Crypto++
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PK_SignatureMessageEncodingMethod Class Referenceabstract

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

#include <pubkey.h>

Inheritance diagram for PK_SignatureMessageEncodingMethod:
PK_DeterministicSignatureMessageEncodingMethod PK_RecoverableSignatureMessageEncodingMethod DL_SignatureMessageEncodingMethod_DSA DL_SignatureMessageEncodingMethod_NR EMSA2HashIdLookup< PK_DeterministicSignatureMessageEncodingMethod > EMSA5Pad< T > PKCS1v15_SignatureMessageEncodingMethod PSSR_MEM_Base EMSA2Pad EMSA2HashIdLookup< PSSR_MEM_Base > PSSR_MEM_BaseWithHashId< false > PSSR_MEM_BaseWithHashId< true >

Classes

struct  HashIdentifierLookup
 

Public Member Functions

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
 
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 void ComputeMessageRepresentative (RandomNumberGenerator &rng, const byte *recoverableMessage, size_t recoverableMessageLength, HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, byte *representative, size_t representativeBitLength) const =0
 
virtual bool VerifyMessageRepresentative (HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, byte *representative, size_t representativeBitLength) const =0
 
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

Definition at line 184 of file pubkey.h.


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