#include <pubkey.h>
Inheritance diagram for DL_SignerImpl< SCHEME_OPTIONS >:

Definition at line 1322 of file pubkey.h.
Public Types | |
| typedef SCHEME_OPTIONS::PrivateKey::Element | Element |
| typedef SCHEME_OPTIONS | SchemeOptions |
Public Member Functions | |
| PK_MessageAccumulator * | NewSignatureAccumulator (RandomNumberGenerator &rng) const |
| create a new HashTransformation to accumulate the message to be signed | |
| PrivateKey & | AccessPrivateKey () |
| PublicKey & | AccessPublicKey () |
| const SCHEME_OPTIONS::PrivateKey & | GetKey () const |
| SCHEME_OPTIONS::PrivateKey & | AccessKey () |
| std::string | AlgorithmName () const |
| returns name of this algorithm, not universally implemented yet | |
| void | RawSign (const Integer &k, const Integer &e, Integer &r, Integer &s) const |
| void | InputRecoverableMessage (PK_MessageAccumulator &messageAccumulator, const byte *recoverableMessage, unsigned int recoverableMessageLength) const |
| unsigned int | SignAndRestart (RandomNumberGenerator &rng, PK_MessageAccumulator &messageAccumulator, byte *signature, bool restart) const |
| sign and restart messageAccumulator | |
| unsigned int | SignatureLength () const |
| signature length if it only depends on the key, otherwise 0 | |
| unsigned int | MaxRecoverableLength () const |
| length of longest message that can be recovered, or 0 if this signature scheme does not support message recovery | |
| unsigned int | MaxRecoverableLengthFromSignatureLength (unsigned int signatureLength) const |
| length of longest message that can be recovered from a signature of given length, or 0 if this signature scheme does not support message recovery | |
| bool | IsProbabilistic () const |
| requires a random number generator to sign | |
| bool | AllowNonrecoverablePart () const |
| whether or not a non-recoverable message part can be signed | |
| bool | RecoverablePartFirst () const |
| whether you must input the recoverable part before the non-recoverable part during signing | |
| virtual unsigned int | Sign (RandomNumberGenerator &rng, PK_MessageAccumulator *messageAccumulator, byte *signature) const |
| sign and delete messageAccumulator (even in case of exception thrown) | |
| virtual unsigned int | SignMessage (RandomNumberGenerator &rng, const byte *message, unsigned int messageLen, byte *signature) const |
| sign a message | |
| virtual unsigned int | SignMessageWithRecovery (RandomNumberGenerator &rng, const byte *recoverableMessage, unsigned int recoverableMessageLength, const byte *nonrecoverableMessage, unsigned int nonrecoverableMessageLength, byte *signature) const |
| sign a recoverable message | |
| virtual unsigned int | MaxSignatureLength (unsigned int 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 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 Clonable * | Clone () const |
| this is not implemented by most classes yet | |
Static Public Member Functions | |
| static std::string __cdecl | StaticAlgorithmName () |
Protected Types | |
| typedef DL_PrivateKey< SCHEME_OPTIONS::Element > | KeyInterface |
Protected Member Functions | |
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const DL_ElgamalLikeSignatureAlgorithm< Element > & | GetSignatureAlgorithm () const |
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const DL_KeyAgreementAlgorithm< Element > & | GetKeyAgreementAlgorithm () const |
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const DL_KeyDerivationAlgorithm< Element > & | GetKeyDerivationAlgorithm () const |
| const DL_SymmetricEncryptionAlgorithm & | GetSymmetricEncryptionAlgorithm () const |
| HashIdentifier | GetHashIdentifier () const |
| const PK_SignatureMessageEncodingMethod & | GetMessageEncodingInterface () const |
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DL_SignerBase< SCHEME_OPTIONS::Element >::KeyInterface & | AccessKeyInterface () |
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const DL_SignerBase< SCHEME_OPTIONS::Element >::KeyInterface & | GetKeyInterface () const |
| unsigned int | GetDigestSize () const |
| void | RestartMessageAccumulator (RandomNumberGenerator &rng, PK_MessageAccumulatorBase &ma) const |
| unsigned int | MessageRepresentativeLength () const |
| unsigned int | MessageRepresentativeBitLength () const |
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const DL_GroupParameters< Element > & | GetAbstractGroupParameters () const |
| DL_GroupParameters< Element > & | AccessAbstractGroupParameters () |
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sign and restart messageAccumulator
Implements PK_Signer. Definition at line 1018 of file pubkey.h. References PK_MessageAccumulatorBase::AccessHash(), Integer::Decode(), Integer::Encode(), DL_Base< KEY_INTERFACE >::GetAbstractGroupParameters(), DL_PrivateKey< T >::GetPrivateExponent(), PK_MessageAccumulatorBase::m_empty, PK_MessageAccumulatorBase::m_k, PK_MessageAccumulatorBase::m_presignature, PK_MessageAccumulatorBase::m_recoverableMessage, PK_MessageAccumulatorBase::m_semisignature, DL_SignatureSchemeBase< INTERFACE, KEY_INTERFACE >::MessageRepresentativeBitLength(), DL_ElgamalLikeSignatureAlgorithm< T >::RLen(), DL_ElgamalLikeSignatureAlgorithm< T >::Sign(), DL_SignatureSchemeBase< INTERFACE, KEY_INTERFACE >::SignatureLength(), SecBlock< T, A >::size(), and DL_ElgamalLikeSignatureAlgorithm< T >::SLen(). |
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Implements PK_SignatureScheme. |
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sign and delete messageAccumulator (even in case of exception thrown)
Definition at line 615 of file cryptlib.cpp. References PK_Signer::SignAndRestart(). Referenced by SignerFilter::Put2(). |
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sign a message
Definition at line 621 of file cryptlib.cpp. References PK_Signer::NewSignatureAccumulator(), and PK_Signer::SignAndRestart(). |
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sign a recoverable message
Definition at line 628 of file cryptlib.cpp. References PK_Signer::NewSignatureAccumulator(), and PK_Signer::SignAndRestart(). |
1.4.4