aria2/src/AbstractCommand.h

59 lines
1.7 KiB
C++

/* <!-- copyright */
/*
* aria2 - a simple utility for downloading files faster
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* copyright --> */
#ifndef _D_ABSTRACT_COMMAND_H_
#define _D_ABSTRACT_COMMAND_H_
#include "Command.h"
#include "Request.h"
#include "DownloadEngine.h"
#include "SegmentMan.h"
#include <sys/time.h>
class AbstractCommand : public Command {
private:
void updateCheckPoint();
bool isTimeoutDetected();
struct timeval checkPoint;
protected:
Request* req;
DownloadEngine* e;
Socket* socket;
virtual bool prepareForRetry(int wait);
virtual void onAbort(Exception* ex);
virtual bool executeInternal(Segment segment) = 0;
void setReadCheckSocket(Socket* socket);
void setWriteCheckSocket(Socket* socket);
private:
bool checkSocketIsReadable;
bool checkSocketIsWritable;
Socket* readCheckTarget;
Socket* writeCheckTarget;
public:
AbstractCommand(int cuid, Request* req, DownloadEngine* e, const Socket* s= NULL);
virtual ~AbstractCommand();
bool execute();
};
#endif // _D_ABSTRACT_COMMAND_H_