aria2/src/DHTMessageFactory.h

120 lines
4.4 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_DHT_MESSAGE_FACTORY_H
#define D_DHT_MESSAGE_FACTORY_H
#include "common.h"
#include <string>
#include <vector>
#include "SharedHandle.h"
#include "A2STR.h"
#include "ValueBase.h"
namespace aria2 {
class DHTMessage;
class DHTQueryMessage;
class DHTResponseMessage;
class DHTNode;
class Peer;
class DHTMessageFactory {
public:
virtual ~DHTMessageFactory() {}
virtual SharedHandle<DHTQueryMessage>
createQueryMessage(const Dict* dict,
const std::string& ipaddr, uint16_t port) = 0;
virtual SharedHandle<DHTResponseMessage>
createResponseMessage(const std::string& messageType,
const Dict* dict,
const std::string& ipaddr, uint16_t port) = 0;
virtual SharedHandle<DHTQueryMessage>
createPingMessage(const SharedHandle<DHTNode>& remoteNode,
const std::string& transactionID = A2STR::NIL) = 0;
virtual SharedHandle<DHTResponseMessage>
createPingReplyMessage(const SharedHandle<DHTNode>& remoteNode,
const unsigned char* id,
const std::string& transactionID) = 0;
virtual SharedHandle<DHTQueryMessage>
createFindNodeMessage(const SharedHandle<DHTNode>& remoteNode,
const unsigned char* targetNodeID,
const std::string& transactionID = A2STR::NIL) = 0;
virtual SharedHandle<DHTResponseMessage>
createFindNodeReplyMessage
(const SharedHandle<DHTNode>& remoteNode,
const std::vector<SharedHandle<DHTNode> >& closestKNodes,
const std::string& transactionID) = 0;
virtual SharedHandle<DHTQueryMessage>
createGetPeersMessage(const SharedHandle<DHTNode>& remoteNode,
const unsigned char* infoHash,
const std::string& transactionID = A2STR::NIL) = 0;
virtual SharedHandle<DHTResponseMessage>
createGetPeersReplyMessage
(const SharedHandle<DHTNode>& remoteNode,
const std::vector<SharedHandle<DHTNode> >& closestKNodes,
const std::vector<SharedHandle<Peer> >& peers,
const std::string& token,
const std::string& transactionID) = 0;
virtual SharedHandle<DHTQueryMessage>
createAnnouncePeerMessage(const SharedHandle<DHTNode>& remoteNode,
const unsigned char* infoHash,
uint16_t tcpPort,
const std::string& token,
const std::string& transactionID = A2STR::NIL) = 0;
virtual SharedHandle<DHTResponseMessage>
createAnnouncePeerReplyMessage(const SharedHandle<DHTNode>& remoteNode,
const std::string& transactionID) = 0;
virtual SharedHandle<DHTMessage>
createUnknownMessage(const unsigned char* data, size_t length,
const std::string& ipaddr, uint16_t port) = 0;
};
} // namespace aria2
#endif // D_DHT_MESSAGE_FACTORY_H