PSSR Message Encoding Method interface. More...

#include <pssr.h>

Inheritance diagram for PSSR_MEM_Base:

Collaboration diagram for PSSR_MEM_Base:

Public Member Functions
virtual	~PSSR_MEM_Base ()

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

Public Member Functions inherited from PK_SignatureMessageEncodingMethod
virtual	~PK_SignatureMessageEncodingMethod ()

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

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

Protected Member Functions
virtual bool	AllowRecovery () const =0

virtual size_t	SaltLen (size_t hashLen) const =0

virtual size_t	MinPadLen (size_t hashLen) const =0

virtual const MaskGeneratingFunction &	GetMGF () const =0

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

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

bool	IsProbabilistic () const

bool	AllowNonrecoverablePart () const

bool	RecoverablePartFirst () const

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

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

Detailed Description

PSSR Message Encoding Method interface.

Definition at line 20 of file pssr.h.

Constructor & Destructor Documentation

virtual PSSR_MEM_Base::~PSSR_MEM_Base ( )

inlinevirtual

Definition at line 23 of file pssr.h.

Member Function Documentation

bool PSSR_MEM_Base::AllowNonrecoverablePart ( ) const

private

Definition at line 37 of file pssr.cpp.

virtual bool PSSR_MEM_Base::AllowRecovery ( ) const

protectedpure virtual

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

privatevirtual

Implements PK_SignatureMessageEncodingMethod.

Definition at line 47 of file pssr.cpp.

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virtual const MaskGeneratingFunction& PSSR_MEM_Base::GetMGF ( ) const

protectedpure virtual

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bool PSSR_MEM_Base::IsProbabilistic ( ) const

private

Definition at line 32 of file pssr.cpp.

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size_t PSSR_MEM_Base::MaxRecoverableLength	(	size_t	representativeBitLength,
		size_t	hashIdentifierLength,
		size_t	digestLength
	)		const

privatevirtual

Reimplemented from PK_SignatureMessageEncodingMethod.

Definition at line 25 of file pssr.cpp.

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virtual size_t PSSR_MEM_Base::MinPadLen ( size_t hashLen ) const

protectedpure virtual

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

privatevirtual

Reimplemented from PK_SignatureMessageEncodingMethod.

Definition at line 18 of file pssr.cpp.

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bool PSSR_MEM_Base::RecoverablePartFirst ( ) const

privatevirtual

Reimplemented from PK_SignatureMessageEncodingMethod.

Definition at line 42 of file pssr.cpp.

DecodingResult PSSR_MEM_Base::RecoverMessageFromRepresentative	(	HashTransformation &	hash,
		HashIdentifier	hashIdentifier,
		bool	messageEmpty,
		byte *	representative,
		size_t	representativeBitLength,
		byte *	recoverableMessage
	)		const

privatevirtual

Reimplemented from PK_SignatureMessageEncodingMethod.

Definition at line 96 of file pssr.cpp.

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virtual size_t PSSR_MEM_Base::SaltLen ( size_t hashLen ) const

protectedpure virtual

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

src/cryptopp/pssr.h
src/cryptopp/pssr.cpp

Public Member Functions

Protected Member Functions

Private Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation