1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QLOCALSOCKET_P_H
#define QLOCALSOCKET_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the QLocalSocket class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#ifndef QT_NO_LOCALSOCKET
#include "qlocalsocket.h"
#include "private/qiodevice_p.h"
#include <qtimer.h>
#if defined(QT_LOCALSOCKET_TCP)
# include "qtcpsocket.h"
#elif defined(Q_OS_WIN)
# include "private/qwindowspipewriter_p.h"
# include "private/qringbuffer_p.h"
#else
# include "private/qnativesocketengine_p.h"
# include <qtcpsocket.h>
# include <qsocketnotifier.h>
# include <errno.h>
#endif
QT_BEGIN_NAMESPACE
#if !defined(Q_OS_WIN) && !defined(QT_LOCALSOCKET_TCP)
static inline int qSocket(int af, int socketype, int proto)
{
int ret;
while((ret = qt_socket_socket(af, socketype, proto)) == -1 && errno == EINTR){}
return ret;
}
static inline int qBind(int fd, const sockaddr *sa, int len)
{
int ret;
while((ret = QT_SOCKET_BIND(fd, (sockaddr*)sa, len)) == -1 && errno == EINTR){}
return ret;
}
static inline int qConnect(int fd, const sockaddr *sa, int len)
{
int ret;
while((ret = QT_SOCKET_CONNECT(fd, (sockaddr*)sa, len)) == -1 && errno == EINTR){}
return ret;
}
static inline int qListen(int fd, int backlog)
{
int ret;
while((ret = qt_socket_listen(fd, backlog)) == -1 && errno == EINTR){}
return ret;
}
static inline int qAccept(int fd, struct sockaddr *addr, QT_SOCKLEN_T *addrlen)
{
int ret;
while((ret = qt_socket_accept(fd, addr, addrlen)) == -1 && errno == EINTR){}
return ret;
}
#endif //#if !defined(Q_OS_WIN) && !defined(QT_LOCALSOCKET_TCP)
#if !defined(Q_OS_WIN) || defined(QT_LOCALSOCKET_TCP)
class QLocalUnixSocket : public QTcpSocket
{
public:
QLocalUnixSocket() : QTcpSocket()
{
};
inline void setSocketState(QAbstractSocket::SocketState state)
{
QTcpSocket::setSocketState(state);
};
inline void setErrorString(const QString &string)
{
QTcpSocket::setErrorString(string);
}
inline void setSocketError(QAbstractSocket::SocketError error)
{
QTcpSocket::setSocketError(error);
}
inline qint64 readData(char *data, qint64 maxSize)
{
return QTcpSocket::readData(data, maxSize);
}
inline qint64 writeData(const char *data, qint64 maxSize)
{
return QTcpSocket::writeData(data, maxSize);
}
};
#endif //#if !defined(Q_OS_WIN) || defined(QT_LOCALSOCKET_TCP)
class QLocalSocketPrivate : public QIODevicePrivate
{
Q_DECLARE_PUBLIC(QLocalSocket)
public:
QLocalSocketPrivate();
void init();
#if defined(QT_LOCALSOCKET_TCP)
QLocalUnixSocket* tcpSocket;
bool ownsTcpSocket;
void setSocket(QLocalUnixSocket*);
QString generateErrorString(QLocalSocket::LocalSocketError, const QString &function) const;
void errorOccurred(QLocalSocket::LocalSocketError, const QString &function);
void _q_stateChanged(QAbstractSocket::SocketState newState);
void _q_error(QAbstractSocket::SocketError newError);
#elif defined(Q_OS_WIN)
~QLocalSocketPrivate() {
CloseHandle(overlapped.hEvent);
}
void setErrorString(const QString &function);
void _q_notified();
void _q_canWrite();
void _q_pipeClosed();
qint64 readData(char *data, qint64 maxSize);
qint64 bytesAvailable();
bool readFromSocket();
HANDLE handle;
OVERLAPPED overlapped;
QWindowsPipeWriter *pipeWriter;
qint64 readBufferMaxSize;
QRingBuffer readBuffer;
QTimer dataNotifier;
QLocalSocket::LocalSocketError error;
bool readyReadEmitted;
bool pipeClosed;
#else
QLocalUnixSocket unixSocket;
QString generateErrorString(QLocalSocket::LocalSocketError, const QString &function) const;
void errorOccurred(QLocalSocket::LocalSocketError, const QString &function);
void _q_stateChanged(QAbstractSocket::SocketState newState);
void _q_error(QAbstractSocket::SocketError newError);
void _q_connectToSocket();
void _q_abortConnectionAttempt();
void cancelDelayedConnect();
QSocketNotifier *delayConnect;
QTimer *connectTimer;
int connectingSocket;
QString connectingName;
QIODevice::OpenMode connectingOpenMode;
#endif
QString serverName;
QString fullServerName;
QLocalSocket::LocalSocketState state;
};
QT_END_NAMESPACE
#endif // QT_NO_LOCALSOCKET
#endif // QLOCALSOCKET_P_H
|
