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https://port.numenaute.org/aleajactaest/khanat-code-old.git
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141 lines
3.1 KiB
C++
141 lines
3.1 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "receive_task.h"
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#ifdef NL_OS_WINDOWS
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# define NOMINMAX
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# include <windows.h>
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#elif defined NL_OS_UNIX
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#include <unistd.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#define WSAGetLastError() 0
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#endif
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using namespace NLMISC;
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using namespace NLNET;
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/*
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* TReceivedMessage
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*/
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/// Constructor
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TReceivedMessage::TReceivedMessage()
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{
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VAddrFrom.resize( sizeof(sockaddr_in) );
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}
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/// Return a vector containing the address info
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void TReceivedMessage::addressToVector()
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{
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memcpy( &*VAddrFrom.begin(), AddrFrom.sockAddr(), sizeof(sockaddr_in) );
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}
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/// Set address with address info from specified vector
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void TReceivedMessage::vectorToAddress()
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{
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AddrFrom.setSockAddr( (sockaddr_in*)&*VAddrFrom.begin() );
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}
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/*
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* Constructor
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*/
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CReceiveTask::CReceiveTask( uint16 port, uint32 msgsize ) :
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_DatagramLength( msgsize ),
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_ReceivedMessage(),
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_WriteQueue( "WriteQueue" ), // value unspecified
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_ExitRequired( false )
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{
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// Socket
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DataSock = new CUdpSock( false );
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nlassert( DataSock );
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DataSock->bind( port );
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}
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/*
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* Destructor
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*/
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CReceiveTask::~CReceiveTask()
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{
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nlassert( DataSock != NULL );
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delete DataSock;
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DataSock = NULL;
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}
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/*
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* Run
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*/
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void CReceiveTask::run()
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{
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uint maxrecvlength = _DatagramLength;
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while ( ! _ExitRequired )
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{
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sint64 d;
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try
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{
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// Receive into _ReceivedMessage
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_DatagramLength = maxrecvlength;
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_ReceivedMessage.resizeData( _DatagramLength );
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_ReceivedMessage.setTypeEvent( TReceivedMessage::User );
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DataSock->receivedFrom( _ReceivedMessage.userDataW(), _DatagramLength, _ReceivedMessage.AddrFrom );
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d = CTime::getLocalTime ();
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}
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catch (const ESocket&)
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{
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// Remove the client corresponding to the address
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_ReceivedMessage.setTypeEvent( TReceivedMessage::RemoveClient );
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_DatagramLength = 0;
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}
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// Push into the write queue
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_ReceivedMessage.addressToVector();
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_ReceivedMessage.resizeData( _DatagramLength ); // _DatagramLength was modified by receivedFrom()
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_ReceivedMessage.setDate ();
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{
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CSynchronized<CBufFIFO*>::CAccessor wq( &_WriteQueue );
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wq.value()->push( _ReceivedMessage.data() );
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wq.value()->push( _ReceivedMessage.VAddrFrom );
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}
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}
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nlinfo( "Exiting from front-end receive task" );
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}
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/*
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* Set new write queue
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*/
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void CReceiveTask::setWriteQueue( CBufFIFO *writequeue )
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{
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CSynchronized<CBufFIFO*>::CAccessor wq( &_WriteQueue );
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wq.value() = writequeue;
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}
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