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signature size for LeaseSet

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orignal 2014-08-23 08:41:06 -04:00
parent 2bc1ba1a9c
commit 8b81ba8d45
4 changed files with 25 additions and 29 deletions
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12
Signature.h
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@ -18,7 +18,7 @@ namespace crypto
public:
virtual ~Verifier () {};
virtual bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) = 0;
virtual bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const = 0;
virtual size_t GetPublicKeyLen () const = 0;
virtual size_t GetSignatureLen () const = 0;
};
@ -28,7 +28,7 @@ namespace crypto
public:
virtual ~Signer () {};
virtual void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature) = 0;
virtual void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature) const = 0;
};
class DSAVerifier: public Verifier
@ -40,7 +40,7 @@ namespace crypto
m_PublicKey.Initialize (dsap, dsaq, dsag, CryptoPP::Integer (signingKey, 128));
}
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature)
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const
{
CryptoPP::DSA::Verifier verifier (m_PublicKey);
return verifier.VerifyMessage (buf, len, signature, 40);
@ -63,7 +63,7 @@ namespace crypto
m_PrivateKey.Initialize (dsap, dsaq, dsag, CryptoPP::Integer (signingPrivateKey, 20));
}
void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature)
void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature) const
{
CryptoPP::DSA::Signer signer (m_PrivateKey);
signer.SignMessage (rnd, buf, len, signature);
@ -95,7 +95,7 @@ namespace crypto
CryptoPP::Integer (signingKey + 32, 32)));
}
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature)
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const
{
CryptoPP::ECDSA<CryptoPP::ECP, CryptoPP::SHA256>::Verifier verifier (m_PublicKey);
return verifier.VerifyMessage (buf, len, signature, 64);
@ -118,7 +118,7 @@ namespace crypto
m_PrivateKey.Initialize (CryptoPP::ASN1::secp256r1(), CryptoPP::Integer (signingPrivateKey, 32));
}
void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature)
void Sign (CryptoPP::RandomNumberGenerator& rnd, const uint8_t * buf, int len, uint8_t * signature) const
{
CryptoPP::ECDSA<CryptoPP::ECP, CryptoPP::SHA256>::Signer signer (m_PrivateKey);
signer.SignMessage (rnd, buf, len, signature);