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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#ifndef FQTERM_SOCKET_H
#define FQTERM_SOCKET_H
// _OS_X_ not defined if i dont include it
#include <QGlobalStatic>
// different
#if defined(Q_OS_WIN32) || defined(_OS_WIN32_)
#include <winsock2.h>
#elif defined(Q_OS_BSD4) || defined(_OS_FREEBSD_) \
|| defined(Q_OS_MACX) || defined(Q_OS_DARWIN)
#include <netdb.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#else
#include <netdb.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <arpa/inet.h>
#endif
#include <QAbstractSocket>
#include <QString>
#include <QStringList>
#include <QProcess>
class QTcpSocket;
namespace FQTerm {
/*
* Socket with proxy support.
*
*/
class FQTermSocketPrivate: public QObject {
Q_OBJECT;
public:
FQTermSocketPrivate(QObject *parent_ = 0);
~FQTermSocketPrivate();
void flush();
void setProxy(int nProxyType, bool bAuth, const QString &strProxyHost,
quint16 uProxyPort, const QString &strProxyUsr,
const QString &strProxyPwd);
void connectToHost(const QString &hostname, quint16 portnumber);
void close();
QByteArray readBlock(unsigned long maxlen);
long writeBlock(const QByteArray &data);
unsigned long bytesAvailable();
signals:
void connected();
void hostFound();
void connectionClosed();
void delayedCloseFinished();
void readyRead();
void error(QAbstractSocket::SocketError);
void socketState(int);
protected slots:
void socketConnected();
void socketReadyRead();
protected:
// socks5 function
void socks5_connect();
void socks5_auth();
void socks5_reply(const QByteArray &, int);
private:
// proxy
int proxy_type;
QString proxy_host;
QString proxy_usr;
quint16 proxy_port;
QString proxy_pwd;
QString host;
quint16 port;
int proxy_state;
bool bauth;
struct sockaddr_in addr_host;
QTcpSocket *m_socket;
};
// Virtual base class for FQTermTelnetSocket and FQTermSSHSocket
class FQTermSocket: public QObject {
Q_OBJECT;
public:
FQTermSocket(QObject *parent = 0): QObject(parent) {}
virtual ~FQTermSocket() {}
virtual void flush() = 0;
virtual void setProxy(int nProxyType, bool bAuth,
const QString &strProxyHost,
quint16 uProxyPort,
const QString &strProxyUsr,
const QString &strProxyPwd) = 0;
virtual void connectToHost(const QString &host, quint16 port) = 0;
virtual void close() = 0;
virtual QByteArray readBlock(unsigned long maxlen) = 0;
virtual long writeBlock(const QByteArray &data) = 0;
virtual unsigned long bytesAvailable() = 0;
virtual bool readyForInput() {return true;}
virtual bool setTermSize(int col, int row) {return 0;}
signals:
void sshAuthOK();
void connected();
void hostFound();
void connectionClosed();
void delayedCloseFinished();
void readyRead();
void error(QAbstractSocket::SocketError);
void errorMessage(QString);
void socketState(int);
void requestUserPwd(QString *user, QString *pwd, bool *isOK);
};
} // namespace FQTerm
#endif // FQTERM_SOCKET_H
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