mirror of https://github.com/aria2/aria2
95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "DHTFindNodeMessage.h"
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#include "DHTNode.h"
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#include "Data.h"
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#include "Dictionary.h"
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#include "DHTRoutingTable.h"
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#include "DHTMessageFactory.h"
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#include "DHTMessageDispatcher.h"
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#include "DHTMessageCallback.h"
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#include "Util.h"
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#include <cstring>
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namespace aria2 {
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const std::string DHTFindNodeMessage::FIND_NODE("find_node");
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const std::string DHTFindNodeMessage::TARGET_NODE("target");
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DHTFindNodeMessage::DHTFindNodeMessage(const SharedHandle<DHTNode>& localNode,
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const SharedHandle<DHTNode>& remoteNode,
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const unsigned char* targetNodeID,
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const std::string& transactionID):
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DHTQueryMessage(localNode, remoteNode, transactionID)
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{
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memcpy(_targetNodeID, targetNodeID, DHT_ID_LENGTH);
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}
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DHTFindNodeMessage::~DHTFindNodeMessage() {}
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void DHTFindNodeMessage::doReceivedAction()
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{
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std::deque<SharedHandle<DHTNode> > nodes;
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_routingTable->getClosestKNodes(nodes, _targetNodeID);
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SharedHandle<DHTMessage> reply =
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_factory->createFindNodeReplyMessage(_remoteNode, nodes, _transactionID);
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_dispatcher->addMessageToQueue(reply);
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}
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Dictionary* DHTFindNodeMessage::getArgument()
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{
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Dictionary* a = new Dictionary();
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a->put(DHTMessage::ID, new Data(reinterpret_cast<const char*>(_localNode->getID()),
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DHT_ID_LENGTH));
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a->put(TARGET_NODE, new Data(reinterpret_cast<const char*>(_targetNodeID),
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DHT_ID_LENGTH));
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return a;
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}
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std::string DHTFindNodeMessage::getMessageType() const
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{
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return FIND_NODE;
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}
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void DHTFindNodeMessage::validate() const {}
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std::string DHTFindNodeMessage::toStringOptional() const
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{
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return "targetNodeID="+Util::toHex(_targetNodeID, DHT_ID_LENGTH);
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}
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} // namespace aria2
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