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korayakov
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Файл:Документация по криптоалгоритмам / CRYPTO30 / dh2
.h#ifndef CRYPTOPP_DH2_H
#define CRYPTOPP_DH2_H
#include "cryptlib.h"
NAMESPACE_BEGIN(CryptoPP)
class DH2 : public PK_AuthenticatedKeyAgreementDomain
{
public:
DH2(const PK_SimpleKeyAgreementDomain &domain)
: d1(domain), d2(domain) {}
DH2(const PK_SimpleKeyAgreementDomain &staticDomain, const PK_SimpleKeyAgreementDomain &ephemeralDomain)
: d1(staticDomain), d2(ephemeralDomain) {}
bool ValidateDomainParameters(RandomNumberGenerator &rng) const
{return d1.ValidateDomainParameters(rng) && d2.ValidateDomainParameters(rng);}
unsigned int AgreedValueLength() const
{return d1.AgreedValueLength() + d2.AgreedValueLength();}
unsigned int StaticPrivateKeyLength() const
{return d1.PrivateKeyLength();}
unsigned int StaticPublicKeyLength() const
{return d1.PublicKeyLength();}
void GenerateStaticKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const
{d1.GenerateKeyPair(rng, privateKey, publicKey);}
unsigned int EphemeralPrivateKeyLength() const
{return d2.PrivateKeyLength();}
unsigned int EphemeralPublicKeyLength() const
{return d2.PublicKeyLength();}
void GenerateEphemeralKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const
{d2.GenerateKeyPair(rng, privateKey, publicKey);}
bool Agree(byte *agreedValue,
const byte *staticPrivateKey, const byte *ephemeralPrivateKey,
const byte *staticOtherPublicKey, const byte *ephemeralOtherPublicKey,
bool validateStaticOtherPublicKey=true) const;
protected:
const PK_SimpleKeyAgreementDomain &d1, &d2;
};
NAMESPACE_END
#endif
Соседние файлы в папке CRYPTO30