crypt_eal_rand.h

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/*---------------------------------------------------------------------------------------------
 *  This file is part of the openHiTLS project.
 *  Copyright © 2023 Huawei Technologies Co.,Ltd. All rights reserved.
 *  Licensed under the openHiTLS Software license agreement 1.0. See LICENSE in the project root
 *  for license information.
 *---------------------------------------------------------------------------------------------
 */
 
#ifndef CRYPT_EAL_RAND_H
#define CRYPT_EAL_RAND_H
 
#include <stdbool.h>
#include <stdint.h>
#include "crypt_algid.h"
#include "crypt_types.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
int32_t CRYPT_EAL_RandInit(CRYPT_RAND_AlgId id, CRYPT_RandSeedMethod *seedMeth, void *seedCtx,
    const uint8_t *pers, uint32_t persLen);
 
void CRYPT_EAL_RandDeinit(void);
 
int32_t CRYPT_EAL_RandbytesWithAdin(uint8_t *byte, uint32_t len, uint8_t *addin, uint32_t addinLen);
 
int32_t CRYPT_EAL_Randbytes(uint8_t *byte, uint32_t len);
 
int32_t CRYPT_EAL_RandSeedWithAdin(uint8_t *addin, uint32_t addinLen);
 
int32_t CRYPT_EAL_RandSeed(void);
 
typedef struct EAL_RndCtx CRYPT_EAL_RndCtx;
 
CRYPT_EAL_RndCtx *CRYPT_EAL_DrbgInit(CRYPT_RAND_AlgId id, CRYPT_RandSeedMethod *seedMeth, void *seedCtx,
    const uint8_t *pers, uint32_t persLen);
 
void CRYPT_EAL_DrbgDeinit(CRYPT_EAL_RndCtx *ctx);
 
int32_t CRYPT_EAL_DrbgbytesWithAdin(CRYPT_EAL_RndCtx *ctx, uint8_t *byte, uint32_t len, uint8_t *addin, uint32_t addinLen);
 
int32_t CRYPT_EAL_Drbgbytes(CRYPT_EAL_RndCtx *ctx, uint8_t *byte, uint32_t len);
 
int32_t CRYPT_EAL_DrbgSeedWithAdin(CRYPT_EAL_RndCtx *ctx, uint8_t *addin, uint32_t addinLen);
 
int32_t CRYPT_EAL_DrbgSeed(CRYPT_EAL_RndCtx *ctx);
 
bool CRYPT_EAL_RandIsValidAlgId(CRYPT_RAND_AlgId id);
 
#ifdef __cplusplus
}
#endif
 
#endif // CRYPT_EAL_RAND_H