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 #include "rpc_trans_callback.h"
17 
18 #include "dbinder_invoker.h"
19 #include "rpc_errno.h"
20 #include "rpc_log.h"
21 
OnConnected(int32_t sessionId,int32_t result)22 static int32_t OnConnected(int32_t sessionId, int32_t result)
23 {
24     if (sessionId < 0 || result != 0) {
25         RPC_LOG_ERROR("fail to open session because of wrong channel ID");
26         return ERR_FAILED;
27     }
28     RPC_LOG_INFO("rpc OnConnected callback, receive sessionId: %d", sessionId);
29     return OnReceiveNewConnection(sessionId);
30 }
31 
OnDisconnected(int32_t sessionId)32 static int32_t OnDisconnected(int32_t sessionId)
33 {
34     RPC_LOG_INFO("rpc OnDisconnected callback, receive sessionId: %d", sessionId);
35     OnDatabusSessionClosed(sessionId);
36     return ERR_NONE;
37 }
38 
OnRecieved(int32_t sessionId,const void * data,uint32_t len)39 static int32_t OnRecieved(int32_t sessionId, const void *data, uint32_t len)
40 {
41     RPC_LOG_INFO("rpc OnRecieved callback, receive sessionId: %d", sessionId);
42     OnMessageAvailable(sessionId, data, len);
43     return ERR_NONE;
44 }
45 
46 static TransCallback g_sessionListener = {
47     .OnConnected = OnConnected,
48     .OnDisconnected = OnDisconnected,
49     .OnRecieved = OnRecieved
50 };
51 
GetRpcTransCallback(void)52 TransCallback *GetRpcTransCallback(void)
53 {
54     RPC_LOG_INFO("GetTransCallback rpc");
55     return &g_sessionListener;
56 }