1 /*
2  * Copyright (c) 2022-2024 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 PINAUTH_SECRET_H
17 #define PINAUTH_SECRET_H
18 
19 #include <cstdint>
20 #include <openssl/evp.h>
21 #include <vector>
22 #include "nocopyable.h"
23 
24 namespace OHOS {
25 namespace UserIam {
26 namespace PinAuth {
27 enum AlgoVersion : uint32_t {
28     PIN_ALGO_VERSION_V0 = 0,
29     PIN_ALGO_VERSION_V1 = 1,
30     PIN_ALGO_VERSION_V2 = 2,
31     PIN_ALGO_VERSION_V3 = 3,
32     RECOVERY_KEY_ALGO_VERSION_V0 = 0,
33 };
34 
35 class Scrypt : public NoCopyable {
36 public:
Scrypt(std::vector<uint8_t> algoParameter)37     explicit Scrypt(std::vector<uint8_t> algoParameter) : algoParameter_(std::move(algoParameter)) {}
38     ~Scrypt() override = default;
39     std::vector<uint8_t> GetScrypt(const std::vector<uint8_t> &data, uint32_t algoVersion);
40 
41 private:
42     bool DoScrypt(const std::vector<uint8_t> &data, uint32_t algoVersion, EVP_PKEY_CTX *pctx);
43     std::vector<uint8_t> algoParameter_ = {};
44 };
45 } // namespace PinAuth
46 } // namespace UserIam
47 } // namespace OHOS
48 
49 #endif // PINAUTH_SECRET_H