mirror of
https://github.com/PurpleI2P/i2pd
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58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
#include "EdDSA25519.h"
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#include "ed25519/ed25519_ref10.h"
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#include <cstring>
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namespace i2p {
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namespace crypto {
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EDDSA25519Verifier::EDDSA25519Verifier(const uint8_t* signingKey)
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{
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std::memcpy(m_PublicKey, signingKey, EDDSA25519_PUBLIC_KEY_LENGTH);
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}
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bool EDDSA25519Verifier::Verify(const uint8_t* buf, size_t len, const uint8_t* signature) const
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{
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return ed25519_ref10_open(signature, buf, len, m_PublicKey) >= 0;
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}
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size_t EDDSA25519Verifier::GetPublicKeyLen() const
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{
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return EDDSA25519_PUBLIC_KEY_LENGTH;
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}
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size_t EDDSA25519Verifier::GetSignatureLen() const
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{
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return EDDSA25519_SIGNATURE_LENGTH;
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}
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EDDSA25519Signer::EDDSA25519Signer(const uint8_t* signingPrivateKey, const uint8_t* signingPublicKey)
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{
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std::memcpy(m_PrivateKey, signingPrivateKey, EDDSA25519_PRIVATE_KEY_LENGTH);
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std::memcpy(m_PublicKey, signingPublicKey, EDDSA25519_PUBLIC_KEY_LENGTH);
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}
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EDDSA25519Signer::EDDSA25519Signer(const uint8_t* signingPrivateKey)
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{
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std::memcpy(m_PrivateKey, signingPrivateKey, EDDSA25519_PRIVATE_KEY_LENGTH);
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ed25519_ref10_pubkey(m_PublicKey, m_PrivateKey);
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}
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void EDDSA25519Signer::Sign(CryptoPP::RandomNumberGenerator&, const uint8_t* buf, int len, uint8_t* signature) const
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{
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ed25519_ref10_sign(signature, buf, len, m_PrivateKey, m_PublicKey);
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}
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void CreateEDDSARandomKeys(CryptoPP::RandomNumberGenerator& rnd, uint8_t* privateKey,
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uint8_t* publicKey)
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{
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rnd.GenerateBlock(privateKey, EDDSA25519_PRIVATE_KEY_LENGTH);
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ed25519_ref10_pubkey(publicKey, privateKey);
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}
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}
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}
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