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 "tcp_socket.h"
17 
18 namespace OHOS {
TcpScoketClient()19 TcpScoketClient::TcpScoketClient() : tcpSocket_(nullptr), tcpSocketManager_(nullptr)
20 {
21 }
22 
~TcpScoketClient()23 TcpScoketClient::~TcpScoketClient()
24 {
25     if (tcpSocket_) {
26         delete tcpSocket_;
27         tcpSocket_ = nullptr;
28     }
29 }
30 
CreateTCPScoket()31 void TcpScoketClient::CreateTCPScoket()
32 {
33     if (tcpSocket_ == nullptr) {
34         tcpSocket_ =  new QTcpSocket(this);
35     }
36 
37     if (tcpSocket_ == nullptr) {
38         return;
39     }
40 
41     connect(tcpSocket_, SIGNAL(connected()), this, SLOT(OnConnected()));
42     connect(tcpSocket_, SIGNAL(disconnected()), this, SLOT(OnDisconnected()));
43     connect(tcpSocket_, SIGNAL(stateChanged(QAbstractSocket::SocketState)),
44             this, SLOT(OnSocketStateChange(QAbstractSocket::SocketState)));
45     connect(tcpSocket_, SIGNAL(readyRead()), this, SLOT(OnSocketReadyRead()));
46 }
47 
ConnectSocket()48 void TcpScoketClient::ConnectSocket()
49 {
50     if (tcpSocket_ == nullptr) {
51         return;
52     }
53 
54     tcpSocket_->connectToHost(IP, port);
55 }
56 
SetScoketManager(TcpSocketClientManager * tcpSocketManager)57 void TcpScoketClient::SetScoketManager(TcpSocketClientManager* tcpSocketManager)
58 {
59     tcpSocketManager_ = tcpSocketManager;
60 }
61 
OnConnected()62 void TcpScoketClient::OnConnected()
63 {
64     printf("TcpScoketClient::connected\n");
65     fflush(stdout);
66 }
67 
OnDisconnected()68 void TcpScoketClient::OnDisconnected()
69 {
70     printf("TcpScoketClient::onDisconnected\n");
71 }
72 
OnSocketStateChange(QAbstractSocket::SocketState socketState)73 void TcpScoketClient::OnSocketStateChange(QAbstractSocket::SocketState socketState)
74 {
75     printf("TcpScoketClient::onSocketStateChange---socketState=[%d]\n", socketState);
76     switch (socketState) {
77         case QAbstractSocket::UnconnectedState:
78             break;
79         case QAbstractSocket::HostLookupState:
80             break;
81         case QAbstractSocket::ConnectingState:
82             break;
83         case QAbstractSocket::ConnectedState:
84             break;
85         case QAbstractSocket::BoundState:
86             break;
87         case QAbstractSocket::ClosingState:
88             break;
89         case QAbstractSocket::ListeningState:
90             break;
91         default:
92             break;
93     }
94 }
95 
OnSocketReadyRead()96 void TcpScoketClient::OnSocketReadyRead()
97 {
98     QByteArray recv = tcpSocket_->readAll();
99     tcpSocketManager_->RecvMsg(recv);
100 }
101 
OnSendMessage(QString & message)102 void TcpScoketClient::OnSendMessage(QString& message)
103 {
104     QByteArray str = message.toUtf8();
105     str.append('\n');
106     tcpSocket_->write(str);
107 }
108 }
109