Crypto++
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#include <pubkey.h>
Public Member Functions | |
void | InputRecoverableMessage (PK_MessageAccumulator &messageAccumulator, const byte *recoverableMessage, size_t recoverableMessageLength) const |
size_t | SignAndRestart (RandomNumberGenerator &rng, PK_MessageAccumulator &messageAccumulator, byte *signature, bool restart=true) const |
sign and restart messageAccumulator More... | |
size_t | SignatureLength () const |
size_t | MaxRecoverableLength () const |
size_t | MaxRecoverableLengthFromSignatureLength (size_t signatureLength) const |
bool | IsProbabilistic () const |
bool | AllowNonrecoverablePart () const |
bool | RecoverablePartFirst () const |
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 messageAccumulator (even in case of exception thrown) More... | |
virtual size_t | SignMessage (RandomNumberGenerator &rng, const byte *message, size_t messageLen, byte *signature) const |
sign a message More... | |
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 More... | |
virtual size_t | MaxSignatureLength (size_t recoverablePartLength=0) const |
maximum signature length produced for a given length of recoverable message part | |
virtual bool | SignatureUpfront () const |
if this function returns true, during verification you must input the signature before the message, otherwise you can input it at anytime */ | |
CryptoMaterial & | AccessMaterial () |
returns a reference to the crypto material used by this object | |
const CryptoMaterial & | GetMaterial () const |
returns a const reference to the crypto material used by this object | |
virtual PrivateKey & | AccessPrivateKey ()=0 |
virtual const PrivateKey & | GetPrivateKey () const |
void | BERDecode (BufferedTransformation &bt) |
for backwards compatibility, calls AccessMaterial().Load(bt) | |
void | DEREncode (BufferedTransformation &bt) const |
for backwards compatibility, calls GetMaterial().Save(bt) | |
virtual std::string | AlgorithmName () const |
returns name of this algorithm, not universally implemented yet | |
virtual Clonable * | Clone () const |
this is not implemented by most classes yet | |
Protected Types | |
typedef RandomizedTrapdoorFunctionInverse | TrapdoorFunctionInterface |
typedef PK_SignatureMessageEncodingMethod | MessageEncodingInterface |
Protected Member Functions | |
size_t | MessageRepresentativeLength () const |
size_t | MessageRepresentativeBitLength () const |
virtual HashIdentifier | GetHashIdentifier () const =0 |
virtual size_t | GetDigestSize () const =0 |
virtual const TrapdoorFunctionBounds & | GetTrapdoorFunctionBounds () const =0 |
virtual const TrapdoorFunctionInterface & | GetTrapdoorFunctionInterface () const =0 |
virtual const MessageEncodingInterface & | GetMessageEncodingInterface () const =0 |
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sign and restart messageAccumulator
Implements PK_Signer.
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virtualinherited |
sign and delete messageAccumulator (even in case of exception thrown)
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virtualinherited |
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virtualinherited |
sign a recoverable message