crypt_sm3.h

/*
 * This file is part of the openHiTLS project.
 *
 * openHiTLS is licensed under the Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *
 *     http://license.coscl.org.cn/MulanPSL2
 *
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
 
#ifndef CRYPT_SM3_H
#define CRYPT_SM3_H
 
#include "hitls_build.h"
#ifdef HITLS_CRYPTO_SM3
 
#include <stdint.h>
#include <stdlib.h>
#include "crypt_types.h"
 
#ifdef HITLS_CRYPTO_PROVIDER
#include "bsl_params.h"
#endif
 
#ifdef __cplusplus
extern "C" {
#endif /* __cpluscplus */
 
#define CRYPT_SM3_BLOCKSIZE 64
#define CRYPT_SM3_DIGESTSIZE 32
 
typedef struct {
    uint32_t h[CRYPT_SM3_DIGESTSIZE / sizeof(uint32_t)];  /* store the intermediate data of the hash value */
    uint32_t hNum, lNum;                                  /* input data counter, maximum value 2 ^ 64 bits */
    uint8_t block[CRYPT_SM3_BLOCKSIZE];                   /* store the remaining data which less than one block */
    /* Number of remaining bytes in 'block' arrary that are stored less than one block */
    uint32_t num;
} CRYPT_SM3_Ctx;
 
#define CRYPT_SM3_Squeeze NULL

CRYPT_SM3_Ctx *CRYPT_SM3_NewCtx(void);

CRYPT_SM3_Ctx *CRYPT_SM3_NewCtxEx(void *libCtx, int32_t algId);

void CRYPT_SM3_FreeCtx(CRYPT_SM3_Ctx *ctx);

int32_t CRYPT_SM3_Init(CRYPT_SM3_Ctx *ctx);

int32_t CRYPT_SM3_InitEx(CRYPT_SM3_Ctx *ctx, void *param);

int32_t CRYPT_SM3_Update(CRYPT_SM3_Ctx *ctx, const uint8_t *in, uint32_t len);

int32_t CRYPT_SM3_Final(CRYPT_SM3_Ctx *ctx, uint8_t *out, uint32_t *outLen);

int32_t CRYPT_SM3_Deinit(CRYPT_SM3_Ctx *ctx);

int32_t CRYPT_SM3_CopyCtx(CRYPT_SM3_Ctx *dst, const CRYPT_SM3_Ctx *src);

CRYPT_SM3_Ctx *CRYPT_SM3_DupCtx(const CRYPT_SM3_Ctx *src);
 
#ifdef HITLS_CRYPTO_PROVIDER
int32_t CRYPT_SM3_GetParam(CRYPT_SM3_Ctx *ctx, BSL_Param *param);
#else
#define CRYPT_SM3_GetParam NULL
#endif // HITLS_CRYPTO_PROVIDER
 
#ifdef __cplusplus
}
#endif /* __cpluscplus */
 
#endif // HITLS_CRYPTO_SM3
 
#endif // CRYPT_SM3_H