1/*
2 * Copyright (C) 2022-2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *    http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef HCF_RAND_SPI_H
17#define HCF_RAND_SPI_H
18
19#include <stdint.h>
20#include "result.h"
21#include "blob.h"
22#include "object_base.h"
23
24#define OPENSSL_RAND_ALGORITHM "CTR_DRBG"
25#define MBEDTLS_RAND_ALGORITHM "CTR_DRBG_MBEDTLS"
26
27typedef struct HcfRandSpi HcfRandSpi;
28
29struct HcfRandSpi {
30    HcfObjectBase base;
31
32    const char *(*engineGetAlgoName)(HcfRandSpi *self);
33
34    HcfResult (*engineGenerateRandom)(HcfRandSpi *self, int32_t numBytes, HcfBlob *random);
35
36    void (*engineSetSeed)(HcfRandSpi *self, HcfBlob *seed);
37};
38
39#endif