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📁 ..	-	2025-05-25 12:27
📄 ed25519.go // Copyright 2019 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Package ed25519 implements the Ed25519 signature algorithm. See // https://ed25519.cr.yp.to/. // // These functions are also compatible with the “Ed25519” function defined in // RFC 8032. However, unlike RFC 8032's formulation, this package's private key // representation includes a public key suffix to make multiple signing // operations with the same key more efficient. This package refers to the RFC // 8032 private key as the “seed”. // // This package is a wrapper around the standard library crypto/ed25519 package. package ed25519 import ( "crypto/ed25519" "io" ) const ( // PublicKeySize is the size, in bytes, of public keys as used in this package. PublicKeySize = 32 // PrivateKeySize is the size, in bytes, of private keys as used in this package. PrivateKeySize = 64 // SignatureSize is the size, in bytes, of signatures generated and verified by this package. SignatureSize = 64 // SeedSize is the size, in bytes, of private key seeds. These are the private key representations used by RFC 8032. SeedSize = 32 ) // PublicKey is the type of Ed25519 public keys. // // This type is an alias for crypto/ed25519's PublicKey type. // See the crypto/ed25519 package for the methods on this type. type PublicKey = ed25519.PublicKey // PrivateKey is the type of Ed25519 private keys. It implements crypto.Signer. // // This type is an alias for crypto/ed25519's PrivateKey type. // See the crypto/ed25519 package for the methods on this type. type PrivateKey = ed25519.PrivateKey // GenerateKey generates a public/private key pair using entropy from rand. // If rand is nil, crypto/rand.Reader will be used. func GenerateKey(rand io.Reader) (PublicKey, PrivateKey, error) { return ed25519.GenerateKey(rand) } // NewKeyFromSeed calculates a private key from a seed. It will panic if // len(seed) is not SeedSize. This function is provided for interoperability // with RFC 8032. RFC 8032's private keys correspond to seeds in this // package. func NewKeyFromSeed(seed []byte) PrivateKey { return ed25519.NewKeyFromSeed(seed) } // Sign signs the message with privateKey and returns a signature. It will // panic if len(privateKey) is not PrivateKeySize. func Sign(privateKey PrivateKey, message []byte) []byte { return ed25519.Sign(privateKey, message) } // Verify reports whether sig is a valid signature of message by publicKey. It // will panic if len(publicKey) is not PublicKeySize. func Verify(publicKey PublicKey, message, sig []byte) bool { return ed25519.Verify(publicKey, message, sig) }	2.63 KB	2025-05-25 12:27
📄 ed25519_test.go // Copyright 2019 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package ed25519_test import ( ed25519std "crypto/ed25519" "testing" "golang.org/x/crypto/ed25519" ) func TestTypeAlias(t *testing.T) { public, private, _ := ed25519std.GenerateKey(nil) message := []byte("test message") sig := ed25519.Sign(private, message) if !ed25519.Verify(public, message, sig) { t.Errorf("valid signature rejected") } }	515 B	2025-05-25 12:27

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