SHA1.cpp File Reference

#include "SHA1.h"

Include dependency graph for SHA1.cpp:

Go to the source code of this file.

Macros
#define	SHA1_MAX_FILE_BUFFER   8000
#define	ROL32(_val32, _nBits)   (((_val32)<<(_nBits))|((_val32)>>(32-(_nBits))))
#define	SHABLK0(i)
#define	SHABLK(i)
#define	_R0(v, w, x, y, z, i)   { z+=((w&(x^y))^y)+SHABLK0(i)+0x5A827999+ROL32(v,5); w=ROL32(w,30); }
#define	_R1(v, w, x, y, z, i)   { z+=((w&(x^y))^y)+SHABLK(i)+0x5A827999+ROL32(v,5); w=ROL32(w,30); }
#define	_R2(v, w, x, y, z, i)   { z+=(w^x^y)+SHABLK(i)+0x6ED9EBA1+ROL32(v,5); w=ROL32(w,30); }
#define	_R3(v, w, x, y, z, i)   { z+=(((w|x)&y)|(w&x))+SHABLK(i)+0x8F1BBCDC+ROL32(v,5); w=ROL32(w,30); }
#define	_R4(v, w, x, y, z, i)   { z+=(w^x^y)+SHABLK(i)+0xCA62C1D6+ROL32(v,5); w=ROL32(w,30); }

Macro Definition Documentation

_R0

#define _R0	(		v,
			w,
			x,
			y,
			z,
			i
	)		{ z+=((w&(x^y))^y)+SHABLK0(i)+0x5A827999+ROL32(v,5); w=ROL32(w,30); }

Definition at line 63 of file SHA1.cpp.

_R1

#define _R1	(		v,
			w,
			x,
			y,
			z,
			i
	)		{ z+=((w&(x^y))^y)+SHABLK(i)+0x5A827999+ROL32(v,5); w=ROL32(w,30); }

Definition at line 64 of file SHA1.cpp.

_R2

#define _R2	(		v,
			w,
			x,
			y,
			z,
			i
	)		{ z+=(w^x^y)+SHABLK(i)+0x6ED9EBA1+ROL32(v,5); w=ROL32(w,30); }

Definition at line 65 of file SHA1.cpp.

_R3

#define _R3	(		v,
			w,
			x,
			y,
			z,
			i
	)		{ z+=(((w|x)&y)|(w&x))+SHABLK(i)+0x8F1BBCDC+ROL32(v,5); w=ROL32(w,30); }

Definition at line 66 of file SHA1.cpp.

_R4

#define _R4	(		v,
			w,
			x,
			y,
			z,
			i
	)		{ z+=(w^x^y)+SHABLK(i)+0xCA62C1D6+ROL32(v,5); w=ROL32(w,30); }

Definition at line 67 of file SHA1.cpp.

ROL32

#define ROL32	(		_val32,
			_nBits
	)		(((_val32)<<(_nBits))|((_val32)>>(32-(_nBits))))

Definition at line 48 of file SHA1.cpp.

SHA1_MAX_FILE_BUFFER

#define SHA1_MAX_FILE_BUFFER   8000

Definition at line 40 of file SHA1.cpp.

SHABLK

#define SHABLK

(

i

)

Value:

    (m_block->l[i&15] = ROL32(m_block->l[(i+13)&15] ^ m_block->l[(i+8)&15] \
    ^ m_block->l[(i+2)&15] ^ m_block->l[i&15],1))

Definition at line 59 of file SHA1.cpp.

SHABLK0

#define SHABLK0

(

i

)

Value:

    (m_block->l[i] = \
    (ROL32(m_block->l[i],24) & 0xFF00FF00) | (ROL32(m_block->l[i],8) & 0x00FF00FF))

Definition at line 53 of file SHA1.cpp.