1 /*
2 * Copyright (C) 2024 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 "server_session.h"
17 #include "telephony_log_wrapper.h"
18
19 namespace OHOS {
20 namespace Telephony {
~ServerSession()21 ServerSession::~ServerSession()
22 {
23 Destroy();
24 }
25
Create(const std::string &localName)26 void ServerSession::Create(const std::string &localName)
27 {
28 if (localName.empty()) {
29 TELEPHONY_LOGE("create server socket fail, empty local name");
30 return;
31 }
32 {
33 std::lock_guard<ffrt::mutex> lock(mutex_);
34 if (serverSocket_ > INVALID_SOCKET_ID) {
35 TELEPHONY_LOGI("server socket %{public}d already exist", serverSocket_);
36 return;
37 }
38 }
39
40 SocketInfo socketInfo = {
41 .name = const_cast<char*>((localName.c_str())),
42 .peerName = nullptr,
43 .peerNetworkId = nullptr,
44 .pkgName = const_cast<char*>(PACKET_NAME),
45 .dataType = DATA_TYPE_BYTES
46 };
47 int32_t socket = Socket(socketInfo);
48 if (socket <= INVALID_SOCKET_ID) {
49 TELEPHONY_LOGE("create server socket fail %{public}d", socket);
50 return;
51 }
52
53 QosTV qos[] = {
54 { .qos = QOS_TYPE_MIN_BW, .value = QOS_MIN_BW },
55 { .qos = QOS_TYPE_MAX_LATENCY, .value = QOS_MAX_LATENCY }
56 };
57 int32_t ret = Listen(socket, qos, sizeof(qos) / sizeof(qos[0]), &listener_);
58 if (ret != 0) {
59 TELEPHONY_LOGE("start listen socket %{public}d fail, result %{public}d", socket, ret);
60 return;
61 }
62 TELEPHONY_LOGI("create server socket %{public}d success", socket);
63 std::lock_guard<ffrt::mutex> lockAdd(mutex_);
64 serverSocket_ = socket;
65 }
66
Destroy()67 void ServerSession::Destroy()
68 {
69 std::lock_guard<ffrt::mutex> lock(mutex_);
70 if (serverSocket_ > INVALID_SOCKET_ID) {
71 Shutdown(serverSocket_);
72 TELEPHONY_LOGI("close server socket %{public}d success", serverSocket_);
73 }
74 serverSocket_ = INVALID_SOCKET_ID;
75 socket_ = INVALID_SOCKET_ID;
76 }
77
OnSessionBind(int32_t socket)78 void ServerSession::OnSessionBind(int32_t socket)
79 {
80 {
81 std::lock_guard<ffrt::mutex> lock(mutex_);
82 if (socket_ > INVALID_SOCKET_ID) {
83 TELEPHONY_LOGW("replace old socket %{public}d", socket_);
84 }
85 socket_ = socket;
86 }
87 TELEPHONY_LOGI("session %{public}d bind success", socket);
88 if (callback_ != nullptr) {
89 callback_->OnConnected();
90 }
91 }
92
OnSessionShutdown(int32_t socket)93 void ServerSession::OnSessionShutdown(int32_t socket)
94 {
95 std::lock_guard<ffrt::mutex> lock(mutex_);
96 if (socket == serverSocket_) {
97 serverSocket_ = INVALID_SOCKET_ID;
98 socket_ = INVALID_SOCKET_ID;
99 }
100 if (socket == socket_) {
101 socket_ = INVALID_SOCKET_ID;
102 }
103 }
104
105 } // namespace Telephony
106 } // namespace OHOS
107