![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
Modularizando o src
Dependencies: EALib EthernetInterface_vz mbed-rtos mbed
Fork of header_main_colinas_V0-20-09-14 by
sip.cpp@87:679ee0d594a9, 2015-01-06 (annotated)
- Committer:
- klauss
- Date:
- Tue Jan 06 16:37:03 2015 +0000
- Revision:
- 87:679ee0d594a9
- Parent:
- 86:bf7b0d4c3232
- Child:
- 89:0fe315117b00
rx buffer resized
Who changed what in which revision?
User | Revision | Line number | New 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 | 81:3656f00ab3db | 5 | sock.set_blocking( false, 5 ); // verificar isso com mais cuidado depois |
klauss | 0:4d17cd9c8f9d | 6 | sock.bind( this->my_port ); |
klauss | 82:f55d13babca0 | 7 | //sock.init(); |
klauss | 0:4d17cd9c8f9d | 8 | } |
klauss | 0:4d17cd9c8f9d | 9 | |
klauss | 48:195c97f12e8e | 10 | void Sip::__end_sock__( void ){ |
klauss | 0:4d17cd9c8f9d | 11 | sock.close(); |
klauss | 0:4d17cd9c8f9d | 12 | } |
klauss | 0:4d17cd9c8f9d | 13 | |
klauss | 48:195c97f12e8e | 14 | void Sip::__reconnect__( void ){ |
klauss | 48:195c97f12e8e | 15 | sock.close(); |
klauss | 48:195c97f12e8e | 16 | sock.init(); |
klauss | 82:f55d13babca0 | 17 | sock.bind( this->my_port ); |
klauss | 48:195c97f12e8e | 18 | } |
klauss | 48:195c97f12e8e | 19 | |
klauss | 0:4d17cd9c8f9d | 20 | 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 | 21 | this->id = id; |
klauss | 0:4d17cd9c8f9d | 22 | strncpy( this->server_ip, server_ip, 20 ); |
klauss | 0:4d17cd9c8f9d | 23 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 24 | this->server_port = server_port; |
klauss | 28:94aec56c6329 | 25 | strncpy( this->my_ip, my_ip, 20 ); |
klauss | 0:4d17cd9c8f9d | 26 | this->my_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 27 | this->my_port = my_port; |
klauss | 0:4d17cd9c8f9d | 28 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 0:4d17cd9c8f9d | 29 | this->my_ext = my_ext; |
klauss | 0:4d17cd9c8f9d | 30 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 0:4d17cd9c8f9d | 31 | this->peer_ext = peer_ext; |
klauss | 0:4d17cd9c8f9d | 32 | |
klauss | 0:4d17cd9c8f9d | 33 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 34 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 35 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 36 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 37 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 38 | |
klauss | 0:4d17cd9c8f9d | 39 | __init_sock__(); |
klauss | 81:3656f00ab3db | 40 | muted = false; |
klauss | 85:b6f2dc1d0f4f | 41 | sip_new_counter++; |
klauss | 0:4d17cd9c8f9d | 42 | } |
klauss | 29:7246460b73f8 | 43 | |
klauss | 29:7246460b73f8 | 44 | Sip::Sip( int id, uint16_t my_port ){ |
klauss | 29:7246460b73f8 | 45 | FILE * fp = NULL; |
klauss | 29:7246460b73f8 | 46 | char inner_tmp[ 20 ]; |
klauss | 28:94aec56c6329 | 47 | |
klauss | 29:7246460b73f8 | 48 | if( debug_sip ) debug_msg("Building SIP ext :: %d | Port :: %d", id, my_port ); |
klauss | 27:98f824719d1c | 49 | |
klauss | 29:7246460b73f8 | 50 | this->id = id; |
klauss | 29:7246460b73f8 | 51 | |
klauss | 28:94aec56c6329 | 52 | fp = fopen( "/qspi/serverip.txt", "r"); |
klauss | 28:94aec56c6329 | 53 | if( fp == NULL){ |
klauss | 29:7246460b73f8 | 54 | if( debug_sip ) debug_msg("Failed to open /qspi/serverip.txt" ); |
klauss | 28:94aec56c6329 | 55 | strncpy( this->server_ip, __SERVER_IP__, 20 ); |
klauss | 28:94aec56c6329 | 56 | }else{ |
klauss | 50:d9b6577a70f5 | 57 | char tmp[ 16 ] = "\0"; |
klauss | 46:a670f187a704 | 58 | int read = fread( tmp, 1, 15, fp ); |
klauss | 46:a670f187a704 | 59 | if( read > 0 ){ |
klauss | 46:a670f187a704 | 60 | for( int i = 0; i < read; i++ ) |
klauss | 46:a670f187a704 | 61 | if( tmp[ i ] == '\n' || tmp[ i ] == '\r' ){ |
klauss | 46:a670f187a704 | 62 | tmp[ i ] = '\0'; |
klauss | 46:a670f187a704 | 63 | break; |
klauss | 46:a670f187a704 | 64 | } |
klauss | 43:455522f98de5 | 65 | strcpy( this->server_ip, tmp ); |
klauss | 50:d9b6577a70f5 | 66 | 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 | 67 | }else{ |
klauss | 29:7246460b73f8 | 68 | if( debug_sip ) debug_msg("Failed to read /qspi/serverip.txt" ); |
klauss | 28:94aec56c6329 | 69 | strncpy( this->server_ip, __SERVER_IP__, 20 ); |
klauss | 28:94aec56c6329 | 70 | } |
klauss | 28:94aec56c6329 | 71 | } |
klauss | 28:94aec56c6329 | 72 | fclose( fp ); |
klauss | 50:d9b6577a70f5 | 73 | this->server_ip[ 15 ] = '\0'; |
klauss | 28:94aec56c6329 | 74 | |
klauss | 28:94aec56c6329 | 75 | fp = fopen( "/qspi/serverport.txt", "r"); |
klauss | 28:94aec56c6329 | 76 | if( fp == NULL ){ |
klauss | 29:7246460b73f8 | 77 | if( debug_sip ) debug_msg("Failed to open /qspi/serverport.txt" ); |
klauss | 28:94aec56c6329 | 78 | this->server_port = __SERVER_PORT__; |
klauss | 28:94aec56c6329 | 79 | }else{ |
klauss | 29:7246460b73f8 | 80 | if( fread( (void *)inner_tmp, 1, 20, fp ) > 0 ){ |
klauss | 29:7246460b73f8 | 81 | server_port = atoi( inner_tmp ); |
klauss | 29:7246460b73f8 | 82 | if( debug_sip ) debug_msg("Objeto SIP fixado no server port %d", this->server_port ); |
klauss | 28:94aec56c6329 | 83 | }else{ |
klauss | 29:7246460b73f8 | 84 | if( debug_sip ) debug_msg("Failed to read /qspi/serverport.txt" ); |
klauss | 28:94aec56c6329 | 85 | this->server_port = __SERVER_PORT__; |
klauss | 28:94aec56c6329 | 86 | } |
klauss | 28:94aec56c6329 | 87 | } |
klauss | 28:94aec56c6329 | 88 | fclose( fp ); |
klauss | 28:94aec56c6329 | 89 | |
klauss | 28:94aec56c6329 | 90 | fp = fopen( "/qspi/myip.txt", "r"); |
klauss | 27:98f824719d1c | 91 | if (fp == NULL){ |
klauss | 29:7246460b73f8 | 92 | if( debug_sip ) debug_msg("Failed to open /qspi/myip.txt" ); |
klauss | 27:98f824719d1c | 93 | strncpy( this->my_ip, __MY_IP__, 20 ); |
klauss | 27:98f824719d1c | 94 | }else{ |
klauss | 50:d9b6577a70f5 | 95 | char tmp[ 16 ] = "\0"; |
klauss | 46:a670f187a704 | 96 | int read = fread( tmp, 1, 15, fp ); |
klauss | 46:a670f187a704 | 97 | if( read > 0 ){ |
klauss | 46:a670f187a704 | 98 | for( int i = 0; i < read; i++ ) |
klauss | 46:a670f187a704 | 99 | if( tmp[ i ] == '\n' || tmp[ i ] == '\r' ){ |
klauss | 46:a670f187a704 | 100 | tmp[ i ] = '\0'; |
klauss | 46:a670f187a704 | 101 | break; |
klauss | 46:a670f187a704 | 102 | } |
klauss | 43:455522f98de5 | 103 | strcpy( this->my_ip, tmp ); |
klauss | 50:d9b6577a70f5 | 104 | 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 | 105 | }else{ |
klauss | 29:7246460b73f8 | 106 | if( debug_sip ) debug_msg("Failed to read /qspi/myip.txt" ); |
klauss | 27:98f824719d1c | 107 | strncpy( this->my_ip, __MY_IP__, 20 ); |
klauss | 27:98f824719d1c | 108 | } |
klauss | 27:98f824719d1c | 109 | } |
klauss | 27:98f824719d1c | 110 | fclose( fp ); |
klauss | 46:a670f187a704 | 111 | |
klauss | 50:d9b6577a70f5 | 112 | this->my_ip[ 15 ] = '\0'; |
klauss | 28:94aec56c6329 | 113 | |
klauss | 28:94aec56c6329 | 114 | this->my_port = my_port; |
klauss | 28:94aec56c6329 | 115 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 28:94aec56c6329 | 116 | this->my_ext = id; |
klauss | 28:94aec56c6329 | 117 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 46:a670f187a704 | 118 | |
klauss | 28:94aec56c6329 | 119 | fp = fopen( "/qspi/peerext.txt", "r"); |
klauss | 29:7246460b73f8 | 120 | if( fp == NULL ) { |
klauss | 29:7246460b73f8 | 121 | if( debug_sip ) debug_msg("Failed to open /qspi/peerext.txt" ); |
klauss | 28:94aec56c6329 | 122 | this->peer_ext = __PEER_EXT__; |
klauss | 29:7246460b73f8 | 123 | } else { |
klauss | 29:7246460b73f8 | 124 | if( fread( (void *)inner_tmp, 1, 32, fp ) > 0 ) { |
klauss | 29:7246460b73f8 | 125 | this->peer_ext = atoi( inner_tmp ); |
klauss | 29:7246460b73f8 | 126 | if( debug_sip ) debug_msg("Objeto SIP fixado no server ext %d", this->peer_ext ); |
klauss | 29:7246460b73f8 | 127 | } else { |
klauss | 29:7246460b73f8 | 128 | if( debug_sip ) debug_msg("Failed to read /qspi/peerext.txt" ); |
klauss | 28:94aec56c6329 | 129 | this->peer_ext = __PEER_EXT__; |
klauss | 28:94aec56c6329 | 130 | } |
klauss | 28:94aec56c6329 | 131 | } |
klauss | 28:94aec56c6329 | 132 | fclose( fp ); |
klauss | 0:4d17cd9c8f9d | 133 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 134 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 135 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 136 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 137 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 138 | |
klauss | 0:4d17cd9c8f9d | 139 | __init_sock__(); |
klauss | 81:3656f00ab3db | 140 | muted = false; |
klauss | 85:b6f2dc1d0f4f | 141 | |
klauss | 85:b6f2dc1d0f4f | 142 | sip_new_counter++; |
klauss | 0:4d17cd9c8f9d | 143 | } |
klauss | 29:7246460b73f8 | 144 | |
klauss | 0:4d17cd9c8f9d | 145 | Sip::~Sip(){ |
klauss | 0:4d17cd9c8f9d | 146 | __end_sock__(); |
klauss | 85:b6f2dc1d0f4f | 147 | sip_delete_counter++; |
klauss | 0:4d17cd9c8f9d | 148 | } |
klauss | 0:4d17cd9c8f9d | 149 | |
klauss | 78:1353744f01e1 | 150 | int Sip::registry(){ |
klauss | 13:ae278302dffe | 151 | char out[ 1000 ]; |
klauss | 28:94aec56c6329 | 152 | if( debug_sip ) debug_msg("Registry %d", this->my_ext ); |
klauss | 0:4d17cd9c8f9d | 153 | build_registry_package( buffer ); |
klauss | 81:3656f00ab3db | 154 | |
klauss | 81:3656f00ab3db | 155 | int sent = 0; |
klauss | 81:3656f00ab3db | 156 | |
klauss | 81:3656f00ab3db | 157 | do{ |
klauss | 86:bf7b0d4c3232 | 158 | //sent = sock.sendTo( sip_server, buffer, 512 ); // > 400 |
klauss | 86:bf7b0d4c3232 | 159 | sent = sock.sendTo( sip_server, buffer, strlen( buffer ) ); // > 400 |
klauss | 81:3656f00ab3db | 160 | }while( sent == 0 ); |
klauss | 81:3656f00ab3db | 161 | |
klauss | 81:3656f00ab3db | 162 | int rcv = 0; |
klauss | 81:3656f00ab3db | 163 | |
klauss | 81:3656f00ab3db | 164 | rcv = sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ); |
klauss | 85:b6f2dc1d0f4f | 165 | |
klauss | 85:b6f2dc1d0f4f | 166 | if( rcv > 0 ) eth_pkg_received++; |
klauss | 78:1353744f01e1 | 167 | |
klauss | 48:195c97f12e8e | 168 | if( sent == -1 || rcv == -1 ){ |
klauss | 82:f55d13babca0 | 169 | if( debug_sip ) debug_msg("sent -- %d, rcv -- %d", sent, rcv ); |
klauss | 81:3656f00ab3db | 170 | muted = true; |
klauss | 48:195c97f12e8e | 171 | __reconnect__(); |
klauss | 81:3656f00ab3db | 172 | }else{ |
klauss | 81:3656f00ab3db | 173 | muted = false; |
klauss | 48:195c97f12e8e | 174 | } |
klauss | 78:1353744f01e1 | 175 | |
klauss | 78:1353744f01e1 | 176 | if( debug_sip ) debug_msg("Sent %i bytes to ext %d", sent, my_ext ); |
klauss | 0:4d17cd9c8f9d | 177 | if( decode_gettag( (unsigned char *)buffer, "cseq: ", out ) ){ |
klauss | 0:4d17cd9c8f9d | 178 | if(strlen( out ) > 7){ |
klauss | 0:4d17cd9c8f9d | 179 | if(strcasecmp("options",out+strlen(out)-7) == 0){ |
klauss | 81:3656f00ab3db | 180 | // esse teste nao esta mais em uso, uma vez que na |
klauss | 81:3656f00ab3db | 181 | // configuracao atual do asterisk nao existe |
klauss | 81:3656f00ab3db | 182 | // mais o envio desse pacote |
klauss | 13:ae278302dffe | 183 | char ans[ 2000 ]; |
klauss | 0:4d17cd9c8f9d | 184 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 33:735fd60e96d8 | 185 | sock.sendTo( sip_server, ans, sizeof( 512 ) ); |
klauss | 0:4d17cd9c8f9d | 186 | } |
klauss | 0:4d17cd9c8f9d | 187 | } |
klauss | 0:4d17cd9c8f9d | 188 | } |
klauss | 78:1353744f01e1 | 189 | return( sent ); |
klauss | 0:4d17cd9c8f9d | 190 | } |
klauss | 0:4d17cd9c8f9d | 191 | |
klauss | 0:4d17cd9c8f9d | 192 | VZ_call * Sip::invite(){ |
klauss | 78:1353744f01e1 | 193 | Timer invite_timer; |
klauss | 0:4d17cd9c8f9d | 194 | char callbox_string[ 32 ]; |
klauss | 0:4d17cd9c8f9d | 195 | itoa( get_id(), callbox_string, 10 ); |
klauss | 81:3656f00ab3db | 196 | static int invite_pkg_sent; |
klauss | 87:679ee0d594a9 | 197 | static VZ_call * call = NULL; |
klauss | 87:679ee0d594a9 | 198 | |
klauss | 14:22a35f575502 | 199 | if( status != sip_on_call ){ |
klauss | 78:1353744f01e1 | 200 | if( status == sip_idle ){ |
klauss | 78:1353744f01e1 | 201 | int cseq = 0; |
klauss | 77:e8c0253b57bc | 202 | |
klauss | 87:679ee0d594a9 | 203 | call = NULL; |
klauss | 87:679ee0d594a9 | 204 | |
klauss | 78:1353744f01e1 | 205 | build_invite_package( buffer, callbox_string, &cseq ); |
klauss | 81:3656f00ab3db | 206 | invite_pkg_sent = 0; |
klauss | 81:3656f00ab3db | 207 | do{ |
klauss | 81:3656f00ab3db | 208 | invite_pkg_sent = sock.sendTo( sip_server, buffer, sizeof( buffer ) ); |
klauss | 81:3656f00ab3db | 209 | }while( invite_pkg_sent == 0 ); |
klauss | 81:3656f00ab3db | 210 | |
klauss | 81:3656f00ab3db | 211 | if( debug_sip ) debug_msg("Return value for invite pkg %d", invite_pkg_sent ); |
klauss | 78:1353744f01e1 | 212 | |
klauss | 81:3656f00ab3db | 213 | if( debug_sip ) debug_msg( "Inviting\r\nSip::status::%d", status ); |
klauss | 81:3656f00ab3db | 214 | |
klauss | 78:1353744f01e1 | 215 | invite_timer.start(); |
klauss | 78:1353744f01e1 | 216 | |
klauss | 78:1353744f01e1 | 217 | sock.set_blocking( false, 3 ); |
klauss | 81:3656f00ab3db | 218 | |
klauss | 78:1353744f01e1 | 219 | set_status( status, sip_waiting_trying ); |
klauss | 78:1353744f01e1 | 220 | } |
klauss | 78:1353744f01e1 | 221 | }else{ |
klauss | 78:1353744f01e1 | 222 | debug_msg("Nao deveria estar sendo chamado aqui!!!!!"); |
klauss | 78:1353744f01e1 | 223 | return( NULL ); |
klauss | 78:1353744f01e1 | 224 | } |
klauss | 0:4d17cd9c8f9d | 225 | |
klauss | 78:1353744f01e1 | 226 | uint32_t loop_times = 0; |
klauss | 78:1353744f01e1 | 227 | uint32_t received_loop_times = 0; |
klauss | 78:1353744f01e1 | 228 | Timer check_point_timer; |
klauss | 78:1353744f01e1 | 229 | check_point_timer.start(); |
klauss | 81:3656f00ab3db | 230 | int16_t length = 0; |
klauss | 81:3656f00ab3db | 231 | static int ok_sent = 0; |
klauss | 78:1353744f01e1 | 232 | static bool waiting = false; |
klauss | 81:3656f00ab3db | 233 | static uint16_t length_muted = 0; |
klauss | 78:1353744f01e1 | 234 | |
klauss | 78:1353744f01e1 | 235 | if( invite_timer.read() > __INVITE_MAX_WAITING_TIME__ ){ |
klauss | 82:f55d13babca0 | 236 | if( debug_invite == true ) send_msg("Invite call timeout :("); |
klauss | 81:3656f00ab3db | 237 | if( ( invite_pkg_sent == -1 ) || length_muted || ok_sent == -1 ){ |
klauss | 81:3656f00ab3db | 238 | muted = true; |
klauss | 81:3656f00ab3db | 239 | 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 | 240 | ok_sent = 0; |
klauss | 81:3656f00ab3db | 241 | length_muted = 0; |
klauss | 81:3656f00ab3db | 242 | __reconnect__(); |
klauss | 81:3656f00ab3db | 243 | }else{ |
klauss | 81:3656f00ab3db | 244 | muted = false; |
klauss | 81:3656f00ab3db | 245 | } |
klauss | 81:3656f00ab3db | 246 | |
klauss | 78:1353744f01e1 | 247 | if( debug_invite ) debug_msg("Timeout do pedido"); |
klauss | 78:1353744f01e1 | 248 | invite_timer.stop(); |
klauss | 78:1353744f01e1 | 249 | invite_timer.reset(); |
klauss | 81:3656f00ab3db | 250 | set_status( status, sip_denied ); |
klauss | 78:1353744f01e1 | 251 | send_bye(); |
klauss | 78:1353744f01e1 | 252 | return( NULL ); |
klauss | 78:1353744f01e1 | 253 | } |
klauss | 78:1353744f01e1 | 254 | loop_times++; |
klauss | 78:1353744f01e1 | 255 | length = sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ); |
klauss | 81:3656f00ab3db | 256 | if( length == -1 ){ length_muted++; } |
klauss | 78:1353744f01e1 | 257 | if( length > 0 ){ |
klauss | 85:b6f2dc1d0f4f | 258 | eth_pkg_received++; |
klauss | 85:b6f2dc1d0f4f | 259 | |
klauss | 78:1353744f01e1 | 260 | check_point_timer.reset(); |
klauss | 78:1353744f01e1 | 261 | received_loop_times++; |
klauss | 78:1353744f01e1 | 262 | buffer[ length ] = 0; |
klauss | 78:1353744f01e1 | 263 | if( ( status == sip_trying ) || ( status == sip_ringing ) || ( status == sip_waiting_trying ) ){ |
klauss | 78:1353744f01e1 | 264 | if( !( strncasecmp( buffer + 12, "ok", strlen("ok") ) ) ){ |
klauss | 78:1353744f01e1 | 265 | // tratar depois o esquema do Cseq :: |
klauss | 78:1353744f01e1 | 266 | //debug_msg( "Cseq == %d", cseq ); |
klauss | 78:1353744f01e1 | 267 | char *ref = strstr( buffer, "audio" ); |
klauss | 78:1353744f01e1 | 268 | if( debug_sip ) debug_msg("ok"); |
klauss | 78:1353744f01e1 | 269 | if( ref != NULL ){ |
klauss | 78:1353744f01e1 | 270 | ref += 6; // audio |
klauss | 78:1353744f01e1 | 271 | ref = strtok( ref, " "); |
klauss | 87:679ee0d594a9 | 272 | if( call == NULL ){ |
klauss | 87:679ee0d594a9 | 273 | debug_msg(""); |
klauss | 87:679ee0d594a9 | 274 | call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) ); |
klauss | 87:679ee0d594a9 | 275 | if( call == NULL ) memory_is_over = true; |
klauss | 87:679ee0d594a9 | 276 | } |
klauss | 78:1353744f01e1 | 277 | char ans[ 1024 ]; |
klauss | 78:1353744f01e1 | 278 | build_ack_package( ans, ( unsigned char *)buffer ); |
klauss | 81:3656f00ab3db | 279 | |
klauss | 81:3656f00ab3db | 280 | do{ |
klauss | 81:3656f00ab3db | 281 | ok_sent = sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 81:3656f00ab3db | 282 | }while( ok_sent == 0 ); |
klauss | 81:3656f00ab3db | 283 | |
klauss | 78:1353744f01e1 | 284 | if( debug_sip ) debug_msg("Call alocada -- Sip::status::%d -- loop_times :: %d :: received_loop_times :: %d", status, loop_times, received_loop_times ); |
klauss | 78:1353744f01e1 | 285 | set_status( status, sip_on_call ); |
klauss | 78:1353744f01e1 | 286 | return( call ); |
klauss | 77:e8c0253b57bc | 287 | } |
klauss | 77:e8c0253b57bc | 288 | } |
klauss | 78:1353744f01e1 | 289 | } |
klauss | 78:1353744f01e1 | 290 | if( ( status == sip_trying ) || ( status == sip_ringing ) ){ |
klauss | 78:1353744f01e1 | 291 | if( !( strncasecmp( buffer + 12, "Busy Here", strlen("Busy Here") ) ) ){ |
klauss | 78:1353744f01e1 | 292 | if( debug_sip ) debug_msg("Busy Here"); |
klauss | 78:1353744f01e1 | 293 | send_bye(); |
klauss | 87:679ee0d594a9 | 294 | if( call != NULL ) delete( call ); |
klauss | 78:1353744f01e1 | 295 | set_status( status, sip_busy ); |
klauss | 78:1353744f01e1 | 296 | return( NULL ); |
klauss | 78:1353744f01e1 | 297 | }else if( !( strncasecmp( buffer + 12, "Session Progress", strlen("Session Progress") ) ) ){ |
klauss | 78:1353744f01e1 | 298 | char *ref = strstr( buffer, "audio" ); |
klauss | 78:1353744f01e1 | 299 | if( ref != NULL ){ |
klauss | 78:1353744f01e1 | 300 | ref += 6; // strlen( "audio" ) == 6 |
klauss | 78:1353744f01e1 | 301 | ref = strtok( ref, " "); |
klauss | 87:679ee0d594a9 | 302 | if( call == NULL ){ |
klauss | 87:679ee0d594a9 | 303 | debug_msg(""); |
klauss | 87:679ee0d594a9 | 304 | call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) ); |
klauss | 87:679ee0d594a9 | 305 | if( call == NULL ) memory_is_over = true; |
klauss | 87:679ee0d594a9 | 306 | } |
klauss | 78:1353744f01e1 | 307 | waiting = true; |
klauss | 77:e8c0253b57bc | 308 | } |
klauss | 77:e8c0253b57bc | 309 | } |
klauss | 77:e8c0253b57bc | 310 | } |
klauss | 78:1353744f01e1 | 311 | if( status == sip_trying ){ |
klauss | 78:1353744f01e1 | 312 | if( !( strncasecmp( buffer + 12, "ringing", strlen("ringing") ) ) ){ |
klauss | 78:1353744f01e1 | 313 | if( debug_sip ) debug_msg("ringing"); |
klauss | 78:1353744f01e1 | 314 | invite_timer.reset(); |
klauss | 78:1353744f01e1 | 315 | set_status( status, sip_ringing ); |
klauss | 77:e8c0253b57bc | 316 | } |
klauss | 76:9f5f99dd895a | 317 | } |
klauss | 78:1353744f01e1 | 318 | if( status == sip_waiting_trying ){ |
klauss | 78:1353744f01e1 | 319 | if( !( strncasecmp( buffer + 12, "trying", strlen("trying") ) ) ){ |
klauss | 78:1353744f01e1 | 320 | if( debug_sip ) debug_msg("trying") |
klauss | 78:1353744f01e1 | 321 | invite_timer.reset(); |
klauss | 78:1353744f01e1 | 322 | set_status( status, sip_trying ); |
klauss | 78:1353744f01e1 | 323 | } |
klauss | 78:1353744f01e1 | 324 | } |
klauss | 78:1353744f01e1 | 325 | }else if( ( check_point_timer.read() > 4 ) && ( received_loop_times != 0 ) ){ |
klauss | 78:1353744f01e1 | 326 | if( debug_invite ) send_msg("entrei no loop %d vezes", received_loop_times ); |
klauss | 78:1353744f01e1 | 327 | check_point_timer.reset(); |
klauss | 0:4d17cd9c8f9d | 328 | } |
klauss | 78:1353744f01e1 | 329 | if( waiting == true ){ return( call ); } |
klauss | 77:e8c0253b57bc | 330 | |
klauss | 0:4d17cd9c8f9d | 331 | return( NULL ); |
klauss | 0:4d17cd9c8f9d | 332 | } |
klauss | 0:4d17cd9c8f9d | 333 | |
klauss | 0:4d17cd9c8f9d | 334 | char * Sip::build_registry_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 335 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 336 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 337 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 338 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 339 | fill_random( tag, 18 ); |
klauss | 0:4d17cd9c8f9d | 340 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 341 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 342 | strcpy( buffer, "REGISTER sip:" ); |
klauss | 0:4d17cd9c8f9d | 343 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 344 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 345 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 346 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 347 | strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 348 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 349 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 350 | itoa( my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 351 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 352 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 353 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 354 | strcat( buffer, "\r\nFrom: " ); |
klauss | 0:4d17cd9c8f9d | 355 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 356 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 357 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 358 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 359 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 360 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 361 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 362 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 363 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 364 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 365 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 366 | strcat( buffer, "\r\nTo: " ); |
klauss | 0:4d17cd9c8f9d | 367 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 368 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 369 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 370 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 371 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 372 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 373 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 374 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 375 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 376 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 377 | strcat( buffer, ">\r\nCall-ID: " ); |
klauss | 0:4d17cd9c8f9d | 378 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 379 | strcat( buffer, "\r\nCSeq: " ); |
klauss | 0:4d17cd9c8f9d | 380 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 381 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 382 | strcat( buffer, " REGISTER\r\n" ); |
klauss | 0:4d17cd9c8f9d | 383 | strcat( buffer, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 384 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 385 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 386 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 387 | |
klauss | 0:4d17cd9c8f9d | 388 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 389 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 390 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 391 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 392 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 393 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 394 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 395 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 396 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 397 | strcat( buffer, itoa_buffer ); |
klauss | 78:1353744f01e1 | 398 | strcat( buffer, ">;expires=600" ); |
klauss | 0:4d17cd9c8f9d | 399 | //itoa( 1200, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 400 | //strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 401 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 402 | |
klauss | 0:4d17cd9c8f9d | 403 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 404 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 405 | strcat( buffer, "\r\nContent-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 406 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 407 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 408 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 409 | return buffer; |
klauss | 0:4d17cd9c8f9d | 410 | } |
klauss | 0:4d17cd9c8f9d | 411 | |
klauss | 0:4d17cd9c8f9d | 412 | char * Sip::build_invite_package( char * pkg, char * callbox_string, int * cseq ){ |
klauss | 0:4d17cd9c8f9d | 413 | char header[ SIP_MAXMSGSIZE ], body[ SIP_MAXMSGSIZE ]; |
klauss | 0:4d17cd9c8f9d | 414 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 415 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 416 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 417 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 418 | *cseq = get_cseq(); |
klauss | 0:4d17cd9c8f9d | 419 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 420 | fill_random( tag,18 ); |
klauss | 0:4d17cd9c8f9d | 421 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 422 | |
klauss | 0:4d17cd9c8f9d | 423 | strcpy( last_invite_tag,tag ); |
klauss | 0:4d17cd9c8f9d | 424 | strcpy( last_invite_callid, callid ); |
klauss | 0:4d17cd9c8f9d | 425 | |
klauss | 0:4d17cd9c8f9d | 426 | strcpy( header, "INVITE sip:" ); |
klauss | 0:4d17cd9c8f9d | 427 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 428 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 429 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 430 | strcat( header, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 431 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 432 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 433 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 434 | strcat( header, " SIP/" ); |
klauss | 0:4d17cd9c8f9d | 435 | itoa( 2, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 436 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 437 | strcat( header, "." ); |
klauss | 0:4d17cd9c8f9d | 438 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 439 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 440 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 441 | strcat( header, "Via: SIP/" ); |
klauss | 0:4d17cd9c8f9d | 442 | itoa( 2, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 443 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 444 | strcat( header, "." ); |
klauss | 0:4d17cd9c8f9d | 445 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 446 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 447 | strcat( header, "/UDP" ); |
klauss | 0:4d17cd9c8f9d | 448 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 449 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 450 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 451 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 452 | strcat( header, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 453 | strcat( header, branch ); |
klauss | 0:4d17cd9c8f9d | 454 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 455 | strcat( header, "From: " ); |
klauss | 0:4d17cd9c8f9d | 456 | strcat( header, callbox_string ); |
klauss | 0:4d17cd9c8f9d | 457 | strcat( header, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 458 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 459 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 460 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 461 | strcat( header, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 462 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 463 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 464 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 465 | strcat( header, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 466 | strcat( header, tag ); |
klauss | 0:4d17cd9c8f9d | 467 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 468 | strcat( header, "To: <sip:" ); |
klauss | 0:4d17cd9c8f9d | 469 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 470 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 471 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 472 | strcat( header, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 473 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 474 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 475 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 476 | strcat( header, ">\r\n" ); |
klauss | 0:4d17cd9c8f9d | 477 | strcat( header, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 478 | strcat( header, callid ); |
klauss | 0:4d17cd9c8f9d | 479 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 480 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 481 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 482 | strcat( header, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 483 | itoa( *cseq, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 484 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 485 | strcat( header, " INVITE\r\n" ); |
klauss | 0:4d17cd9c8f9d | 486 | strcat( header, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 487 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 488 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 489 | strcat( header, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 490 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 491 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 492 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 493 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 494 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 495 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 496 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 497 | strcat( header, ">\r\n" ); |
klauss | 0:4d17cd9c8f9d | 498 | strcat( header, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 499 | itoa( 20, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 500 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 501 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 502 | strcat( header, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 503 | strcat( header, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 504 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 505 | strcat( header, "Expires: " ); |
klauss | 0:4d17cd9c8f9d | 506 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 507 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 508 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 509 | strcat( header, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 510 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 511 | strcat( header, "Content-Type: application/sdp\r\n" ); |
klauss | 0:4d17cd9c8f9d | 512 | header[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 513 | |
klauss | 0:4d17cd9c8f9d | 514 | strcpy( body, "v=0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 515 | strcat( body, "o=- " ); |
klauss | 0:4d17cd9c8f9d | 516 | itoa( 7377, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 517 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 518 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 519 | itoa( 18176, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 520 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 521 | strcat( body, " IN IP" ); |
klauss | 0:4d17cd9c8f9d | 522 | itoa( 4, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 523 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 524 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 525 | strcat( body, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 526 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 527 | strcat( body, "s=-\r\n" ); |
klauss | 0:4d17cd9c8f9d | 528 | strcat( body, "c=IN IP" ); |
klauss | 0:4d17cd9c8f9d | 529 | itoa( 4, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 530 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 531 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 532 | strcat( body, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 533 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 534 | strcat( body, "t=" ); |
klauss | 0:4d17cd9c8f9d | 535 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 536 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 537 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 538 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 539 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 540 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 541 | strcat( body, "m=audio " ); |
klauss | 0:4d17cd9c8f9d | 542 | itoa( this->my_rtp_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 543 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 544 | strcat( body, " RTP/AVP " ); |
klauss | 0:4d17cd9c8f9d | 545 | itoa( 8, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 546 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 547 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 548 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 549 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 550 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 551 | strcat( body, "a=rtpmap:" ); |
klauss | 0:4d17cd9c8f9d | 552 | itoa( 8, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 553 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 554 | strcat( body, " PCMA/" ); |
klauss | 0:4d17cd9c8f9d | 555 | itoa( 8000, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 556 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 557 | strcat( body, "/" ); |
klauss | 0:4d17cd9c8f9d | 558 | itoa( 1, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 559 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 560 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 561 | strcat( body, "a=rtpmap:" ); |
klauss | 0:4d17cd9c8f9d | 562 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 563 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 564 | strcat( body, " telephone-event/" ); |
klauss | 0:4d17cd9c8f9d | 565 | itoa( 8000, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 566 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 567 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 568 | strcat( body, "a=fmtp: " ); |
klauss | 0:4d17cd9c8f9d | 569 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 570 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 571 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 572 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 573 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 574 | strcat( body, "-" ); |
klauss | 0:4d17cd9c8f9d | 575 | itoa( 11, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 576 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 577 | body[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 578 | |
klauss | 0:4d17cd9c8f9d | 579 | make_content_length( header, body, pkg ); |
klauss | 0:4d17cd9c8f9d | 580 | return( pkg ); |
klauss | 0:4d17cd9c8f9d | 581 | } |
klauss | 0:4d17cd9c8f9d | 582 | |
klauss | 0:4d17cd9c8f9d | 583 | char * Sip::make_content_length( char * header, char * body, char * pkg ){ |
klauss | 0:4d17cd9c8f9d | 584 | int size; |
klauss | 0:4d17cd9c8f9d | 585 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 586 | size = strlen( body ); |
klauss | 0:4d17cd9c8f9d | 587 | strcpy( pkg, header ); |
klauss | 0:4d17cd9c8f9d | 588 | strcat( pkg, "Content-Length: " ); |
klauss | 0:4d17cd9c8f9d | 589 | itoa( size, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 590 | strcat( pkg, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 591 | strcat( pkg, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 592 | strcat( pkg, body ); |
klauss | 0:4d17cd9c8f9d | 593 | pkg[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 594 | return pkg; |
klauss | 0:4d17cd9c8f9d | 595 | } |
klauss | 0:4d17cd9c8f9d | 596 | |
klauss | 0:4d17cd9c8f9d | 597 | char * Sip::build_bye_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 598 | char branch[SIP_MAXFIELDSIZE]; |
klauss | 0:4d17cd9c8f9d | 599 | char tag[SIP_MAXFIELDSIZE]; |
klauss | 0:4d17cd9c8f9d | 600 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 601 | fill_random16h(branch); |
klauss | 0:4d17cd9c8f9d | 602 | fill_random(tag,18); |
klauss | 0:4d17cd9c8f9d | 603 | |
klauss | 0:4d17cd9c8f9d | 604 | strcpy( buffer, "BYE sip:" ); |
klauss | 0:4d17cd9c8f9d | 605 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 606 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 607 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 608 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 609 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 610 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 611 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 612 | strcat( buffer, " SIP/2.0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 613 | strcat( buffer, "Via: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 614 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 615 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 616 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 617 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 618 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 619 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 620 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 621 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 622 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 623 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 624 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 625 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 626 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 627 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 628 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 629 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 630 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 631 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 632 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 633 | strcat( buffer, last_invite_tag ); |
klauss | 0:4d17cd9c8f9d | 634 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 635 | strcat( buffer, "To: <sip:" ); |
klauss | 0:4d17cd9c8f9d | 636 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 637 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 638 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 639 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 640 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 641 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 642 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 643 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 644 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 645 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 646 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 647 | strcat( buffer, last_invite_callid ); |
klauss | 0:4d17cd9c8f9d | 648 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 649 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 650 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 651 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 652 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 653 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 654 | strcat( buffer, " BYE\r\n" ); |
klauss | 0:4d17cd9c8f9d | 655 | strcat( buffer, "Max-Forwards: 70\r\n" ); |
klauss | 0:4d17cd9c8f9d | 656 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 657 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 658 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 659 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 660 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 661 | } |
klauss | 0:4d17cd9c8f9d | 662 | char * Sip::build_ack_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 663 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 664 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 665 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 666 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 667 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 668 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 669 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 670 | // FIXME confirmar se nao preciso converter todos os ints com itoa |
klauss | 0:4d17cd9c8f9d | 671 | if( decode_gettag( orig, "to: ", to ) == 0) { |
klauss | 0:4d17cd9c8f9d | 672 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 673 | return NULL; |
klauss | 0:4d17cd9c8f9d | 674 | } |
klauss | 0:4d17cd9c8f9d | 675 | if( decode_gettag( orig, "from: ", from ) == 0) { |
klauss | 0:4d17cd9c8f9d | 676 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 677 | return NULL; |
klauss | 0:4d17cd9c8f9d | 678 | } |
klauss | 0:4d17cd9c8f9d | 679 | if( decode_gettag( orig, "call-id: ", callid ) == 0) { |
klauss | 0:4d17cd9c8f9d | 680 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 681 | return NULL; |
klauss | 0:4d17cd9c8f9d | 682 | } |
klauss | 0:4d17cd9c8f9d | 683 | decode_branch( orig, branch ); |
klauss | 0:4d17cd9c8f9d | 684 | decode_cseq( orig, cseq ); |
klauss | 0:4d17cd9c8f9d | 685 | |
klauss | 0:4d17cd9c8f9d | 686 | if( strlen( via ) > 6 ) { |
klauss | 0:4d17cd9c8f9d | 687 | if( strcasecmp( ";rport", via+strlen( via )-6) == 0) { |
klauss | 0:4d17cd9c8f9d | 688 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 689 | } |
klauss | 0:4d17cd9c8f9d | 690 | } |
klauss | 0:4d17cd9c8f9d | 691 | strcpy( buffer, "ACK sip:" ); |
klauss | 0:4d17cd9c8f9d | 692 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 693 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 694 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 695 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 696 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 697 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 698 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 699 | strcat( buffer, " SIP/2.0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 700 | strcat( buffer, "Via: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 701 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 702 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 703 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 704 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 705 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 706 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 707 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 708 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 709 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 710 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 711 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 712 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 713 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 714 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 715 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 716 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 717 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 718 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 719 | strcat( buffer, " ACK\r\n" ); |
klauss | 0:4d17cd9c8f9d | 720 | strcat( buffer, "Max-Forwards: 70\r\n" ); |
klauss | 0:4d17cd9c8f9d | 721 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 722 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 723 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 724 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 725 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 726 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 727 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 728 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 729 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 730 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 731 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 732 | strcat( buffer, ">\r\n" ); |
klauss | 0:4d17cd9c8f9d | 733 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 734 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 735 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 736 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 737 | buffer[SIP_MAXMSGSIZE-1] = 0; |
klauss | 0:4d17cd9c8f9d | 738 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 739 | } |
klauss | 0:4d17cd9c8f9d | 740 | |
klauss | 0:4d17cd9c8f9d | 741 | int Sip::get_return_code( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 742 | char a[32]; |
klauss | 0:4d17cd9c8f9d | 743 | int i = 0, j; |
klauss | 0:4d17cd9c8f9d | 744 | if( strncmp( "SIP/", buffer, 4 ) != 0 ) return 0; |
klauss | 0:4d17cd9c8f9d | 745 | if( strlen( buffer ) < 32) return 0; |
klauss | 0:4d17cd9c8f9d | 746 | strncpy( a, buffer, 31 ); |
klauss | 0:4d17cd9c8f9d | 747 | a[ 31 ] = 0; |
klauss | 0:4d17cd9c8f9d | 748 | while ( a[ i ] > ' ') i++; |
klauss | 0:4d17cd9c8f9d | 749 | j = i+i; |
klauss | 0:4d17cd9c8f9d | 750 | while( (a[ j ] >= '0') && ( a[ j ] <= '9') ) j++; |
klauss | 0:4d17cd9c8f9d | 751 | a[ j ] = 0; |
klauss | 0:4d17cd9c8f9d | 752 | return atoi( a + i + 1 ); |
klauss | 0:4d17cd9c8f9d | 753 | } |
klauss | 0:4d17cd9c8f9d | 754 | |
klauss | 0:4d17cd9c8f9d | 755 | char * Sip::build_generic_reply_package(char * buffer, unsigned char * orig, char * tag){ |
klauss | 0:4d17cd9c8f9d | 756 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 757 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 758 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 759 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 760 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 761 | |
klauss | 0:4d17cd9c8f9d | 762 | if( decode_gettag( orig, "to: ", to ) == 0) { |
klauss | 0:4d17cd9c8f9d | 763 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 764 | return NULL; |
klauss | 0:4d17cd9c8f9d | 765 | } |
klauss | 0:4d17cd9c8f9d | 766 | if( decode_gettag( orig, "from: ", from ) == 0) { |
klauss | 0:4d17cd9c8f9d | 767 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 768 | return NULL; |
klauss | 0:4d17cd9c8f9d | 769 | } |
klauss | 0:4d17cd9c8f9d | 770 | if( decode_gettag( orig, "call-id: ", callid ) == 0) { |
klauss | 0:4d17cd9c8f9d | 771 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 772 | return NULL; |
klauss | 0:4d17cd9c8f9d | 773 | } |
klauss | 0:4d17cd9c8f9d | 774 | if( decode_gettag( orig, "cseq: ", cseq ) == 0) { |
klauss | 0:4d17cd9c8f9d | 775 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 776 | return NULL; |
klauss | 0:4d17cd9c8f9d | 777 | } |
klauss | 0:4d17cd9c8f9d | 778 | if( decode_gettag( orig, "via: ", via ) == 0) { |
klauss | 0:4d17cd9c8f9d | 779 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 780 | return NULL; |
klauss | 0:4d17cd9c8f9d | 781 | } |
klauss | 0:4d17cd9c8f9d | 782 | |
klauss | 0:4d17cd9c8f9d | 783 | if (strlen(via) > 6) { |
klauss | 0:4d17cd9c8f9d | 784 | if (strcasecmp(";rport",via+strlen(via)-6)==0) { |
klauss | 0:4d17cd9c8f9d | 785 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 786 | } |
klauss | 0:4d17cd9c8f9d | 787 | } |
klauss | 0:4d17cd9c8f9d | 788 | |
klauss | 0:4d17cd9c8f9d | 789 | strcpy( buffer, "SIP/2.0 " ); |
klauss | 0:4d17cd9c8f9d | 790 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 791 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 792 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 793 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 794 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 795 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 796 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 797 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 798 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 799 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 800 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 801 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 802 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 803 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 804 | strcat( buffer, "Via: " ); |
klauss | 0:4d17cd9c8f9d | 805 | strcat( buffer, via ); |
klauss | 0:4d17cd9c8f9d | 806 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 807 | strcat( buffer, "Server: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 808 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 809 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 810 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 811 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 812 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 813 | } |
klauss | 0:4d17cd9c8f9d | 814 | char * Sip::build_trying_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 815 | // FIXME trocar 100 para itoa( 100 ... ) |
klauss | 0:4d17cd9c8f9d | 816 | build_generic_reply_package( buffer, orig, "100 Trying" ); |
klauss | 0:4d17cd9c8f9d | 817 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 818 | } |
klauss | 0:4d17cd9c8f9d | 819 | |
klauss | 0:4d17cd9c8f9d | 820 | char * Sip::build_busy_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 821 | // FIXME trocar 100 para itoa( 100 ... ) |
klauss | 0:4d17cd9c8f9d | 822 | build_generic_reply_package( buffer, orig, "486 Busy Here"); |
klauss | 0:4d17cd9c8f9d | 823 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 824 | } |
klauss | 0:4d17cd9c8f9d | 825 | char * Sip::build_reply_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 826 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 827 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 828 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 829 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 830 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 831 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 832 | |
klauss | 0:4d17cd9c8f9d | 833 | if( decode_gettag( orig, "to: ", to ) == 0) { |
klauss | 0:4d17cd9c8f9d | 834 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 835 | return NULL; |
klauss | 0:4d17cd9c8f9d | 836 | } |
klauss | 0:4d17cd9c8f9d | 837 | if( decode_gettag( orig, "from: ", from ) == 0) { |
klauss | 0:4d17cd9c8f9d | 838 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 839 | return NULL; |
klauss | 0:4d17cd9c8f9d | 840 | } |
klauss | 0:4d17cd9c8f9d | 841 | if( decode_gettag( orig, "call-id: ", callid ) == 0 ) { |
klauss | 0:4d17cd9c8f9d | 842 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 843 | return NULL; |
klauss | 0:4d17cd9c8f9d | 844 | } |
klauss | 0:4d17cd9c8f9d | 845 | if( decode_gettag( orig, "cseq: ", cseq) == 0 ) { |
klauss | 0:4d17cd9c8f9d | 846 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 847 | return NULL; |
klauss | 0:4d17cd9c8f9d | 848 | } |
klauss | 0:4d17cd9c8f9d | 849 | if( decode_gettag( orig, "via: ", via) == 0 ) { |
klauss | 0:4d17cd9c8f9d | 850 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 851 | return NULL; |
klauss | 0:4d17cd9c8f9d | 852 | } |
klauss | 0:4d17cd9c8f9d | 853 | |
klauss | 0:4d17cd9c8f9d | 854 | if (strlen(via) > 6) { |
klauss | 0:4d17cd9c8f9d | 855 | if (strcasecmp(";rport",via+strlen(via)-6)==0) { |
klauss | 0:4d17cd9c8f9d | 856 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 857 | } |
klauss | 0:4d17cd9c8f9d | 858 | } |
klauss | 0:4d17cd9c8f9d | 859 | fill_random(tag,18); |
klauss | 0:4d17cd9c8f9d | 860 | |
klauss | 0:4d17cd9c8f9d | 861 | strcpy( buffer, "SIP/2.0 200 OK\r\n" ); |
klauss | 0:4d17cd9c8f9d | 862 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 863 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 864 | strcat( buffer, ";tag=" ); |
klauss | 0:4d17cd9c8f9d | 865 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 866 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 867 | |
klauss | 0:4d17cd9c8f9d | 868 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 869 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 870 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 871 | |
klauss | 0:4d17cd9c8f9d | 872 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 873 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 874 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 875 | |
klauss | 0:4d17cd9c8f9d | 876 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 877 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 878 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 879 | |
klauss | 0:4d17cd9c8f9d | 880 | strcat( buffer, "Via: " ); |
klauss | 0:4d17cd9c8f9d | 881 | strcat( buffer, via ); |
klauss | 0:4d17cd9c8f9d | 882 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 883 | |
klauss | 0:4d17cd9c8f9d | 884 | strcat( buffer, "Server: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 885 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 886 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 887 | strcat( buffer, "Content-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 888 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 889 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 890 | |
klauss | 0:4d17cd9c8f9d | 891 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 892 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 893 | } |
klauss | 0:4d17cd9c8f9d | 894 | char * Sip::fill_random16h(char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 895 | fill_random( buffer, 16 ); |
klauss | 0:4d17cd9c8f9d | 896 | buffer[ 7 ] = '-'; |
klauss | 0:4d17cd9c8f9d | 897 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 898 | } |
klauss | 0:4d17cd9c8f9d | 899 | |
klauss | 0:4d17cd9c8f9d | 900 | char * Sip::fill_random( char * buffer, int size ){ |
klauss | 0:4d17cd9c8f9d | 901 | static uint16_t seed = time( NULL ); |
klauss | 0:4d17cd9c8f9d | 902 | seed += 1; |
klauss | 0:4d17cd9c8f9d | 903 | srand( seed ); |
klauss | 0:4d17cd9c8f9d | 904 | |
klauss | 0:4d17cd9c8f9d | 905 | int i; |
klauss | 0:4d17cd9c8f9d | 906 | for (i=0; i<size; i++) { |
klauss | 0:4d17cd9c8f9d | 907 | buffer[ i ] = fill_random_aux[ rand() & 0x3f ]; |
klauss | 0:4d17cd9c8f9d | 908 | } |
klauss | 0:4d17cd9c8f9d | 909 | buffer[ size ] = 0; |
klauss | 0:4d17cd9c8f9d | 910 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 911 | } |
klauss | 0:4d17cd9c8f9d | 912 | |
klauss | 0:4d17cd9c8f9d | 913 | int Sip::get_cseq( void ){ |
klauss | 0:4d17cd9c8f9d | 914 | static unsigned int cseq = 0; |
klauss | 0:4d17cd9c8f9d | 915 | if( cseq == 0 ) { |
klauss | 0:4d17cd9c8f9d | 916 | /* initial value, random number */ |
klauss | 0:4d17cd9c8f9d | 917 | cseq = rand(); |
klauss | 0:4d17cd9c8f9d | 918 | cseq &= 0x7fff; |
klauss | 0:4d17cd9c8f9d | 919 | } |
klauss | 0:4d17cd9c8f9d | 920 | cseq++; |
klauss | 0:4d17cd9c8f9d | 921 | cseq &= 0x7fff; |
klauss | 0:4d17cd9c8f9d | 922 | if( cseq == 0 ) cseq++; |
klauss | 0:4d17cd9c8f9d | 923 | return cseq; |
klauss | 0:4d17cd9c8f9d | 924 | } |
klauss | 0:4d17cd9c8f9d | 925 | |
klauss | 0:4d17cd9c8f9d | 926 | char * Sip::decode_cseq( unsigned char * package, char * cseq ){ |
klauss | 0:4d17cd9c8f9d | 927 | char pkg[ 2048 ], cs[ 2048 ]; |
klauss | 0:4d17cd9c8f9d | 928 | if( decode_gettag( package, "cseq: ", pkg ) != 0) { |
klauss | 0:4d17cd9c8f9d | 929 | int i = 0; |
klauss | 0:4d17cd9c8f9d | 930 | strcpy( cs, pkg ); |
klauss | 0:4d17cd9c8f9d | 931 | while( ( cs[ i ] != 0 ) && ( cs[ i ] != ' ' ) ) i++; |
klauss | 0:4d17cd9c8f9d | 932 | cs[ i ] = 0; |
klauss | 0:4d17cd9c8f9d | 933 | strcpy( cseq, cs ); |
klauss | 0:4d17cd9c8f9d | 934 | } else { |
klauss | 0:4d17cd9c8f9d | 935 | cseq[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 936 | } |
klauss | 0:4d17cd9c8f9d | 937 | return( cseq ); |
klauss | 0:4d17cd9c8f9d | 938 | } |
klauss | 0:4d17cd9c8f9d | 939 | |
klauss | 0:4d17cd9c8f9d | 940 | char * Sip::decode_branch( unsigned char * package, char * branch ){ |
klauss | 0:4d17cd9c8f9d | 941 | char pkg[ 2048 ]; |
klauss | 0:4d17cd9c8f9d | 942 | if( decode_gettag( package, "branch=", pkg ) != 0 ) { |
klauss | 0:4d17cd9c8f9d | 943 | int i = 0; |
klauss | 0:4d17cd9c8f9d | 944 | strcpy( branch, pkg ); |
klauss | 0:4d17cd9c8f9d | 945 | while( ( branch[ i ] != 0 ) && ( branch[ i ] != ';' ) ) i++; |
klauss | 0:4d17cd9c8f9d | 946 | branch[ i ] = 0; |
klauss | 0:4d17cd9c8f9d | 947 | } else { |
klauss | 0:4d17cd9c8f9d | 948 | branch[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 949 | } |
klauss | 0:4d17cd9c8f9d | 950 | return( branch ); |
klauss | 0:4d17cd9c8f9d | 951 | } |
klauss | 0:4d17cd9c8f9d | 952 | int Sip::decode_gettag( unsigned char * package, char * tag, char * out ){ |
klauss | 0:4d17cd9c8f9d | 953 | int size, i, cmpsize; |
klauss | 0:4d17cd9c8f9d | 954 | cmpsize = strlen( tag ); |
klauss | 0:4d17cd9c8f9d | 955 | size = strlen( ( char * )package )-cmpsize; |
klauss | 0:4d17cd9c8f9d | 956 | for ( i=0; i<size; i++) { |
klauss | 0:4d17cd9c8f9d | 957 | if( strncasecmp( tag, (char*)package+i, cmpsize ) == 0) { |
klauss | 0:4d17cd9c8f9d | 958 | char * s; |
klauss | 0:4d17cd9c8f9d | 959 | s = (char*)package+i+cmpsize; |
klauss | 0:4d17cd9c8f9d | 960 | register int j = 0; |
klauss | 0:4d17cd9c8f9d | 961 | while ((s[ j ] != '\r') && (s[ j ] != '\n')) j++; |
klauss | 0:4d17cd9c8f9d | 962 | strncpy( out, s, j ); // copy string to output |
klauss | 0:4d17cd9c8f9d | 963 | out[ j ] = 0; // terminate string |
klauss | 0:4d17cd9c8f9d | 964 | return 1; // found |
klauss | 0:4d17cd9c8f9d | 965 | } |
klauss | 0:4d17cd9c8f9d | 966 | } |
klauss | 0:4d17cd9c8f9d | 967 | return 0; // not found |
klauss | 0:4d17cd9c8f9d | 968 | } |
klauss | 0:4d17cd9c8f9d | 969 | |
klauss | 0:4d17cd9c8f9d | 970 | int Sip::get_id( void ){ |
klauss | 0:4d17cd9c8f9d | 971 | return this->id; |
klauss | 0:4d17cd9c8f9d | 972 | } |
klauss | 0:4d17cd9c8f9d | 973 | int Sip::get_my_rtp_port( void ){ |
klauss | 0:4d17cd9c8f9d | 974 | return this->my_rtp_port; |
klauss | 0:4d17cd9c8f9d | 975 | } |
klauss | 0:4d17cd9c8f9d | 976 | inline int Sip::fill_random_rtp_port(){ |
klauss | 0:4d17cd9c8f9d | 977 | // o range [ 16384 - 32767 ] eh configuravel no server |
klauss | 4:de46f0d9b14d | 978 | return ( ( this->my_ext + 16384 ) ); |
klauss | 0:4d17cd9c8f9d | 979 | } |
klauss | 0:4d17cd9c8f9d | 980 | |
klauss | 0:4d17cd9c8f9d | 981 | void Sip::change_sip_server(){ |
klauss | 0:4d17cd9c8f9d | 982 | // just in case sip server don't answer, invite another server |
klauss | 0:4d17cd9c8f9d | 983 | // mudar para os sets |
klauss | 0:4d17cd9c8f9d | 984 | set_server_ip( get_next_server_ip( this->buffer) ); |
klauss | 0:4d17cd9c8f9d | 985 | set_server_ext( get_next_server_ext() ); |
klauss | 0:4d17cd9c8f9d | 986 | set_server_port( get_next_server_port() ); |
klauss | 0:4d17cd9c8f9d | 987 | registry(); |
klauss | 0:4d17cd9c8f9d | 988 | } |
klauss | 0:4d17cd9c8f9d | 989 | |
klauss | 0:4d17cd9c8f9d | 990 | char * Sip::get_next_server_ip( char * server_ip ){ |
klauss | 0:4d17cd9c8f9d | 991 | strcpy( server_ip, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 992 | return server_ip; |
klauss | 0:4d17cd9c8f9d | 993 | } |
klauss | 0:4d17cd9c8f9d | 994 | int Sip::get_next_server_port(){ |
klauss | 0:4d17cd9c8f9d | 995 | return this->server_port; |
klauss | 0:4d17cd9c8f9d | 996 | } |
klauss | 0:4d17cd9c8f9d | 997 | int Sip::get_next_server_ext(){ |
klauss | 0:4d17cd9c8f9d | 998 | return this->peer_ext; |
klauss | 0:4d17cd9c8f9d | 999 | } |
klauss | 0:4d17cd9c8f9d | 1000 | void Sip::set_server_port( int new_server_port ){ |
klauss | 0:4d17cd9c8f9d | 1001 | this->server_port = new_server_port; |
klauss | 0:4d17cd9c8f9d | 1002 | } |
klauss | 0:4d17cd9c8f9d | 1003 | void Sip::set_server_ext( int new_server_ext ){ |
klauss | 0:4d17cd9c8f9d | 1004 | this->peer_ext = new_server_ext; |
klauss | 0:4d17cd9c8f9d | 1005 | } |
klauss | 0:4d17cd9c8f9d | 1006 | void Sip::set_server_ip( char * new_server_ip ){ |
klauss | 0:4d17cd9c8f9d | 1007 | strcpy( this->server_ip, new_server_ip ); |
klauss | 0:4d17cd9c8f9d | 1008 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 1009 | } |
klauss | 0:4d17cd9c8f9d | 1010 | |
klauss | 0:4d17cd9c8f9d | 1011 | /* Retorna |
klauss | 0:4d17cd9c8f9d | 1012 | = 0 :: ok |
klauss | 0:4d17cd9c8f9d | 1013 | < 0 :: tive problemas |
klauss | 0:4d17cd9c8f9d | 1014 | > 0 :: devo remover essa call do vetor de calls |
klauss | 0:4d17cd9c8f9d | 1015 | */ |
klauss | 0:4d17cd9c8f9d | 1016 | int Sip::listen_SIP_server( void ){ |
klauss | 82:f55d13babca0 | 1017 | sock.set_blocking( false, 3 ); |
klauss | 81:3656f00ab3db | 1018 | |
klauss | 81:3656f00ab3db | 1019 | int bye_sent = 0; |
klauss | 81:3656f00ab3db | 1020 | int options_sent = 0; |
klauss | 81:3656f00ab3db | 1021 | |
klauss | 82:f55d13babca0 | 1022 | int read = sock.receiveFrom( sip_server, this->buffer, sizeof( this->buffer ) ); |
klauss | 81:3656f00ab3db | 1023 | |
klauss | 9:ffa64f38ef9c | 1024 | if( read > 0 ){ |
klauss | 85:b6f2dc1d0f4f | 1025 | eth_pkg_received++; |
klauss | 85:b6f2dc1d0f4f | 1026 | |
klauss | 0:4d17cd9c8f9d | 1027 | if( !( strncasecmp( buffer, "bye", strlen("bye") ) ) ){ |
klauss | 13:ae278302dffe | 1028 | char ans[ 2000 ]; |
klauss | 0:4d17cd9c8f9d | 1029 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 81:3656f00ab3db | 1030 | |
klauss | 81:3656f00ab3db | 1031 | do{ |
klauss | 81:3656f00ab3db | 1032 | bye_sent = sock.sendTo( sip_server, ans, 768 ); |
klauss | 81:3656f00ab3db | 1033 | }while( bye_sent == 0 ); |
klauss | 81:3656f00ab3db | 1034 | |
klauss | 33:735fd60e96d8 | 1035 | if( debug_sip ) debug_msg("Server request BYE to %d ext", my_ext ); |
klauss | 81:3656f00ab3db | 1036 | |
klauss | 81:3656f00ab3db | 1037 | if( debug_invite ) debug_msg("Bye request received from *"); |
klauss | 81:3656f00ab3db | 1038 | |
klauss | 0:4d17cd9c8f9d | 1039 | return( this->my_ext ); |
klauss | 0:4d17cd9c8f9d | 1040 | }else if( !( strncasecmp( buffer, "options", strlen("options") ) ) ){ |
klauss | 13:ae278302dffe | 1041 | char ans[ 2000 ]; |
klauss | 33:735fd60e96d8 | 1042 | if( debug_sip ) debug_msg("Options received "); |
klauss | 0:4d17cd9c8f9d | 1043 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 81:3656f00ab3db | 1044 | |
klauss | 81:3656f00ab3db | 1045 | do{ |
klauss | 81:3656f00ab3db | 1046 | options_sent = sock.sendTo( sip_server, ans, 512 ); |
klauss | 81:3656f00ab3db | 1047 | }while( options_sent == 0 ); |
klauss | 0:4d17cd9c8f9d | 1048 | } |
klauss | 0:4d17cd9c8f9d | 1049 | } |
klauss | 81:3656f00ab3db | 1050 | |
klauss | 81:3656f00ab3db | 1051 | if( read == -1 || bye_sent == -1 || options_sent == -1 ){ |
klauss | 81:3656f00ab3db | 1052 | muted = true; |
klauss | 81:3656f00ab3db | 1053 | }else{ |
klauss | 81:3656f00ab3db | 1054 | muted = false; |
klauss | 81:3656f00ab3db | 1055 | } |
klauss | 81:3656f00ab3db | 1056 | |
klauss | 0:4d17cd9c8f9d | 1057 | return( 0 ); |
klauss | 0:4d17cd9c8f9d | 1058 | } |
klauss | 0:4d17cd9c8f9d | 1059 | |
klauss | 0:4d17cd9c8f9d | 1060 | void Sip::set_ext( int ext ){ |
klauss | 0:4d17cd9c8f9d | 1061 | my_ext = ext; |
klauss | 0:4d17cd9c8f9d | 1062 | } |
klauss | 0:4d17cd9c8f9d | 1063 | |
klauss | 0:4d17cd9c8f9d | 1064 | void Sip::set_port( int port ){ |
klauss | 0:4d17cd9c8f9d | 1065 | my_port = port; |
klauss | 0:4d17cd9c8f9d | 1066 | } |
klauss | 0:4d17cd9c8f9d | 1067 | |
klauss | 0:4d17cd9c8f9d | 1068 | void Sip::send_bye( void ){ |
klauss | 0:4d17cd9c8f9d | 1069 | build_bye_package( this->buffer ); |
klauss | 81:3656f00ab3db | 1070 | int ret = 0; |
klauss | 81:3656f00ab3db | 1071 | do{ |
klauss | 81:3656f00ab3db | 1072 | ret = sock.sendTo( sip_server, build_bye_package( this->buffer ), sizeof( this->buffer ) ); |
klauss | 81:3656f00ab3db | 1073 | }while( ret == 0 ); |
klauss | 81:3656f00ab3db | 1074 | |
klauss | 81:3656f00ab3db | 1075 | if( ret == -1 ){ |
klauss | 81:3656f00ab3db | 1076 | muted = true; |
klauss | 81:3656f00ab3db | 1077 | }else{ |
klauss | 81:3656f00ab3db | 1078 | muted = false; |
klauss | 81:3656f00ab3db | 1079 | } |
klauss | 0:4d17cd9c8f9d | 1080 | } |
klauss | 0:4d17cd9c8f9d | 1081 | |
klauss | 0:4d17cd9c8f9d | 1082 | void Sip::send_unregistry_pkg(){ |
klauss | 0:4d17cd9c8f9d | 1083 | build_unregistry_package( this->buffer ); |
klauss | 81:3656f00ab3db | 1084 | //for( register int i = 0; i < 7; i++ ) |
klauss | 81:3656f00ab3db | 1085 | int ret = 0; |
klauss | 81:3656f00ab3db | 1086 | do{ |
klauss | 81:3656f00ab3db | 1087 | ret = sock.sendTo( sip_server, build_bye_package( this->buffer ), sizeof( this->buffer ) ); |
klauss | 81:3656f00ab3db | 1088 | }while( ret == 0 ); |
klauss | 81:3656f00ab3db | 1089 | |
klauss | 81:3656f00ab3db | 1090 | if( ret == -1 ){ |
klauss | 81:3656f00ab3db | 1091 | muted = true; |
klauss | 81:3656f00ab3db | 1092 | }else{ |
klauss | 81:3656f00ab3db | 1093 | muted = false; |
klauss | 81:3656f00ab3db | 1094 | } |
klauss | 0:4d17cd9c8f9d | 1095 | } |
klauss | 0:4d17cd9c8f9d | 1096 | |
klauss | 0:4d17cd9c8f9d | 1097 | char * Sip::build_unregistry_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 1098 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 1099 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 1100 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 1101 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 1102 | fill_random( tag, 18 ); |
klauss | 0:4d17cd9c8f9d | 1103 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 1104 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 1105 | strcpy( buffer, "REGISTER sip:" ); |
klauss | 0:4d17cd9c8f9d | 1106 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1107 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1108 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1109 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1110 | strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 1111 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 1112 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1113 | itoa( my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1114 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1115 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 1116 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 1117 | strcat( buffer, "\r\nFrom: " ); |
klauss | 0:4d17cd9c8f9d | 1118 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1119 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1120 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1121 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1122 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1123 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1124 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1125 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1126 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1127 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 1128 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 1129 | strcat( buffer, "\r\nTo: " ); |
klauss | 0:4d17cd9c8f9d | 1130 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1131 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1132 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1133 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1134 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1135 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1136 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1137 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1138 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1139 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1140 | strcat( buffer, ">\r\nCall-ID: " ); |
klauss | 0:4d17cd9c8f9d | 1141 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 1142 | strcat( buffer, "\r\nCSeq: " ); |
klauss | 0:4d17cd9c8f9d | 1143 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1144 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1145 | strcat( buffer, " REGISTER\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1146 | strcat( buffer, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 1147 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1148 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1149 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1150 | |
klauss | 0:4d17cd9c8f9d | 1151 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 1152 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1153 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1154 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1155 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1156 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1157 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 1158 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1159 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1160 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1161 | strcat( buffer, ">;expires=0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1162 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 1163 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 1164 | strcat( buffer, "\r\nContent-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1165 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 1166 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1167 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 1168 | return buffer; |
klauss | 78:1353744f01e1 | 1169 | } |
klauss | 78:1353744f01e1 | 1170 | |
klauss | 78:1353744f01e1 | 1171 | int Sip::get_status( void ){ |
klauss | 78:1353744f01e1 | 1172 | return this->status; |
klauss | 78:1353744f01e1 | 1173 | } |
klauss | 78:1353744f01e1 | 1174 | |
klauss | 78:1353744f01e1 | 1175 | void Sip::sip_set_status( uint8_t status ){ |
klauss | 78:1353744f01e1 | 1176 | this->status = status; |
klauss | 81:3656f00ab3db | 1177 | } |
klauss | 81:3656f00ab3db | 1178 | |
klauss | 81:3656f00ab3db | 1179 | void Sip::sip_check_muted( void ){ |
klauss | 81:3656f00ab3db | 1180 | if( muted == true ) __reconnect__(); |
klauss | 81:3656f00ab3db | 1181 | if( debug_muted ) send_msg("For some reason sip muted, reconnected"); |
klauss | 0:4d17cd9c8f9d | 1182 | } |