DSA signature algorithm based on RFC 6979. More...

#include <gfpcrypt.h>

Inheritance diagram for DL_Algorithm_DSA_RFC6979< T, H >:

Collaboration diagram for DL_Algorithm_DSA_RFC6979< T, H >:

Public Member Functions
CRYPTOPP_STATIC_CONSTEXPR const char *CRYPTOPP_API	StaticAlgorithmName ()

virtual	~DL_Algorithm_DSA_RFC6979 ()

bool	IsProbabilistic () const

bool	IsDeterministic () const

Integer	GenerateRandom (const Integer &x, const Integer &q, const Integer &e) const

Public Member Functions inherited from DL_Algorithm_GDSA< T >
CRYPTOPP_STATIC_CONSTEXPR const char *CRYPTOPP_API	StaticAlgorithmName ()

virtual	~DL_Algorithm_GDSA ()

void	Sign (const DL_GroupParameters< T > &params, const Integer &x, const Integer &k, const Integer &e, Integer &r, Integer &s) const

bool	Verify (const DL_GroupParameters< T > &params, const DL_PublicKey< T > &publicKey, const Integer &e, const Integer &r, const Integer &s) const

Public Member Functions inherited from DL_ElgamalLikeSignatureAlgorithm< T >
virtual	~DL_ElgamalLikeSignatureAlgorithm ()

virtual Integer	RecoverPresignature (const DL_GroupParameters< T > &params, const DL_PublicKey< T > &publicKey, const Integer &r, const Integer &s) const

virtual size_t	RLen (const DL_GroupParameters< T > &params) const

virtual size_t	SLen (const DL_GroupParameters< T > &params) const

Public Member Functions inherited from DeterministicSignatureAlgorithm
virtual	~DeterministicSignatureAlgorithm ()

Protected Member Functions
Integer	bits2int (const SecByteBlock &bits, size_t qlen) const

SecByteBlock	int2octets (const Integer &val, size_t rlen) const

SecByteBlock	bits2octets (const SecByteBlock &in, const Integer &q) const

Private Attributes
H	m_hash

HMAC< H >	m_hmac

Detailed Description

template<class T, class H>
class DL_Algorithm_DSA_RFC6979< T, H >

DSA signature algorithm based on RFC 6979.

Template Parameters

T	FieldElement type or class
H	HashTransformation derived class

See also: RFC 6979, Deterministic Usage of the Digital Signature Algorithm (DSA) and Elliptic Curve Digital Signature Algorithm (ECDSA)

Since: Crypto++ 5.7

Definition at line 236 of file gfpcrypt.h.

Constructor & Destructor Documentation

template<class T, class H>

virtual DL_Algorithm_DSA_RFC6979< T, H >::~DL_Algorithm_DSA_RFC6979 ( )

inlinevirtual

Definition at line 241 of file gfpcrypt.h.

Member Function Documentation

template<class T, class H>

Integer DL_Algorithm_DSA_RFC6979< T, H >::bits2int	(	const SecByteBlock &	bits,
		size_t	qlen
	)		const

inlineprotected

Definition at line 344 of file gfpcrypt.h.

template<class T, class H>

SecByteBlock DL_Algorithm_DSA_RFC6979< T, H >::bits2octets	(	const SecByteBlock &	in,
		const Integer &	q
	)		const

inlineprotected

Definition at line 384 of file gfpcrypt.h.

template<class T, class H>

Integer DL_Algorithm_DSA_RFC6979< T, H >::GenerateRandom	(	const Integer &	x,
		const Integer &	q,
		const Integer &	e
	)		const

inlinevirtual

Implements DeterministicSignatureAlgorithm.

Definition at line 249 of file gfpcrypt.h.

template<class T, class H>

SecByteBlock DL_Algorithm_DSA_RFC6979< T, H >::int2octets	(	const Integer &	val,
		size_t	rlen
	)		const

inlineprotected

Definition at line 357 of file gfpcrypt.h.

template<class T, class H>

bool DL_Algorithm_DSA_RFC6979< T, H >::IsDeterministic ( ) const

inlinevirtual

Reimplemented from DL_ElgamalLikeSignatureAlgorithm< T >.

Definition at line 245 of file gfpcrypt.h.

template<class T, class H>

bool DL_Algorithm_DSA_RFC6979< T, H >::IsProbabilistic ( ) const

inline

Definition at line 243 of file gfpcrypt.h.

template<class T, class H>

CRYPTOPP_STATIC_CONSTEXPR const char* CRYPTOPP_API DL_Algorithm_DSA_RFC6979< T, H >::StaticAlgorithmName ( )

inline

Definition at line 239 of file gfpcrypt.h.

Member Data Documentation

template<class T, class H>

H DL_Algorithm_DSA_RFC6979< T, H >::m_hash

mutableprivate

Definition at line 392 of file gfpcrypt.h.

template<class T, class H>

HMAC<H> DL_Algorithm_DSA_RFC6979< T, H >::m_hmac

mutableprivate

Definition at line 393 of file gfpcrypt.h.

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

src/cryptopp/gfpcrypt.h

Public Member Functions

Protected Member Functions

Private Attributes

Detailed Description

template<class T, class H> class DL_Algorithm_DSA_RFC6979< T, H >

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<class T, class H>
class DL_Algorithm_DSA_RFC6979< T, H >