PacketFactory.cpp

00001 /*
00002 
00003 Copyright (C) 2006-2007 by Peter Dimov.
00004 
00005 This file is part of Calitko (http://www.calitko.org).
00006 
00007 Calitko is free software; you can redistribute it and/or modify
00008 it under the terms of the GNU General Public License as published by
00009 the Free Software Foundation; either version 2 of the License, or
00010 (at your option) any later version.
00011 
00012 Calitko is distributed in the hope that it will be useful,
00013 but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 GNU General Public License for more details.
00016 
00017 You should have received a copy of the GNU General Public License
00018 along with Calitko; if not, write to the Free Software
00019 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00020 
00021 */
00022 
00023 #include "Qt.h"
00024 #include "PacketFactory.h"
00025 #include "Packet.h"
00026 #include "BadPacket.h"
00027 #include "Imports.cpp"
00028 
00030 PacketFactory::PacketFactory()
00031 {
00032 }
00033 
00035 PacketFactory::~PacketFactory()
00036 {
00037 }
00038 
00040 
00046 bool PacketFactory::extractPacket (const QByteArray &rawBytes,
00047                                    int &headerLength,
00048                                    int &payloadLength,
00049                                    int &trailerLength)
00050 {
00051     return doExtractPacket (rawBytes, headerLength,
00052                             payloadLength, trailerLength);
00053 }
00054 
00056 
00064 Packet PacketFactory::createPacket (const QByteArray &rawHeader,
00065                                     const QByteArray &rawPayload,
00066                                     const QByteArray &rawTrailer)
00067 {
00068     Packet packet = doCreatePacket (rawHeader, rawPayload, rawTrailer);
00069     if (packet == Packet()
00070         || !packet->parse (rawHeader, rawPayload))
00071         return BadPacket (rawHeader, rawPayload);
00072     return packet;
00073 }
00074