[7748] | 1 | /* |
---|
| 2 | orxonox - the future of 3D-vertical-scrollers |
---|
| 3 | |
---|
| 4 | Copyright (C) 2004 orx |
---|
| 5 | |
---|
| 6 | This program is free software; you can redistribute it and/or modify |
---|
| 7 | it under the terms of the GNU General Public License as published by |
---|
| 8 | the Free Software Foundation; either version 2, or (at your option) |
---|
| 9 | any later version. |
---|
| 10 | |
---|
| 11 | ### File Specific: |
---|
| 12 | main-programmer: Christoph Renner |
---|
| 13 | co-programmer: ... |
---|
| 14 | */ |
---|
| 15 | |
---|
| 16 | #include "network_log.h" |
---|
| 17 | |
---|
| 18 | /** |
---|
| 19 | * the singleton reference to this class |
---|
| 20 | */ |
---|
| 21 | NetworkLog* NetworkLog::singletonRef = NULL; |
---|
| 22 | |
---|
| 23 | |
---|
| 24 | /** |
---|
| 25 | * standard constructor |
---|
| 26 | */ |
---|
| 27 | NetworkLog::NetworkLog () |
---|
| 28 | { |
---|
| 29 | listensock = NULL; |
---|
| 30 | } |
---|
| 31 | |
---|
| 32 | |
---|
| 33 | /** |
---|
| 34 | @brief standard deconstructor |
---|
| 35 | */ |
---|
| 36 | NetworkLog::~NetworkLog () |
---|
| 37 | { |
---|
| 38 | NetworkLog::singletonRef = NULL; |
---|
| 39 | } |
---|
| 40 | |
---|
| 41 | /** |
---|
| 42 | * listens on port for connections |
---|
| 43 | * @param port port number |
---|
| 44 | * @return true on success |
---|
| 45 | */ |
---|
| 46 | bool NetworkLog::listen( int port ) |
---|
| 47 | { |
---|
| 48 | IPaddress ip; |
---|
| 49 | |
---|
| 50 | if ( SDLNet_ResolveHost( &ip, NULL, port ) == -1 ) { |
---|
| 51 | PRINT(1)( "SDLNet_ResolveHost: %s\n", SDLNet_GetError() ); |
---|
| 52 | listensock = NULL; |
---|
| 53 | return false; |
---|
| 54 | } |
---|
| 55 | |
---|
| 56 | listensock = SDLNet_TCP_Open( &ip ); |
---|
| 57 | |
---|
| 58 | if( !listensock ) { |
---|
| 59 | PRINT(1)( "SDLNet_TCP_Open: %s\n", SDLNet_GetError() ); |
---|
| 60 | return false; |
---|
| 61 | } |
---|
| 62 | |
---|
| 63 | return true; |
---|
| 64 | } |
---|
| 65 | |
---|
| 66 | /** |
---|
| 67 | * prints string to all connected sockets |
---|
| 68 | */ |
---|
| 69 | void NetworkLog::printfn( char * format, ... ) |
---|
| 70 | { |
---|
| 71 | va_list ap; |
---|
| 72 | va_start( ap, format ); |
---|
| 73 | |
---|
| 74 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 75 | |
---|
| 76 | va_end( ap ); |
---|
| 77 | |
---|
| 78 | printfnet(); |
---|
| 79 | } |
---|
| 80 | |
---|
| 81 | /** |
---|
| 82 | * accepts new connections |
---|
| 83 | */ |
---|
| 84 | void NetworkLog::acceptNewConnections( ) |
---|
| 85 | { |
---|
| 86 | TCPsocket newSock = SDLNet_TCP_Accept( listensock ); |
---|
| 87 | |
---|
| 88 | if ( newSock ) |
---|
| 89 | sockets.push_back( newSock ); |
---|
| 90 | } |
---|
| 91 | |
---|
| 92 | /** |
---|
| 93 | * prints to all connected sockets and to PRINTF(0) |
---|
| 94 | */ |
---|
| 95 | void NetworkLog::printf0( char * format, ... ) |
---|
| 96 | { |
---|
| 97 | va_list ap; |
---|
| 98 | va_start( ap, format ); |
---|
| 99 | |
---|
| 100 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 101 | |
---|
| 102 | va_end( ap ); |
---|
| 103 | |
---|
| 104 | PRINT(0)( buf ); |
---|
| 105 | printfnet(); |
---|
| 106 | |
---|
| 107 | } |
---|
| 108 | |
---|
| 109 | /** |
---|
| 110 | * prints to all connected sockets and to PRINTF(1) |
---|
| 111 | */ |
---|
| 112 | void NetworkLog::printf1( char * format, ... ) |
---|
| 113 | { |
---|
| 114 | va_list ap; |
---|
| 115 | va_start( ap, format ); |
---|
| 116 | |
---|
| 117 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 118 | |
---|
| 119 | va_end( ap ); |
---|
| 120 | |
---|
| 121 | PRINT(1)( buf ); |
---|
| 122 | printfnet(); |
---|
| 123 | |
---|
| 124 | } |
---|
| 125 | |
---|
| 126 | /** |
---|
| 127 | * prints to all connected sockets and to PRINTF(2) |
---|
| 128 | */ |
---|
| 129 | void NetworkLog::printf2( char * format, ... ) |
---|
| 130 | { |
---|
| 131 | va_list ap; |
---|
| 132 | va_start( ap, format ); |
---|
| 133 | |
---|
| 134 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 135 | |
---|
| 136 | va_end( ap ); |
---|
| 137 | |
---|
| 138 | PRINT(2)( buf ); |
---|
| 139 | printfnet(); |
---|
| 140 | |
---|
| 141 | } |
---|
| 142 | |
---|
| 143 | /** |
---|
| 144 | * prints to all connected sockets and to PRINTF(3) |
---|
| 145 | */ |
---|
| 146 | void NetworkLog::printf3( char * format, ... ) |
---|
| 147 | { |
---|
| 148 | va_list ap; |
---|
| 149 | va_start( ap, format ); |
---|
| 150 | |
---|
| 151 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 152 | |
---|
| 153 | va_end( ap ); |
---|
| 154 | |
---|
| 155 | PRINT(3)( buf ); |
---|
| 156 | printfnet(); |
---|
| 157 | |
---|
| 158 | } |
---|
| 159 | |
---|
| 160 | /** |
---|
| 161 | * prints to all connected sockets and to PRINTF(4) |
---|
| 162 | */ |
---|
| 163 | void NetworkLog::printf4( char * format, ... ) |
---|
| 164 | { |
---|
| 165 | va_list ap; |
---|
| 166 | va_start( ap, format ); |
---|
| 167 | |
---|
| 168 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 169 | |
---|
| 170 | va_end( ap ); |
---|
| 171 | |
---|
| 172 | PRINT(4)( buf ); |
---|
| 173 | printfnet(); |
---|
| 174 | |
---|
| 175 | } |
---|
| 176 | |
---|
| 177 | /** |
---|
| 178 | * prints to all connected sockets and to PRINTF(5) |
---|
| 179 | */ |
---|
| 180 | void NetworkLog::printf5( char * format, ... ) |
---|
| 181 | { |
---|
| 182 | va_list ap; |
---|
| 183 | va_start( ap, format ); |
---|
| 184 | |
---|
| 185 | assert( vsnprintf( buf, NETWORK_LOG_BUFLEN, format, ap ) < NETWORK_LOG_BUFLEN ); |
---|
| 186 | |
---|
| 187 | va_end( ap ); |
---|
| 188 | |
---|
| 189 | PRINT(5)( buf ); |
---|
| 190 | printfnet(); |
---|
| 191 | |
---|
| 192 | } |
---|
| 193 | |
---|
| 194 | |
---|
| 195 | /** |
---|
| 196 | * prints buf to network sockets |
---|
| 197 | */ |
---|
| 198 | void NetworkLog::printfnet() |
---|
| 199 | { |
---|
| 200 | if ( !listensock ) |
---|
| 201 | return; |
---|
| 202 | |
---|
| 203 | acceptNewConnections(); |
---|
| 204 | |
---|
| 205 | for ( std::list<TCPsocket>::iterator it = sockets.begin(); it != sockets.end(); ) |
---|
| 206 | { |
---|
| 207 | if ( SDLNet_TCP_Send( *it, buf, strlen( buf) ) < strlen( buf ) ) |
---|
| 208 | { |
---|
[7749] | 209 | SDLNet_TCP_Close( *it ); |
---|
[7748] | 210 | std::list<TCPsocket>::iterator delIt = it; |
---|
| 211 | it++; |
---|
| 212 | sockets.erase( delIt ); |
---|
| 213 | continue; |
---|
| 214 | } |
---|
| 215 | |
---|
| 216 | it++; |
---|
| 217 | } |
---|
| 218 | } |
---|