VZTECH / Mbed 2 deprecated main_src

Modularizando o src

Dependencies:   EALib EthernetInterface_vz mbed-rtos mbed

Fork of header_main_colinas_V0-20-09-14 by VZTECH

sip.cpp@104:62646ef786a3, 2015-02-25 (annotated)

Committer:
klauss
Date:
Wed Feb 25 18:44:11 2015 +0000
Revision:
104:62646ef786a3
Parent:
100:09a23fcd3bdf
Child:
105:a930035b6556
- Remo??o do implementado para bootloader cbx.; - Remo??o do implementado para telemetria.; - Remo??o do implementado ( comentado ) em file_system_manager.cpp; - BUGFIX perda de conex?o serial quando recebido um comando via eth;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "sip.h"
klauss 0:4d17cd9c8f9d 2
klauss 0:4d17cd9c8f9d 3 void Sip::__init_sock__( void ){
klauss 0:4d17cd9c8f9d 4 sip_server.set_address( this->server_ip , this->server_port );
klauss 89:0fe315117b00 5 sock.set_blocking( false, 0 );
klauss 0:4d17cd9c8f9d 6 sock.bind( this->my_port );
klauss 0:4d17cd9c8f9d 7 }
klauss 0:4d17cd9c8f9d 8
klauss 48:195c97f12e8e 9 void Sip::__end_sock__( void ){
klauss 0:4d17cd9c8f9d 10 sock.close();
klauss 0:4d17cd9c8f9d 11 }
klauss 0:4d17cd9c8f9d 12
klauss 48:195c97f12e8e 13 void Sip::__reconnect__( void ){
klauss 104:62646ef786a3 14 __end_sock__();
klauss 104:62646ef786a3 15 __init_sock__();
klauss 48:195c97f12e8e 16 }
klauss 48:195c97f12e8e 17
klauss 0:4d17cd9c8f9d 18 Sip::Sip( char * server_ip, int server_port, char * my_ip, int my_port, int my_ext, int peer_ext, int id ){
klauss 0:4d17cd9c8f9d 19 this->id = id;
klauss 0:4d17cd9c8f9d 20 strncpy( this->server_ip, server_ip, 20 );
klauss 0:4d17cd9c8f9d 21 this->server_ip[19] = 0;
klauss 0:4d17cd9c8f9d 22 this->server_port = server_port;
klauss 28:94aec56c6329 23 strncpy( this->my_ip, my_ip, 20 );
klauss 0:4d17cd9c8f9d 24 this->my_ip[19] = 0;
klauss 0:4d17cd9c8f9d 25 this->my_port = my_port;
klauss 0:4d17cd9c8f9d 26 this->my_rtp_port = fill_random_rtp_port();
klauss 0:4d17cd9c8f9d 27 this->my_ext = my_ext;
klauss 0:4d17cd9c8f9d 28 itoa( this->my_ext, this->my_display, 10 );
klauss 0:4d17cd9c8f9d 29 this->peer_ext = peer_ext;
klauss 0:4d17cd9c8f9d 30
klauss 0:4d17cd9c8f9d 31 strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" );
klauss 0:4d17cd9c8f9d 32 strcpy( this->last_invite_tag, "" );
klauss 0:4d17cd9c8f9d 33 strcpy( this->last_invite_callid, "");
klauss 0:4d17cd9c8f9d 34 strcpy( this->SVNREV, "COLA" );
klauss 0:4d17cd9c8f9d 35 status = sip_idle;
klauss 0:4d17cd9c8f9d 36
klauss 0:4d17cd9c8f9d 37 __init_sock__();
klauss 81:3656f00ab3db 38 muted = false;
klauss 91:c2a86b1f8aaa 39
klauss 91:c2a86b1f8aaa 40 this->invite_pkg_sent = 0;
klauss 91:c2a86b1f8aaa 41
klauss 91:c2a86b1f8aaa 42 call = NULL;
klauss 91:c2a86b1f8aaa 43
klauss 91:c2a86b1f8aaa 44 ok_sent = 0;
klauss 91:c2a86b1f8aaa 45 waiting = false;
klauss 91:c2a86b1f8aaa 46 length_muted = 0;
klauss 91:c2a86b1f8aaa 47 listen_SIP_server_return = 0;
klauss 91:c2a86b1f8aaa 48
klauss 85:b6f2dc1d0f4f 49 sip_new_counter++;
klauss 0:4d17cd9c8f9d 50 }
klauss 29:7246460b73f8 51
klauss 29:7246460b73f8 52 Sip::Sip( int id, uint16_t my_port ){
klauss 29:7246460b73f8 53 FILE * fp = NULL;
klauss 29:7246460b73f8 54 char inner_tmp[ 20 ];
klauss 28:94aec56c6329 55
klauss 29:7246460b73f8 56 if( debug_sip ) debug_msg("Building SIP ext :: %d | Port :: %d", id, my_port );
klauss 27:98f824719d1c 57
klauss 29:7246460b73f8 58 this->id = id;
klauss 29:7246460b73f8 59
klauss 28:94aec56c6329 60 fp = fopen( "/qspi/serverip.txt", "r");
klauss 28:94aec56c6329 61 if( fp == NULL){
klauss 29:7246460b73f8 62 if( debug_sip ) debug_msg("Failed to open /qspi/serverip.txt" );
klauss 28:94aec56c6329 63 strncpy( this->server_ip, __SERVER_IP__, 20 );
klauss 28:94aec56c6329 64 }else{
klauss 50:d9b6577a70f5 65 char tmp[ 16 ] = "\0";
klauss 46:a670f187a704 66 int read = fread( tmp, 1, 15, fp );
klauss 46:a670f187a704 67 if( read > 0 ){
klauss 46:a670f187a704 68 for( int i = 0; i < read; i++ )
klauss 46:a670f187a704 69 if( tmp[ i ] == '\n' || tmp[ i ] == '\r' ){
klauss 46:a670f187a704 70 tmp[ i ] = '\0';
klauss 46:a670f187a704 71 break;
klauss 46:a670f187a704 72 }
klauss 43:455522f98de5 73 strcpy( this->server_ip, tmp );
klauss 50:d9b6577a70f5 74 if( debug_sip ) debug_msg("Objeto SIP fixado no server ip %s( read %d chars ), valid %d", this->server_ip, read, strlen( this->server_ip ) );
klauss 28:94aec56c6329 75 }else{
klauss 29:7246460b73f8 76 if( debug_sip ) debug_msg("Failed to read /qspi/serverip.txt" );
klauss 28:94aec56c6329 77 strncpy( this->server_ip, __SERVER_IP__, 20 );
klauss 28:94aec56c6329 78 }
klauss 28:94aec56c6329 79 }
klauss 28:94aec56c6329 80 fclose( fp );
klauss 50:d9b6577a70f5 81 this->server_ip[ 15 ] = '\0';
klauss 28:94aec56c6329 82
klauss 28:94aec56c6329 83 fp = fopen( "/qspi/serverport.txt", "r");
klauss 28:94aec56c6329 84 if( fp == NULL ){
klauss 29:7246460b73f8 85 if( debug_sip ) debug_msg("Failed to open /qspi/serverport.txt" );
klauss 28:94aec56c6329 86 this->server_port = __SERVER_PORT__;
klauss 28:94aec56c6329 87 }else{
klauss 29:7246460b73f8 88 if( fread( (void *)inner_tmp, 1, 20, fp ) > 0 ){
klauss 29:7246460b73f8 89 server_port = atoi( inner_tmp );
klauss 29:7246460b73f8 90 if( debug_sip ) debug_msg("Objeto SIP fixado no server port %d", this->server_port );
klauss 28:94aec56c6329 91 }else{
klauss 29:7246460b73f8 92 if( debug_sip ) debug_msg("Failed to read /qspi/serverport.txt" );
klauss 28:94aec56c6329 93 this->server_port = __SERVER_PORT__;
klauss 28:94aec56c6329 94 }
klauss 28:94aec56c6329 95 }
klauss 28:94aec56c6329 96 fclose( fp );
klauss 28:94aec56c6329 97
klauss 28:94aec56c6329 98 fp = fopen( "/qspi/myip.txt", "r");
klauss 27:98f824719d1c 99 if (fp == NULL){
klauss 29:7246460b73f8 100 if( debug_sip ) debug_msg("Failed to open /qspi/myip.txt" );
klauss 27:98f824719d1c 101 strncpy( this->my_ip, __MY_IP__, 20 );
klauss 27:98f824719d1c 102 }else{
klauss 50:d9b6577a70f5 103 char tmp[ 16 ] = "\0";
klauss 46:a670f187a704 104 int read = fread( tmp, 1, 15, fp );
klauss 46:a670f187a704 105 if( read > 0 ){
klauss 46:a670f187a704 106 for( int i = 0; i < read; i++ )
klauss 46:a670f187a704 107 if( tmp[ i ] == '\n' || tmp[ i ] == '\r' ){
klauss 46:a670f187a704 108 tmp[ i ] = '\0';
klauss 46:a670f187a704 109 break;
klauss 46:a670f187a704 110 }
klauss 43:455522f98de5 111 strcpy( this->my_ip, tmp );
klauss 50:d9b6577a70f5 112 if( debug_sip ) debug_msg("Objeto SIP fixado no ip %s( lidos %d chars ), valid %d", this->my_ip, read, strlen( this->my_ip ) );
klauss 27:98f824719d1c 113 }else{
klauss 29:7246460b73f8 114 if( debug_sip ) debug_msg("Failed to read /qspi/myip.txt" );
klauss 27:98f824719d1c 115 strncpy( this->my_ip, __MY_IP__, 20 );
klauss 27:98f824719d1c 116 }
klauss 27:98f824719d1c 117 }
klauss 27:98f824719d1c 118 fclose( fp );
klauss 46:a670f187a704 119
klauss 50:d9b6577a70f5 120 this->my_ip[ 15 ] = '\0';
klauss 28:94aec56c6329 121
klauss 28:94aec56c6329 122 this->my_port = my_port;
klauss 97:8985817e8847 123 if( debug_sip ) debug_msg("Fixado na porta %d", this->my_port );
klauss 97:8985817e8847 124
klauss 28:94aec56c6329 125 this->my_rtp_port = fill_random_rtp_port();
klauss 28:94aec56c6329 126 this->my_ext = id;
klauss 28:94aec56c6329 127 itoa( this->my_ext, this->my_display, 10 );
klauss 46:a670f187a704 128
klauss 28:94aec56c6329 129 fp = fopen( "/qspi/peerext.txt", "r");
klauss 29:7246460b73f8 130 if( fp == NULL ) {
klauss 29:7246460b73f8 131 if( debug_sip ) debug_msg("Failed to open /qspi/peerext.txt" );
klauss 28:94aec56c6329 132 this->peer_ext = __PEER_EXT__;
klauss 29:7246460b73f8 133 } else {
klauss 29:7246460b73f8 134 if( fread( (void *)inner_tmp, 1, 32, fp ) > 0 ) {
klauss 29:7246460b73f8 135 this->peer_ext = atoi( inner_tmp );
klauss 29:7246460b73f8 136 if( debug_sip ) debug_msg("Objeto SIP fixado no server ext %d", this->peer_ext );
klauss 29:7246460b73f8 137 } else {
klauss 29:7246460b73f8 138 if( debug_sip ) debug_msg("Failed to read /qspi/peerext.txt" );
klauss 28:94aec56c6329 139 this->peer_ext = __PEER_EXT__;
klauss 28:94aec56c6329 140 }
klauss 28:94aec56c6329 141 }
klauss 28:94aec56c6329 142 fclose( fp );
klauss 0:4d17cd9c8f9d 143 strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" );
klauss 0:4d17cd9c8f9d 144 strcpy( this->last_invite_tag, "" );
klauss 0:4d17cd9c8f9d 145 strcpy( this->last_invite_callid, "");
klauss 0:4d17cd9c8f9d 146 strcpy( this->SVNREV, "COLA" );
klauss 0:4d17cd9c8f9d 147 status = sip_idle;
klauss 0:4d17cd9c8f9d 148
klauss 0:4d17cd9c8f9d 149 __init_sock__();
klauss 81:3656f00ab3db 150 muted = false;
klauss 85:b6f2dc1d0f4f 151
klauss 91:c2a86b1f8aaa 152 invite_pkg_sent = 0;
klauss 91:c2a86b1f8aaa 153 call = NULL;
klauss 91:c2a86b1f8aaa 154
klauss 91:c2a86b1f8aaa 155 ok_sent = 0;
klauss 91:c2a86b1f8aaa 156 waiting = false;
klauss 91:c2a86b1f8aaa 157 length_muted = 0;
klauss 91:c2a86b1f8aaa 158 listen_SIP_server_return = 0;
klauss 91:c2a86b1f8aaa 159
klauss 85:b6f2dc1d0f4f 160 sip_new_counter++;
klauss 0:4d17cd9c8f9d 161 }
klauss 29:7246460b73f8 162
klauss 0:4d17cd9c8f9d 163 Sip::~Sip(){
klauss 0:4d17cd9c8f9d 164 __end_sock__();
klauss 85:b6f2dc1d0f4f 165 sip_delete_counter++;
klauss 0:4d17cd9c8f9d 166 }
klauss 0:4d17cd9c8f9d 167
klauss 78:1353744f01e1 168 int Sip::registry(){
klauss 0:4d17cd9c8f9d 169 build_registry_package( buffer );
klauss 81:3656f00ab3db 170
klauss 104:62646ef786a3 171 int send = sock.sendTo( sip_server, buffer, strlen( buffer ) ); // > 400
klauss 104:62646ef786a3 172 if( send != strlen( buffer ) )
klauss 104:62646ef786a3 173 {
klauss 104:62646ef786a3 174 if( debug_reconnect ) send_msg("Reconnect SIP -- Registry");
klauss 104:62646ef786a3 175 __reconnect__();
klauss 104:62646ef786a3 176 miss_sip_registry_send_pkg++;
klauss 104:62646ef786a3 177 }
klauss 91:c2a86b1f8aaa 178
klauss 104:62646ef786a3 179 if( debug_sip ) send_msg("Registry ( %d, %d ) - Sent %i of %i bytes", this->my_ext, this->my_port , send, strlen( buffer ) );
klauss 85:b6f2dc1d0f4f 180
klauss 104:62646ef786a3 181 return( send );
klauss 0:4d17cd9c8f9d 182 }
klauss 0:4d17cd9c8f9d 183
klauss 0:4d17cd9c8f9d 184 VZ_call * Sip::invite(){
klauss 0:4d17cd9c8f9d 185 char callbox_string[ 32 ];
klauss 0:4d17cd9c8f9d 186 itoa( get_id(), callbox_string, 10 );
klauss 91:c2a86b1f8aaa 187
klauss 91:c2a86b1f8aaa 188 if( status == sip_on_call ) return call;
klauss 87:679ee0d594a9 189
klauss 91:c2a86b1f8aaa 190 else if( status == sip_idle ){
klauss 91:c2a86b1f8aaa 191 int cseq = 0;
klauss 91:c2a86b1f8aaa 192
klauss 91:c2a86b1f8aaa 193 call = NULL;
klauss 91:c2a86b1f8aaa 194
klauss 91:c2a86b1f8aaa 195 build_invite_package( buffer, callbox_string, &cseq );
klauss 91:c2a86b1f8aaa 196
klauss 91:c2a86b1f8aaa 197 this->invite_pkg_sent = 0;
klauss 91:c2a86b1f8aaa 198
klauss 91:c2a86b1f8aaa 199 do{
klauss 91:c2a86b1f8aaa 200 this->invite_pkg_sent = sock.sendTo( sip_server, buffer, strlen( buffer ) );
klauss 91:c2a86b1f8aaa 201 }while( this->invite_pkg_sent == 0 );
klauss 78:1353744f01e1 202
klauss 104:62646ef786a3 203 //FIXME verificar se posso nao usar invite_pkg_sent
klauss 104:62646ef786a3 204 int send = this->invite_pkg_sent;
klauss 104:62646ef786a3 205 if( send != strlen( buffer ) )
klauss 104:62646ef786a3 206 {
klauss 104:62646ef786a3 207 if( debug_reconnect ) send_msg("Reconnect SIP -- BYE");
klauss 104:62646ef786a3 208 __reconnect__();
klauss 104:62646ef786a3 209 miss_sip_invite_send_pkg++;
klauss 104:62646ef786a3 210 }
klauss 104:62646ef786a3 211
klauss 91:c2a86b1f8aaa 212 if( debug_invite ) debug_msg("Return value for invite pkg %d", invite_pkg_sent );
klauss 91:c2a86b1f8aaa 213
klauss 99:e80850c51106 214 invite_timer.stop();
klauss 99:e80850c51106 215 invite_timer.reset();
klauss 91:c2a86b1f8aaa 216 invite_timer.start();
klauss 91:c2a86b1f8aaa 217
klauss 91:c2a86b1f8aaa 218 set_status( status, sip_waiting_trying );
klauss 91:c2a86b1f8aaa 219
klauss 91:c2a86b1f8aaa 220 waiting = false;
klauss 91:c2a86b1f8aaa 221
klauss 91:c2a86b1f8aaa 222 ok_sent = 0;
klauss 91:c2a86b1f8aaa 223
klauss 91:c2a86b1f8aaa 224 length_muted = 0;
klauss 78:1353744f01e1 225 }
klauss 0:4d17cd9c8f9d 226
klauss 78:1353744f01e1 227 if( invite_timer.read() > __INVITE_MAX_WAITING_TIME__ ){
klauss 92:92df17f538a8 228 if( debug_invite == true ) debug_msg("Invite call timeout :(");
klauss 91:c2a86b1f8aaa 229
klauss 91:c2a86b1f8aaa 230 if( ( this->invite_pkg_sent == -1 ) || length_muted || ok_sent == -1 ){
klauss 81:3656f00ab3db 231 muted = true;
klauss 81:3656f00ab3db 232 if( debug_invite || debug_muted ) debug_msg("RX from eth having situation, length_muted( %d ) - ok_sent( %d )", length_muted, ok_sent );
klauss 81:3656f00ab3db 233 ok_sent = 0;
klauss 81:3656f00ab3db 234 length_muted = 0;
klauss 81:3656f00ab3db 235 __reconnect__();
klauss 81:3656f00ab3db 236 }else{
klauss 81:3656f00ab3db 237 muted = false;
klauss 81:3656f00ab3db 238 }
klauss 81:3656f00ab3db 239
klauss 78:1353744f01e1 240 if( debug_invite ) debug_msg("Timeout do pedido");
klauss 78:1353744f01e1 241 invite_timer.stop();
klauss 78:1353744f01e1 242 invite_timer.reset();
klauss 81:3656f00ab3db 243 set_status( status, sip_denied );
klauss 78:1353744f01e1 244 send_bye();
klauss 91:c2a86b1f8aaa 245
klauss 91:c2a86b1f8aaa 246 //if( call != NULL ) delete( call );
klauss 91:c2a86b1f8aaa 247 call = NULL;
klauss 78:1353744f01e1 248 return( NULL );
klauss 78:1353744f01e1 249 }
klauss 77:e8c0253b57bc 250
klauss 91:c2a86b1f8aaa 251 if( waiting == true ){ return call; }
klauss 91:c2a86b1f8aaa 252
klauss 91:c2a86b1f8aaa 253 else return( NULL );
klauss 0:4d17cd9c8f9d 254 }
klauss 0:4d17cd9c8f9d 255
klauss 0:4d17cd9c8f9d 256 char * Sip::build_registry_package( char * buffer ){
klauss 0:4d17cd9c8f9d 257 char branch[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 258 char tag[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 259 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 260 fill_random16h( branch );
klauss 0:4d17cd9c8f9d 261 fill_random( tag, 18 );
klauss 0:4d17cd9c8f9d 262 fill_random16h( callid );
klauss 0:4d17cd9c8f9d 263 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 264 strcpy( buffer, "REGISTER sip:" );
klauss 0:4d17cd9c8f9d 265 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 266 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 267 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 268 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 269 strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " );
klauss 0:4d17cd9c8f9d 270 strcat( buffer, my_ip );
klauss 0:4d17cd9c8f9d 271 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 272 itoa( my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 273 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 274 strcat( buffer, ";branch=" );
klauss 0:4d17cd9c8f9d 275 strcat( buffer, branch );
klauss 0:4d17cd9c8f9d 276 strcat( buffer, "\r\nFrom: " );
klauss 0:4d17cd9c8f9d 277 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 278 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 279 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 280 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 281 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 282 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 283 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 284 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 285 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 286 strcat( buffer, ">;tag=" );
klauss 0:4d17cd9c8f9d 287 strcat( buffer, tag );
klauss 0:4d17cd9c8f9d 288 strcat( buffer, "\r\nTo: " );
klauss 0:4d17cd9c8f9d 289 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 290 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 291 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 292 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 293 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 294 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 295 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 296 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 297 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 298 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 299 strcat( buffer, ">\r\nCall-ID: " );
klauss 0:4d17cd9c8f9d 300 strcat( buffer, callid );
klauss 0:4d17cd9c8f9d 301 strcat( buffer, "\r\nCSeq: " );
klauss 0:4d17cd9c8f9d 302 itoa( get_cseq(), itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 303 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 304 strcat( buffer, " REGISTER\r\n" );
klauss 0:4d17cd9c8f9d 305 strcat( buffer, "Max-Forwards: " );
klauss 0:4d17cd9c8f9d 306 itoa( 70, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 307 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 308 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 309
klauss 0:4d17cd9c8f9d 310 strcat( buffer, "Contact: " );
klauss 0:4d17cd9c8f9d 311 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 312 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 313 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 314 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 315 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 316 strcat( buffer, my_ip );
klauss 0:4d17cd9c8f9d 317 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 318 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 319 strcat( buffer, itoa_buffer );
klauss 92:92df17f538a8 320 strcat( buffer, ">;expires=270" );
klauss 0:4d17cd9c8f9d 321 //itoa( 1200, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 322 //strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 323 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 324
klauss 0:4d17cd9c8f9d 325 strcat( buffer, "User-Agent: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 326 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 327 strcat( buffer, "\r\nContent-Length: 0\r\n" );
klauss 0:4d17cd9c8f9d 328 strcat( buffer, SIP_ALLOW );
klauss 0:4d17cd9c8f9d 329 strcat( buffer, "\r\n\r\n" );
klauss 89:0fe315117b00 330 //buffer[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 331 return buffer;
klauss 0:4d17cd9c8f9d 332 }
klauss 0:4d17cd9c8f9d 333
klauss 0:4d17cd9c8f9d 334 char * Sip::build_invite_package( char * pkg, char * callbox_string, int * cseq ){
klauss 0:4d17cd9c8f9d 335 char header[ SIP_MAXMSGSIZE ], body[ SIP_MAXMSGSIZE ];
klauss 0:4d17cd9c8f9d 336 char branch[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 337 char tag[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 338 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 339 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 340 *cseq = get_cseq();
klauss 0:4d17cd9c8f9d 341 fill_random16h( branch );
klauss 0:4d17cd9c8f9d 342 fill_random( tag,18 );
klauss 0:4d17cd9c8f9d 343 fill_random16h( callid );
klauss 0:4d17cd9c8f9d 344
klauss 0:4d17cd9c8f9d 345 strcpy( last_invite_tag,tag );
klauss 0:4d17cd9c8f9d 346 strcpy( last_invite_callid, callid );
klauss 0:4d17cd9c8f9d 347
klauss 0:4d17cd9c8f9d 348 strcpy( header, "INVITE sip:" );
klauss 0:4d17cd9c8f9d 349 itoa( this->peer_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 350 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 351 strcat( header, "@" );
klauss 0:4d17cd9c8f9d 352 strcat( header, this->server_ip );
klauss 0:4d17cd9c8f9d 353 strcat( header, ":" );
klauss 0:4d17cd9c8f9d 354 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 355 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 356 strcat( header, " SIP/" );
klauss 0:4d17cd9c8f9d 357 itoa( 2, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 358 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 359 strcat( header, "." );
klauss 0:4d17cd9c8f9d 360 itoa( 0, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 361 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 362 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 363 strcat( header, "Via: SIP/" );
klauss 0:4d17cd9c8f9d 364 itoa( 2, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 365 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 366 strcat( header, "." );
klauss 0:4d17cd9c8f9d 367 itoa( 0, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 368 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 369 strcat( header, "/UDP" );
klauss 0:4d17cd9c8f9d 370 strcat( header, this->my_ip );
klauss 0:4d17cd9c8f9d 371 strcat( header, ":" );
klauss 0:4d17cd9c8f9d 372 itoa( this->my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 373 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 374 strcat( header, ";branch=" );
klauss 0:4d17cd9c8f9d 375 strcat( header, branch );
klauss 0:4d17cd9c8f9d 376 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 377 strcat( header, "From: " );
klauss 0:4d17cd9c8f9d 378 strcat( header, callbox_string );
klauss 0:4d17cd9c8f9d 379 strcat( header, " <sip:" );
klauss 0:4d17cd9c8f9d 380 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 381 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 382 strcat( header, "@" );
klauss 0:4d17cd9c8f9d 383 strcat( header, this->server_ip );
klauss 0:4d17cd9c8f9d 384 strcat( header, ":" );
klauss 0:4d17cd9c8f9d 385 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 386 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 387 strcat( header, ">;tag=" );
klauss 0:4d17cd9c8f9d 388 strcat( header, tag );
klauss 0:4d17cd9c8f9d 389 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 390 strcat( header, "To: <sip:" );
klauss 0:4d17cd9c8f9d 391 itoa( this->peer_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 392 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 393 strcat( header, "@" );
klauss 0:4d17cd9c8f9d 394 strcat( header, this->server_ip );
klauss 0:4d17cd9c8f9d 395 strcat( header, ":" );
klauss 0:4d17cd9c8f9d 396 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 397 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 398 strcat( header, ">\r\n" );
klauss 0:4d17cd9c8f9d 399 strcat( header, "Call-ID: " );
klauss 0:4d17cd9c8f9d 400 strcat( header, callid );
klauss 0:4d17cd9c8f9d 401 strcat( header, "@" );
klauss 0:4d17cd9c8f9d 402 strcat( header, this->my_ip );
klauss 0:4d17cd9c8f9d 403 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 404 strcat( header, "CSeq: " );
klauss 0:4d17cd9c8f9d 405 itoa( *cseq, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 406 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 407 strcat( header, " INVITE\r\n" );
klauss 0:4d17cd9c8f9d 408 strcat( header, "Contact: " );
klauss 0:4d17cd9c8f9d 409 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 410 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 411 strcat( header, " <sip:" );
klauss 0:4d17cd9c8f9d 412 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 413 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 414 strcat( header, "@" );
klauss 0:4d17cd9c8f9d 415 strcat( header, this->my_ip );
klauss 0:4d17cd9c8f9d 416 strcat( header, ":" );
klauss 0:4d17cd9c8f9d 417 itoa( this->my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 418 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 419 strcat( header, ">\r\n" );
klauss 0:4d17cd9c8f9d 420 strcat( header, "Max-Forwards: " );
klauss 0:4d17cd9c8f9d 421 itoa( 20, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 422 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 423 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 424 strcat( header, "User-Agent: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 425 strcat( header, SVNREV );
klauss 0:4d17cd9c8f9d 426 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 427 strcat( header, "Expires: " );
klauss 0:4d17cd9c8f9d 428 itoa( 70, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 429 strcat( header, itoa_buffer );
klauss 0:4d17cd9c8f9d 430 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 431 strcat( header, SIP_ALLOW );
klauss 0:4d17cd9c8f9d 432 strcat( header, "\r\n" );
klauss 0:4d17cd9c8f9d 433 strcat( header, "Content-Type: application/sdp\r\n" );
klauss 100:09a23fcd3bdf 434 //header[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 435
klauss 0:4d17cd9c8f9d 436 strcpy( body, "v=0\r\n" );
klauss 0:4d17cd9c8f9d 437 strcat( body, "o=- " );
klauss 0:4d17cd9c8f9d 438 itoa( 7377, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 439 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 440 strcat( body, " " );
klauss 0:4d17cd9c8f9d 441 itoa( 18176, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 442 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 443 strcat( body, " IN IP" );
klauss 0:4d17cd9c8f9d 444 itoa( 4, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 445 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 446 strcat( body, " " );
klauss 0:4d17cd9c8f9d 447 strcat( body, this->my_ip );
klauss 0:4d17cd9c8f9d 448 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 449 strcat( body, "s=-\r\n" );
klauss 0:4d17cd9c8f9d 450 strcat( body, "c=IN IP" );
klauss 0:4d17cd9c8f9d 451 itoa( 4, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 452 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 453 strcat( body, " " );
klauss 0:4d17cd9c8f9d 454 strcat( body, this->my_ip );
klauss 0:4d17cd9c8f9d 455 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 456 strcat( body, "t=" );
klauss 0:4d17cd9c8f9d 457 itoa( 0, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 458 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 459 strcat( body, " " );
klauss 0:4d17cd9c8f9d 460 itoa( 0, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 461 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 462 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 463 strcat( body, "m=audio " );
klauss 0:4d17cd9c8f9d 464 itoa( this->my_rtp_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 465 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 466 strcat( body, " RTP/AVP " );
klauss 0:4d17cd9c8f9d 467 itoa( 8, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 468 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 469 strcat( body, " " );
klauss 0:4d17cd9c8f9d 470 itoa( 101, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 471 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 472 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 473 strcat( body, "a=rtpmap:" );
klauss 0:4d17cd9c8f9d 474 itoa( 8, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 475 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 476 strcat( body, " PCMA/" );
klauss 0:4d17cd9c8f9d 477 itoa( 8000, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 478 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 479 strcat( body, "/" );
klauss 0:4d17cd9c8f9d 480 itoa( 1, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 481 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 482 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 483 strcat( body, "a=rtpmap:" );
klauss 0:4d17cd9c8f9d 484 itoa( 101, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 485 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 486 strcat( body, " telephone-event/" );
klauss 0:4d17cd9c8f9d 487 itoa( 8000, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 488 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 489 strcat( body, "\r\n" );
klauss 0:4d17cd9c8f9d 490 strcat( body, "a=fmtp: " );
klauss 0:4d17cd9c8f9d 491 itoa( 101, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 492 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 493 strcat( body, " " );
klauss 0:4d17cd9c8f9d 494 itoa( 0, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 495 strcat( body, itoa_buffer );
klauss 0:4d17cd9c8f9d 496 strcat( body, "-" );
klauss 0:4d17cd9c8f9d 497 itoa( 11, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 498 strcat( body, itoa_buffer );
klauss 100:09a23fcd3bdf 499 //body[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 500
klauss 0:4d17cd9c8f9d 501 make_content_length( header, body, pkg );
klauss 0:4d17cd9c8f9d 502 return( pkg );
klauss 0:4d17cd9c8f9d 503 }
klauss 0:4d17cd9c8f9d 504
klauss 0:4d17cd9c8f9d 505 char * Sip::make_content_length( char * header, char * body, char * pkg ){
klauss 0:4d17cd9c8f9d 506 int size;
klauss 0:4d17cd9c8f9d 507 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 508 size = strlen( body );
klauss 0:4d17cd9c8f9d 509 strcpy( pkg, header );
klauss 0:4d17cd9c8f9d 510 strcat( pkg, "Content-Length: " );
klauss 0:4d17cd9c8f9d 511 itoa( size, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 512 strcat( pkg, itoa_buffer );
klauss 0:4d17cd9c8f9d 513 strcat( pkg, "\r\n\r\n" );
klauss 0:4d17cd9c8f9d 514 strcat( pkg, body );
klauss 89:0fe315117b00 515 //pkg[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 516 return pkg;
klauss 0:4d17cd9c8f9d 517 }
klauss 0:4d17cd9c8f9d 518
klauss 0:4d17cd9c8f9d 519 char * Sip::build_bye_package( char * buffer ){
klauss 0:4d17cd9c8f9d 520 char branch[SIP_MAXFIELDSIZE];
klauss 0:4d17cd9c8f9d 521 char tag[SIP_MAXFIELDSIZE];
klauss 0:4d17cd9c8f9d 522 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 523 fill_random16h(branch);
klauss 0:4d17cd9c8f9d 524 fill_random(tag,18);
klauss 0:4d17cd9c8f9d 525
klauss 0:4d17cd9c8f9d 526 strcpy( buffer, "BYE sip:" );
klauss 0:4d17cd9c8f9d 527 itoa( this->peer_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 528 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 529 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 530 strcat( buffer, this->server_ip );
klauss 0:4d17cd9c8f9d 531 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 532 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 533 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 534 strcat( buffer, " SIP/2.0\r\n" );
klauss 0:4d17cd9c8f9d 535 strcat( buffer, "Via: SIP/2.0/UDP " );
klauss 0:4d17cd9c8f9d 536 strcat( buffer, this->my_ip );
klauss 0:4d17cd9c8f9d 537 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 538 itoa( this->my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 539 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 540 strcat( buffer, ";branch=" );
klauss 0:4d17cd9c8f9d 541 strcat( buffer, branch );
klauss 0:4d17cd9c8f9d 542 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 543 strcat( buffer, "From: " );
klauss 0:4d17cd9c8f9d 544 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 545 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 546 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 547 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 548 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 549 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 550 strcat( buffer, this->server_ip );
klauss 0:4d17cd9c8f9d 551 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 552 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 553 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 554 strcat( buffer, ">;tag=" );
klauss 0:4d17cd9c8f9d 555 strcat( buffer, last_invite_tag );
klauss 0:4d17cd9c8f9d 556 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 557 strcat( buffer, "To: <sip:" );
klauss 0:4d17cd9c8f9d 558 itoa( this->peer_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 559 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 560 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 561 strcat( buffer, this->server_ip );
klauss 0:4d17cd9c8f9d 562 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 563 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 564 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 565 strcat( buffer, ">;tag=" );
klauss 0:4d17cd9c8f9d 566 strcat( buffer, tag );
klauss 0:4d17cd9c8f9d 567 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 568 strcat( buffer, "Call-ID: " );
klauss 0:4d17cd9c8f9d 569 strcat( buffer, last_invite_callid );
klauss 0:4d17cd9c8f9d 570 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 571 strcat( buffer, this->my_ip );
klauss 0:4d17cd9c8f9d 572 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 573 strcat( buffer, "CSeq: " );
klauss 0:4d17cd9c8f9d 574 itoa( get_cseq(), itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 575 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 576 strcat( buffer, " BYE\r\n" );
klauss 0:4d17cd9c8f9d 577 strcat( buffer, "Max-Forwards: 70\r\n" );
klauss 0:4d17cd9c8f9d 578 strcat( buffer, "User-Agent: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 579 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 580 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 581 strcat( buffer, "Content-Length: 0\r\n\r\n" );
klauss 0:4d17cd9c8f9d 582 return( buffer );
klauss 0:4d17cd9c8f9d 583 }
klauss 0:4d17cd9c8f9d 584 char * Sip::build_ack_package( char * buffer, unsigned char * orig ){
klauss 0:4d17cd9c8f9d 585 char to[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 586 char from[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 587 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 588 char via[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 589 char branch[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 590 char cseq[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 591 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 592 // FIXME confirmar se nao preciso converter todos os ints com itoa
klauss 0:4d17cd9c8f9d 593 if( decode_gettag( orig, "to: ", to ) == 0) {
klauss 0:4d17cd9c8f9d 594 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 595 return NULL;
klauss 0:4d17cd9c8f9d 596 }
klauss 0:4d17cd9c8f9d 597 if( decode_gettag( orig, "from: ", from ) == 0) {
klauss 0:4d17cd9c8f9d 598 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 599 return NULL;
klauss 0:4d17cd9c8f9d 600 }
klauss 0:4d17cd9c8f9d 601 if( decode_gettag( orig, "call-id: ", callid ) == 0) {
klauss 0:4d17cd9c8f9d 602 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 603 return NULL;
klauss 0:4d17cd9c8f9d 604 }
klauss 0:4d17cd9c8f9d 605 decode_branch( orig, branch );
klauss 0:4d17cd9c8f9d 606 decode_cseq( orig, cseq );
klauss 0:4d17cd9c8f9d 607
klauss 0:4d17cd9c8f9d 608 if( strlen( via ) > 6 ) {
klauss 0:4d17cd9c8f9d 609 if( strcasecmp( ";rport", via+strlen( via )-6) == 0) {
klauss 0:4d17cd9c8f9d 610 via[strlen(via)-6] = 0;
klauss 0:4d17cd9c8f9d 611 }
klauss 0:4d17cd9c8f9d 612 }
klauss 0:4d17cd9c8f9d 613 strcpy( buffer, "ACK sip:" );
klauss 0:4d17cd9c8f9d 614 itoa( this->peer_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 615 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 616 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 617 strcat( buffer, this->server_ip );
klauss 0:4d17cd9c8f9d 618 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 619 itoa( this->server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 620 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 621 strcat( buffer, " SIP/2.0\r\n" );
klauss 0:4d17cd9c8f9d 622 strcat( buffer, "Via: SIP/2.0/UDP " );
klauss 0:4d17cd9c8f9d 623 strcat( buffer, this->my_ip );
klauss 0:4d17cd9c8f9d 624 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 625 itoa( this->my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 626 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 627 strcat( buffer, ";branch=" );
klauss 0:4d17cd9c8f9d 628 strcat( buffer, branch );
klauss 0:4d17cd9c8f9d 629 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 630 strcat( buffer, "From: " );
klauss 0:4d17cd9c8f9d 631 strcat( buffer, from );
klauss 0:4d17cd9c8f9d 632 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 633 strcat( buffer, "To: " );
klauss 0:4d17cd9c8f9d 634 strcat( buffer, to );
klauss 0:4d17cd9c8f9d 635 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 636 strcat( buffer, "Call-ID: " );
klauss 0:4d17cd9c8f9d 637 strcat( buffer, callid );
klauss 0:4d17cd9c8f9d 638 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 639 strcat( buffer, "CSeq: " );
klauss 0:4d17cd9c8f9d 640 strcat( buffer, cseq );
klauss 0:4d17cd9c8f9d 641 strcat( buffer, " ACK\r\n" );
klauss 0:4d17cd9c8f9d 642 strcat( buffer, "Max-Forwards: 70\r\n" );
klauss 0:4d17cd9c8f9d 643 strcat( buffer, "Contact: " );
klauss 0:4d17cd9c8f9d 644 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 645 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 646 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 647 itoa( this->my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 648 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 649 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 650 strcat( buffer, this->my_ip );
klauss 0:4d17cd9c8f9d 651 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 652 itoa( this->my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 653 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 654 strcat( buffer, ">\r\n" );
klauss 0:4d17cd9c8f9d 655 strcat( buffer, "User-Agent: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 656 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 657 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 658 strcat( buffer, "Content-Length: 0\r\n\r\n" );
klauss 89:0fe315117b00 659 //buffer[SIP_MAXMSGSIZE-1] = 0;
klauss 0:4d17cd9c8f9d 660 return( buffer );
klauss 0:4d17cd9c8f9d 661 }
klauss 0:4d17cd9c8f9d 662
klauss 0:4d17cd9c8f9d 663 int Sip::get_return_code( char * buffer ){
klauss 0:4d17cd9c8f9d 664 char a[32];
klauss 0:4d17cd9c8f9d 665 int i = 0, j;
klauss 0:4d17cd9c8f9d 666 if( strncmp( "SIP/", buffer, 4 ) != 0 ) return 0;
klauss 0:4d17cd9c8f9d 667 if( strlen( buffer ) < 32) return 0;
klauss 0:4d17cd9c8f9d 668 strncpy( a, buffer, 31 );
klauss 0:4d17cd9c8f9d 669 a[ 31 ] = 0;
klauss 0:4d17cd9c8f9d 670 while ( a[ i ] > ' ') i++;
klauss 0:4d17cd9c8f9d 671 j = i+i;
klauss 0:4d17cd9c8f9d 672 while( (a[ j ] >= '0') && ( a[ j ] <= '9') ) j++;
klauss 0:4d17cd9c8f9d 673 a[ j ] = 0;
klauss 0:4d17cd9c8f9d 674 return atoi( a + i + 1 );
klauss 0:4d17cd9c8f9d 675 }
klauss 0:4d17cd9c8f9d 676
klauss 0:4d17cd9c8f9d 677 char * Sip::build_generic_reply_package(char * buffer, unsigned char * orig, char * tag){
klauss 0:4d17cd9c8f9d 678 char to[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 679 char from[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 680 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 681 char cseq[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 682 char via[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 683
klauss 0:4d17cd9c8f9d 684 if( decode_gettag( orig, "to: ", to ) == 0) {
klauss 0:4d17cd9c8f9d 685 buffer[0] = 0;
klauss 0:4d17cd9c8f9d 686 return NULL;
klauss 0:4d17cd9c8f9d 687 }
klauss 0:4d17cd9c8f9d 688 if( decode_gettag( orig, "from: ", from ) == 0) {
klauss 0:4d17cd9c8f9d 689 buffer[0] = 0;
klauss 0:4d17cd9c8f9d 690 return NULL;
klauss 0:4d17cd9c8f9d 691 }
klauss 0:4d17cd9c8f9d 692 if( decode_gettag( orig, "call-id: ", callid ) == 0) {
klauss 0:4d17cd9c8f9d 693 buffer[0] = 0;
klauss 0:4d17cd9c8f9d 694 return NULL;
klauss 0:4d17cd9c8f9d 695 }
klauss 0:4d17cd9c8f9d 696 if( decode_gettag( orig, "cseq: ", cseq ) == 0) {
klauss 0:4d17cd9c8f9d 697 buffer[0] = 0;
klauss 0:4d17cd9c8f9d 698 return NULL;
klauss 0:4d17cd9c8f9d 699 }
klauss 0:4d17cd9c8f9d 700 if( decode_gettag( orig, "via: ", via ) == 0) {
klauss 0:4d17cd9c8f9d 701 buffer[0] = 0;
klauss 0:4d17cd9c8f9d 702 return NULL;
klauss 0:4d17cd9c8f9d 703 }
klauss 0:4d17cd9c8f9d 704
klauss 0:4d17cd9c8f9d 705 if (strlen(via) > 6) {
klauss 0:4d17cd9c8f9d 706 if (strcasecmp(";rport",via+strlen(via)-6)==0) {
klauss 0:4d17cd9c8f9d 707 via[strlen(via)-6] = 0;
klauss 0:4d17cd9c8f9d 708 }
klauss 0:4d17cd9c8f9d 709 }
klauss 0:4d17cd9c8f9d 710
klauss 0:4d17cd9c8f9d 711 strcpy( buffer, "SIP/2.0 " );
klauss 0:4d17cd9c8f9d 712 strcat( buffer, tag );
klauss 0:4d17cd9c8f9d 713 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 714 strcat( buffer, "To: " );
klauss 0:4d17cd9c8f9d 715 strcat( buffer, to );
klauss 0:4d17cd9c8f9d 716 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 717 strcat( buffer, "From: " );
klauss 0:4d17cd9c8f9d 718 strcat( buffer, from );
klauss 0:4d17cd9c8f9d 719 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 720 strcat( buffer, "Call-ID: " );
klauss 0:4d17cd9c8f9d 721 strcat( buffer, callid );
klauss 0:4d17cd9c8f9d 722 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 723 strcat( buffer, "CSeq: " );
klauss 0:4d17cd9c8f9d 724 strcat( buffer, cseq );
klauss 0:4d17cd9c8f9d 725 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 726 strcat( buffer, "Via: " );
klauss 0:4d17cd9c8f9d 727 strcat( buffer, via );
klauss 0:4d17cd9c8f9d 728 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 729 strcat( buffer, "Server: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 730 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 731 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 732 strcat( buffer, "Content-Length: 0\r\n\r\n" );
klauss 89:0fe315117b00 733 //buffer[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 734 return( buffer );
klauss 0:4d17cd9c8f9d 735 }
klauss 0:4d17cd9c8f9d 736 char * Sip::build_trying_package( char * buffer, unsigned char * orig ){
klauss 0:4d17cd9c8f9d 737 // FIXME trocar 100 para itoa( 100 ... )
klauss 0:4d17cd9c8f9d 738 build_generic_reply_package( buffer, orig, "100 Trying" );
klauss 0:4d17cd9c8f9d 739 return( buffer );
klauss 0:4d17cd9c8f9d 740 }
klauss 0:4d17cd9c8f9d 741
klauss 0:4d17cd9c8f9d 742 char * Sip::build_busy_package( char * buffer, unsigned char * orig ){
klauss 0:4d17cd9c8f9d 743 // FIXME trocar 100 para itoa( 100 ... )
klauss 0:4d17cd9c8f9d 744 build_generic_reply_package( buffer, orig, "486 Busy Here");
klauss 0:4d17cd9c8f9d 745 return( buffer );
klauss 0:4d17cd9c8f9d 746 }
klauss 0:4d17cd9c8f9d 747 char * Sip::build_reply_package( char * buffer, unsigned char * orig ){
klauss 0:4d17cd9c8f9d 748 char to[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 749 char from[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 750 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 751 char cseq[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 752 char via[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 753 char tag[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 754
klauss 0:4d17cd9c8f9d 755 if( decode_gettag( orig, "to: ", to ) == 0) {
klauss 0:4d17cd9c8f9d 756 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 757 return NULL;
klauss 0:4d17cd9c8f9d 758 }
klauss 0:4d17cd9c8f9d 759 if( decode_gettag( orig, "from: ", from ) == 0) {
klauss 0:4d17cd9c8f9d 760 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 761 return NULL;
klauss 0:4d17cd9c8f9d 762 }
klauss 0:4d17cd9c8f9d 763 if( decode_gettag( orig, "call-id: ", callid ) == 0 ) {
klauss 0:4d17cd9c8f9d 764 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 765 return NULL;
klauss 0:4d17cd9c8f9d 766 }
klauss 0:4d17cd9c8f9d 767 if( decode_gettag( orig, "cseq: ", cseq) == 0 ) {
klauss 0:4d17cd9c8f9d 768 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 769 return NULL;
klauss 0:4d17cd9c8f9d 770 }
klauss 0:4d17cd9c8f9d 771 if( decode_gettag( orig, "via: ", via) == 0 ) {
klauss 0:4d17cd9c8f9d 772 buffer[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 773 return NULL;
klauss 0:4d17cd9c8f9d 774 }
klauss 0:4d17cd9c8f9d 775
klauss 0:4d17cd9c8f9d 776 if (strlen(via) > 6) {
klauss 0:4d17cd9c8f9d 777 if (strcasecmp(";rport",via+strlen(via)-6)==0) {
klauss 0:4d17cd9c8f9d 778 via[strlen(via)-6] = 0;
klauss 0:4d17cd9c8f9d 779 }
klauss 0:4d17cd9c8f9d 780 }
klauss 0:4d17cd9c8f9d 781 fill_random(tag,18);
klauss 0:4d17cd9c8f9d 782
klauss 0:4d17cd9c8f9d 783 strcpy( buffer, "SIP/2.0 200 OK\r\n" );
klauss 0:4d17cd9c8f9d 784 strcat( buffer, "To: " );
klauss 0:4d17cd9c8f9d 785 strcat( buffer, to );
klauss 0:4d17cd9c8f9d 786 strcat( buffer, ";tag=" );
klauss 0:4d17cd9c8f9d 787 strcat( buffer, tag );
klauss 0:4d17cd9c8f9d 788 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 789
klauss 0:4d17cd9c8f9d 790 strcat( buffer, "From: " );
klauss 0:4d17cd9c8f9d 791 strcat( buffer, from );
klauss 0:4d17cd9c8f9d 792 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 793
klauss 0:4d17cd9c8f9d 794 strcat( buffer, "Call-ID: " );
klauss 0:4d17cd9c8f9d 795 strcat( buffer, callid );
klauss 0:4d17cd9c8f9d 796 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 797
klauss 0:4d17cd9c8f9d 798 strcat( buffer, "CSeq: " );
klauss 0:4d17cd9c8f9d 799 strcat( buffer, cseq );
klauss 0:4d17cd9c8f9d 800 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 801
klauss 0:4d17cd9c8f9d 802 strcat( buffer, "Via: " );
klauss 0:4d17cd9c8f9d 803 strcat( buffer, via );
klauss 0:4d17cd9c8f9d 804 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 805
klauss 0:4d17cd9c8f9d 806 strcat( buffer, "Server: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 807 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 808 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 809 strcat( buffer, "Content-Length: 0\r\n" );
klauss 0:4d17cd9c8f9d 810 strcat( buffer, SIP_ALLOW );
klauss 0:4d17cd9c8f9d 811 strcat( buffer, "\r\n\r\n" );
klauss 0:4d17cd9c8f9d 812
klauss 89:0fe315117b00 813 //buffer[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 814 return( buffer );
klauss 0:4d17cd9c8f9d 815 }
klauss 0:4d17cd9c8f9d 816 char * Sip::fill_random16h(char * buffer ){
klauss 0:4d17cd9c8f9d 817 fill_random( buffer, 16 );
klauss 0:4d17cd9c8f9d 818 buffer[ 7 ] = '-';
klauss 0:4d17cd9c8f9d 819 return( buffer );
klauss 0:4d17cd9c8f9d 820 }
klauss 0:4d17cd9c8f9d 821
klauss 0:4d17cd9c8f9d 822 char * Sip::fill_random( char * buffer, int size ){
klauss 0:4d17cd9c8f9d 823 static uint16_t seed = time( NULL );
klauss 0:4d17cd9c8f9d 824 seed += 1;
klauss 0:4d17cd9c8f9d 825 srand( seed );
klauss 0:4d17cd9c8f9d 826
klauss 0:4d17cd9c8f9d 827 int i;
klauss 100:09a23fcd3bdf 828 for( i = 0; i < size - 1; i++ ) {
klauss 0:4d17cd9c8f9d 829 buffer[ i ] = fill_random_aux[ rand() & 0x3f ];
klauss 0:4d17cd9c8f9d 830 }
klauss 100:09a23fcd3bdf 831
klauss 100:09a23fcd3bdf 832 buffer[ size - 1 ] = 0;
klauss 0:4d17cd9c8f9d 833 return( buffer );
klauss 0:4d17cd9c8f9d 834 }
klauss 0:4d17cd9c8f9d 835
klauss 0:4d17cd9c8f9d 836 int Sip::get_cseq( void ){
klauss 0:4d17cd9c8f9d 837 static unsigned int cseq = 0;
klauss 0:4d17cd9c8f9d 838 if( cseq == 0 ) {
klauss 0:4d17cd9c8f9d 839 /* initial value, random number */
klauss 0:4d17cd9c8f9d 840 cseq = rand();
klauss 0:4d17cd9c8f9d 841 cseq &= 0x7fff;
klauss 0:4d17cd9c8f9d 842 }
klauss 0:4d17cd9c8f9d 843 cseq++;
klauss 0:4d17cd9c8f9d 844 cseq &= 0x7fff;
klauss 0:4d17cd9c8f9d 845 if( cseq == 0 ) cseq++;
klauss 0:4d17cd9c8f9d 846 return cseq;
klauss 0:4d17cd9c8f9d 847 }
klauss 0:4d17cd9c8f9d 848
klauss 0:4d17cd9c8f9d 849 char * Sip::decode_cseq( unsigned char * package, char * cseq ){
klauss 0:4d17cd9c8f9d 850 char pkg[ 2048 ], cs[ 2048 ];
klauss 0:4d17cd9c8f9d 851 if( decode_gettag( package, "cseq: ", pkg ) != 0) {
klauss 0:4d17cd9c8f9d 852 int i = 0;
klauss 0:4d17cd9c8f9d 853 strcpy( cs, pkg );
klauss 0:4d17cd9c8f9d 854 while( ( cs[ i ] != 0 ) && ( cs[ i ] != ' ' ) ) i++;
klauss 0:4d17cd9c8f9d 855 cs[ i ] = 0;
klauss 0:4d17cd9c8f9d 856 strcpy( cseq, cs );
klauss 0:4d17cd9c8f9d 857 } else {
klauss 0:4d17cd9c8f9d 858 cseq[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 859 }
klauss 0:4d17cd9c8f9d 860 return( cseq );
klauss 0:4d17cd9c8f9d 861 }
klauss 0:4d17cd9c8f9d 862
klauss 0:4d17cd9c8f9d 863 char * Sip::decode_branch( unsigned char * package, char * branch ){
klauss 0:4d17cd9c8f9d 864 char pkg[ 2048 ];
klauss 0:4d17cd9c8f9d 865 if( decode_gettag( package, "branch=", pkg ) != 0 ) {
klauss 0:4d17cd9c8f9d 866 int i = 0;
klauss 0:4d17cd9c8f9d 867 strcpy( branch, pkg );
klauss 0:4d17cd9c8f9d 868 while( ( branch[ i ] != 0 ) && ( branch[ i ] != ';' ) ) i++;
klauss 0:4d17cd9c8f9d 869 branch[ i ] = 0;
klauss 0:4d17cd9c8f9d 870 } else {
klauss 0:4d17cd9c8f9d 871 branch[ 0 ] = 0;
klauss 0:4d17cd9c8f9d 872 }
klauss 0:4d17cd9c8f9d 873 return( branch );
klauss 0:4d17cd9c8f9d 874 }
klauss 0:4d17cd9c8f9d 875 int Sip::decode_gettag( unsigned char * package, char * tag, char * out ){
klauss 0:4d17cd9c8f9d 876 int size, i, cmpsize;
klauss 0:4d17cd9c8f9d 877 cmpsize = strlen( tag );
klauss 0:4d17cd9c8f9d 878 size = strlen( ( char * )package )-cmpsize;
klauss 0:4d17cd9c8f9d 879 for ( i=0; i<size; i++) {
klauss 0:4d17cd9c8f9d 880 if( strncasecmp( tag, (char*)package+i, cmpsize ) == 0) {
klauss 0:4d17cd9c8f9d 881 char * s;
klauss 0:4d17cd9c8f9d 882 s = (char*)package+i+cmpsize;
klauss 0:4d17cd9c8f9d 883 register int j = 0;
klauss 0:4d17cd9c8f9d 884 while ((s[ j ] != '\r') && (s[ j ] != '\n')) j++;
klauss 0:4d17cd9c8f9d 885 strncpy( out, s, j ); // copy string to output
klauss 0:4d17cd9c8f9d 886 out[ j ] = 0; // terminate string
klauss 0:4d17cd9c8f9d 887 return 1; // found
klauss 0:4d17cd9c8f9d 888 }
klauss 0:4d17cd9c8f9d 889 }
klauss 0:4d17cd9c8f9d 890 return 0; // not found
klauss 0:4d17cd9c8f9d 891 }
klauss 0:4d17cd9c8f9d 892
klauss 0:4d17cd9c8f9d 893 int Sip::get_id( void ){
klauss 0:4d17cd9c8f9d 894 return this->id;
klauss 0:4d17cd9c8f9d 895 }
klauss 0:4d17cd9c8f9d 896 int Sip::get_my_rtp_port( void ){
klauss 0:4d17cd9c8f9d 897 return this->my_rtp_port;
klauss 0:4d17cd9c8f9d 898 }
klauss 0:4d17cd9c8f9d 899 inline int Sip::fill_random_rtp_port(){
klauss 0:4d17cd9c8f9d 900 // o range [ 16384 - 32767 ] eh configuravel no server
klauss 4:de46f0d9b14d 901 return ( ( this->my_ext + 16384 ) );
klauss 0:4d17cd9c8f9d 902 }
klauss 0:4d17cd9c8f9d 903
klauss 0:4d17cd9c8f9d 904 void Sip::change_sip_server(){
klauss 0:4d17cd9c8f9d 905 // just in case sip server don't answer, invite another server
klauss 0:4d17cd9c8f9d 906 // mudar para os sets
klauss 0:4d17cd9c8f9d 907 set_server_ip( get_next_server_ip( this->buffer) );
klauss 0:4d17cd9c8f9d 908 set_server_ext( get_next_server_ext() );
klauss 0:4d17cd9c8f9d 909 set_server_port( get_next_server_port() );
klauss 0:4d17cd9c8f9d 910 registry();
klauss 0:4d17cd9c8f9d 911 }
klauss 0:4d17cd9c8f9d 912
klauss 0:4d17cd9c8f9d 913 char * Sip::get_next_server_ip( char * server_ip ){
klauss 0:4d17cd9c8f9d 914 strcpy( server_ip, this->server_ip );
klauss 0:4d17cd9c8f9d 915 return server_ip;
klauss 0:4d17cd9c8f9d 916 }
klauss 0:4d17cd9c8f9d 917 int Sip::get_next_server_port(){
klauss 0:4d17cd9c8f9d 918 return this->server_port;
klauss 0:4d17cd9c8f9d 919 }
klauss 0:4d17cd9c8f9d 920 int Sip::get_next_server_ext(){
klauss 0:4d17cd9c8f9d 921 return this->peer_ext;
klauss 0:4d17cd9c8f9d 922 }
klauss 0:4d17cd9c8f9d 923 void Sip::set_server_port( int new_server_port ){
klauss 0:4d17cd9c8f9d 924 this->server_port = new_server_port;
klauss 0:4d17cd9c8f9d 925 }
klauss 0:4d17cd9c8f9d 926 void Sip::set_server_ext( int new_server_ext ){
klauss 0:4d17cd9c8f9d 927 this->peer_ext = new_server_ext;
klauss 0:4d17cd9c8f9d 928 }
klauss 0:4d17cd9c8f9d 929 void Sip::set_server_ip( char * new_server_ip ){
klauss 0:4d17cd9c8f9d 930 strcpy( this->server_ip, new_server_ip );
klauss 0:4d17cd9c8f9d 931 this->server_ip[19] = 0;
klauss 0:4d17cd9c8f9d 932 }
klauss 0:4d17cd9c8f9d 933
klauss 0:4d17cd9c8f9d 934 /* Retorna
klauss 0:4d17cd9c8f9d 935 = 0 :: ok
klauss 0:4d17cd9c8f9d 936 < 0 :: tive problemas
klauss 0:4d17cd9c8f9d 937 > 0 :: devo remover essa call do vetor de calls
klauss 0:4d17cd9c8f9d 938 */
klauss 0:4d17cd9c8f9d 939 int Sip::listen_SIP_server( void ){
klauss 91:c2a86b1f8aaa 940 int ret = listen_SIP_server_return;
klauss 91:c2a86b1f8aaa 941 listen_SIP_server_return = 0;
klauss 91:c2a86b1f8aaa 942 return ret;
klauss 0:4d17cd9c8f9d 943 }
klauss 0:4d17cd9c8f9d 944
klauss 0:4d17cd9c8f9d 945 void Sip::set_ext( int ext ){
klauss 0:4d17cd9c8f9d 946 my_ext = ext;
klauss 0:4d17cd9c8f9d 947 }
klauss 0:4d17cd9c8f9d 948
klauss 0:4d17cd9c8f9d 949 void Sip::set_port( int port ){
klauss 0:4d17cd9c8f9d 950 my_port = port;
klauss 0:4d17cd9c8f9d 951 }
klauss 0:4d17cd9c8f9d 952
klauss 0:4d17cd9c8f9d 953 void Sip::send_bye( void ){
klauss 91:c2a86b1f8aaa 954
klauss 104:62646ef786a3 955 int send = sock.sendTo( sip_server, build_bye_package( this->buffer ), strlen( this->buffer ) );
klauss 91:c2a86b1f8aaa 956
klauss 91:c2a86b1f8aaa 957 if( debug_sip ) send_msg( "sizeof( bye pkg ) :: %d", strlen( buffer ) );
klauss 81:3656f00ab3db 958
klauss 104:62646ef786a3 959 if( send != strlen( this->buffer ) )
klauss 104:62646ef786a3 960 {
klauss 104:62646ef786a3 961 if( debug_reconnect ) send_msg("Reconnect SIP -- BYE");
klauss 104:62646ef786a3 962 __reconnect__();
klauss 104:62646ef786a3 963 miss_sip_bye_send_pkg++;
klauss 81:3656f00ab3db 964 }
klauss 0:4d17cd9c8f9d 965 }
klauss 0:4d17cd9c8f9d 966
klauss 0:4d17cd9c8f9d 967 void Sip::send_unregistry_pkg(){
klauss 0:4d17cd9c8f9d 968 build_unregistry_package( this->buffer );
klauss 91:c2a86b1f8aaa 969
klauss 104:62646ef786a3 970 int send = sock.sendTo( sip_server, build_bye_package( this->buffer ), strlen( this->buffer ) );
klauss 104:62646ef786a3 971 if( send != strlen( this->buffer ) )
klauss 104:62646ef786a3 972 {
klauss 104:62646ef786a3 973 if( debug_reconnect ) send_msg("Reconnect SIP -- BYE");
klauss 104:62646ef786a3 974 __reconnect__();
klauss 104:62646ef786a3 975 miss_sip_unregistry_send_pkg++;
klauss 104:62646ef786a3 976 }
klauss 104:62646ef786a3 977
klauss 91:c2a86b1f8aaa 978 if( debug_sip ) send_msg("sizeof( unregistry_pkg ) :: %d", strlen( buffer ) );
klauss 0:4d17cd9c8f9d 979 }
klauss 0:4d17cd9c8f9d 980
klauss 0:4d17cd9c8f9d 981 char * Sip::build_unregistry_package( char * buffer ){
klauss 0:4d17cd9c8f9d 982 char branch[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 983 char tag[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 984 char callid[ SIP_MAXFIELDSIZE ];
klauss 0:4d17cd9c8f9d 985 fill_random16h( branch );
klauss 0:4d17cd9c8f9d 986 fill_random( tag, 18 );
klauss 0:4d17cd9c8f9d 987 fill_random16h( callid );
klauss 0:4d17cd9c8f9d 988 char itoa_buffer[ 65 ];
klauss 0:4d17cd9c8f9d 989 strcpy( buffer, "REGISTER sip:" );
klauss 0:4d17cd9c8f9d 990 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 991 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 992 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 993 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 994 strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " );
klauss 0:4d17cd9c8f9d 995 strcat( buffer, my_ip );
klauss 0:4d17cd9c8f9d 996 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 997 itoa( my_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 998 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 999 strcat( buffer, ";branch=" );
klauss 0:4d17cd9c8f9d 1000 strcat( buffer, branch );
klauss 0:4d17cd9c8f9d 1001 strcat( buffer, "\r\nFrom: " );
klauss 0:4d17cd9c8f9d 1002 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1003 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1004 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 1005 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1006 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 1007 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 1008 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 1009 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1010 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1011 strcat( buffer, ">;tag=" );
klauss 0:4d17cd9c8f9d 1012 strcat( buffer, tag );
klauss 0:4d17cd9c8f9d 1013 strcat( buffer, "\r\nTo: " );
klauss 0:4d17cd9c8f9d 1014 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1015 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1016 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 1017 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1018 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1019 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 1020 strcat( buffer, server_ip );
klauss 0:4d17cd9c8f9d 1021 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 1022 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1023 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1024 strcat( buffer, ">\r\nCall-ID: " );
klauss 0:4d17cd9c8f9d 1025 strcat( buffer, callid );
klauss 0:4d17cd9c8f9d 1026 strcat( buffer, "\r\nCSeq: " );
klauss 0:4d17cd9c8f9d 1027 itoa( get_cseq(), itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1028 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1029 strcat( buffer, " REGISTER\r\n" );
klauss 0:4d17cd9c8f9d 1030 strcat( buffer, "Max-Forwards: " );
klauss 0:4d17cd9c8f9d 1031 itoa( 70, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1032 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1033 strcat( buffer, "\r\n" );
klauss 0:4d17cd9c8f9d 1034
klauss 0:4d17cd9c8f9d 1035 strcat( buffer, "Contact: " );
klauss 0:4d17cd9c8f9d 1036 itoa( my_ext, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1037 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1038 strcat( buffer, " <sip:" );
klauss 0:4d17cd9c8f9d 1039 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1040 strcat( buffer, "@" );
klauss 0:4d17cd9c8f9d 1041 strcat( buffer, my_ip );
klauss 0:4d17cd9c8f9d 1042 strcat( buffer, ":" );
klauss 0:4d17cd9c8f9d 1043 itoa( server_port, itoa_buffer, 10 );
klauss 0:4d17cd9c8f9d 1044 strcat( buffer, itoa_buffer );
klauss 0:4d17cd9c8f9d 1045 strcat( buffer, ">;expires=0\r\n" );
klauss 0:4d17cd9c8f9d 1046 strcat( buffer, "User-Agent: VZtech/pabxdriver-" );
klauss 0:4d17cd9c8f9d 1047 strcat( buffer, SVNREV );
klauss 0:4d17cd9c8f9d 1048 strcat( buffer, "\r\nContent-Length: 0\r\n" );
klauss 0:4d17cd9c8f9d 1049 strcat( buffer, SIP_ALLOW );
klauss 0:4d17cd9c8f9d 1050 strcat( buffer, "\r\n\r\n" );
klauss 89:0fe315117b00 1051 //buffer[ SIP_MAXMSGSIZE - 1 ] = 0;
klauss 0:4d17cd9c8f9d 1052 return buffer;
klauss 78:1353744f01e1 1053 }
klauss 78:1353744f01e1 1054
klauss 78:1353744f01e1 1055 int Sip::get_status( void ){
klauss 78:1353744f01e1 1056 return this->status;
klauss 78:1353744f01e1 1057 }
klauss 78:1353744f01e1 1058
klauss 78:1353744f01e1 1059 void Sip::sip_set_status( uint8_t status ){
klauss 78:1353744f01e1 1060 this->status = status;
klauss 81:3656f00ab3db 1061 }
klauss 81:3656f00ab3db 1062
klauss 81:3656f00ab3db 1063 void Sip::sip_check_muted( void ){
klauss 81:3656f00ab3db 1064 if( muted == true ) __reconnect__();
klauss 81:3656f00ab3db 1065 if( debug_muted ) send_msg("For some reason sip muted, reconnected");
klauss 89:0fe315117b00 1066 }
klauss 89:0fe315117b00 1067
klauss 89:0fe315117b00 1068 int Sip::get_socket_fd( void ){
klauss 89:0fe315117b00 1069 return sock.get_fd();
klauss 89:0fe315117b00 1070 }
klauss 89:0fe315117b00 1071
klauss 91:c2a86b1f8aaa 1072 int Sip::udp_incomming_pkg( void ){
klauss 91:c2a86b1f8aaa 1073 Endpoint from;
klauss 91:c2a86b1f8aaa 1074
klauss 91:c2a86b1f8aaa 1075 int length = sock.receiveFrom( from, buffer, sizeof( buffer ) );
klauss 91:c2a86b1f8aaa 1076
klauss 91:c2a86b1f8aaa 1077 if( memcmp( ( ( u8_t * )( &(from._remoteHost) ) ) + 2, ( ( u8_t * )( &(sip_server._remoteHost) ) ) + 2, 6 ) != 0 ) return 0;
klauss 91:c2a86b1f8aaa 1078
klauss 104:62646ef786a3 1079 if( length == -1 )
klauss 104:62646ef786a3 1080 {
klauss 104:62646ef786a3 1081 if( debug_reconnect ) send_msg("Reconnect SIP -- UDP Incomming");
klauss 104:62646ef786a3 1082 __reconnect__();
klauss 104:62646ef786a3 1083 miss_sip_inc_pkg++;
klauss 104:62646ef786a3 1084 }
klauss 91:c2a86b1f8aaa 1085
klauss 91:c2a86b1f8aaa 1086 if( length > 0 ){
klauss 91:c2a86b1f8aaa 1087 if( sizeof( buffer ) > length ) buffer[ length ] = 0;
klauss 91:c2a86b1f8aaa 1088
klauss 91:c2a86b1f8aaa 1089 int sip_response = -1;
klauss 91:c2a86b1f8aaa 1090
klauss 91:c2a86b1f8aaa 1091 // faster than atoi() (:
klauss 91:c2a86b1f8aaa 1092 if( buffer[ 7 ] == ' ' || buffer[ 11 ] == ' ' ){
klauss 91:c2a86b1f8aaa 1093 sip_response = ( buffer[ 8 ] - '0' ) * 100 + ( buffer[ 9 ] - '0' ) * 10 + ( buffer[ 10 ] - '0' );
klauss 91:c2a86b1f8aaa 1094 }
klauss 91:c2a86b1f8aaa 1095
klauss 91:c2a86b1f8aaa 1096 if( ( status == sip_trying ) || ( status == sip_ringing ) || ( status == sip_waiting_trying ) ){
klauss 91:c2a86b1f8aaa 1097 //if( !( strncasecmp( buffer + 7, " 200 ", 5 ) ) ){
klauss 91:c2a86b1f8aaa 1098 if( sip_response == 200 ){ // Ok
klauss 91:c2a86b1f8aaa 1099 char *ref = strstr( buffer, "audio" );
klauss 91:c2a86b1f8aaa 1100 if( debug_invite ) debug_msg("ok");
klauss 91:c2a86b1f8aaa 1101 if( ref != NULL ){
klauss 91:c2a86b1f8aaa 1102 ref += 6; // audio
klauss 91:c2a86b1f8aaa 1103 ref = strtok( ref, " ");
klauss 91:c2a86b1f8aaa 1104 if( call == NULL ){
klauss 91:c2a86b1f8aaa 1105 call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) );
klauss 91:c2a86b1f8aaa 1106 if( call == NULL ) memory_is_over = true;
klauss 91:c2a86b1f8aaa 1107 }
klauss 91:c2a86b1f8aaa 1108 char ans[ 1024 ];
klauss 91:c2a86b1f8aaa 1109 build_ack_package( ans, ( unsigned char *)buffer );
klauss 91:c2a86b1f8aaa 1110
klauss 104:62646ef786a3 1111 int send = sock.sendTo( sip_server, ans, strlen( ans ) );
klauss 104:62646ef786a3 1112
klauss 104:62646ef786a3 1113 if( send != strlen( ans ) )
klauss 104:62646ef786a3 1114 {
klauss 104:62646ef786a3 1115 if( debug_reconnect ) send_msg("Reconnect SIP -- Ok -- Call mode on");
klauss 104:62646ef786a3 1116 __reconnect__();
klauss 104:62646ef786a3 1117 miss_sip_ok_send_pkg++;
klauss 104:62646ef786a3 1118 }
klauss 91:c2a86b1f8aaa 1119
klauss 91:c2a86b1f8aaa 1120 if( debug_invite ) debug_msg("Call alocada -- Sip::status::%d :: ", status );
klauss 91:c2a86b1f8aaa 1121 set_status( status, sip_on_call );
klauss 91:c2a86b1f8aaa 1122 }
klauss 91:c2a86b1f8aaa 1123 }
klauss 91:c2a86b1f8aaa 1124 }
klauss 91:c2a86b1f8aaa 1125 if( ( status == sip_trying ) || ( status == sip_ringing ) ){
klauss 91:c2a86b1f8aaa 1126 //if( !( strncmp( buffer + 7, " 4", 2 ) ) ){
klauss 91:c2a86b1f8aaa 1127 if( sip_response >= 400 && sip_response < 700 ){
klauss 91:c2a86b1f8aaa 1128 if( debug_invite ) {
klauss 91:c2a86b1f8aaa 1129 buffer[ 11 ] = 0;
klauss 97:8985817e8847 1130 if( debug_invite ) debug_msg("Busy Here :: %s", buffer + 8 );
klauss 91:c2a86b1f8aaa 1131 }
klauss 91:c2a86b1f8aaa 1132 send_bye();
klauss 91:c2a86b1f8aaa 1133 //if( call != NULL ) delete( call );
klauss 91:c2a86b1f8aaa 1134 set_status( status, sip_busy );
klauss 91:c2a86b1f8aaa 1135 return( NULL );
klauss 91:c2a86b1f8aaa 1136 }else //if( !( strncasecmp( buffer + 7, " 183 ", 5 ) ) ){ // Session in Progress
klauss 91:c2a86b1f8aaa 1137 if( sip_response == 183 ){
klauss 91:c2a86b1f8aaa 1138 char *ref = strstr( buffer, "audio" );
klauss 91:c2a86b1f8aaa 1139 if( ref != NULL ){
klauss 91:c2a86b1f8aaa 1140 ref += 6; // strlen( "audio" ) == 6
klauss 91:c2a86b1f8aaa 1141 ref = strtok( ref, " ");
klauss 91:c2a86b1f8aaa 1142 if( call == NULL ){
klauss 91:c2a86b1f8aaa 1143 this->call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) );
klauss 91:c2a86b1f8aaa 1144 if( call == NULL ) memory_is_over = true;
klauss 91:c2a86b1f8aaa 1145 }
klauss 91:c2a86b1f8aaa 1146 waiting = true;
klauss 91:c2a86b1f8aaa 1147 }
klauss 91:c2a86b1f8aaa 1148 }
klauss 91:c2a86b1f8aaa 1149 }
klauss 91:c2a86b1f8aaa 1150 if( status == sip_trying ){
klauss 91:c2a86b1f8aaa 1151 //if( !( strncasecmp( buffer + 7, " 180 ", 5 ) ) ){
klauss 91:c2a86b1f8aaa 1152 if( sip_response == 180 ){
klauss 91:c2a86b1f8aaa 1153 if( debug_invite ) debug_msg("ringing");
klauss 91:c2a86b1f8aaa 1154 set_status( status, sip_ringing );
klauss 91:c2a86b1f8aaa 1155 }
klauss 91:c2a86b1f8aaa 1156 }
klauss 91:c2a86b1f8aaa 1157 if( status == sip_waiting_trying ){
klauss 91:c2a86b1f8aaa 1158 //if( !( strncasecmp( buffer + 7, " 100 ", 5 ) ) ){
klauss 91:c2a86b1f8aaa 1159 if( sip_response == 100 ){
klauss 91:c2a86b1f8aaa 1160 if( debug_invite ) debug_msg("trying")
klauss 91:c2a86b1f8aaa 1161 set_status( status, sip_trying );
klauss 91:c2a86b1f8aaa 1162 }
klauss 91:c2a86b1f8aaa 1163 }
klauss 91:c2a86b1f8aaa 1164 if( status == sip_on_call ){
klauss 91:c2a86b1f8aaa 1165 if( !( strncasecmp( buffer, "bye ", 4 ) ) ){
klauss 91:c2a86b1f8aaa 1166 char ans[ 2000 ];
klauss 91:c2a86b1f8aaa 1167 build_reply_package( ans, (unsigned char*)buffer );
klauss 91:c2a86b1f8aaa 1168
klauss 104:62646ef786a3 1169 int send = sock.sendTo( sip_server, ans, strlen( ans ) );
klauss 104:62646ef786a3 1170 if( send == strlen( ans ) )
klauss 104:62646ef786a3 1171 {
klauss 104:62646ef786a3 1172 if( debug_reconnect ) send_msg("Reconnect SIP -- RCV BYE from *");
klauss 104:62646ef786a3 1173 __reconnect__();
klauss 104:62646ef786a3 1174 miss_sip_rcv_bye_send_pkg++;
klauss 104:62646ef786a3 1175 }
klauss 104:62646ef786a3 1176
klauss 104:62646ef786a3 1177 if( debug_invite ) debug_msg("sizeof( bye reply pkg ) :: %d\nServer request BYE to %d ext\nBye request received from *", strlen( ans ), my_ext );
klauss 91:c2a86b1f8aaa 1178
klauss 91:c2a86b1f8aaa 1179 listen_SIP_server_return = my_ext;
klauss 91:c2a86b1f8aaa 1180 }
klauss 91:c2a86b1f8aaa 1181 }
klauss 91:c2a86b1f8aaa 1182 }
klauss 91:c2a86b1f8aaa 1183
klauss 91:c2a86b1f8aaa 1184 return length;
klauss 91:c2a86b1f8aaa 1185 }
klauss 91:c2a86b1f8aaa 1186
klauss 91:c2a86b1f8aaa 1187 void Sip::reset_call( void ){
klauss 91:c2a86b1f8aaa 1188 if( call != NULL ) call = NULL;
klauss 97:8985817e8847 1189 }
klauss 97:8985817e8847 1190
klauss 97:8985817e8847 1191 int Sip::get_ext( void ){ return my_ext; }
klauss 97:8985817e8847 1192
klauss 97:8985817e8847 1193 int Sip::get_port( void ){ return my_port; }