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.h"
17
18 #include <stdbool.h>
19
20 #include "dbinder_service_inner.h"
21 #include "rpc_errno.h"
22 #include "rpc_log.h"
23 #include "rpc_session_handle.h"
24
25
OnConnected(int32_t sessionId,int32_t result)26 static int32_t OnConnected(int32_t sessionId, int32_t result)
27 {
28 if (sessionId <= 0 || result != 0) {
29 RPC_LOG_INFO("dbinder OnConnected failed, receive sessionId=%d, result=%d", sessionId, result);
30 return ERR_FAILED;
31 }
32 RPC_LOG_INFO("dbinder OnConnected callback, receive sessionId: %d", sessionId);
33 return HandleNewConnection(GetSessionIdList(), sessionId);
34 }
35
OnDisconnected(int32_t sessionId)36 static int32_t OnDisconnected(int32_t sessionId)
37 {
38 RPC_LOG_INFO("dbinder OnDisconnected callback, receive sessionId: %d", sessionId);
39 return ERR_NONE;
40 }
41
OnRecieved(int32_t sessionId,const void * data,uint32_t len)42 static int32_t OnRecieved(int32_t sessionId, const void *data, uint32_t len)
43 {
44 RPC_LOG_INFO("dbinder OnRecieved callback, receive sessionId: %d", sessionId);
45 if (data == NULL) {
46 RPC_LOG_ERROR("OnRecieved failed, data is null");
47 return ERR_FAILED;
48 }
49 if (len != sizeof(DHandleEntryTxRx)) {
50 RPC_LOG_ERROR("OnRecieved received data length %d, excepted length %d", len, sizeof(DHandleEntryTxRx));
51 return ERR_FAILED;
52 }
53
54 DHandleEntryTxRx *handleEntry = (DHandleEntryTxRx *)data;
55 if (OnRemoteMessageTask(handleEntry) != ERR_NONE) {
56 RPC_LOG_ERROR("OnRemoteMessageTask failed");
57 return ERR_FAILED;
58 }
59
60 return ERR_NONE;
61 }
62
63 static TransCallback g_sessionListener = {
64 .OnConnected = OnConnected,
65 .OnDisconnected = OnDisconnected,
66 .OnRecieved = OnRecieved
67 };
68
GetDBinderTransCallback(void)69 TransCallback *GetDBinderTransCallback(void)
70 {
71 RPC_LOG_INFO("GetTransCallback dbinder");
72 return &g_sessionListener;
73 }