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 
16 #ifndef HCF_KDF_H
17 #define HCF_KDF_H
18 
19 #include "result.h"
20 #include "object_base.h"
21 #include "kdf_params.h"
22 
23 typedef struct HcfKdf HcfKdf;
24 /**
25  * @brief this class provides kdf algorithms for key derivation,
26  *
27  * @since 11
28  * @version 1.0
29  */
30 struct HcfKdf {
31     HcfObjectBase base;
32 
33     const char *(*getAlgorithm)(HcfKdf *self);
34 
35     HcfResult (*generateSecret)(HcfKdf *self, HcfKdfParamsSpec* paramsSpec);
36 };
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 /**
43  * @brief Generate a corresponding key derivation operation kdf object according to the algorithm name.
44  *
45  * @param transformation Specifies the type of generated kdf object.
46  * @param returnObj The address of the pointer to the generated kdf object.
47  * @return Returns the status code of the execution.
48  * @since 11
49  * @version 1.0
50  */
51 HcfResult HcfKdfCreate(const char *transformation, HcfKdf **returnObj);
52 
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif
58