sha2.c File Reference

#include <string.h>
#include "crypt/sha2.h"
#include "crypt/brg_endian.h"

Go to the source code of this file.

Macros
#define	rotl32(x, n)   (((x) << n) | ((x) >> (32 - n)))
#define	rotr32(x, n)   (((x) >> n) | ((x) << (32 - n)))
#define	bswap_32(x)   ((rotr32((x), 24) & 0x00ff00ff) | (rotr32((x), 8) & 0xff00ff00))
#define	SWAP_BYTES
#define	ch(x, y, z)   ((z) ^ ((x) & ((y) ^ (z))))
#define	maj(x, y, z)   (((x) & (y)) | ((z) & ((x) ^ (y))))
#define	vf(n, i)   v[(n - i) & 7]
#define	hf(i)
#define	v_cycle(i, j)

Macro Definition Documentation

#define bswap_32

(

x

)

((rotr32((x), 24) & 0x00ff00ff) | (rotr32((x), 8) & 0xff00ff00))

Definition at line 108 of file sha2.c.

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

Definition at line 124 of file sha2.c.

#define hf

(

i

)

Value:

(p[i & 15] += \
    g_1(p[(i + 14) & 15]) + p[(i + 9) & 15] + g_0(p[(i + 1) & 15]))

Definition at line 133 of file sha2.c.

#define maj	(		x,
			y,
			z
	)		(((x) & (y)) | ((z) & ((x) ^ (y))))

Definition at line 125 of file sha2.c.

#define rotl32	(		x,
			n
	)		(((x) << n) | ((x) >> (32 - n)))

Definition at line 103 of file sha2.c.

#define rotr32	(		x,
			n
	)		(((x) >> n) | ((x) << (32 - n)))

Definition at line 104 of file sha2.c.

#define SWAP_BYTES

Definition at line 112 of file sha2.c.

#define v_cycle	(		i,
			j
	)

Value:

vf(7,i) += (j ? hf(i) : p[i]) + k_0[i+j]        \
    + s_1(vf(4,i)) + ch(vf(4,i),vf(5,i),vf(6,i));   \
    vf(3,i) += vf(7,i);                             \
    vf(7,i) += s_0(vf(0,i))+ maj(vf(0,i),vf(1,i),vf(2,i))

Definition at line 136 of file sha2.c.

#define vf	(		n,
			i
	)		v[(n - i) & 7]

Definition at line 131 of file sha2.c.