aria2/src/DHTMessage.cc

77 lines
2.5 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 --> */
#include "DHTMessage.h"
#include "DHTNode.h"
#include "DHTUtil.h"
namespace aria2 {
const std::string DHTMessage::Y("y");
const std::string DHTMessage::T("t");
const std::string DHTMessage::ID("id");
DHTMessage::DHTMessage(const SharedHandle<DHTNode>& localNode,
const SharedHandle<DHTNode>& remoteNode,
const std::string& transactionID):
_localNode(localNode), _remoteNode(remoteNode), _transactionID(transactionID)
{
if(transactionID.empty()) {
generateTransactionID();
}
}
DHTMessage::~DHTMessage() {}
void DHTMessage::generateTransactionID()
{
unsigned char tid[DHT_TRANSACTION_ID_LENGTH];
DHTUtil::generateRandomData(tid, DHT_TRANSACTION_ID_LENGTH);
_transactionID = std::string(&tid[0], &tid[DHT_TRANSACTION_ID_LENGTH]);
}
SharedHandle<DHTNode> DHTMessage::getLocalNode() const
{
return _localNode;
}
SharedHandle<DHTNode> DHTMessage::getRemoteNode() const
{
return _remoteNode;
}
} // namespace aria2