1 /*
2  * Copyright (c) 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 #ifndef HUKS_AES_ADAPTER_H
16 #define HUKS_AES_ADAPTER_H
17 
18 #include "hks_param.h"
19 #include "hks_type.h"
20 #include "array_buffer_util.h"
21 
22 namespace OHOS {
23 namespace IntellVoiceUtils {
24 class HuksAesAdapter {
25 public:
26     HuksAesAdapter() = default;
27     ~HuksAesAdapter() = default;
28 
29     static int32_t Encrypt(std::unique_ptr<Uint8ArrayBuffer> &inBuffer, std::unique_ptr<Uint8ArrayBuffer> &outBuffer);
30     static int32_t Decrypt(std::unique_ptr<Uint8ArrayBuffer> &inBuffer, std::unique_ptr<Uint8ArrayBuffer> &outBuffer);
31 private:
32 
33     static int32_t IsKeyExist(struct HksBlob *keyAlias, bool &isExist);
34     static int32_t GenerateKey(struct HksBlob *keyAlias);
35     static int32_t ConstructParamSet(struct HksParamSet **paramSet, const struct HksParam *params,
36         uint32_t paramCount);
37     static int32_t CreateEncryptParamSet(struct HksParamSet **encryptParamSet, struct HksBlob *encryptNonce);
38     static int32_t CreateDecryptParamSet(struct HksParamSet **decryptParamSet, struct HksBlob *decryptNonce,
39         struct HksBlob *decryptAead);
40     static int32_t UpdateAndFinish(const struct HksBlob *handle, const struct HksParamSet *paramSet,
41         const struct HksBlob *inData, struct HksBlob *outData);
42 };
43 }
44 }
45 #endif