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GmSSL/include/gmssl/sha3.h
2021-08-04 22:07:50 +08:00

131 lines
4.4 KiB
C

/*
* Copyright (c) 2014 - 2020 The GmSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the GmSSL Project.
* (http://gmssl.org/)"
*
* 4. The name "GmSSL Project" must not be used to endorse or promote
* products derived from this software without prior written
* permission. For written permission, please contact
* guanzhi1980@gmail.com.
*
* 5. Products derived from this software may not be called "GmSSL"
* nor may "GmSSL" appear in their names without prior written
* permission of the GmSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the GmSSL Project
* (http://gmssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef GMSSL_SHA3_H
#define GMSSL_SHA3_H
#include <string.h>
#include <stdint.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#define SHA3_KECCAK_P_SIZE (1600/8)
#define SHA3_224_DIGEST_SIZE (224/8)
#define SHA3_256_DIGEST_SIZE (256/8)
#define SHA3_384_DIGEST_SIZE (384/8)
#define SHA3_512_DIGEST_SIZE (512/8)
#define SHA3_224_CAPACITY (SHA3_224_DIGEST_SIZE * 2)
#define SHA3_256_CAPACITY (SHA3_256_DIGEST_SIZE * 2)
#define SHA3_384_CAPACITY (SHA3_384_DIGEST_SIZE * 2)
#define SHA3_512_CAPACITY (SHA3_512_DIGEST_SIZE * 2)
#define SHA3_224_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 144
#define SHA3_256_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 136
#define SHA3_384_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 104
#define SHA3_512_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 72
typedef struct {
uint64_t A[5][5];
uint8_t buf[SHA3_224_BLOCK_SIZE];
int num;
} SHA3_224_CTX;
void sha3_224_init(SHA3_224_CTX *ctx);
void sha3_224_update(SHA3_224_CTX *ctx, const uint8_t *data, size_t datalen);
void sha3_224_finish(SHA3_224_CTX *ctx, uint8_t dgst[SHA3_224_DIGEST_SIZE]);
typedef struct {
uint64_t A[5][5];
uint8_t buf[SHA3_256_BLOCK_SIZE];
int num;
} SHA3_256_CTX;
void sha3_256_init(SHA3_256_CTX *ctx);
void sha3_256_update(SHA3_256_CTX *ctx, const uint8_t *data, size_t datalen);
void sha3_256_finish(SHA3_256_CTX *ctx, uint8_t dgst[SHA3_256_DIGEST_SIZE]);
typedef struct {
uint64_t A[5][5];
uint8_t buf[SHA3_384_BLOCK_SIZE];
int num;
} SHA3_384_CTX;
void sha3_384_init(SHA3_384_CTX *ctx);
void sha3_384_update(SHA3_384_CTX *ctx, const uint8_t *data, size_t datalen);
void sha3_384_finish(SHA3_384_CTX *ctx, uint8_t dgst[SHA3_384_DIGEST_SIZE]);
typedef struct {
uint64_t A[5][5];
uint8_t buf[SHA3_512_BLOCK_SIZE];
int num;
} SHA3_512_CTX;
void sha3_512_init(SHA3_512_CTX *ctx);
void sha3_512_update(SHA3_512_CTX *ctx, const uint8_t *data, size_t datalen);
void sha3_512_finish(SHA3_512_CTX *ctx, uint8_t dgst[SHA3_512_DIGEST_SIZE]);
void sha3_shake128(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
void sha3_shake256(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
void sha3_keccak_p(uint8_t state[SHA3_KECCAK_P_SIZE]);
#ifdef __cplusplus
}
#endif
#endif