keccak.c File Reference

#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include "crypto/keccak/keccak.h"
#include "macro/endianness_utils.hpp"

Include dependency graph for keccak.c:

Go to the source code of this file.

Macros
#define	SHA3_ASSERT(x)
#define	SHA3_TRACE(format, args...)
#define	SHA3_TRACE_BUF(format, buf, l, args...)
#define	SHA3_USE_KECCAK_FLAG   0x80000000
#define	SHA3_CW(x)   ((x) & (~SHA3_USE_KECCAK_FLAG))
#define	SHA3_CONST(x)   x##L
#define	SHA3_ROTL64(x, y)   (((x) << (y)) | ((x) >> ((sizeof(uint64_t) * 8) - (y))))
#define	KECCAK_ROUNDS   24

Functions
void	keccakf (uint64_t s[25])
sha3_return_t	sha3_Init (void *priv, unsigned bitSize)
void	sha3_Init256 (void *priv)
void	sha3_Init384 (void *priv)
void	sha3_Init512 (void *priv)
enum SHA3_FLAGS	sha3_SetFlags (void *priv, enum SHA3_FLAGS flags)
void	sha3_Update (void *priv, void const *bufIn, size_t len)
void const *	sha3_Finalize (void *priv)
sha3_return_t	sha3_HashBuffer (unsigned bitSize, enum SHA3_FLAGS flags, const void *in, unsigned inBytes, void *out, unsigned outBytes)

Variables
static const uint64_t	keccakf_rndc [24]
static const unsigned	keccakf_rotc [24]
static const unsigned	keccakf_piln [24]

Macro Definition Documentation

#define KECCAK_ROUNDS   24

#define SHA3_ASSERT

(

x

)

Copyright Soramitsu Co., Ltd. All Rights Reserved. SPDX-License-Identifier: Apache-2.0

Definition at line 13 of file keccak.c.

#define SHA3_CONST

(

x

)

x##L

Definition at line 31 of file keccak.c.

#define SHA3_CW

(

x

)

((x) & (~SHA3_USE_KECCAK_FLAG))

Definition at line 26 of file keccak.c.

#define SHA3_ROTL64	(		x,
			y
	)		(((x) << (y)) | ((x) >> ((sizeof(uint64_t) * 8) - (y))))

Definition at line 35 of file keccak.c.

#define SHA3_TRACE	(		format,
			args...
	)

Definition at line 18 of file keccak.c.

#define SHA3_TRACE_BUF	(		format,
			buf,
			l,
			args...
	)

Definition at line 19 of file keccak.c.

#define SHA3_USE_KECCAK_FLAG   0x80000000

Definition at line 25 of file keccak.c.

Function Documentation

void keccakf

(

uint64_t

s[25]

)

Definition at line 64 of file keccak.c.

void const* sha3_Finalize

(

void *

priv

)

Definition at line 232 of file keccak.c.

sha3_return_t sha3_HashBuffer	(	unsigned	bitSize,
		enum SHA3_FLAGS	flags,
		const void *	in,
		unsigned	inBytes,
		void *	out,
		unsigned	outBytes
	)

Definition at line 286 of file keccak.c.

sha3_return_t sha3_Init	(	void *	priv,
		unsigned	bitSize
	)

Definition at line 114 of file keccak.c.

void sha3_Init256

(

void *

priv

)

Definition at line 123 of file keccak.c.

void sha3_Init384

(

void *

priv

)

Definition at line 127 of file keccak.c.

void sha3_Init512

(

void *

priv

)

Definition at line 131 of file keccak.c.

enum SHA3_FLAGS sha3_SetFlags	(	void *	priv,
		enum SHA3_FLAGS	flags
	)

Definition at line 135 of file keccak.c.

void sha3_Update	(	void *	priv,
		void const *	bufIn,
		size_t	len
	)

Definition at line 142 of file keccak.c.

Variable Documentation

const unsigned keccakf_piln[24]

static

Initial value:

= {10, 7,  11, 17, 18, 3,  5,  16,
                                          8,  21, 24, 4,  15, 23, 19, 13,
                                          12, 2,  20, 14, 22, 9,  6,  1}

Definition at line 57 of file keccak.c.

const uint64_t keccakf_rndc[24]

static

Initial value:

= {
    SHA3_CONST(0x0000000000000001UL), SHA3_CONST(0x0000000000008082UL),
    SHA3_CONST(0x800000000000808aUL), SHA3_CONST(0x8000000080008000UL),
    SHA3_CONST(0x000000000000808bUL), SHA3_CONST(0x0000000080000001UL),
    SHA3_CONST(0x8000000080008081UL), SHA3_CONST(0x8000000000008009UL),
    SHA3_CONST(0x000000000000008aUL), SHA3_CONST(0x0000000000000088UL),
    SHA3_CONST(0x0000000080008009UL), SHA3_CONST(0x000000008000000aUL),
    SHA3_CONST(0x000000008000808bUL), SHA3_CONST(0x800000000000008bUL),
    SHA3_CONST(0x8000000000008089UL), SHA3_CONST(0x8000000000008003UL),
    SHA3_CONST(0x8000000000008002UL), SHA3_CONST(0x8000000000000080UL),
    SHA3_CONST(0x000000000000800aUL), SHA3_CONST(0x800000008000000aUL),
    SHA3_CONST(0x8000000080008081UL), SHA3_CONST(0x8000000000008080UL),
    SHA3_CONST(0x0000000080000001UL), SHA3_CONST(0x8000000080008008UL)}

Definition at line 39 of file keccak.c.

const unsigned keccakf_rotc[24]

static

Initial value:

= {1,  3,  6,  10, 15, 21, 28, 36,
                                          45, 55, 2,  14, 27, 41, 56, 8,
                                          25, 43, 62, 18, 39, 61, 20, 44}

Definition at line 53 of file keccak.c.