#include "wizard/studio.h"
#include "wizard/exception.h"
#include "wizard/exception-private.h"
#include "wizard/memory_.h"
#include "wizard/signature.h"
#include "wizard/string_.h"

Include dependency graph for signature.c:

Macros
#define	Trunc32(x) ((x) & 0xffffffffUL)

#define	Ch(x, y, z) (((x) & (y)) ^ (~(x) & (z)))

#define	Maj(x, y, z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))

#define	RotateRight(x, n) Trunc32((((x) >> (n)) \| ((x) << (32-(n)))))

#define	Sigma0(x) (RotateRight(x,7) ^ RotateRight(x,18) ^ Trunc32((x) >> 3))

#define	Sigma1(x) (RotateRight(x,17) ^ RotateRight(x,19) ^ Trunc32((x) >> 10))

#define	Suma0(x) (RotateRight(x,2) ^ RotateRight(x,13) ^ RotateRight(x,22))

#define	Suma1(x) (RotateRight(x,6) ^ RotateRight(x,11) ^ RotateRight(x,25))

Functions
static void	TransformSignature (SignatureInfo *)

WizardExport void	FinalizeSignature (SignatureInfo *signature_info)

WizardExport void	GetSignatureInfo (SignatureInfo *signature_info)

WizardExport void	UpdateSignature (SignatureInfo signature_info, const unsigned char message, const size_t length)

Macro Definition Documentation

◆ Ch

#define Ch	(	x,
		y,
		z
	)	(((x) & (y)) ^ (~(x) & (z)))

◆ Maj

#define Maj	(	x,
		y,
		z
	)	(((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))

◆ RotateRight

#define RotateRight	(	x,
		n
	)	Trunc32((((x) >> (n)) \| ((x) << (32-(n)))))

◆ Sigma0

#define Sigma0 ( x ) (RotateRight(x,7) ^ RotateRight(x,18) ^ Trunc32((x) >> 3))

◆ Sigma1

#define Sigma1 ( x ) (RotateRight(x,17) ^ RotateRight(x,19) ^ Trunc32((x) >> 10))

◆ Suma0

#define Suma0 ( x ) (RotateRight(x,2) ^ RotateRight(x,13) ^ RotateRight(x,22))

◆ Suma1

#define Suma1 ( x ) (RotateRight(x,6) ^ RotateRight(x,11) ^ RotateRight(x,25))

◆ Trunc32

#define Trunc32 ( x ) ((x) & 0xffffffffUL)

Definition at line 52 of file signature.c.

Function Documentation

◆ FinalizeSignature()

WizardExport void FinalizeSignature ( SignatureInfo * signature_info )

Definition at line 83 of file signature.c.

References _SignatureInfo::high_order, _SignatureInfo::low_order, _SignatureInfo::message, _SignatureInfo::signature, TransformSignature(), WizardSignature, and WizardSignatureSize.

◆ GetSignatureInfo()

WizardExport void GetSignatureInfo ( SignatureInfo * signature_info )

Definition at line 145 of file signature.c.

References _SignatureInfo::digest, _SignatureInfo::lsb_first, _SignatureInfo::signature, WizardFalse, WizardSignature, and WizardTrue.

◆ TransformSignature()

static void TransformSignature ( SignatureInfo * signature_info )

static

Definition at line 189 of file signature.c.

References Ch, _SignatureInfo::digest, F(), G(), H(), _SignatureInfo::lsb_first, Maj, _SignatureInfo::message, Sigma0, Sigma1, Suma0, Suma1, Trunc32, and WizardFalse.

Referenced by FinalizeSignature(), and UpdateSignature().

◆ UpdateSignature()

WizardExport void UpdateSignature	(	SignatureInfo *	signature_info,
		const unsigned char *	message,
		const size_t	length
	)

Definition at line 348 of file signature.c.

References CopyWizardMemory(), _SignatureInfo::high_order, _SignatureInfo::low_order, _SignatureInfo::message, _SignatureInfo::offset, _SignatureInfo::signature, TransformSignature(), Trunc32, WizardSignature, and WizardSignatureSize.

Macros

Functions