aria2/src/UTPexExtensionMessage.h

100 lines
3.0 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_UT_PEX_EXTENSION_MESSAGE_H_
#define _D_UT_PEX_EXTENSION_MESSAGE_H_
#include "ExtensionMessage.h"
class BtContext;
typedef SharedHandle<BtContext> BtContextHandle;
class Peer;
typedef SharedHandle<Peer> PeerHandle;
typedef deque<PeerHandle> Peers;
class UTPexExtensionMessage;
typedef SharedHandle<UTPexExtensionMessage> UTPexExtensionMessageHandle;
class UTPexExtensionMessage:public ExtensionMessage {
private:
uint8_t _extensionMessageID;
Peers _freshPeers;
Peers _droppedPeers;
BtContextHandle _btContext;
pair<string, string> createCompactPeerListAndFlag(const Peers& peers);
public:
UTPexExtensionMessage(uint8_t extensionMessageID);
virtual ~UTPexExtensionMessage();
virtual string getBencodedData();
virtual uint8_t getExtensionMessageID()
{
return _extensionMessageID;
}
virtual const string& getExtensionName() const
{
return EXTENSION_NAME;
}
static const string EXTENSION_NAME;
virtual string toString() const;
virtual void doReceivedAction();
void addFreshPeer(const PeerHandle& peer);
const Peers& getFreshPeers() const;
void addDroppedPeer(const PeerHandle& peer);
const Peers& getDroppedPeers() const;
void setBtContext(const BtContextHandle& btContext);
static UTPexExtensionMessageHandle create(const BtContextHandle& btContext,
const char* data, size_t len);
};
typedef SharedHandle<UTPexExtensionMessage> UTPexExtensionMessageHandle;
#endif // _D_UT_PEX_EXTENSION_MESSAGE_H_