sha512.c File Reference

Macros
#define	Ch(x, y, z)   (z ^ (x & (y ^ z)))
#define	Maj(x, y, z)   (((x | y) & z) | (x & y))
#define	S(x, n)   ROR64c(x, n)
#define	R(x, n)   (((x)&CONST64(0xFFFFFFFFFFFFFFFF)) >> ((uint64_t)n))
#define	Sigma0(x)   (S(x, 28) ^ S(x, 34) ^ S(x, 39))
#define	Sigma1(x)   (S(x, 14) ^ S(x, 18) ^ S(x, 41))
#define	Gamma0(x)   (S(x, 1) ^ S(x, 8) ^ R(x, 7))
#define	Gamma1(x)   (S(x, 19) ^ S(x, 61) ^ R(x, 6))
#define	RND(a, b, c, d, e, f, g, h, i)

Functions
static void	sha512_compress (sha512_context *md, const uint8_t *buf)
void	sha512_init (sha512_context *md)
void	sha512_process (sha512_context *md, const uint8_t *in, size_t inlen)
void	sha512_done (sha512_context *md, uint8_t *out)
void	sha512_hash (const uint8_t *data, size_t len, uint8_t *digest)

Variables
static const uint64_t	K [80]

Macro Definition Documentation

Ch

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

Maj

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

S

#define S	(		x,
			n
	)		ROR64c(x, n)

R

#define R	(		x,
			n
	)		(((x)&CONST64(0xFFFFFFFFFFFFFFFF)) >> ((uint64_t)n))

Sigma0

#define Sigma0

(

x

)

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

Sigma1

#define Sigma1

(

x

)

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

Gamma0

#define Gamma0

(

x

)

(S(x, 1) ^ S(x, 8) ^ R(x, 7))

Gamma1

#define Gamma1

(

x

)

(S(x, 19) ^ S(x, 61) ^ R(x, 6))

RND

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

Value:

    t0 = h + Sigma1(e) + Ch(e, f, g) + K[i] + W[i]; \
    t1 = Sigma0(a) + Maj(a, b, c);                  \
    d += t0;                                        \
    h = t0 + t1;

Function Documentation

sha512_compress()

static void sha512_compress ( sha512_context *  md, const uint8_t *  buf  )

static

sha512_init()

void sha512_init

(

sha512_context *

md

)

sha512_process()

void sha512_process	(	sha512_context *	md,
		const uint8_t *	in,
		size_t	inlen
	)

sha512_done()

void sha512_done	(	sha512_context *	md,
		uint8_t *	out
	)

sha512_hash()

void sha512_hash	(	const uint8_t *	data,
		size_t	len,
		uint8_t *	digest
	)

Variable Documentation

K

const uint64_t K[80]

static