sha512.c File Reference

#include <openssl/opensslconf.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/sha.h>
#include <openssl/opensslv.h>
#include "cryptlib.h"

Go to the source code of this file.

Macros
#define	B(x, j)   (((SHA_LONG64)(*(((const unsigned char *)(&x))+j)))<<((7-j)*8))
#define	PULL64(x)   (B(x,0)|B(x,1)|B(x,2)|B(x,3)|B(x,4)|B(x,5)|B(x,6)|B(x,7))
#define	ROTR(x, s)   (((x)>>s) | (x)<<(64-s))
#define	Sigma0(x)   (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39))
#define	Sigma1(x)   (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41))
#define	sigma0(x)   (ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7))
#define	sigma1(x)   (ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6))
#define	Ch(x, y, z)   (((x) & (y)) ^ ((~(x)) & (z)))
#define	Maj(x, y, z)   (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))
#define	ROUND_00_15(i, a, b, c, d, e, f, g, h)
#define	ROUND_16_80(i, j, a, b, c, d, e, f, g, h, X)

Functions
	fips_md_init_ctx (SHA384, SHA512)
	fips_md_init (SHA512)
int	SHA512_Final (unsigned char *md, SHA512_CTX *c)
int	SHA384_Final (unsigned char *md, SHA512_CTX *c)
int	SHA512_Update (SHA512_CTX *c, const void *_data, size_t len)
int	SHA384_Update (SHA512_CTX *c, const void *data, size_t len)
void	SHA512_Transform (SHA512_CTX *c, const unsigned char *data)
unsigned char *	SHA384 (const unsigned char *d, size_t n, unsigned char *md)
unsigned char *	SHA512 (const unsigned char *d, size_t n, unsigned char *md)

Variables
const char	SHA512_version [] ="SHA-512" OPENSSL_VERSION_PTEXT

Macro Definition Documentation

#define B	(		x,
			j
	)		(((SHA_LONG64)(*(((const unsigned char *)(&x))+j)))<<((7-j)*8))

Definition at line 378 of file sha512.c.

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

Definition at line 391 of file sha512.c.

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

Definition at line 392 of file sha512.c.

#define PULL64

(

x

)

(B(x,0)|B(x,1)|B(x,2)|B(x,3)|B(x,4)|B(x,5)|B(x,6)|B(x,7))

Definition at line 379 of file sha512.c.

#define ROTR	(		x,
			s
	)		(((x)>>s) | (x)<<(64-s))

Definition at line 383 of file sha512.c.

#define ROUND_00_15	(		i,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h
	)

Value:

do {    \
    T1 += h + Sigma1(e) + Ch(e,f,g) + K512[i];  \
    h = Sigma0(a) + Maj(a,b,c);         \
    d += T1;    h += T1;        } while (0)

Definition at line 501 of file sha512.c.

#define ROUND_16_80	(		i,
			j,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h,
			X
	)

Value:

do {    \
    s0 = X[(j+1)&0x0f]; s0 = sigma0(s0);    \
    s1 = X[(j+14)&0x0f];    s1 = sigma1(s1);    \
    T1 = X[(j)&0x0f] += s0 + s1 + X[(j+9)&0x0f];    \
    ROUND_00_15(i+j,a,b,c,d,e,f,g,h);       } while (0)

Definition at line 506 of file sha512.c.

#define Sigma0

(

x

)

(ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39))

Definition at line 386 of file sha512.c.

#define sigma0

(

x

)

(ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7))

Definition at line 388 of file sha512.c.

#define Sigma1

(

x

)

(ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41))

Definition at line 387 of file sha512.c.

#define sigma1

(

x

)

(ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6))

Definition at line 389 of file sha512.c.

Function Documentation

fips_md_init

(

SHA512

)

Definition at line 78 of file sha512.c.

fips_md_init_ctx	(	SHA384	,
		SHA512
	)

Definition at line 62 of file sha512.c.

unsigned char* SHA384	(	const unsigned char *	d,
		size_t	n,
		unsigned char *	md
	)

Definition at line 237 of file sha512.c.

int SHA384_Final	(	unsigned char *	md,
		SHA512_CTX *	c
	)

Definition at line 177 of file sha512.c.

int SHA384_Update	(	SHA512_CTX *	c,
		const void *	data,
		size_t	len
	)

Definition at line 231 of file sha512.c.

unsigned char* SHA512	(	const unsigned char *	d,
		size_t	n,
		unsigned char *	md
	)

Definition at line 250 of file sha512.c.

int SHA512_Final	(	unsigned char *	md,
		SHA512_CTX *	c
	)

Definition at line 99 of file sha512.c.

void SHA512_Transform	(	SHA512_CTX *	c,
		const unsigned char *	data
	)

Definition at line 234 of file sha512.c.

int SHA512_Update	(	SHA512_CTX *	c,
		const void *	_data,
		size_t	len
	)

Definition at line 180 of file sha512.c.

Variable Documentation

const char SHA512_version[] ="SHA-512" OPENSSL_VERSION_PTEXT

Definition at line 53 of file sha512.c.