EMSA2 padding method. More...

#include <emsa2.h>

Inheritance diagram for EMSA2Pad:

Public Member Functions
size_t	MinRepresentativeBitLength (size_t hashIdentifierLength, size_t digestLength) const

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 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.

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

Static Public Member Functions
static const char *	StaticAlgorithmName ()

Detailed Description

EMSA2 padding method.

Since: Crypto++ 5.0

Definition at line 71 of file emsa2.h.

Member Function Documentation

◆ StaticAlgorithmName()

static const char * EMSA2Pad::StaticAlgorithmName ( )

inlinestatic

Definition at line 74 of file emsa2.h.

◆ MinRepresentativeBitLength()

size_t EMSA2Pad::MinRepresentativeBitLength	(	size_t	hashIdentifierLength,
		size_t	digestLength
	)		const

inlinevirtual

Reimplemented from PK_SignatureMessageEncodingMethod.

Definition at line 76 of file emsa2.h.

◆ ComputeMessageRepresentative()

void EMSA2Pad::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.

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

emsa2.h

Public Member Functions

Static Public Member Functions

Detailed Description

Member Function Documentation

◆ StaticAlgorithmName()

◆ MinRepresentativeBitLength()

◆ ComputeMessageRepresentative()