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Versao com problema no socket rx
Dependencies: EthernetInterface NTPClient mbed-rtos mbed
sip.cpp@0:4d17cd9c8f9d, 2014-09-09 (annotated)
- Committer:
- klauss
- Date:
- Tue Sep 09 20:01:24 2014 +0000
- Revision:
- 0:4d17cd9c8f9d
- Child:
- 1:a1758104fa1d
20140726 copy
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 | #include "utils.h" |
klauss | 0:4d17cd9c8f9d | 3 | |
klauss | 0:4d17cd9c8f9d | 4 | void Sip::__init_sock__( void ){ |
klauss | 0:4d17cd9c8f9d | 5 | sip_server.set_address( this->server_ip , this->server_port ); |
klauss | 0:4d17cd9c8f9d | 6 | sock.set_blocking( false, 1 ); // verificar isso com mais cuidado depois |
klauss | 0:4d17cd9c8f9d | 7 | sock.bind( this->my_port ); |
klauss | 0:4d17cd9c8f9d | 8 | sock.init(); |
klauss | 0:4d17cd9c8f9d | 9 | } |
klauss | 0:4d17cd9c8f9d | 10 | |
klauss | 0:4d17cd9c8f9d | 11 | void Sip::__end_sock__(){ |
klauss | 0:4d17cd9c8f9d | 12 | sock.close(); |
klauss | 0:4d17cd9c8f9d | 13 | } |
klauss | 0:4d17cd9c8f9d | 14 | |
klauss | 0:4d17cd9c8f9d | 15 | 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 | 16 | this->id = id; |
klauss | 0:4d17cd9c8f9d | 17 | strncpy( this->server_ip, server_ip, 20 ); |
klauss | 0:4d17cd9c8f9d | 18 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 19 | this->server_port = server_port; |
klauss | 0:4d17cd9c8f9d | 20 | strncpy( this->my_ip, my_ip, 20 ); |
klauss | 0:4d17cd9c8f9d | 21 | this->my_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 22 | this->my_port = my_port; |
klauss | 0:4d17cd9c8f9d | 23 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 0:4d17cd9c8f9d | 24 | this->my_ext = my_ext; |
klauss | 0:4d17cd9c8f9d | 25 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 0:4d17cd9c8f9d | 26 | this->peer_ext = peer_ext; |
klauss | 0:4d17cd9c8f9d | 27 | |
klauss | 0:4d17cd9c8f9d | 28 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 29 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 30 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 31 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 32 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 33 | |
klauss | 0:4d17cd9c8f9d | 34 | __init_sock__(); |
klauss | 0:4d17cd9c8f9d | 35 | } |
klauss | 0:4d17cd9c8f9d | 36 | |
klauss | 0:4d17cd9c8f9d | 37 | Sip::Sip(){ |
klauss | 0:4d17cd9c8f9d | 38 | this->id = __MY_EXT__; |
klauss | 0:4d17cd9c8f9d | 39 | strncpy( this->server_ip, __SEVER_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 40 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 41 | this->server_port = __SERVER_PORT__; |
klauss | 0:4d17cd9c8f9d | 42 | strncpy( this->my_ip, __MY_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 43 | this->my_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 44 | this->my_port = __MY_PORT__; |
klauss | 0:4d17cd9c8f9d | 45 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 0:4d17cd9c8f9d | 46 | this->my_ext = __MY_EXT__; |
klauss | 0:4d17cd9c8f9d | 47 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 0:4d17cd9c8f9d | 48 | this->peer_ext = __PEER_EXT__; |
klauss | 0:4d17cd9c8f9d | 49 | |
klauss | 0:4d17cd9c8f9d | 50 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 51 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 52 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 53 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 54 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 55 | |
klauss | 0:4d17cd9c8f9d | 56 | __init_sock__(); |
klauss | 0:4d17cd9c8f9d | 57 | } |
klauss | 0:4d17cd9c8f9d | 58 | |
klauss | 0:4d17cd9c8f9d | 59 | Sip::Sip( int id, uint16_t my_port ){ |
klauss | 0:4d17cd9c8f9d | 60 | this->id = id; |
klauss | 0:4d17cd9c8f9d | 61 | strncpy( this->server_ip, __SEVER_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 62 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 63 | this->server_port = __SERVER_PORT__; |
klauss | 0:4d17cd9c8f9d | 64 | strncpy( this->my_ip, __MY_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 65 | this->my_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 66 | this->my_port = my_port; |
klauss | 0:4d17cd9c8f9d | 67 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 0:4d17cd9c8f9d | 68 | this->my_ext = id; |
klauss | 0:4d17cd9c8f9d | 69 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 0:4d17cd9c8f9d | 70 | this->peer_ext = __PEER_EXT__; |
klauss | 0:4d17cd9c8f9d | 71 | |
klauss | 0:4d17cd9c8f9d | 72 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 73 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 74 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 75 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 76 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 77 | |
klauss | 0:4d17cd9c8f9d | 78 | __init_sock__(); |
klauss | 0:4d17cd9c8f9d | 79 | } |
klauss | 0:4d17cd9c8f9d | 80 | |
klauss | 0:4d17cd9c8f9d | 81 | Sip::Sip( int id, uint16_t my_port, int dest_ext ){ |
klauss | 0:4d17cd9c8f9d | 82 | this->id = id; |
klauss | 0:4d17cd9c8f9d | 83 | strncpy( this->server_ip, __SEVER_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 84 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 85 | this->server_port = __SERVER_PORT__; |
klauss | 0:4d17cd9c8f9d | 86 | strncpy( this->my_ip, __MY_IP__, 20 ); |
klauss | 0:4d17cd9c8f9d | 87 | this->my_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 88 | this->my_port = my_port; |
klauss | 0:4d17cd9c8f9d | 89 | this->my_rtp_port = fill_random_rtp_port(); |
klauss | 0:4d17cd9c8f9d | 90 | this->my_ext = id; |
klauss | 0:4d17cd9c8f9d | 91 | itoa( this->my_ext, this->my_display, 10 ); |
klauss | 0:4d17cd9c8f9d | 92 | this->peer_ext = dest_ext; |
klauss | 0:4d17cd9c8f9d | 93 | |
klauss | 0:4d17cd9c8f9d | 94 | strcpy( this->fill_random_aux, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789pP" ); |
klauss | 0:4d17cd9c8f9d | 95 | strcpy( this->last_invite_tag, "" ); |
klauss | 0:4d17cd9c8f9d | 96 | strcpy( this->last_invite_callid, ""); |
klauss | 0:4d17cd9c8f9d | 97 | strcpy( this->SVNREV, "COLA" ); |
klauss | 0:4d17cd9c8f9d | 98 | status = sip_idle; |
klauss | 0:4d17cd9c8f9d | 99 | |
klauss | 0:4d17cd9c8f9d | 100 | __init_sock__(); |
klauss | 0:4d17cd9c8f9d | 101 | } |
klauss | 0:4d17cd9c8f9d | 102 | |
klauss | 0:4d17cd9c8f9d | 103 | Sip::~Sip(){ |
klauss | 0:4d17cd9c8f9d | 104 | __end_sock__(); |
klauss | 0:4d17cd9c8f9d | 105 | } |
klauss | 0:4d17cd9c8f9d | 106 | |
klauss | 0:4d17cd9c8f9d | 107 | void Sip::registry(){ |
klauss | 0:4d17cd9c8f9d | 108 | char out[ 1000 ]; |
klauss | 0:4d17cd9c8f9d | 109 | build_registry_package( buffer ); |
klauss | 0:4d17cd9c8f9d | 110 | sock.sendTo( sip_server, buffer, sizeof( buffer ) ); |
klauss | 0:4d17cd9c8f9d | 111 | sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ); |
klauss | 0:4d17cd9c8f9d | 112 | if( decode_gettag( (unsigned char *)buffer, "cseq: ", out ) ){ |
klauss | 0:4d17cd9c8f9d | 113 | if(strlen( out ) > 7){ |
klauss | 0:4d17cd9c8f9d | 114 | if(strcasecmp("options",out+strlen(out)-7) == 0){ |
klauss | 0:4d17cd9c8f9d | 115 | char ans[ 2000 ]; |
klauss | 0:4d17cd9c8f9d | 116 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 0:4d17cd9c8f9d | 117 | sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 0:4d17cd9c8f9d | 118 | } |
klauss | 0:4d17cd9c8f9d | 119 | } |
klauss | 0:4d17cd9c8f9d | 120 | } |
klauss | 0:4d17cd9c8f9d | 121 | } |
klauss | 0:4d17cd9c8f9d | 122 | |
klauss | 0:4d17cd9c8f9d | 123 | VZ_call * Sip::old_invite(){ |
klauss | 0:4d17cd9c8f9d | 124 | Timer t; |
klauss | 0:4d17cd9c8f9d | 125 | char buffer[ 1024 ]; |
klauss | 0:4d17cd9c8f9d | 126 | char callbox_string[ 32 ]; |
klauss | 0:4d17cd9c8f9d | 127 | itoa( get_id(), callbox_string, 10 ); |
klauss | 0:4d17cd9c8f9d | 128 | int cseq; |
klauss | 0:4d17cd9c8f9d | 129 | |
klauss | 0:4d17cd9c8f9d | 130 | build_invite_package( buffer, callbox_string, &cseq ); |
klauss | 0:4d17cd9c8f9d | 131 | sock.sendTo( sip_server, buffer, sizeof( buffer ) ); |
klauss | 0:4d17cd9c8f9d | 132 | |
klauss | 0:4d17cd9c8f9d | 133 | t.start(); |
klauss | 0:4d17cd9c8f9d | 134 | while( sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ) < 1 ) { |
klauss | 0:4d17cd9c8f9d | 135 | if( t.read() > __INVITE_MAX_WAITING_TIME__ ) { /* Trying package */ |
klauss | 0:4d17cd9c8f9d | 136 | change_sip_server(); |
klauss | 0:4d17cd9c8f9d | 137 | t.reset(); |
klauss | 0:4d17cd9c8f9d | 138 | break; |
klauss | 0:4d17cd9c8f9d | 139 | } |
klauss | 0:4d17cd9c8f9d | 140 | } |
klauss | 0:4d17cd9c8f9d | 141 | while( sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ) < 1 ) { |
klauss | 0:4d17cd9c8f9d | 142 | if( t.read() > __INVITE_MAX_WAITING_TIME__ ) { /* Ringing package */ |
klauss | 0:4d17cd9c8f9d | 143 | change_sip_server(); |
klauss | 0:4d17cd9c8f9d | 144 | t.reset(); |
klauss | 0:4d17cd9c8f9d | 145 | break; |
klauss | 0:4d17cd9c8f9d | 146 | } |
klauss | 0:4d17cd9c8f9d | 147 | } |
klauss | 0:4d17cd9c8f9d | 148 | int call_trying = 1; |
klauss | 0:4d17cd9c8f9d | 149 | while( call_trying-- ){ |
klauss | 0:4d17cd9c8f9d | 150 | while( sock.receiveFrom( sip_server, buffer, sizeof( buffer ) ) < 1 ) { |
klauss | 0:4d17cd9c8f9d | 151 | if( t.read() > __INVITE_MAX_WAITING_TIME__ ) { /* ok package */ |
klauss | 0:4d17cd9c8f9d | 152 | change_sip_server(); |
klauss | 0:4d17cd9c8f9d | 153 | t.reset(); |
klauss | 0:4d17cd9c8f9d | 154 | break; |
klauss | 0:4d17cd9c8f9d | 155 | } |
klauss | 0:4d17cd9c8f9d | 156 | } |
klauss | 0:4d17cd9c8f9d | 157 | wait( 3 ); |
klauss | 0:4d17cd9c8f9d | 158 | char * ref = strstr( buffer, "audio" ); |
klauss | 0:4d17cd9c8f9d | 159 | if( ref != NULL ){ |
klauss | 0:4d17cd9c8f9d | 160 | ref += 6; /*audio */ |
klauss | 0:4d17cd9c8f9d | 161 | ref = strtok( ref, " "); |
klauss | 0:4d17cd9c8f9d | 162 | VZ_call * call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) ); |
klauss | 0:4d17cd9c8f9d | 163 | char ans[ 1024 ]; |
klauss | 0:4d17cd9c8f9d | 164 | build_ack_package( ans, ( unsigned char *)buffer ); |
klauss | 0:4d17cd9c8f9d | 165 | sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 0:4d17cd9c8f9d | 166 | |
klauss | 0:4d17cd9c8f9d | 167 | return( call ); |
klauss | 0:4d17cd9c8f9d | 168 | } |
klauss | 0:4d17cd9c8f9d | 169 | } |
klauss | 0:4d17cd9c8f9d | 170 | return( NULL ); |
klauss | 0:4d17cd9c8f9d | 171 | } |
klauss | 0:4d17cd9c8f9d | 172 | |
klauss | 0:4d17cd9c8f9d | 173 | VZ_call * Sip::invite(){ |
klauss | 0:4d17cd9c8f9d | 174 | Timer t; |
klauss | 0:4d17cd9c8f9d | 175 | char callbox_string[ 32 ]; |
klauss | 0:4d17cd9c8f9d | 176 | itoa( get_id(), callbox_string, 10 ); |
klauss | 0:4d17cd9c8f9d | 177 | |
klauss | 0:4d17cd9c8f9d | 178 | if( status != sip_on_call ) set_status(status, sip_waiting_trying ); |
klauss | 0:4d17cd9c8f9d | 179 | |
klauss | 0:4d17cd9c8f9d | 180 | else return( NULL ); |
klauss | 0:4d17cd9c8f9d | 181 | |
klauss | 0:4d17cd9c8f9d | 182 | int cseq = 0; |
klauss | 0:4d17cd9c8f9d | 183 | |
klauss | 0:4d17cd9c8f9d | 184 | build_invite_package( buffer, callbox_string, &cseq ); |
klauss | 0:4d17cd9c8f9d | 185 | sock.sendTo( sip_server, buffer, sizeof( buffer ) ); |
klauss | 0:4d17cd9c8f9d | 186 | |
klauss | 0:4d17cd9c8f9d | 187 | debug_msg( "Inicio do invite" ); |
klauss | 0:4d17cd9c8f9d | 188 | debug_msg( "Sip::status::%d", status ); |
klauss | 0:4d17cd9c8f9d | 189 | t.start(); |
klauss | 0:4d17cd9c8f9d | 190 | |
klauss | 0:4d17cd9c8f9d | 191 | sock.set_blocking( false, 5 ); |
klauss | 0:4d17cd9c8f9d | 192 | |
klauss | 0:4d17cd9c8f9d | 193 | char buffer_eth_invite[ 1024 ]; |
klauss | 0:4d17cd9c8f9d | 194 | int loop_times = 0; |
klauss | 0:4d17cd9c8f9d | 195 | int received_loop_times = 0; |
klauss | 0:4d17cd9c8f9d | 196 | Timer reconnect; |
klauss | 0:4d17cd9c8f9d | 197 | reconnect.start(); |
klauss | 0:4d17cd9c8f9d | 198 | static int id_ = 0; |
klauss | 0:4d17cd9c8f9d | 199 | int length = 0; |
klauss | 0:4d17cd9c8f9d | 200 | bool print = false; |
klauss | 0:4d17cd9c8f9d | 201 | while( t.read() < __INVITE_MAX_WAITING_TIME__ ){ |
klauss | 0:4d17cd9c8f9d | 202 | loop_times++; |
klauss | 0:4d17cd9c8f9d | 203 | length = sock.receiveFrom( sip_server, buffer_eth_invite, sizeof( buffer_eth_invite ) ); |
klauss | 0:4d17cd9c8f9d | 204 | if( length > 0 ){ |
klauss | 0:4d17cd9c8f9d | 205 | reconnect.reset(); |
klauss | 0:4d17cd9c8f9d | 206 | debug_msg("Pacotes recebidos :: %d", id_ ); |
klauss | 0:4d17cd9c8f9d | 207 | buffer_eth_invite[ length ] = 0; |
klauss | 0:4d17cd9c8f9d | 208 | debug_msg("-- %d :: %s --", id_++, buffer_eth_invite ); |
klauss | 0:4d17cd9c8f9d | 209 | received_loop_times++; |
klauss | 0:4d17cd9c8f9d | 210 | if( ( status == sip_trying ) || ( status == sip_ringing ) ){ |
klauss | 0:4d17cd9c8f9d | 211 | if( !( strncasecmp( buffer_eth_invite + 12, "ok", strlen("ok") ) ) ){ |
klauss | 0:4d17cd9c8f9d | 212 | // tratar depois o esquema do Cseq :: |
klauss | 0:4d17cd9c8f9d | 213 | debug_msg( "Cseq == %d", cseq ); |
klauss | 0:4d17cd9c8f9d | 214 | set_status(status, sip_on_call); |
klauss | 0:4d17cd9c8f9d | 215 | char *ref = strstr( buffer_eth_invite, "audio" ); |
klauss | 0:4d17cd9c8f9d | 216 | debug_msg("ok"); |
klauss | 0:4d17cd9c8f9d | 217 | if( ref != NULL ){ |
klauss | 0:4d17cd9c8f9d | 218 | ref += 6; // audio |
klauss | 0:4d17cd9c8f9d | 219 | ref = strtok( ref, " "); |
klauss | 0:4d17cd9c8f9d | 220 | VZ_call * call = new VZ_call( this->my_ext, this->my_rtp_port, this->peer_ext, atoi( ref ) ); |
klauss | 0:4d17cd9c8f9d | 221 | char ans[ 1024 ]; |
klauss | 0:4d17cd9c8f9d | 222 | build_ack_package( ans, ( unsigned char *)buffer_eth_invite ); |
klauss | 0:4d17cd9c8f9d | 223 | sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 0:4d17cd9c8f9d | 224 | |
klauss | 0:4d17cd9c8f9d | 225 | debug_msg("Call nao alocada -- Sip::status::%d -- loop_times :: %d :: received_loop_times :: %d", status, loop_times, received_loop_times ); |
klauss | 0:4d17cd9c8f9d | 226 | set_status( status, sip_on_call ); |
klauss | 0:4d17cd9c8f9d | 227 | return( call ); |
klauss | 0:4d17cd9c8f9d | 228 | |
klauss | 0:4d17cd9c8f9d | 229 | } |
klauss | 0:4d17cd9c8f9d | 230 | } |
klauss | 0:4d17cd9c8f9d | 231 | } |
klauss | 0:4d17cd9c8f9d | 232 | if( status == sip_trying ){ |
klauss | 0:4d17cd9c8f9d | 233 | if( !( strncasecmp( buffer_eth_invite + 12, "ringing", strlen("ringing") ) ) ){ |
klauss | 0:4d17cd9c8f9d | 234 | debug_msg("ringing"); |
klauss | 0:4d17cd9c8f9d | 235 | t.reset(); |
klauss | 0:4d17cd9c8f9d | 236 | set_status( status, sip_ringing ); |
klauss | 0:4d17cd9c8f9d | 237 | } |
klauss | 0:4d17cd9c8f9d | 238 | } |
klauss | 0:4d17cd9c8f9d | 239 | if( status == sip_waiting_trying ){ |
klauss | 0:4d17cd9c8f9d | 240 | if( !( strncasecmp( buffer_eth_invite + 12, "trying", strlen("trying") ) ) ){ |
klauss | 0:4d17cd9c8f9d | 241 | debug_msg("trying") |
klauss | 0:4d17cd9c8f9d | 242 | t.reset(); |
klauss | 0:4d17cd9c8f9d | 243 | set_status( status, sip_trying ); |
klauss | 0:4d17cd9c8f9d | 244 | } |
klauss | 0:4d17cd9c8f9d | 245 | } |
klauss | 0:4d17cd9c8f9d | 246 | }else if( reconnect.read() > 4 ){ |
klauss | 0:4d17cd9c8f9d | 247 | sock.close(); |
klauss | 0:4d17cd9c8f9d | 248 | sock.bind( this->my_port ); |
klauss | 0:4d17cd9c8f9d | 249 | sock.init(); |
klauss | 0:4d17cd9c8f9d | 250 | sock.set_blocking( false, 1 ); |
klauss | 0:4d17cd9c8f9d | 251 | debug_msg("Reconnect"); |
klauss | 0:4d17cd9c8f9d | 252 | reconnect.reset(); |
klauss | 0:4d17cd9c8f9d | 253 | //sock.sendTo( sip_server, buffer, sizeof( buffer ) ); |
klauss | 0:4d17cd9c8f9d | 254 | led4 = !led4; |
klauss | 0:4d17cd9c8f9d | 255 | print = true; |
klauss | 0:4d17cd9c8f9d | 256 | } |
klauss | 0:4d17cd9c8f9d | 257 | if( print ) debug_msg( "Lidos : %d --", length ); |
klauss | 0:4d17cd9c8f9d | 258 | } |
klauss | 0:4d17cd9c8f9d | 259 | |
klauss | 0:4d17cd9c8f9d | 260 | debug_msg("Call nao alocada -- Sip::status::%d -- loop_times :: %d :: received_loop_times :: %d", status, loop_times, received_loop_times ); |
klauss | 0:4d17cd9c8f9d | 261 | if( t.read() > __INVITE_MAX_WAITING_TIME__ ){ |
klauss | 0:4d17cd9c8f9d | 262 | set_status(status, sip_denied); |
klauss | 0:4d17cd9c8f9d | 263 | } |
klauss | 0:4d17cd9c8f9d | 264 | return( NULL ); |
klauss | 0:4d17cd9c8f9d | 265 | } |
klauss | 0:4d17cd9c8f9d | 266 | |
klauss | 0:4d17cd9c8f9d | 267 | char * Sip::build_registry_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 268 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 269 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 270 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 271 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 272 | fill_random( tag, 18 ); |
klauss | 0:4d17cd9c8f9d | 273 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 274 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 275 | strcpy( buffer, "REGISTER sip:" ); |
klauss | 0:4d17cd9c8f9d | 276 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 277 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 278 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 279 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 280 | strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 281 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 282 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 283 | itoa( my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 284 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 285 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 286 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 287 | strcat( buffer, "\r\nFrom: " ); |
klauss | 0:4d17cd9c8f9d | 288 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 289 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 290 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 291 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 292 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 293 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 294 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 295 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 296 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 297 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 298 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 299 | strcat( buffer, "\r\nTo: " ); |
klauss | 0:4d17cd9c8f9d | 300 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 301 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 302 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 303 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 304 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 305 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 306 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 307 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 308 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 309 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 310 | strcat( buffer, ">\r\nCall-ID: " ); |
klauss | 0:4d17cd9c8f9d | 311 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 312 | strcat( buffer, "\r\nCSeq: " ); |
klauss | 0:4d17cd9c8f9d | 313 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 314 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 315 | strcat( buffer, " REGISTER\r\n" ); |
klauss | 0:4d17cd9c8f9d | 316 | strcat( buffer, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 317 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 318 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 319 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 320 | |
klauss | 0:4d17cd9c8f9d | 321 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 322 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 323 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 324 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 325 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 326 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 327 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 328 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 329 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 330 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 331 | strcat( buffer, ">;expires=120" ); |
klauss | 0:4d17cd9c8f9d | 332 | //itoa( 1200, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 333 | //strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 334 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 335 | |
klauss | 0:4d17cd9c8f9d | 336 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 337 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 338 | strcat( buffer, "\r\nContent-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 339 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 340 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 341 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 342 | return buffer; |
klauss | 0:4d17cd9c8f9d | 343 | } |
klauss | 0:4d17cd9c8f9d | 344 | |
klauss | 0:4d17cd9c8f9d | 345 | char * Sip::build_invite_package( char * pkg, char * callbox_string, int * cseq ){ |
klauss | 0:4d17cd9c8f9d | 346 | char header[ SIP_MAXMSGSIZE ], body[ SIP_MAXMSGSIZE ]; |
klauss | 0:4d17cd9c8f9d | 347 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 348 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 349 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 350 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 351 | *cseq = get_cseq(); |
klauss | 0:4d17cd9c8f9d | 352 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 353 | fill_random( tag,18 ); |
klauss | 0:4d17cd9c8f9d | 354 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 355 | |
klauss | 0:4d17cd9c8f9d | 356 | strcpy( last_invite_tag,tag ); |
klauss | 0:4d17cd9c8f9d | 357 | strcpy( last_invite_callid, callid ); |
klauss | 0:4d17cd9c8f9d | 358 | |
klauss | 0:4d17cd9c8f9d | 359 | strcpy( header, "INVITE sip:" ); |
klauss | 0:4d17cd9c8f9d | 360 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 361 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 362 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 363 | strcat( header, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 364 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 365 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 366 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 367 | strcat( header, " SIP/" ); |
klauss | 0:4d17cd9c8f9d | 368 | itoa( 2, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 369 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 370 | strcat( header, "." ); |
klauss | 0:4d17cd9c8f9d | 371 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 372 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 373 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 374 | strcat( header, "Via: SIP/" ); |
klauss | 0:4d17cd9c8f9d | 375 | itoa( 2, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 376 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 377 | strcat( header, "." ); |
klauss | 0:4d17cd9c8f9d | 378 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 379 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 380 | strcat( header, "/UDP" ); |
klauss | 0:4d17cd9c8f9d | 381 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 382 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 383 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 384 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 385 | strcat( header, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 386 | strcat( header, branch ); |
klauss | 0:4d17cd9c8f9d | 387 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 388 | strcat( header, "From: " ); |
klauss | 0:4d17cd9c8f9d | 389 | strcat( header, callbox_string ); |
klauss | 0:4d17cd9c8f9d | 390 | strcat( header, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 391 | itoa( this->my_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, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 399 | strcat( header, tag ); |
klauss | 0:4d17cd9c8f9d | 400 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 401 | strcat( header, "To: <sip:" ); |
klauss | 0:4d17cd9c8f9d | 402 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 403 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 404 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 405 | strcat( header, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 406 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 407 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 408 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 409 | strcat( header, ">\r\n" ); |
klauss | 0:4d17cd9c8f9d | 410 | strcat( header, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 411 | strcat( header, callid ); |
klauss | 0:4d17cd9c8f9d | 412 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 413 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 414 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 415 | strcat( header, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 416 | itoa( *cseq, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 417 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 418 | strcat( header, " INVITE\r\n" ); |
klauss | 0:4d17cd9c8f9d | 419 | strcat( header, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 420 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 421 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 422 | strcat( header, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 423 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 424 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 425 | strcat( header, "@" ); |
klauss | 0:4d17cd9c8f9d | 426 | strcat( header, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 427 | strcat( header, ":" ); |
klauss | 0:4d17cd9c8f9d | 428 | itoa( this->my_port, 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, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 432 | itoa( 20, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 433 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 434 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 435 | strcat( header, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 436 | strcat( header, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 437 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 438 | strcat( header, "Expires: " ); |
klauss | 0:4d17cd9c8f9d | 439 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 440 | strcat( header, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 441 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 442 | strcat( header, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 443 | strcat( header, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 444 | strcat( header, "Content-Type: application/sdp\r\n" ); |
klauss | 0:4d17cd9c8f9d | 445 | header[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 446 | |
klauss | 0:4d17cd9c8f9d | 447 | strcpy( body, "v=0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 448 | strcat( body, "o=- " ); |
klauss | 0:4d17cd9c8f9d | 449 | itoa( 7377, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 450 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 451 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 452 | itoa( 18176, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 453 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 454 | strcat( body, " IN IP" ); |
klauss | 0:4d17cd9c8f9d | 455 | itoa( 4, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 456 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 457 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 458 | strcat( body, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 459 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 460 | strcat( body, "s=-\r\n" ); |
klauss | 0:4d17cd9c8f9d | 461 | strcat( body, "c=IN IP" ); |
klauss | 0:4d17cd9c8f9d | 462 | itoa( 4, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 463 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 464 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 465 | strcat( body, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 466 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 467 | strcat( body, "t=" ); |
klauss | 0:4d17cd9c8f9d | 468 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 469 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 470 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 471 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 472 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 473 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 474 | strcat( body, "m=audio " ); |
klauss | 0:4d17cd9c8f9d | 475 | itoa( this->my_rtp_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 476 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 477 | strcat( body, " RTP/AVP " ); |
klauss | 0:4d17cd9c8f9d | 478 | itoa( 8, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 479 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 480 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 481 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 482 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 483 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 484 | strcat( body, "a=rtpmap:" ); |
klauss | 0:4d17cd9c8f9d | 485 | itoa( 8, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 486 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 487 | strcat( body, " PCMA/" ); |
klauss | 0:4d17cd9c8f9d | 488 | itoa( 8000, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 489 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 490 | strcat( body, "/" ); |
klauss | 0:4d17cd9c8f9d | 491 | itoa( 1, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 492 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 493 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 494 | strcat( body, "a=rtpmap:" ); |
klauss | 0:4d17cd9c8f9d | 495 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 496 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 497 | strcat( body, " telephone-event/" ); |
klauss | 0:4d17cd9c8f9d | 498 | itoa( 8000, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 499 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 500 | strcat( body, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 501 | strcat( body, "a=fmtp: " ); |
klauss | 0:4d17cd9c8f9d | 502 | itoa( 101, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 503 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 504 | strcat( body, " " ); |
klauss | 0:4d17cd9c8f9d | 505 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 506 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 507 | strcat( body, "-" ); |
klauss | 0:4d17cd9c8f9d | 508 | itoa( 11, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 509 | strcat( body, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 510 | body[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 511 | |
klauss | 0:4d17cd9c8f9d | 512 | make_content_length( header, body, pkg ); |
klauss | 0:4d17cd9c8f9d | 513 | return( pkg ); |
klauss | 0:4d17cd9c8f9d | 514 | } |
klauss | 0:4d17cd9c8f9d | 515 | |
klauss | 0:4d17cd9c8f9d | 516 | char * Sip::make_content_length( char * header, char * body, char * pkg ){ |
klauss | 0:4d17cd9c8f9d | 517 | int size; |
klauss | 0:4d17cd9c8f9d | 518 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 519 | size = strlen( body ); |
klauss | 0:4d17cd9c8f9d | 520 | strcpy( pkg, header ); |
klauss | 0:4d17cd9c8f9d | 521 | strcat( pkg, "Content-Length: " ); |
klauss | 0:4d17cd9c8f9d | 522 | itoa( size, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 523 | strcat( pkg, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 524 | strcat( pkg, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 525 | strcat( pkg, body ); |
klauss | 0:4d17cd9c8f9d | 526 | pkg[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 527 | return pkg; |
klauss | 0:4d17cd9c8f9d | 528 | } |
klauss | 0:4d17cd9c8f9d | 529 | |
klauss | 0:4d17cd9c8f9d | 530 | char * Sip::build_bye_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 531 | char branch[SIP_MAXFIELDSIZE]; |
klauss | 0:4d17cd9c8f9d | 532 | char tag[SIP_MAXFIELDSIZE]; |
klauss | 0:4d17cd9c8f9d | 533 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 534 | fill_random16h(branch); |
klauss | 0:4d17cd9c8f9d | 535 | fill_random(tag,18); |
klauss | 0:4d17cd9c8f9d | 536 | |
klauss | 0:4d17cd9c8f9d | 537 | strcpy( buffer, "BYE sip:" ); |
klauss | 0:4d17cd9c8f9d | 538 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 539 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 540 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 541 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 542 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 543 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 544 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 545 | strcat( buffer, " SIP/2.0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 546 | strcat( buffer, "Via: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 547 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 548 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 549 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 550 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 551 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 552 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 553 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 554 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 555 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 556 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 557 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 558 | itoa( this->my_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, last_invite_tag ); |
klauss | 0:4d17cd9c8f9d | 567 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 568 | strcat( buffer, "To: <sip:" ); |
klauss | 0:4d17cd9c8f9d | 569 | itoa( this->peer_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 570 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 571 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 572 | strcat( buffer, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 573 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 574 | itoa( this->server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 575 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 576 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 577 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 578 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 579 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 580 | strcat( buffer, last_invite_callid ); |
klauss | 0:4d17cd9c8f9d | 581 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 582 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 583 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 584 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 585 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 586 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 587 | strcat( buffer, " BYE\r\n" ); |
klauss | 0:4d17cd9c8f9d | 588 | strcat( buffer, "Max-Forwards: 70\r\n" ); |
klauss | 0:4d17cd9c8f9d | 589 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 590 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 591 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 592 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 593 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 594 | } |
klauss | 0:4d17cd9c8f9d | 595 | char * Sip::build_ack_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 596 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 597 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 598 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 599 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 600 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 601 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 602 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 603 | // FIXME confirmar se nao preciso converter todos os ints com itoa |
klauss | 0:4d17cd9c8f9d | 604 | if( decode_gettag( orig, "to: ", to ) == 0) { |
klauss | 0:4d17cd9c8f9d | 605 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 606 | return NULL; |
klauss | 0:4d17cd9c8f9d | 607 | } |
klauss | 0:4d17cd9c8f9d | 608 | if( decode_gettag( orig, "from: ", from ) == 0) { |
klauss | 0:4d17cd9c8f9d | 609 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 610 | return NULL; |
klauss | 0:4d17cd9c8f9d | 611 | } |
klauss | 0:4d17cd9c8f9d | 612 | if( decode_gettag( orig, "call-id: ", callid ) == 0) { |
klauss | 0:4d17cd9c8f9d | 613 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 614 | return NULL; |
klauss | 0:4d17cd9c8f9d | 615 | } |
klauss | 0:4d17cd9c8f9d | 616 | decode_branch( orig, branch ); |
klauss | 0:4d17cd9c8f9d | 617 | decode_cseq( orig, cseq ); |
klauss | 0:4d17cd9c8f9d | 618 | |
klauss | 0:4d17cd9c8f9d | 619 | if( strlen( via ) > 6 ) { |
klauss | 0:4d17cd9c8f9d | 620 | if( strcasecmp( ";rport", via+strlen( via )-6) == 0) { |
klauss | 0:4d17cd9c8f9d | 621 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 622 | } |
klauss | 0:4d17cd9c8f9d | 623 | } |
klauss | 0:4d17cd9c8f9d | 624 | strcpy( buffer, "ACK sip:" ); |
klauss | 0:4d17cd9c8f9d | 625 | itoa( this->peer_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, " SIP/2.0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 633 | strcat( buffer, "Via: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 634 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 635 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 636 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 637 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 638 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 639 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 640 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 641 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 642 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 643 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 644 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 645 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 646 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 647 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 648 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 649 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 650 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 651 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 652 | strcat( buffer, " ACK\r\n" ); |
klauss | 0:4d17cd9c8f9d | 653 | strcat( buffer, "Max-Forwards: 70\r\n" ); |
klauss | 0:4d17cd9c8f9d | 654 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 655 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 656 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 657 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 658 | itoa( this->my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 659 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 660 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 661 | strcat( buffer, this->my_ip ); |
klauss | 0:4d17cd9c8f9d | 662 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 663 | itoa( this->my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 664 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 665 | strcat( buffer, ">\r\n" ); |
klauss | 0:4d17cd9c8f9d | 666 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 667 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 668 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 669 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 670 | buffer[SIP_MAXMSGSIZE-1] = 0; |
klauss | 0:4d17cd9c8f9d | 671 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 672 | } |
klauss | 0:4d17cd9c8f9d | 673 | |
klauss | 0:4d17cd9c8f9d | 674 | int Sip::get_return_code( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 675 | char a[32]; |
klauss | 0:4d17cd9c8f9d | 676 | int i = 0, j; |
klauss | 0:4d17cd9c8f9d | 677 | if( strncmp( "SIP/", buffer, 4 ) != 0 ) return 0; |
klauss | 0:4d17cd9c8f9d | 678 | if( strlen( buffer ) < 32) return 0; |
klauss | 0:4d17cd9c8f9d | 679 | strncpy( a, buffer, 31 ); |
klauss | 0:4d17cd9c8f9d | 680 | a[ 31 ] = 0; |
klauss | 0:4d17cd9c8f9d | 681 | while ( a[ i ] > ' ') i++; |
klauss | 0:4d17cd9c8f9d | 682 | j = i+i; |
klauss | 0:4d17cd9c8f9d | 683 | while( (a[ j ] >= '0') && ( a[ j ] <= '9') ) j++; |
klauss | 0:4d17cd9c8f9d | 684 | a[ j ] = 0; |
klauss | 0:4d17cd9c8f9d | 685 | return atoi( a + i + 1 ); |
klauss | 0:4d17cd9c8f9d | 686 | } |
klauss | 0:4d17cd9c8f9d | 687 | |
klauss | 0:4d17cd9c8f9d | 688 | char * Sip::build_generic_reply_package(char * buffer, unsigned char * orig, char * tag){ |
klauss | 0:4d17cd9c8f9d | 689 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 690 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 691 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 692 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 693 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 694 | |
klauss | 0:4d17cd9c8f9d | 695 | if( decode_gettag( orig, "to: ", to ) == 0) { |
klauss | 0:4d17cd9c8f9d | 696 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 697 | return NULL; |
klauss | 0:4d17cd9c8f9d | 698 | } |
klauss | 0:4d17cd9c8f9d | 699 | if( decode_gettag( orig, "from: ", from ) == 0) { |
klauss | 0:4d17cd9c8f9d | 700 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 701 | return NULL; |
klauss | 0:4d17cd9c8f9d | 702 | } |
klauss | 0:4d17cd9c8f9d | 703 | if( decode_gettag( orig, "call-id: ", callid ) == 0) { |
klauss | 0:4d17cd9c8f9d | 704 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 705 | return NULL; |
klauss | 0:4d17cd9c8f9d | 706 | } |
klauss | 0:4d17cd9c8f9d | 707 | if( decode_gettag( orig, "cseq: ", cseq ) == 0) { |
klauss | 0:4d17cd9c8f9d | 708 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 709 | return NULL; |
klauss | 0:4d17cd9c8f9d | 710 | } |
klauss | 0:4d17cd9c8f9d | 711 | if( decode_gettag( orig, "via: ", via ) == 0) { |
klauss | 0:4d17cd9c8f9d | 712 | buffer[0] = 0; |
klauss | 0:4d17cd9c8f9d | 713 | return NULL; |
klauss | 0:4d17cd9c8f9d | 714 | } |
klauss | 0:4d17cd9c8f9d | 715 | |
klauss | 0:4d17cd9c8f9d | 716 | if (strlen(via) > 6) { |
klauss | 0:4d17cd9c8f9d | 717 | if (strcasecmp(";rport",via+strlen(via)-6)==0) { |
klauss | 0:4d17cd9c8f9d | 718 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 719 | } |
klauss | 0:4d17cd9c8f9d | 720 | } |
klauss | 0:4d17cd9c8f9d | 721 | |
klauss | 0:4d17cd9c8f9d | 722 | strcpy( buffer, "SIP/2.0 " ); |
klauss | 0:4d17cd9c8f9d | 723 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 724 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 725 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 726 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 727 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 728 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 729 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 730 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 731 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 732 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 733 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 734 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 735 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 736 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 737 | strcat( buffer, "Via: " ); |
klauss | 0:4d17cd9c8f9d | 738 | strcat( buffer, via ); |
klauss | 0:4d17cd9c8f9d | 739 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 740 | strcat( buffer, "Server: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 741 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 742 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 743 | strcat( buffer, "Content-Length: 0\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 744 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 745 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 746 | } |
klauss | 0:4d17cd9c8f9d | 747 | char * Sip::build_trying_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 748 | // FIXME trocar 100 para itoa( 100 ... ) |
klauss | 0:4d17cd9c8f9d | 749 | build_generic_reply_package( buffer, orig, "100 Trying" ); |
klauss | 0:4d17cd9c8f9d | 750 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 751 | } |
klauss | 0:4d17cd9c8f9d | 752 | |
klauss | 0:4d17cd9c8f9d | 753 | char * Sip::build_busy_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 754 | // FIXME trocar 100 para itoa( 100 ... ) |
klauss | 0:4d17cd9c8f9d | 755 | build_generic_reply_package( buffer, orig, "486 Busy Here"); |
klauss | 0:4d17cd9c8f9d | 756 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 757 | } |
klauss | 0:4d17cd9c8f9d | 758 | char * Sip::build_reply_package( char * buffer, unsigned char * orig ){ |
klauss | 0:4d17cd9c8f9d | 759 | char to[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 760 | char from[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 761 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 762 | char cseq[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 763 | char via[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 764 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 765 | |
klauss | 0:4d17cd9c8f9d | 766 | if( decode_gettag( orig, "to: ", to ) == 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, "from: ", from ) == 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, "call-id: ", callid ) == 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, "cseq: ", cseq) == 0 ) { |
klauss | 0:4d17cd9c8f9d | 779 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 780 | return NULL; |
klauss | 0:4d17cd9c8f9d | 781 | } |
klauss | 0:4d17cd9c8f9d | 782 | if( decode_gettag( orig, "via: ", via) == 0 ) { |
klauss | 0:4d17cd9c8f9d | 783 | buffer[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 784 | return NULL; |
klauss | 0:4d17cd9c8f9d | 785 | } |
klauss | 0:4d17cd9c8f9d | 786 | |
klauss | 0:4d17cd9c8f9d | 787 | if (strlen(via) > 6) { |
klauss | 0:4d17cd9c8f9d | 788 | if (strcasecmp(";rport",via+strlen(via)-6)==0) { |
klauss | 0:4d17cd9c8f9d | 789 | via[strlen(via)-6] = 0; |
klauss | 0:4d17cd9c8f9d | 790 | } |
klauss | 0:4d17cd9c8f9d | 791 | } |
klauss | 0:4d17cd9c8f9d | 792 | fill_random(tag,18); |
klauss | 0:4d17cd9c8f9d | 793 | |
klauss | 0:4d17cd9c8f9d | 794 | strcpy( buffer, "SIP/2.0 200 OK\r\n" ); |
klauss | 0:4d17cd9c8f9d | 795 | strcat( buffer, "To: " ); |
klauss | 0:4d17cd9c8f9d | 796 | strcat( buffer, to ); |
klauss | 0:4d17cd9c8f9d | 797 | strcat( buffer, ";tag=" ); |
klauss | 0:4d17cd9c8f9d | 798 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 799 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 800 | |
klauss | 0:4d17cd9c8f9d | 801 | strcat( buffer, "From: " ); |
klauss | 0:4d17cd9c8f9d | 802 | strcat( buffer, from ); |
klauss | 0:4d17cd9c8f9d | 803 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 804 | |
klauss | 0:4d17cd9c8f9d | 805 | strcat( buffer, "Call-ID: " ); |
klauss | 0:4d17cd9c8f9d | 806 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 807 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 808 | |
klauss | 0:4d17cd9c8f9d | 809 | strcat( buffer, "CSeq: " ); |
klauss | 0:4d17cd9c8f9d | 810 | strcat( buffer, cseq ); |
klauss | 0:4d17cd9c8f9d | 811 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 812 | |
klauss | 0:4d17cd9c8f9d | 813 | strcat( buffer, "Via: " ); |
klauss | 0:4d17cd9c8f9d | 814 | strcat( buffer, via ); |
klauss | 0:4d17cd9c8f9d | 815 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 816 | |
klauss | 0:4d17cd9c8f9d | 817 | strcat( buffer, "Server: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 818 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 819 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 820 | strcat( buffer, "Content-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 821 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 822 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 823 | |
klauss | 0:4d17cd9c8f9d | 824 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 825 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 826 | } |
klauss | 0:4d17cd9c8f9d | 827 | char * Sip::fill_random16h(char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 828 | fill_random( buffer, 16 ); |
klauss | 0:4d17cd9c8f9d | 829 | buffer[ 7 ] = '-'; |
klauss | 0:4d17cd9c8f9d | 830 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 831 | } |
klauss | 0:4d17cd9c8f9d | 832 | |
klauss | 0:4d17cd9c8f9d | 833 | char * Sip::fill_random( char * buffer, int size ){ |
klauss | 0:4d17cd9c8f9d | 834 | static uint16_t seed = time( NULL ); |
klauss | 0:4d17cd9c8f9d | 835 | seed += 1; |
klauss | 0:4d17cd9c8f9d | 836 | srand( seed ); |
klauss | 0:4d17cd9c8f9d | 837 | |
klauss | 0:4d17cd9c8f9d | 838 | int i; |
klauss | 0:4d17cd9c8f9d | 839 | for (i=0; i<size; i++) { |
klauss | 0:4d17cd9c8f9d | 840 | buffer[ i ] = fill_random_aux[ rand() & 0x3f ]; |
klauss | 0:4d17cd9c8f9d | 841 | } |
klauss | 0:4d17cd9c8f9d | 842 | buffer[ size ] = 0; |
klauss | 0:4d17cd9c8f9d | 843 | return( buffer ); |
klauss | 0:4d17cd9c8f9d | 844 | } |
klauss | 0:4d17cd9c8f9d | 845 | |
klauss | 0:4d17cd9c8f9d | 846 | int Sip::get_cseq( void ){ |
klauss | 0:4d17cd9c8f9d | 847 | static unsigned int cseq = 0; |
klauss | 0:4d17cd9c8f9d | 848 | if( cseq == 0 ) { |
klauss | 0:4d17cd9c8f9d | 849 | /* initial value, random number */ |
klauss | 0:4d17cd9c8f9d | 850 | cseq = rand(); |
klauss | 0:4d17cd9c8f9d | 851 | cseq &= 0x7fff; |
klauss | 0:4d17cd9c8f9d | 852 | } |
klauss | 0:4d17cd9c8f9d | 853 | cseq++; |
klauss | 0:4d17cd9c8f9d | 854 | cseq &= 0x7fff; |
klauss | 0:4d17cd9c8f9d | 855 | if( cseq == 0 ) cseq++; |
klauss | 0:4d17cd9c8f9d | 856 | return cseq; |
klauss | 0:4d17cd9c8f9d | 857 | } |
klauss | 0:4d17cd9c8f9d | 858 | |
klauss | 0:4d17cd9c8f9d | 859 | char * Sip::decode_cseq( unsigned char * package, char * cseq ){ |
klauss | 0:4d17cd9c8f9d | 860 | char pkg[ 2048 ], cs[ 2048 ]; |
klauss | 0:4d17cd9c8f9d | 861 | if( decode_gettag( package, "cseq: ", pkg ) != 0) { |
klauss | 0:4d17cd9c8f9d | 862 | int i = 0; |
klauss | 0:4d17cd9c8f9d | 863 | strcpy( cs, pkg ); |
klauss | 0:4d17cd9c8f9d | 864 | while( ( cs[ i ] != 0 ) && ( cs[ i ] != ' ' ) ) i++; |
klauss | 0:4d17cd9c8f9d | 865 | cs[ i ] = 0; |
klauss | 0:4d17cd9c8f9d | 866 | strcpy( cseq, cs ); |
klauss | 0:4d17cd9c8f9d | 867 | } else { |
klauss | 0:4d17cd9c8f9d | 868 | cseq[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 869 | } |
klauss | 0:4d17cd9c8f9d | 870 | return( cseq ); |
klauss | 0:4d17cd9c8f9d | 871 | } |
klauss | 0:4d17cd9c8f9d | 872 | |
klauss | 0:4d17cd9c8f9d | 873 | char * Sip::decode_branch( unsigned char * package, char * branch ){ |
klauss | 0:4d17cd9c8f9d | 874 | char pkg[ 2048 ]; |
klauss | 0:4d17cd9c8f9d | 875 | if( decode_gettag( package, "branch=", pkg ) != 0 ) { |
klauss | 0:4d17cd9c8f9d | 876 | int i = 0; |
klauss | 0:4d17cd9c8f9d | 877 | strcpy( branch, pkg ); |
klauss | 0:4d17cd9c8f9d | 878 | while( ( branch[ i ] != 0 ) && ( branch[ i ] != ';' ) ) i++; |
klauss | 0:4d17cd9c8f9d | 879 | branch[ i ] = 0; |
klauss | 0:4d17cd9c8f9d | 880 | } else { |
klauss | 0:4d17cd9c8f9d | 881 | branch[ 0 ] = 0; |
klauss | 0:4d17cd9c8f9d | 882 | } |
klauss | 0:4d17cd9c8f9d | 883 | return( branch ); |
klauss | 0:4d17cd9c8f9d | 884 | } |
klauss | 0:4d17cd9c8f9d | 885 | int Sip::decode_gettag( unsigned char * package, char * tag, char * out ){ |
klauss | 0:4d17cd9c8f9d | 886 | int size, i, cmpsize; |
klauss | 0:4d17cd9c8f9d | 887 | cmpsize = strlen( tag ); |
klauss | 0:4d17cd9c8f9d | 888 | size = strlen( ( char * )package )-cmpsize; |
klauss | 0:4d17cd9c8f9d | 889 | for ( i=0; i<size; i++) { |
klauss | 0:4d17cd9c8f9d | 890 | if( strncasecmp( tag, (char*)package+i, cmpsize ) == 0) { |
klauss | 0:4d17cd9c8f9d | 891 | char * s; |
klauss | 0:4d17cd9c8f9d | 892 | s = (char*)package+i+cmpsize; |
klauss | 0:4d17cd9c8f9d | 893 | register int j = 0; |
klauss | 0:4d17cd9c8f9d | 894 | while ((s[ j ] != '\r') && (s[ j ] != '\n')) j++; |
klauss | 0:4d17cd9c8f9d | 895 | strncpy( out, s, j ); // copy string to output |
klauss | 0:4d17cd9c8f9d | 896 | out[ j ] = 0; // terminate string |
klauss | 0:4d17cd9c8f9d | 897 | return 1; // found |
klauss | 0:4d17cd9c8f9d | 898 | } |
klauss | 0:4d17cd9c8f9d | 899 | } |
klauss | 0:4d17cd9c8f9d | 900 | return 0; // not found |
klauss | 0:4d17cd9c8f9d | 901 | } |
klauss | 0:4d17cd9c8f9d | 902 | |
klauss | 0:4d17cd9c8f9d | 903 | int Sip::get_id( void ){ |
klauss | 0:4d17cd9c8f9d | 904 | return this->id; |
klauss | 0:4d17cd9c8f9d | 905 | } |
klauss | 0:4d17cd9c8f9d | 906 | int Sip::get_my_rtp_port( void ){ |
klauss | 0:4d17cd9c8f9d | 907 | return this->my_rtp_port; |
klauss | 0:4d17cd9c8f9d | 908 | } |
klauss | 0:4d17cd9c8f9d | 909 | inline int Sip::fill_random_rtp_port(){ |
klauss | 0:4d17cd9c8f9d | 910 | // o range [ 16384 - 32767 ] eh configuravel no server |
klauss | 0:4d17cd9c8f9d | 911 | return ( ( this->my_ext + 16384 ) > 32767 ) ? ( ( this->my_ext + 16384 ) % ( 32767 - 16384 ) + 16384 ) : this->my_ext + 16384; |
klauss | 0:4d17cd9c8f9d | 912 | } |
klauss | 0:4d17cd9c8f9d | 913 | |
klauss | 0:4d17cd9c8f9d | 914 | void Sip::change_sip_server(){ |
klauss | 0:4d17cd9c8f9d | 915 | // just in case sip server don't answer, invite another server |
klauss | 0:4d17cd9c8f9d | 916 | // mudar para os sets |
klauss | 0:4d17cd9c8f9d | 917 | set_server_ip( get_next_server_ip( this->buffer) ); |
klauss | 0:4d17cd9c8f9d | 918 | set_server_ext( get_next_server_ext() ); |
klauss | 0:4d17cd9c8f9d | 919 | set_server_port( get_next_server_port() ); |
klauss | 0:4d17cd9c8f9d | 920 | registry(); |
klauss | 0:4d17cd9c8f9d | 921 | } |
klauss | 0:4d17cd9c8f9d | 922 | |
klauss | 0:4d17cd9c8f9d | 923 | char * Sip::get_next_server_ip( char * server_ip ){ |
klauss | 0:4d17cd9c8f9d | 924 | strcpy( server_ip, this->server_ip ); |
klauss | 0:4d17cd9c8f9d | 925 | return server_ip; |
klauss | 0:4d17cd9c8f9d | 926 | } |
klauss | 0:4d17cd9c8f9d | 927 | int Sip::get_next_server_port(){ |
klauss | 0:4d17cd9c8f9d | 928 | return this->server_port; |
klauss | 0:4d17cd9c8f9d | 929 | } |
klauss | 0:4d17cd9c8f9d | 930 | int Sip::get_next_server_ext(){ |
klauss | 0:4d17cd9c8f9d | 931 | return this->peer_ext; |
klauss | 0:4d17cd9c8f9d | 932 | } |
klauss | 0:4d17cd9c8f9d | 933 | void Sip::set_server_port( int new_server_port ){ |
klauss | 0:4d17cd9c8f9d | 934 | this->server_port = new_server_port; |
klauss | 0:4d17cd9c8f9d | 935 | } |
klauss | 0:4d17cd9c8f9d | 936 | void Sip::set_server_ext( int new_server_ext ){ |
klauss | 0:4d17cd9c8f9d | 937 | this->peer_ext = new_server_ext; |
klauss | 0:4d17cd9c8f9d | 938 | } |
klauss | 0:4d17cd9c8f9d | 939 | void Sip::set_server_ip( char * new_server_ip ){ |
klauss | 0:4d17cd9c8f9d | 940 | strcpy( this->server_ip, new_server_ip ); |
klauss | 0:4d17cd9c8f9d | 941 | this->server_ip[19] = 0; |
klauss | 0:4d17cd9c8f9d | 942 | } |
klauss | 0:4d17cd9c8f9d | 943 | |
klauss | 0:4d17cd9c8f9d | 944 | /* Retorna |
klauss | 0:4d17cd9c8f9d | 945 | = 0 :: ok |
klauss | 0:4d17cd9c8f9d | 946 | < 0 :: tive problemas |
klauss | 0:4d17cd9c8f9d | 947 | > 0 :: devo remover essa call do vetor de calls |
klauss | 0:4d17cd9c8f9d | 948 | */ |
klauss | 0:4d17cd9c8f9d | 949 | int Sip::listen_SIP_server( void ){ |
klauss | 0:4d17cd9c8f9d | 950 | sock.set_blocking( false, 3 ); // verificar isso com mais cuidado depois |
klauss | 0:4d17cd9c8f9d | 951 | uint8_t read = sock.receiveFrom( sip_server, this->buffer, sizeof( this->buffer ) ); |
klauss | 0:4d17cd9c8f9d | 952 | if( read > 0 ){ |
klauss | 0:4d17cd9c8f9d | 953 | debug_msg( "-- SIP recebeu algo --" ); |
klauss | 0:4d17cd9c8f9d | 954 | if( !( strncasecmp( buffer, "bye", strlen("bye") ) ) ){ |
klauss | 0:4d17cd9c8f9d | 955 | char ans[ 2000 ]; |
klauss | 0:4d17cd9c8f9d | 956 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 0:4d17cd9c8f9d | 957 | sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 0:4d17cd9c8f9d | 958 | |
klauss | 0:4d17cd9c8f9d | 959 | debug_msg(" Server request BYE to %d ext", my_ext ); |
klauss | 0:4d17cd9c8f9d | 960 | return( this->my_ext ); |
klauss | 0:4d17cd9c8f9d | 961 | }else if( !( strncasecmp( buffer, "options", strlen("options") ) ) ){ |
klauss | 0:4d17cd9c8f9d | 962 | char ans[ 2000 ]; |
klauss | 0:4d17cd9c8f9d | 963 | debug_msg(" Options received "); |
klauss | 0:4d17cd9c8f9d | 964 | build_reply_package( ans, (unsigned char*)buffer ); |
klauss | 0:4d17cd9c8f9d | 965 | sock.sendTo( sip_server, ans, sizeof( ans ) ); |
klauss | 0:4d17cd9c8f9d | 966 | } |
klauss | 0:4d17cd9c8f9d | 967 | } |
klauss | 0:4d17cd9c8f9d | 968 | return( 0 ); |
klauss | 0:4d17cd9c8f9d | 969 | } |
klauss | 0:4d17cd9c8f9d | 970 | |
klauss | 0:4d17cd9c8f9d | 971 | void Sip::set_ext( int ext ){ |
klauss | 0:4d17cd9c8f9d | 972 | my_ext = ext; |
klauss | 0:4d17cd9c8f9d | 973 | } |
klauss | 0:4d17cd9c8f9d | 974 | |
klauss | 0:4d17cd9c8f9d | 975 | void Sip::set_port( int port ){ |
klauss | 0:4d17cd9c8f9d | 976 | my_port = port; |
klauss | 0:4d17cd9c8f9d | 977 | } |
klauss | 0:4d17cd9c8f9d | 978 | |
klauss | 0:4d17cd9c8f9d | 979 | void Sip::send_bye( void ){ |
klauss | 0:4d17cd9c8f9d | 980 | build_bye_package( this->buffer ); |
klauss | 0:4d17cd9c8f9d | 981 | sock.sendTo( sip_server, build_bye_package( this->buffer ), sizeof( this->buffer ) ); |
klauss | 0:4d17cd9c8f9d | 982 | } |
klauss | 0:4d17cd9c8f9d | 983 | |
klauss | 0:4d17cd9c8f9d | 984 | void Sip::send_unregistry_pkg(){ |
klauss | 0:4d17cd9c8f9d | 985 | build_unregistry_package( this->buffer ); |
klauss | 0:4d17cd9c8f9d | 986 | for( register int i = 0; i < 7; i++ ) |
klauss | 0:4d17cd9c8f9d | 987 | sock.sendTo( sip_server, build_bye_package( this->buffer ), sizeof( this->buffer ) ); |
klauss | 0:4d17cd9c8f9d | 988 | } |
klauss | 0:4d17cd9c8f9d | 989 | |
klauss | 0:4d17cd9c8f9d | 990 | char * Sip::build_unregistry_package( char * buffer ){ |
klauss | 0:4d17cd9c8f9d | 991 | char branch[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 992 | char tag[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 993 | char callid[ SIP_MAXFIELDSIZE ]; |
klauss | 0:4d17cd9c8f9d | 994 | fill_random16h( branch ); |
klauss | 0:4d17cd9c8f9d | 995 | fill_random( tag, 18 ); |
klauss | 0:4d17cd9c8f9d | 996 | fill_random16h( callid ); |
klauss | 0:4d17cd9c8f9d | 997 | char itoa_buffer[ 65 ]; |
klauss | 0:4d17cd9c8f9d | 998 | strcpy( buffer, "REGISTER sip:" ); |
klauss | 0:4d17cd9c8f9d | 999 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1000 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1001 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1002 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1003 | strcat( buffer, " SIP/2.0\r\nVia: SIP/2.0/UDP " ); |
klauss | 0:4d17cd9c8f9d | 1004 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 1005 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1006 | itoa( my_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1007 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1008 | strcat( buffer, ";branch=" ); |
klauss | 0:4d17cd9c8f9d | 1009 | strcat( buffer, branch ); |
klauss | 0:4d17cd9c8f9d | 1010 | strcat( buffer, "\r\nFrom: " ); |
klauss | 0:4d17cd9c8f9d | 1011 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1012 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1013 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1014 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1015 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1016 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1017 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1018 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1019 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1020 | strcat( buffer, ">;tag=" ); |
klauss | 0:4d17cd9c8f9d | 1021 | strcat( buffer, tag ); |
klauss | 0:4d17cd9c8f9d | 1022 | strcat( buffer, "\r\nTo: " ); |
klauss | 0:4d17cd9c8f9d | 1023 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1024 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1025 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1026 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1027 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1028 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1029 | strcat( buffer, server_ip ); |
klauss | 0:4d17cd9c8f9d | 1030 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1031 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1032 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1033 | strcat( buffer, ">\r\nCall-ID: " ); |
klauss | 0:4d17cd9c8f9d | 1034 | strcat( buffer, callid ); |
klauss | 0:4d17cd9c8f9d | 1035 | strcat( buffer, "\r\nCSeq: " ); |
klauss | 0:4d17cd9c8f9d | 1036 | itoa( get_cseq(), itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1037 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1038 | strcat( buffer, " REGISTER\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1039 | strcat( buffer, "Max-Forwards: " ); |
klauss | 0:4d17cd9c8f9d | 1040 | itoa( 70, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1041 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1042 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1043 | |
klauss | 0:4d17cd9c8f9d | 1044 | strcat( buffer, "Contact: " ); |
klauss | 0:4d17cd9c8f9d | 1045 | itoa( my_ext, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1046 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1047 | strcat( buffer, " <sip:" ); |
klauss | 0:4d17cd9c8f9d | 1048 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1049 | strcat( buffer, "@" ); |
klauss | 0:4d17cd9c8f9d | 1050 | strcat( buffer, my_ip ); |
klauss | 0:4d17cd9c8f9d | 1051 | strcat( buffer, ":" ); |
klauss | 0:4d17cd9c8f9d | 1052 | itoa( server_port, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1053 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1054 | strcat( buffer, ">;expires=0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1055 | /* |
klauss | 0:4d17cd9c8f9d | 1056 | strcat( buffer, ">;expires=" ); |
klauss | 0:4d17cd9c8f9d | 1057 | itoa( 0, itoa_buffer, 10 ); |
klauss | 0:4d17cd9c8f9d | 1058 | strcat( buffer, itoa_buffer ); |
klauss | 0:4d17cd9c8f9d | 1059 | strcat( buffer, "\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1060 | */ |
klauss | 0:4d17cd9c8f9d | 1061 | |
klauss | 0:4d17cd9c8f9d | 1062 | strcat( buffer, "User-Agent: VZtech/pabxdriver-" ); |
klauss | 0:4d17cd9c8f9d | 1063 | strcat( buffer, SVNREV ); |
klauss | 0:4d17cd9c8f9d | 1064 | strcat( buffer, "\r\nContent-Length: 0\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1065 | strcat( buffer, SIP_ALLOW ); |
klauss | 0:4d17cd9c8f9d | 1066 | strcat( buffer, "\r\n\r\n" ); |
klauss | 0:4d17cd9c8f9d | 1067 | buffer[ SIP_MAXMSGSIZE - 1 ] = 0; |
klauss | 0:4d17cd9c8f9d | 1068 | return buffer; |
klauss | 0:4d17cd9c8f9d | 1069 | } |