is an alias and should not be freed. / krb5_error_code (get_as_key)(krb5_context context, krb5_clpreauth_rock rock, krb5_keyblock *keyblock); / Replace the reply key to be used to decrypt the AS response. / krb5_error_code (set_as_key)(krb5_context context, krb5_clpreauth_rock rock, const krb5_keyblock keyblock); / End of version 1 clpreauth callbacks. / / * Get the current time for use in a preauth response. If * allow_unauth_time is true and the library has been configured to allow * it, the current time will be offset using unauthenticated timestamp * information received from the KDC in the preauth-required error, if one * has been received. Otherwise, the timestamp in a preauth-required error * will only be used if it is protected by a FAST channel. Only set * allow_unauth_time if using an unauthenticated time offset would not * create a security issue. / krb5_error_code (get_preauth_time)(krb5_context context, krb5_clpreauth_rock rock, krb5_boolean allow_unauth_time, krb5_timestamp time_out, krb5_int32 usec_out); /* Set a question to be answered by the responder and optionally provide * a challenge. / krb5_error_code (ask_responder_question)(krb5_context context, krb5_clpreauth_rock rock, const char question, const char challenge); /* Get an answer from the responder, or NULL if the question was * unanswered. / const char (get_responder_answer)(krb5_context context, krb5_clpreauth_rock rock, const char question); /* Indicate interest in the AS key through the responder interface. / void (need_as_key)(krb5_context context, krb5_clpreauth_rock rock); /* * Get a configuration/state item from an input ccache, which may allow it * to retrace the steps it took last time. The returned data string is an * alias and should not be freed. / const char (get_cc_config)(krb5_context context, krb5_clpreauth_rock rock, const char key); /* * Set a configuration/state item which will be recorded to an output * ccache, if the calling application supplied one. Both key and data * should be valid UTF-8 text. / krb5_error_code (set_cc_config)(krb5_context context, krb5_clpreauth_rock rock, const char key, const char data); /* End of version 2 clpreauth callbacks (added in 1.11). / / * Prevent further fallbacks to other preauth mechanisms if the KDC replies * with an error. (The module itself can still respond to errors with its * tryagain method, or continue after KDC_ERR_MORE_PREAUTH_DATA_REQUIRED * errors with its process method.) A module should invoke this callback * from the process method when it generates an authenticated request using * credentials; often this will be the first or only client message * generated by the mechanism. / void (disable_fallback)(krb5_context context, krb5_clpreauth_rock rock); /* End of version 3 clpreauth callbacks (added in 1.17). / } krb5_clpreauth_callbacks; /* * Optional: per-plugin initialization/cleanup. The init function is called by * libkrb5 when the plugin is loaded, and the fini function is called before * the plugin is unloaded. These may be called multiple times in case the * plugin is used in multiple contexts. The returned context lives the * lifetime of the krb5_context. / typedef krb5_error_code (krb5_clpreauth_init_fn)(krb5_context context, krb5_clpreauth_moddata moddata_out); typedef void (krb5_clpreauth_fini_fn)(krb5_context context, krb5_clpreauth_moddata moddata); /* * Optional (mandatory before MIT krb5 1.12): pa_type will be a member of the * vtable's pa_type_list. Return PA_REAL if pa_type is a real * preauthentication type or PA_INFO if it is an informational type. If this * function is not defined in 1.12 or later, all pa_type values advertised by * the module will be assumed to be real. / typedef int (krb5_clpreauth_get_flags_fn)(krb5_context context, krb5_preauthtype pa_type); /* * Optional: per-request initialization/cleanup. The request_init function is * called when beginning to process a get_init_creds request and the * request_fini function is called when processing of the request is complete. * This is optional. It may be called multiple times in the lifetime of a * krb5_context. / typedef void (krb5_clpreauth_request_init_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_clpreauth_modreq modreq_out); typedef void (krb5_clpreauth_request_fini_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_clpreauth_modreq modreq); /* * Optional: process server-supplied data in pa_data and set responder * questions. * * encoded_previous_request may be NULL if there has been no previous request * in the AS exchange. / typedef krb5_error_code (krb5_clpreauth_prep_questions_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_clpreauth_modreq modreq, krb5_get_init_creds_opt opt, krb5_clpreauth_callbacks cb, krb5_clpreauth_rock rock, krb5_kdc_req request, krb5_data encoded_request_body, krb5_data encoded_previous_request, krb5_pa_data pa_data); / * Mandatory: process server-supplied data in pa_data and return created data * in pa_data_out. Also called after the AS-REP is received if the AS-REP * includes preauthentication data of the associated type. * * as_key contains the client-supplied key if known, or an empty keyblock if * not. If it is empty, the module may use gak_fct to fill it in. * * encoded_previous_request may be NULL if there has been no previous request * in the AS exchange. / typedef krb5_error_code (krb5_clpreauth_process_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_clpreauth_modreq modreq, krb5_get_init_creds_opt opt, krb5_clpreauth_callbacks cb, krb5_clpreauth_rock rock, krb5_kdc_req request, krb5_data encoded_request_body, krb5_data encoded_previous_request, krb5_pa_data pa_data, krb5_prompter_fct prompter, void prompter_data, krb5_pa_data **pa_data_out); / * Optional: Attempt to use error and error_padata to try to recover from the * given error. To work with both FAST and non-FAST errors, an implementation * should generally consult error_padata rather than decoding error->e_data. * For non-FAST errors, it contains the e_data decoded as either pa-data or * typed-data. * * If this function is provided, and it returns 0 and stores data in * pa_data_out, then the client library will retransmit the request. / typedef krb5_error_code (krb5_clpreauth_tryagain_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_clpreauth_modreq modreq, krb5_get_init_creds_opt opt, krb5_clpreauth_callbacks cb, krb5_clpreauth_rock rock, krb5_kdc_req request, krb5_data encoded_request_body, krb5_data encoded_previous_request, krb5_preauthtype pa_type, krb5_error error, krb5_pa_data error_padata, krb5_prompter_fct prompter, void prompter_data, krb5_pa_data **pa_data_out); / * Optional: receive krb5_get_init_creds_opt information. The attr and value * information supplied should be copied into moddata by the module if it * wishes to reference it after returning from this call. / typedef krb5_error_code (krb5_clpreauth_supply_gic_opts_fn)(krb5_context context, krb5_clpreauth_moddata moddata, krb5_get_init_creds_opt opt, const char attr, const char value); typedef struct krb5_clpreauth_vtable_st { / Mandatory: name of module. / char name; /* Mandatory: pointer to zero-terminated list of pa_types which this module * can provide services for. / krb5_preauthtype pa_type_list; /* Optional: pointer to zero-terminated list of enc_types which this module * claims to add support for. / krb5_enctype enctype_list; krb5_clpreauth_init_fn init; krb5_clpreauth_fini_fn fini; krb5_clpreauth_get_flags_fn flags; krb5_clpreauth_request_init_fn request_init; krb5_clpreauth_request_fini_fn request_fini; krb5_clpreauth_process_fn process; krb5_clpreauth_tryagain_fn tryagain; krb5_clpreauth_supply_gic_opts_fn gic_opts; /* Minor version 1 ends here. / krb5_clpreauth_prep_questions_fn prep_questions; / Minor version 2 ends here. / } krb5_clpreauth_vtable; /* * This function allows a clpreauth plugin to obtain preauth options. The * preauth_data returned from this function should be freed by calling * krb5_get_init_creds_opt_free_pa(). / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_get_pa(krb5_context context, krb5_get_init_creds_opt opt, int num_preauth_data, krb5_gic_opt_pa_data preauth_data); / * This function frees the preauth_data that was returned by * krb5_get_init_creds_opt_get_pa(). / void KRB5_CALLCONV krb5_get_init_creds_opt_free_pa(krb5_context context, int num_preauth_data, krb5_gic_opt_pa_data preauth_data); #endif /* KRB5_CLPREAUTH_PLUGIN_H */	15.16 KB	2024-07-15 12:34
📄 hostrealm_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2013 by the Massachusetts Institute of Technology. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for hostrealm plugin module implementors. * * The hostrealm pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * Hostrealm plugin modules should define a function named * hostrealm_<modulename>_initvt, matching the signature: * * krb5_error_code * hostrealm_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_hostrealm_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_HOSTREALM_PLUGIN_H #define KRB5_HOSTREALM_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / An abstract type for hostrealm module data. / typedef struct krb5_hostrealm_moddata_st krb5_hostrealm_moddata; /* Method type declarations / / Optional: Initialize module data. / typedef krb5_error_code (krb5_hostrealm_init_fn)(krb5_context context, krb5_hostrealm_moddata data); / * Optional: Determine the possible realms of a hostname, using only secure, * authoritative mechanisms (ones which should be used prior to trying * referrals when getting a service ticket). Return success with a * null-terminated list of realms in realms_out, KRB5_PLUGIN_NO_HANDLE to defer to later modules, or another error to terminate processing. / typedef krb5_error_code (krb5_hostrealm_host_realm_fn)(krb5_context context, krb5_hostrealm_moddata data, const char host, char *realms_out); / * Optional: Determine the possible realms of a hostname, using heuristic or * less secure mechanisms (ones which should be used after trying referrals * when getting a service ticket). Return success with a null-terminated list * of realms in realms_out, KRB5_PLUGIN_NO_HANDLE to defer to later modules, or another error to terminate processing. / typedef krb5_error_code (krb5_hostrealm_fallback_realm_fn)(krb5_context context, krb5_hostrealm_moddata data, const char host, char *realms_out); / * Optional: Determine the possible default realms of the local host. Return * success with a null-terminated list of realms in realms_out, KRB5_PLUGIN_NO_HANDLE to defer to later modules, or another error to * terminate processing. / typedef krb5_error_code (krb5_hostrealm_default_realm_fn)(krb5_context context, krb5_hostrealm_moddata data, char **realms_out); / * Mandatory (if any of the query methods are implemented): Release the memory * returned by one of the interface methods. / typedef void (krb5_hostrealm_free_list_fn)(krb5_context context, krb5_hostrealm_moddata data, char *list); / Optional: Release resources used by module data. / typedef void (krb5_hostrealm_fini_fn)(krb5_context context, krb5_hostrealm_moddata data); /* hostrealm vtable for major version 1. / typedef struct krb5_hostrealm_vtable_st { const char name; /* Mandatory: name of module. / krb5_hostrealm_init_fn init; krb5_hostrealm_fini_fn fini; krb5_hostrealm_host_realm_fn host_realm; krb5_hostrealm_fallback_realm_fn fallback_realm; krb5_hostrealm_default_realm_fn default_realm; krb5_hostrealm_free_list_fn free_list; / Minor version 1 ends here. / } krb5_hostrealm_vtable; #endif /* KRB5_HOSTREALM_PLUGIN_H */	5.33 KB	2024-07-15 12:34
📄 kadm5_auth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2017 by the Massachusetts Institute of Technology. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for kadm5_auth plugin module implementors. * * The kadm5_auth pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * kadm5_auth plugin modules should define a function named * kadm5_auth_<modulename>_initvt, matching the signature: * * krb5_error_code * kadm5_auth_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_kadm5_auth_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_KADM5_AUTH_PLUGIN_H #define KRB5_KADM5_AUTH_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / An abstract type for kadm5_auth module data. / typedef struct kadm5_auth_moddata_st kadm5_auth_moddata; /* * A module can optionally include <kadm5/admin.h> to inspect principal or * policy records from requests that add or modify principals or policies. * Note that fields of principal and policy structures are only valid if the * corresponding bit is set in the accompanying mask parameter. / struct _kadm5_principal_ent_t; struct _kadm5_policy_ent_t; / * A module can optionally generate restrictions when checking permissions for * adding or modifying a principal entry. Restriction fields will only be * honored if the corresponding mask bit is set. The operable mask bits are * defined in <kadmin/admin.h> and are: * * - KADM5_ATTRIBUTES for require_attrs, forbid_attrs * - KADM5_POLICY for policy * - KADM5_POLICY_CLR to require that policy be unset * - KADM5_PRINC_EXPIRE_TIME for princ_lifetime * - KADM5_PW_EXPIRATION for pw_lifetime * - KADM5_MAX_LIFE for max_life * - KADM5_MAX_RLIFE for max_renewable_life / struct kadm5_auth_restrictions { long mask; krb5_flags require_attrs; krb5_flags forbid_attrs; krb5_deltat princ_lifetime; krb5_deltat pw_lifetime; krb5_deltat max_life; krb5_deltat max_renewable_life; char policy; }; /* Method type declarations / / * Optional: Initialize module data. acl_file is the realm's configured ACL * file, or NULL if none was configured. Return 0 on success, * KRB5_PLUGIN_NO_HANDLE if the module is inoperable (due to configuration, for * example), and any other error code to abort kadmind startup. Optionally set * data_out to a module data object to be passed to future calls. / typedef krb5_error_code (kadm5_auth_init_fn)(krb5_context context, const char acl_file, kadm5_auth_moddata data_out); / Optional: Release resources used by module data. / typedef void (kadm5_auth_fini_fn)(krb5_context context, kadm5_auth_moddata data); /* * Each check method below should return 0 to explicitly authorize the request, * KRB5_PLUGIN_NO_HANDLE to neither authorize nor deny the request, and any * other error code (such as EPERM) to explicitly deny the request. If a check * method is not defined, the module will neither authorize nor deny the * request. A request succeeds if at least one kadm5_auth module explicitly * authorizes the request and none of the modules explicitly deny it. / / Optional: authorize an add-principal operation, and optionally generate * restrictions. / typedef krb5_error_code (kadm5_auth_addprinc_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target, const struct _kadm5_principal_ent_t ent, long mask, struct kadm5_auth_restrictions rs_out); / Optional: authorize a modify-principal operation, and optionally generate * restrictions. / typedef krb5_error_code (kadm5_auth_modprinc_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target, const struct _kadm5_principal_ent_t ent, long mask, struct kadm5_auth_restrictions rs_out); / Optional: authorize a set-string operation. / typedef krb5_error_code (kadm5_auth_setstr_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target, const char key, const char value); /* Optional: authorize a change-password operation. / typedef krb5_error_code (kadm5_auth_cpw_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a randomize-keys operation. / typedef krb5_error_code (kadm5_auth_chrand_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a set-key operation. / typedef krb5_error_code (kadm5_auth_setkey_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a purgekeys operation. / typedef krb5_error_code (kadm5_auth_purgekeys_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a delete-principal operation. / typedef krb5_error_code (kadm5_auth_delprinc_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a rename-principal operation. / typedef krb5_error_code (kadm5_auth_renprinc_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal src, krb5_const_principal dest); /* Optional: authorize a get-principal operation. / typedef krb5_error_code (kadm5_auth_getprinc_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a get-strings operation. / typedef krb5_error_code (kadm5_auth_getstrs_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize an extract-keys operation. / typedef krb5_error_code (kadm5_auth_extract_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, krb5_const_principal target); /* Optional: authorize a list-principals operation. / typedef krb5_error_code (kadm5_auth_listprincs_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client); /* Optional: authorize an add-policy operation. / typedef krb5_error_code (kadm5_auth_addpol_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, const char policy, const struct _kadm5_policy_ent_t ent, long mask); /* Optional: authorize a modify-policy operation. / typedef krb5_error_code (kadm5_auth_modpol_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, const char policy, const struct _kadm5_policy_ent_t ent, long mask); /* Optional: authorize a delete-policy operation. / typedef krb5_error_code (kadm5_auth_delpol_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, const char policy); / Optional: authorize a get-policy operation. client_policy is the client * principal's policy name, or NULL if it does not have one. / typedef krb5_error_code (kadm5_auth_getpol_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client, const char policy, const char client_policy); /* Optional: authorize a list-policies operation. / typedef krb5_error_code (kadm5_auth_listpols_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client); /* Optional: authorize an iprop operation. / typedef krb5_error_code (kadm5_auth_iprop_fn)(krb5_context context, kadm5_auth_moddata data, krb5_const_principal client); /* * Optional: receive a notification that the most recent authorized operation * has ended. If a kadm5_auth module is also a KDB module, it can assume that * all KDB methods invoked between a kadm5_auth authorization method invocation * and a kadm5_auth end invocation are performed as part of the authorized * operation. * * The end method may be invoked without a preceding authorization method in * some cases; the module must be prepared to ignore such calls. / typedef void (kadm5_auth_end_fn)(krb5_context context, kadm5_auth_moddata data); /* * Optional: free a restrictions object. This method does not need to be * defined if the module does not generate restrictions objects, or if it * returns aliases to restrictions objects contained from within the module * data. / typedef void (kadm5_auth_free_restrictions_fn)(krb5_context context, kadm5_auth_moddata data, struct kadm5_auth_restrictions rs); / kadm5_auth vtable for major version 1. / typedef struct kadm5_auth_vtable_st { const char name; /* Mandatory: name of module. / kadm5_auth_init_fn init; kadm5_auth_fini_fn fini; kadm5_auth_addprinc_fn addprinc; kadm5_auth_modprinc_fn modprinc; kadm5_auth_setstr_fn setstr; kadm5_auth_cpw_fn cpw; kadm5_auth_chrand_fn chrand; kadm5_auth_setkey_fn setkey; kadm5_auth_purgekeys_fn purgekeys; kadm5_auth_delprinc_fn delprinc; kadm5_auth_renprinc_fn renprinc; kadm5_auth_getprinc_fn getprinc; kadm5_auth_getstrs_fn getstrs; kadm5_auth_extract_fn extract; kadm5_auth_listprincs_fn listprincs; kadm5_auth_addpol_fn addpol; kadm5_auth_modpol_fn modpol; kadm5_auth_delpol_fn delpol; kadm5_auth_getpol_fn getpol; kadm5_auth_listpols_fn listpols; kadm5_auth_iprop_fn iprop; kadm5_auth_end_fn end; kadm5_auth_free_restrictions_fn free_restrictions; / Minor version 1 ends here. / } kadm5_auth_vtable; #endif /* KRB5_KADM5_AUTH_PLUGIN_H */	12.19 KB	2024-07-15 12:34
📄 kadm5_hook_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2010 by the Massachusetts Institute of Technology. * All rights reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / #ifndef H_KRB5_KADM5_HOOK_PLUGIN #define H_KRB5_KADM5_HOOK_PLUGIN /* * @file krb5/krb5_kadm5_hook_plugin.h * Provide a plugin interface for kadm5 operations. This interface * permits a plugin to intercept principal modification, creation and * change password operations. Operations run at two stages: a * precommit stage that runs before the operation is committed to the * database and a postcommit operation that runs after the database * is updated; see #kadm5_hook_stage for details on semantics. * * This interface is based on a proposed extension to Heimdal by Russ * Allbery; it is likely that Heimdal will adopt an approach based on * stacked kdb modules rather than this interface. For MIT, writing a * plugin to this interface is significantly easier than stacking kdb * modules. Also, the kadm5 interface is significantly more stable * than the kdb interface, so this approach is more desirable than * stacked kdb modules. * * This interface depends on kadm5/admin.h. As such, the interface * does not provide strong guarantees of ABI stability. * * The kadm5_hook interface currently has only one supported major version, * which is 1. Major version 1 has a current minor version number of 2. * * kadm5_hook plugins should: * kadm5_hook_<modulename>_initvt, matching the signature: * * krb5_error_code * kadm5_hook_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to kadm5_hook_vftable_1 * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #include <krb5/krb5.h> #include <krb5/plugin.h> #include <kadm5/admin.h> /* * Whether the operation is being run before or after the database * update. / enum kadm5_hook_stage { /* In this stage, any plugin failure prevents following plugins from * running and aborts the operation./ KADM5_HOOK_STAGE_PRECOMMIT, /* In this stage, plugin failures are logged but otherwise ignored./ KADM5_HOOK_STAGE_POSTCOMMIT }; /* Opaque module data pointer. / typedef struct kadm5_hook_modinfo_st kadm5_hook_modinfo; /* * Interface for the v1 virtual table for the kadm5_hook plugin. * All entry points are optional. The name field must be provided. / typedef struct kadm5_hook_vtable_1_st { /* A text string identifying the plugin for logging messages. / const char name; /** Initialize a plugin module. * @param modinfo returns newly allocated module info for future * calls. Cleaned up by the fini() function. / kadm5_ret_t (init)(krb5_context, kadm5_hook_modinfo modinfo); / Clean up a module and free @a modinfo. / void (fini)(krb5_context, kadm5_hook_modinfo modinfo); /* Indicates that the password is being changed. * @param stage is an integer from #kadm5_hook_stage enumeration * @param keepold is true if existing keys are being kept. * @param newpass is NULL if the key sare being randomized. / kadm5_ret_t (chpass)(krb5_context, kadm5_hook_modinfo modinfo, int stage, krb5_principal, krb5_boolean keepold, int n_ks_tuple, krb5_key_salt_tuple ks_tuple, const char newpass); /* Indicate a principal is created. / kadm5_ret_t (create)(krb5_context, kadm5_hook_modinfo , int stage, kadm5_principal_ent_t, long mask, int n_ks_tuple, krb5_key_salt_tuple ks_tuple, const char password); /* Modify a principal. / kadm5_ret_t (modify)(krb5_context, kadm5_hook_modinfo , int stage, kadm5_principal_ent_t, long mask); /* Indicate a principal is deleted. / kadm5_ret_t (remove)(krb5_context, kadm5_hook_modinfo modinfo, int stage, krb5_principal); / End of minor version 1. / /* Indicate a principal is renamed. / kadm5_ret_t (rename)(krb5_context, kadm5_hook_modinfo modinfo, int stage, krb5_principal, krb5_principal); / End of minor version 2. / } kadm5_hook_vftable_1; #endif /H_KRB5_KADM5_HOOK_PLUGIN*/	6.02 KB	2024-07-15 12:34
📄 kdcpolicy_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / include/krb5/kdcpolicy_plugin.h - KDC policy plugin interface / / * Copyright (C) 2017 by Red Hat, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for kdcpolicy plugin module implementors. * * The kdcpolicy pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * kdcpolicy plugin modules should define a function named * kdcpolicy_<modulename>_initvt, matching the signature: * * krb5_error_code * kdcpolicy_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_kdcpolicy_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_POLICY_PLUGIN_H #define KRB5_POLICY_PLUGIN_H #include <krb5/krb5.h> / Abstract module datatype. / typedef struct krb5_kdcpolicy_moddata_st krb5_kdcpolicy_moddata; /* A module can optionally include kdb.h to inspect principal entries when * authorizing requests. / struct _krb5_db_entry_new; / * Optional: Initialize module data. Return 0 on success, * KRB5_PLUGIN_NO_HANDLE if the module is inoperable (due to configuration, for * example), and any other error code to abort KDC startup. Optionally set * data_out to a module data object to be passed to future calls. / typedef krb5_error_code (krb5_kdcpolicy_init_fn)(krb5_context context, krb5_kdcpolicy_moddata data_out); /* Optional: Clean up module data. / typedef krb5_error_code (krb5_kdcpolicy_fini_fn)(krb5_context context, krb5_kdcpolicy_moddata moddata); /* * Optional: return an error code and set status to an appropriate string * literal to deny an AS request; otherwise return 0. lifetime_out, if set, * restricts the ticket lifetime. renew_lifetime_out, if set, restricts the * ticket renewable lifetime. / typedef krb5_error_code (krb5_kdcpolicy_check_as_fn)(krb5_context context, krb5_kdcpolicy_moddata moddata, const krb5_kdc_req request, const struct _krb5_db_entry_new client, const struct _krb5_db_entry_new server, const char const auth_indicators, const char status, krb5_deltat lifetime_out, krb5_deltat renew_lifetime_out); / * Optional: return an error code and set status to an appropriate string * literal to deny a TGS request; otherwise return 0. lifetime_out, if set, * restricts the ticket lifetime. renew_lifetime_out, if set, restricts the * ticket renewable lifetime. / typedef krb5_error_code (krb5_kdcpolicy_check_tgs_fn)(krb5_context context, krb5_kdcpolicy_moddata moddata, const krb5_kdc_req request, const struct _krb5_db_entry_new server, const krb5_ticket ticket, const char const auth_indicators, const char status, krb5_deltat lifetime_out, krb5_deltat renew_lifetime_out); typedef struct krb5_kdcpolicy_vtable_st { const char name; krb5_kdcpolicy_init_fn init; krb5_kdcpolicy_fini_fn fini; krb5_kdcpolicy_check_as_fn check_as; krb5_kdcpolicy_check_tgs_fn check_tgs; } krb5_kdcpolicy_vtable; #endif / KRB5_POLICY_PLUGIN_H */	5.2 KB	2024-07-15 12:34
📄 kdcpreauth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (c) 2006 Red Hat, Inc. * Portions copyright (c) 2006, 2011 Massachusetts Institute of Technology * All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Red Hat, Inc., nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for kdcpreauth plugin module implementors. * * The kdcpreauth interface has a single supported major version, which is 1. * Major version 1 has a current minor version of 2. kdcpreauth modules should * define a function named kdcpreauth_<modulename>_initvt, matching the * signature: * * krb5_error_code * kdcpreauth_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for the interface and maj_ver: * kdcpreauth, maj_ver == 1: Cast to krb5_kdcpreauth_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_KDCPREAUTH_PLUGIN_H #define KRB5_KDCPREAUTH_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / kdcpreauth mechanism property flags / / * Causes the KDC to include this mechanism in a list of supported preauth * types if the user's DB entry flags the user as requiring hardware-based * preauthentication. / #define PA_HARDWARE 0x00000004 / * Causes the KDC to include this mechanism in a list of supported preauth * types if the user's DB entry flags the user as requiring preauthentication, * and to fail preauthentication if we can't verify the client data. The * flipside of PA_SUFFICIENT. / #define PA_REQUIRED 0x00000008 / * Causes the KDC to include this mechanism in a list of supported preauth * types if the user's DB entry flags the user as requiring preauthentication, * and to mark preauthentication as successful if we can verify the client * data. The flipside of PA_REQUIRED. / #define PA_SUFFICIENT 0x00000010 / * Marks this preauthentication mechanism as one which changes the key which is * used for encrypting the response to the client. Modules which have this * flag have their server_return_fn called before modules which do not, and are * passed over if a previously-called module has modified the encrypting key. / #define PA_REPLACES_KEY 0x00000020 / * Not really a padata type, so don't include it in any list of preauth types * which gets sent over the wire. / #define PA_PSEUDO 0x00000080 / * Indicates that e_data in non-FAST errors should be encoded as typed data * instead of padata. / #define PA_TYPED_E_DATA 0x00000100 / Abstract type for a KDC callback data handle. / typedef struct krb5_kdcpreauth_rock_st krb5_kdcpreauth_rock; /* Abstract type for module data and per-request module data. / typedef struct krb5_kdcpreauth_moddata_st krb5_kdcpreauth_moddata; typedef struct krb5_kdcpreauth_modreq_st krb5_kdcpreauth_modreq; / The verto context structure type (typedef is in verto.h; we want to avoid a * header dependency for the moment). / struct verto_ctx; / Before using a callback after version 1, modules must check the vers * field of the callback structure. / typedef struct krb5_kdcpreauth_callbacks_st { int vers; krb5_deltat (max_time_skew)(krb5_context context, krb5_kdcpreauth_rock rock); /* * Get an array of krb5_keyblock structures containing the client keys * matching the request enctypes, terminated by an entry with key type = 0. * Returns ENOENT if no keys are available for the request enctypes. Free * the resulting object with the free_keys callback. / krb5_error_code (client_keys)(krb5_context context, krb5_kdcpreauth_rock rock, krb5_keyblock *keys_out); / Free the result of client_keys. / void (free_keys)(krb5_context context, krb5_kdcpreauth_rock rock, krb5_keyblock keys); / * Get the encoded request body, which is sometimes needed for checksums. * For a FAST request this is the encoded inner request body. The returned * pointer is an alias and should not be freed. / krb5_data (request_body)(krb5_context context, krb5_kdcpreauth_rock rock); / Get a pointer to the FAST armor key, or NULL if the request did not use * FAST. The returned pointer is an alias and should not be freed. / krb5_keyblock (fast_armor)(krb5_context context, krb5_kdcpreauth_rock rock); / Retrieve a string attribute from the client DB entry, or NULL if no such * attribute is set. Free the result with the free_string callback. / krb5_error_code (get_string)(krb5_context context, krb5_kdcpreauth_rock rock, const char key, char value_out); / Free the result of get_string. / void (free_string)(krb5_context context, krb5_kdcpreauth_rock rock, char string); / Get a pointer to the client DB entry (returned as a void pointer to * avoid a dependency on a libkdb5 type). / void (client_entry)(krb5_context context, krb5_kdcpreauth_rock rock); / Get a pointer to the verto context which should be used by an * asynchronous edata or verify method. / struct verto_ctx (event_context)(krb5_context context, krb5_kdcpreauth_rock rock); / End of version 1 kdcpreauth callbacks. / / Return true if the client DB entry contains any keys matching the * request enctypes. / krb5_boolean (have_client_keys)(krb5_context context, krb5_kdcpreauth_rock rock); /* End of version 2 kdcpreauth callbacks. / / * Get the decrypted client long-term key chosen according to the request * enctype list, or NULL if no matching key was found. The returned * pointer is an alias and should not be freed. If invoked from * return_padata, the result will be the same as the encrypting_key * parameter if it is not NULL, and will therefore reflect the modified * reply key if a return_padata handler has replaced the reply key. / const krb5_keyblock (client_keyblock)(krb5_context context, krb5_kdcpreauth_rock rock); / Assert an authentication indicator in the AS-REP authdata. Duplicate * indicators will be ignored. / krb5_error_code (add_auth_indicator)(krb5_context context, krb5_kdcpreauth_rock rock, const char indicator); / * Read a data value for pa_type from the request cookie, placing it in * out. The value placed there is an alias and must not be freed. Returns true if a value for pa_type was retrieved, false if not. / krb5_boolean (get_cookie)(krb5_context context, krb5_kdcpreauth_rock rock, krb5_preauthtype pa_type, krb5_data out); / * Set a data value for pa_type to be sent in a secure cookie in the next * error response. If pa_type is already present, the value is ignored. * If the preauth mechanism has different preauth types for requests and * responses, use the request type. Secure cookies are encrypted in a key * known only to the KDCs, but can be replayed within a short time window * for requests using the same client principal. / krb5_error_code (set_cookie)(krb5_context context, krb5_kdcpreauth_rock rock, krb5_preauthtype pa_type, const krb5_data data); / End of version 3 kdcpreauth callbacks. / / * Return true if princ matches the principal named in the request or the * client principal (possibly canonicalized). If princ does not match, * attempt a database lookup of princ with aliases allowed and compare the * result to the client principal, returning true if it matches. * Otherwise, return false. / krb5_boolean (match_client)(krb5_context context, krb5_kdcpreauth_rock rock, krb5_principal princ); /* * Get an alias to the client DB entry principal (possibly canonicalized). / krb5_principal (client_name)(krb5_context context, krb5_kdcpreauth_rock rock); /* End of version 4 kdcpreauth callbacks. / / * Instruct the KDC to send a freshness token in the method data * accompanying a PREAUTH_REQUIRED or PREAUTH_FAILED error, if the client * indicated support for freshness tokens. This callback should only be * invoked from the edata method. / void (send_freshness_token)(krb5_context context, krb5_kdcpreauth_rock rock); /* Validate a freshness token sent by the client. Return 0 on success, * KRB5KDC_ERR_PREAUTH_EXPIRED on error. / krb5_error_code (check_freshness_token)(krb5_context context, krb5_kdcpreauth_rock rock, const krb5_data token); / End of version 5 kdcpreauth callbacks. / } krb5_kdcpreauth_callbacks; /* Optional: preauth plugin initialization function. / typedef krb5_error_code (krb5_kdcpreauth_init_fn)(krb5_context context, krb5_kdcpreauth_moddata moddata_out, const char realmnames); / Optional: preauth plugin cleanup function. / typedef void (krb5_kdcpreauth_fini_fn)(krb5_context context, krb5_kdcpreauth_moddata moddata); /* * Optional: return the flags which the KDC should use for this module. This * is a callback instead of a static value because the module may or may not * wish to count itself as a hardware preauthentication module (in other words, * the flags may be affected by the configuration, for example if a site * administrator can force a particular preauthentication type to be supported * using only hardware). This function is called for each entry entry in the * server_pa_type_list. / typedef int (krb5_kdcpreauth_flags_fn)(krb5_context context, krb5_preauthtype pa_type); /* * Responder for krb5_kdcpreauth_edata_fn. If invoked with a non-zero code, pa * will be ignored and the padata type will not be included in the hint list. * If invoked with a zero code and a null pa value, the padata type will be * included in the list with an empty value. If invoked with a zero code and a * non-null pa value, pa will be included in the hint list and will later be * freed by the KDC. / typedef void (krb5_kdcpreauth_edata_respond_fn)(void arg, krb5_error_code code, krb5_pa_data pa); /* * Optional: provide pa_data to send to the client as part of the "you need to * use preauthentication" error. The implementation must invoke the respond * when complete, whether successful or not, either before returning or * asynchronously using the verto context returned by cb->event_context(). * * This function is not allowed to create a modreq object because we have no * guarantee that the client will ever make a follow-up request, or that it * will hit this KDC if it does. / typedef void (krb5_kdcpreauth_edata_fn)(krb5_context context, krb5_kdc_req request, krb5_kdcpreauth_callbacks cb, krb5_kdcpreauth_rock rock, krb5_kdcpreauth_moddata moddata, krb5_preauthtype pa_type, krb5_kdcpreauth_edata_respond_fn respond, void arg); /* * Responder for krb5_kdcpreauth_verify_fn. Invoke with the arg parameter * supplied to verify, the error code (0 for success), an optional module * request state object to be consumed by return_fn or free_modreq_fn, optional * e_data to be passed to the caller if code is nonzero, and optional * authorization data to be included in the ticket. In non-FAST replies, * e_data will be encoded as typed-data if the module sets the PA_TYPED_E_DATA * flag, and as pa-data otherwise. e_data and authz_data will be freed by the * KDC. / typedef void (krb5_kdcpreauth_verify_respond_fn)(void arg, krb5_error_code code, krb5_kdcpreauth_modreq modreq, krb5_pa_data e_data, krb5_authdata authz_data); / * Optional: verify preauthentication data sent by the client, setting the * TKT_FLG_PRE_AUTH or TKT_FLG_HW_AUTH flag in the enc_tkt_reply's "flags" * field as appropriate. The implementation must invoke the respond function * when complete, whether successful or not, either before returning or * asynchronously using the verto context returned by cb->event_context(). / typedef void (krb5_kdcpreauth_verify_fn)(krb5_context context, krb5_data req_pkt, krb5_kdc_req request, krb5_enc_tkt_part enc_tkt_reply, krb5_pa_data data, krb5_kdcpreauth_callbacks cb, krb5_kdcpreauth_rock rock, krb5_kdcpreauth_moddata moddata, krb5_kdcpreauth_verify_respond_fn respond, void arg); / * Optional: generate preauthentication response data to send to the client as * part of the AS-REP. If it needs to override the key which is used to * encrypt the response, it can do so. / typedef krb5_error_code (krb5_kdcpreauth_return_fn)(krb5_context context, krb5_pa_data padata, krb5_data req_pkt, krb5_kdc_req request, krb5_kdc_rep reply, krb5_keyblock encrypting_key, krb5_pa_data send_pa_out, krb5_kdcpreauth_callbacks cb, krb5_kdcpreauth_rock rock, krb5_kdcpreauth_moddata moddata, krb5_kdcpreauth_modreq modreq); / Optional: free a per-request context. / typedef void (krb5_kdcpreauth_free_modreq_fn)(krb5_context, krb5_kdcpreauth_moddata moddata, krb5_kdcpreauth_modreq modreq); /* Optional: invoked after init_fn to provide the module with a pointer to the * verto main loop. / typedef krb5_error_code (krb5_kdcpreauth_loop_fn)(krb5_context context, krb5_kdcpreauth_moddata moddata, struct verto_ctx ctx); typedef struct krb5_kdcpreauth_vtable_st { / Mandatory: name of module. / char name; /* Mandatory: pointer to zero-terminated list of pa_types which this module * can provide services for. / krb5_preauthtype pa_type_list; krb5_kdcpreauth_init_fn init; krb5_kdcpreauth_fini_fn fini; krb5_kdcpreauth_flags_fn flags; krb5_kdcpreauth_edata_fn edata; krb5_kdcpreauth_verify_fn verify; krb5_kdcpreauth_return_fn return_padata; krb5_kdcpreauth_free_modreq_fn free_modreq; /* Minor 1 ends here. / krb5_kdcpreauth_loop_fn loop; / Minor 2 ends here. / } krb5_kdcpreauth_vtable; #endif /* KRB5_KDCPREAUTH_PLUGIN_H */	17.12 KB	2024-07-15 12:34
📄 krb5.h /* This file is generated, please don't edit it directly. / #ifndef KRB5_KRB5_H_INCLUDED #define KRB5_KRB5_H_INCLUDED / -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / General definitions for Kerberos version 5. / / * Copyright 1989, 1990, 1995, 2001, 2003, 2007, 2011 by the Massachusetts * Institute of Technology. All Rights Reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / / * Copyright (C) 1998 by the FundsXpress, INC. * * All rights reserved. * * Export of this software from the United States of America may require * a specific license from the United States Government. It is the * responsibility of any person or organization contemplating export to * obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of FundsXpress. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. FundsXpress makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. / #ifndef KRB5_GENERAL__ #define KRB5_GENERAL__ /* @defgroup KRB5_H krb5 library API * @{ / / By default, do not expose deprecated interfaces. / #ifndef KRB5_DEPRECATED #define KRB5_DEPRECATED 0 #endif #if defined(__MACH__) && defined(__APPLE__) # include <TargetConditionals.h> # if TARGET_RT_MAC_CFM # error "Use KfM 4.0 SDK headers for CFM compilation." # endif #endif #if defined(_MSDOS) \|\| defined(_WIN32) #include <win-mac.h> #endif #ifndef KRB5_CONFIG__ #ifndef KRB5_CALLCONV #define KRB5_CALLCONV #define KRB5_CALLCONV_C #endif / !KRB5_CALLCONV / #endif / !KRB5_CONFIG__ / #ifndef KRB5_CALLCONV_WRONG #define KRB5_CALLCONV_WRONG #endif #ifndef THREEPARAMOPEN #define THREEPARAMOPEN(x,y,z) open(x,y,z) #endif #if KRB5_PRIVATE #ifndef WRITABLEFOPEN #define WRITABLEFOPEN(x,y) fopen(x,y) #endif #endif #define KRB5_OLD_CRYPTO #include <stdlib.h> #include <limits.h> / for _MAX / #include <stdarg.h> #include <stdint.h> #ifndef KRB5INT_BEGIN_DECLS #if defined(__cplusplus) #define KRB5INT_BEGIN_DECLS extern "C" { #define KRB5INT_END_DECLS } #else #define KRB5INT_BEGIN_DECLS #define KRB5INT_END_DECLS #endif #endif KRB5INT_BEGIN_DECLS #if defined(TARGET_OS_MAC) && TARGET_OS_MAC # pragma pack(push,2) #endif #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) >= 30203 # define KRB5_ATTR_DEPRECATED __attribute__((deprecated)) #elif defined _WIN32 # define KRB5_ATTR_DEPRECATED __declspec(deprecated) #else # define KRB5_ATTR_DEPRECATED #endif /* from profile.h / struct _profile_t; / typedef struct _profile_t profile_t; / /* * begin wordsize.h / / * Word-size related definition. / typedef uint8_t krb5_octet; typedef int16_t krb5_int16; typedef uint16_t krb5_ui_2; typedef int32_t krb5_int32; typedef uint32_t krb5_ui_4; #define VALID_INT_BITS INT_MAX #define VALID_UINT_BITS UINT_MAX #define KRB5_INT32_MAX 2147483647 / this strange form is necessary since - is a unary operator, not a sign indicator / #define KRB5_INT32_MIN (-KRB5_INT32_MAX-1) #define KRB5_INT16_MAX 65535 / this strange form is necessary since - is a unary operator, not a sign indicator / #define KRB5_INT16_MIN (-KRB5_INT16_MAX-1) / * end wordsize.h / / * begin "base-defs.h" / / * Basic definitions for Kerberos V5 library / #ifndef FALSE #define FALSE 0 #endif #ifndef TRUE #define TRUE 1 #endif typedef unsigned int krb5_boolean; typedef unsigned int krb5_msgtype; typedef unsigned int krb5_kvno; typedef krb5_int32 krb5_addrtype; typedef krb5_int32 krb5_enctype; typedef krb5_int32 krb5_cksumtype; typedef krb5_int32 krb5_authdatatype; typedef krb5_int32 krb5_keyusage; typedef krb5_int32 krb5_cryptotype; typedef krb5_int32 krb5_preauthtype; / This may change, later on / typedef krb5_int32 krb5_flags; /* * Represents a timestamp in seconds since the POSIX epoch. This legacy type * is used frequently in the ABI, but cannot represent timestamps after 2038 as * a positive number. Code which uses this type should cast values of it to * uint32_t so that negative values are treated as timestamps between 2038 and * 2106 on platforms with 64-bit time_t. / typedef krb5_int32 krb5_timestamp; typedef krb5_int32 krb5_deltat; /* * Used to convey an operation status. The value 0 indicates success; any * other values are com_err codes. Use krb5_get_error_message() to obtain a * string describing the error. / typedef krb5_int32 krb5_error_code; typedef krb5_error_code krb5_magic; typedef struct _krb5_data { krb5_magic magic; unsigned int length; char data; } krb5_data; /* Originally introduced for PKINIT; now unused. Do not use this. / typedef struct _krb5_octet_data { krb5_magic magic; unsigned int length; krb5_octet data; } krb5_octet_data; /* Originally used to recognize AFS and default salts. No longer used. / #define SALT_TYPE_AFS_LENGTH UINT_MAX #define SALT_TYPE_NO_LENGTH UINT_MAX typedef void krb5_pointer; typedef void const * krb5_const_pointer; typedef struct krb5_principal_data { krb5_magic magic; krb5_data realm; krb5_data data; /< An array of strings / krb5_int32 length; krb5_int32 type; } krb5_principal_data; typedef krb5_principal_data * krb5_principal; /* * Per V5 spec on definition of principal types / #define KRB5_NT_UNKNOWN 0 /< Name type not known / #define KRB5_NT_PRINCIPAL 1 /*< Just the name of the principal as in DCE, or for users / #define KRB5_NT_SRV_INST 2 /*< Service and other unique instance (krbtgt) / #define KRB5_NT_SRV_HST 3 /*< Service with host name as instance (telnet, rcommands) / #define KRB5_NT_SRV_XHST 4 /*< Service with host as remaining components / #define KRB5_NT_UID 5 /*< Unique ID / #define KRB5_NT_X500_PRINCIPAL 6 /*< PKINIT / #define KRB5_NT_SMTP_NAME 7 /*< Name in form of SMTP email name / #define KRB5_NT_ENTERPRISE_PRINCIPAL 10 /*< Windows 2000 UPN / #define KRB5_NT_WELLKNOWN 11 /*< Well-known (special) principal / #define KRB5_WELLKNOWN_NAMESTR "WELLKNOWN" /*< First component of NT_WELLKNOWN principals / #define KRB5_NT_MS_PRINCIPAL -128 /*< Windows 2000 UPN and SID / #define KRB5_NT_MS_PRINCIPAL_AND_ID -129 /*< NT 4 style name / #define KRB5_NT_ENT_PRINCIPAL_AND_ID -130 /*< NT 4 style name and SID / /** Constant version of krb5_principal_data / typedef const krb5_principal_data krb5_const_principal; #define krb5_princ_realm(context, princ) (&(princ)->realm) #define krb5_princ_set_realm(context, princ,value) ((princ)->realm = (value)) #define krb5_princ_set_realm_length(context, princ,value) (princ)->realm.length = (value) #define krb5_princ_set_realm_data(context, princ,value) (princ)->realm.data = (value) #define krb5_princ_size(context, princ) (princ)->length #define krb5_princ_type(context, princ) (princ)->type #define krb5_princ_name(context, princ) (princ)->data #define krb5_princ_component(context, princ,i) \ (((i) < krb5_princ_size(context, princ)) \ ? (princ)->data + (i) \ : NULL) /* Constant for realm referrals. / #define KRB5_REFERRAL_REALM "" / * Referral-specific functions. / /* * Check for a match with KRB5_REFERRAL_REALM. * * @param [in] r Realm to check * * @return @c TRUE if @a r is zero-length, @c FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_is_referral_realm(const krb5_data r); /** * Return an anonymous realm data. * * This function returns constant storage that must not be freed. * * @sa #KRB5_ANONYMOUS_REALMSTR / const krb5_data KRB5_CALLCONV krb5_anonymous_realm(void); /** * Build an anonymous principal. * * This function returns constant storage that must not be freed. * * @sa #KRB5_ANONYMOUS_PRINCSTR / krb5_const_principal KRB5_CALLCONV krb5_anonymous_principal(void); #define KRB5_ANONYMOUS_REALMSTR "WELLKNOWN:ANONYMOUS" /< Anonymous realm / #define KRB5_ANONYMOUS_PRINCSTR "ANONYMOUS" /*< Anonymous principal name / /* * end "base-defs.h" / / * begin "hostaddr.h" / /* Structure for address / typedef struct _krb5_address { krb5_magic magic; krb5_addrtype addrtype; unsigned int length; krb5_octet contents; } krb5_address; /* per Kerberos v5 protocol spec / #define ADDRTYPE_INET 0x0002 #define ADDRTYPE_CHAOS 0x0005 #define ADDRTYPE_XNS 0x0006 #define ADDRTYPE_ISO 0x0007 #define ADDRTYPE_DDP 0x0010 #define ADDRTYPE_NETBIOS 0x0014 #define ADDRTYPE_INET6 0x0018 / not yet in the spec... / #define ADDRTYPE_ADDRPORT 0x0100 #define ADDRTYPE_IPPORT 0x0101 / macros to determine if a type is a local type / #define ADDRTYPE_IS_LOCAL(addrtype) (addrtype & 0x8000) / * end "hostaddr.h" / struct _krb5_context; typedef struct _krb5_context krb5_context; struct _krb5_auth_context; typedef struct _krb5_auth_context * krb5_auth_context; struct _krb5_cryptosystem_entry; /* * begin "encryption.h" / /* Exposed contents of a key. / typedef struct _krb5_keyblock { krb5_magic magic; krb5_enctype enctype; unsigned int length; krb5_octet contents; } krb5_keyblock; struct krb5_key_st; /** * Opaque identifier for a key. * * Use with the krb5_k APIs for better performance for repeated operations with * the same key and usage. Key identifiers must not be used simultaneously * within multiple threads, as they may contain mutable internal state and are * not mutex-protected. / typedef struct krb5_key_st krb5_key; #ifdef KRB5_OLD_CRYPTO typedef struct _krb5_encrypt_block { krb5_magic magic; krb5_enctype crypto_entry; /* to call krb5_encrypt_size, you need this. it was a pointer, but it doesn't have to be. gross. / krb5_keyblock key; } krb5_encrypt_block; #endif typedef struct _krb5_checksum { krb5_magic magic; krb5_cksumtype checksum_type; /* checksum type / unsigned int length; krb5_octet contents; } krb5_checksum; typedef struct _krb5_enc_data { krb5_magic magic; krb5_enctype enctype; krb5_kvno kvno; krb5_data ciphertext; } krb5_enc_data; /** * Structure to describe a region of text to be encrypted or decrypted. * * The @a flags member describes the type of the iov. * The @a data member points to the memory that will be manipulated. * All iov APIs take a pointer to the first element of an array of krb5_crypto_iov's * along with the size of that array. Buffer contents are manipulated in-place; * data is overwritten. Callers must allocate the right number of krb5_crypto_iov * structures before calling into an iov API. / typedef struct _krb5_crypto_iov { krb5_cryptotype flags; /< @ref KRB5_CRYPTO_TYPE type of the iov / krb5_data data; } krb5_crypto_iov; /* per Kerberos v5 protocol spec / #define ENCTYPE_NULL 0x0000 #define ENCTYPE_DES_CBC_CRC 0x0001 /< DES cbc mode with CRC-32 / #define ENCTYPE_DES_CBC_MD4 0x0002 /*< DES cbc mode with RSA-MD4 / #define ENCTYPE_DES_CBC_MD5 0x0003 /*< DES cbc mode with RSA-MD5 / #define ENCTYPE_DES_CBC_RAW 0x0004 /*< @deprecated DES cbc mode raw / #define ENCTYPE_DES3_CBC_SHA 0x0005 /*< @deprecated DES-3 cbc with SHA1 / #define ENCTYPE_DES3_CBC_RAW 0x0006 /*< @deprecated DES-3 cbc mode raw / #define ENCTYPE_DES_HMAC_SHA1 0x0008 /*< @deprecated / /* PKINIT / #define ENCTYPE_DSA_SHA1_CMS 0x0009 /< DSA with SHA1, CMS signature / #define ENCTYPE_MD5_RSA_CMS 0x000a /*< MD5 with RSA, CMS signature / #define ENCTYPE_SHA1_RSA_CMS 0x000b /*< SHA1 with RSA, CMS signature / #define ENCTYPE_RC2_CBC_ENV 0x000c /*< RC2 cbc mode, CMS enveloped data / #define ENCTYPE_RSA_ENV 0x000d /*< RSA encryption, CMS enveloped data / #define ENCTYPE_RSA_ES_OAEP_ENV 0x000e /*< RSA w/OEAP encryption, CMS enveloped data / #define ENCTYPE_DES3_CBC_ENV 0x000f /*< DES-3 cbc mode, CMS enveloped data / #define ENCTYPE_DES3_CBC_SHA1 0x0010 #define ENCTYPE_AES128_CTS_HMAC_SHA1_96 0x0011 /*< RFC 3962 / #define ENCTYPE_AES256_CTS_HMAC_SHA1_96 0x0012 /*< RFC 3962 / #define ENCTYPE_AES128_CTS_HMAC_SHA256_128 0x0013 /*< RFC 8009 / #define ENCTYPE_AES256_CTS_HMAC_SHA384_192 0x0014 /*< RFC 8009 / #define ENCTYPE_ARCFOUR_HMAC 0x0017 /*< RFC 4757 / #define ENCTYPE_ARCFOUR_HMAC_EXP 0x0018 /*< RFC 4757 / #define ENCTYPE_CAMELLIA128_CTS_CMAC 0x0019 /*< RFC 6803 / #define ENCTYPE_CAMELLIA256_CTS_CMAC 0x001a /*< RFC 6803 / #define ENCTYPE_UNKNOWN 0x01ff #define CKSUMTYPE_CRC32 0x0001 #define CKSUMTYPE_RSA_MD4 0x0002 #define CKSUMTYPE_RSA_MD4_DES 0x0003 #define CKSUMTYPE_DESCBC 0x0004 /* des-mac-k / / rsa-md4-des-k / #define CKSUMTYPE_RSA_MD5 0x0007 #define CKSUMTYPE_RSA_MD5_DES 0x0008 #define CKSUMTYPE_NIST_SHA 0x0009 #define CKSUMTYPE_HMAC_SHA1_DES3 0x000c #define CKSUMTYPE_HMAC_SHA1_96_AES128 0x000f /< RFC 3962. Used with ENCTYPE_AES128_CTS_HMAC_SHA1_96 / #define CKSUMTYPE_HMAC_SHA1_96_AES256 0x0010 /*< RFC 3962. Used with ENCTYPE_AES256_CTS_HMAC_SHA1_96 / #define CKSUMTYPE_HMAC_SHA256_128_AES128 0x0013 /*< RFC 8009 / #define CKSUMTYPE_HMAC_SHA384_192_AES256 0x0014 /*< RFC 8009 / #define CKSUMTYPE_CMAC_CAMELLIA128 0x0011 /*< RFC 6803 / #define CKSUMTYPE_CMAC_CAMELLIA256 0x0012 /*< RFC 6803 / #define CKSUMTYPE_MD5_HMAC_ARCFOUR -137 /* Microsoft netlogon / #define CKSUMTYPE_HMAC_MD5_ARCFOUR -138 /< RFC 4757 / /* * The following are entropy source designations. Whenever * krb5_C_random_add_entropy is called, one of these source ids is passed in. * This allows the library to better estimate bits of entropy in the sample and * to keep track of what sources of entropy have contributed enough entropy. * Sources marked internal MUST NOT be used by applications outside the * Kerberos library / enum { KRB5_C_RANDSOURCE_OLDAPI = 0, /calls to krb5_C_RANDOM_SEED (INTERNAL)/ KRB5_C_RANDSOURCE_OSRAND = 1, / /dev/random or equivalent (internal)/ KRB5_C_RANDSOURCE_TRUSTEDPARTY = 2, / From KDC or other trusted party/ / * This source should be used carefully; data in this category * should be from a third party trusted to give random bits * For example keys issued by the KDC in the application server. / KRB5_C_RANDSOURCE_TIMING = 3, / Timing of operations/ KRB5_C_RANDSOURCE_EXTERNAL_PROTOCOL = 4, /Protocol data possibly from attacker/ KRB5_C_RANDSOURCE_MAX = 5 /Do not use; maximum source ID/ }; #ifndef krb5_roundup / round x up to nearest multiple of y / #define krb5_roundup(x, y) ((((x) + (y) - 1)/(y))(y)) #endif /* roundup / / macro function definitions to help clean up code / #if 1 #define krb5_x(ptr,args) ((ptr)?(((ptr)) args):(abort(),1)) #define krb5_xc(ptr,args) ((ptr)?(((ptr)) args):(abort(),(char)0)) #else #define krb5_x(ptr,args) (((ptr)) args) #define krb5_xc(ptr,args) (((ptr)) args) #endif /** * Encrypt data using a key (operates on keyblock). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] cipher_state Cipher state; specify NULL if not needed * @param [in] input Data to be encrypted * @param [out] output Encrypted data * * This function encrypts the data block @a input and stores the output into @a * output. The actual encryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the encryption operation, and * is updated with the state to be passed as input to the next operation. * * @note The caller must initialize @a output and allocate at least enough * space for the result (using krb5_c_encrypt_length() to determine the amount * of space needed). @a output->length will be set to the actual length of the * ciphertext. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_encrypt(krb5_context context, const krb5_keyblock key, krb5_keyusage usage, const krb5_data cipher_state, const krb5_data input, krb5_enc_data output); /* * Decrypt data using a key (operates on keyblock). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] cipher_state Cipher state; specify NULL if not needed * @param [in] input Encrypted data * @param [out] output Decrypted data * * This function decrypts the data block @a input and stores the output into @a * output. The actual decryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the decryption operation, and * is updated with the state to be passed as input to the next operation. * * @note The caller must initialize @a output and allocate at least enough * space for the result. The usual practice is to allocate an output buffer as * long as the ciphertext, and let krb5_c_decrypt() trim @a output->length. * For some enctypes, the resulting @a output->length may include padding * bytes. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_decrypt(krb5_context context, const krb5_keyblock key, krb5_keyusage usage, const krb5_data cipher_state, const krb5_enc_data input, krb5_data output); /* * Compute encrypted data length. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] inputlen Length of the data to be encrypted * @param [out] length Length of the encrypted data * * This function computes the length of the ciphertext produced by encrypting * @a inputlen bytes including padding, confounder, and checksum. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_encrypt_length(krb5_context context, krb5_enctype enctype, size_t inputlen, size_t length); /** * Return cipher block size. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [out] blocksize Block size for @a enctype * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_block_size(krb5_context context, krb5_enctype enctype, size_t blocksize); /** * Return length of the specified key in bytes. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [out] keybytes Number of bytes required to make a key * @param [out] keylength Length of final key * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_keylengths(krb5_context context, krb5_enctype enctype, size_t keybytes, size_t keylength); /* * Initialize a new cipher state. * * @param [in] context Library context * @param [in] key Key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [out] new_state New cipher state * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_init_state(krb5_context context, const krb5_keyblock key, krb5_keyusage usage, krb5_data new_state); /* * Free a cipher state previously allocated by krb5_c_init_state(). * * @param [in] context Library context * @param [in] key Key * @param [in] state Cipher state to be freed * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_free_state(krb5_context context, const krb5_keyblock key, krb5_data state); /* * Generate enctype-specific pseudo-random bytes. * * @param [in] context Library context * @param [in] keyblock Key * @param [in] input Input data * @param [out] output Output data * * This function selects a pseudo-random function based on @a keyblock and * computes its value over @a input, placing the result into @a output. * The caller must preinitialize @a output and allocate space for the * result, using krb5_c_prf_length() to determine the required length. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_prf(krb5_context context, const krb5_keyblock keyblock, krb5_data input, krb5_data output); /** * Get the output length of pseudo-random functions for an encryption type. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [out] len Length of PRF output * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_prf_length(krb5_context context, krb5_enctype enctype, size_t len); /** * Generate pseudo-random bytes using RFC 6113 PRF+. * * @param [in] context Library context * @param [in] k KDC contribution key * @param [in] input Input data * @param [out] output Pseudo-random output buffer * * This function fills @a output with PRF+(k, input) as defined in RFC 6113 * section 5.1. The caller must preinitialize @a output and allocate the * desired amount of space. The length of the pseudo-random output will match * the length of @a output. * * @note RFC 4402 defines a different PRF+ operation. This function does not * implement that operation. * * @return 0 on success, @c E2BIG if output->length is too large for PRF+ to * generate, @c ENOMEM on allocation failure, or an error code from * krb5_c_prf() / krb5_error_code KRB5_CALLCONV krb5_c_prfplus(krb5_context context, const krb5_keyblock k, const krb5_data input, krb5_data output); /** * Derive a key using some input data (via RFC 6113 PRF+). * * @param [in] context Library context * @param [in] k KDC contribution key * @param [in] input Input string * @param [in] enctype Output key enctype (or @c ENCTYPE_NULL) * @param [out] out Derived keyblock * * This function uses PRF+ as defined in RFC 6113 to derive a key from another * key and an input string. If @a enctype is @c ENCTYPE_NULL, the output key * will have the same enctype as the input key. / krb5_error_code KRB5_CALLCONV krb5_c_derive_prfplus(krb5_context context, const krb5_keyblock k, const krb5_data input, krb5_enctype enctype, krb5_keyblock out); /* * Compute the KRB-FX-CF2 combination of two keys and pepper strings. * * @param [in] context Library context * @param [in] k1 KDC contribution key * @param [in] pepper1 String "PKINIT" * @param [in] k2 Reply key * @param [in] pepper2 String "KeyExchange" * @param [out] out Output key * * This function computes the KRB-FX-CF2 function over its inputs and places * the results in a newly allocated keyblock. This function is simple in that * it assumes that @a pepper1 and @a pepper2 are C strings with no internal * nulls and that the enctype of the result will be the same as that of @a k1. * @a k1 and @a k2 may be of different enctypes. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_fx_cf2_simple(krb5_context context, const krb5_keyblock k1, const char pepper1, const krb5_keyblock k2, const char pepper2, krb5_keyblock out); /* * Generate an enctype-specific random encryption key. * * @param [in] context Library context * @param [in] enctype Encryption type of the generated key * @param [out] k5_random_key An allocated and initialized keyblock * * Use krb5_free_keyblock_contents() to free @a k5_random_key when * no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_make_random_key(krb5_context context, krb5_enctype enctype, krb5_keyblock k5_random_key); /** * Generate an enctype-specific key from random data. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] random_data Random input data * @param [out] k5_random_key Resulting key * * This function takes random input data @a random_data and produces a valid * key @a k5_random_key for a given @a enctype. * * @note It is assumed that @a k5_random_key has already been initialized and * @a k5_random_key->contents has been allocated with the correct length. * * @sa krb5_c_keylengths() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_random_to_key(krb5_context context, krb5_enctype enctype, krb5_data random_data, krb5_keyblock k5_random_key); /* * Add entropy to the pseudo-random number generator. * * @param [in] context Library context * @param [in] randsource Entropy source (see KRB5_RANDSOURCE types) * @param [in] data Data * * Contribute entropy to the PRNG used by krb5 crypto operations. This may or * may not affect the output of the next crypto operation requiring random * data. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_random_add_entropy(krb5_context context, unsigned int randsource, const krb5_data data); /** * Generate pseudo-random bytes. * * @param [in] context Library context * @param [out] data Random data * * Fills in @a data with bytes from the PRNG used by krb5 crypto operations. * The caller must preinitialize @a data and allocate the desired amount of * space. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_random_make_octets(krb5_context context, krb5_data data); /** * Collect entropy from the OS if possible. * * @param [in] context Library context * @param [in] strong Strongest available source of entropy * @param [out] success 1 if OS provides entropy, 0 otherwise * * If @a strong is non-zero, this function attempts to use the strongest * available source of entropy. Setting this flag may cause the function to * block on some operating systems. Good uses include seeding the PRNG for * kadmind and realm setup. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_random_os_entropy(krb5_context context, int strong, int success); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_c_random_seed(krb5_context context, krb5_data data); /** * Convert a string (such a password) to a key. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] string String to be converted * @param [in] salt Salt value * @param [out] key Generated key * * This function converts @a string to a @a key of encryption type @a enctype, * using the specified @a salt. The newly created @a key must be released by * calling krb5_free_keyblock_contents() when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_string_to_key(krb5_context context, krb5_enctype enctype, const krb5_data string, const krb5_data salt, krb5_keyblock key); /** * Convert a string (such as a password) to a key with additional parameters. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] string String to be converted * @param [in] salt Salt value * @param [in] params Parameters * @param [out] key Generated key * * This function is similar to krb5_c_string_to_key(), but also takes * parameters which may affect the algorithm in an enctype-dependent way. The * newly created @a key must be released by calling * krb5_free_keyblock_contents() when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_string_to_key_with_params(krb5_context context, krb5_enctype enctype, const krb5_data string, const krb5_data salt, const krb5_data params, krb5_keyblock key); /* * Compare two encryption types. * * @param [in] context Library context * @param [in] e1 First encryption type * @param [in] e2 Second encryption type * @param [out] similar @c TRUE if types are similar, @c FALSE if not * * This function determines whether two encryption types use the same kind of * keys. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_enctype_compare(krb5_context context, krb5_enctype e1, krb5_enctype e2, krb5_boolean similar); /** * Compute a checksum (operates on keyblock). * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] input Input data * @param [out] cksum Generated checksum * * This function computes a checksum of type @a cksumtype over @a input, using * @a key if the checksum type is a keyed checksum. If @a cksumtype is 0 and * @a key is non-null, the checksum type will be the mandatory-to-implement * checksum type for the key's encryption type. The actual checksum key will * be derived from @a key and @a usage if key derivation is specified for the * checksum type. The newly created @a cksum must be released by calling * krb5_free_checksum_contents() when it is no longer needed. * * @note This function is similar to krb5_k_make_checksum(), but operates * on keyblock @a key. * * @sa krb5_c_verify_checksum() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_make_checksum(krb5_context context, krb5_cksumtype cksumtype, const krb5_keyblock key, krb5_keyusage usage, const krb5_data input, krb5_checksum cksum); /** * Verify a checksum (operates on keyblock). * * @param [in] context Library context * @param [in] key Encryption key for a keyed checksum * @param [in] usage @a key usage * @param [in] data Data to be used to compute a new checksum * using @a key to compare @a cksum against * @param [in] cksum Checksum to be verified * @param [out] valid Non-zero for success, zero for failure * * This function verifies that @a cksum is a valid checksum for @a data. If * the checksum type of @a cksum is a keyed checksum, @a key is used to verify * the checksum. If the checksum type in @a cksum is 0 and @a key is not NULL, * the mandatory checksum type for @a key will be used. The actual checksum * key will be derived from @a key and @a usage if key derivation is specified * for the checksum type. * * @note This function is similar to krb5_k_verify_checksum(), but operates * on keyblock @a key. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_verify_checksum(krb5_context context, const krb5_keyblock key, krb5_keyusage usage, const krb5_data data, const krb5_checksum cksum, krb5_boolean valid); /* * Return the length of checksums for a checksum type. * * @param [in] context Library context * @param [in] cksumtype Checksum type * @param [out] length Checksum length * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_checksum_length(krb5_context context, krb5_cksumtype cksumtype, size_t length); /** * Return a list of keyed checksum types usable with an encryption type. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [out] count Count of allowable checksum types * @param [out] cksumtypes Array of allowable checksum types * * Use krb5_free_cksumtypes() to free @a cksumtypes when it is no longer * needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_keyed_checksum_types(krb5_context context, krb5_enctype enctype, unsigned int count, krb5_cksumtype cksumtypes); / @defgroup KRB5_KEYUSAGE KRB5_KEYUSAGE * @{ / #define KRB5_KEYUSAGE_AS_REQ_PA_ENC_TS 1 #define KRB5_KEYUSAGE_KDC_REP_TICKET 2 #define KRB5_KEYUSAGE_AS_REP_ENCPART 3 #define KRB5_KEYUSAGE_TGS_REQ_AD_SESSKEY 4 #define KRB5_KEYUSAGE_TGS_REQ_AD_SUBKEY 5 #define KRB5_KEYUSAGE_TGS_REQ_AUTH_CKSUM 6 #define KRB5_KEYUSAGE_TGS_REQ_AUTH 7 #define KRB5_KEYUSAGE_TGS_REP_ENCPART_SESSKEY 8 #define KRB5_KEYUSAGE_TGS_REP_ENCPART_SUBKEY 9 #define KRB5_KEYUSAGE_AP_REQ_AUTH_CKSUM 10 #define KRB5_KEYUSAGE_AP_REQ_AUTH 11 #define KRB5_KEYUSAGE_AP_REP_ENCPART 12 #define KRB5_KEYUSAGE_KRB_PRIV_ENCPART 13 #define KRB5_KEYUSAGE_KRB_CRED_ENCPART 14 #define KRB5_KEYUSAGE_KRB_SAFE_CKSUM 15 #define KRB5_KEYUSAGE_APP_DATA_ENCRYPT 16 #define KRB5_KEYUSAGE_APP_DATA_CKSUM 17 #define KRB5_KEYUSAGE_KRB_ERROR_CKSUM 18 #define KRB5_KEYUSAGE_AD_KDCISSUED_CKSUM 19 #define KRB5_KEYUSAGE_AD_MTE 20 #define KRB5_KEYUSAGE_AD_ITE 21 / XXX need to register these / #define KRB5_KEYUSAGE_GSS_TOK_MIC 22 #define KRB5_KEYUSAGE_GSS_TOK_WRAP_INTEG 23 #define KRB5_KEYUSAGE_GSS_TOK_WRAP_PRIV 24 / Defined in Integrating SAM Mechanisms with Kerberos draft / #define KRB5_KEYUSAGE_PA_SAM_CHALLENGE_CKSUM 25 /* Note conflict with @ref KRB5_KEYUSAGE_PA_S4U_X509_USER_REQUEST / #define KRB5_KEYUSAGE_PA_SAM_CHALLENGE_TRACKID 26 /* Note conflict with @ref KRB5_KEYUSAGE_PA_S4U_X509_USER_REPLY / #define KRB5_KEYUSAGE_PA_SAM_RESPONSE 27 / Defined in [MS-SFU] / /* Note conflict with @ref KRB5_KEYUSAGE_PA_SAM_CHALLENGE_TRACKID / #define KRB5_KEYUSAGE_PA_S4U_X509_USER_REQUEST 26 /* Note conflict with @ref KRB5_KEYUSAGE_PA_SAM_RESPONSE / #define KRB5_KEYUSAGE_PA_S4U_X509_USER_REPLY 27 / unused / #define KRB5_KEYUSAGE_PA_REFERRAL 26 #define KRB5_KEYUSAGE_AD_SIGNEDPATH -21 #define KRB5_KEYUSAGE_IAKERB_FINISHED 42 #define KRB5_KEYUSAGE_PA_PKINIT_KX 44 #define KRB5_KEYUSAGE_PA_OTP_REQUEST 45 /< See RFC 6560 section 4.2 / /* define in draft-ietf-krb-wg-preauth-framework/ #define KRB5_KEYUSAGE_FAST_REQ_CHKSUM 50 #define KRB5_KEYUSAGE_FAST_ENC 51 #define KRB5_KEYUSAGE_FAST_REP 52 #define KRB5_KEYUSAGE_FAST_FINISHED 53 #define KRB5_KEYUSAGE_ENC_CHALLENGE_CLIENT 54 #define KRB5_KEYUSAGE_ENC_CHALLENGE_KDC 55 #define KRB5_KEYUSAGE_AS_REQ 56 #define KRB5_KEYUSAGE_CAMMAC 64 #define KRB5_KEYUSAGE_SPAKE 65 / Key usage values 512-1023 are reserved for uses internal to a Kerberos * implementation. / #define KRB5_KEYUSAGE_PA_FX_COOKIE 513 /< Used for encrypted FAST cookies / #define KRB5_KEYUSAGE_PA_AS_FRESHNESS 514 /*< Used for freshness tokens / /** @} / / end of KRB5_KEYUSAGE group / /* * Verify that a specified encryption type is a valid Kerberos encryption type. * * @param [in] ktype Encryption type * * @return @c TRUE if @a ktype is valid, @c FALSE if not / krb5_boolean KRB5_CALLCONV krb5_c_valid_enctype(krb5_enctype ktype); /* * Verify that specified checksum type is a valid Kerberos checksum type. * * @param [in] ctype Checksum type * * @return @c TRUE if @a ctype is valid, @c FALSE if not / krb5_boolean KRB5_CALLCONV krb5_c_valid_cksumtype(krb5_cksumtype ctype); /* * Test whether a checksum type is collision-proof. * * @param [in] ctype Checksum type * * @return @c TRUE if @a ctype is collision-proof, @c FALSE if it is not * collision-proof or not a valid checksum type. / krb5_boolean KRB5_CALLCONV krb5_c_is_coll_proof_cksum(krb5_cksumtype ctype); /* * Test whether a checksum type is keyed. * * @param [in] ctype Checksum type * * @return @c TRUE if @a ctype is a keyed checksum type, @c FALSE otherwise. / krb5_boolean KRB5_CALLCONV krb5_c_is_keyed_cksum(krb5_cksumtype ctype); / AEAD APIs / /* @defgroup KRB5_CRYPTO_TYPE KRB5_CRYPTO_TYPE * @{ / #define KRB5_CRYPTO_TYPE_EMPTY 0 /< [in] ignored / #define KRB5_CRYPTO_TYPE_HEADER 1 /*< [out] header / #define KRB5_CRYPTO_TYPE_DATA 2 /*< [in, out] plaintext / #define KRB5_CRYPTO_TYPE_SIGN_ONLY 3 /*< [in] associated data / #define KRB5_CRYPTO_TYPE_PADDING 4 /*< [out] padding / #define KRB5_CRYPTO_TYPE_TRAILER 5 /*< [out] checksum for encrypt / #define KRB5_CRYPTO_TYPE_CHECKSUM 6 /*< [out] checksum for MIC / #define KRB5_CRYPTO_TYPE_STREAM 7 /*< [in] entire message without decomposing the structure into header, data and trailer buffers / /** @} / / end of KRB5_CRYPTO_TYPE group / /* * Fill in a checksum element in IOV array (operates on keyblock) * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] data IOV array * @param [in] num_data Size of @a data * * Create a checksum in the #KRB5_CRYPTO_TYPE_CHECKSUM element over * #KRB5_CRYPTO_TYPE_DATA and #KRB5_CRYPTO_TYPE_SIGN_ONLY chunks in @a data. * Only the #KRB5_CRYPTO_TYPE_CHECKSUM region is modified. * * @note This function is similar to krb5_k_make_checksum_iov(), but operates * on keyblock @a key. * * @sa krb5_c_verify_checksum_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_make_checksum_iov(krb5_context context, krb5_cksumtype cksumtype, const krb5_keyblock key, krb5_keyusage usage, krb5_crypto_iov data, size_t num_data); /* * Validate a checksum element in IOV array (operates on keyblock). * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] data IOV array * @param [in] num_data Size of @a data * @param [out] valid Non-zero for success, zero for failure * * Confirm that the checksum in the #KRB5_CRYPTO_TYPE_CHECKSUM element is a * valid checksum of the #KRB5_CRYPTO_TYPE_DATA and #KRB5_CRYPTO_TYPE_SIGN_ONLY * regions in the iov. * * @note This function is similar to krb5_k_verify_checksum_iov(), but operates * on keyblock @a key. * * @sa krb5_c_make_checksum_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_verify_checksum_iov(krb5_context context, krb5_cksumtype cksumtype, const krb5_keyblock key, krb5_keyusage usage, const krb5_crypto_iov data, size_t num_data, krb5_boolean valid); /** * Encrypt data in place supporting AEAD (operates on keyblock). * * @param [in] context Library context * @param [in] keyblock Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] cipher_state Cipher state; specify NULL if not needed * @param [in,out] data IOV array. Modified in-place. * @param [in] num_data Size of @a data * * This function encrypts the data block @a data and stores the output in-place. * The actual encryption key will be derived from @a keyblock and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the encryption operation, and * is updated with the state to be passed as input to the next operation. * The caller must allocate the right number of krb5_crypto_iov * structures before calling into this API. * * @note On return from a krb5_c_encrypt_iov() call, the @a data->length in the * iov structure are adjusted to reflect actual lengths of the ciphertext used. * For example, if the padding length is too large, the length will be reduced. * Lengths are never increased. * * @note This function is similar to krb5_k_encrypt_iov(), but operates * on keyblock @a keyblock. * * @sa krb5_c_decrypt_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_encrypt_iov(krb5_context context, const krb5_keyblock keyblock, krb5_keyusage usage, const krb5_data cipher_state, krb5_crypto_iov data, size_t num_data); /** * Decrypt data in place supporting AEAD (operates on keyblock). * * @param [in] context Library context * @param [in] keyblock Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] cipher_state Cipher state; specify NULL if not needed * @param [in,out] data IOV array. Modified in-place. * @param [in] num_data Size of @a data * * This function decrypts the data block @a data and stores the output in-place. * The actual decryption key will be derived from @a keyblock and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the decryption operation, and * is updated with the state to be passed as input to the next operation. * The caller must allocate the right number of krb5_crypto_iov * structures before calling into this API. * * @note On return from a krb5_c_decrypt_iov() call, the @a data->length in the * iov structure are adjusted to reflect actual lengths of the ciphertext used. * For example, if the padding length is too large, the length will be reduced. * Lengths are never increased. * * @note This function is similar to krb5_k_decrypt_iov(), but operates * on keyblock @a keyblock. * * @sa krb5_c_decrypt_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_decrypt_iov(krb5_context context, const krb5_keyblock keyblock, krb5_keyusage usage, const krb5_data cipher_state, krb5_crypto_iov data, size_t num_data); /** * Return a length of a message field specific to the encryption type. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] type Type field (See @ref KRB5_CRYPTO_TYPE types) * @param [out] size Length of the @a type specific to @a enctype * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_crypto_length(krb5_context context, krb5_enctype enctype, krb5_cryptotype type, unsigned int size); /** * Fill in lengths for header, trailer and padding in a IOV array. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in,out] data IOV array * @param [in] num_data Size of @a data * * Padding is set to the actual padding required based on the provided * @a data buffers. Typically this API is used after setting up the data * buffers and #KRB5_CRYPTO_TYPE_SIGN_ONLY buffers, but before actually * allocating header, trailer and padding. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_c_crypto_length_iov(krb5_context context, krb5_enctype enctype, krb5_crypto_iov data, size_t num_data); /** * Return a number of padding octets. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] data_length Length of the plaintext to pad * @param [out] size Number of padding octets * * This function returns the number of the padding octets required to pad * @a data_length octets of plaintext. * * @retval 0 Success; otherwise - KRB5_BAD_ENCTYPE / krb5_error_code KRB5_CALLCONV krb5_c_padding_length(krb5_context context, krb5_enctype enctype, size_t data_length, unsigned int size); /** * Create a krb5_key from the enctype and key data in a keyblock. * * @param [in] context Library context * @param [in] key_data Keyblock * @param [out] out Opaque key * * The reference count on a key @a out is set to 1. * Use krb5_k_free_key() to free @a out when it is no longer needed. * * @retval 0 Success; otherwise - KRB5_BAD_ENCTYPE / krb5_error_code KRB5_CALLCONV krb5_k_create_key(krb5_context context, const krb5_keyblock key_data, krb5_key out); /* Increment the reference count on a key. / void KRB5_CALLCONV krb5_k_reference_key(krb5_context context, krb5_key key); /* Decrement the reference count on a key and free it if it hits zero. / void KRB5_CALLCONV krb5_k_free_key(krb5_context context, krb5_key key); /* Retrieve a copy of the keyblock from a krb5_key structure. / krb5_error_code KRB5_CALLCONV krb5_k_key_keyblock(krb5_context context, krb5_key key, krb5_keyblock key_data); /* Retrieve the enctype of a krb5_key structure. / krb5_enctype KRB5_CALLCONV krb5_k_key_enctype(krb5_context context, krb5_key key); /* * Encrypt data using a key (operates on opaque key). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] cipher_state Cipher state; specify NULL if not needed * @param [in] input Data to be encrypted * @param [out] output Encrypted data * * This function encrypts the data block @a input and stores the output into @a * output. The actual encryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the encryption operation, and * is updated with the state to be passed as input to the next operation. * * @note The caller must initialize @a output and allocate at least enough * space for the result (using krb5_c_encrypt_length() to determine the amount * of space needed). @a output->length will be set to the actual length of the * ciphertext. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_encrypt(krb5_context context, krb5_key key, krb5_keyusage usage, const krb5_data cipher_state, const krb5_data input, krb5_enc_data output); /** * Encrypt data in place supporting AEAD (operates on opaque key). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] cipher_state Cipher state; specify NULL if not needed * @param [in,out] data IOV array. Modified in-place. * @param [in] num_data Size of @a data * * This function encrypts the data block @a data and stores the output in-place. * The actual encryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the encryption operation, and * is updated with the state to be passed as input to the next operation. * The caller must allocate the right number of krb5_crypto_iov * structures before calling into this API. * * @note On return from a krb5_c_encrypt_iov() call, the @a data->length in the * iov structure are adjusted to reflect actual lengths of the ciphertext used. * For example, if the padding length is too large, the length will be reduced. * Lengths are never increased. * * @note This function is similar to krb5_c_encrypt_iov(), but operates * on opaque key @a key. * * @sa krb5_k_decrypt_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_encrypt_iov(krb5_context context, krb5_key key, krb5_keyusage usage, const krb5_data cipher_state, krb5_crypto_iov data, size_t num_data); /* * Decrypt data using a key (operates on opaque key). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] cipher_state Cipher state; specify NULL if not needed * @param [in] input Encrypted data * @param [out] output Decrypted data * * This function decrypts the data block @a input and stores the output into @a * output. The actual decryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the decryption operation, and * is updated with the state to be passed as input to the next operation. * * @note The caller must initialize @a output and allocate at least enough * space for the result. The usual practice is to allocate an output buffer as * long as the ciphertext, and let krb5_c_decrypt() trim @a output->length. * For some enctypes, the resulting @a output->length may include padding * bytes. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_decrypt(krb5_context context, krb5_key key, krb5_keyusage usage, const krb5_data cipher_state, const krb5_enc_data input, krb5_data output); /** * Decrypt data in place supporting AEAD (operates on opaque key). * * @param [in] context Library context * @param [in] key Encryption key * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] cipher_state Cipher state; specify NULL if not needed * @param [in,out] data IOV array. Modified in-place. * @param [in] num_data Size of @a data * * This function decrypts the data block @a data and stores the output in-place. * The actual decryption key will be derived from @a key and @a usage * if key derivation is specified for the encryption type. If non-null, @a * cipher_state specifies the beginning state for the decryption operation, and * is updated with the state to be passed as input to the next operation. * The caller must allocate the right number of krb5_crypto_iov * structures before calling into this API. * * @note On return from a krb5_c_decrypt_iov() call, the @a data->length in the * iov structure are adjusted to reflect actual lengths of the ciphertext used. * For example, if the padding length is too large, the length will be reduced. * Lengths are never increased. * * @note This function is similar to krb5_c_decrypt_iov(), but operates * on opaque key @a key. * * @sa krb5_k_encrypt_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_decrypt_iov(krb5_context context, krb5_key key, krb5_keyusage usage, const krb5_data cipher_state, krb5_crypto_iov data, size_t num_data); /* * Compute a checksum (operates on opaque key). * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] input Input data * @param [out] cksum Generated checksum * * This function computes a checksum of type @a cksumtype over @a input, using * @a key if the checksum type is a keyed checksum. If @a cksumtype is 0 and * @a key is non-null, the checksum type will be the mandatory-to-implement * checksum type for the key's encryption type. The actual checksum key will * be derived from @a key and @a usage if key derivation is specified for the * checksum type. The newly created @a cksum must be released by calling * krb5_free_checksum_contents() when it is no longer needed. * * @note This function is similar to krb5_c_make_checksum(), but operates * on opaque @a key. * * @sa krb5_c_verify_checksum() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_make_checksum(krb5_context context, krb5_cksumtype cksumtype, krb5_key key, krb5_keyusage usage, const krb5_data input, krb5_checksum cksum); /* * Fill in a checksum element in IOV array (operates on opaque key) * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in,out] data IOV array * @param [in] num_data Size of @a data * * Create a checksum in the #KRB5_CRYPTO_TYPE_CHECKSUM element over * #KRB5_CRYPTO_TYPE_DATA and #KRB5_CRYPTO_TYPE_SIGN_ONLY chunks in @a data. * Only the #KRB5_CRYPTO_TYPE_CHECKSUM region is modified. * * @note This function is similar to krb5_c_make_checksum_iov(), but operates * on opaque @a key. * * @sa krb5_k_verify_checksum_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_make_checksum_iov(krb5_context context, krb5_cksumtype cksumtype, krb5_key key, krb5_keyusage usage, krb5_crypto_iov data, size_t num_data); /** * Verify a checksum (operates on opaque key). * * @param [in] context Library context * @param [in] key Encryption key for a keyed checksum * @param [in] usage @a key usage * @param [in] data Data to be used to compute a new checksum * using @a key to compare @a cksum against * @param [in] cksum Checksum to be verified * @param [out] valid Non-zero for success, zero for failure * * This function verifies that @a cksum is a valid checksum for @a data. If * the checksum type of @a cksum is a keyed checksum, @a key is used to verify * the checksum. If the checksum type in @a cksum is 0 and @a key is not NULL, * the mandatory checksum type for @a key will be used. The actual checksum * key will be derived from @a key and @a usage if key derivation is specified * for the checksum type. * * @note This function is similar to krb5_c_verify_checksum(), but operates * on opaque @a key. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_verify_checksum(krb5_context context, krb5_key key, krb5_keyusage usage, const krb5_data data, const krb5_checksum cksum, krb5_boolean valid); /** * Validate a checksum element in IOV array (operates on opaque key). * * @param [in] context Library context * @param [in] cksumtype Checksum type (0 for mandatory type) * @param [in] key Encryption key for a keyed checksum * @param [in] usage Key usage (see @ref KRB5_KEYUSAGE types) * @param [in] data IOV array * @param [in] num_data Size of @a data * @param [out] valid Non-zero for success, zero for failure * * Confirm that the checksum in the #KRB5_CRYPTO_TYPE_CHECKSUM element is a * valid checksum of the #KRB5_CRYPTO_TYPE_DATA and #KRB5_CRYPTO_TYPE_SIGN_ONLY * regions in the iov. * * @note This function is similar to krb5_c_verify_checksum_iov(), but operates * on opaque @a key. * * @sa krb5_k_make_checksum_iov() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_verify_checksum_iov(krb5_context context, krb5_cksumtype cksumtype, krb5_key key, krb5_keyusage usage, const krb5_crypto_iov data, size_t num_data, krb5_boolean valid); /* * Generate enctype-specific pseudo-random bytes (operates on opaque key). * * @param [in] context Library context * @param [in] key Key * @param [in] input Input data * @param [out] output Output data * * This function selects a pseudo-random function based on @a key and * computes its value over @a input, placing the result into @a output. * The caller must preinitialize @a output and allocate space for the * result. * * @note This function is similar to krb5_c_prf(), but operates * on opaque @a key. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_k_prf(krb5_context context, krb5_key key, krb5_data input, krb5_data output); #ifdef KRB5_OLD_CRYPTO / * old cryptosystem routine prototypes. These are now layered * on top of the functions above. / /* @deprecated Replaced by krb5_c_* API family./ krb5_error_code KRB5_CALLCONV krb5_encrypt(krb5_context context, krb5_const_pointer inptr, krb5_pointer outptr, size_t size, krb5_encrypt_block eblock, krb5_pointer ivec); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_decrypt(krb5_context context, krb5_const_pointer inptr, krb5_pointer outptr, size_t size, krb5_encrypt_block eblock, krb5_pointer ivec); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_process_key(krb5_context context, krb5_encrypt_block eblock, const krb5_keyblock * key); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_finish_key(krb5_context context, krb5_encrypt_block eblock); /** @deprecated See krb5_c_string_to_key() / krb5_error_code KRB5_CALLCONV krb5_string_to_key(krb5_context context, const krb5_encrypt_block eblock, krb5_keyblock * keyblock, const krb5_data data, const krb5_data salt); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_init_random_key(krb5_context context, const krb5_encrypt_block eblock, const krb5_keyblock keyblock, krb5_pointer ptr); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_finish_random_key(krb5_context context, const krb5_encrypt_block eblock, krb5_pointer ptr); /* @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_random_key(krb5_context context, const krb5_encrypt_block eblock, krb5_pointer ptr, krb5_keyblock keyblock); / @deprecated Replaced by krb5_c_* API family. / krb5_enctype KRB5_CALLCONV krb5_eblock_enctype(krb5_context context, const krb5_encrypt_block eblock); /** @deprecated Replaced by krb5_c_* API family. / krb5_error_code KRB5_CALLCONV krb5_use_enctype(krb5_context context, krb5_encrypt_block eblock, krb5_enctype enctype); /** @deprecated Replaced by krb5_c_* API family. / size_t KRB5_CALLCONV krb5_encrypt_size(size_t length, krb5_enctype crypto); /* @deprecated See krb5_c_checksum_length() / size_t KRB5_CALLCONV krb5_checksum_size(krb5_context context, krb5_cksumtype ctype); /* @deprecated See krb5_c_make_checksum() / krb5_error_code KRB5_CALLCONV krb5_calculate_checksum(krb5_context context, krb5_cksumtype ctype, krb5_const_pointer in, size_t in_length, krb5_const_pointer seed, size_t seed_length, krb5_checksum outcksum); /** @deprecated See krb5_c_verify_checksum() / krb5_error_code KRB5_CALLCONV krb5_verify_checksum(krb5_context context, krb5_cksumtype ctype, const krb5_checksum cksum, krb5_const_pointer in, size_t in_length, krb5_const_pointer seed, size_t seed_length); #endif /* KRB5_OLD_CRYPTO / / * end "encryption.h" / / * begin "fieldbits.h" / / kdc_options for kdc_request / / options is 32 bits; each host is responsible to put the 4 bytes representing these bits into net order before transmission / / #define KDC_OPT_RESERVED 0x80000000 / #define KDC_OPT_FORWARDABLE 0x40000000 #define KDC_OPT_FORWARDED 0x20000000 #define KDC_OPT_PROXIABLE 0x10000000 #define KDC_OPT_PROXY 0x08000000 #define KDC_OPT_ALLOW_POSTDATE 0x04000000 #define KDC_OPT_POSTDATED 0x02000000 / #define KDC_OPT_UNUSED 0x01000000 / #define KDC_OPT_RENEWABLE 0x00800000 / #define KDC_OPT_UNUSED 0x00400000 / / #define KDC_OPT_RESERVED 0x00200000 / / #define KDC_OPT_RESERVED 0x00100000 / / #define KDC_OPT_RESERVED 0x00080000 / / #define KDC_OPT_RESERVED 0x00040000 / #define KDC_OPT_CNAME_IN_ADDL_TKT 0x00020000 #define KDC_OPT_CANONICALIZE 0x00010000 #define KDC_OPT_REQUEST_ANONYMOUS 0x00008000 / #define KDC_OPT_RESERVED 0x00004000 / / #define KDC_OPT_RESERVED 0x00002000 / / #define KDC_OPT_RESERVED 0x00001000 / / #define KDC_OPT_RESERVED 0x00000800 / / #define KDC_OPT_RESERVED 0x00000400 / / #define KDC_OPT_RESERVED 0x00000200 / / #define KDC_OPT_RESERVED 0x00000100 / / #define KDC_OPT_RESERVED 0x00000080 / / #define KDC_OPT_RESERVED 0x00000040 / #define KDC_OPT_DISABLE_TRANSITED_CHECK 0x00000020 #define KDC_OPT_RENEWABLE_OK 0x00000010 #define KDC_OPT_ENC_TKT_IN_SKEY 0x00000008 / #define KDC_OPT_UNUSED 0x00000004 / #define KDC_OPT_RENEW 0x00000002 #define KDC_OPT_VALIDATE 0x00000001 / * Mask of ticket flags in the TGT which should be converted into KDC * options when using the TGT to get derivitive tickets. * * New mask = KDC_OPT_FORWARDABLE \| KDC_OPT_PROXIABLE \| * KDC_OPT_ALLOW_POSTDATE \| KDC_OPT_RENEWABLE / #define KDC_TKT_COMMON_MASK 0x54800000 / definitions for ap_options fields / /* @defgroup AP_OPTS AP_OPTS * * ap_options are 32 bits; each host is responsible to put the 4 bytes * representing these bits into net order before transmission * @{ / #define AP_OPTS_RESERVED 0x80000000 #define AP_OPTS_USE_SESSION_KEY 0x40000000 /< Use session key / #define AP_OPTS_MUTUAL_REQUIRED 0x20000000 /*< Perform a mutual authentication exchange / #define AP_OPTS_ETYPE_NEGOTIATION 0x00000002 #define AP_OPTS_USE_SUBKEY 0x00000001 /*< Generate a subsession key from the current session key obtained from the credentials / /* #define AP_OPTS_RESERVED 0x10000000 / / #define AP_OPTS_RESERVED 0x08000000 / / #define AP_OPTS_RESERVED 0x04000000 / / #define AP_OPTS_RESERVED 0x02000000 / / #define AP_OPTS_RESERVED 0x01000000 / / #define AP_OPTS_RESERVED 0x00800000 / / #define AP_OPTS_RESERVED 0x00400000 / / #define AP_OPTS_RESERVED 0x00200000 / / #define AP_OPTS_RESERVED 0x00100000 / / #define AP_OPTS_RESERVED 0x00080000 / / #define AP_OPTS_RESERVED 0x00040000 / / #define AP_OPTS_RESERVED 0x00020000 / / #define AP_OPTS_RESERVED 0x00010000 / / #define AP_OPTS_RESERVED 0x00008000 / / #define AP_OPTS_RESERVED 0x00004000 / / #define AP_OPTS_RESERVED 0x00002000 / / #define AP_OPTS_RESERVED 0x00001000 / / #define AP_OPTS_RESERVED 0x00000800 / / #define AP_OPTS_RESERVED 0x00000400 / / #define AP_OPTS_RESERVED 0x00000200 / / #define AP_OPTS_RESERVED 0x00000100 / / #define AP_OPTS_RESERVED 0x00000080 / / #define AP_OPTS_RESERVED 0x00000040 / / #define AP_OPTS_RESERVED 0x00000020 / / #define AP_OPTS_RESERVED 0x00000010 / / #define AP_OPTS_RESERVED 0x00000008 / / #define AP_OPTS_RESERVED 0x00000004 / #define AP_OPTS_WIRE_MASK 0xfffffff0 /* @} / / end of AP_OPTS group / / definitions for ad_type fields. / #define AD_TYPE_RESERVED 0x8000 #define AD_TYPE_EXTERNAL 0x4000 #define AD_TYPE_REGISTERED 0x2000 #define AD_TYPE_FIELD_TYPE_MASK 0x1fff / Ticket flags / / flags are 32 bits; each host is responsible to put the 4 bytes representing these bits into net order before transmission / / #define TKT_FLG_RESERVED 0x80000000 / #define TKT_FLG_FORWARDABLE 0x40000000 #define TKT_FLG_FORWARDED 0x20000000 #define TKT_FLG_PROXIABLE 0x10000000 #define TKT_FLG_PROXY 0x08000000 #define TKT_FLG_MAY_POSTDATE 0x04000000 #define TKT_FLG_POSTDATED 0x02000000 #define TKT_FLG_INVALID 0x01000000 #define TKT_FLG_RENEWABLE 0x00800000 #define TKT_FLG_INITIAL 0x00400000 #define TKT_FLG_PRE_AUTH 0x00200000 #define TKT_FLG_HW_AUTH 0x00100000 #define TKT_FLG_TRANSIT_POLICY_CHECKED 0x00080000 #define TKT_FLG_OK_AS_DELEGATE 0x00040000 #define TKT_FLG_ENC_PA_REP 0x00010000 #define TKT_FLG_ANONYMOUS 0x00008000 / #define TKT_FLG_RESERVED 0x00004000 / / #define TKT_FLG_RESERVED 0x00002000 / / #define TKT_FLG_RESERVED 0x00001000 / / #define TKT_FLG_RESERVED 0x00000800 / / #define TKT_FLG_RESERVED 0x00000400 / / #define TKT_FLG_RESERVED 0x00000200 / / #define TKT_FLG_RESERVED 0x00000100 / / #define TKT_FLG_RESERVED 0x00000080 / / #define TKT_FLG_RESERVED 0x00000040 / / #define TKT_FLG_RESERVED 0x00000020 / / #define TKT_FLG_RESERVED 0x00000010 / / #define TKT_FLG_RESERVED 0x00000008 / / #define TKT_FLG_RESERVED 0x00000004 / / #define TKT_FLG_RESERVED 0x00000002 / / #define TKT_FLG_RESERVED 0x00000001 / / definitions for lr_type fields. / #define LR_TYPE_THIS_SERVER_ONLY 0x8000 #define LR_TYPE_INTERPRETATION_MASK 0x7fff / definitions for msec direction bit for KRB_SAFE, KRB_PRIV / #define MSEC_DIRBIT 0x8000 #define MSEC_VAL_MASK 0x7fff / * end "fieldbits.h" / / * begin "proto.h" / /* Protocol version number / #define KRB5_PVNO 5 / Message types / #define KRB5_AS_REQ ((krb5_msgtype)10) /< Initial authentication request / #define KRB5_AS_REP ((krb5_msgtype)11) /*< Response to AS request / #define KRB5_TGS_REQ ((krb5_msgtype)12) /*< Ticket granting server request / #define KRB5_TGS_REP ((krb5_msgtype)13) /*< Response to TGS request / #define KRB5_AP_REQ ((krb5_msgtype)14) /*< Auth req to application server / #define KRB5_AP_REP ((krb5_msgtype)15) /*< Response to mutual AP request / #define KRB5_SAFE ((krb5_msgtype)20) /*< Safe application message / #define KRB5_PRIV ((krb5_msgtype)21) /*< Private application message / #define KRB5_CRED ((krb5_msgtype)22) /*< Cred forwarding message / #define KRB5_ERROR ((krb5_msgtype)30) /*< Error response / /* LastReq types / #define KRB5_LRQ_NONE 0 #define KRB5_LRQ_ALL_LAST_TGT 1 #define KRB5_LRQ_ONE_LAST_TGT (-1) #define KRB5_LRQ_ALL_LAST_INITIAL 2 #define KRB5_LRQ_ONE_LAST_INITIAL (-2) #define KRB5_LRQ_ALL_LAST_TGT_ISSUED 3 #define KRB5_LRQ_ONE_LAST_TGT_ISSUED (-3) #define KRB5_LRQ_ALL_LAST_RENEWAL 4 #define KRB5_LRQ_ONE_LAST_RENEWAL (-4) #define KRB5_LRQ_ALL_LAST_REQ 5 #define KRB5_LRQ_ONE_LAST_REQ (-5) #define KRB5_LRQ_ALL_PW_EXPTIME 6 #define KRB5_LRQ_ONE_PW_EXPTIME (-6) #define KRB5_LRQ_ALL_ACCT_EXPTIME 7 #define KRB5_LRQ_ONE_ACCT_EXPTIME (-7) / PADATA types / #define KRB5_PADATA_NONE 0 #define KRB5_PADATA_AP_REQ 1 #define KRB5_PADATA_TGS_REQ KRB5_PADATA_AP_REQ #define KRB5_PADATA_ENC_TIMESTAMP 2 /< RFC 4120 / #define KRB5_PADATA_PW_SALT 3 /*< RFC 4120 / #if 0 /* Not used / #define KRB5_PADATA_ENC_ENCKEY 4 / Key encrypted within itself / #endif #define KRB5_PADATA_ENC_UNIX_TIME 5 /< timestamp encrypted in key. RFC 4120 / #define KRB5_PADATA_ENC_SANDIA_SECURID 6 /*< SecurId passcode. RFC 4120 / #define KRB5_PADATA_SESAME 7 /*< Sesame project. RFC 4120 / #define KRB5_PADATA_OSF_DCE 8 /*< OSF DCE. RFC 4120 / #define KRB5_CYBERSAFE_SECUREID 9 /*< Cybersafe. RFC 4120 / #define KRB5_PADATA_AFS3_SALT 10 /*< Cygnus. RFC 4120, 3961 / #define KRB5_PADATA_ETYPE_INFO 11 /*< Etype info for preauth. RFC 4120 / #define KRB5_PADATA_SAM_CHALLENGE 12 /*< SAM/OTP / #define KRB5_PADATA_SAM_RESPONSE 13 /*< SAM/OTP / #define KRB5_PADATA_PK_AS_REQ_OLD 14 /*< PKINIT / #define KRB5_PADATA_PK_AS_REP_OLD 15 /*< PKINIT / #define KRB5_PADATA_PK_AS_REQ 16 /*< PKINIT. RFC 4556 / #define KRB5_PADATA_PK_AS_REP 17 /*< PKINIT. RFC 4556 / #define KRB5_PADATA_ETYPE_INFO2 19 /*< RFC 4120 / #define KRB5_PADATA_USE_SPECIFIED_KVNO 20 /*< RFC 4120 / #define KRB5_PADATA_SVR_REFERRAL_INFO 20 /*< Windows 2000 referrals. RFC 6820 / #define KRB5_PADATA_SAM_REDIRECT 21 /*< SAM/OTP. RFC 4120 / #define KRB5_PADATA_GET_FROM_TYPED_DATA 22 /*< Embedded in typed data. RFC 4120 / #define KRB5_PADATA_REFERRAL 25 /*< draft referral system / #define KRB5_PADATA_SAM_CHALLENGE_2 30 /*< draft challenge system, updated / #define KRB5_PADATA_SAM_RESPONSE_2 31 /*< draft challenge system, updated / /* MS-KILE / #define KRB5_PADATA_PAC_REQUEST 128 /< include Windows PAC / #define KRB5_PADATA_FOR_USER 129 /*< username protocol transition request / #define KRB5_PADATA_S4U_X509_USER 130 /*< certificate protocol transition request / #define KRB5_PADATA_AS_CHECKSUM 132 /*< AS checksum / #define KRB5_PADATA_FX_COOKIE 133 /*< RFC 6113 / #define KRB5_PADATA_FX_FAST 136 /*< RFC 6113 / #define KRB5_PADATA_FX_ERROR 137 /*< RFC 6113 / #define KRB5_PADATA_ENCRYPTED_CHALLENGE 138 /*< RFC 6113 / #define KRB5_PADATA_OTP_CHALLENGE 141 /*< RFC 6560 section 4.1 / #define KRB5_PADATA_OTP_REQUEST 142 /*< RFC 6560 section 4.2 / #define KRB5_PADATA_OTP_PIN_CHANGE 144 /*< RFC 6560 section 4.3 / #define KRB5_PADATA_PKINIT_KX 147 /*< RFC 6112 / #define KRB5_ENCPADATA_REQ_ENC_PA_REP 149 /*< RFC 6806 / #define KRB5_PADATA_AS_FRESHNESS 150 /*< RFC 8070 / #define KRB5_PADATA_SPAKE 151 #define KRB5_SAM_USE_SAD_AS_KEY 0x80000000 #define KRB5_SAM_SEND_ENCRYPTED_SAD 0x40000000 #define KRB5_SAM_MUST_PK_ENCRYPT_SAD 0x20000000 /*< currently must be zero / /** Transited encoding types / #define KRB5_DOMAIN_X500_COMPRESS 1 /* alternate authentication types / #define KRB5_ALTAUTH_ATT_CHALLENGE_RESPONSE 64 / authorization data types. See RFC 4120 section 5.2.6 / /* @defgroup KRB5_AUTHDATA KRB5_AUTHDATA * @{ / #define KRB5_AUTHDATA_IF_RELEVANT 1 #define KRB5_AUTHDATA_KDC_ISSUED 4 #define KRB5_AUTHDATA_AND_OR 5 #define KRB5_AUTHDATA_MANDATORY_FOR_KDC 8 #define KRB5_AUTHDATA_INITIAL_VERIFIED_CAS 9 #define KRB5_AUTHDATA_OSF_DCE 64 #define KRB5_AUTHDATA_SESAME 65 #define KRB5_AUTHDATA_CAMMAC 96 #define KRB5_AUTHDATA_WIN2K_PAC 128 #define KRB5_AUTHDATA_ETYPE_NEGOTIATION 129 /< RFC 4537 / #define KRB5_AUTHDATA_SIGNTICKET 512 /*< formerly 142 in krb5 1.8 / #define KRB5_AUTHDATA_FX_ARMOR 71 #define KRB5_AUTHDATA_AUTH_INDICATOR 97 /** @} / / end of KRB5_AUTHDATA group / / password change constants / #define KRB5_KPASSWD_SUCCESS 0 /< Success / #define KRB5_KPASSWD_MALFORMED 1 /*< Malformed request / #define KRB5_KPASSWD_HARDERROR 2 /*< Server error / #define KRB5_KPASSWD_AUTHERROR 3 /*< Authentication error / #define KRB5_KPASSWD_SOFTERROR 4 /*< Password change rejected / /* These are Microsoft's extensions in RFC 3244, and it looks like they'll become standardized, possibly with other additions. / #define KRB5_KPASSWD_ACCESSDENIED 5 /< Not authorized / #define KRB5_KPASSWD_BAD_VERSION 6 /*< Unknown RPC version / /** The presented credentials were not obtained using a password directly / #define KRB5_KPASSWD_INITIAL_FLAG_NEEDED 7 / * end "proto.h" / / Time set / /* Ticket start time, end time, and renewal duration. / typedef struct _krb5_ticket_times { krb5_timestamp authtime; /< Time at which KDC issued the initial ticket that corresponds to this ticket / /* XXX ? should ktime in KDC_REP == authtime in ticket? otherwise client can't get this / krb5_timestamp starttime; /< optional in ticket, if not present, use @a authtime / krb5_timestamp endtime; /*< Ticket expiration time / krb5_timestamp renew_till; /*< Latest time at which renewal of ticket can be valid / } krb5_ticket_times; /** Structure for auth data / typedef struct _krb5_authdata { krb5_magic magic; krb5_authdatatype ad_type; /< ADTYPE / unsigned int length; /*< Length of data / krb5_octet contents; /< Data / } krb5_authdata; /** Structure for transited encoding / typedef struct _krb5_transited { krb5_magic magic; krb5_octet tr_type; /< Transited encoding type / krb5_data tr_contents; /*< Contents / } krb5_transited; /** Encrypted part of ticket. / typedef struct _krb5_enc_tkt_part { krb5_magic magic; / to-be-encrypted portion / krb5_flags flags; /< flags / krb5_keyblock session; /< session key: includes enctype / krb5_principal client; /*< client name/realm / krb5_transited transited; /*< list of transited realms / krb5_ticket_times times; /*< auth, start, end, renew_till / krb5_address caddrs; /< array of ptrs to addresses / krb5_authdata authorization_data; /< auth data / } krb5_enc_tkt_part; /** * Ticket structure. * * The C representation of the ticket message, with a pointer to the * C representation of the encrypted part. / typedef struct _krb5_ticket { krb5_magic magic; / cleartext portion / krb5_principal server; /< server name/realm / krb5_enc_data enc_part; /*< encryption type, kvno, encrypted encoding / krb5_enc_tkt_part enc_part2; /< ptr to decrypted version, if available / } krb5_ticket; /* the unencrypted version / /* * Ticket authenticator. * * The C representation of an unencrypted authenticator. / typedef struct _krb5_authenticator { krb5_magic magic; krb5_principal client; /< client name/realm / krb5_checksum checksum; /< checksum, includes type, optional / krb5_int32 cusec; /*< client usec portion / krb5_timestamp ctime; /*< client sec portion / krb5_keyblock subkey; /< true session key, optional / krb5_ui_4 seq_number; /*< sequence #, optional / krb5_authdata authorization_data; /< authoriazation data / } krb5_authenticator; /* Ticket authentication data. / typedef struct _krb5_tkt_authent { krb5_magic magic; krb5_ticket ticket; krb5_authenticator authenticator; krb5_flags ap_options; } krb5_tkt_authent; /* Credentials structure including ticket, session key, and lifetime info. / typedef struct _krb5_creds { krb5_magic magic; krb5_principal client; /< client's principal identifier / krb5_principal server; /*< server's principal identifier / krb5_keyblock keyblock; /*< session encryption key info / krb5_ticket_times times; /*< lifetime info / krb5_boolean is_skey; /*< true if ticket is encrypted in another ticket's skey / krb5_flags ticket_flags; /*< flags in ticket / krb5_address addresses; /< addrs in ticket / krb5_data ticket; /< ticket string itself / krb5_data second_ticket; /*< second ticket, if related to ticket (via DUPLICATE-SKEY or ENC-TKT-IN-SKEY) / krb5_authdata authdata; /< authorization data / } krb5_creds; /* Last request entry / typedef struct _krb5_last_req_entry { krb5_magic magic; krb5_int32 lr_type; /< LR type / krb5_timestamp value; /*< Timestamp / } krb5_last_req_entry; /** Pre-authentication data / typedef struct _krb5_pa_data { krb5_magic magic; krb5_preauthtype pa_type; /< Preauthentication data type / unsigned int length; /*< Length of data / krb5_octet contents; /< Data / } krb5_pa_data; /* Don't use this; use krb5_pa_data instead. / typedef struct _krb5_typed_data { krb5_magic magic; krb5_int32 type; unsigned int length; krb5_octet data; } krb5_typed_data; /** C representation of KDC-REQ protocol message, including KDC-REQ-BODY / typedef struct _krb5_kdc_req { krb5_magic magic; krb5_msgtype msg_type; /< KRB5_AS_REQ or KRB5_TGS_REQ / krb5_pa_data padata; /< Preauthentication data / / real body / krb5_flags kdc_options; /< Requested options / krb5_principal client; /*< Client principal and realm / krb5_principal server; /*< Server principal and realm / krb5_timestamp from; /*< Requested start time / krb5_timestamp till; /*< Requested end time / krb5_timestamp rtime; /*< Requested renewable end time / krb5_int32 nonce; /*< Nonce to match request and response / int nktypes; /*< Number of enctypes / krb5_enctype ktype; /< Requested enctypes / krb5_address addresses; /< Requested addresses (optional) / krb5_enc_data authorization_data; /< Encrypted authz data (optional) / krb5_authdata unenc_authdata; /< Unencrypted authz data / krb5_ticket second_ticket; /< Second ticket array (optional) / } krb5_kdc_req; /** * C representation of @c EncKDCRepPart protocol message. * * This is the cleartext message that is encrypted and inserted in @c KDC-REP. / typedef struct _krb5_enc_kdc_rep_part { krb5_magic magic; / encrypted part: / krb5_msgtype msg_type; /< krb5 message type / krb5_keyblock session; /< Session key / krb5_last_req_entry last_req; /< Array of pointers to entries / krb5_int32 nonce; /< Nonce from request / krb5_timestamp key_exp; /*< Expiration date / krb5_flags flags; /*< Ticket flags / krb5_ticket_times times; /*< Lifetime info / krb5_principal server; /*< Server's principal identifier / krb5_address caddrs; /< Array of ptrs to addrs, optional / krb5_pa_data enc_padata; /< Encrypted preauthentication data / } krb5_enc_kdc_rep_part; /** Representation of the @c KDC-REP protocol message. / typedef struct _krb5_kdc_rep { krb5_magic magic; / cleartext part: / krb5_msgtype msg_type; /< KRB5_AS_REP or KRB5_KDC_REP / krb5_pa_data padata; /< Preauthentication data from KDC / krb5_principal client; /< Client principal and realm / krb5_ticket ticket; /< Ticket / krb5_enc_data enc_part; /*< Encrypted part of reply / krb5_enc_kdc_rep_part enc_part2; /< Unencrypted version, if available / } krb5_kdc_rep; /** Error message structure / typedef struct _krb5_error { krb5_magic magic; / some of these may be meaningless in certain contexts / krb5_timestamp ctime; /< Client sec portion; optional / krb5_int32 cusec; /*< Client usec portion; optional / krb5_int32 susec; /*< Server usec portion / krb5_timestamp stime; /*< Server sec portion / krb5_ui_4 error; /*< Error code (protocol error #'s) / krb5_principal client; /*< Client principal and realm / krb5_principal server; /*< Server principal and realm / krb5_data text; /*< Descriptive text / krb5_data e_data; /*< Additional error-describing data / } krb5_error; /** Authentication header. / typedef struct _krb5_ap_req { krb5_magic magic; krb5_flags ap_options; /< Requested options / krb5_ticket ticket; /< Ticket / krb5_enc_data authenticator; /*< Encrypted authenticator / } krb5_ap_req; /** * C representaton of AP-REP message. * * The server's response to a client's request for mutual authentication. / typedef struct _krb5_ap_rep { krb5_magic magic; krb5_enc_data enc_part; /< Ciphertext of ApRepEncPart / } krb5_ap_rep; /** Cleartext that is encrypted and put into @c _krb5_ap_rep. / typedef struct _krb5_ap_rep_enc_part { krb5_magic magic; krb5_timestamp ctime; /< Client time, seconds portion / krb5_int32 cusec; /*< Client time, microseconds portion / krb5_keyblock subkey; /< Subkey (optional) / krb5_ui_4 seq_number; /*< Sequence number / } krb5_ap_rep_enc_part; /* Unused / typedef struct _krb5_response { krb5_magic magic; krb5_octet message_type; krb5_data response; krb5_int32 expected_nonce; krb5_timestamp request_time; } krb5_response; /* Credentials information inserted into @c EncKrbCredPart. / typedef struct _krb5_cred_info { krb5_magic magic; krb5_keyblock session; /*< Session key used to encrypt ticket / krb5_principal client; /*< Client principal and realm / krb5_principal server; /*< Server principal and realm / krb5_flags flags; /*< Ticket flags / krb5_ticket_times times; /*< Auth, start, end, renew_till / krb5_address caddrs; /< Array of pointers to addrs (optional) / } krb5_cred_info; /* Cleartext credentials information. / typedef struct _krb5_cred_enc_part { krb5_magic magic; krb5_int32 nonce; /< Nonce (optional) / krb5_timestamp timestamp; /*< Generation time, seconds portion / krb5_int32 usec; /*< Generation time, microseconds portion / krb5_address s_address; /< Sender address (optional) / krb5_address r_address; /< Recipient address (optional) / krb5_cred_info ticket_info; } krb5_cred_enc_part; / Credentials data structure./ typedef struct _krb5_cred { krb5_magic magic; krb5_ticket tickets; /< Tickets / krb5_enc_data enc_part; /*< Encrypted part / krb5_cred_enc_part enc_part2; /< Unencrypted version, if available / } krb5_cred; /* Unused, but here for API compatibility. / typedef struct _passwd_phrase_element { krb5_magic magic; krb5_data passwd; krb5_data phrase; } passwd_phrase_element; / Unused, but here for API compatibility. / typedef struct _krb5_pwd_data { krb5_magic magic; int sequence_count; passwd_phrase_element element; } krb5_pwd_data; / Unused, but here for API compatibility. / typedef struct _krb5_pa_svr_referral_data { /* Referred name, only realm is required / krb5_principal principal; } krb5_pa_svr_referral_data; / Unused, but here for API compatibility. / typedef struct _krb5_pa_server_referral_data { krb5_data referred_realm; krb5_principal true_principal_name; krb5_principal requested_principal_name; krb5_timestamp referral_valid_until; krb5_checksum rep_cksum; } krb5_pa_server_referral_data; typedef struct _krb5_pa_pac_req { /** TRUE if a PAC should be included in TGS-REP / krb5_boolean include_pac; } krb5_pa_pac_req; / * begin "safepriv.h" / /* @defgroup KRB5_AUTH_CONTEXT KRB5_AUTH_CONTEXT * @{ / /* Prevent replays with timestamps and replay cache. / #define KRB5_AUTH_CONTEXT_DO_TIME 0x00000001 /* Save timestamps for application. / #define KRB5_AUTH_CONTEXT_RET_TIME 0x00000002 /* Prevent replays with sequence numbers. / #define KRB5_AUTH_CONTEXT_DO_SEQUENCE 0x00000004 /* Save sequence numbers for application. / #define KRB5_AUTH_CONTEXT_RET_SEQUENCE 0x00000008 #define KRB5_AUTH_CONTEXT_PERMIT_ALL 0x00000010 #define KRB5_AUTH_CONTEXT_USE_SUBKEY 0x00000020 /* @} / / end of KRB5_AUTH_CONTEXT group / /* * Replay data. * * Sequence number and timestamp information output by krb5_rd_priv() and * krb5_rd_safe(). / typedef struct krb5_replay_data { krb5_timestamp timestamp; /< Timestamp, seconds portion / krb5_int32 usec; /*< Timestamp, microseconds portion / krb5_ui_4 seq; /*< Sequence number / } krb5_replay_data; /* Flags for krb5_auth_con_genaddrs(). / /* Generate the local network address. / #define KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR 0x00000001 /* Generate the remote network address. / #define KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR 0x00000002 /* Generate the local network address and the local port. / #define KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR 0x00000004 /* Generate the remote network address and the remote port. / #define KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR 0x00000008 /* Type of function used as a callback to generate checksum data for mk_req / typedef krb5_error_code (KRB5_CALLCONV krb5_mk_req_checksum_func)(krb5_context, krb5_auth_context, void , krb5_data ); / * end "safepriv.h" / / * begin "ccache.h" / /* Cursor for sequential lookup / typedef krb5_pointer krb5_cc_cursor; struct _krb5_ccache; typedef struct _krb5_ccache krb5_ccache; struct _krb5_cc_ops; typedef struct _krb5_cc_ops krb5_cc_ops; struct _krb5_cccol_cursor; /** Cursor for iterating over all ccaches / typedef struct _krb5_cccol_cursor krb5_cccol_cursor; /* Flags for krb5_cc_retrieve_cred. / /* The requested lifetime must be at least as great as the time specified. / #define KRB5_TC_MATCH_TIMES 0x00000001 /* The is_skey field must match exactly. / #define KRB5_TC_MATCH_IS_SKEY 0x00000002 /* All the flags set in the match credentials must be set. / #define KRB5_TC_MATCH_FLAGS 0x00000004 /* All the time fields must match exactly. / #define KRB5_TC_MATCH_TIMES_EXACT 0x00000008 /* All the flags must match exactly. / #define KRB5_TC_MATCH_FLAGS_EXACT 0x00000010 /* The authorization data must match. / #define KRB5_TC_MATCH_AUTHDATA 0x00000020 /* Only the name portion of the principal name must match. / #define KRB5_TC_MATCH_SRV_NAMEONLY 0x00000040 /* The second ticket must match. / #define KRB5_TC_MATCH_2ND_TKT 0x00000080 /* The encryption key type must match. / #define KRB5_TC_MATCH_KTYPE 0x00000100 /* The supported key types must match. / #define KRB5_TC_SUPPORTED_KTYPES 0x00000200 / Flags for krb5_cc_set_flags and similar. / /* Open and close the file for each cache operation. / #define KRB5_TC_OPENCLOSE 0x00000001 /< @deprecated has no effect / #define KRB5_TC_NOTICKET 0x00000002 /** * Retrieve the name, but not type of a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * * @warning Returns the name of the credential cache. The result is an alias * into @a cache and should not be freed or modified by the caller. This name * does not include the cache type, so should not be used as input to * krb5_cc_resolve(). * * @return * On success - the name of the credential cache. / const char KRB5_CALLCONV krb5_cc_get_name(krb5_context context, krb5_ccache cache); /** * Retrieve the full name of a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [out] fullname_out Full name of cache * * Use krb5_free_string() to free @a fullname_out when it is no longer needed. * * @version New in 1.10 / krb5_error_code KRB5_CALLCONV krb5_cc_get_full_name(krb5_context context, krb5_ccache cache, char fullname_out); #if KRB5_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_cc_gen_new(krb5_context context, krb5_ccache cache); #endif /* KRB5_DEPRECATED / /* * Initialize a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] principal Default principal name * * Destroy any existing contents of @a cache and initialize it for the default * principal @a principal. * * @retval * 0 Success * @return * System errors; Permission errors; Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_initialize(krb5_context context, krb5_ccache cache, krb5_principal principal); /* * Destroy a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * * This function destroys any existing contents of @a cache and closes the * handle to it. * * @retval * 0 Success * @return * Permission errors / krb5_error_code KRB5_CALLCONV krb5_cc_destroy(krb5_context context, krb5_ccache cache); /* * Close a credential cache handle. * * @param [in] context Library context * @param [in] cache Credential cache handle * * This function closes a credential cache handle @a cache without affecting * the contents of the cache. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_close(krb5_context context, krb5_ccache cache); /* * Store credentials in a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] creds Credentials to be stored in cache * * This function stores @a creds into @a cache. If @a creds->server and the * server in the decoded ticket @a creds->ticket differ, the credentials will * be stored under both server principal names. * * @retval * 0 Success * @return Permission errors; storage failure errors; Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_store_cred(krb5_context context, krb5_ccache cache, krb5_creds creds); /** * Retrieve a specified credentials from a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] flags Flags bit mask * @param [in] mcreds Credentials to match * @param [out] creds Credentials matching the requested value * * This function searches a credential cache for credentials matching @a mcreds * and returns it if found. * * Valid values for @a flags are: * * @li #KRB5_TC_MATCH_TIMES The requested lifetime must be at least as * great as in @a mcreds . * @li #KRB5_TC_MATCH_IS_SKEY The @a is_skey field much match exactly. * @li #KRB5_TC_MATCH_FLAGS Flags set in @a mcreds must be set. * @li #KRB5_TC_MATCH_TIMES_EXACT The requested lifetime must match exactly. * @li #KRB5_TC_MATCH_FLAGS_EXACT Flags must match exactly. * @li #KRB5_TC_MATCH_AUTHDATA The authorization data must match. * @li #KRB5_TC_MATCH_SRV_NAMEONLY Only the name portion of the principal * name must match, not the realm. * @li #KRB5_TC_MATCH_2ND_TKT The second tickets must match. * @li #KRB5_TC_MATCH_KTYPE The encryption key types must match. * @li #KRB5_TC_SUPPORTED_KTYPES Check all matching entries that have any * supported encryption type and return the * one with the encryption type listed earliest. * * Use krb5_free_cred_contents() to free @a creds when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_retrieve_cred(krb5_context context, krb5_ccache cache, krb5_flags flags, krb5_creds mcreds, krb5_creds creds); /* * Get the default principal of a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [out] principal Primary principal * * Returns the default client principal of a credential cache as set by * krb5_cc_initialize(). * * Use krb5_free_principal() to free @a principal when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_get_principal(krb5_context context, krb5_ccache cache, krb5_principal principal); /** * Prepare to sequentially read every credential in a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [out] cursor Cursor * * krb5_cc_end_seq_get() must be called to complete the retrieve operation. * * @note If @a cache is modified between the time of the call to this function * and the time of the final krb5_cc_end_seq_get(), the results are undefined. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_start_seq_get(krb5_context context, krb5_ccache cache, krb5_cc_cursor cursor); /** * Retrieve the next entry from the credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] cursor Cursor * @param [out] creds Next credential cache entry * * This function fills in @a creds with the next entry in @a cache and advances * @a cursor. * * Use krb5_free_cred_contents() to free @a creds when it is no longer needed. * * @sa krb5_cc_start_seq_get(), krb5_end_seq_get() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_next_cred(krb5_context context, krb5_ccache cache, krb5_cc_cursor cursor, krb5_creds creds); /* * Finish a series of sequential processing credential cache entries. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] cursor Cursor * * This function finishes processing credential cache entries and invalidates * @a cursor. * * @sa krb5_cc_start_seq_get(), krb5_cc_next_cred() * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_cc_end_seq_get(krb5_context context, krb5_ccache cache, krb5_cc_cursor cursor); /** * Remove credentials from a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] flags Bitwise-ORed search flags * @param [in] creds Credentials to be matched * * @warning This function is not implemented for some cache types. * * This function accepts the same flag values as krb5_cc_retrieve_cred(). * * @retval KRB5_CC_NOSUPP Not implemented for this cache type * @return No matches found; Data cannot be deleted; Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_remove_cred(krb5_context context, krb5_ccache cache, krb5_flags flags, krb5_creds creds); /** * Set options flags on a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [in] flags Flag bit mask * * This function resets @a cache flags to @a flags. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_set_flags(krb5_context context, krb5_ccache cache, krb5_flags flags); /* * Retrieve flags from a credential cache structure. * * @param [in] context Library context * @param [in] cache Credential cache handle * @param [out] flags Flag bit mask * * @warning For memory credential cache always returns a flag mask of 0. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_get_flags(krb5_context context, krb5_ccache cache, krb5_flags flags); /** * Retrieve the type of a credential cache. * * @param [in] context Library context * @param [in] cache Credential cache handle * * @return The type of a credential cache as an alias that must not be modified * or freed by the caller. / const char KRB5_CALLCONV krb5_cc_get_type(krb5_context context, krb5_ccache cache); /** * Move a credential cache. * * @param [in] context Library context * @param [in] src The credential cache to move the content from * @param [in] dst The credential cache to move the content to * * This function reinitializes @a dst and populates it with the credentials and * default principal of @a src; then, if successful, destroys @a src. * * @retval * 0 Success; @a src is closed. * @return * Kerberos error codes; @a src is still allocated. / krb5_error_code KRB5_CALLCONV krb5_cc_move(krb5_context context, krb5_ccache src, krb5_ccache dst); /* * Return a timestamp of the last modification to a credential cache. * * @param [in] context Library context * @param [in] ccache Credential cache handle * @param [out] change_time The last change time of @a ccache * * If an error occurs, @a change_time is set to 0. / krb5_error_code KRB5_CALLCONV krb5_cc_last_change_time(krb5_context context, krb5_ccache ccache, krb5_timestamp change_time); /** * Lock a credential cache. * * @param [in] context Library context * @param [in] ccache Credential cache handle * * Use krb5_cc_unlock() to unlock the lock. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_lock(krb5_context context, krb5_ccache ccache); /* * Unlock a credential cache. * * @param [in] context Library context * @param [in] ccache Credential cache handle * * This function unlocks the @a ccache locked by krb5_cc_lock(). * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_unlock(krb5_context context, krb5_ccache ccache); /* * Prepare to iterate over the collection of known credential caches. * * @param [in] context Library context * @param [out] cursor Cursor * * Get a new cache iteration @a cursor that will iterate over all known * credential caches independent of type. * * Use krb5_cccol_cursor_free() to release @a cursor when it is no longer * needed. * * @sa krb5_cccol_cursor_next() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_cursor_new(krb5_context context, krb5_cccol_cursor cursor); /** * Get the next credential cache in the collection. * * @param [in] context Library context * @param [in] cursor Cursor * @param [out] ccache Credential cache handle * * @note When all caches are iterated over and the end of the list is reached, * @a ccache is set to NULL. * * Use krb5_cc_close() to close @a ccache when it is no longer needed. * * @sa krb5_cccol_cursor_new(), krb5_cccol_cursor_free() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_cursor_next(krb5_context context, krb5_cccol_cursor cursor, krb5_ccache ccache); /** * Free a credential cache collection cursor. * * @param [in] context Library context * @param [in] cursor Cursor * * @sa krb5_cccol_cursor_new(), krb5_cccol_cursor_next() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_cursor_free(krb5_context context, krb5_cccol_cursor cursor); /** * Check if the credential cache collection contains any credentials. * * @param [in] context Library context * * @version New in 1.11 * * @retval 0 Credentials are available in the collection * @retval KRB5_CC_NOTFOUND The collection contains no credentials / krb5_error_code KRB5_CALLCONV krb5_cccol_have_content(krb5_context context); /* * Return a timestamp of the last modification of any known credential cache. * * @param [in] context Library context * @param [out] change_time Last modification timestamp * * This function returns the most recent modification time of any known * credential cache, ignoring any caches which cannot supply a last * modification time. * * If there are no known credential caches, @a change_time is set to 0. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_last_change_time(krb5_context context, krb5_timestamp change_time); /** * Acquire a global lock for credential caches. * * @param [in] context Library context * * This function locks the global credential cache collection, ensuring * that no ccaches are added to or removed from it until the collection * lock is released. * * Use krb5_cccol_unlock() to unlock the lock. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_lock(krb5_context context); /* * Release a global lock for credential caches. * * @param [in] context Library context * * This function unlocks the lock from krb5_cccol_lock(). * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cccol_unlock(krb5_context context); /* * Create a new credential cache of the specified type with a unique name. * * @param [in] context Library context * @param [in] type Credential cache type name * @param [in] hint Unused * @param [out] id Credential cache handle * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_new_unique(krb5_context context, const char type, const char hint, krb5_ccache id); /* * end "ccache.h" / / * begin "rcache.h" / struct krb5_rc_st; typedef struct krb5_rc_st krb5_rcache; /* * end "rcache.h" / / * begin "keytab.h" / / XXX / #define MAX_KEYTAB_NAME_LEN 1100 /< Long enough for MAXPATHLEN + some extra / typedef krb5_pointer krb5_kt_cursor; /** A key table entry. / typedef struct krb5_keytab_entry_st { krb5_magic magic; krb5_principal principal; /< Principal of this key / krb5_timestamp timestamp; /*< Time entry written to keytable / krb5_kvno vno; /*< Key version number / krb5_keyblock key; /*< The secret key / } krb5_keytab_entry; struct _krb5_kt; typedef struct _krb5_kt krb5_keytab; /* * Return the type of a key table. * * @param [in] context Library context * @param [in] keytab Key table handle * * @return The type of a key table as an alias that must not be modified or * freed by the caller. / const char KRB5_CALLCONV krb5_kt_get_type(krb5_context context, krb5_keytab keytab); /** * Get a key table name. * * @param [in] context Library context * @param [in] keytab Key table handle * @param [out] name Key table name * @param [in] namelen Maximum length to fill in name * * Fill @a name with the name of @a keytab including the type and delimiter. * * @sa MAX_KEYTAB_NAME_LEN * * @retval * 0 Success * @retval * KRB5_KT_NAME_TOOLONG Key table name does not fit in @a namelen bytes * * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_get_name(krb5_context context, krb5_keytab keytab, char name, unsigned int namelen); /** * Close a key table handle. * * @param [in] context Library context * @param [in] keytab Key table handle * * @retval 0 / krb5_error_code KRB5_CALLCONV krb5_kt_close(krb5_context context, krb5_keytab keytab); /* * Get an entry from a key table. * * @param [in] context Library context * @param [in] keytab Key table handle * @param [in] principal Principal name * @param [in] vno Key version number (0 for highest available) * @param [in] enctype Encryption type (0 zero for any enctype) * @param [out] entry Returned entry from key table * * Retrieve an entry from a key table which matches the @a keytab, @a * principal, @a vno, and @a enctype. If @a vno is zero, retrieve the * highest-numbered kvno matching the other fields. If @a enctype is 0, match * any enctype. * * Use krb5_free_keytab_entry_contents() to free @a entry when it is no longer * needed. * * @note If @a vno is zero, the function retrieves the highest-numbered-kvno * entry that matches the specified principal. * * @retval * 0 Success * @retval * Kerberos error codes on failure / krb5_error_code KRB5_CALLCONV krb5_kt_get_entry(krb5_context context, krb5_keytab keytab, krb5_const_principal principal, krb5_kvno vno, krb5_enctype enctype, krb5_keytab_entry entry); /** * Start a sequential retrieval of key table entries. * * @param [in] context Library context * @param [in] keytab Key table handle * @param [out] cursor Cursor * * Prepare to read sequentially every key in the specified key table. Use * krb5_kt_end_seq_get() to release the cursor when it is no longer needed. * * @sa krb5_kt_next_entry(), krb5_kt_end_seq_get() * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_start_seq_get(krb5_context context, krb5_keytab keytab, krb5_kt_cursor cursor); /** * Retrieve the next entry from the key table. * * @param [in] context Library context * @param [in] keytab Key table handle * @param [out] entry Returned key table entry * @param [in] cursor Key table cursor * * Return the next sequential entry in @a keytab and advance @a cursor. * Callers must release the returned entry with krb5_kt_free_entry(). * * @sa krb5_kt_start_seq_get(), krb5_kt_end_seq_get() * * @retval * 0 Success * @retval * KRB5_KT_END - if the last entry was reached * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_next_entry(krb5_context context, krb5_keytab keytab, krb5_keytab_entry entry, krb5_kt_cursor cursor); /* * Release a keytab cursor. * * @param [in] context Library context * @param [in] keytab Key table handle * @param [out] cursor Cursor * * This function should be called to release the cursor created by * krb5_kt_start_seq_get(). * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_end_seq_get(krb5_context context, krb5_keytab keytab, krb5_kt_cursor cursor); /** * Check if a keytab exists and contains entries. * * @param [in] context Library context * @param [in] keytab Key table handle * * @version New in 1.11 * * @retval 0 Keytab exists and contains entries * @retval KRB5_KT_NOTFOUND Keytab does not contain entries / krb5_error_code KRB5_CALLCONV krb5_kt_have_content(krb5_context context, krb5_keytab keytab); / * end "keytab.h" / / * begin "func-proto.h" / #define KRB5_INIT_CONTEXT_SECURE 0x1 /< Use secure context configuration / #define KRB5_INIT_CONTEXT_KDC 0x2 /*< Use KDC configuration if available / /** * Create a krb5 library context. * * @param [out] context Library context * * The @a context must be released by calling krb5_free_context() when * it is no longer needed. * * @warning Any program or module that needs the Kerberos code to not trust the * environment must use krb5_init_secure_context(), or clean out the * environment. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_context(krb5_context context); /** * Create a krb5 library context using only configuration files. * * @param [out] context Library context * * Create a context structure, using only system configuration files. All * information passed through the environment variables is ignored. * * The @a context must be released by calling krb5_free_context() when * it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_secure_context(krb5_context context); /** * Create a krb5 library context using a specified profile. * * @param [in] profile Profile object (NULL to create default profile) * @param [in] flags Context initialization flags * @param [out] context Library context * * Create a context structure, optionally using a specified profile and * initialization flags. If @a profile is NULL, the default profile will be * created from config files. If @a profile is non-null, a copy of it will be * made for the new context; the caller should still clean up its copy. Valid * flag values are: * * @li #KRB5_INIT_CONTEXT_SECURE Ignore environment variables * @li #KRB5_INIT_CONTEXT_KDC Use KDC configuration if creating profile / krb5_error_code KRB5_CALLCONV krb5_init_context_profile(struct _profile_t profile, krb5_flags flags, krb5_context context); /* * Free a krb5 library context. * * @param [in] context Library context * * This function frees a @a context that was created by krb5_init_context() * or krb5_init_secure_context(). / void KRB5_CALLCONV krb5_free_context(krb5_context context); /* * Copy a krb5_context structure. * * @param [in] ctx Library context * @param [out] nctx_out New context structure * * The newly created context must be released by calling krb5_free_context() * when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_context(krb5_context ctx, krb5_context nctx_out); /** * Set default TGS encryption types in a krb5_context structure. * * @param [in] context Library context * @param [in] etypes Encryption type(s) to set * * This function sets the default enctype list for TGS requests * made using @a context to @a etypes. * * @note This overrides the default list (from config file or built-in). * * @retval * 0 Success * @retval * KRB5_PROG_ETYPE_NOSUPP Program lacks support for encryption type * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_set_default_tgs_enctypes(krb5_context context, const krb5_enctype etypes); /** * Return a list of encryption types permitted for session keys. * * @param [in] context Library context * @param [out] ktypes Zero-terminated list of encryption types * * This function returns the list of encryption types permitted for session * keys within @a context, as determined by configuration or by a previous call * to krb5_set_default_tgs_enctypes(). * * Use krb5_free_enctypes() to free @a ktypes when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_permitted_enctypes(krb5_context context, krb5_enctype ktypes); /* * Test whether the Kerberos library was built with multithread support. * * @retval * TRUE if the library is threadsafe; FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_is_thread_safe(void); / libkrb.spec / /* * Decrypt a ticket using the specified key table. * * @param [in] context Library context * @param [in] kt Key table * @param [in] ticket Ticket to be decrypted * * This function takes a @a ticket as input and decrypts it using * key data from @a kt. The result is placed into @a ticket->enc_part2. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_server_decrypt_ticket_keytab(krb5_context context, const krb5_keytab kt, krb5_ticket ticket); /** * Free an array of credential structures. * * @param [in] context Library context * @param [in] tgts Null-terminated array of credentials to free * * @note The last entry in the array @a tgts must be a NULL pointer. / void KRB5_CALLCONV krb5_free_tgt_creds(krb5_context context, krb5_creds tgts); /* @defgroup KRB5_GC KRB5_GC * @{ / #define KRB5_GC_USER_USER 1 /< Want user-user ticket / #define KRB5_GC_CACHED 2 /*< Want cached ticket only / #define KRB5_GC_CANONICALIZE 4 /*< Set canonicalize KDC option / #define KRB5_GC_NO_STORE 8 /*< Do not store in credential cache / #define KRB5_GC_FORWARDABLE 16 /*< Acquire forwardable tickets / #define KRB5_GC_NO_TRANSIT_CHECK 32 /*< Disable transited check / #define KRB5_GC_CONSTRAINED_DELEGATION 64 /*< Constrained delegation / /** @} / / end of KRB5_GC group / /* * Get an additional ticket. * * @param [in] context Library context * @param [in] options Options * @param [in] ccache Credential cache handle * @param [in] in_creds Input credentials * @param [out] out_creds Output updated credentials * * Use @a ccache or a TGS exchange to get a service ticket matching @a * in_creds. * * Valid values for @a options are: * @li #KRB5_GC_CACHED Search only credential cache for the ticket * @li #KRB5_GC_USER_USER Return a user to user authentication ticket * * @a in_creds must be non-null. @a in_creds->client and @a in_creds->server * must be filled in to specify the client and the server respectively. If any * authorization data needs to be requested for the service ticket (such as * restrictions on how the ticket can be used), specify it in @a * in_creds->authdata; otherwise set @a in_creds->authdata to NULL. The * session key type is specified in @a in_creds->keyblock.enctype, if it is * nonzero. * * The expiration date is specified in @a in_creds->times.endtime. * The KDC may return tickets with an earlier expiration date. * If @a in_creds->times.endtime is set to 0, the latest possible * expiration date will be requested. * * Any returned ticket and intermediate ticket-granting tickets are stored * in @a ccache. * * Use krb5_free_creds() to free @a out_creds when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_credentials(krb5_context context, krb5_flags options, krb5_ccache ccache, krb5_creds in_creds, krb5_creds out_creds); / @deprecated Replaced by krb5_get_validated_creds. / krb5_error_code KRB5_CALLCONV krb5_get_credentials_validate(krb5_context context, krb5_flags options, krb5_ccache ccache, krb5_creds in_creds, krb5_creds out_creds); / @deprecated Replaced by krb5_get_renewed_creds. / krb5_error_code KRB5_CALLCONV krb5_get_credentials_renew(krb5_context context, krb5_flags options, krb5_ccache ccache, krb5_creds in_creds, krb5_creds out_creds); / * Create a @c KRB_AP_REQ message. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] ap_req_options @ref AP_OPTS options * @param [in] service Service name, or NULL to use @c "host" * @param [in] hostname Host name, or NULL to use local hostname * @param [in] in_data Application data to be checksummed in the * authenticator, or NULL * @param [in] ccache Credential cache used to obtain credentials * for the desired service. * @param [out] outbuf @c AP-REQ message * * This function is similar to krb5_mk_req_extended() except that it uses a * given @a hostname, @a service, and @a ccache to construct a service * principal name and obtain credentials. * * Use krb5_free_data_contents() to free @a outbuf when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_req(krb5_context context, krb5_auth_context auth_context, krb5_flags ap_req_options, const char service, const char hostname, krb5_data in_data, krb5_ccache ccache, krb5_data outbuf); /** * Create a @c KRB_AP_REQ message using supplied credentials. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] ap_req_options @ref AP_OPTS options * @param [in] in_data Application data to be checksummed in the * authenticator, or NULL * @param [in] in_creds Credentials for the service with valid ticket * and key * @param [out] outbuf @c AP-REQ message * * Valid @a ap_req_options are: * @li #AP_OPTS_USE_SESSION_KEY - Use the session key when creating the * request used for user to user * authentication. * @li #AP_OPTS_MUTUAL_REQUIRED - Request a mutual authentication packet from * the reciever. * @li #AP_OPTS_USE_SUBKEY - Generate a subsession key from the current * session key obtained from the credentials. * * This function creates a KRB_AP_REQ message using supplied credentials @a * in_creds. @a auth_context may point to an existing auth context or to NULL, * in which case a new one will be created. If @a in_data is non-null, a * checksum of it will be included in the authenticator contained in the * KRB_AP_REQ message. Use krb5_free_data_contents() to free @a outbuf when it * is no longer needed. * * On successful return, the authenticator is stored in @a auth_context with * the @a client and @a checksum fields nulled out. (This is to prevent * pointer-sharing problems; the caller should not need these fields anyway, * since the caller supplied them.) * * @sa krb5_mk_req() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_req_extended(krb5_context context, krb5_auth_context auth_context, krb5_flags ap_req_options, krb5_data in_data, krb5_creds in_creds, krb5_data outbuf); /* * Format and encrypt a @c KRB_AP_REP message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] outbuf @c AP-REP message * * This function fills in @a outbuf with an AP-REP message using information * from @a auth_context. * * If the flags in @a auth_context indicate that a sequence number should be * used (either #KRB5_AUTH_CONTEXT_DO_SEQUENCE or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE) and the local sequence number in @a * auth_context is 0, a new number will be generated with * krb5_generate_seq_number(). * * Use krb5_free_data_contents() to free @a outbuf when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_rep(krb5_context context, krb5_auth_context auth_context, krb5_data outbuf); /** * Format and encrypt a @c KRB_AP_REP message for DCE RPC. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] outbuf @c AP-REP message * * Use krb5_free_data_contents() to free @a outbuf when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_rep_dce(krb5_context context, krb5_auth_context auth_context, krb5_data outbuf); /** * Parse and decrypt a @c KRB_AP_REP message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] inbuf AP-REP message * @param [out] repl Decrypted reply message * * This function parses, decrypts and verifies a message from @a inbuf and * fills in @a repl with a pointer to allocated memory containing the fields * from the encrypted response. * * Use krb5_free_ap_rep_enc_part() to free @a repl when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_rep(krb5_context context, krb5_auth_context auth_context, const krb5_data inbuf, krb5_ap_rep_enc_part repl); / * Parse and decrypt a @c KRB_AP_REP message for DCE RPC. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] inbuf AP-REP message * @param [out] nonce Sequence number from the decrypted reply * * This function parses, decrypts and verifies a message from @a inbuf and * fills in @a nonce with a decrypted reply sequence number. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_rep_dce(krb5_context context, krb5_auth_context auth_context, const krb5_data inbuf, krb5_ui_4 nonce); /* * Format and encode a @c KRB_ERROR message. * * @param [in] context Library context * @param [in] dec_err Error structure to be encoded * @param [out] enc_err Encoded error structure * * This function creates a @c KRB_ERROR message in @a enc_err. Use * krb5_free_data_contents() to free @a enc_err when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_error(krb5_context context, const krb5_error dec_err, krb5_data enc_err); /* * Decode a @c KRB-ERROR message. * * @param [in] context Library context * @param [in] enc_errbuf Encoded error message * @param [out] dec_error Decoded error message * * This function processes @c KRB-ERROR message @a enc_errbuf and returns * an allocated structure @a dec_error containing the error message. * Use krb5_free_error() to free @a dec_error when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_error(krb5_context context, const krb5_data enc_errbuf, krb5_error dec_error); / * Process @c KRB-SAFE message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] inbuf @c KRB-SAFE message to be parsed * @param [out] outbuf Data parsed from @c KRB-SAFE message * @param [out] outdata Replay data. Specify NULL if not needed * * This function parses a @c KRB-SAFE message, verifies its integrity, and * stores its data into @a outbuf. * * @note The @a outdata argument is required if #KRB5_AUTH_CONTEXT_RET_TIME or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE flag is set in the @a auth_context. * * @note @a auth_context must have a remote address set. This address will be * used to verify the sender address in the KRB-SAFE message. If @a * auth_context has a local address set, it will be used to verify the * receiver address in the KRB-SAFE message if the message contains one. * Both addresses must use type @c ADDRTYPE_ADDRPORT. * * If the #KRB5_AUTH_CONTEXT_DO_SEQUENCE flag is set in @a auth_context, the * sequence number of the KRB-SAFE message is checked against the remote * sequence number field of @a auth_context. Otherwise, the sequence number is * not used. * * If the #KRB5_AUTH_CONTEXT_DO_TIME flag is set in @a auth_context, * then two additional checks are performed: * @li The timestamp in the message must be within the permitted clock skew * (which is usually five minutes). * @li The message must not be a replayed message field in @a auth_context. * * Use krb5_free_data_contents() to free @a outbuf when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_safe(krb5_context context, krb5_auth_context auth_context, const krb5_data inbuf, krb5_data outbuf, krb5_replay_data outdata); /** * Process a @c KRB-PRIV message. * * @param [in] context Library context * @param [in] auth_context Authentication structure * @param [in] inbuf @c KRB-PRIV message to be parsed * @param [out] outbuf Data parsed from @c KRB-PRIV message * @param [out] outdata Replay data. Specify NULL if not needed * * This function parses a @c KRB-PRIV message, verifies its integrity, and * stores its unencrypted data into @a outbuf. * * @note If the #KRB5_AUTH_CONTEXT_RET_TIME or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE flag is set in @a auth_context, @a * outdata is required. * * @note @a auth_context must have a remote address set. This address will be * used to verify the sender address in the KRB-PRIV message. If @a * auth_context has a local address set, it will be used to verify the * receiver address in the KRB-PRIV message if the message contains one. * Both addresses must use type @c ADDRTYPE_ADDRPORT. * * If the #KRB5_AUTH_CONTEXT_DO_SEQUENCE flag is set in @a auth_context, the * sequence number of the KRB-SAFE message is checked against the remote * sequence number field of @a auth_context. Otherwise, the sequence number is * not used. * * If the #KRB5_AUTH_CONTEXT_DO_TIME flag is set in @a auth_context, * then two additional checks are performed: * @li The timestamp in the message must be within the permitted clock skew * (which is usually five minutes). * @li The message must not be a replayed message field in @a auth_context. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_priv(krb5_context context, krb5_auth_context auth_context, const krb5_data inbuf, krb5_data outbuf, krb5_replay_data outdata); /** * Convert a string principal name to a krb5_principal structure. * * @param [in] context Library context * @param [in] name String representation of a principal name * @param [out] principal_out New principal * * Convert a string representation of a principal name to a krb5_principal * structure. * * A string representation of a Kerberos name consists of one or more principal * name components, separated by slashes, optionally followed by the \@ * character and a realm name. If the realm name is not specified, the local * realm is used. * * To use the slash and \@ symbols as part of a component (quoted) instead of * using them as a component separator or as a realm prefix), put a backslash * (\) character in front of the symbol. Similarly, newline, tab, backspace, * and NULL characters can be included in a component by using @c n, @c t, @c b * or @c 0, respectively. * * @note The realm in a Kerberos @a name cannot contain slash, colon, * or NULL characters. * * Use krb5_free_principal() to free @a principal_out when it is no longer * needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_parse_name(krb5_context context, const char name, krb5_principal principal_out); #define KRB5_PRINCIPAL_PARSE_NO_REALM 0x1 /< Error if realm is present / #define KRB5_PRINCIPAL_PARSE_REQUIRE_REALM 0x2 /*< Error if realm is not present / #define KRB5_PRINCIPAL_PARSE_ENTERPRISE 0x4 /*< Create single-component enterprise principle / #define KRB5_PRINCIPAL_PARSE_IGNORE_REALM 0x8 /*< Ignore realm if present / /** * Convert a string principal name to a krb5_principal with flags. * * @param [in] context Library context * @param [in] name String representation of a principal name * @param [in] flags Flag * @param [out] principal_out New principal * * Similar to krb5_parse_name(), this function converts a single-string * representation of a principal name to a krb5_principal structure. * * The following flags are valid: * @li #KRB5_PRINCIPAL_PARSE_NO_REALM - no realm must be present in @a name * @li #KRB5_PRINCIPAL_PARSE_REQUIRE_REALM - realm must be present in @a name * @li #KRB5_PRINCIPAL_PARSE_ENTERPRISE - create single-component enterprise * principal * @li #KRB5_PRINCIPAL_PARSE_IGNORE_REALM - ignore realm if present in @a name * * If @c KRB5_PRINCIPAL_PARSE_NO_REALM or @c KRB5_PRINCIPAL_PARSE_IGNORE_REALM * is specified in @a flags, the realm of the new principal will be empty. * Otherwise, the default realm for @a context will be used if @a name does not * specify a realm. * * Use krb5_free_principal() to free @a principal_out when it is no longer * needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_parse_name_flags(krb5_context context, const char name, int flags, krb5_principal principal_out); /* * Convert a krb5_principal structure to a string representation. * * @param [in] context Library context * @param [in] principal Principal * @param [out] name String representation of principal name * * The resulting string representation uses the format and quoting conventions * described for krb5_parse_name(). * * Use krb5_free_unparsed_name() to free @a name when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_unparse_name(krb5_context context, krb5_const_principal principal, char name); /* * Convert krb5_principal structure to string and length. * * @param [in] context Library context * @param [in] principal Principal * @param [in,out] name String representation of principal name * @param [in,out] size Size of unparsed name * * This function is similar to krb5_unparse_name(), but allows the use of an * existing buffer for the result. If size is not NULL, then @a name must * point to either NULL or an existing buffer of at least the size pointed to * by @a size. The buffer will be allocated or resized if necessary, with the * new pointer stored into @a name. Whether or not the buffer is resized, the * necessary space for the result, including null terminator, will be stored * into @a size. * * If size is NULL, this function behaves exactly as krb5_unparse_name(). * * @retval * 0 Success * @return * Kerberos error codes. On failure @a name is set to NULL / krb5_error_code KRB5_CALLCONV krb5_unparse_name_ext(krb5_context context, krb5_const_principal principal, char name, unsigned int size); #define KRB5_PRINCIPAL_UNPARSE_SHORT 0x1 /*< Omit realm if it is the local realm / #define KRB5_PRINCIPAL_UNPARSE_NO_REALM 0x2 /*< Omit realm always / #define KRB5_PRINCIPAL_UNPARSE_DISPLAY 0x4 /*< Don't escape special characters / /** * Convert krb5_principal structure to a string with flags. * * @param [in] context Library context * @param [in] principal Principal * @param [in] flags Flags * @param [out] name String representation of principal name * * Similar to krb5_unparse_name(), this function converts a krb5_principal * structure to a string representation. * * The following flags are valid: * @li #KRB5_PRINCIPAL_UNPARSE_SHORT - omit realm if it is the local realm * @li #KRB5_PRINCIPAL_UNPARSE_NO_REALM - omit realm * @li #KRB5_PRINCIPAL_UNPARSE_DISPLAY - do not quote special characters * * Use krb5_free_unparsed_name() to free @a name when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes. On failure @a name is set to NULL / krb5_error_code KRB5_CALLCONV krb5_unparse_name_flags(krb5_context context, krb5_const_principal principal, int flags, char name); /* * Convert krb5_principal structure to string format with flags. * * @param [in] context Library context * @param [in] principal Principal * @param [in] flags Flags * @param [out] name Single string format of principal name * @param [out] size Size of unparsed name buffer * * @sa krb5_unparse_name() krb5_unparse_name_flags() krb5_unparse_name_ext() * * @retval * 0 Success * @return * Kerberos error codes. On failure @a name is set to NULL / krb5_error_code KRB5_CALLCONV krb5_unparse_name_flags_ext(krb5_context context, krb5_const_principal principal, int flags, char name, unsigned int size); /** * Set the realm field of a principal * * @param [in] context Library context * @param [in] principal Principal name * @param [in] realm Realm name * * Set the realm name part of @a principal to @a realm, overwriting the * previous realm. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_set_principal_realm(krb5_context context, krb5_principal principal, const char realm); /** * Search a list of addresses for a specified address. * * @param [in] context Library context * @param [in] addr Address to search for * @param [in] addrlist Address list to be searched (or NULL) * * @note If @a addrlist contains only a NetBIOS addresses, it will be treated * as a null list. * * @return * TRUE if @a addr is listed in @a addrlist, or @c addrlist is NULL; FALSE * otherwise / krb5_boolean KRB5_CALLCONV_WRONG krb5_address_search(krb5_context context, const krb5_address addr, krb5_address const addrlist); /** * Compare two Kerberos addresses. * * @param [in] context Library context * @param [in] addr1 First address to be compared * @param [in] addr2 Second address to be compared * * @return * TRUE if the addresses are the same, FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_address_compare(krb5_context context, const krb5_address addr1, const krb5_address addr2); /* * Return an ordering of the specified addresses. * * @param [in] context Library context * @param [in] addr1 First address * @param [in] addr2 Second address * * @retval * 0 The two addresses are the same * @retval * \< 0 First address is less than second * @retval * \> 0 First address is greater than second / int KRB5_CALLCONV krb5_address_order(krb5_context context, const krb5_address addr1, const krb5_address addr2); /* * Compare the realms of two principals. * * @param [in] context Library context * @param [in] princ1 First principal * @param [in] princ2 Second principal * * @retval * TRUE if the realm names are the same; FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_realm_compare(krb5_context context, krb5_const_principal princ1, krb5_const_principal princ2); /* * Compare two principals. * * @param [in] context Library context * @param [in] princ1 First principal * @param [in] princ2 Second principal * * @retval * TRUE if the principals are the same; FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_principal_compare(krb5_context context, krb5_const_principal princ1, krb5_const_principal princ2); /* * Compare two principals ignoring realm components. * * @param [in] context Library context * @param [in] princ1 First principal * @param [in] princ2 Second principal * * Similar to krb5_principal_compare(), but do not compare the realm * components of the principals. * * @retval * TRUE if the principals are the same; FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_principal_compare_any_realm(krb5_context context, krb5_const_principal princ1, krb5_const_principal princ2); #define KRB5_PRINCIPAL_COMPARE_IGNORE_REALM 1 /< ignore realm component / #define KRB5_PRINCIPAL_COMPARE_ENTERPRISE 2 /*< UPNs as real principals / #define KRB5_PRINCIPAL_COMPARE_CASEFOLD 4 /*< case-insensitive / #define KRB5_PRINCIPAL_COMPARE_UTF8 8 /*< treat principals as UTF-8 / /** * Compare two principals with additional flags. * * @param [in] context Library context * @param [in] princ1 First principal * @param [in] princ2 Second principal * @param [in] flags Flags * * Valid flags are: * @li #KRB5_PRINCIPAL_COMPARE_IGNORE_REALM - ignore realm component * @li #KRB5_PRINCIPAL_COMPARE_ENTERPRISE - UPNs as real principals * @li #KRB5_PRINCIPAL_COMPARE_CASEFOLD case-insensitive * @li #KRB5_PRINCIPAL_COMPARE_UTF8 - treat principals as UTF-8 * * @sa krb5_principal_compare() * * @retval * TRUE if the principal names are the same; FALSE otherwise / krb5_boolean KRB5_CALLCONV krb5_principal_compare_flags(krb5_context context, krb5_const_principal princ1, krb5_const_principal princ2, int flags); /* * Initialize an empty @c krb5_keyblock. * * @param [in] context Library context * @param [in] enctype Encryption type * @param [in] length Length of keyblock (or 0) * @param [out] out New keyblock structure * * Initialize a new keyblock and allocate storage for the contents of the key. * It is legal to pass in a length of 0, in which case contents are left * unallocated. Use krb5_free_keyblock() to free @a out when it is no longer * needed. * * @note If @a length is set to 0, contents are left unallocated. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_keyblock(krb5_context context, krb5_enctype enctype, size_t length, krb5_keyblock out); /* * Copy a keyblock. * * @param [in] context Library context * @param [in] from Keyblock to be copied * @param [out] to Copy of keyblock @a from * * This function creates a new keyblock with the same contents as @a from. Use * krb5_free_keyblock() to free @a to when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_keyblock(krb5_context context, const krb5_keyblock from, krb5_keyblock to); / * Copy the contents of a keyblock. * * @param [in] context Library context * @param [in] from Key to be copied * @param [out] to Output key * * This function copies the contents of @a from to @a to. Use * krb5_free_keyblock_contents() to free @a to when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_keyblock_contents(krb5_context context, const krb5_keyblock from, krb5_keyblock to); /* * Copy a krb5_creds structure. * * @param [in] context Library context * @param [in] incred Credentials structure to be copied * @param [out] outcred Copy of @a incred * * This function creates a new credential with the contents of @a incred. Use * krb5_free_creds() to free @a outcred when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_creds(krb5_context context, const krb5_creds incred, krb5_creds outcred); / * Copy a krb5_data object. * * @param [in] context Library context * @param [in] indata Data object to be copied * @param [out] outdata Copy of @a indata * * This function creates a new krb5_data object with the contents of @a indata. * Use krb5_free_data() to free @a outdata when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_data(krb5_context context, const krb5_data indata, krb5_data outdata); / * Copy a principal. * * @param [in] context Library context * @param [in] inprinc Principal to be copied * @param [out] outprinc Copy of @a inprinc * * This function creates a new principal structure with the contents of @a * inprinc. Use krb5_free_principal() to free @a outprinc when it is no longer * needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_principal(krb5_context context, krb5_const_principal inprinc, krb5_principal outprinc); /** * Copy an array of addresses. * * @param [in] context Library context * @param [in] inaddr Array of addresses to be copied * @param [out] outaddr Copy of array of addresses * * This function creates a new address array containing a copy of @a inaddr. * Use krb5_free_addresses() to free @a outaddr when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_addresses(krb5_context context, krb5_address const inaddr, krb5_address outaddr); / * Copy a krb5_ticket structure. * * @param [in] context Library context * @param [in] from Ticket to be copied * @param [out] pto Copy of ticket * * This function creates a new krb5_ticket structure containing the contents of * @a from. Use krb5_free_ticket() to free @a pto when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_ticket(krb5_context context, const krb5_ticket from, krb5_ticket pto); / * Copy an authorization data list. * * @param [in] context Library context * @param [in] in_authdat List of @a krb5_authdata structures * @param [out] out New array of @a krb5_authdata structures * * This function creates a new authorization data list containing a copy of @a * in_authdat, which must be null-terminated. Use krb5_free_authdata() to free * @a out when it is no longer needed. * * @note The last array entry in @a in_authdat must be a NULL pointer. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_authdata(krb5_context context, krb5_authdata const in_authdat, krb5_authdata out); / * Find authorization data elements. * * @param [in] context Library context * @param [in] ticket_authdata Authorization data list from ticket * @param [in] ap_req_authdata Authorization data list from AP request * @param [in] ad_type Authorization data type to find * @param [out] results List of matching entries * * This function searches @a ticket_authdata and @a ap_req_authdata for * elements of type @a ad_type. Either input list may be NULL, in which case * it will not be searched; otherwise, the input lists must be terminated by * NULL entries. This function will search inside AD-IF-RELEVANT containers if * found in either list. Use krb5_free_authdata() to free @a results when it * is no longer needed. * * @version New in 1.10 / krb5_error_code KRB5_CALLCONV krb5_find_authdata(krb5_context context, krb5_authdata const ticket_authdata, krb5_authdata const ap_req_authdata, krb5_authdatatype ad_type, krb5_authdata results); / * Merge two authorization data lists into a new list. * * @param [in] context Library context * @param [in] inauthdat1 First list of @a krb5_authdata structures * @param [in] inauthdat2 Second list of @a krb5_authdata structures * @param [out] outauthdat Merged list of @a krb5_authdata structures * * Merge two authdata arrays, such as the array from a ticket * and authenticator. * Use krb5_free_authdata() to free @a outauthdat when it is no longer needed. * * @note The last array entry in @a inauthdat1 and @a inauthdat2 * must be a NULL pointer. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_merge_authdata(krb5_context context, krb5_authdata const inauthdat1, krb5_authdata const inauthdat2, krb5_authdata outauthdat); / * Copy a krb5_authenticator structure. * * @param [in] context Library context * @param [in] authfrom krb5_authenticator structure to be copied * @param [out] authto Copy of krb5_authenticator structure * * This function creates a new krb5_authenticator structure with the content of * @a authfrom. Use krb5_free_authenticator() to free @a authto when it is no * longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_authenticator(krb5_context context, const krb5_authenticator authfrom, krb5_authenticator authto); / * Copy a krb5_checksum structure. * * @param [in] context Library context * @param [in] ckfrom Checksum to be copied * @param [out] ckto Copy of krb5_checksum structure * * This function creates a new krb5_checksum structure with the contents of @a * ckfrom. Use krb5_free_checksum() to free @a ckto when it is no longer * needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_copy_checksum(krb5_context context, const krb5_checksum ckfrom, krb5_checksum ckto); / * Generate a replay cache object for server use and open it. * * @param [in] context Library context * @param [in] piece Unique identifier for replay cache * @param [out] rcptr Handle to an open rcache * * This function generates a replay cache name based on @a piece and opens a * handle to it. Typically @a piece is the first component of the service * principal name. Use krb5_rc_close() to close @a rcptr when it is no longer * needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_server_rcache(krb5_context context, const krb5_data piece, krb5_rcache rcptr); /* * Build a principal name using length-counted strings. * * @param [in] context Library context * @param [out] princ Principal name * @param [in] rlen Realm name length * @param [in] realm Realm name * @param [in] ... List of unsigned int/char * components, followed by 0 * * This function creates a principal from a length-counted string and a * variable-length list of length-counted components. The list of components * ends with the first 0 length argument (so it is not possible to specify an * empty component with this function). Call krb5_free_principal() to free * allocated memory for principal when it is no longer needed. * * @code * Example of how to build principal WELLKNOWN/ANONYMOUS@R * krb5_build_principal_ext(context, &principal, strlen("R"), "R", * (unsigned int)strlen(KRB5_WELLKNOWN_NAMESTR), * KRB5_WELLKNOWN_NAMESTR, * (unsigned int)strlen(KRB5_ANONYMOUS_PRINCSTR), * KRB5_ANONYMOUS_PRINCSTR, 0); * @endcode * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV_C krb5_build_principal_ext(krb5_context context, krb5_principal princ, unsigned int rlen, const char * realm, ...); /** * Build a principal name using null-terminated strings. * * @param [in] context Library context * @param [out] princ Principal name * @param [in] rlen Realm name length * @param [in] realm Realm name * @param [in] ... List of char * components, ending with NULL * * Call krb5_free_principal() to free @a princ when it is no longer needed. * * @note krb5_build_principal() and krb5_build_principal_alloc_va() perform the * same task. krb5_build_principal() takes variadic arguments. * krb5_build_principal_alloc_va() takes a pre-computed @a varargs pointer. * * @code * Example of how to build principal H/S@R * krb5_build_principal(context, &principal, * strlen("R"), "R", "H", "S", (char)NULL); @endcode * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV_C krb5_build_principal(krb5_context context, krb5_principal princ, unsigned int rlen, const char * realm, ...) #if __GNUC__ >= 4 __attribute__ ((sentinel)) #endif ; #if KRB5_DEPRECATED /** @deprecated Replaced by krb5_build_principal_alloc_va(). / KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_build_principal_va(krb5_context context, krb5_principal princ, unsigned int rlen, const char realm, va_list ap); #endif /** * Build a principal name, using a precomputed variable argument list * * @param [in] context Library context * @param [out] princ Principal structure * @param [in] rlen Realm name length * @param [in] realm Realm name * @param [in] ap List of char * components, ending with NULL * * Similar to krb5_build_principal(), this function builds a principal name, * but its name components are specified as a va_list. * * Use krb5_free_principal() to deallocate @a princ when it is no longer * needed. * * @code * Function usage example: * va_list ap; * va_start(ap, realm); * krb5_build_principal_alloc_va(context, princ, rlen, realm, ap); * va_end(ap); * @endcode * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_build_principal_alloc_va(krb5_context context, krb5_principal princ, unsigned int rlen, const char realm, va_list ap); /* * Convert a Kerberos V4 principal to a Kerberos V5 principal. * * @param [in] context Library context * @param [in] name V4 name * @param [in] instance V4 instance * @param [in] realm Realm * @param [out] princ V5 principal * * This function builds a @a princ from V4 specification based on given input * @a name.instance\@realm. * * Use krb5_free_principal() to free @a princ when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_425_conv_principal(krb5_context context, const char name, const char instance, const char realm, krb5_principal princ); /* * Convert a Kerberos V5 principal to a Kerberos V4 principal. * * @param [in] context Library context * @param [in] princ V5 Principal * @param [out] name V4 principal's name to be filled in * @param [out] inst V4 principal's instance name to be filled in * @param [out] realm Principal's realm name to be filled in * * This function separates a V5 principal @a princ into @a name, @a instance, * and @a realm. * * @retval * 0 Success * @retval * KRB5_INVALID_PRINCIPAL Invalid principal name * @retval * KRB5_CONFIG_CANTOPEN Can't open or find Kerberos configuration file * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_524_conv_principal(krb5_context context, krb5_const_principal princ, char name, char inst, char realm); /** @deprecated / struct credentials; /** * Convert a Kerberos V5 credentials to a Kerberos V4 credentials * * @note Not implemented * * @retval KRB524_KRB4_DISABLED (always) / int KRB5_CALLCONV krb5_524_convert_creds(krb5_context context, krb5_creds v5creds, struct credentials v4creds); #if KRB5_DEPRECATED #define krb524_convert_creds_kdc krb5_524_convert_creds #define krb524_init_ets(x) (0) #endif / libkt.spec / /* * Get a handle for a key table. * * @param [in] context Library context * @param [in] name Name of the key table * @param [out] ktid Key table handle * * Resolve the key table name @a name and set @a ktid to a handle identifying * the key table. Use krb5_kt_close() to free @a ktid when it is no longer * needed. * * @a name must be of the form @c type:residual, where @a type must be a type * known to the library and @a residual portion should be specific to the * particular keytab type. If no @a type is given, the default is @c FILE. * * If @a name is of type @c FILE, the keytab file is not opened by this call. * * @code * Example: krb5_kt_resolve(context, "FILE:/tmp/filename", &ktid); * @endcode * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_resolve(krb5_context context, const char name, krb5_keytab ktid); /* * Duplicate keytab handle. * * @param [in] context Library context * @param [in] in Key table handle to be duplicated * @param [out] out Key table handle * * Create a new handle referring to the same key table as @a in. The new * handle and @a in can be closed independently. * * @version New in 1.12 / krb5_error_code KRB5_CALLCONV krb5_kt_dup(krb5_context context, krb5_keytab in, krb5_keytab out); /** * Get the default key table name. * * @param [in] context Library context * @param [out] name Default key table name * @param [in] name_size Space available in @a name * * Fill @a name with the name of the default key table for @a context. * * @sa MAX_KEYTAB_NAME_LEN * * @retval * 0 Success * @retval * KRB5_CONFIG_NOTENUFSPACE Buffer is too short * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_default_name(krb5_context context, char name, int name_size); /** * Resolve the default key table. * * @param [in] context Library context * @param [out] id Key table handle * * Set @a id to a handle to the default key table. The key table is not * opened. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_default(krb5_context context, krb5_keytab id); /** * Resolve the default client key table. * * @param [in] context Library context * @param [out] keytab_out Key table handle * * Fill @a keytab_out with a handle to the default client key table. * * @version New in 1.11 * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_client_default(krb5_context context, krb5_keytab keytab_out); /** * Free the contents of a key table entry. * * @param [in] context Library context * @param [in] entry Key table entry whose contents are to be freed * * @note The pointer is not freed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_free_keytab_entry_contents(krb5_context context, krb5_keytab_entry entry); /** @deprecated Use krb5_free_keytab_entry_contents instead. / krb5_error_code KRB5_CALLCONV krb5_kt_free_entry(krb5_context context, krb5_keytab_entry entry); /* remove and add are functions, so that they can return NOWRITE if not a writable keytab / /* * Remove an entry from a key table. * * @param [in] context Library context * @param [in] id Key table handle * @param [in] entry Entry to remove from key table * * @retval * 0 Success * @retval * KRB5_KT_NOWRITE Key table is not writable * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_remove_entry(krb5_context context, krb5_keytab id, krb5_keytab_entry entry); /** * Add a new entry to a key table. * * @param [in] context Library context * @param [in] id Key table handle * @param [in] entry Entry to be added * * @retval * 0 Success * @retval * ENOMEM Insufficient memory * @retval * KRB5_KT_NOWRITE Key table is not writeable * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_kt_add_entry(krb5_context context, krb5_keytab id, krb5_keytab_entry entry); /** * Convert a principal name into the default salt for that principal. * * @param [in] context Library context * @param [in] pr Principal name * @param [out] ret Default salt for @a pr to be filled in * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV_WRONG krb5_principal2salt(krb5_context context, krb5_const_principal pr, krb5_data ret); /* librc.spec--see rcache.h / / libcc.spec / /* * Resolve a credential cache name. * * @param [in] context Library context * @param [in] name Credential cache name to be resolved * @param [out] cache Credential cache handle * * Fills in @a cache with a @a cache handle that corresponds to the name in @a * name. @a name should be of the form @c type:residual, and @a type must be a * type known to the library. If the @a name does not contain a colon, * interpret it as a file name. * * @code * Example: krb5_cc_resolve(context, "MEMORY:C_", &cache); * @endcode * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_resolve(krb5_context context, const char name, krb5_ccache cache); /* * Duplicate ccache handle. * * @param [in] context Library context * @param [in] in Credential cache handle to be duplicated * @param [out] out Credential cache handle * * Create a new handle referring to the same cache as @a in. * The new handle and @a in can be closed independently. / krb5_error_code KRB5_CALLCONV krb5_cc_dup(krb5_context context, krb5_ccache in, krb5_ccache out); /** * Return the name of the default credential cache. * * @param [in] context Library context * * Return a pointer to the default credential cache name for @a context, as * determined by a prior call to krb5_cc_set_default_name(), by the KRB5CCNAME * environment variable, by the default_ccache_name profile variable, or by the * operating system or build-time default value. The returned value must not * be modified or freed by the caller. The returned value becomes invalid when * @a context is destroyed krb5_free_context() or if a subsequent call to * krb5_cc_set_default_name() is made on @a context. * * The default credential cache name is cached in @a context between calls to * this function, so if the value of KRB5CCNAME changes in the process * environment after the first call to this function on, that change will not * be reflected in later calls with the same context. The caller can invoke * krb5_cc_set_default_name() with a NULL value of @a name to clear the cached * value and force the default name to be recomputed. * * @return * Name of default credential cache for the current user. / const char KRB5_CALLCONV krb5_cc_default_name(krb5_context context); /** * Set the default credential cache name. * * @param [in] context Library context * @param [in] name Default credential cache name or NULL * * Set the default credential cache name to @a name for future operations using * @a context. If @a name is NULL, clear any previous application-set default * name and forget any cached value of the default name for @a context. * * Calls to this function invalidate the result of any previous calls to * krb5_cc_default_name() using @a context. * * @retval * 0 Success * @retval * KV5M_CONTEXT Bad magic number for @c _krb5_context structure * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_set_default_name(krb5_context context, const char name); /** * Resolve the default credential cache name. * * @param [in] context Library context * @param [out] ccache Pointer to credential cache name * * Create a handle to the default credential cache as given by * krb5_cc_default_name(). * * @retval * 0 Success * @retval * KV5M_CONTEXT Bad magic number for @c _krb5_context structure * @retval * KRB5_FCC_INTERNAL The name of the default credential cache cannot be * obtained * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_default(krb5_context context, krb5_ccache ccache); /** * Copy a credential cache. * * @param [in] context Library context * @param [in] incc Credential cache to be copied * @param [out] outcc Copy of credential cache to be filled in * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_copy_creds(krb5_context context, krb5_ccache incc, krb5_ccache outcc); /* * Get a configuration value from a credential cache. * * @param [in] context Library context * @param [in] id Credential cache handle * @param [in] principal Configuration for this principal; * if NULL, global for the whole cache * @param [in] key Name of config variable * @param [out] data Data to be fetched * * Use krb5_free_data_contents() to free @a data when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_get_config(krb5_context context, krb5_ccache id, krb5_const_principal principal, const char key, krb5_data data); /* * Store a configuration value in a credential cache. * * @param [in] context Library context * @param [in] id Credential cache handle * @param [in] principal Configuration for a specific principal; * if NULL, global for the whole cache * @param [in] key Name of config variable * @param [in] data Data to store, or NULL to remove * * @note Existing configuration under the same key is over-written. * * @warning Before version 1.10 @a data was assumed to be always non-null. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_set_config(krb5_context context, krb5_ccache id, krb5_const_principal principal, const char key, krb5_data data); /* * Test whether a principal is a configuration principal. * * @param [in] context Library context * @param [in] principal Principal to check * * @return * @c TRUE if the principal is a configuration principal (generated part of * krb5_cc_set_config()); @c FALSE otherwise. / krb5_boolean KRB5_CALLCONV krb5_is_config_principal(krb5_context context, krb5_const_principal principal); /* * Make a credential cache the primary cache for its collection. * * @param [in] context Library context * @param [in] cache Credential cache handle * * If the type of @a cache supports it, set @a cache to be the primary * credential cache for the collection it belongs to. * * @retval * 0 Success, or the type of @a cache doesn't support switching * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cc_switch(krb5_context context, krb5_ccache cache); /* * Determine whether a credential cache type supports switching. * * @param [in] context Library context * @param [in] type Credential cache type * * @version New in 1.10 * * @retval TRUE if @a type supports switching * @retval FALSE if it does not or is not a valid credential cache type. / krb5_boolean KRB5_CALLCONV krb5_cc_support_switch(krb5_context context, const char type); /** * Find a credential cache with a specified client principal. * * @param [in] context Library context * @param [in] client Client principal * @param [out] cache_out Credential cache handle * * Find a cache within the collection whose default principal is @a client. * Use @a krb5_cc_close to close @a ccache when it is no longer needed. * * @retval 0 Success * @retval KRB5_CC_NOTFOUND * * @sa krb5_cccol_cursor_new * * @version New in 1.10 / krb5_error_code KRB5_CALLCONV krb5_cc_cache_match(krb5_context context, krb5_principal client, krb5_ccache cache_out); /** * Select a credential cache to use with a server principal. * * @param [in] context Library context * @param [in] server Server principal * @param [out] cache_out Credential cache handle * @param [out] princ_out Client principal * * Select a cache within the collection containing credentials most appropriate * for use with @a server, according to configured rules and heuristics. * * Use krb5_cc_close() to release @a cache_out when it is no longer needed. * Use krb5_free_principal() to release @a princ_out when it is no longer * needed. Note that @a princ_out is set in some error conditions. * * @return * If an appropriate cache is found, 0 is returned, @a cache_out is set to the * selected cache, and @a princ_out is set to the default principal of that * cache. * * If the appropriate client principal can be authoritatively determined but * the cache collection contains no credentials for that principal, then * KRB5_CC_NOTFOUND is returned, @a cache_out is set to NULL, and @a princ_out * is set to the appropriate client principal. * * If no configured mechanism can determine the appropriate cache or principal, * KRB5_CC_NOTFOUND is returned and @a cache_out and @a princ_out are set to * NULL. * * Any other error code indicates a fatal error in the processing of a cache * selection mechanism. * * @version New in 1.10 / krb5_error_code KRB5_CALLCONV krb5_cc_select(krb5_context context, krb5_principal server, krb5_ccache cache_out, krb5_principal princ_out); / krb5_free.c / /* * Free the storage assigned to a principal. * * @param [in] context Library context * @param [in] val Principal to be freed / void KRB5_CALLCONV krb5_free_principal(krb5_context context, krb5_principal val); /* * Free a krb5_authenticator structure. * * @param [in] context Library context * @param [in] val Authenticator structure to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_authenticator(krb5_context context, krb5_authenticator val); /** * Free the data stored in array of addresses. * * @param [in] context Library context * @param [in] val Array of addresses to be freed * * This function frees the contents of @a val and the array itself. * * @note The last entry in the array must be a NULL pointer. / void KRB5_CALLCONV krb5_free_addresses(krb5_context context, krb5_address val); /* * Free the storage assigned to array of authentication data. * * @param [in] context Library context * @param [in] val Array of authentication data to be freed * * This function frees the contents of @a val and the array itself. * * @note The last entry in the array must be a NULL pointer. / void KRB5_CALLCONV krb5_free_authdata(krb5_context context, krb5_authdata val); /* * Free a ticket. * * @param [in] context Library context * @param [in] val Ticket to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_ticket(krb5_context context, krb5_ticket val); /** * Free an error allocated by krb5_read_error() or krb5_sendauth(). * * @param [in] context Library context * @param [in] val Error data structure to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_error(krb5_context context, krb5_error val); /** * Free a krb5_creds structure. * * @param [in] context Library context * @param [in] val Credential structure to be freed. * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_creds(krb5_context context, krb5_creds val); /** * Free the contents of a krb5_creds structure. * * @param [in] context Library context * @param [in] val Credential structure to free contents of * * This function frees the contents of @a val, but not the structure itself. / void KRB5_CALLCONV krb5_free_cred_contents(krb5_context context, krb5_creds val); /** * Free a krb5_checksum structure. * * @param [in] context Library context * @param [in] val Checksum structure to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_checksum(krb5_context context, krb5_checksum val); /** * Free the contents of a krb5_checksum structure. * * @param [in] context Library context * @param [in] val Checksum structure to free contents of * * This function frees the contents of @a val, but not the structure itself. / void KRB5_CALLCONV krb5_free_checksum_contents(krb5_context context, krb5_checksum val); /** * Free a krb5_keyblock structure. * * @param [in] context Library context * @param [in] val Keyblock to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_keyblock(krb5_context context, krb5_keyblock val); /** * Free the contents of a krb5_keyblock structure. * * @param [in] context Library context * @param [in] key Keyblock to be freed * * This function frees the contents of @a key, but not the structure itself. / void KRB5_CALLCONV krb5_free_keyblock_contents(krb5_context context, krb5_keyblock key); /** * Free a krb5_ap_rep_enc_part structure. * * @param [in] context Library context * @param [in] val AP-REP enc part to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_ap_rep_enc_part(krb5_context context, krb5_ap_rep_enc_part val); /** * Free a krb5_data structure. * * @param [in] context Library context * @param [in] val Data structure to be freed * * This function frees the contents of @a val and the structure itself. / void KRB5_CALLCONV krb5_free_data(krb5_context context, krb5_data val); /* Free a krb5_octet_data structure (should be unused). / void KRB5_CALLCONV krb5_free_octet_data(krb5_context context, krb5_octet_data val); /** * Free the contents of a krb5_data structure and zero the data field. * * @param [in] context Library context * @param [in] val Data structure to free contents of * * This function frees the contents of @a val, but not the structure itself. / void KRB5_CALLCONV krb5_free_data_contents(krb5_context context, krb5_data val); /** * Free a string representation of a principal. * * @param [in] context Library context * @param [in] val Name string to be freed / void KRB5_CALLCONV krb5_free_unparsed_name(krb5_context context, char val); /** * Free a string allocated by a krb5 function. * * @param [in] context Library context * @param [in] val String to be freed * * @version New in 1.10 / void KRB5_CALLCONV krb5_free_string(krb5_context context, char val); /** * Free an array of encryption types. * * @param [in] context Library context * @param [in] val Array of enctypes to be freed * * @version New in 1.12 / void KRB5_CALLCONV krb5_free_enctypes(krb5_context context, krb5_enctype val); /** * Free an array of checksum types. * * @param [in] context Library context * @param [in] val Array of checksum types to be freed / void KRB5_CALLCONV krb5_free_cksumtypes(krb5_context context, krb5_cksumtype val); /* From krb5/os, but needed by the outside world / /* * Retrieve the system time of day, in sec and ms, since the epoch. * * @param [in] context Library context * @param [out] seconds System timeofday, seconds portion * @param [out] microseconds System timeofday, microseconds portion * * This function retrieves the system time of day with the context * specific time offset adjustment. * * @sa krb5_crypto_us_timeofday() * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_us_timeofday(krb5_context context, krb5_timestamp seconds, krb5_int32 microseconds); /* * Retrieve the current time with context specific time offset adjustment. * * @param [in] context Library context * @param [out] timeret Timestamp to fill in * * This function retrieves the system time of day with the context specific * time offset adjustment. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_timeofday(krb5_context context, krb5_timestamp timeret); /** * Check if a timestamp is within the allowed clock skew of the current time. * * @param [in] context Library context * @param [in] date Timestamp to check * * This function checks if @a date is close enough to the current time * according to the configured allowable clock skew. * * @version New in 1.10 * * @retval 0 Success * @retval KRB5KRB_AP_ERR_SKEW @a date is not within allowable clock skew / krb5_error_code KRB5_CALLCONV krb5_check_clockskew(krb5_context context, krb5_timestamp date); /* * Return all interface addresses for this host. * * @param [in] context Library context * @param [out] addr Array of krb5_address pointers, ending with * NULL * * Use krb5_free_addresses() to free @a addr when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_os_localaddr(krb5_context context, krb5_address addr); / * Retrieve the default realm. * * @param [in] context Library context * @param [out] lrealm Default realm name * * Retrieves the default realm to be used if no user-specified realm is * available. * * Use krb5_free_default_realm() to free @a lrealm when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_default_realm(krb5_context context, char lrealm); /* * Override the default realm for the specified context. * * @param [in] context Library context * @param [in] lrealm Realm name for the default realm * * If @a lrealm is NULL, clear the default realm setting. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_set_default_realm(krb5_context context, const char lrealm); /** * Free a default realm string returned by krb5_get_default_realm(). * * @param [in] context Library context * @param [in] lrealm Realm to be freed / void KRB5_CALLCONV krb5_free_default_realm(krb5_context context, char lrealm); /** * Canonicalize a hostname, possibly using name service. * * @param [in] context Library context * @param [in] host Input hostname * @param [out] canonhost_out Canonicalized hostname * * This function canonicalizes orig_hostname, possibly using name service * lookups if configuration permits. Use krb5_free_string() to free @a * canonhost_out when it is no longer needed. * * @version New in 1.15 / krb5_error_code KRB5_CALLCONV krb5_expand_hostname(krb5_context context, const char host, char canonhost_out); / * Generate a full principal name from a service name. * * @param [in] context Library context * @param [in] hostname Host name, or NULL to use local host * @param [in] sname Service name, or NULL to use @c "host" * @param [in] type Principal type * @param [out] ret_princ Generated principal * * This function converts a @a hostname and @a sname into @a krb5_principal * structure @a ret_princ. The returned principal will be of the form @a * sname\/hostname\@REALM where REALM is determined by krb5_get_host_realm(). * In some cases this may be the referral (empty) realm. * * The @a type can be one of the following: * * @li #KRB5_NT_SRV_HST canonicalizes the host name before looking up the * realm and generating the principal. * * @li #KRB5_NT_UNKNOWN accepts the hostname as given, and does not * canonicalize it. * * Use krb5_free_principal to free @a ret_princ when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_sname_to_principal(krb5_context context, const char hostname, const char sname, krb5_int32 type, krb5_principal ret_princ); /** * Test whether a principal matches a matching principal. * * @param [in] context Library context * @param [in] matching Matching principal * @param [in] princ Principal to test * * @note A matching principal is a host-based principal with an empty realm * and/or second data component (hostname). Profile configuration may cause * the hostname to be ignored even if it is present. A principal matches a * matching principal if the former has the same non-empty (and non-ignored) * components of the latter. * * If @a matching is NULL, return TRUE. If @a matching is not a matching * principal, return the value of krb5_principal_compare(context, matching, * princ). * * @return * TRUE if @a princ matches @a matching, FALSE otherwise. / krb5_boolean KRB5_CALLCONV krb5_sname_match(krb5_context context, krb5_const_principal matching, krb5_const_principal princ); /* * Change a password for an existing Kerberos account. * * @param [in] context Library context * @param [in] creds Credentials for kadmin/changepw service * @param [in] newpw New password * @param [out] result_code Numeric error code from server * @param [out] result_code_string String equivalent to @a result_code * @param [out] result_string Change password response from the KDC * * Change the password for the existing principal identified by @a creds. * * The possible values of the output @a result_code are: * * @li #KRB5_KPASSWD_SUCCESS (0) - success * @li #KRB5_KPASSWD_MALFORMED (1) - Malformed request error * @li #KRB5_KPASSWD_HARDERROR (2) - Server error * @li #KRB5_KPASSWD_AUTHERROR (3) - Authentication error * @li #KRB5_KPASSWD_SOFTERROR (4) - Password change rejected * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_change_password(krb5_context context, krb5_creds creds, const char newpw, int result_code, krb5_data result_code_string, krb5_data result_string); /** * Set a password for a principal using specified credentials. * * @param [in] context Library context * @param [in] creds Credentials for kadmin/changepw service * @param [in] newpw New password * @param [in] change_password_for Change the password for this principal * @param [out] result_code Numeric error code from server * @param [out] result_code_string String equivalent to @a result_code * @param [out] result_string Data returned from the remote system * * This function uses the credentials @a creds to set the password @a newpw for * the principal @a change_password_for. It implements the set password * operation of RFC 3244, for interoperability with Microsoft Windows * implementations. * * @note If @a change_password_for is NULL, the change is performed on the * current principal. If @a change_password_for is non-null, the change is * performed on the principal name passed in @a change_password_for. * * The error code and strings are returned in @a result_code, * @a result_code_string and @a result_string. * * @sa krb5_set_password_using_ccache() * * @retval * 0 Success and result_code is set to #KRB5_KPASSWD_SUCCESS. * @return * Kerberos error codes. / krb5_error_code KRB5_CALLCONV krb5_set_password(krb5_context context, krb5_creds creds, const char newpw, krb5_principal change_password_for, int result_code, krb5_data result_code_string, krb5_data result_string); /** * Set a password for a principal using cached credentials. * * @param [in] context Library context * @param [in] ccache Credential cache * @param [in] newpw New password * @param [in] change_password_for Change the password for this principal * @param [out] result_code Numeric error code from server * @param [out] result_code_string String equivalent to @a result_code * @param [out] result_string Data returned from the remote system * * This function uses the cached credentials from @a ccache to set the password * @a newpw for the principal @a change_password_for. It implements RFC 3244 * set password operation (interoperable with MS Windows implementations) using * the credential cache. * * The error code and strings are returned in @a result_code, * @a result_code_string and @a result_string. * * @note If @a change_password_for is set to NULL, the change is performed on * the default principal in @a ccache. If @a change_password_for is non null, * the change is performed on the specified principal. * * @sa krb5_set_password() * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_set_password_using_ccache(krb5_context context, krb5_ccache ccache, const char newpw, krb5_principal change_password_for, int result_code, krb5_data result_code_string, krb5_data result_string); /* * Get a result message for changing or setting a password. * * @param [in] context Library context * @param [in] server_string Data returned from the remote system * @param [out] message_out A message displayable to the user * * This function processes the @a server_string returned in the @a * result_string parameter of krb5_change_password(), krb5_set_password(), and * related functions, and returns a displayable string. If @a server_string * contains Active Directory structured policy information, it will be * converted into human-readable text. * * Use krb5_free_string() to free @a message_out when it is no longer needed. * * @retval * 0 Success * @return * Kerberos error codes * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_chpw_message(krb5_context context, const krb5_data server_string, char message_out); / * Retrieve configuration profile from the context. * * @param [in] context Library context * @param [out] profile Pointer to data read from a configuration file * * This function creates a new @a profile object that reflects profile * in the supplied @a context. * * The @a profile object may be freed with profile_release() function. * See profile.h and profile API for more details. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_profile(krb5_context context, struct _profile_t * profile); #if KRB5_DEPRECATED /** @deprecated Replaced by krb5_get_init_creds_password()./ KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_password(krb5_context context, krb5_flags options, krb5_address const addrs, krb5_enctype ktypes, krb5_preauthtype pre_auth_types, const char password, krb5_ccache ccache, krb5_creds creds, krb5_kdc_rep ret_as_reply); /* @deprecated Replaced by krb5_get_init_creds(). / KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_skey(krb5_context context, krb5_flags options, krb5_address const addrs, krb5_enctype ktypes, krb5_preauthtype pre_auth_types, const krb5_keyblock key, krb5_ccache ccache, krb5_creds creds, krb5_kdc_rep ret_as_reply); /* @deprecated Replaced by krb5_get_init_creds_keytab(). / KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_keytab(krb5_context context, krb5_flags options, krb5_address const addrs, krb5_enctype ktypes, krb5_preauthtype pre_auth_types, krb5_keytab arg_keytab, krb5_ccache ccache, krb5_creds creds, krb5_kdc_rep *ret_as_reply); #endif / KRB5_DEPRECATED / /* * Parse and decrypt a @c KRB_AP_REQ message. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] inbuf AP-REQ message to be parsed * @param [in] server Matching principal for server, or NULL to * allow any principal in keytab * @param [in] keytab Key table, or NULL to use the default * @param [out] ap_req_options If non-null, the AP-REQ flags on output * @param [out] ticket If non-null, ticket from the AP-REQ message * * This function parses, decrypts and verifies a AP-REQ message from @a inbuf * and stores the authenticator in @a auth_context. * * If a keyblock was specified in @a auth_context using * krb5_auth_con_setuseruserkey(), that key is used to decrypt the ticket in * AP-REQ message and @a keytab is ignored. In this case, @a server should be * specified as a complete principal name to allow for proper transited-path * checking and replay cache selection. * * Otherwise, the decryption key is obtained from @a keytab, or from the * default keytab if it is NULL. In this case, @a server may be a complete * principal name, a matching principal (see krb5_sname_match()), or NULL to * match any principal name. The keys tried against the encrypted part of the * ticket are determined as follows: * * - If @a server is a complete principal name, then its entry in @a keytab is * tried. * - Otherwise, if @a keytab is iterable, then all entries in @a keytab which * match @a server are tried. * - Otherwise, the server principal in the ticket must match @a server, and * its entry in @a keytab is tried. * * The client specified in the decrypted authenticator must match the client * specified in the decrypted ticket. * * If the @a remote_addr field of @a auth_context is set, the request must come * from that address. * * If a replay cache handle is provided in the @a auth_context, the * authenticator and ticket are verified against it. If no conflict is found, * the new authenticator is then stored in the replay cache of @a auth_context. * * Various other checks are performed on the decoded data, including * cross-realm policy, clockskew, and ticket validation times. * * On success the authenticator, subkey, and remote sequence number of the * request are stored in @a auth_context. If the #AP_OPTS_MUTUAL_REQUIRED * bit is set, the local sequence number is XORed with the remote sequence * number in the request. * * Use krb5_free_ticket() to free @a ticket when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_req(krb5_context context, krb5_auth_context auth_context, const krb5_data inbuf, krb5_const_principal server, krb5_keytab keytab, krb5_flags ap_req_options, krb5_ticket ticket); / * Retrieve a service key from a key table. * * @param [in] context Library context * @param [in] keyprocarg Name of a key table (NULL to use default name) * @param [in] principal Service principal * @param [in] vno Key version number (0 for highest available) * @param [in] enctype Encryption type (0 for any type) * @param [out] key Service key from key table * * Open and search the specified key table for the entry identified by @a * principal, @a enctype, and @a vno. If no key is found, return an error code. * * The default key table is used, unless @a keyprocarg is non-null. * @a keyprocarg designates a specific key table. * * Use krb5_free_keyblock() to free @a key when it is no longer needed. * * @retval * 0 Success * @return Kerberos error code if not found or @a keyprocarg is invalid. / krb5_error_code KRB5_CALLCONV krb5_kt_read_service_key(krb5_context context, krb5_pointer keyprocarg, krb5_principal principal, krb5_kvno vno, krb5_enctype enctype, krb5_keyblock key); /* * Format a @c KRB-SAFE message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] userdata User data in the message * @param [out] outbuf Formatted @c KRB-SAFE buffer * @param [out] outdata Replay data. Specify NULL if not needed * * This function creates an integrity protected @c KRB-SAFE message * using data supplied by the application. * * Fields in @a auth_context specify the checksum type, the keyblock that * can be used to seed the checksum, full addresses (host and port) for * the sender and receiver, and @ref KRB5_AUTH_CONTEXT flags. * * The local address in @a auth_context must be set, and is used to form the * sender address used in the KRB-SAFE message. The remote address is * optional; if specified, it will be used to form the receiver address used in * the message. * * If #KRB5_AUTH_CONTEXT_DO_TIME flag is set in the @a auth_context, an entry * describing the message is entered in the replay cache @a * auth_context->rcache which enables the caller to detect if this message is * reflected by an attacker. If #KRB5_AUTH_CONTEXT_DO_TIME is not set, the * replay cache is not used. * * If either #KRB5_AUTH_CONTEXT_DO_SEQUENCE or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE is set, the @a auth_context local sequence * number will be placed in @a outdata as its sequence number. * * @note The @a outdata argument is required if #KRB5_AUTH_CONTEXT_RET_TIME or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE flag is set in the @a auth_context. * * Use krb5_free_data_contents() to free @a outbuf when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_safe(krb5_context context, krb5_auth_context auth_context, const krb5_data userdata, krb5_data outbuf, krb5_replay_data outdata); /** * Format a @c KRB-PRIV message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] userdata User data for @c KRB-PRIV message * @param [out] outbuf Formatted @c KRB-PRIV message * @param [out] outdata Replay cache handle (NULL if not needed) * * This function is similar to krb5_mk_safe(), but the message is encrypted and * integrity-protected, not just integrity-protected. * * The local address in @a auth_context must be set, and is used to form the * sender address used in the KRB-SAFE message. The remote address is * optional; if specified, it will be used to form the receiver address used in * the message. * * @note If the #KRB5_AUTH_CONTEXT_RET_TIME or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE flag is set in @a auth_context, the @a * outdata is required. * * @note The flags from @a auth_context specify whether sequence numbers or * timestamps will be used to identify the message. Valid values are: * * @li #KRB5_AUTH_CONTEXT_DO_TIME - Use timestamps in @a outdata * @li #KRB5_AUTH_CONTEXT_RET_TIME - Copy timestamp to @a outdata. * @li #KRB5_AUTH_CONTEXT_DO_SEQUENCE - Use local sequence numbers from * @a auth_context in replay cache. * @li #KRB5_AUTH_CONTEXT_RET_SEQUENCE - Use local sequence numbers from * @a auth_context as a sequence number * in the encrypted message @a outbuf. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_priv(krb5_context context, krb5_auth_context auth_context, const krb5_data userdata, krb5_data outbuf, krb5_replay_data outdata); /** * Client function for @c sendauth protocol. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] fd File descriptor that describes network socket * @param [in] appl_version Application protocol version to be matched * with the receiver's application version * @param [in] client Client principal * @param [in] server Server principal * @param [in] ap_req_options @ref AP_OPTS options * @param [in] in_data Data to be sent to the server * @param [in] in_creds Input credentials, or NULL to use @a ccache * @param [in] ccache Credential cache * @param [out] error If non-null, contains KRB_ERROR message * returned from server * @param [out] rep_result If non-null and @a ap_req_options is * #AP_OPTS_MUTUAL_REQUIRED, contains the result * of mutual authentication exchange * @param [out] out_creds If non-null, the retrieved credentials * * This function performs the client side of a sendauth/recvauth exchange by * sending and receiving messages over @a fd. * * Credentials may be specified in three ways: * * @li If @a in_creds is NULL, credentials are obtained with * krb5_get_credentials() using the principals @a client and @a server. @a * server must be non-null; @a client may NULL to use the default principal of * @a ccache. * * @li If @a in_creds is non-null, but does not contain a ticket, credentials * for the exchange are obtained with krb5_get_credentials() using @a in_creds. * In this case, the values of @a client and @a server are unused. * * @li If @a in_creds is a complete credentials structure, it used directly. * In this case, the values of @a client, @a server, and @a ccache are unused. * * If the server is using a different application protocol than that specified * in @a appl_version, an error will be returned. * * Use krb5_free_creds() to free @a out_creds, krb5_free_ap_rep_enc_part() to * free @a rep_result, and krb5_free_error() to free @a error when they are no * longer needed. * * @sa krb5_recvauth() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_sendauth(krb5_context context, krb5_auth_context auth_context, krb5_pointer fd, char appl_version, krb5_principal client, krb5_principal server, krb5_flags ap_req_options, krb5_data in_data, krb5_creds in_creds, krb5_ccache ccache, krb5_error error, krb5_ap_rep_enc_part rep_result, krb5_creds out_creds); /* * Server function for @a sendauth protocol. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] fd File descriptor * @param [in] appl_version Application protocol version to be matched * against the client's application version * @param [in] server Server principal (NULL for any in @a keytab) * @param [in] flags Additional specifications * @param [in] keytab Key table containing service keys * @param [out] ticket Ticket (NULL if not needed) * * This function performs the server side of a sendauth/recvauth exchange by * sending and receiving messages over @a fd. * * Use krb5_free_ticket() to free @a ticket when it is no longer needed. * * @sa krb5_sendauth() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_recvauth(krb5_context context, krb5_auth_context auth_context, krb5_pointer fd, char appl_version, krb5_principal server, krb5_int32 flags, krb5_keytab keytab, krb5_ticket ticket); /* * Server function for @a sendauth protocol with version parameter. * * @param [in] context Library context * @param [in,out] auth_context Pre-existing or newly created auth context * @param [in] fd File descriptor * @param [in] server Server principal (NULL for any in @a keytab) * @param [in] flags Additional specifications * @param [in] keytab Decryption key * @param [out] ticket Ticket (NULL if not needed) * @param [out] version sendauth protocol version (NULL if not needed) * * This function is similar to krb5_recvauth() with the additional output * information place into @a version. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_recvauth_version(krb5_context context, krb5_auth_context auth_context, krb5_pointer fd, krb5_principal server, krb5_int32 flags, krb5_keytab keytab, krb5_ticket *ticket, krb5_data version); /** * Format a @c KRB-CRED message for an array of credentials. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] ppcreds Null-terminated array of credentials * @param [out] ppdata Encoded credentials * @param [out] outdata Replay cache information (NULL if not needed) * * This function takes an array of credentials @a ppcreds and formats * a @c KRB-CRED message @a ppdata to pass to krb5_rd_cred(). * * @note If the #KRB5_AUTH_CONTEXT_RET_TIME or #KRB5_AUTH_CONTEXT_RET_SEQUENCE * flag is set in @a auth_context, @a outdata is required. * * The message will be encrypted using the send subkey of @a auth_context if it * is present, or the session key otherwise. * * @retval * 0 Success * @retval * ENOMEM Insufficient memory * @retval * KRB5_RC_REQUIRED Message replay detection requires @a rcache parameter * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_ncred(krb5_context context, krb5_auth_context auth_context, krb5_creds ppcreds, krb5_data ppdata, krb5_replay_data outdata); /** * Format a @c KRB-CRED message for a single set of credentials. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] pcreds Pointer to credentials * @param [out] ppdata Encoded credentials * @param [out] outdata Replay cache data (NULL if not needed) * * This is a convenience function that calls krb5_mk_ncred() with a single set * of credentials. * * @retval * 0 Success * @retval * ENOMEM Insufficient memory * @retval * KRB5_RC_REQUIRED Message replay detection requires @a rcache parameter * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_mk_1cred(krb5_context context, krb5_auth_context auth_context, krb5_creds pcreds, krb5_data *ppdata, krb5_replay_data outdata); /** * Read and validate a @c KRB-CRED message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] pcreddata @c KRB-CRED message * @param [out] pppcreds Null-terminated array of forwarded credentials * @param [out] outdata Replay data (NULL if not needed) * * @note The @a outdata argument is required if #KRB5_AUTH_CONTEXT_RET_TIME or * #KRB5_AUTH_CONTEXT_RET_SEQUENCE flag is set in the @a auth_context.` * * @a pcreddata will be decrypted using the receiving subkey if it is present * in @a auth_context, or the session key if the receiving subkey is not * present or fails to decrypt the message. * * Use krb5_free_tgt_creds() to free @a pppcreds when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_rd_cred(krb5_context context, krb5_auth_context auth_context, krb5_data pcreddata, krb5_creds **pppcreds, krb5_replay_data outdata); /** * Get a forwarded TGT and format a @c KRB-CRED message. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] rhost Remote host * @param [in] client Client principal of TGT * @param [in] server Principal of server to receive TGT * @param [in] cc Credential cache handle (NULL to use default) * @param [in] forwardable Whether TGT should be forwardable * @param [out] outbuf KRB-CRED message * * Get a TGT for use at the remote host @a rhost and format it into a KRB-CRED * message. If @a rhost is NULL and @a server is of type #KRB5_NT_SRV_HST, * the second component of @a server will be used. * * @retval * 0 Success * @retval * ENOMEM Insufficient memory * @retval * KRB5_PRINC_NOMATCH Requested principal and ticket do not match * @retval * KRB5_NO_TKT_SUPPLIED Request did not supply a ticket * @retval * KRB5_CC_BADNAME Credential cache name or principal name malformed * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_fwd_tgt_creds(krb5_context context, krb5_auth_context auth_context, const char rhost, krb5_principal client, krb5_principal server, krb5_ccache cc, int forwardable, krb5_data outbuf); /* * Create and initialize an authentication context. * * @param [in] context Library context * @param [out] auth_context Authentication context * * This function creates an authentication context to hold configuration and * state relevant to krb5 functions for authenticating principals and * protecting messages once authentication has occurred. * * By default, flags for the context are set to enable the use of the replay * cache (#KRB5_AUTH_CONTEXT_DO_TIME), but not sequence numbers. Use * krb5_auth_con_setflags() to change the flags. * * The allocated @a auth_context must be freed with krb5_auth_con_free() when * it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_init(krb5_context context, krb5_auth_context auth_context); /** * Free a krb5_auth_context structure. * * @param [in] context Library context * @param [in] auth_context Authentication context to be freed * * This function frees an auth context allocated by krb5_auth_con_init(). * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_free(krb5_context context, krb5_auth_context auth_context); /* * Set a flags field in a krb5_auth_context structure. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] flags Flags bit mask * * Valid values for @a flags are: * @li #KRB5_AUTH_CONTEXT_DO_TIME Use timestamps * @li #KRB5_AUTH_CONTEXT_RET_TIME Save timestamps * @li #KRB5_AUTH_CONTEXT_DO_SEQUENCE Use sequence numbers * @li #KRB5_AUTH_CONTEXT_RET_SEQUENCE Save sequence numbers * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_setflags(krb5_context context, krb5_auth_context auth_context, krb5_int32 flags); /* * Retrieve flags from a krb5_auth_context structure. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] flags Flags bit mask * * Valid values for @a flags are: * @li #KRB5_AUTH_CONTEXT_DO_TIME Use timestamps * @li #KRB5_AUTH_CONTEXT_RET_TIME Save timestamps * @li #KRB5_AUTH_CONTEXT_DO_SEQUENCE Use sequence numbers * @li #KRB5_AUTH_CONTEXT_RET_SEQUENCE Save sequence numbers * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_getflags(krb5_context context, krb5_auth_context auth_context, krb5_int32 flags); /** * Set a checksum callback in an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] func Checksum callback * @param [in] data Callback argument * * Set a callback to obtain checksum data in krb5_mk_req(). The callback will * be invoked after the subkey and local sequence number are stored in @a * auth_context. * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_set_checksum_func( krb5_context context, krb5_auth_context auth_context, krb5_mk_req_checksum_func func, void data); /** * Get the checksum callback from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] func Checksum callback * @param [out] data Callback argument * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_get_checksum_func( krb5_context context, krb5_auth_context auth_context, krb5_mk_req_checksum_func func, void data); / * Set the local and remote addresses in an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] local_addr Local address * @param [in] remote_addr Remote address * * This function releases the storage assigned to the contents of the local and * remote addresses of @a auth_context and then sets them to @a local_addr and * @a remote_addr respectively. * * @sa krb5_auth_con_genaddrs() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV_WRONG krb5_auth_con_setaddrs(krb5_context context, krb5_auth_context auth_context, krb5_address local_addr, krb5_address remote_addr); /* * Retrieve address fields from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] local_addr Local address (NULL if not needed) * @param [out] remote_addr Remote address (NULL if not needed) * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getaddrs(krb5_context context, krb5_auth_context auth_context, krb5_address local_addr, krb5_address remote_addr); /* * Set local and remote port fields in an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] local_port Local port * @param [in] remote_port Remote port * * This function releases the storage assigned to the contents of the local and * remote ports of @a auth_context and then sets them to @a local_port and @a * remote_port respectively. * * @sa krb5_auth_con_genaddrs() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setports(krb5_context context, krb5_auth_context auth_context, krb5_address local_port, krb5_address remote_port); /* * Set the session key in an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] keyblock User key * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setuseruserkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock keyblock); /** * Retrieve the session key from an auth context as a keyblock. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] keyblock Session key * * This function creates a keyblock containing the session key from @a * auth_context. Use krb5_free_keyblock() to free @a keyblock when it is no * longer needed * * @retval 0 Success. Otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock keyblock); /* * Retrieve the session key from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] key Session key * * This function sets @a key to the session key from @a auth_context. Use * krb5_k_free_key() to release @a key when it is no longer needed. * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_auth_con_getkey_k(krb5_context context, krb5_auth_context auth_context, krb5_key key); /** * Retrieve the send subkey from an auth context as a keyblock. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [out] keyblock Send subkey * * This function creates a keyblock containing the send subkey from @a * auth_context. Use krb5_free_keyblock() to free @a keyblock when it is no * longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getsendsubkey(krb5_context ctx, krb5_auth_context ac, krb5_keyblock keyblock); /* * Retrieve the send subkey from an auth context. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [out] key Send subkey * * This function sets @a key to the send subkey from @a auth_context. Use * krb5_k_free_key() to release @a key when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getsendsubkey_k(krb5_context ctx, krb5_auth_context ac, krb5_key key); /** * Retrieve the receiving subkey from an auth context as a keyblock. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [out] keyblock Receiving subkey * * This function creates a keyblock containing the receiving subkey from @a * auth_context. Use krb5_free_keyblock() to free @a keyblock when it is no * longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getrecvsubkey(krb5_context ctx, krb5_auth_context ac, krb5_keyblock keyblock); /* * Retrieve the receiving subkey from an auth context as a keyblock. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [out] key Receiving subkey * * This function sets @a key to the receiving subkey from @a auth_context. Use * krb5_k_free_key() to release @a key when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getrecvsubkey_k(krb5_context ctx, krb5_auth_context ac, krb5_key key); /** * Set the send subkey in an auth context with a keyblock. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [in] keyblock Send subkey * * This function sets the send subkey in @a ac to a copy of @a keyblock. * * @retval 0 Success. Otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setsendsubkey(krb5_context ctx, krb5_auth_context ac, krb5_keyblock keyblock); /** * Set the send subkey in an auth context. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [out] key Send subkey * * This function sets the send subkey in @a ac to @a key, incrementing its * reference count. * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setsendsubkey_k(krb5_context ctx, krb5_auth_context ac, krb5_key key); /* * Set the receiving subkey in an auth context with a keyblock. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [in] keyblock Receiving subkey * * This function sets the receiving subkey in @a ac to a copy of @a keyblock. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setrecvsubkey(krb5_context ctx, krb5_auth_context ac, krb5_keyblock keyblock); /** * Set the receiving subkey in an auth context. * * @param [in] ctx Library context * @param [in] ac Authentication context * @param [in] key Receiving subkey * * This function sets the receiving subkey in @a ac to @a key, incrementing its * reference count. * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setrecvsubkey_k(krb5_context ctx, krb5_auth_context ac, krb5_key key); #if KRB5_DEPRECATED /* @deprecated Replaced by krb5_auth_con_getsendsubkey(). / KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_auth_con_getlocalsubkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock keyblock); /* @deprecated Replaced by krb5_auth_con_getrecvsubkey(). / KRB5_ATTR_DEPRECATED krb5_error_code KRB5_CALLCONV krb5_auth_con_getremotesubkey(krb5_context context, krb5_auth_context auth_context, krb5_keyblock keyblock); #endif /* * Retrieve the local sequence number from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] seqnumber Local sequence number * * Retrieve the local sequence number from @a auth_context and return it in @a * seqnumber. The #KRB5_AUTH_CONTEXT_DO_SEQUENCE flag must be set in @a * auth_context for this function to be useful. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getlocalseqnumber(krb5_context context, krb5_auth_context auth_context, krb5_int32 seqnumber); /** * Retrieve the remote sequence number from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] seqnumber Remote sequence number * * Retrieve the remote sequence number from @a auth_context and return it in @a * seqnumber. The #KRB5_AUTH_CONTEXT_DO_SEQUENCE flag must be set in @a * auth_context for this function to be useful. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getremoteseqnumber(krb5_context context, krb5_auth_context auth_context, krb5_int32 seqnumber); /** * Cause an auth context to use cipher state. * * @param [in] context Library context * @param [in] auth_context Authentication context * * Prepare @a auth_context to use cipher state when krb5_mk_priv() or * krb5_rd_priv() encrypt or decrypt data. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_initivector(krb5_context context, krb5_auth_context auth_context); /* * Set the replay cache in an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] rcache Replay cache haddle * * This function sets the replay cache in @a auth_context to @a rcache. @a * rcache will be closed when @a auth_context is freed, so the caller should * relinguish that responsibility. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_setrcache(krb5_context context, krb5_auth_context auth_context, krb5_rcache rcache); /* * Retrieve the replay cache from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] rcache Replay cache handle * * This function fetches the replay cache from @a auth_context. The caller * should not close @a rcache. * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV_WRONG krb5_auth_con_getrcache(krb5_context context, krb5_auth_context auth_context, krb5_rcache rcache); /** * Retrieve the authenticator from an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [out] authenticator Authenticator * * Use krb5_free_authenticator() to free @a authenticator when it is no longer * needed. * * @retval 0 Success. Otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_getauthenticator(krb5_context context, krb5_auth_context auth_context, krb5_authenticator authenticator); /* * Set checksum type in an an auth context. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] cksumtype Checksum type * * This function sets the checksum type in @a auth_context to be used by * krb5_mk_req() for the authenticator checksum. * * @retval 0 Success. Otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_set_req_cksumtype(krb5_context context, krb5_auth_context auth_context, krb5_cksumtype cksumtype); #define KRB5_REALM_BRANCH_CHAR '.' / * end "func-proto.h" / / * begin stuff from libos.h / /* * @brief Read a password from keyboard input. * * @param [in] context Library context * @param [in] prompt First user prompt when reading password * @param [in] prompt2 Second user prompt (NULL to prompt only once) * @param [out] return_pwd Returned password * @param [in,out] size_return On input, maximum size of password; on output, * size of password read * * This function reads a password from keyboard input and stores it in @a * return_pwd. @a size_return should be set by the caller to the amount of * storage space available in @a return_pwd; on successful return, it will be * set to the length of the password read. * * @a prompt is printed to the terminal, followed by ": ", and then a password * is read from the keyboard. * * If @a prompt2 is NULL, the password is read only once. Otherwise, @a * prompt2 is printed to the terminal and a second password is read. If the * two passwords entered are not identical, KRB5_LIBOS_BADPWDMATCH is returned. * * Echoing is turned off when the password is read. * * @retval * 0 Success * @return * Error in reading or verifying the password * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_read_password(krb5_context context, const char prompt, const char prompt2, char return_pwd, unsigned int size_return); /* * Convert a principal name to a local name. * * @param [in] context Library context * @param [in] aname Principal name * @param [in] lnsize_in Space available in @a lname * @param [out] lname Local name buffer to be filled in * * If @a aname does not correspond to any local account, KRB5_LNAME_NOTRANS is * returned. If @a lnsize_in is too small for the local name, * KRB5_CONFIG_NOTENUFSPACE is returned. * * Local names, rather than principal names, can be used by programs that * translate to an environment-specific name (for example, a user account * name). * * @retval * 0 Success * @retval * System errors * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_aname_to_localname(krb5_context context, krb5_const_principal aname, int lnsize_in, char lname); /** * Get the Kerberos realm names for a host. * * @param [in] context Library context * @param [in] host Host name (or NULL) * @param [out] realmsp Null-terminated list of realm names * * Fill in @a realmsp with a pointer to a null-terminated list of realm names. * If there are no known realms for the host, a list containing the referral * (empty) realm is returned. * * If @a host is NULL, the local host's realms are determined. * * Use krb5_free_host_realm() to release @a realmsp when it is no longer * needed. * * @retval * 0 Success * @retval * ENOMEM Insufficient memory * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_host_realm(krb5_context context, const char host, char *realmsp); / * * @param [in] context Library context * @param [in] hdata Host name (or NULL) * @param [out] realmsp Null-terminated list of realm names * * Fill in @a realmsp with a pointer to a null-terminated list of realm names * obtained through heuristics or insecure resolution methods which have lower * priority than KDC referrals. * * If @a host is NULL, the local host's realms are determined. * * Use krb5_free_host_realm() to release @a realmsp when it is no longer * needed. / krb5_error_code KRB5_CALLCONV krb5_get_fallback_host_realm(krb5_context context, krb5_data hdata, char *realmsp); / * Free the memory allocated by krb5_get_host_realm(). * * @param [in] context Library context * @param [in] realmlist List of realm names to be released * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_free_host_realm(krb5_context context, char const realmlist); /* * Determine if a principal is authorized to log in as a local user. * * @param [in] context Library context * @param [in] principal Principal name * @param [in] luser Local username * * Determine whether @a principal is authorized to log in as a local user @a * luser. * * @retval * TRUE Principal is authorized to log in as user; FALSE otherwise. / krb5_boolean KRB5_CALLCONV krb5_kuserok(krb5_context context, krb5_principal principal, const char luser); /** * Generate auth context addresses from a connected socket. * * @param [in] context Library context * @param [in] auth_context Authentication context * @param [in] infd Connected socket descriptor * @param [in] flags Flags * * This function sets the local and/or remote addresses in @a auth_context * based on the local and remote endpoints of the socket @a infd. The * following flags determine the operations performed: * * @li #KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR Generate local address. * @li #KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR Generate remote address. * @li #KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR Generate local address and port. * @li #KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR Generate remote address and port. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_auth_con_genaddrs(krb5_context context, krb5_auth_context auth_context, int infd, int flags); /* * Set time offset field in a krb5_context structure. * * @param [in] context Library context * @param [in] seconds Real time, seconds portion * @param [in] microseconds Real time, microseconds portion * * This function sets the time offset in @a context to the difference between * the system time and the real time as determined by @a seconds and @a * microseconds. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_set_real_time(krb5_context context, krb5_timestamp seconds, krb5_int32 microseconds); /* * Return the time offsets from the os context. * * @param [in] context Library context * @param [out] seconds Time offset, seconds portion * @param [out] microseconds Time offset, microseconds portion * * This function returns the time offsets in @a context. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_time_offsets(krb5_context context, krb5_timestamp seconds, krb5_int32 microseconds); / str_conv.c / /* * Convert a string to an encryption type. * * @param [in] string String to convert to an encryption type * @param [out] enctypep Encryption type * * @retval 0 Success; otherwise - EINVAL / krb5_error_code KRB5_CALLCONV krb5_string_to_enctype(char string, krb5_enctype enctypep); /* * Convert a string to a salt type. * * @param [in] string String to convert to an encryption type * @param [out] salttypep Salt type to be filled in * * @retval 0 Success; otherwise - EINVAL / krb5_error_code KRB5_CALLCONV krb5_string_to_salttype(char string, krb5_int32 salttypep); /* * Convert a string to a checksum type. * * @param [in] string String to be converted * @param [out] cksumtypep Checksum type to be filled in * * @retval 0 Success; otherwise - EINVAL / krb5_error_code KRB5_CALLCONV krb5_string_to_cksumtype(char string, krb5_cksumtype cksumtypep); /* * Convert a string to a timestamp. * * @param [in] string String to be converted * @param [out] timestampp Pointer to timestamp * * @retval 0 Success; otherwise - EINVAL / krb5_error_code KRB5_CALLCONV krb5_string_to_timestamp(char string, krb5_timestamp timestampp); /* * Convert a string to a delta time value. * * @param [in] string String to be converted * @param [out] deltatp Delta time to be filled in * * @retval 0 Success; otherwise - KRB5_DELTAT_BADFORMAT / krb5_error_code KRB5_CALLCONV krb5_string_to_deltat(char string, krb5_deltat deltatp); /* * Convert an encryption type to a string. * * @param [in] enctype Encryption type * @param [out] buffer Buffer to hold encryption type string * @param [in] buflen Storage available in @a buffer * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_enctype_to_string(krb5_enctype enctype, char buffer, size_t buflen); /** * Convert an encryption type to a name or alias. * * @param [in] enctype Encryption type * @param [in] shortest Flag * @param [out] buffer Buffer to hold encryption type string * @param [in] buflen Storage available in @a buffer * * If @a shortest is FALSE, this function returns the enctype's canonical name * (like "aes128-cts-hmac-sha1-96"). If @a shortest is TRUE, it return the * enctype's shortest alias (like "aes128-cts"). * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_enctype_to_name(krb5_enctype enctype, krb5_boolean shortest, char buffer, size_t buflen); /** * Convert a salt type to a string. * * @param [in] salttype Salttype to convert * @param [out] buffer Buffer to receive the converted string * @param [in] buflen Storage available in @a buffer * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_salttype_to_string(krb5_int32 salttype, char buffer, size_t buflen); /** * Convert a checksum type to a string. * * @param [in] cksumtype Checksum type * @param [out] buffer Buffer to hold converted checksum type * @param [in] buflen Storage available in @a buffer * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_cksumtype_to_string(krb5_cksumtype cksumtype, char buffer, size_t buflen); /** * Convert a timestamp to a string. * * @param [in] timestamp Timestamp to convert * @param [out] buffer Buffer to hold converted timestamp * @param [in] buflen Storage available in @a buffer * * The string is returned in the locale's appropriate date and time * representation. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_timestamp_to_string(krb5_timestamp timestamp, char buffer, size_t buflen); /** * Convert a timestamp to a string, with optional output padding * * @param [in] timestamp Timestamp to convert * @param [out] buffer Buffer to hold the converted timestamp * @param [in] buflen Length of buffer * @param [in] pad Optional value to pad @a buffer if converted * timestamp does not fill it * * If @a pad is not NULL, @a buffer is padded out to @a buflen - 1 characters * with the value of @a pad. * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_timestamp_to_sfstring(krb5_timestamp timestamp, char buffer, size_t buflen, char pad); /* * Convert a relative time value to a string. * * @param [in] deltat Relative time value to convert * @param [out] buffer Buffer to hold time string * @param [in] buflen Storage available in @a buffer * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_deltat_to_string(krb5_deltat deltat, char buffer, size_t buflen); /* The name of the Kerberos ticket granting service... and its size / #define KRB5_TGS_NAME "krbtgt" #define KRB5_TGS_NAME_SIZE 6 / flags for recvauth / #define KRB5_RECVAUTH_SKIP_VERSION 0x0001 #define KRB5_RECVAUTH_BADAUTHVERS 0x0002 / initial ticket api functions / /* Text for prompt used in prompter callback function. / typedef struct _krb5_prompt { char prompt; /*< The prompt to show to the user / int hidden; /*< Boolean; informative prompt or hidden (e.g. PIN) / krb5_data reply; /< Must be allocated before call to prompt routine / } krb5_prompt; /** Pointer to a prompter callback function. / typedef krb5_error_code (KRB5_CALLCONV krb5_prompter_fct)(krb5_context context, void data, const char name, const char banner, int num_prompts, krb5_prompt prompts[]); /* * Prompt user for password. * * @param [in] context Library context * @param data Unused (callback argument) * @param [in] name Name to output during prompt * @param [in] banner Banner to output during prompt * @param [in] num_prompts Number of prompts in @a prompts * @param [in] prompts Array of prompts and replies * * This function is intended to be used as a prompter callback for * krb5_get_init_creds_password() or krb5_init_creds_init(). * * Writes @a name and @a banner to stdout, each followed by a newline, then * writes each prompt field in the @a prompts array, followed by ": ", and sets * the reply field of the entry to a line of input read from stdin. If the * hidden flag is set for a prompt, then terminal echoing is turned off when * input is read. * * @retval * 0 Success * @return * Kerberos error codes * / krb5_error_code KRB5_CALLCONV krb5_prompter_posix(krb5_context context, void data, const char name, const char banner, int num_prompts, krb5_prompt prompts[]); /** * Long-term password responder question * * This question is asked when the long-term password is needed. It has no * challenge and the response is simply the password string. * * @version New in 1.11 / #define KRB5_RESPONDER_QUESTION_PASSWORD "password" /* * OTP responder question * * The OTP responder question is asked when the KDC indicates that an OTP * value is required in order to complete the authentication. The JSON format * of the challenge is: * * @n { * @n "service": <string (optional)>, * @n "tokenInfo": [ * @n { * @n "flags": <number>, * @n "vendor": <string (optional)>, * @n "challenge": <string (optional)>, * @n "length": <number (optional)>, * @n "format": <number (optional)>, * @n "tokenID": <string (optional)>, * @n "algID": <string (optional)>, * @n }, * @n ... * @n ] * @n } * * The answer to the question MUST be JSON formatted: * * @n { * @n "tokeninfo": <number>, * @n "value": <string (optional)>, * @n "pin": <string (optional)>, * @n } * * For more detail, please see RFC 6560. * * @version New in 1.11 / #define KRB5_RESPONDER_QUESTION_OTP "otp" /* * These format constants identify the format of the token value. / #define KRB5_RESPONDER_OTP_FORMAT_DECIMAL 0 #define KRB5_RESPONDER_OTP_FORMAT_HEXADECIMAL 1 #define KRB5_RESPONDER_OTP_FORMAT_ALPHANUMERIC 2 /* * This flag indicates that the token value MUST be collected. / #define KRB5_RESPONDER_OTP_FLAGS_COLLECT_TOKEN 0x0001 /* * This flag indicates that the PIN value MUST be collected. / #define KRB5_RESPONDER_OTP_FLAGS_COLLECT_PIN 0x0002 /* * This flag indicates that the token is now in re-synchronization mode with * the server. The user is expected to reply with the next code displayed on * the token. / #define KRB5_RESPONDER_OTP_FLAGS_NEXTOTP 0x0004 /* * This flag indicates that the PIN MUST be returned as a separate item. This * flag only takes effect if KRB5_RESPONDER_OTP_FLAGS_COLLECT_PIN is set. If * this flag is not set, the responder may either concatenate PIN + token value * and store it as "value" in the answer or it may return them separately. If * they are returned separately, they will be concatenated internally. / #define KRB5_RESPONDER_OTP_FLAGS_SEPARATE_PIN 0x0008 /* * PKINIT responder question * * The PKINIT responder question is asked when the client needs a password * that's being used to protect key information, and is formatted as a JSON * object. A specific identity's flags value, if not zero, is the bitwise-OR * of one or more of the KRB5_RESPONDER_PKINIT_FLAGS_TOKEN_* flags defined * below, and possibly other flags to be added later. Any resemblance to * similarly-named CKF_* values in the PKCS#11 API should not be depended on. * * @n { * @n identity <string> : flags <number>, * @n ... * @n } * * The answer to the question MUST be JSON formatted: * * @n { * @n identity <string> : password <string>, * @n ... * @n } * * @version New in 1.12 / #define KRB5_RESPONDER_QUESTION_PKINIT "pkinit" /* * This flag indicates that an incorrect PIN was supplied at least once since * the last time the correct PIN was supplied. / #define KRB5_RESPONDER_PKINIT_FLAGS_TOKEN_USER_PIN_COUNT_LOW (1 << 0) /* * This flag indicates that supplying an incorrect PIN will cause the token to * lock itself. / #define KRB5_RESPONDER_PKINIT_FLAGS_TOKEN_USER_PIN_FINAL_TRY (1 << 1) /* * This flag indicates that the user PIN is locked, and you can't log in to the * token with it. / #define KRB5_RESPONDER_PKINIT_FLAGS_TOKEN_USER_PIN_LOCKED (1 << 2) /* * A container for a set of preauthentication questions and answers * * A responder context is supplied by the krb5 authentication system to a @ref * krb5_responder_fn callback. It contains a list of questions and can receive * answers. Questions contained in a responder context can be listed using * krb5_responder_list_questions(), retrieved using * krb5_responder_get_challenge(), or answered using * krb5_responder_set_answer(). The form of a question's challenge and * answer depend on the question name. * * @version New in 1.11 / typedef struct krb5_responder_context_st krb5_responder_context; /** * List the question names contained in the responder context. * * @param [in] ctx Library context * @param [in] rctx Responder context * * Return a pointer to a null-terminated list of question names which are * present in @a rctx. The pointer is an alias, valid only as long as the * lifetime of @a rctx, and should not be modified or freed by the caller. A * question's challenge can be retrieved using krb5_responder_get_challenge() * and answered using krb5_responder_set_answer(). * * @version New in 1.11 / const char const * KRB5_CALLCONV krb5_responder_list_questions(krb5_context ctx, krb5_responder_context rctx); /** * Retrieve the challenge data for a given question in the responder context. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] question Question name * * Return a pointer to a C string containing the challenge for @a question * within @a rctx, or NULL if the question is not present in @a rctx. The * structure of the question depends on the question name, but will always be * printable UTF-8 text. The returned pointer is an alias, valid only as long * as the lifetime of @a rctx, and should not be modified or freed by the * caller. * * @version New in 1.11 / const char KRB5_CALLCONV krb5_responder_get_challenge(krb5_context ctx, krb5_responder_context rctx, const char question); /* * Answer a named question in the responder context. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] question Question name * @param [in] answer The string to set (MUST be printable UTF-8) * * This function supplies an answer to @a question within @a rctx. The * appropriate form of the answer depends on the question name. * * @retval EINVAL @a question is not present within @a rctx * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_responder_set_answer(krb5_context ctx, krb5_responder_context rctx, const char question, const char answer); /* * Responder function for an initial credential exchange. * * @param [in] ctx Library context * @param [in] data Callback data * @param [in] rctx Responder context * * A responder function is like a prompter function, but is used for handling * questions and answers as potentially complex data types. Client * preauthentication modules will insert a set of named "questions" into * the responder context. Each question may optionally contain a challenge. * This challenge is printable UTF-8, but may be an encoded value. The * precise encoding and contents of the challenge are specific to the question * asked. When the responder is called, it should answer all the questions it * understands. Like the challenge, the answer MUST be printable UTF-8, but * may contain structured/encoded data formatted to the expected answer format * of the question. * * If a required question is unanswered, the prompter may be called. / typedef krb5_error_code (KRB5_CALLCONV krb5_responder_fn)(krb5_context ctx, void data, krb5_responder_context rctx); typedef struct _krb5_responder_otp_tokeninfo { krb5_flags flags; krb5_int32 format; / -1 when not specified. / krb5_int32 length; / -1 when not specified. / char vendor; char challenge; char token_id; char alg_id; } krb5_responder_otp_tokeninfo; typedef struct _krb5_responder_otp_challenge { char service; krb5_responder_otp_tokeninfo tokeninfo; } krb5_responder_otp_challenge; / * Decode the KRB5_RESPONDER_QUESTION_OTP to a C struct. * * A convenience function which parses the KRB5_RESPONDER_QUESTION_OTP * question challenge data, making it available in native C. The main feature * of this function is the ability to interact with OTP tokens without parsing * the JSON. * * The returned value must be passed to krb5_responder_otp_challenge_free() to * be freed. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [out] chl Challenge structure * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_responder_otp_get_challenge(krb5_context ctx, krb5_responder_context rctx, krb5_responder_otp_challenge chl); /* * Answer the KRB5_RESPONDER_QUESTION_OTP question. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] ti The index of the tokeninfo selected * @param [in] value The value to set, or NULL for none * @param [in] pin The pin to set, or NULL for none * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_responder_otp_set_answer(krb5_context ctx, krb5_responder_context rctx, size_t ti, const char value, const char pin); /* * Free the value returned by krb5_responder_otp_get_challenge(). * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] chl The challenge to free * * @version New in 1.11 / void KRB5_CALLCONV krb5_responder_otp_challenge_free(krb5_context ctx, krb5_responder_context rctx, krb5_responder_otp_challenge chl); typedef struct _krb5_responder_pkinit_identity { char identity; krb5_int32 token_flags; / 0 when not specified or not applicable. / } krb5_responder_pkinit_identity; typedef struct _krb5_responder_pkinit_challenge { krb5_responder_pkinit_identity identities; } krb5_responder_pkinit_challenge; /* * Decode the KRB5_RESPONDER_QUESTION_PKINIT to a C struct. * * A convenience function which parses the KRB5_RESPONDER_QUESTION_PKINIT * question challenge data, making it available in native C. The main feature * of this function is the ability to read the challenge without parsing * the JSON. * * The returned value must be passed to krb5_responder_pkinit_challenge_free() * to be freed. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [out] chl_out Challenge structure * * @version New in 1.12 / krb5_error_code KRB5_CALLCONV krb5_responder_pkinit_get_challenge(krb5_context ctx, krb5_responder_context rctx, krb5_responder_pkinit_challenge chl_out); /* * Answer the KRB5_RESPONDER_QUESTION_PKINIT question for one identity. * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] identity The identity for which a PIN is being supplied * @param [in] pin The provided PIN, or NULL for none * * @version New in 1.12 / krb5_error_code KRB5_CALLCONV krb5_responder_pkinit_set_answer(krb5_context ctx, krb5_responder_context rctx, const char identity, const char pin); /* * Free the value returned by krb5_responder_pkinit_get_challenge(). * * @param [in] ctx Library context * @param [in] rctx Responder context * @param [in] chl The challenge to free * * @version New in 1.12 / void KRB5_CALLCONV krb5_responder_pkinit_challenge_free(krb5_context ctx, krb5_responder_context rctx, krb5_responder_pkinit_challenge chl); /** Store options for @c _krb5_get_init_creds / typedef struct _krb5_get_init_creds_opt { krb5_flags flags; krb5_deltat tkt_life; krb5_deltat renew_life; int forwardable; int proxiable; krb5_enctype etype_list; int etype_list_length; krb5_address *address_list; krb5_preauthtype preauth_list; int preauth_list_length; krb5_data salt; } krb5_get_init_creds_opt; #define KRB5_GET_INIT_CREDS_OPT_TKT_LIFE 0x0001 #define KRB5_GET_INIT_CREDS_OPT_RENEW_LIFE 0x0002 #define KRB5_GET_INIT_CREDS_OPT_FORWARDABLE 0x0004 #define KRB5_GET_INIT_CREDS_OPT_PROXIABLE 0x0008 #define KRB5_GET_INIT_CREDS_OPT_ETYPE_LIST 0x0010 #define KRB5_GET_INIT_CREDS_OPT_ADDRESS_LIST 0x0020 #define KRB5_GET_INIT_CREDS_OPT_PREAUTH_LIST 0x0040 #define KRB5_GET_INIT_CREDS_OPT_SALT 0x0080 #define KRB5_GET_INIT_CREDS_OPT_CHG_PWD_PRMPT 0x0100 #define KRB5_GET_INIT_CREDS_OPT_CANONICALIZE 0x0200 #define KRB5_GET_INIT_CREDS_OPT_ANONYMOUS 0x0400 /* * Allocate a new initial credential options structure. * * @param [in] context Library context * @param [out] opt New options structure * * This function is the preferred way to create an options structure for * getting initial credentials, and is required to make use of certain options. * Use krb5_get_init_creds_opt_free() to free @a opt when it is no longer * needed. * * @retval 0 - Success; Kerberos errors otherwise. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_alloc(krb5_context context, krb5_get_init_creds_opt opt); /* * Free initial credential options. * * @param [in] context Library context * @param [in] opt Options structure to free * * @sa krb5_get_init_creds_opt_alloc() / void KRB5_CALLCONV krb5_get_init_creds_opt_free(krb5_context context, krb5_get_init_creds_opt opt); /** @deprecated Use krb5_get_init_creds_opt_alloc() instead. / void KRB5_CALLCONV krb5_get_init_creds_opt_init(krb5_get_init_creds_opt opt); /** * Set the ticket lifetime in initial credential options. * * @param [in] opt Options structure * @param [in] tkt_life Ticket lifetime / void KRB5_CALLCONV krb5_get_init_creds_opt_set_tkt_life(krb5_get_init_creds_opt opt, krb5_deltat tkt_life); /** * Set the ticket renewal lifetime in initial credential options. * * @param [in] opt Pointer to @a options field * @param [in] renew_life Ticket renewal lifetime / void KRB5_CALLCONV krb5_get_init_creds_opt_set_renew_life(krb5_get_init_creds_opt opt, krb5_deltat renew_life); /** * Set or unset the forwardable flag in initial credential options. * * @param [in] opt Options structure * @param [in] forwardable Whether credentials should be forwardable / void KRB5_CALLCONV krb5_get_init_creds_opt_set_forwardable(krb5_get_init_creds_opt opt, int forwardable); /** * Set or unset the proxiable flag in initial credential options. * * @param [in] opt Options structure * @param [in] proxiable Whether credentials should be proxiable / void KRB5_CALLCONV krb5_get_init_creds_opt_set_proxiable(krb5_get_init_creds_opt opt, int proxiable); /** * Set or unset the canonicalize flag in initial credential options. * * @param [in] opt Options structure * @param [in] canonicalize Whether to canonicalize client principal / void KRB5_CALLCONV krb5_get_init_creds_opt_set_canonicalize(krb5_get_init_creds_opt opt, int canonicalize); /** * Set or unset the anonymous flag in initial credential options. * * @param [in] opt Options structure * @param [in] anonymous Whether to make an anonymous request * * This function may be used to request anonymous credentials from the KDC by * setting @a anonymous to non-zero. Note that anonymous credentials are only * a request; clients must verify that credentials are anonymous if that is a * requirement. / void KRB5_CALLCONV krb5_get_init_creds_opt_set_anonymous(krb5_get_init_creds_opt opt, int anonymous); /** * Set allowable encryption types in initial credential options. * * @param [in] opt Options structure * @param [in] etype_list Array of encryption types * @param [in] etype_list_length Length of @a etype_list / void KRB5_CALLCONV krb5_get_init_creds_opt_set_etype_list(krb5_get_init_creds_opt opt, krb5_enctype etype_list, int etype_list_length); /* * Set address restrictions in initial credential options. * * @param [in] opt Options structure * @param [in] addresses Null-terminated array of addresses / void KRB5_CALLCONV krb5_get_init_creds_opt_set_address_list(krb5_get_init_creds_opt opt, krb5_address addresses); / * Set preauthentication types in initial credential options. * * @param [in] opt Options structure * @param [in] preauth_list Array of preauthentication types * @param [in] preauth_list_length Length of @a preauth_list * * This function can be used to perform optimistic preauthentication when * getting initial credentials, in combination with * krb5_get_init_creds_opt_set_salt() and krb5_get_init_creds_opt_set_pa(). / void KRB5_CALLCONV krb5_get_init_creds_opt_set_preauth_list(krb5_get_init_creds_opt opt, krb5_preauthtype preauth_list, int preauth_list_length); /* * Set salt for optimistic preauthentication in initial credential options. * * @param [in] opt Options structure * @param [in] salt Salt data * * When getting initial credentials with a password, a salt string it used to * convert the password to a key. Normally this salt is obtained from the * first KDC reply, but when performing optimistic preauthentication, the * client may need to supply the salt string with this function. / void KRB5_CALLCONV krb5_get_init_creds_opt_set_salt(krb5_get_init_creds_opt opt, krb5_data salt); /* * Set or unset change-password-prompt flag in initial credential options. * * @param [in] opt Options structure * @param [in] prompt Whether to prompt to change password * * This flag is on by default. It controls whether * krb5_get_init_creds_password() will react to an expired-password error by * prompting for a new password and attempting to change the old one. / void KRB5_CALLCONV krb5_get_init_creds_opt_set_change_password_prompt(krb5_get_init_creds_opt opt, int prompt); /** Generic preauth option attribute/value pairs / typedef struct _krb5_gic_opt_pa_data { char attr; char value; } krb5_gic_opt_pa_data; /* * Supply options for preauthentication in initial credential options. * * @param [in] context Library context * @param [in] opt Options structure * @param [in] attr Preauthentication option name * @param [in] value Preauthentication option value * * This function allows the caller to supply options for preauthentication. * The values of @a attr and @a value are supplied to each preauthentication * module available within @a context. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_pa(krb5_context context, krb5_get_init_creds_opt opt, const char attr, const char value); /** * Set location of FAST armor ccache in initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [in] fast_ccache_name Credential cache name * * Sets the location of a credential cache containing an armor ticket to * protect an initial credential exchange using the FAST protocol extension. * * In version 1.7, setting an armor ccache requires that FAST be used for the * exchange. In version 1.8 or later, setting the armor ccache causes FAST to * be used if the KDC supports it; krb5_get_init_creds_opt_set_fast_flags() * must be used to require that FAST be used. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_fast_ccache_name(krb5_context context, krb5_get_init_creds_opt opt, const char fast_ccache_name); /* * Set FAST armor cache in initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [in] ccache Credential cache handle * * This function is similar to krb5_get_init_creds_opt_set_fast_ccache_name(), * but uses a credential cache handle instead of a name. * * @version New in 1.9 / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_fast_ccache(krb5_context context, krb5_get_init_creds_opt opt, krb5_ccache ccache); /** * Set an input credential cache in initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [in] ccache Credential cache handle * * If an input credential cache is set, then the krb5_get_init_creds family of * APIs will read settings from it. Setting an input ccache is desirable when * the application wishes to perform authentication in the same way (using the * same preauthentication mechanisms, and making the same non-security- * sensitive choices) as the previous authentication attempt, which stored * information in the passed-in ccache. * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_in_ccache(krb5_context context, krb5_get_init_creds_opt opt, krb5_ccache ccache); /** * Set an output credential cache in initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [in] ccache Credential cache handle * * If an output credential cache is set, then the krb5_get_init_creds family of * APIs will write credentials to it. Setting an output ccache is desirable * both because it simplifies calling code and because it permits the * krb5_get_init_creds APIs to write out configuration information about the * realm to the ccache. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_out_ccache(krb5_context context, krb5_get_init_creds_opt opt, krb5_ccache ccache); /** * @brief Ask the KDC to include or not include a PAC in the ticket * * @param [in] context Library context * @param [in] opt Options structure * @param [in] req_pac Whether to request a PAC or not * * If this option is set, the AS request will include a PAC-REQUEST pa-data * item explicitly asking the KDC to either include or not include a privilege * attribute certificate in the ticket authorization data. By default, no * request is made; typically the KDC will default to including a PAC if it * supports them. * * @version New in 1.15 / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_pac_request(krb5_context context, krb5_get_init_creds_opt opt, krb5_boolean req_pac); /** * Set FAST flags in initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [in] flags FAST flags * * The following flag values are valid: * @li #KRB5_FAST_REQUIRED - Require FAST to be used * * @retval * 0 - Success; Kerberos errors otherwise. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_fast_flags(krb5_context context, krb5_get_init_creds_opt opt, krb5_flags flags); /** * Retrieve FAST flags from initial credential options. * * @param [in] context Library context * @param [in] opt Options * @param [out] out_flags FAST flags * * @retval * 0 - Success; Kerberos errors otherwise. / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_get_fast_flags(krb5_context context, krb5_get_init_creds_opt opt, krb5_flags out_flags); / Fast flags/ #define KRB5_FAST_REQUIRED 0x0001 /< Require KDC to support FAST/ typedef void (KRB5_CALLCONV krb5_expire_callback_func)(krb5_context context, void data, krb5_timestamp password_expiration, krb5_timestamp account_expiration, krb5_boolean is_last_req); /** * Set an expiration callback in initial credential options. * * @param [in] context Library context * @param [in] opt Options structure * @param [in] cb Callback function * @param [in] data Callback argument * * Set a callback to receive password and account expiration times. * * This option only applies to krb5_get_init_creds_password(). @a cb will be * invoked if and only if credentials are successfully acquired. The callback * will receive the @a context from the krb5_get_init_creds_password() call and * the @a data argument supplied with this API. The remaining arguments should * be interpreted as follows: * * If @a is_last_req is true, then the KDC reply contained last-req entries * which unambiguously indicated the password expiration, account expiration, * or both. (If either value was not present, the corresponding argument will * be 0.) Furthermore, a non-zero @a password_expiration should be taken as a * suggestion from the KDC that a warning be displayed. * * If @a is_last_req is false, then @a account_expiration will be 0 and @a * password_expiration will contain the expiration time of either the password * or account, or 0 if no expiration time was indicated in the KDC reply. The * callback should independently decide whether to display a password * expiration warning. * * Note that @a cb may be invoked even if credentials are being acquired for * the kadmin/changepw service in order to change the password. It is the * caller's responsibility to avoid displaying a password expiry warning in * this case. * * @warning Setting an expire callback with this API will cause * krb5_get_init_creds_password() not to send password expiry warnings to the * prompter, as it ordinarily may. * * @version New in 1.9 / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_expire_callback(krb5_context context, krb5_get_init_creds_opt opt, krb5_expire_callback_func cb, void data); /* * Set the responder function in initial credential options. * * @param [in] context Library context * @param [in] opt Options structure * @param [in] responder Responder function * @param [in] data Responder data argument * * @version New in 1.11 / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_opt_set_responder(krb5_context context, krb5_get_init_creds_opt opt, krb5_responder_fn responder, void data); /* * Get initial credentials using a password. * * @param [in] context Library context * @param [out] creds New credentials * @param [in] client Client principal * @param [in] password Password (or NULL) * @param [in] prompter Prompter function * @param [in] data Prompter callback data * @param [in] start_time Time when ticket becomes valid (0 for now) * @param [in] in_tkt_service Service name of initial credentials (or NULL) * @param [in] k5_gic_options Initial credential options * * This function requests KDC for an initial credentials for @a client using @a * password. If @a password is NULL, a password will be prompted for using @a * prompter if necessary. If @a in_tkt_service is specified, it is parsed as a * principal name (with the realm ignored) and used as the service principal * for the request; otherwise the ticket-granting service is used. * * @sa krb5_verify_init_creds() * * @retval * 0 Success * @retval * EINVAL Invalid argument * @retval * KRB5_KDC_UNREACH Cannot contact any KDC for requested realm * @retval * KRB5_PREAUTH_FAILED Generic Pre-athentication failure * @retval * KRB5_LIBOS_PWDINTR Password read interrupted * @retval * KRB5_REALM_CANT_RESOLVE Cannot resolve network address for KDC in requested realm * @retval * KRB5KDC_ERR_KEY_EXP Password has expired * @retval * KRB5_LIBOS_BADPWDMATCH Password mismatch * @retval * KRB5_CHPW_PWDNULL New password cannot be zero length * @retval * KRB5_CHPW_FAIL Password change failed * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_password(krb5_context context, krb5_creds creds, krb5_principal client, const char password, krb5_prompter_fct prompter, void data, krb5_deltat start_time, const char in_tkt_service, krb5_get_init_creds_opt k5_gic_options); /** * Retrieve enctype, salt and s2kparams from KDC * * @param [in] context Library context * @param [in] principal Principal whose information is requested * @param [in] opt Initial credential options * @param [out] enctype_out The enctype chosen by KDC * @param [out] salt_out Salt returned from KDC * @param [out] s2kparams_out String-to-key parameters returned from KDC * * Send an initial ticket request for @a principal and extract the encryption * type, salt type, and string-to-key parameters from the KDC response. If the * KDC provides no etype-info, set @a enctype_out to @c ENCTYPE_NULL and set @a * salt_out and @a s2kparams_out to empty. If the KDC etype-info provides no * salt, compute the default salt and place it in @a salt_out. If the KDC * etype-info provides no string-to-key parameters, set @a s2kparams_out to * empty. * * @a opt may be used to specify options which affect the initial request, such * as request encryption types or a FAST armor cache (see * krb5_get_init_creds_opt_set_etype_list() and * krb5_get_init_creds_opt_set_fast_ccache_name()). * * Use krb5_free_data_contents() to free @a salt_out and @a s2kparams_out when * they are no longer needed. * * @version New in 1.17 * * @retval 0 Success * @return A Kerberos error code / krb5_error_code KRB5_CALLCONV krb5_get_etype_info(krb5_context context, krb5_principal principal, krb5_get_init_creds_opt opt, krb5_enctype enctype_out, krb5_data salt_out, krb5_data s2kparams_out); struct _krb5_init_creds_context; typedef struct _krb5_init_creds_context krb5_init_creds_context; #define KRB5_INIT_CREDS_STEP_FLAG_CONTINUE 0x1 /*< More responses needed / /** * Free an initial credentials context. * * @param [in] context Library context * @param [in] ctx Initial credentials context * * @a context must be the same as the one passed to krb5_init_creds_init() for * this initial credentials context. / void KRB5_CALLCONV krb5_init_creds_free(krb5_context context, krb5_init_creds_context ctx); /* * Acquire credentials using an initial credentials context. * * @param [in] context Library context * @param [in] ctx Initial credentials context * * This function synchronously obtains credentials using a context created by * krb5_init_creds_init(). On successful return, the credentials can be * retrieved with krb5_init_creds_get_creds(). * * @a context must be the same as the one passed to krb5_init_creds_init() for * this initial credentials context. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_get(krb5_context context, krb5_init_creds_context ctx); /* * Retrieve acquired credentials from an initial credentials context. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [out] creds Acquired credentials * * This function copies the acquired initial credentials from @a ctx into @a * creds, after the successful completion of krb5_init_creds_get() or * krb5_init_creds_step(). Use krb5_free_cred_contents() to free @a creds when * it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_get_creds(krb5_context context, krb5_init_creds_context ctx, krb5_creds creds); /** * Get the last error from KDC from an initial credentials context. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [out] error Error from KDC, or NULL if none was received * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_get_error(krb5_context context, krb5_init_creds_context ctx, krb5_error error); /* * Create a context for acquiring initial credentials. * * @param [in] context Library context * @param [in] client Client principal to get initial creds for * @param [in] prompter Prompter callback * @param [in] data Prompter callback argument * @param [in] start_time Time when credentials become valid (0 for now) * @param [in] options Options structure (NULL for default) * @param [out] ctx New initial credentials context * * This function creates a new context for acquiring initial credentials. Use * krb5_init_creds_free() to free @a ctx when it is no longer needed. * * Any subsequent calls to krb5_init_creds_step(), krb5_init_creds_get(), or * krb5_init_creds_free() for this initial credentials context must use the * same @a context argument as the one passed to this function. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_init(krb5_context context, krb5_principal client, krb5_prompter_fct prompter, void data, krb5_deltat start_time, krb5_get_init_creds_opt options, krb5_init_creds_context ctx); /** * Specify a keytab to use for acquiring initial credentials. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [in] keytab Key table handle * * This function supplies a keytab containing the client key for an initial * credentials request. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_set_keytab(krb5_context context, krb5_init_creds_context ctx, krb5_keytab keytab); /* * Get the next KDC request for acquiring initial credentials. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [in] in KDC response (empty on the first call) * @param [out] out Next KDC request * @param [out] realm Realm for next KDC request * @param [out] flags Output flags * * This function constructs the next KDC request in an initial credential * exchange, allowing the caller to control the transport of KDC requests and * replies. On the first call, @a in should be set to an empty buffer; on * subsequent calls, it should be set to the KDC's reply to the previous * request. * * If more requests are needed, @a flags will be set to * #KRB5_INIT_CREDS_STEP_FLAG_CONTINUE and the next request will be placed in * @a out. If no more requests are needed, @a flags will not contain * #KRB5_INIT_CREDS_STEP_FLAG_CONTINUE and @a out will be empty. * * If this function returns @c KRB5KRB_ERR_RESPONSE_TOO_BIG, the caller should * transmit the next request using TCP rather than UDP. If this function * returns any other error, the initial credential exchange has failed. * * @a context must be the same as the one passed to krb5_init_creds_init() for * this initial credentials context. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_step(krb5_context context, krb5_init_creds_context ctx, krb5_data in, krb5_data out, krb5_data realm, unsigned int flags); /* * Set a password for acquiring initial credentials. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [in] password Password * * This function supplies a password to be used to construct the client key for * an initial credentials request. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_set_password(krb5_context context, krb5_init_creds_context ctx, const char password); /** * Specify a service principal for acquiring initial credentials. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [in] service Service principal string * * This function supplies a service principal string to acquire initial * credentials for instead of the default krbtgt service. @a service is parsed * as a principal name; any realm part is ignored. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_set_service(krb5_context context, krb5_init_creds_context ctx, const char service); /** * Retrieve ticket times from an initial credentials context. * * @param [in] context Library context * @param [in] ctx Initial credentials context * @param [out] times Ticket times for acquired credentials * * The initial credentials context must have completed obtaining credentials * via either krb5_init_creds_get() or krb5_init_creds_step(). * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_init_creds_get_times(krb5_context context, krb5_init_creds_context ctx, krb5_ticket_times times); struct _krb5_tkt_creds_context; typedef struct _krb5_tkt_creds_context krb5_tkt_creds_context; /* * Create a context to get credentials from a KDC's Ticket Granting Service. * * @param[in] context Library context * @param[in] ccache Credential cache handle * @param[in] creds Input credentials * @param[in] options @ref KRB5_GC options for this request. * @param[out] ctx New TGS request context * * This function prepares to obtain credentials matching @a creds, either by * retrieving them from @a ccache or by making requests to ticket-granting * services beginning with a ticket-granting ticket for the client principal's * realm. * * The resulting TGS acquisition context can be used asynchronously with * krb5_tkt_creds_step() or synchronously with krb5_tkt_creds_get(). See also * krb5_get_credentials() for synchronous use. * * Use krb5_tkt_creds_free() to free @a ctx when it is no longer needed. * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_tkt_creds_init(krb5_context context, krb5_ccache ccache, krb5_creds creds, krb5_flags options, krb5_tkt_creds_context ctx); /* * Synchronously obtain credentials using a TGS request context. * * @param[in] context Library context * @param[in] ctx TGS request context * * This function synchronously obtains credentials using a context created by * krb5_tkt_creds_init(). On successful return, the credentials can be * retrieved with krb5_tkt_creds_get_creds(). * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_tkt_creds_get(krb5_context context, krb5_tkt_creds_context ctx); /* * Retrieve acquired credentials from a TGS request context. * * @param[in] context Library context * @param[in] ctx TGS request context * @param[out] creds Acquired credentials * * This function copies the acquired initial credentials from @a ctx into @a * creds, after the successful completion of krb5_tkt_creds_get() or * krb5_tkt_creds_step(). Use krb5_free_cred_contents() to free @a creds when * it is no longer needed. * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_tkt_creds_get_creds(krb5_context context, krb5_tkt_creds_context ctx, krb5_creds creds); /** * Free a TGS request context. * * @param[in] context Library context * @param[in] ctx TGS request context * * @version New in 1.9 / void KRB5_CALLCONV krb5_tkt_creds_free(krb5_context context, krb5_tkt_creds_context ctx); #define KRB5_TKT_CREDS_STEP_FLAG_CONTINUE 0x1 /< More responses needed / /** * Get the next KDC request in a TGS exchange. * * @param[in] context Library context * @param[in] ctx TGS request context * @param[in] in KDC response (empty on the first call) * @param[out] out Next KDC request * @param[out] realm Realm for next KDC request * @param[out] flags Output flags * * This function constructs the next KDC request for a TGS exchange, allowing * the caller to control the transport of KDC requests and replies. On the * first call, @a in should be set to an empty buffer; on subsequent calls, it * should be set to the KDC's reply to the previous request. * * If more requests are needed, @a flags will be set to * #KRB5_TKT_CREDS_STEP_FLAG_CONTINUE and the next request will be placed in @a * out. If no more requests are needed, @a flags will not contain * #KRB5_TKT_CREDS_STEP_FLAG_CONTINUE and @a out will be empty. * * If this function returns @c KRB5KRB_ERR_RESPONSE_TOO_BIG, the caller should * transmit the next request using TCP rather than UDP. If this function * returns any other error, the TGS exchange has failed. * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_tkt_creds_step(krb5_context context, krb5_tkt_creds_context ctx, krb5_data in, krb5_data out, krb5_data realm, unsigned int flags); /* * Retrieve ticket times from a TGS request context. * * @param[in] context Library context * @param[in] ctx TGS request context * @param[out] times Ticket times for acquired credentials * * The TGS request context must have completed obtaining credentials via either * krb5_tkt_creds_get() or krb5_tkt_creds_step(). * * @version New in 1.9 * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_tkt_creds_get_times(krb5_context context, krb5_tkt_creds_context ctx, krb5_ticket_times times); /** * Get initial credentials using a key table. * * @param [in] context Library context * @param [out] creds New credentials * @param [in] client Client principal * @param [in] arg_keytab Key table handle * @param [in] start_time Time when ticket becomes valid (0 for now) * @param [in] in_tkt_service Service name of initial credentials (or NULL) * @param [in] k5_gic_options Initial credential options * * This function requests KDC for an initial credentials for @a client using a * client key stored in @a arg_keytab. If @a in_tkt_service is specified, it * is parsed as a principal name (with the realm ignored) and used as the * service principal for the request; otherwise the ticket-granting service is * used. * * @sa krb5_verify_init_creds() * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_init_creds_keytab(krb5_context context, krb5_creds creds, krb5_principal client, krb5_keytab arg_keytab, krb5_deltat start_time, const char in_tkt_service, krb5_get_init_creds_opt k5_gic_options); typedef struct _krb5_verify_init_creds_opt { krb5_flags flags; int ap_req_nofail; /*< boolean / } krb5_verify_init_creds_opt; #define KRB5_VERIFY_INIT_CREDS_OPT_AP_REQ_NOFAIL 0x0001 /** * Initialize a credential verification options structure. * * @param [in] k5_vic_options Verification options structure / void KRB5_CALLCONV krb5_verify_init_creds_opt_init(krb5_verify_init_creds_opt k5_vic_options); /** * Set whether credential verification is required. * * @param [in] k5_vic_options Verification options structure * @param [in] ap_req_nofail Whether to require successful verification * * This function determines how krb5_verify_init_creds() behaves if no keytab * information is available. If @a ap_req_nofail is @c FALSE, verification * will be skipped in this case and krb5_verify_init_creds() will return * successfully. If @a ap_req_nofail is @c TRUE, krb5_verify_init_creds() will * not return successfully unless verification can be performed. * * If this function is not used, the behavior of krb5_verify_init_creds() is * determined through configuration. / void KRB5_CALLCONV krb5_verify_init_creds_opt_set_ap_req_nofail(krb5_verify_init_creds_opt k5_vic_options, int ap_req_nofail); /** * Verify initial credentials against a keytab. * * @param [in] context Library context * @param [in] creds Initial credentials to be verified * @param [in] server Server principal (or NULL) * @param [in] keytab Key table (NULL to use default keytab) * @param [in] ccache Credential cache for fetched creds (or NULL) * @param [in] options Verification options (NULL for default options) * * This function attempts to verify that @a creds were obtained from a KDC with * knowledge of a key in @a keytab, or the default keytab if @a keytab is NULL. * If @a server is provided, the highest-kvno key entry for that principal name * is used to verify the credentials; otherwise, all unique "host" service * principals in the keytab are tried. * * If the specified keytab does not exist, or is empty, or cannot be read, or * does not contain an entry for @a server, then credential verification may be * skipped unless configuration demands that it succeed. The caller can * control this behavior by providing a verification options structure; see * krb5_verify_init_creds_opt_init() and * krb5_verify_init_creds_opt_set_ap_req_nofail(). * * If @a ccache is NULL, any additional credentials fetched during the * verification process will be destroyed. If @a ccache points to NULL, a * memory ccache will be created for the additional credentials and returned in * @a ccache. If @a ccache points to a valid credential cache handle, the * additional credentials will be stored in that cache. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_verify_init_creds(krb5_context context, krb5_creds creds, krb5_principal server, krb5_keytab keytab, krb5_ccache ccache, krb5_verify_init_creds_opt options); /** * Get validated credentials from the KDC. * * @param [in] context Library context * @param [out] creds Validated credentials * @param [in] client Client principal name * @param [in] ccache Credential cache * @param [in] in_tkt_service Server principal string (or NULL) * * This function gets a validated credential using a postdated credential from * @a ccache. If @a in_tkt_service is specified, it is parsed (with the realm * part ignored) and used as the server principal of the credential; * otherwise, the ticket-granting service is used. * * If successful, the validated credential is placed in @a creds. * * @sa krb5_get_renewed_creds() * * @retval * 0 Success * @retval * KRB5_NO_2ND_TKT Request missing second ticket * @retval * KRB5_NO_TKT_SUPPLIED Request did not supply a ticket * @retval * KRB5_PRINC_NOMATCH Requested principal and ticket do not match * @retval * KRB5_KDCREP_MODIFIED KDC reply did not match expectations * @retval * KRB5_KDCREP_SKEW Clock skew too great in KDC reply * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_validated_creds(krb5_context context, krb5_creds creds, krb5_principal client, krb5_ccache ccache, const char in_tkt_service); /* * Get renewed credential from KDC using an existing credential. * * @param [in] context Library context * @param [out] creds Renewed credentials * @param [in] client Client principal name * @param [in] ccache Credential cache * @param [in] in_tkt_service Server principal string (or NULL) * * This function gets a renewed credential using an existing one from @a * ccache. If @a in_tkt_service is specified, it is parsed (with the realm * part ignored) and used as the server principal of the credential; otherwise, * the ticket-granting service is used. * * If successful, the renewed credential is placed in @a creds. * * @retval * 0 Success * @return * Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_get_renewed_creds(krb5_context context, krb5_creds creds, krb5_principal client, krb5_ccache ccache, const char in_tkt_service); /* * Decode an ASN.1-formatted ticket. * * @param [in] code ASN.1-formatted ticket * @param [out] rep Decoded ticket information * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_decode_ticket(const krb5_data code, krb5_ticket rep); / * Retrieve a string value from the appdefaults section of krb5.conf. * * @param [in] context Library context * @param [in] appname Application name * @param [in] realm Realm name * @param [in] option Option to be checked * @param [in] default_value Default value to return if no match is found * @param [out] ret_value String value of @a option * * This function gets the application defaults for @a option based on the given * @a appname and/or @a realm. * * @sa krb5_appdefault_boolean() / void KRB5_CALLCONV krb5_appdefault_string(krb5_context context, const char appname, const krb5_data realm, const char option, const char default_value, char * ret_value); /** * Retrieve a boolean value from the appdefaults section of krb5.conf. * * @param [in] context Library context * @param [in] appname Application name * @param [in] realm Realm name * @param [in] option Option to be checked * @param [in] default_value Default value to return if no match is found * @param [out] ret_value Boolean value of @a option * * This function gets the application defaults for @a option based on the given * @a appname and/or @a realm. * * @sa krb5_appdefault_string() / void KRB5_CALLCONV krb5_appdefault_boolean(krb5_context context, const char appname, const krb5_data realm, const char option, int default_value, int ret_value); / * Prompter enhancements / /* Prompt for password / #define KRB5_PROMPT_TYPE_PASSWORD 0x1 /* Prompt for new password (during password change) / #define KRB5_PROMPT_TYPE_NEW_PASSWORD 0x2 /* Prompt for new password again / #define KRB5_PROMPT_TYPE_NEW_PASSWORD_AGAIN 0x3 /* Prompt for preauthentication data (such as an OTP value) / #define KRB5_PROMPT_TYPE_PREAUTH 0x4 typedef krb5_int32 krb5_prompt_type; /* * Get prompt types array from a context. * * @param [in] context Library context * * @return * Pointer to an array of prompt types corresponding to the prompter's @a * prompts arguments. Each type has one of the following values: * @li #KRB5_PROMPT_TYPE_PASSWORD * @li #KRB5_PROMPT_TYPE_NEW_PASSWORD * @li #KRB5_PROMPT_TYPE_NEW_PASSWORD_AGAIN * @li #KRB5_PROMPT_TYPE_PREAUTH / krb5_prompt_type KRB5_CALLCONV krb5_get_prompt_types(krb5_context context); /* Error reporting / /* * Set an extended error message for an error code. * * @param [in] ctx Library context * @param [in] code Error code * @param [in] fmt Error string for the error code * @param [in] ... printf(3) style parameters / void KRB5_CALLCONV_C krb5_set_error_message(krb5_context ctx, krb5_error_code code, const char fmt, ...) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 3, 4))) #endif ; /** * Set an extended error message for an error code using a va_list. * * @param [in] ctx Library context * @param [in] code Error code * @param [in] fmt Error string for the error code * @param [in] args List of vprintf(3) style arguments / void KRB5_CALLCONV krb5_vset_error_message(krb5_context ctx, krb5_error_code code, const char fmt, va_list args) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 3, 0))) #endif ; /** * Add a prefix to the message for an error code. * * @param [in] ctx Library context * @param [in] code Error code * @param [in] fmt Format string for error message prefix * @param [in] ... printf(3) style parameters * * Format a message and prepend it to the current message for @a code. The * prefix will be separated from the old message with a colon and space. / void KRB5_CALLCONV_C krb5_prepend_error_message(krb5_context ctx, krb5_error_code code, const char fmt, ...) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 3, 4))) #endif ; /** * Add a prefix to the message for an error code using a va_list. * * @param [in] ctx Library context * @param [in] code Error code * @param [in] fmt Format string for error message prefix * @param [in] args List of vprintf(3) style arguments * * This function is similar to krb5_prepend_error_message(), but uses a * va_list instead of variadic arguments. / void KRB5_CALLCONV krb5_vprepend_error_message(krb5_context ctx, krb5_error_code code, const char fmt, va_list args) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 3, 0))) #endif ; /** * Add a prefix to a different error code's message. * * @param [in] ctx Library context * @param [in] old_code Previous error code * @param [in] code Error code * @param [in] fmt Format string for error message prefix * @param [in] ... printf(3) style parameters * * Format a message and prepend it to the message for @a old_code. The prefix * will be separated from the old message with a colon and space. Set the * resulting message as the extended error message for @a code. / void KRB5_CALLCONV_C krb5_wrap_error_message(krb5_context ctx, krb5_error_code old_code, krb5_error_code code, const char fmt, ...) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 4, 5))) #endif ; /** * Add a prefix to a different error code's message using a va_list. * * @param [in] ctx Library context * @param [in] old_code Previous error code * @param [in] code Error code * @param [in] fmt Format string for error message prefix * @param [in] args List of vprintf(3) style arguments * * This function is similar to krb5_wrap_error_message(), but uses a * va_list instead of variadic arguments. / void KRB5_CALLCONV krb5_vwrap_error_message(krb5_context ctx, krb5_error_code old_code, krb5_error_code code, const char fmt, va_list args) #if !defined(__cplusplus) && (__GNUC__ > 2) __attribute__((__format__(__printf__, 4, 0))) #endif ; /** * Copy the most recent extended error message from one context to another. * * @param [in] dest_ctx Library context to copy message to * @param [in] src_ctx Library context with current message / void KRB5_CALLCONV krb5_copy_error_message(krb5_context dest_ctx, krb5_context src_ctx); /* * Get the (possibly extended) error message for a code. * * @param [in] ctx Library context * @param [in] code Error code * * The behavior of krb5_get_error_message() is only defined the first time it * is called after a failed call to a krb5 function using the same context, and * only when the error code passed in is the same as that returned by the krb5 * function. * * This function never returns NULL, so its result may be used unconditionally * as a C string. * * The string returned by this function must be freed using * krb5_free_error_message() * * @note Future versions may return the same string for the second * and following calls. / const char KRB5_CALLCONV krb5_get_error_message(krb5_context ctx, krb5_error_code code); /** * Free an error message generated by krb5_get_error_message(). * * @param [in] ctx Library context * @param [in] msg Pointer to error message / void KRB5_CALLCONV krb5_free_error_message(krb5_context ctx, const char msg); /** * Clear the extended error message in a context. * * @param [in] ctx Library context * * This function unsets the extended error message in a context, to ensure that * it is not mistakenly applied to another occurrence of the same error code. / void KRB5_CALLCONV krb5_clear_error_message(krb5_context ctx); /* * Unwrap authorization data. * * @param [in] context Library context * @param [in] type @ref KRB5_AUTHDATA type of @a container * @param [in] container Authorization data to be decoded * @param [out] authdata List of decoded authorization data * * @sa krb5_encode_authdata_container() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_decode_authdata_container(krb5_context context, krb5_authdatatype type, const krb5_authdata container, krb5_authdata *authdata); / * Wrap authorization data in a container. * * @param [in] context Library context * @param [in] type @ref KRB5_AUTHDATA type of @a container * @param [in] authdata List of authorization data to be encoded * @param [out] container List of encoded authorization data * * The result is returned in @a container as a single-element list. * * @sa krb5_decode_authdata_container() * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_encode_authdata_container(krb5_context context, krb5_authdatatype type, krb5_authdata constauthdata, krb5_authdata *container); / * AD-KDCIssued / /* * Encode and sign AD-KDCIssued authorization data. * * @param [in] context Library context * @param [in] key Session key * @param [in] issuer The name of the issuing principal * @param [in] authdata List of authorization data to be signed * @param [out] ad_kdcissued List containing AD-KDCIssued authdata * * This function wraps a list of authorization data entries @a authdata in an * AD-KDCIssued container (see RFC 4120 section 5.2.6.2) signed with @a key. * The result is returned in @a ad_kdcissued as a single-element list. / krb5_error_code KRB5_CALLCONV krb5_make_authdata_kdc_issued(krb5_context context, const krb5_keyblock key, krb5_const_principal issuer, krb5_authdata const authdata, krb5_authdata *ad_kdcissued); / * Unwrap and verify AD-KDCIssued authorization data. * * @param [in] context Library context * @param [in] key Session key * @param [in] ad_kdcissued AD-KDCIssued authorization data to be unwrapped * @param [out] issuer Name of issuing principal (or NULL) * @param [out] authdata Unwrapped list of authorization data * * This function unwraps an AD-KDCIssued authdatum (see RFC 4120 section * 5.2.6.2) and verifies its signature against @a key. The issuer field of the * authdatum element is returned in @a issuer, and the unwrapped list of * authdata is returned in @a authdata. / krb5_error_code KRB5_CALLCONV krb5_verify_authdata_kdc_issued(krb5_context context, const krb5_keyblock key, const krb5_authdata ad_kdcissued, krb5_principal issuer, krb5_authdata **authdata); / * Windows PAC / / Microsoft defined types of data / #define KRB5_PAC_LOGON_INFO 1 /< Logon information / #define KRB5_PAC_CREDENTIALS_INFO 2 /*< Credentials information / #define KRB5_PAC_SERVER_CHECKSUM 6 /*< Server checksum / #define KRB5_PAC_PRIVSVR_CHECKSUM 7 /*< KDC checksum / #define KRB5_PAC_CLIENT_INFO 10 /*< Client name and ticket info / #define KRB5_PAC_DELEGATION_INFO 11 /*< Constrained delegation info / #define KRB5_PAC_UPN_DNS_INFO 12 /*< User principal name and DNS info / struct krb5_pac_data; /** PAC data structure to convey authorization information / typedef struct krb5_pac_data krb5_pac; /** * Add a buffer to a PAC handle. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] type Buffer type * @param [in] data contents * * This function adds a buffer of type @a type and contents @a data to @a pac * if there isn't already a buffer of this type present. * * The valid values of @a type is one of the following: * @li #KRB5_PAC_LOGON_INFO - Logon information * @li #KRB5_PAC_CREDENTIALS_INFO - Credentials information * @li #KRB5_PAC_SERVER_CHECKSUM - Server checksum * @li #KRB5_PAC_PRIVSVR_CHECKSUM - KDC checksum * @li #KRB5_PAC_CLIENT_INFO - Client name and ticket information * @li #KRB5_PAC_DELEGATION_INFO - Constrained delegation information * @li #KRB5_PAC_UPN_DNS_INFO - User principal name and DNS information * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_add_buffer(krb5_context context, krb5_pac pac, krb5_ui_4 type, const krb5_data data); /** * Free a PAC handle. * * @param [in] context Library context * @param [in] pac PAC to be freed * * This function frees the contents of @a pac and the structure itself. / void KRB5_CALLCONV krb5_pac_free(krb5_context context, krb5_pac pac); /* * Retrieve a buffer value from a PAC. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] type Type of buffer to retrieve * @param [out] data Buffer value * * Use krb5_free_data_contents() to free @a data when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_get_buffer(krb5_context context, krb5_pac pac, krb5_ui_4 type, krb5_data data); /** * Return an array of buffer types in a PAC handle. * * @param [in] context Library context * @param [in] pac PAC handle * @param [out] len Number of entries in @a types * @param [out] types Array of buffer types * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_get_types(krb5_context context, krb5_pac pac, size_t len, krb5_ui_4 types); / * Create an empty Privilege Attribute Certificate (PAC) handle. * * @param [in] context Library context * @param [out] pac New PAC handle * * Use krb5_pac_free() to free @a pac when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_init(krb5_context context, krb5_pac pac); /** * Unparse an encoded PAC into a new handle. * * @param [in] context Library context * @param [in] ptr PAC buffer * @param [in] len Length of @a ptr * @param [out] pac PAC handle * * Use krb5_pac_free() to free @a pac when it is no longer needed. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_parse(krb5_context context, const void ptr, size_t len, krb5_pac pac); /* * Verify a PAC. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] authtime Expected timestamp * @param [in] principal Expected principal name (or NULL) * @param [in] server Key to validate server checksum (or NULL) * @param [in] privsvr Key to validate KDC checksum (or NULL) * * This function validates @a pac against the supplied @a server, @a privsvr, * @a principal and @a authtime. If @a principal is NULL, the principal and * authtime are not verified. If @a server or @a privsvr is NULL, the * corresponding checksum is not verified. * * If successful, @a pac is marked as verified. * * @note A checksum mismatch can occur if the PAC was copied from a cross-realm * TGT by an ignorant KDC; also macOS Server Open Directory (as of 10.6) * generates PACs with no server checksum at all. One should consider not * failing the whole authentication because of this reason, but, instead, * treating the ticket as if it did not contain a PAC or marking the PAC * information as non-verified. * * @retval 0 Success; otherwise - Kerberos error codes / krb5_error_code KRB5_CALLCONV krb5_pac_verify(krb5_context context, const krb5_pac pac, krb5_timestamp authtime, krb5_const_principal principal, const krb5_keyblock server, const krb5_keyblock privsvr); /* * Verify a PAC, possibly from a specified realm. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] authtime Expected timestamp * @param [in] principal Expected principal name (or NULL) * @param [in] server Key to validate server checksum (or NULL) * @param [in] privsvr Key to validate KDC checksum (or NULL) * @param [in] with_realm If true, expect the realm of @a principal * * This function is similar to krb5_pac_verify(), but adds a parameter * @a with_realm. If @a with_realm is true, the PAC_CLIENT_INFO field is * expected to include the realm of @a principal as well as the name. This * flag is necessary to verify PACs in cross-realm S4U2Self referral TGTs. * * @version New in 1.17 / krb5_error_code KRB5_CALLCONV krb5_pac_verify_ext(krb5_context context, const krb5_pac pac, krb5_timestamp authtime, krb5_const_principal principal, const krb5_keyblock server, const krb5_keyblock privsvr, krb5_boolean with_realm); /* * Sign a PAC. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] authtime Expected timestamp * @param [in] principal Expected principal name (or NULL) * @param [in] server_key Key for server checksum * @param [in] privsvr_key Key for KDC checksum * @param [out] data Signed PAC encoding * * This function signs @a pac using the keys @a server_key and @a privsvr_key * and returns the signed encoding in @a data. @a pac is modified to include * the server and KDC checksum buffers. Use krb5_free_data_contents() to free * @a data when it is no longer needed. * * @version New in 1.10 / krb5_error_code KRB5_CALLCONV krb5_pac_sign(krb5_context context, krb5_pac pac, krb5_timestamp authtime, krb5_const_principal principal, const krb5_keyblock server_key, const krb5_keyblock privsvr_key, krb5_data data); /** * Sign a PAC, possibly with a specified realm. * * @param [in] context Library context * @param [in] pac PAC handle * @param [in] authtime Expected timestamp * @param [in] principal Principal name (or NULL) * @param [in] server_key Key for server checksum * @param [in] privsvr_key Key for KDC checksum * @param [in] with_realm If true, include the realm of @a principal * @param [out] data Signed PAC encoding * * This function is similar to krb5_pac_sign(), but adds a parameter * @a with_realm. If @a with_realm is true, the PAC_CLIENT_INFO field of the * signed PAC will include the realm of @a principal as well as the name. This * flag is necessary to generate PACs for cross-realm S4U2Self referrals. * * @version New in 1.17 / krb5_error_code KRB5_CALLCONV krb5_pac_sign_ext(krb5_context context, krb5_pac pac, krb5_timestamp authtime, krb5_const_principal principal, const krb5_keyblock server_key, const krb5_keyblock privsvr_key, krb5_boolean with_realm, krb5_data data); /** * Allow the appplication to override the profile's allow_weak_crypto setting. * * @param [in] context Library context * @param [in] enable Boolean flag * * This function allows an application to override the allow_weak_crypto * setting. It is primarily for use by aklog. * * @retval 0 (always) / krb5_error_code KRB5_CALLCONV krb5_allow_weak_crypto(krb5_context context, krb5_boolean enable); /* * A wrapper for passing information to a @c krb5_trace_callback. * * Currently, it only contains the formatted message as determined * the the format string and arguments of the tracing macro, but it * may be extended to contain more fields in the future. / typedef struct _krb5_trace_info { const char message; } krb5_trace_info; typedef void (KRB5_CALLCONV krb5_trace_callback)(krb5_context context, const krb5_trace_info info, void cb_data); /* * Specify a callback function for trace events. * * @param [in] context Library context * @param [in] fn Callback function * @param [in] cb_data Callback data * * Specify a callback for trace events occurring in krb5 operations performed * within @a context. @a fn will be invoked with @a context as the first * argument, @a cb_data as the last argument, and a pointer to a * krb5_trace_info as the second argument. If the trace callback is reset via * this function or @a context is destroyed, @a fn will be invoked with a NULL * second argument so it can clean up @a cb_data. Supply a NULL value for @a * fn to disable trace callbacks within @a context. * * @note This function overrides the information passed through the * @a KRB5_TRACE environment variable. * * @version New in 1.9 * * @return Returns KRB5_TRACE_NOSUPP if tracing is not supported in the library * (unless @a fn is NULL). / krb5_error_code KRB5_CALLCONV krb5_set_trace_callback(krb5_context context, krb5_trace_callback fn, void cb_data); /** * Specify a file name for directing trace events. * * @param [in] context Library context * @param [in] filename File name * * Open @a filename for appending (creating it, if necessary) and set up a * callback to write trace events to it. * * @note This function overrides the information passed through the * @a KRB5_TRACE environment variable. * * @version New in 1.9 * * @retval KRB5_TRACE_NOSUPP Tracing is not supported in the library. / krb5_error_code KRB5_CALLCONV krb5_set_trace_filename(krb5_context context, const char filename); /** * Hook function for inspecting or modifying messages sent to KDCs. * * @param [in] context Library context * @param [in] data Callback data * @param [in] realm The realm the message will be sent to * @param [in] message The original message to be sent to the KDC * @param [out] new_message_out Optional replacement message to be sent * @param [out] reply_out Optional synthetic reply * * If the hook function returns an error code, the KDC communication will be * aborted and the error code will be returned to the library operation which * initiated the communication. * * If the hook function sets @a reply_out, @a message will not be sent to the * KDC, and the given reply will used instead. * * If the hook function sets @a new_message_out, the given message will be sent * to the KDC in place of @a message. * * If the hook function returns successfully without setting either output, * @a message will be sent to the KDC normally. * * The hook function should use krb5_copy_data() to construct the value for * @a new_message_out or @a reply_out, to ensure that it can be freed correctly * by the library. * * @version New in 1.15 * * @retval 0 Success * @return A Kerberos error code / typedef krb5_error_code (KRB5_CALLCONV krb5_pre_send_fn)(krb5_context context, void data, const krb5_data realm, const krb5_data message, krb5_data new_message_out, krb5_data new_reply_out); /* * Hook function for inspecting or overriding KDC replies. * * @param [in] context Library context * @param [in] data Callback data * @param [in] code Status of KDC communication * @param [in] realm The realm the reply was received from * @param [in] message The message sent to the realm's KDC * @param [in] reply The reply received from the KDC * @param [out] new_reply_out Optional replacement reply * * If @a code is zero, @a reply contains the reply received from the KDC. The * hook function may return an error code to simulate an error, may synthesize * a different reply by setting @a new_reply_out, or may simply return * successfully to do nothing. * * If @a code is non-zero, KDC communication failed and @a reply should be * ignored. The hook function may return @a code or a different error code, or * may synthesize a reply by setting @a new_reply_out and return successfully. * * The hook function should use krb5_copy_data() to construct the value for * @a new_reply_out, to ensure that it can be freed correctly by the library. * * @version New in 1.15 * * @retval 0 Success * @return A Kerberos error code / typedef krb5_error_code (KRB5_CALLCONV krb5_post_recv_fn)(krb5_context context, void data, krb5_error_code code, const krb5_data realm, const krb5_data message, const krb5_data reply, krb5_data new_reply_out); / * Set a KDC pre-send hook function. * * @param [in] context Library context * @param [in] send_hook Hook function (or NULL to disable the hook) * @param [in] data Callback data to be passed to @a send_hook * * @a send_hook will be called before messages are sent to KDCs by library * functions such as krb5_get_credentials(). The hook function may inspect, * override, or synthesize its own reply to the message. * * @version New in 1.15 / void KRB5_CALLCONV krb5_set_kdc_send_hook(krb5_context context, krb5_pre_send_fn send_hook, void data); /** * Set a KDC post-receive hook function. * * @param [in] context The library context. * @param [in] recv_hook Hook function (or NULL to disable the hook) * @param [in] data Callback data to be passed to @a recv_hook * * @a recv_hook will be called after a reply is received from a KDC during a * call to a library function such as krb5_get_credentials(). The hook * function may inspect or override the reply. This hook will not be executed * if the pre-send hook returns a synthetic reply. * * @version New in 1.15 / void KRB5_CALLCONV krb5_set_kdc_recv_hook(krb5_context context, krb5_post_recv_fn recv_hook, void data); #if defined(TARGET_OS_MAC) && TARGET_OS_MAC # pragma pack(pop) #endif KRB5INT_END_DECLS /* Don't use this! We're going to phase it out. It's just here to keep applications from breaking right away. / #define krb5_const const #undef KRB5_ATTR_DEPRECATED /* @} / / end of KRB5_H group / #endif / KRB5_GENERAL__ / / * et-h-krb5_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define KRB5KDC_ERR_NONE (-1765328384L) #define KRB5KDC_ERR_NAME_EXP (-1765328383L) #define KRB5KDC_ERR_SERVICE_EXP (-1765328382L) #define KRB5KDC_ERR_BAD_PVNO (-1765328381L) #define KRB5KDC_ERR_C_OLD_MAST_KVNO (-1765328380L) #define KRB5KDC_ERR_S_OLD_MAST_KVNO (-1765328379L) #define KRB5KDC_ERR_C_PRINCIPAL_UNKNOWN (-1765328378L) #define KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN (-1765328377L) #define KRB5KDC_ERR_PRINCIPAL_NOT_UNIQUE (-1765328376L) #define KRB5KDC_ERR_NULL_KEY (-1765328375L) #define KRB5KDC_ERR_CANNOT_POSTDATE (-1765328374L) #define KRB5KDC_ERR_NEVER_VALID (-1765328373L) #define KRB5KDC_ERR_POLICY (-1765328372L) #define KRB5KDC_ERR_BADOPTION (-1765328371L) #define KRB5KDC_ERR_ETYPE_NOSUPP (-1765328370L) #define KRB5KDC_ERR_SUMTYPE_NOSUPP (-1765328369L) #define KRB5KDC_ERR_PADATA_TYPE_NOSUPP (-1765328368L) #define KRB5KDC_ERR_TRTYPE_NOSUPP (-1765328367L) #define KRB5KDC_ERR_CLIENT_REVOKED (-1765328366L) #define KRB5KDC_ERR_SERVICE_REVOKED (-1765328365L) #define KRB5KDC_ERR_TGT_REVOKED (-1765328364L) #define KRB5KDC_ERR_CLIENT_NOTYET (-1765328363L) #define KRB5KDC_ERR_SERVICE_NOTYET (-1765328362L) #define KRB5KDC_ERR_KEY_EXP (-1765328361L) #define KRB5KDC_ERR_PREAUTH_FAILED (-1765328360L) #define KRB5KDC_ERR_PREAUTH_REQUIRED (-1765328359L) #define KRB5KDC_ERR_SERVER_NOMATCH (-1765328358L) #define KRB5KDC_ERR_MUST_USE_USER2USER (-1765328357L) #define KRB5KDC_ERR_PATH_NOT_ACCEPTED (-1765328356L) #define KRB5KDC_ERR_SVC_UNAVAILABLE (-1765328355L) #define KRB5PLACEHOLD_30 (-1765328354L) #define KRB5KRB_AP_ERR_BAD_INTEGRITY (-1765328353L) #define KRB5KRB_AP_ERR_TKT_EXPIRED (-1765328352L) #define KRB5KRB_AP_ERR_TKT_NYV (-1765328351L) #define KRB5KRB_AP_ERR_REPEAT (-1765328350L) #define KRB5KRB_AP_ERR_NOT_US (-1765328349L) #define KRB5KRB_AP_ERR_BADMATCH (-1765328348L) #define KRB5KRB_AP_ERR_SKEW (-1765328347L) #define KRB5KRB_AP_ERR_BADADDR (-1765328346L) #define KRB5KRB_AP_ERR_BADVERSION (-1765328345L) #define KRB5KRB_AP_ERR_MSG_TYPE (-1765328344L) #define KRB5KRB_AP_ERR_MODIFIED (-1765328343L) #define KRB5KRB_AP_ERR_BADORDER (-1765328342L) #define KRB5KRB_AP_ERR_ILL_CR_TKT (-1765328341L) #define KRB5KRB_AP_ERR_BADKEYVER (-1765328340L) #define KRB5KRB_AP_ERR_NOKEY (-1765328339L) #define KRB5KRB_AP_ERR_MUT_FAIL (-1765328338L) #define KRB5KRB_AP_ERR_BADDIRECTION (-1765328337L) #define KRB5KRB_AP_ERR_METHOD (-1765328336L) #define KRB5KRB_AP_ERR_BADSEQ (-1765328335L) #define KRB5KRB_AP_ERR_INAPP_CKSUM (-1765328334L) #define KRB5KRB_AP_PATH_NOT_ACCEPTED (-1765328333L) #define KRB5KRB_ERR_RESPONSE_TOO_BIG (-1765328332L) #define KRB5PLACEHOLD_53 (-1765328331L) #define KRB5PLACEHOLD_54 (-1765328330L) #define KRB5PLACEHOLD_55 (-1765328329L) #define KRB5PLACEHOLD_56 (-1765328328L) #define KRB5PLACEHOLD_57 (-1765328327L) #define KRB5PLACEHOLD_58 (-1765328326L) #define KRB5PLACEHOLD_59 (-1765328325L) #define KRB5KRB_ERR_GENERIC (-1765328324L) #define KRB5KRB_ERR_FIELD_TOOLONG (-1765328323L) #define KRB5KDC_ERR_CLIENT_NOT_TRUSTED (-1765328322L) #define KRB5KDC_ERR_KDC_NOT_TRUSTED (-1765328321L) #define KRB5KDC_ERR_INVALID_SIG (-1765328320L) #define KRB5KDC_ERR_DH_KEY_PARAMETERS_NOT_ACCEPTED (-1765328319L) #define KRB5KDC_ERR_CERTIFICATE_MISMATCH (-1765328318L) #define KRB5KRB_AP_ERR_NO_TGT (-1765328317L) #define KRB5KDC_ERR_WRONG_REALM (-1765328316L) #define KRB5KRB_AP_ERR_USER_TO_USER_REQUIRED (-1765328315L) #define KRB5KDC_ERR_CANT_VERIFY_CERTIFICATE (-1765328314L) #define KRB5KDC_ERR_INVALID_CERTIFICATE (-1765328313L) #define KRB5KDC_ERR_REVOKED_CERTIFICATE (-1765328312L) #define KRB5KDC_ERR_REVOCATION_STATUS_UNKNOWN (-1765328311L) #define KRB5KDC_ERR_REVOCATION_STATUS_UNAVAILABLE (-1765328310L) #define KRB5KDC_ERR_CLIENT_NAME_MISMATCH (-1765328309L) #define KRB5KDC_ERR_KDC_NAME_MISMATCH (-1765328308L) #define KRB5KDC_ERR_INCONSISTENT_KEY_PURPOSE (-1765328307L) #define KRB5KDC_ERR_DIGEST_IN_CERT_NOT_ACCEPTED (-1765328306L) #define KRB5KDC_ERR_PA_CHECKSUM_MUST_BE_INCLUDED (-1765328305L) #define KRB5KDC_ERR_DIGEST_IN_SIGNED_DATA_NOT_ACCEPTED (-1765328304L) #define KRB5KDC_ERR_PUBLIC_KEY_ENCRYPTION_NOT_SUPPORTED (-1765328303L) #define KRB5PLACEHOLD_82 (-1765328302L) #define KRB5PLACEHOLD_83 (-1765328301L) #define KRB5PLACEHOLD_84 (-1765328300L) #define KRB5KRB_AP_ERR_IAKERB_KDC_NOT_FOUND (-1765328299L) #define KRB5KRB_AP_ERR_IAKERB_KDC_NO_RESPONSE (-1765328298L) #define KRB5PLACEHOLD_87 (-1765328297L) #define KRB5PLACEHOLD_88 (-1765328296L) #define KRB5PLACEHOLD_89 (-1765328295L) #define KRB5KDC_ERR_PREAUTH_EXPIRED (-1765328294L) #define KRB5KDC_ERR_MORE_PREAUTH_DATA_REQUIRED (-1765328293L) #define KRB5PLACEHOLD_92 (-1765328292L) #define KRB5KDC_ERR_UNKNOWN_CRITICAL_FAST_OPTION (-1765328291L) #define KRB5PLACEHOLD_94 (-1765328290L) #define KRB5PLACEHOLD_95 (-1765328289L) #define KRB5PLACEHOLD_96 (-1765328288L) #define KRB5PLACEHOLD_97 (-1765328287L) #define KRB5PLACEHOLD_98 (-1765328286L) #define KRB5PLACEHOLD_99 (-1765328285L) #define KRB5KDC_ERR_NO_ACCEPTABLE_KDF (-1765328284L) #define KRB5PLACEHOLD_101 (-1765328283L) #define KRB5PLACEHOLD_102 (-1765328282L) #define KRB5PLACEHOLD_103 (-1765328281L) #define KRB5PLACEHOLD_104 (-1765328280L) #define KRB5PLACEHOLD_105 (-1765328279L) #define KRB5PLACEHOLD_106 (-1765328278L) #define KRB5PLACEHOLD_107 (-1765328277L) #define KRB5PLACEHOLD_108 (-1765328276L) #define KRB5PLACEHOLD_109 (-1765328275L) #define KRB5PLACEHOLD_110 (-1765328274L) #define KRB5PLACEHOLD_111 (-1765328273L) #define KRB5PLACEHOLD_112 (-1765328272L) #define KRB5PLACEHOLD_113 (-1765328271L) #define KRB5PLACEHOLD_114 (-1765328270L) #define KRB5PLACEHOLD_115 (-1765328269L) #define KRB5PLACEHOLD_116 (-1765328268L) #define KRB5PLACEHOLD_117 (-1765328267L) #define KRB5PLACEHOLD_118 (-1765328266L) #define KRB5PLACEHOLD_119 (-1765328265L) #define KRB5PLACEHOLD_120 (-1765328264L) #define KRB5PLACEHOLD_121 (-1765328263L) #define KRB5PLACEHOLD_122 (-1765328262L) #define KRB5PLACEHOLD_123 (-1765328261L) #define KRB5PLACEHOLD_124 (-1765328260L) #define KRB5PLACEHOLD_125 (-1765328259L) #define KRB5PLACEHOLD_126 (-1765328258L) #define KRB5PLACEHOLD_127 (-1765328257L) #define KRB5_ERR_RCSID (-1765328256L) #define KRB5_LIBOS_BADLOCKFLAG (-1765328255L) #define KRB5_LIBOS_CANTREADPWD (-1765328254L) #define KRB5_LIBOS_BADPWDMATCH (-1765328253L) #define KRB5_LIBOS_PWDINTR (-1765328252L) #define KRB5_PARSE_ILLCHAR (-1765328251L) #define KRB5_PARSE_MALFORMED (-1765328250L) #define KRB5_CONFIG_CANTOPEN (-1765328249L) #define KRB5_CONFIG_BADFORMAT (-1765328248L) #define KRB5_CONFIG_NOTENUFSPACE (-1765328247L) #define KRB5_BADMSGTYPE (-1765328246L) #define KRB5_CC_BADNAME (-1765328245L) #define KRB5_CC_UNKNOWN_TYPE (-1765328244L) #define KRB5_CC_NOTFOUND (-1765328243L) #define KRB5_CC_END (-1765328242L) #define KRB5_NO_TKT_SUPPLIED (-1765328241L) #define KRB5KRB_AP_WRONG_PRINC (-1765328240L) #define KRB5KRB_AP_ERR_TKT_INVALID (-1765328239L) #define KRB5_PRINC_NOMATCH (-1765328238L) #define KRB5_KDCREP_MODIFIED (-1765328237L) #define KRB5_KDCREP_SKEW (-1765328236L) #define KRB5_IN_TKT_REALM_MISMATCH (-1765328235L) #define KRB5_PROG_ETYPE_NOSUPP (-1765328234L) #define KRB5_PROG_KEYTYPE_NOSUPP (-1765328233L) #define KRB5_WRONG_ETYPE (-1765328232L) #define KRB5_PROG_SUMTYPE_NOSUPP (-1765328231L) #define KRB5_REALM_UNKNOWN (-1765328230L) #define KRB5_SERVICE_UNKNOWN (-1765328229L) #define KRB5_KDC_UNREACH (-1765328228L) #define KRB5_NO_LOCALNAME (-1765328227L) #define KRB5_MUTUAL_FAILED (-1765328226L) #define KRB5_RC_TYPE_EXISTS (-1765328225L) #define KRB5_RC_MALLOC (-1765328224L) #define KRB5_RC_TYPE_NOTFOUND (-1765328223L) #define KRB5_RC_UNKNOWN (-1765328222L) #define KRB5_RC_REPLAY (-1765328221L) #define KRB5_RC_IO (-1765328220L) #define KRB5_RC_NOIO (-1765328219L) #define KRB5_RC_PARSE (-1765328218L) #define KRB5_RC_IO_EOF (-1765328217L) #define KRB5_RC_IO_MALLOC (-1765328216L) #define KRB5_RC_IO_PERM (-1765328215L) #define KRB5_RC_IO_IO (-1765328214L) #define KRB5_RC_IO_UNKNOWN (-1765328213L) #define KRB5_RC_IO_SPACE (-1765328212L) #define KRB5_TRANS_CANTOPEN (-1765328211L) #define KRB5_TRANS_BADFORMAT (-1765328210L) #define KRB5_LNAME_CANTOPEN (-1765328209L) #define KRB5_LNAME_NOTRANS (-1765328208L) #define KRB5_LNAME_BADFORMAT (-1765328207L) #define KRB5_CRYPTO_INTERNAL (-1765328206L) #define KRB5_KT_BADNAME (-1765328205L) #define KRB5_KT_UNKNOWN_TYPE (-1765328204L) #define KRB5_KT_NOTFOUND (-1765328203L) #define KRB5_KT_END (-1765328202L) #define KRB5_KT_NOWRITE (-1765328201L) #define KRB5_KT_IOERR (-1765328200L) #define KRB5_NO_TKT_IN_RLM (-1765328199L) #define KRB5DES_BAD_KEYPAR (-1765328198L) #define KRB5DES_WEAK_KEY (-1765328197L) #define KRB5_BAD_ENCTYPE (-1765328196L) #define KRB5_BAD_KEYSIZE (-1765328195L) #define KRB5_BAD_MSIZE (-1765328194L) #define KRB5_CC_TYPE_EXISTS (-1765328193L) #define KRB5_KT_TYPE_EXISTS (-1765328192L) #define KRB5_CC_IO (-1765328191L) #define KRB5_FCC_PERM (-1765328190L) #define KRB5_FCC_NOFILE (-1765328189L) #define KRB5_FCC_INTERNAL (-1765328188L) #define KRB5_CC_WRITE (-1765328187L) #define KRB5_CC_NOMEM (-1765328186L) #define KRB5_CC_FORMAT (-1765328185L) #define KRB5_CC_NOT_KTYPE (-1765328184L) #define KRB5_INVALID_FLAGS (-1765328183L) #define KRB5_NO_2ND_TKT (-1765328182L) #define KRB5_NOCREDS_SUPPLIED (-1765328181L) #define KRB5_SENDAUTH_BADAUTHVERS (-1765328180L) #define KRB5_SENDAUTH_BADAPPLVERS (-1765328179L) #define KRB5_SENDAUTH_BADRESPONSE (-1765328178L) #define KRB5_SENDAUTH_REJECTED (-1765328177L) #define KRB5_PREAUTH_BAD_TYPE (-1765328176L) #define KRB5_PREAUTH_NO_KEY (-1765328175L) #define KRB5_PREAUTH_FAILED (-1765328174L) #define KRB5_RCACHE_BADVNO (-1765328173L) #define KRB5_CCACHE_BADVNO (-1765328172L) #define KRB5_KEYTAB_BADVNO (-1765328171L) #define KRB5_PROG_ATYPE_NOSUPP (-1765328170L) #define KRB5_RC_REQUIRED (-1765328169L) #define KRB5_ERR_BAD_HOSTNAME (-1765328168L) #define KRB5_ERR_HOST_REALM_UNKNOWN (-1765328167L) #define KRB5_SNAME_UNSUPP_NAMETYPE (-1765328166L) #define KRB5KRB_AP_ERR_V4_REPLY (-1765328165L) #define KRB5_REALM_CANT_RESOLVE (-1765328164L) #define KRB5_TKT_NOT_FORWARDABLE (-1765328163L) #define KRB5_FWD_BAD_PRINCIPAL (-1765328162L) #define KRB5_GET_IN_TKT_LOOP (-1765328161L) #define KRB5_CONFIG_NODEFREALM (-1765328160L) #define KRB5_SAM_UNSUPPORTED (-1765328159L) #define KRB5_SAM_INVALID_ETYPE (-1765328158L) #define KRB5_SAM_NO_CHECKSUM (-1765328157L) #define KRB5_SAM_BAD_CHECKSUM (-1765328156L) #define KRB5_KT_NAME_TOOLONG (-1765328155L) #define KRB5_KT_KVNONOTFOUND (-1765328154L) #define KRB5_APPL_EXPIRED (-1765328153L) #define KRB5_LIB_EXPIRED (-1765328152L) #define KRB5_CHPW_PWDNULL (-1765328151L) #define KRB5_CHPW_FAIL (-1765328150L) #define KRB5_KT_FORMAT (-1765328149L) #define KRB5_NOPERM_ETYPE (-1765328148L) #define KRB5_CONFIG_ETYPE_NOSUPP (-1765328147L) #define KRB5_OBSOLETE_FN (-1765328146L) #define KRB5_EAI_FAIL (-1765328145L) #define KRB5_EAI_NODATA (-1765328144L) #define KRB5_EAI_NONAME (-1765328143L) #define KRB5_EAI_SERVICE (-1765328142L) #define KRB5_ERR_NUMERIC_REALM (-1765328141L) #define KRB5_ERR_BAD_S2K_PARAMS (-1765328140L) #define KRB5_ERR_NO_SERVICE (-1765328139L) #define KRB5_CC_READONLY (-1765328138L) #define KRB5_CC_NOSUPP (-1765328137L) #define KRB5_DELTAT_BADFORMAT (-1765328136L) #define KRB5_PLUGIN_NO_HANDLE (-1765328135L) #define KRB5_PLUGIN_OP_NOTSUPP (-1765328134L) #define KRB5_ERR_INVALID_UTF8 (-1765328133L) #define KRB5_ERR_FAST_REQUIRED (-1765328132L) #define KRB5_LOCAL_ADDR_REQUIRED (-1765328131L) #define KRB5_REMOTE_ADDR_REQUIRED (-1765328130L) #define KRB5_TRACE_NOSUPP (-1765328129L) extern const struct error_table et_krb5_error_table; extern void initialize_krb5_error_table(void); / For compatibility with Heimdal / extern void initialize_krb5_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_krb5 (-1765328384L) / for compatibility with older versions... / #define init_krb5_err_tbl initialize_krb5_error_table #define krb5_err_base ERROR_TABLE_BASE_krb5 / * et-h-k5e1_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define KRB5_PLUGIN_VER_NOTSUPP (-1750600192L) #define KRB5_PLUGIN_BAD_MODULE_SPEC (-1750600191L) #define KRB5_PLUGIN_NAME_NOTFOUND (-1750600190L) #define KRB5KDC_ERR_DISCARD (-1750600189L) #define KRB5_DCC_CANNOT_CREATE (-1750600188L) #define KRB5_KCC_INVALID_ANCHOR (-1750600187L) #define KRB5_KCC_UNKNOWN_VERSION (-1750600186L) #define KRB5_KCC_INVALID_UID (-1750600185L) #define KRB5_KCM_MALFORMED_REPLY (-1750600184L) #define KRB5_KCM_RPC_ERROR (-1750600183L) #define KRB5_KCM_REPLY_TOO_BIG (-1750600182L) #define KRB5_KCM_NO_SERVER (-1750600181L) extern const struct error_table et_k5e1_error_table; extern void initialize_k5e1_error_table(void); / For compatibility with Heimdal / extern void initialize_k5e1_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_k5e1 (-1750600192L) / for compatibility with older versions... / #define init_k5e1_err_tbl initialize_k5e1_error_table #define k5e1_err_base ERROR_TABLE_BASE_k5e1 / * et-h-kdb5_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define KRB5_KDB_RCSID (-1780008448L) #define KRB5_KDB_INUSE (-1780008447L) #define KRB5_KDB_UK_SERROR (-1780008446L) #define KRB5_KDB_UK_RERROR (-1780008445L) #define KRB5_KDB_UNAUTH (-1780008444L) #define KRB5_KDB_NOENTRY (-1780008443L) #define KRB5_KDB_ILL_WILDCARD (-1780008442L) #define KRB5_KDB_DB_INUSE (-1780008441L) #define KRB5_KDB_DB_CHANGED (-1780008440L) #define KRB5_KDB_TRUNCATED_RECORD (-1780008439L) #define KRB5_KDB_RECURSIVELOCK (-1780008438L) #define KRB5_KDB_NOTLOCKED (-1780008437L) #define KRB5_KDB_BADLOCKMODE (-1780008436L) #define KRB5_KDB_DBNOTINITED (-1780008435L) #define KRB5_KDB_DBINITED (-1780008434L) #define KRB5_KDB_ILLDIRECTION (-1780008433L) #define KRB5_KDB_NOMASTERKEY (-1780008432L) #define KRB5_KDB_BADMASTERKEY (-1780008431L) #define KRB5_KDB_INVALIDKEYSIZE (-1780008430L) #define KRB5_KDB_CANTREAD_STORED (-1780008429L) #define KRB5_KDB_BADSTORED_MKEY (-1780008428L) #define KRB5_KDB_NOACTMASTERKEY (-1780008427L) #define KRB5_KDB_KVNONOMATCH (-1780008426L) #define KRB5_KDB_STORED_MKEY_NOTCURRENT (-1780008425L) #define KRB5_KDB_CANTLOCK_DB (-1780008424L) #define KRB5_KDB_DB_CORRUPT (-1780008423L) #define KRB5_KDB_BAD_VERSION (-1780008422L) #define KRB5_KDB_BAD_SALTTYPE (-1780008421L) #define KRB5_KDB_BAD_ENCTYPE (-1780008420L) #define KRB5_KDB_BAD_CREATEFLAGS (-1780008419L) #define KRB5_KDB_NO_PERMITTED_KEY (-1780008418L) #define KRB5_KDB_NO_MATCHING_KEY (-1780008417L) #define KRB5_KDB_DBTYPE_NOTFOUND (-1780008416L) #define KRB5_KDB_DBTYPE_NOSUP (-1780008415L) #define KRB5_KDB_DBTYPE_INIT (-1780008414L) #define KRB5_KDB_SERVER_INTERNAL_ERR (-1780008413L) #define KRB5_KDB_ACCESS_ERROR (-1780008412L) #define KRB5_KDB_INTERNAL_ERROR (-1780008411L) #define KRB5_KDB_CONSTRAINT_VIOLATION (-1780008410L) #define KRB5_LOG_CONV (-1780008409L) #define KRB5_LOG_UNSTABLE (-1780008408L) #define KRB5_LOG_CORRUPT (-1780008407L) #define KRB5_LOG_ERROR (-1780008406L) #define KRB5_KDB_DBTYPE_MISMATCH (-1780008405L) #define KRB5_KDB_POLICY_REF (-1780008404L) #define KRB5_KDB_STRINGS_TOOLONG (-1780008403L) extern const struct error_table et_kdb5_error_table; extern void initialize_kdb5_error_table(void); / For compatibility with Heimdal / extern void initialize_kdb5_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_kdb5 (-1780008448L) / for compatibility with older versions... / #define init_kdb5_err_tbl initialize_kdb5_error_table #define kdb5_err_base ERROR_TABLE_BASE_kdb5 / * et-h-kv5m_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define KV5M_NONE (-1760647424L) #define KV5M_PRINCIPAL (-1760647423L) #define KV5M_DATA (-1760647422L) #define KV5M_KEYBLOCK (-1760647421L) #define KV5M_CHECKSUM (-1760647420L) #define KV5M_ENCRYPT_BLOCK (-1760647419L) #define KV5M_ENC_DATA (-1760647418L) #define KV5M_CRYPTOSYSTEM_ENTRY (-1760647417L) #define KV5M_CS_TABLE_ENTRY (-1760647416L) #define KV5M_CHECKSUM_ENTRY (-1760647415L) #define KV5M_AUTHDATA (-1760647414L) #define KV5M_TRANSITED (-1760647413L) #define KV5M_ENC_TKT_PART (-1760647412L) #define KV5M_TICKET (-1760647411L) #define KV5M_AUTHENTICATOR (-1760647410L) #define KV5M_TKT_AUTHENT (-1760647409L) #define KV5M_CREDS (-1760647408L) #define KV5M_LAST_REQ_ENTRY (-1760647407L) #define KV5M_PA_DATA (-1760647406L) #define KV5M_KDC_REQ (-1760647405L) #define KV5M_ENC_KDC_REP_PART (-1760647404L) #define KV5M_KDC_REP (-1760647403L) #define KV5M_ERROR (-1760647402L) #define KV5M_AP_REQ (-1760647401L) #define KV5M_AP_REP (-1760647400L) #define KV5M_AP_REP_ENC_PART (-1760647399L) #define KV5M_RESPONSE (-1760647398L) #define KV5M_SAFE (-1760647397L) #define KV5M_PRIV (-1760647396L) #define KV5M_PRIV_ENC_PART (-1760647395L) #define KV5M_CRED (-1760647394L) #define KV5M_CRED_INFO (-1760647393L) #define KV5M_CRED_ENC_PART (-1760647392L) #define KV5M_PWD_DATA (-1760647391L) #define KV5M_ADDRESS (-1760647390L) #define KV5M_KEYTAB_ENTRY (-1760647389L) #define KV5M_CONTEXT (-1760647388L) #define KV5M_OS_CONTEXT (-1760647387L) #define KV5M_ALT_METHOD (-1760647386L) #define KV5M_ETYPE_INFO_ENTRY (-1760647385L) #define KV5M_DB_CONTEXT (-1760647384L) #define KV5M_AUTH_CONTEXT (-1760647383L) #define KV5M_KEYTAB (-1760647382L) #define KV5M_RCACHE (-1760647381L) #define KV5M_CCACHE (-1760647380L) #define KV5M_PREAUTH_OPS (-1760647379L) #define KV5M_SAM_CHALLENGE (-1760647378L) #define KV5M_SAM_CHALLENGE_2 (-1760647377L) #define KV5M_SAM_KEY (-1760647376L) #define KV5M_ENC_SAM_RESPONSE_ENC (-1760647375L) #define KV5M_ENC_SAM_RESPONSE_ENC_2 (-1760647374L) #define KV5M_SAM_RESPONSE (-1760647373L) #define KV5M_SAM_RESPONSE_2 (-1760647372L) #define KV5M_PREDICTED_SAM_RESPONSE (-1760647371L) #define KV5M_PASSWD_PHRASE_ELEMENT (-1760647370L) #define KV5M_GSS_OID (-1760647369L) #define KV5M_GSS_QUEUE (-1760647368L) #define KV5M_FAST_ARMORED_REQ (-1760647367L) #define KV5M_FAST_REQ (-1760647366L) #define KV5M_FAST_RESPONSE (-1760647365L) #define KV5M_AUTHDATA_CONTEXT (-1760647364L) extern const struct error_table et_kv5m_error_table; extern void initialize_kv5m_error_table(void); / For compatibility with Heimdal / extern void initialize_kv5m_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_kv5m (-1760647424L) / for compatibility with older versions... / #define init_kv5m_err_tbl initialize_kv5m_error_table #define kv5m_err_base ERROR_TABLE_BASE_kv5m / * et-h-krb524_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define KRB524_BADKEY (-1750206208L) #define KRB524_BADADDR (-1750206207L) #define KRB524_BADPRINC (-1750206206L) #define KRB524_BADREALM (-1750206205L) #define KRB524_V4ERR (-1750206204L) #define KRB524_ENCFULL (-1750206203L) #define KRB524_DECEMPTY (-1750206202L) #define KRB524_NOTRESP (-1750206201L) #define KRB524_KRB4_DISABLED (-1750206200L) extern const struct error_table et_k524_error_table; extern void initialize_k524_error_table(void); / For compatibility with Heimdal / extern void initialize_k524_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_k524 (-1750206208L) / for compatibility with older versions... / #define init_k524_err_tbl initialize_k524_error_table #define k524_err_base ERROR_TABLE_BASE_k524 / * et-h-asn1_err.h: * This file is automatically generated; please do not edit it. / #include <et/com_err.h> #define ASN1_BAD_TIMEFORMAT (1859794432L) #define ASN1_MISSING_FIELD (1859794433L) #define ASN1_MISPLACED_FIELD (1859794434L) #define ASN1_TYPE_MISMATCH (1859794435L) #define ASN1_OVERFLOW (1859794436L) #define ASN1_OVERRUN (1859794437L) #define ASN1_BAD_ID (1859794438L) #define ASN1_BAD_LENGTH (1859794439L) #define ASN1_BAD_FORMAT (1859794440L) #define ASN1_PARSE_ERROR (1859794441L) #define ASN1_BAD_GMTIME (1859794442L) #define ASN1_MISMATCH_INDEF (1859794443L) #define ASN1_MISSING_EOC (1859794444L) #define ASN1_OMITTED (1859794445L) extern const struct error_table et_asn1_error_table; extern void initialize_asn1_error_table(void); / For compatibility with Heimdal / extern void initialize_asn1_error_table_r(struct et_list list); #define ERROR_TABLE_BASE_asn1 (1859794432L) / for compatibility with older versions... / #define init_asn1_err_tbl initialize_asn1_error_table #define asn1_err_base ERROR_TABLE_BASE_asn1 #endif / KRB5_KRB5_H_INCLUDED */	338.15 KB	2024-07-15 12:34
📄 localauth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2013 by the Massachusetts Institute of Technology. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / * Declarations for localauth plugin module implementors. * * The localauth pluggable interface currently has only one supported major * version, which is 1. Major version 1 has a current minor version number of * 1. * * Localauth plugin modules should define a function named * localauth_<modulename>_initvt, matching the signature: * * krb5_error_code * localauth_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_localauth_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_LOCALAUTH_PLUGIN_H #define KRB5_LOCALAUTH_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> / An abstract type for localauth module data. / typedef struct krb5_localauth_moddata_st krb5_localauth_moddata; /* Method type declarations / / Optional: Initialize module data. / typedef krb5_error_code (krb5_localauth_init_fn)(krb5_context context, krb5_localauth_moddata data); / Optional: Release resources used by module data. / typedef void (krb5_localauth_fini_fn)(krb5_context context, krb5_localauth_moddata data); /* * Optional: Determine whether aname is authorized to log in as the local * account lname. Return 0 if aname is authorized, EPERM if aname is * authoritatively not authorized, KRB5_PLUGIN_NO_HANDLE if the module cannot * determine whether aname is authorized, and any other error code for a * serious failure to process the request. aname will be considered authorized * if at least one module returns 0 and all other modules return * KRB5_PLUGIN_NO_HANDLE. / typedef krb5_error_code (krb5_localauth_userok_fn)(krb5_context context, krb5_localauth_moddata data, krb5_const_principal aname, const char lname); / * Optional (mandatory if an2ln_types is set): Determine the local account name * corresponding to aname. Return 0 and set lname_out if a mapping can be determined; the contents of lname_out will later be released with a call to the module's free_string method. Return KRB5_LNAME_NOTRANS if no mapping * can be determined. Return any other error code for a serious failure to * process the request; this will halt the krb5_aname_to_localname operation. * * If the module's an2ln_types field is set, this method will only be invoked * when a profile "auth_to_local" value references one of the module's types. * type and residual will be set to the type and residual of the auth_to_local * value. * * If the module's an2ln_types field is not set but the an2ln method is * implemented, this method will be invoked independently of the profile's * auth_to_local settings, with type and residual set to NULL. If multiple * modules are registered with an2ln methods but no an2ln_types field, the * order of invocation is not defined, but all such modules will be consulted * before the built-in mechanisms are tried. / typedef krb5_error_code (krb5_localauth_an2ln_fn)(krb5_context context, krb5_localauth_moddata data, const char type, const char residual, krb5_const_principal aname, char *lname_out); / * Optional (mandatory if an2ln is implemented): Release the memory returned by * an invocation of an2ln. / typedef void (krb5_localauth_free_string_fn)(krb5_context context, krb5_localauth_moddata data, char str); / localauth vtable for major version 1. / typedef struct krb5_localauth_vtable_st { const char name; /* Mandatory: name of module. / const char an2ln_types; / Optional: uppercase auth_to_local types / krb5_localauth_init_fn init; krb5_localauth_fini_fn fini; krb5_localauth_userok_fn userok; krb5_localauth_an2ln_fn an2ln; krb5_localauth_free_string_fn free_string; / Minor version 1 ends here. / } krb5_localauth_vtable; #endif /* KRB5_LOCALAUTH_PLUGIN_H */	5.74 KB	2024-07-15 12:34
📄 locate_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright 2006 Massachusetts Institute of Technology. * All Rights Reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / / * * Service location plugin definitions for Kerberos 5. / #ifndef KRB5_LOCATE_PLUGIN_H_INCLUDED #define KRB5_LOCATE_PLUGIN_H_INCLUDED #include <krb5/krb5.h> enum locate_service_type { locate_service_kdc = 1, locate_service_master_kdc, locate_service_kadmin, locate_service_krb524, locate_service_kpasswd }; typedef struct krb5plugin_service_locate_ftable { int minor_version; / currently 0 / / Per-context setup and teardown. Returned void* blob is private to the plugin. / krb5_error_code (init)(krb5_context, void *); void (fini)(void ); / Callback function returns non-zero if the plugin function should quit and return; this may be because of an error, or may indicate we've already contacted the service, whatever. The lookup function should only return an error if it detects a problem, not if the callback function tells it to quit. / krb5_error_code (lookup)(void , enum locate_service_type svc, const char realm, int socktype, int family, int (cbfunc)(void ,int,struct sockaddr ), void cbdata); } krb5plugin_service_locate_ftable; /* extern krb5plugin_service_locate_ftable service_locator; */ #endif	2.56 KB	2024-07-15 12:34
📄 plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2010 by the Massachusetts Institute of Technology. * All rights reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / / Generic declarations for dynamic modules implementing krb5 plugin * modules. / #ifndef KRB5_PLUGIN_H #define KRB5_PLUGIN_H / krb5_plugin_vtable is an abstract type. Module initvt functions will cast * it to the appropriate interface-specific vtable type. / typedef struct krb5_plugin_vtable_st krb5_plugin_vtable; /* * krb5_plugin_initvt_fn is the type of all module initvt functions. Based on * the maj_ver argument, the initvt function should cast vtable to the * appropriate type and then fill it in. If a vtable has been expanded, * min_ver indicates which version of the vtable is being filled in. / typedef krb5_error_code (krb5_plugin_initvt_fn)(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable); #endif /* KRB5_PLUGIN_H */	2.04 KB	2024-07-15 12:34
📄 preauth_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2012 by the Massachusetts Institute of Technology. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. / / This header includes the clpreauth and kdcpreauth interface declarations, * for backward compatibility and convenience. / #ifndef KRB5_PREAUTH_PLUGIN_H #define KRB5_PREAUTH_PLUGIN_H #include <krb5/clpreauth_plugin.h> #include <krb5/kdcpreauth_plugin.h> #endif / KRB5_PREAUTH_PLUGIN_H */	1.73 KB	2024-07-15 12:34
📄 pwqual_plugin.h /* -- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -- / / * Copyright (C) 2010 by the Massachusetts Institute of Technology. * All rights reserved. * * Export of this software from the United States of America may * require a specific license from the United States Government. * It is the responsibility of any person or organization contemplating * export to obtain such a license before exporting. * * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and * distribute this software and its documentation for any purpose and * without fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright notice and * this permission notice appear in supporting documentation, and that * the name of M.I.T. not be used in advertising or publicity pertaining * to distribution of the software without specific, written prior * permission. Furthermore if you modify this software you must label * your software as modified software and not distribute it in such a * fashion that it might be confused with the original M.I.T. software. * M.I.T. makes no representations about the suitability of * this software for any purpose. It is provided "as is" without express * or implied warranty. / / * Declarations for password quality plugin module implementors. * * The password quality pluggable interface currently has only one supported * major version, which is 1. Major version 1 has a current minor version * number of 1. * * Password quality plugin modules should define a function named * pwqual_<modulename>_initvt, matching the signature: * * krb5_error_code * pwqual_modname_initvt(krb5_context context, int maj_ver, int min_ver, * krb5_plugin_vtable vtable); * * The initvt function should: * * - Check that the supplied maj_ver number is supported by the module, or * return KRB5_PLUGIN_VER_NOTSUPP if it is not. * * - Cast the vtable pointer as appropriate for maj_ver: * maj_ver == 1: Cast to krb5_pwqual_vtable * * - Initialize the methods of the vtable, stopping as appropriate for the * supplied min_ver. Optional methods may be left uninitialized. * * Memory for the vtable is allocated by the caller, not by the module. / #ifndef KRB5_PWQUAL_PLUGIN_H #define KRB5_PWQUAL_PLUGIN_H #include <krb5/krb5.h> #include <krb5/plugin.h> #include <kadm5/admin.h> / An abstract type for password quality module data. / typedef struct krb5_pwqual_moddata_st krb5_pwqual_moddata; /* Method type declarations / / Optional: Initialize module data. dictfile is the realm's configured * dictionary filename. / typedef krb5_error_code (krb5_pwqual_open_fn)(krb5_context context, const char dict_file, krb5_pwqual_moddata data); /* * Mandatory: Check a password for the principal princ, which has an associated * password policy named policy_name (or no associated policy if policy_name is * NULL). The parameter languages, if not NULL, contains a null-terminated * list of client-specified language tags as defined in RFC 5646. The method * should return one of the following errors if the password fails quality * standards: * * - KADM5_PASS_Q_TOOSHORT: password should be longer * - KADM5_PASS_Q_CLASS: password must have more character classes * - KADM5_PASS_Q_DICT: password contains dictionary words * - KADM5_PASS_Q_GENERIC: unspecified quality failure * * The module should also set an extended error message with * krb5_set_error_message(). The message may be localized according to one of * the language tags in languages. / typedef krb5_error_code (krb5_pwqual_check_fn)(krb5_context context, krb5_pwqual_moddata data, const char password, const char policy_name, krb5_principal princ, const char *languages); / Optional: Release resources used by module data. / typedef void (krb5_pwqual_close_fn)(krb5_context context, krb5_pwqual_moddata data); /* vtable declarations / /* Password quality plugin vtable for major version 1. / typedef struct krb5_pwqual_vtable_st { const char name; /* Mandatory: name of module. / krb5_pwqual_open_fn open; krb5_pwqual_check_fn check; krb5_pwqual_close_fn close; / Minor version 1 ends here. / } krb5_pwqual_vtable; #endif /* KRB5_PWQUAL_PLUGIN_H */	4.32 KB	2024-07-15 12:34

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