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39
40#ifndef QHTTPSOCKETENGINE_P_H
41#define QHTTPSOCKETENGINE_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtNetwork/private/qtnetworkglobal_p.h>
55#include "private/qabstractsocketengine_p.h"
56#include "qabstractsocket.h"
57#include "qnetworkproxy.h"
58#include "private/qauthenticator_p.h"
59
60QT_REQUIRE_CONFIG(http);
61
62QT_BEGIN_NAMESPACE
63
64#if !defined(QT_NO_NETWORKPROXY)
65
66class QTcpSocket;
67class QHttpNetworkReply;
68class QHttpSocketEnginePrivate;
69
70class Q_AUTOTEST_EXPORT QHttpSocketEngine : public QAbstractSocketEngine
71{
72 Q_OBJECT
73public:
74 enum HttpState {
75 None,
76 ConnectSent,
77 Connected,
78 SendAuthentication,
79 ReadResponseContent,
80 ReadResponseHeader
81 };
82 QHttpSocketEngine(QObject *parent = nullptr);
83 ~QHttpSocketEngine();
84
85 bool initialize(QAbstractSocket::SocketType type, QAbstractSocket::NetworkLayerProtocol protocol = QAbstractSocket::IPv4Protocol) override;
86 bool initialize(qintptr socketDescriptor, QAbstractSocket::SocketState socketState = QAbstractSocket::ConnectedState) override;
87
88 void setProxy(const QNetworkProxy &networkProxy);
89
90 qintptr socketDescriptor() const override;
91
92 bool isValid() const override;
93
94 bool connectInternal();
95 bool connectToHost(const QHostAddress &address, quint16 port) override;
96 bool connectToHostByName(const QString &name, quint16 port) override;
97 bool bind(const QHostAddress &address, quint16 port) override;
98 bool listen() override;
99 int accept() override;
100 void close() override;
101
102 qint64 bytesAvailable() const override;
103
104 qint64 read(char *data, qint64 maxlen) override;
105 qint64 write(const char *data, qint64 len) override;
106
107#ifndef QT_NO_UDPSOCKET
108#ifndef QT_NO_NETWORKINTERFACE
109 bool joinMulticastGroup(const QHostAddress &groupAddress,
110 const QNetworkInterface &interface) override;
111 bool leaveMulticastGroup(const QHostAddress &groupAddress,
112 const QNetworkInterface &interface) override;
113 QNetworkInterface multicastInterface() const override;
114 bool setMulticastInterface(const QNetworkInterface &iface) override;
115#endif // QT_NO_NETWORKINTERFACE
116
117 bool hasPendingDatagrams() const override;
118 qint64 pendingDatagramSize() const override;
119#endif // QT_NO_UDPSOCKET
120
121 qint64 readDatagram(char *data, qint64 maxlen, QIpPacketHeader *,
122 PacketHeaderOptions) override;
123 qint64 writeDatagram(const char *data, qint64 len, const QIpPacketHeader &) override;
124 qint64 bytesToWrite() const override;
125
126 int option(SocketOption option) const override;
127 bool setOption(SocketOption option, int value) override;
128
129 bool waitForRead(int msecs = 30000, bool *timedOut = nullptr) override;
130 bool waitForWrite(int msecs = 30000, bool *timedOut = nullptr) override;
131 bool waitForReadOrWrite(bool *readyToRead, bool *readyToWrite,
132 bool checkRead, bool checkWrite,
133 int msecs = 30000, bool *timedOut = nullptr) override;
134
135 bool isReadNotificationEnabled() const override;
136 void setReadNotificationEnabled(bool enable) override;
137 bool isWriteNotificationEnabled() const override;
138 void setWriteNotificationEnabled(bool enable) override;
139 bool isExceptionNotificationEnabled() const override;
140 void setExceptionNotificationEnabled(bool enable) override;
141
142public slots:
143 void slotSocketConnected();
144 void slotSocketDisconnected();
145 void slotSocketReadNotification();
146 void slotSocketBytesWritten();
147 void slotSocketError(QAbstractSocket::SocketError error);
148 void slotSocketStateChanged(QAbstractSocket::SocketState state);
149
150private slots:
151 void emitPendingReadNotification();
152 void emitPendingWriteNotification();
153 void emitPendingConnectionNotification();
154
155private:
156 void emitReadNotification();
157 void emitWriteNotification();
158 void emitConnectionNotification();
159
160 bool readHttpHeader();
161
162 Q_DECLARE_PRIVATE(QHttpSocketEngine)
163 Q_DISABLE_COPY_MOVE(QHttpSocketEngine)
164
165};
166
167
168class QHttpSocketEnginePrivate : public QAbstractSocketEnginePrivate
169{
170 Q_DECLARE_PUBLIC(QHttpSocketEngine)
171public:
172 QHttpSocketEnginePrivate();
173 ~QHttpSocketEnginePrivate();
174
175 QNetworkProxy proxy;
176 QString peerName;
177 QTcpSocket *socket;
178 QHttpNetworkReply *reply; // only used for parsing the proxy response
179 QHttpSocketEngine::HttpState state;
180 QAuthenticator authenticator;
181 bool readNotificationEnabled;
182 bool writeNotificationEnabled;
183 bool exceptNotificationEnabled;
184 bool readNotificationPending;
185 bool writeNotificationPending;
186 bool connectionNotificationPending;
187 bool credentialsSent;
188 uint pendingResponseData;
189};
190
191class Q_AUTOTEST_EXPORT QHttpSocketEngineHandler : public QSocketEngineHandler
192{
193public:
194 virtual QAbstractSocketEngine *createSocketEngine(QAbstractSocket::SocketType socketType,
195 const QNetworkProxy &, QObject *parent) override;
196 virtual QAbstractSocketEngine *createSocketEngine(qintptr socketDescripter, QObject *parent) override;
197};
198#endif
199
200QT_END_NAMESPACE
201
202#endif // QHTTPSOCKETENGINE_H
203

source code of qtbase/src/network/socket/qhttpsocketengine_p.h