SHA256.cpp File Reference

#include "llvm/Support/SHA256.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Host.h"
#include <string.h>

Include dependency graph for SHA256.cpp:

Go to the source code of this file.

Namespaces
	llvm
	This file implements support for optimizing divisions by a constant.

Macros
#define	SHR(x, c)   ((x) >> (c))
#define	ROTR(x, n)   (((x) >> n) | ((x) << (32 - (n))))
#define	CH(x, y, z)   (((x) & (y)) ^ (~(x) & (z)))
#define	MAJ(x, y, z)   (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))
#define	SIGMA_0(x)   (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22))
#define	SIGMA_1(x)   (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25))
#define	SIGMA_2(x)   (ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10))
#define	SIGMA_3(x)   (ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3))
#define	F_EXPAND(A, B, C, D, E, F, G, H, M1, M2, M3, M4, k)

Macro Definition Documentation

CH

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

Definition at line 38 of file SHA256.cpp.

F_EXPAND

#define F_EXPAND	(		A,
			B,
			C,
			D,
			E,
			F,
			G,
			H,
			M1,
			M2,
			M3,
			M4,
			k
	)

Value:

  do {                                                                         \
    H += SIGMA_1(E) + CH(E, F, G) + M1 + k;                                    \
    D += H;                                                                    \
    H += SIGMA_0(A) + MAJ(A, B, C);                                            \
    M1 += SIGMA_2(M2) + M3 + SIGMA_3(M4);                                      \
  } while (0);

Definition at line 47 of file SHA256.cpp.

MAJ

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

Definition at line 39 of file SHA256.cpp.

ROTR

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

Definition at line 36 of file SHA256.cpp.

SHR

#define SHR	(		x,
			c
	)		((x) >> (c))

Definition at line 35 of file SHA256.cpp.

SIGMA_0

#define SIGMA_0

(

x

)

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

Definition at line 41 of file SHA256.cpp.

SIGMA_1

#define SIGMA_1

(

x

)

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

Definition at line 42 of file SHA256.cpp.

SIGMA_2

#define SIGMA_2

(

x

)

(ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10))

Definition at line 44 of file SHA256.cpp.

SIGMA_3

#define SIGMA_3

(

x

)

(ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3))

Definition at line 45 of file SHA256.cpp.