Interface for message encoding method for public key signature schemes. More...

#include <pubkey.h>

Inheritance diagram for DL_SignatureMessageEncodingMethod_NR:

Collaboration diagram for DL_SignatureMessageEncodingMethod_NR:

Public Member Functions
void	ComputeMessageRepresentative (RandomNumberGenerator &rng, const byte recoverableMessage, size_t recoverableMessageLength, HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, byte representative, size_t representativeBitLength) const

Public Member Functions inherited from PK_DeterministicSignatureMessageEncodingMethod
bool	VerifyMessageRepresentative (HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, byte *representative, size_t representativeBitLength) const

Public Member Functions inherited from PK_SignatureMessageEncodingMethod
virtual	~PK_SignatureMessageEncodingMethod ()

virtual size_t	MinRepresentativeBitLength (size_t hashIdentifierLength, size_t digestLength) const

virtual size_t	MaxRecoverableLength (size_t representativeBitLength, size_t hashIdentifierLength, size_t digestLength) const

bool	IsProbabilistic () const
	Determines whether an encoding method requires a random number generator. More...

bool	AllowNonrecoverablePart () const

virtual bool	RecoverablePartFirst () const

virtual void	ProcessSemisignature (HashTransformation &hash, const byte *semisignature, size_t semisignatureLength) const

virtual void	ProcessRecoverableMessage (HashTransformation &hash, const byte recoverableMessage, size_t recoverableMessageLength, const byte presignature, size_t presignatureLength, SecByteBlock &semisignature) const

virtual DecodingResult	RecoverMessageFromRepresentative (HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, byte representative, size_t representativeBitLength, byte recoveredMessage) const

virtual DecodingResult	RecoverMessageFromSemisignature (HashTransformation &hash, HashIdentifier hashIdentifier, const byte presignature, size_t presignatureLength, const byte semisignature, size_t semisignatureLength, byte *recoveredMessage) const

Detailed Description

Interface for message encoding method for public key signature schemes.

DL_SignatureMessageEncodingMethod_NR provides interfaces for message encoding method for Nyberg-Rueppel.

Definition at line 441 of file pubkey.h.

Member Function Documentation

void DL_SignatureMessageEncodingMethod_NR::ComputeMessageRepresentative	(	RandomNumberGenerator &	rng,
		const byte *	recoverableMessage,
		size_t	recoverableMessageLength,
		HashTransformation &	hash,
		HashIdentifier	hashIdentifier,
		bool	messageEmpty,
		byte *	representative,
		size_t	representativeBitLength
	)		const

virtual

Implements PK_SignatureMessageEncodingMethod.

Definition at line 103 of file gfpcrypt.cpp.

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The documentation for this class was generated from the following files:

src/cryptopp/pubkey.h
src/cryptopp/gfpcrypt.cpp

Public Member Functions

Detailed Description

Member Function Documentation