1 /*
2  * Copyright (c) 2022 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 OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_UTILS_CRYPTO_H
17 #define OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_UTILS_CRYPTO_H
18 #include <string>
19 #include <vector>
20 #include <limits>
21 #include "visibility.h"
22 namespace OHOS {
23 namespace DistributedData {
24 class Crypto {
25 public:
26     API_EXPORT static std::string Sha256(const std::string &text, bool isUpper = false);
27     API_EXPORT static std::string Sha256(const void *data, size_t size, bool isUpper = false);
28     API_EXPORT static std::vector<uint8_t> Random(int32_t len, int32_t minimum = 0,
29         int32_t maximum = std::numeric_limits<uint8_t>::max());
30 };
31 } // namespace DistributedData
32 } // namespace OHOS
33 #endif // OHOS_DISTRIBUTED_DATA_SERVICES_FRAMEWORK_UTILS_CRYPTO_H
34