aria2/src/BtContext.h

119 lines
3.3 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifndef _D_BT_CONTEXT_H_
#define _D_BT_CONTEXT_H_
#include "DownloadContext.h"
#include <utility>
#include <deque>
namespace aria2 {
class AnnounceTier;
class RequestGroup;
class BtContext:public DownloadContext {
protected:
bool _private;
public:
BtContext():_private(false) {}
virtual ~BtContext() {}
virtual const unsigned char* getInfoHash() const = 0;
virtual size_t getInfoHashLength() const = 0;
virtual const std::string& getInfoHashAsString() const = 0;
virtual std::deque<SharedHandle<AnnounceTier> >
getAnnounceTiers() const = 0;
virtual void load(const std::string& torrentFile,
const std::string& overrideName = "") = 0;
/**
* Returns the peer id of localhost, 20 byte length
*/
virtual const unsigned char* getPeerId() = 0;
bool isPrivate() const
{
return _private;
}
virtual void computeFastSet
(std::deque<size_t>& fastSet, const std::string& ipaddr, size_t fastSetSize) = 0;
virtual RequestGroup* getOwnerRequestGroup() = 0;
virtual std::deque<std::pair<std::string, uint16_t> >& getNodes() = 0;
static const std::string C_NAME;
static const std::string C_FILES;
static const std::string C_LENGTH;
static const std::string C_PATH;
static const std::string C_INFO;
static const std::string C_PIECES;
static const std::string C_PIECE_LENGTH;
static const std::string C_PRIVATE;
// This is just a string "1". Used as a value of "private" flag.
static const std::string C_PRIVATE_ON;
static const std::string C_URL_LIST;
static const std::string C_ANNOUNCE;
static const std::string C_ANNOUNCE_LIST;
static const std::string C_NODES;
};
class BtContext;
typedef SharedHandle<BtContext> BtContextHandle;
} // namespace aria2
#endif // _D_BT_CONTEXT_H_