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Add eddsa from ref10 implementation (with some modifications).

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This commit is contained in:
EinMByte 2015-08-27 22:16:12 +02:00
parent 2fcc91a755
commit 93d60152d5
84 changed files with 5798 additions and 567 deletions
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44
core/crypto/EdDSA25519.cpp Normal file
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#include "EdDSA25519.h"
#include "ed25519/ed25519_ref10.h"
#include <cstring>
namespace i2p {
namespace crypto {
EDDSA25519Verifier::EDDSA25519Verifier(const uint8_t* signingKey)
{
std::memcpy(m_PublicKey, signingKey, EDDSA25519_PUBLIC_KEY_LENGTH);
}
bool EDDSA25519Verifier::Verify(const uint8_t* buf, size_t len, const uint8_t* signature) const
{
return ed25519_ref10_open(signature, buf, len, m_PublicKey) > 0;
}
size_t EDDSA25519Verifier::GetPublicKeyLen() const
{
return EDDSA25519_PUBLIC_KEY_LENGTH;
}
size_t EDDSA25519Verifier::GetSignatureLen() const
{
return EDDSA25519_SIGNATURE_LENGTH;
}
EDDSA25519Signer::EDDSA25519Signer(const uint8_t* signingPrivateKey)
{
std::memcpy(m_PrivateKey, signingPrivateKey, EDDSA25519_PRIVATE_KEY_LENGTH);
ed25519_ref10_pubkey(m_PublicKey, m_PrivateKey);
}
void EDDSA25519Signer::Sign(CryptoPP::RandomNumberGenerator& rnd, const uint8_t* buf, int len, uint8_t* signature) const
{
ed25519_ref10_sign(signature, buf, len, m_PrivateKey, m_PublicKey);
}
}
}