1 /*
2  * Copyright (C) 2021 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 AUTH_SUB_SESSION_H
17 #define AUTH_SUB_SESSION_H
18 
19 #include "json_utils.h"
20 #include "string_util.h"
21 
22 typedef enum {
23     AUTH_STATE_INIT = 0,
24     AUTH_STATE_RUNNING = 1,
25     AUTH_STATE_FINISH = 2,
26 } AuthState;
27 
28 typedef struct AuthSubSession AuthSubSession;
29 struct AuthSubSession {
30     int32_t protocolType;
31     int32_t state;
32     int32_t (*start)(AuthSubSession *self, CJson **returnSendMsg);
33     int32_t (*process)(AuthSubSession *self, const CJson *receviedMsg, CJson **returnSendMsg);
34     int32_t (*setPsk)(AuthSubSession *self, const Uint8Buff *psk);
35     int32_t (*setSelfProtectedMsg)(AuthSubSession *self, const Uint8Buff *selfMsg);
36     int32_t (*setPeerProtectedMsg)(AuthSubSession *self, const Uint8Buff *peerMsg);
37     int32_t (*getSessionKey)(AuthSubSession *self, Uint8Buff *returnSessionKey);
38     void (*destroy)(AuthSubSession *self);
39 };
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 bool IsProtocolSupport(int32_t protocolType);
46 int32_t CreateAuthSubSession(int32_t protocolType, void *params, bool isClient, AuthSubSession **returnObj);
47 
48 #ifdef __cplusplus
49 }
50 #endif
51 #endif
52