Crypto++ 8.9
Free C++ class library of cryptographic schemes
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Trapdoor Function (TF) Signer base class. More...
#include <pubkey.h>
Public Member Functions | |
void | InputRecoverableMessage (PK_MessageAccumulator &messageAccumulator, const byte *recoverableMessage, size_t recoverableMessageLength) const |
Input a recoverable message to an accumulator. | |
size_t | SignAndRestart (RandomNumberGenerator &rng, PK_MessageAccumulator &messageAccumulator, byte *signature, bool restart=true) const |
Sign and restart messageAccumulator. | |
Public Member Functions inherited from TF_SignatureSchemeBase< PK_Signer, TF_Base< RandomizedTrapdoorFunctionInverse, PK_SignatureMessageEncodingMethod > > | |
size_t | SignatureLength () const |
size_t | MaxRecoverableLength () const |
size_t | MaxRecoverableLengthFromSignatureLength (size_t signatureLength) const |
bool | IsProbabilistic () const |
bool | AllowNonrecoverablePart () const |
bool | RecoverablePartFirst () const |
Public Member Functions inherited from PK_Signer | |
virtual PK_MessageAccumulator * | NewSignatureAccumulator (RandomNumberGenerator &rng) const =0 |
Create a new HashTransformation to accumulate the message to be signed. | |
virtual size_t | Sign (RandomNumberGenerator &rng, PK_MessageAccumulator *messageAccumulator, byte *signature) const |
Sign and delete the messageAccumulator. | |
virtual size_t | SignMessage (RandomNumberGenerator &rng, const byte *message, size_t messageLen, byte *signature) const |
Sign a message. | |
virtual size_t | SignMessageWithRecovery (RandomNumberGenerator &rng, const byte *recoverableMessage, size_t recoverableMessageLength, const byte *nonrecoverableMessage, size_t nonrecoverableMessageLength, byte *signature) const |
Sign a recoverable message. | |
Public Member Functions inherited from PK_SignatureScheme | |
virtual size_t | MaxSignatureLength (size_t recoverablePartLength=0) const |
Provides the maximum signature length produced given the length of the recoverable message part. | |
virtual bool | SignatureUpfront () const |
Determines whether the signature must be input before the message. | |
Public Member Functions inherited from PrivateKeyAlgorithm | |
CryptoMaterial & | AccessMaterial () |
Retrieves a reference to a Private Key. | |
const CryptoMaterial & | GetMaterial () const |
Retrieves a reference to a Private Key. | |
virtual PrivateKey & | AccessPrivateKey ()=0 |
Retrieves a reference to a Private Key. | |
virtual const PrivateKey & | GetPrivateKey () const |
Retrieves a reference to a Private Key. | |
Public Member Functions inherited from Algorithm | |
Algorithm (bool checkSelfTestStatus=true) | |
Interface for all crypto algorithms. | |
virtual std::string | AlgorithmName () const |
Provides the name of this algorithm. | |
virtual std::string | AlgorithmProvider () const |
Retrieve the provider of this algorithm. | |
Public Member Functions inherited from Clonable | |
virtual Clonable * | Clone () const |
Copies this object. | |
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virtual |
Input a recoverable message to an accumulator.
messageAccumulator | a reference to a PK_MessageAccumulator |
recoverableMessage | a pointer to the recoverable message part to be signed |
recoverableMessageLength | the size of the recoverable message part |
Implements PK_Signer.
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virtual |
Sign and restart messageAccumulator.
rng | a RandomNumberGenerator derived class |
messageAccumulator | a pointer to a PK_MessageAccumulator derived class |
signature | a block of bytes for the signature |
restart | flag indicating whether the messageAccumulator should be restarted |
COUNTOF(signature) == MaxSignatureLength()
Implements PK_Signer.