sha256.c File Reference

#include "sha256.h"

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Macros
#define	SWAP_BYTES
#define	RL(x, n)
#define	RR(x, n)
#define	S0(x)
#define	S1(x)
#define	G0(x)
#define	G1(x)
#define	BSWP(x, y)
#define	MEMCP(x, y, z)
#define	__cdecl
#define	B(x, y)
#define	P(x, y)

Functions
static void	_bswapw (uint32_t *p, uint32_t i)
void *__cdecl	_memcp (void *d, const void *s, uint32_t sz)
static void	_rtrf (uint32_t *b, uint32_t *p, uint32_t i, uint32_t j)
static void	_hash (sha256_context *ctx)
void	sha256_init (sha256_context *ctx)
void	sha256_hash (sha256_context *ctx, uint8_t *dat, uint32_t sz)
void	sha256_done (sha256_context *ctx, uint8_t *buf)

Variables
static const uint32_t	K [64]

Macro Definition Documentation

__cdecl

#define __cdecl

B

#define B	(		x,
			y )

Value:

b[(x-y) & 7]

BSWP

#define BSWP	(		x,
			y )

Value:

_bswapw((uint32_t *)(x), (uint32_t)(y))

G0

#define G0

(

x

)

Value:

(RR((x), 7) ^ RR((x),18) ^ ((x) >> 3))

G1

#define G1

(

x

)

Value:

(RR((x),17) ^ RR((x),19) ^ ((x) >> 10))

MEMCP

#define MEMCP	(		x,
			y,
			z )

Value:

_memcp((x),(y),(z))

P

#define P	(		x,
			y )

Value:

p[(x+y) & 15]

RL

#define RL	(		x,
			n )

Value:

(((x) << n) | ((x) >> (32 - n)))

RR

#define RR	(		x,
			n )

Value:

(((x) >> n) | ((x) << (32 - n)))

S0

#define S0

(

x

)

Value:

(RR((x), 2) ^ RR((x),13) ^ RR((x),22))

S1

#define S1

(

x

)

Value:

(RR((x), 6) ^ RR((x),11) ^ RR((x),25))

SWAP_BYTES

#define SWAP_BYTES

Function Documentation

_bswapw()

void _bswapw ( uint32_t * p, uint32_t i )

static

_hash()

void _hash ( sha256_context * ctx )

static

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_memcp()

void *__cdecl _memcp	(	void *	d,
		const void *	s,
		uint32_t	sz )

_rtrf()

void _rtrf ( uint32_t * b, uint32_t * p, uint32_t i, uint32_t j )

static

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sha256_done()

void sha256_done	(	sha256_context *	ctx,
		uint8_t *	buf )

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sha256_hash()

void sha256_hash	(	sha256_context *	ctx,
		uint8_t *	dat,
		uint32_t	sz )

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sha256_init()

void sha256_init

(

sha256_context *

ctx

)

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Variable Documentation

K

const uint32_t K[64]

static

Initial value:

= {
     0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
     0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
     0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
     0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
     0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
     0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
     0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
     0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
     0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
     0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
     0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
     0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
     0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
     0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
     0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
     0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
}