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source: code/trunk/src/libraries/network/packet/Chat.cc @ 11979

Last change on this file since 11979 was 11071, checked in by landauf, 9 years ago

merged branch cpp11_v3 back to trunk

  • Property svn:eol-style set to native
File size: 2.7 KB
RevLine 
[1711]1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Oliver Scheuss <scheusso [at] ee.ethz.ch>, (C) 2008
24 *   Co-authors:
25 *      ...
26 *
27 */
28
[1701]29#include "Chat.h"
[2773]30
[3214]31#include <cstring>
32#include <string>
[1907]33#include "network/Host.h"
[1701]34
[2171]35namespace orxonox {
[1701]36namespace packet {
[6417]37
[3214]38#define   PACKET_FLAGS_CHAT PacketFlag::Reliable
[7163]39
40/* Some lengths */
[8858]41#define _PACKETID         0
[11071]42#define _SOURCEID         _PACKETID + sizeof(Type)
[8858]43#define _TARGETID         _SOURCEID + sizeof(uint32_t)
44#define _MESSAGELENGTH    _TARGETID + sizeof(uint32_t)
45#define _MESSAGE          _MESSAGELENGTH + sizeof(uint32_t)
[1701]46
[8858]47Chat::Chat( const std::string& message, unsigned int sourceID, unsigned int targetID )
[1711]48 : Packet()
[1701]49{
[7163]50  /* Add chat flag to packet flags */
[1701]51  flags_ = flags_ | PACKET_FLAGS_CHAT;
[7163]52
53  /* set message length to length of input string + 1 */
[1701]54  messageLength_ = message.length()+1;
[7163]55
56  /* allocate memory for the data */
[1701]57  data_=new unsigned char[ getSize() ];
[7163]58
[11071]59  *(Type *)(data_ + _PACKETID ) = Type::Chat;
[8858]60  *(unsigned int *)(data_ + _SOURCEID ) = sourceID;
61  *(unsigned int *)(data_ + _TARGETID ) = targetID;
[1907]62  *(unsigned int *)(data_ + _MESSAGELENGTH ) = messageLength_;
[7163]63
64  /* cast the hell out of the message string, and copy it into the
65   * data buffer.
66   */
[3301]67  memcpy( data_+_MESSAGE, static_cast<void*>(const_cast<char*>(message.c_str())), messageLength_ );
[1701]68}
69
[1907]70Chat::Chat( uint8_t* data, unsigned int clientID )
[1711]71  : Packet(data, clientID)
[1701]72{
[1907]73  messageLength_ = *(uint32_t *)(data + _MESSAGELENGTH );
[1701]74}
75
76Chat::~Chat()
77{
78}
79
80unsigned int Chat::getSize() const{
81  return _MESSAGE + messageLength_;
82}
83
[7801]84bool Chat::process(orxonox::Host* host){
[8858]85  host->doReceiveChat(std::string((const char*)data_+_MESSAGE), *(uint32_t *)(data_+_SOURCEID), *(uint32_t *)(data_+_TARGETID));
[1711]86  delete this;
[8858]87  return true;
[1701]88}
89
90unsigned char *Chat::getMessage(){
[1907]91  return data_ + _MESSAGE;
[1701]92}
93
94} //namespace packet
[2171]95} //namespace orxonox
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