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source: code/branches/particleeffects/src/libraries/network/packet/Chat.cc @ 8748

Last change on this file since 8748 was 7801, checked in by dafrick, 14 years ago

Merging presentation2 branch back to trunk.

  • Property svn:eol-style set to native
File size: 2.5 KB
Line 
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
29#include "Chat.h"
30
31#include <cstring>
32#include <string>
33#include "network/Host.h"
34
35namespace orxonox {
36namespace packet {
37
38#define   PACKET_FLAGS_CHAT PacketFlag::Reliable
39
40/* Some lengths */
41#define   _PACKETID         0
42const int _PLAYERID     =   _PACKETID + sizeof(Type::Value);
43#define   _MESSAGELENGTH    _PLAYERID + sizeof(uint32_t)
44#define   _MESSAGE          _MESSAGELENGTH + sizeof(uint32_t)
45
46Chat::Chat( const std::string& message, unsigned int playerID )
47 : Packet()
48{
49  /* Add chat flag to packet flags */
50  flags_ = flags_ | PACKET_FLAGS_CHAT;
51
52  /* set message length to length of input string + 1 */
53  messageLength_ = message.length()+1;
54
55  /* allocate memory for the data */
56  data_=new unsigned char[ getSize() ];
57
58  *(Type::Value *)(data_ + _PACKETID ) = Type::Chat;
59  *(unsigned int *)(data_ + _PLAYERID ) = playerID;
60  *(unsigned int *)(data_ + _MESSAGELENGTH ) = messageLength_;
61
62  /* cast the hell out of the message string, and copy it into the
63   * data buffer.
64   */
65  memcpy( data_+_MESSAGE, static_cast<void*>(const_cast<char*>(message.c_str())), messageLength_ );
66}
67
68Chat::Chat( uint8_t* data, unsigned int clientID )
69  : Packet(data, clientID)
70{
71  messageLength_ = *(uint32_t *)(data + _MESSAGELENGTH );
72}
73
74Chat::~Chat()
75{
76}
77
78unsigned int Chat::getSize() const{
79  return _MESSAGE + messageLength_;
80}
81
82bool Chat::process(orxonox::Host* host){
83  bool b = host->incomingChat(std::string((const char*)data_+_MESSAGE), *(uint32_t *)(data_+_PLAYERID));
84  delete this;
85  return b;
86}
87
88unsigned char *Chat::getMessage(){
89  return data_ + _MESSAGE;
90}
91
92} //namespace packet
93} //namespace orxonox
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