crypt_hkdf.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_HKDF_H
#define CRYPT_HKDF_H
 
#include "hitls_build.h"
#ifdef HITLS_CRYPTO_HKDF
 
#include <stdint.h>
#include "crypt_local_types.h"
#include "bsl_params.h"
 
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
 
typedef struct CryptHkdfCtx CRYPT_HKDF_Ctx;

CRYPT_HKDF_Ctx* CRYPT_HKDF_NewCtx(void);

CRYPT_HKDF_Ctx* CRYPT_HKDF_NewCtxEx(void *libCtx, int32_t algId);

int32_t CRYPT_HKDF_SetParam(CRYPT_HKDF_Ctx *ctx, const BSL_Param *param);

int32_t CRYPT_HKDF_Derive(CRYPT_HKDF_Ctx *ctx, uint8_t *out, uint32_t len);

int32_t CRYPT_HKDF_Deinit(CRYPT_HKDF_Ctx *ctx);

void CRYPT_HKDF_FreeCtx(CRYPT_HKDF_Ctx *ctx);

CRYPT_HKDF_Ctx *CRYPT_HKDF_DupCtx(const CRYPT_HKDF_Ctx *ctx);
 
#ifdef __cplusplus
}
#endif // __cplusplus
 
#endif // HITLS_CRYPTO_HKDF
 
#endif // CRYPT_HKDF_H