sha1-internal.c File Reference

#include "includes.h"
#include "common.h"
#include "sha1.h"
#include "sha1_i.h"
#include "md5.h"
#include "crypto.h"

Include dependency graph for sha1-internal.c:

Go to the source code of this file.

Defines
#define	blk(i)
#define	blk0(i)
#define	R0(v, w, x, y, z, i)
#define	R1(v, w, x, y, z, i)
#define	R2(v, w, x, y, z, i)   z += (w ^ x ^ y) + blk(i) + 0x6ED9EBA1 + rol(v, 5); w = rol(w, 30);
#define	R3(v, w, x, y, z, i)
#define	R4(v, w, x, y, z, i)
#define	rol(value, bits)   (((value) << (bits)) | ((value) >> (32 - (bits))))
#define	SHA1HANDSOFF
Typedefs
typedef struct SHA1Context	SHA1_CTX
Functions
int	sha1_vector (size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac)
void	SHA1Final (unsigned char digest[20], SHA1_CTX *context)
void	SHA1Init (SHA1_CTX *context)
void	SHA1Transform (u32 state[5], const unsigned char buffer[64])
void	SHA1Update (SHA1_CTX *context, const void *_data, u32 len)

---

Define Documentation

#define blk

(

i

)

Value:

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

Definition at line 141 of file sha1-internal.c.

#define blk0

(

i

)

Value:

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

Definition at line 136 of file sha1-internal.c.

#define R0	(	v,
		w,
		x,
		y,
		z,
		i		)

Value:

z += ((w & (x ^ y)) ^ y) + blk0(i) + 0x5A827999 + rol(v, 5); \
        w = rol(w, 30);

Definition at line 145 of file sha1-internal.c.

#define R1	(	v,
		w,
		x,
		y,
		z,
		i		)

Value:

z += ((w & (x ^ y)) ^ y) + blk(i) + 0x5A827999 + rol(v, 5); \
        w = rol(w, 30);

Definition at line 148 of file sha1-internal.c.

#define R2	(	v,
		w,
		x,
		y,
		z,
		i		)	z += (w ^ x ^ y) + blk(i) + 0x6ED9EBA1 + rol(v, 5); w = rol(w, 30);

Definition at line 151 of file sha1-internal.c.

#define R3	(	v,
		w,
		x,
		y,
		z,
		i		)

Value:

z += (((w | x) & y) | (w & x)) + blk(i) + 0x8F1BBCDC + rol(v, 5); \
        w = rol(w, 30);

Definition at line 153 of file sha1-internal.c.

#define R4	(	v,
		w,
		x,
		y,
		z,
		i		)

Value:

z += (w ^ x ^ y) + blk(i) + 0xCA62C1D6 + rol(v, 5); \
        w=rol(w, 30);

Definition at line 156 of file sha1-internal.c.

#define rol	(	value,
		bits		)	(((value) << (bits)) | ((value) >> (32 - (bits))))

Definition at line 131 of file sha1-internal.c.

#define SHA1HANDSOFF

Definition at line 129 of file sha1-internal.c.

---

Typedef Documentation

typedef struct SHA1Context SHA1_CTX

Definition at line 23 of file sha1-internal.c.

---

Function Documentation

int sha1_vector	(	size_t	num_elem,
		const u8 *	addr[],
		const size_t *	len,
		u8 *	mac
	)

sha1_vector - SHA-1 hash for data vector : Number of elements in the data vector : Pointers to the data areas : Lengths of the data blocks : Buffer for the hash Returns: 0 on success, -1 of failure

Definition at line 36 of file sha1-internal.c.

void SHA1Final	(	unsigned char	digest[20],
		SHA1_CTX *	context
	)

Definition at line 279 of file sha1-internal.c.

void SHA1Init

(

SHA1_CTX *

context

)

Definition at line 235 of file sha1-internal.c.

void SHA1Transform	(	u32	state[5],
		const unsigned char	buffer[64]
	)

Definition at line 177 of file sha1-internal.c.

void SHA1Update	(	SHA1_CTX *	context,
		const void *	_data,
		u32	len
	)

Definition at line 249 of file sha1-internal.c.