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Signature.h added

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orignal 2014-08-21 11:15:04 -04:00
parent b671de27ce
commit aaa8e39d68
5 changed files with 48 additions and 1 deletions
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43
Signature.h Normal file
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#ifndef SIGNATURE_H__
#define SIGNATURE_H__
#include <inttypes.h>
#include <cryptopp/dsa.h>
#include "CryptoConst.h"
namespace i2p
{
namespace crypto
{
class Verifier
{
public:
virtual ~Verifier () {};
virtual bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature) = 0;
};
class DSAVerifier: public Verifier
{
public:
DSAVerifier (const uint8_t * signingKey)
{
m_PublicKey.Initialize (dsap, dsaq, dsag, CryptoPP::Integer (signingKey, 128));
}
bool Verify (const uint8_t * buf, size_t len, const uint8_t * signature)
{
CryptoPP::DSA::Verifier verifier (m_PublicKey);
return verifier.VerifyMessage (buf, len, signature, 40);
}
private:
CryptoPP::DSA::PublicKey m_PublicKey;
};
}
}
#endif