sha1.c File Reference

#include <sys/types.h>
#include <netinet/in.h>
#include <string.h>
#include <coda_hash.h>

Include dependency graph for sha1.c:

Macros
#define	SHA1_DIGEST_SIZE   20
#define	SHA1_HMAC_BLOCK_SIZE   64
#define	blk0(i)   block32[i]
#define	blk(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)   z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);

Functions
void	SHA1_Init (SHA_CTX *sctx)
void	SHA1_Update (SHA_CTX *sctx, const unsigned char *data, unsigned int len)
void	SHA1_Final (unsigned char out[SHA_DIGEST_LENGTH], SHA_CTX *sctx)

Macro Definition Documentation

blk

#define blk

(

i

)

Value:

    (block32[i&15] = rol(block32[(i+13)&15]^block32[(i+8)&15] \
    ^block32[(i+2)&15]^block32[i&15],1))

blk0

#define blk0

(

i

)

block32[i]

R0

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

Value:

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

R1

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

Value:

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

R2

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

R3

#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);

R4

#define R4	(		v,
			w,
			x,
			y,
			z,
			i
	)		z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);

SHA1_DIGEST_SIZE

#define SHA1_DIGEST_SIZE   20

SHA1_HMAC_BLOCK_SIZE

#define SHA1_HMAC_BLOCK_SIZE   64

Function Documentation

SHA1_Final()

void SHA1_Final	(	unsigned char	out[SHA_DIGEST_LENGTH],
		SHA_CTX *	sctx
	)

SHA1_Init()

void SHA1_Init

(

SHA_CTX *

sctx

)

SHA1_Update()

void SHA1_Update	(	SHA_CTX *	sctx,
		const unsigned char *	data,
		unsigned int	len
	)