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**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
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** 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
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**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
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****************************************************************************/
//#define QFTPPI_DEBUG
//#define QFTPDTP_DEBUG
#include "qftp.h"
#include "qabstractsocket.h"
#ifndef QT_NO_FTP
#include "qcoreapplication.h"
#include "qtcpsocket.h"
#include "qurlinfo.h"
#include "qstringlist.h"
#include "qregexp.h"
#include "qtimer.h"
#include "qfileinfo.h"
#include "qhash.h"
#include "qtcpserver.h"
#include "qlocale.h"
QT_BEGIN_NAMESPACE
class QFtpPI;
/*
The QFtpDTP (DTP = Data Transfer Process) controls all client side
data transfer between the client and server.
*/
class QFtpDTP : public QObject
{
Q_OBJECT
public:
enum ConnectState {
CsHostFound,
CsConnected,
CsClosed,
CsHostNotFound,
CsConnectionRefused
};
QFtpDTP(QFtpPI *p, QObject *parent = 0);
void setData(QByteArray *);
void setDevice(QIODevice *);
void writeData();
void setBytesTotal(qint64 bytes);
bool hasError() const;
QString errorMessage() const;
void clearError();
void connectToHost(const QString & host, quint16 port);
int setupListener(const QHostAddress &address);
void waitForConnection();
QTcpSocket::SocketState state() const;
qint64 bytesAvailable() const;
qint64 read(char *data, qint64 maxlen);
QByteArray readAll();
void abortConnection();
static bool parseDir(const QByteArray &buffer, const QString &userName, QUrlInfo *info);
signals:
void listInfo(const QUrlInfo&);
void readyRead();
void dataTransferProgress(qint64, qint64);
void connectState(int);
private slots:
void socketConnected();
void socketReadyRead();
void socketError(QAbstractSocket::SocketError);
void socketConnectionClosed();
void socketBytesWritten(qint64);
void setupSocket();
void dataReadyRead();
private:
void clearData();
QTcpSocket *socket;
QTcpServer listener;
QFtpPI *pi;
QString err;
qint64 bytesDone;
qint64 bytesTotal;
bool callWriteData;
// If is_ba is true, ba is used; ba is never 0.
// Otherwise dev is used; dev can be 0 or not.
union {
QByteArray *ba;
QIODevice *dev;
} data;
bool is_ba;
QByteArray bytesFromSocket;
};
/**********************************************************************
*
* QFtpPI - Protocol Interpreter
*
*********************************************************************/
class QFtpPI : public QObject
{
Q_OBJECT
public:
QFtpPI(QObject *parent = 0);
void connectToHost(const QString &host, quint16 port);
bool sendCommands(const QStringList &cmds);
bool sendCommand(const QString &cmd)
{ return sendCommands(QStringList(cmd)); }
void clearPendingCommands();
void abort();
QString currentCommand() const
{ return currentCmd; }
bool rawCommand;
bool transferConnectionExtended;
QFtpDTP dtp; // the PI has a DTP which is not the design of RFC 959, but it
// makes the design simpler this way
signals:
void connectState(int);
void finished(const QString&);
void error(int, const QString&);
void rawFtpReply(int, const QString&);
private slots:
void hostFound();
void connected();
void connectionClosed();
void delayedCloseFinished();
void readyRead();
void error(QAbstractSocket::SocketError);
void dtpConnectState(int);
private:
// the states are modelled after the generalized state diagram of RFC 959,
// page 58
enum State {
Begin,
Idle,
Waiting,
Success,
Failure
};
enum AbortState {
None,
AbortStarted,
WaitForAbortToFinish
};
bool processReply();
bool startNextCmd();
QTcpSocket commandSocket;
QString replyText;
char replyCode[3];
State state;
AbortState abortState;
QStringList pendingCommands;
QString currentCmd;
bool waitForDtpToConnect;
bool waitForDtpToClose;
QByteArray bytesFromSocket;
friend class QFtpDTP;
};
/**********************************************************************
*
* QFtpCommand implemenatation
*
*********************************************************************/
class QFtpCommand
{
public:
QFtpCommand(QFtp::Command cmd, QStringList raw, const QByteArray &ba);
QFtpCommand(QFtp::Command cmd, QStringList raw, QIODevice *dev = 0);
~QFtpCommand();
int id;
QFtp::Command command;
QStringList rawCmds;
// If is_ba is true, ba is used; ba is never 0.
// Otherwise dev is used; dev can be 0 or not.
union {
QByteArray *ba;
QIODevice *dev;
} data;
bool is_ba;
static QBasicAtomicInt idCounter;
};
QBasicAtomicInt QFtpCommand::idCounter = Q_BASIC_ATOMIC_INITIALIZER(1);
QFtpCommand::QFtpCommand(QFtp::Command cmd, QStringList raw, const QByteArray &ba)
: command(cmd), rawCmds(raw), is_ba(true)
{
id = idCounter.fetchAndAddRelaxed(1);
data.ba = new QByteArray(ba);
}
QFtpCommand::QFtpCommand(QFtp::Command cmd, QStringList raw, QIODevice *dev)
: command(cmd), rawCmds(raw), is_ba(false)
{
id = idCounter.fetchAndAddRelaxed(1);
data.dev = dev;
}
QFtpCommand::~QFtpCommand()
{
if (is_ba)
delete data.ba;
}
/**********************************************************************
*
* QFtpDTP implemenatation
*
*********************************************************************/
QFtpDTP::QFtpDTP(QFtpPI *p, QObject *parent) :
QObject(parent),
socket(0),
listener(this),
pi(p),
callWriteData(false)
{
clearData();
listener.setObjectName(QLatin1String("QFtpDTP active state server"));
connect(&listener, SIGNAL(newConnection()), SLOT(setupSocket()));
}
void QFtpDTP::setData(QByteArray *ba)
{
is_ba = true;
data.ba = ba;
}
void QFtpDTP::setDevice(QIODevice *dev)
{
is_ba = false;
data.dev = dev;
}
void QFtpDTP::setBytesTotal(qint64 bytes)
{
bytesTotal = bytes;
bytesDone = 0;
emit dataTransferProgress(bytesDone, bytesTotal);
}
void QFtpDTP::connectTo
格式：rar 资源大小：25.4MB
《Qt Creator快速入门》第3版随书配套源码 （774个子文件） 
libregexpplugin.a 2KB qftp.cpp 75KB qftp.cpp 75KB qurlinfo.cpp 16KB qurlinfo.cpp 16KB mainwindow.cpp 8KB mainwindow.cpp 7KB mainwindow.cpp 7KB mywidget.cpp 6KB mainwindow.cpp 6KB mainwindow.cpp 6KB main.cpp 5KB mainwindow.cpp 5KB mainwindow.cpp 5KB mainwindow.cpp 5KB stringlistmodel.cpp 5KB mainwindow.cpp 5KB myopenglwidget.cpp 4KB mainwindow.cpp 4KB client.cpp 4KB mainwindow.cpp 4KB mainwindow.cpp 4KB myitem.cpp 4KB myitem.cpp 4KB widget.cpp 4KB mainwindow.cpp 4KB myopenglwidget.cpp 3KB server.cpp 3KB myopenglwidget.cpp 3KB mainwindow.cpp 3KB main.cpp 3KB myitem.cpp 3KB mainwindow.cpp 3KB widget.cpp 3KB main.cpp 3KB myopenglwidget.cpp 3KB mainwindow.cpp 3KB widget.cpp 2KB main.cpp 2KB main.cpp 2KB widget.cpp 2KB main.cpp 2KB mainwindow.cpp 2KB dialog.cpp 2KB mainwindow.cpp 2KB main.cpp 2KB widget.cpp 2KB mainwindow.cpp 2KB mainwindow.cpp 2KB stringlistmodel.cpp 2KB main.cpp 2KB myopenglwidget.cpp 2KB main.cpp 2KB main.cpp 2KB widget.cpp 2KB myopenglwidget.cpp 2KB main.cpp 2KB myitem.cpp 2KB mainwindow.cpp 2KB mainwindow.cpp 2KB main.cpp 2KB mainwindow.cpp 2KB client.cpp 2KB mywidget.cpp 2KB widget.cpp 2KB widget.cpp 2KB widget.cpp 2KB main.cpp 2KB mainwindow.cpp 2KB mainwindow.cpp 2KB main.cpp 2KB main.cpp 2KB mainwindow.cpp 2KB main.cpp 2KB mydesignerpluginplugin.cpp 2KB widget.cpp 2KB mysax.cpp 2KB widget.cpp 1KB main.cpp 1KB spinboxdelegate.cpp 1KB assistant.cpp 1KB widget.cpp 1KB server.cpp 1KB main.cpp 1KB stringlistmodel.cpp 1KB main.cpp 1KB main.cpp 1KB mainwindow.cpp 1KB myopenglwidget.cpp 1KB mywidget.cpp 1KB widget.cpp 1KB main.cpp 1KB mainwindow.cpp 1KB widget.cpp 1KB myaction.cpp 1KB mainwindow.cpp 1KB main.cpp 1KB main.cpp 1KB main.cpp 1KB widget.cpp 1KB共 774 条
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资源评论
zcszw05042019-04-16比较有用，学QT挺简单
syb_love_jiexin2018-08-27可以用，值得下载
OldField-Tian2018-03-02可以编译运行， 感谢上传
奋斗无止境_分享是一种快乐
- 粉丝: 39
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