#include "asterisk.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/socket.h>
#include <errno.h>
#include <fcntl.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <sys/signal.h>
#include <iksemel.h>
#include <pthread.h>
#include "asterisk/lock.h"
#include "asterisk/channel.h"
#include "asterisk/config.h"
#include "asterisk/logger.h"
#include "asterisk/module.h"
#include "asterisk/pbx.h"
#include "asterisk/options.h"
#include "asterisk/sched.h"
#include "asterisk/io.h"
#include "asterisk/rtp.h"
#include "asterisk/acl.h"
#include "asterisk/callerid.h"
#include "asterisk/file.h"
#include "asterisk/cli.h"
#include "asterisk/app.h"
#include "asterisk/musiconhold.h"
#include "asterisk/manager.h"
#include "asterisk/stringfields.h"
#include "asterisk/utils.h"
#include "asterisk/causes.h"
#include "asterisk/astobj.h"
#include "asterisk/abstract_jb.h"
#include "asterisk/jabber.h"
Go to the source code of this file.
Data Structures | |
struct | gtalk |
struct | gtalk_candidate |
struct | gtalk_container |
struct | gtalk_pvt |
Defines | |
#define | FORMAT "%-30.30s %-30.30s %-15.15s %-5.5s %-5.5s \n" |
#define | GOOGLE_CONFIG "gtalk.conf" |
#define | GOOGLE_NS "http://www.google.com/session" |
Enumerations | |
enum | gtalk_connect_type { AJI_CONNECT_STUN = 1, AJI_CONNECT_LOCAL = 2, AJI_CONNECT_RELAY = 3 } |
enum | gtalk_protocol { AJI_PROTOCOL_UDP = 1, AJI_PROTOCOL_SSLTCP = 2 } |
Functions | |
static int | add_codec_to_answer (const struct gtalk_pvt *p, int codec, iks *dcodecs) |
AST_MODULE_INFO (ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT,"Gtalk Channel Driver",.load=load_module,.unload=unload_module,.reload=reload,) | |
AST_MUTEX_DEFINE_STATIC (gtalklock) | |
static struct gtalk * | find_gtalk (char *name, char *connection) |
static int | gtalk_action (struct gtalk *client, struct gtalk_pvt *p, const char *action) |
static int | gtalk_add_candidate (struct gtalk *client, ikspak *pak) |
static struct gtalk_pvt * | gtalk_alloc (struct gtalk *client, const char *us, const char *them, const char *sid) |
static int | gtalk_answer (struct ast_channel *ast) |
static int | gtalk_call (struct ast_channel *ast, char *dest, int timeout) |
Initiate new call, part of PBX interface dest is the dial string. | |
static int | gtalk_create_candidates (struct gtalk *client, struct gtalk_pvt *p, char *sid, char *from, char *to) |
static int | gtalk_create_member (char *label, struct ast_variable *var, int allowguest, struct ast_codec_pref prefs, char *context, struct gtalk *member) |
static int | gtalk_digit (struct ast_channel *ast, char digit, unsigned int duration) |
static int | gtalk_digit_begin (struct ast_channel *ast, char digit) |
static int | gtalk_digit_end (struct ast_channel *ast, char digit, unsigned int duration) |
static int | gtalk_do_reload (int fd, int argc, char **argv) |
CLI command "gtalk show channels". | |
static int | gtalk_fixup (struct ast_channel *oldchan, struct ast_channel *newchan) |
static void | gtalk_free_candidates (struct gtalk_candidate *candidate) |
static void | gtalk_free_pvt (struct gtalk *client, struct gtalk_pvt *p) |
static int | gtalk_get_codec (struct ast_channel *chan) |
static enum ast_rtp_get_result | gtalk_get_rtp_peer (struct ast_channel *chan, struct ast_rtp **rtp) |
static int | gtalk_handle_dtmf (struct gtalk *client, ikspak *pak) |
static int | gtalk_hangup (struct ast_channel *ast) |
Hangup a call through the gtalk proxy channel. | |
static int | gtalk_hangup_farend (struct gtalk *client, ikspak *pak) |
static int | gtalk_indicate (struct ast_channel *ast, int condition, const void *data, size_t datalen) |
static int | gtalk_invite (struct gtalk_pvt *p, char *to, char *from, char *sid, int initiator) |
static int | gtalk_invite_response (struct gtalk_pvt *p, char *to, char *from, char *sid, int initiator) |
static int | gtalk_is_accepted (struct gtalk *client, ikspak *pak) |
static int | gtalk_is_answered (struct gtalk *client, ikspak *pak) |
static int | gtalk_load_config (void) |
static void | gtalk_member_destroy (struct gtalk *obj) |
static struct ast_channel * | gtalk_new (struct gtalk *client, struct gtalk_pvt *i, int state, const char *title) |
Start new gtalk channel. | |
static int | gtalk_newcall (struct gtalk *client, ikspak *pak) |
static int | gtalk_parser (void *data, ikspak *pak) |
static struct ast_frame * | gtalk_read (struct ast_channel *ast) |
static struct ast_channel * | gtalk_request (const char *type, int format, void *data, int *cause) |
Part of PBX interface. | |
static int | gtalk_response (struct gtalk *client, char *from, ikspak *pak, const char *reasonstr, const char *reasonstr2) |
static int | gtalk_ringing_ack (void *data, ikspak *pak) |
static struct ast_frame * | gtalk_rtp_read (struct ast_channel *ast, struct gtalk_pvt *p) |
static int | gtalk_sendhtml (struct ast_channel *ast, int subclass, const char *data, int datalen) |
static int | gtalk_set_rtp_peer (struct ast_channel *chan, struct ast_rtp *rtp, struct ast_rtp *vrtp, int codecs, int nat_active) |
static int | gtalk_show_channels (int fd, int argc, char **argv) |
CLI command "gtalk show channels". | |
static int | gtalk_update_stun (struct gtalk *client, struct gtalk_pvt *p) |
static int | gtalk_write (struct ast_channel *ast, struct ast_frame *frame) |
Send frame to media channel (rtp). | |
static int | load_module (void) |
Load module into PBX, register channel. | |
static int | reload (void) |
Reload module. | |
static int | unload_module (void) |
Unload the gtalk channel from Asterisk. | |
Variables | |
static struct in_addr | __ourip |
static struct sockaddr_in | bindaddr = { 0, } |
static struct ast_jb_conf | default_jbconf |
static const char | desc [] = "Gtalk Channel" |
static char | externip [16] |
static int | global_capability = AST_FORMAT_ULAW | AST_FORMAT_ALAW | AST_FORMAT_GSM | AST_FORMAT_H263 |
static struct ast_jb_conf | global_jbconf |
static struct ast_cli_entry | gtalk_cli [] |
static struct gtalk_container | gtalk_list |
static struct ast_rtp_protocol | gtalk_rtp |
RTP driver interface. | |
static struct ast_channel_tech | gtalk_tech |
PBX interface structure for channel registration. | |
static struct io_context * | io |
static char | reload_usage [] |
static struct sched_context * | sched |
static char | show_channels_usage [] |
Definition in file chan_gtalk.c.
#define FORMAT "%-30.30s %-30.30s %-15.15s %-5.5s %-5.5s \n" |
#define GOOGLE_CONFIG "gtalk.conf" |
#define GOOGLE_NS "http://www.google.com/session" |
Definition at line 85 of file chan_gtalk.c.
enum gtalk_connect_type |
Definition at line 103 of file chan_gtalk.c.
00103 { 00104 AJI_CONNECT_STUN = 1, 00105 AJI_CONNECT_LOCAL = 2, 00106 AJI_CONNECT_RELAY = 3, 00107 };
enum gtalk_protocol |
Definition at line 98 of file chan_gtalk.c.
00098 { 00099 AJI_PROTOCOL_UDP = 1, 00100 AJI_PROTOCOL_SSLTCP = 2, 00101 };
static int add_codec_to_answer | ( | const struct gtalk_pvt * | p, | |
int | codec, | |||
iks * | dcodecs | |||
) | [static] |
Definition at line 297 of file chan_gtalk.c.
References ast_getformatname(), ast_log(), ast_rtp_lookup_code(), format, LOG_WARNING, gtalk::p, and gtalk_pvt::rtp.
Referenced by gtalk_invite().
00298 { 00299 int res = 0; 00300 char *format = ast_getformatname(codec); 00301 00302 if (!strcasecmp("ulaw", format)) { 00303 iks *payload_eg711u, *payload_pcmu; 00304 payload_pcmu = iks_new("payload-type"); 00305 payload_eg711u = iks_new("payload-type"); 00306 00307 if(!payload_eg711u || !payload_pcmu) { 00308 if(payload_pcmu) 00309 iks_delete(payload_pcmu); 00310 if(payload_eg711u) 00311 iks_delete(payload_eg711u); 00312 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00313 return -1; 00314 } 00315 iks_insert_attrib(payload_pcmu, "id", "0"); 00316 iks_insert_attrib(payload_pcmu, "name", "PCMU"); 00317 iks_insert_attrib(payload_pcmu, "clockrate","8000"); 00318 iks_insert_attrib(payload_pcmu, "bitrate","64000"); 00319 iks_insert_attrib(payload_eg711u, "id", "100"); 00320 iks_insert_attrib(payload_eg711u, "name", "EG711U"); 00321 iks_insert_attrib(payload_eg711u, "clockrate","8000"); 00322 iks_insert_attrib(payload_eg711u, "bitrate","64000"); 00323 iks_insert_node(dcodecs, payload_pcmu); 00324 iks_insert_node(dcodecs, payload_eg711u); 00325 res ++; 00326 } 00327 if (!strcasecmp("alaw", format)) { 00328 iks *payload_eg711a, *payload_pcma; 00329 payload_pcma = iks_new("payload-type"); 00330 payload_eg711a = iks_new("payload-type"); 00331 if(!payload_eg711a || !payload_pcma) { 00332 if(payload_eg711a) 00333 iks_delete(payload_eg711a); 00334 if(payload_pcma) 00335 iks_delete(payload_pcma); 00336 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00337 return -1; 00338 } 00339 iks_insert_attrib(payload_pcma, "id", "8"); 00340 iks_insert_attrib(payload_pcma, "name", "PCMA"); 00341 iks_insert_attrib(payload_pcma, "clockrate","8000"); 00342 iks_insert_attrib(payload_pcma, "bitrate","64000"); 00343 payload_eg711a = iks_new("payload-type"); 00344 iks_insert_attrib(payload_eg711a, "id", "101"); 00345 iks_insert_attrib(payload_eg711a, "name", "EG711A"); 00346 iks_insert_attrib(payload_eg711a, "clockrate","8000"); 00347 iks_insert_attrib(payload_eg711a, "bitrate","64000"); 00348 iks_insert_node(dcodecs, payload_pcma); 00349 iks_insert_node(dcodecs, payload_eg711a); 00350 res ++; 00351 } 00352 if (!strcasecmp("ilbc", format)) { 00353 iks *payload_ilbc = iks_new("payload-type"); 00354 if(!payload_ilbc) { 00355 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00356 return -1; 00357 } 00358 iks_insert_attrib(payload_ilbc, "id", "97"); 00359 iks_insert_attrib(payload_ilbc, "name", "iLBC"); 00360 iks_insert_attrib(payload_ilbc, "clockrate","8000"); 00361 iks_insert_attrib(payload_ilbc, "bitrate","13300"); 00362 iks_insert_node(dcodecs, payload_ilbc); 00363 res ++; 00364 } 00365 if (!strcasecmp("g723", format)) { 00366 iks *payload_g723 = iks_new("payload-type"); 00367 if(!payload_g723) { 00368 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00369 return -1; 00370 } 00371 iks_insert_attrib(payload_g723, "id", "4"); 00372 iks_insert_attrib(payload_g723, "name", "G723"); 00373 iks_insert_attrib(payload_g723, "clockrate","8000"); 00374 iks_insert_attrib(payload_g723, "bitrate","6300"); 00375 iks_insert_node(dcodecs, payload_g723); 00376 res ++; 00377 } 00378 if (!strcasecmp("speex", format)) { 00379 iks *payload_speex = iks_new("payload-type"); 00380 if(!payload_speex) { 00381 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00382 return -1; 00383 } 00384 iks_insert_attrib(payload_speex, "id", "110"); 00385 iks_insert_attrib(payload_speex, "name", "speex"); 00386 iks_insert_attrib(payload_speex, "clockrate","8000"); 00387 iks_insert_attrib(payload_speex, "bitrate","11000"); 00388 iks_insert_node(dcodecs, payload_speex); 00389 res++; 00390 } 00391 if (!strcasecmp("gsm", format)) { 00392 iks *payload_gsm = iks_new("payload-type"); 00393 if(!payload_gsm) { 00394 ast_log(LOG_WARNING,"Failed to allocate iks node"); 00395 return -1; 00396 } 00397 iks_insert_attrib(payload_gsm, "id", "103"); 00398 iks_insert_attrib(payload_gsm, "name", "gsm"); 00399 iks_insert_node(dcodecs, payload_gsm); 00400 res++; 00401 } 00402 ast_rtp_lookup_code(p->rtp, 1, codec); 00403 return res; 00404 }
AST_MODULE_INFO | ( | ASTERISK_GPL_KEY | , | |
AST_MODFLAG_DEFAULT | , | |||
"Gtalk Channel Driver" | , | |||
. | load = load_module , |
|||
. | unload = unload_module , |
|||
. | reload = reload | |||
) |
AST_MUTEX_DEFINE_STATIC | ( | gtalklock | ) |
Protect the interface list (of gtalk_pvt's)
static struct gtalk* find_gtalk | ( | char * | name, | |
char * | connection | |||
) | [static] |
Definition at line 265 of file chan_gtalk.c.
References ast_strdupa, ast_verbose(), ASTOBJ_CONTAINER_FIND, ASTOBJ_CONTAINER_FIND_FULL, ASTOBJ_CONTAINER_TRAVERSE, ASTOBJ_RDLOCK, ASTOBJ_UNLOCK, gtalk_list, s, strsep(), and gtalk::user.
Referenced by gtalk_request().
00266 { 00267 struct gtalk *gtalk = NULL; 00268 char *domain = NULL , *s = NULL; 00269 00270 if(strchr(connection, '@')) { 00271 s = ast_strdupa(connection); 00272 domain = strsep(&s, "@"); 00273 ast_verbose("OOOOH domain = %s\n", domain); 00274 } 00275 gtalk = ASTOBJ_CONTAINER_FIND(>alk_list, name); 00276 if (!gtalk && strchr(name, '@')) 00277 gtalk = ASTOBJ_CONTAINER_FIND_FULL(>alk_list, name, user,,, strcasecmp); 00278 00279 if (!gtalk) { 00280 /* guest call */ 00281 ASTOBJ_CONTAINER_TRAVERSE(>alk_list, 1, { 00282 ASTOBJ_RDLOCK(iterator); 00283 if (!strcasecmp(iterator->name, "guest")) { 00284 gtalk = iterator; 00285 } 00286 ASTOBJ_UNLOCK(iterator); 00287 00288 if (gtalk) 00289 break; 00290 }); 00291 00292 } 00293 return gtalk; 00294 }
static int gtalk_action | ( | struct gtalk * | client, | |
struct gtalk_pvt * | p, | |||
const char * | action | |||
) | [static] |
Definition at line 1073 of file chan_gtalk.c.
References ast_aji_increment_mid(), gtalk::connection, gtalk_pvt::initiator, aji_client::mid, aji_client::p, gtalk_pvt::sid, gtalk_pvt::them, and gtalk_pvt::us.
Referenced by gtalk_hangup(), and gtalk_newcall().
01074 { 01075 iks *request, *session = NULL; 01076 int res = -1; 01077 01078 request = iks_new("iq"); 01079 if (request) { 01080 iks_insert_attrib(request, "type", "set"); 01081 iks_insert_attrib(request, "from", p->us); 01082 iks_insert_attrib(request, "to", p->them); 01083 iks_insert_attrib(request, "id", client->connection->mid); 01084 ast_aji_increment_mid(client->connection->mid); 01085 session = iks_new("session"); 01086 if (session) { 01087 iks_insert_attrib(session, "type", action); 01088 iks_insert_attrib(session, "id", p->sid); 01089 iks_insert_attrib(session, "initiator", p->initiator ? p->us : p->them); 01090 iks_insert_attrib(session, "xmlns", "http://www.google.com/session"); 01091 iks_insert_node(request, session); 01092 iks_send(client->connection->p, request); 01093 iks_delete(session); 01094 res = 0; 01095 } 01096 iks_delete(request); 01097 } 01098 return res; 01099 }
static int gtalk_add_candidate | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 1287 of file chan_gtalk.c.
References AJI_CONNECT_LOCAL, AJI_CONNECT_RELAY, AJI_CONNECT_STUN, AJI_PROTOCOL_SSLTCP, AJI_PROTOCOL_UDP, ast_calloc, gtalk::connection, gtalk_update_stun(), aji_client::jid, gtalk_pvt::laststun, gtalk_pvt::next, aji_client::p, gtalk::p, gtalk_pvt::parent, gtalk_candidate::receipt, and gtalk_pvt::theircandidates.
Referenced by gtalk_parser().
01288 { 01289 struct gtalk_pvt *p = NULL, *tmp = NULL; 01290 struct aji_client *c = client->connection; 01291 struct gtalk_candidate *newcandidate = NULL; 01292 iks *traversenodes = NULL, *receipt = NULL; 01293 char *from; 01294 01295 from = iks_find_attrib(pak->x,"to"); 01296 if(!from) 01297 from = c->jid->full; 01298 01299 for (tmp = client->p; tmp; tmp = tmp->next) { 01300 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid)) { 01301 p = tmp; 01302 break; 01303 } 01304 } 01305 01306 if (!p) 01307 return -1; 01308 01309 traversenodes = pak->query; 01310 while(traversenodes) { 01311 if(!strcasecmp(iks_name(traversenodes), "session")) { 01312 traversenodes = iks_child(traversenodes); 01313 continue; 01314 } 01315 if(!strcasecmp(iks_name(traversenodes), "transport")) { 01316 traversenodes = iks_child(traversenodes); 01317 continue; 01318 } 01319 if(!strcasecmp(iks_name(traversenodes), "candidate")) { 01320 newcandidate = ast_calloc(1, sizeof(*newcandidate)); 01321 if (!newcandidate) 01322 return 0; 01323 ast_copy_string(newcandidate->name, iks_find_attrib(traversenodes, "name"), 01324 sizeof(newcandidate->name)); 01325 ast_copy_string(newcandidate->ip, iks_find_attrib(traversenodes, "address"), 01326 sizeof(newcandidate->ip)); 01327 newcandidate->port = atoi(iks_find_attrib(traversenodes, "port")); 01328 ast_copy_string(newcandidate->username, iks_find_attrib(traversenodes, "username"), 01329 sizeof(newcandidate->username)); 01330 ast_copy_string(newcandidate->password, iks_find_attrib(traversenodes, "password"), 01331 sizeof(newcandidate->password)); 01332 newcandidate->preference = atof(iks_find_attrib(traversenodes, "preference")); 01333 if (!strcasecmp(iks_find_attrib(traversenodes, "protocol"), "udp")) 01334 newcandidate->protocol = AJI_PROTOCOL_UDP; 01335 if (!strcasecmp(iks_find_attrib(traversenodes, "protocol"), "ssltcp")) 01336 newcandidate->protocol = AJI_PROTOCOL_SSLTCP; 01337 01338 if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "stun")) 01339 newcandidate->type = AJI_CONNECT_STUN; 01340 if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "local")) 01341 newcandidate->type = AJI_CONNECT_LOCAL; 01342 if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "relay")) 01343 newcandidate->type = AJI_CONNECT_RELAY; 01344 ast_copy_string(newcandidate->network, iks_find_attrib(traversenodes, "network"), 01345 sizeof(newcandidate->network)); 01346 newcandidate->generation = atoi(iks_find_attrib(traversenodes, "generation")); 01347 newcandidate->next = NULL; 01348 01349 newcandidate->next = p->theircandidates; 01350 p->theircandidates = newcandidate; 01351 p->laststun = 0; 01352 gtalk_update_stun(p->parent, p); 01353 newcandidate = NULL; 01354 } 01355 traversenodes = iks_next(traversenodes); 01356 } 01357 01358 receipt = iks_new("iq"); 01359 iks_insert_attrib(receipt, "type", "result"); 01360 iks_insert_attrib(receipt, "from", from); 01361 iks_insert_attrib(receipt, "to", iks_find_attrib(pak->x, "from")); 01362 iks_insert_attrib(receipt, "id", iks_find_attrib(pak->x, "id")); 01363 iks_send(c->p, receipt); 01364 iks_delete(receipt); 01365 01366 return 1; 01367 }
static struct gtalk_pvt * gtalk_alloc | ( | struct gtalk * | client, | |
const char * | us, | |||
const char * | them, | |||
const char * | sid | |||
) | [static] |
Definition at line 916 of file chan_gtalk.c.
References ast_calloc, ast_log(), ast_mutex_init(), ast_mutex_lock(), ast_mutex_unlock(), ast_random(), ast_rtp_new_with_bindaddr(), ast_rtp_pt_clear(), ast_strdupa, ASTOBJ_CONTAINER_FIND, bindaddr, aji_client::buddies, gtalk::buddy, aji_resource::cap, gtalk::capability, gtalk::connection, exten, free, global_capability, io, aji_version::jingle, LOG_DEBUG, LOG_ERROR, LOG_WARNING, aji_resource::next, option_debug, gtalk::p, aji_resource::resource, aji_buddy::resources, and strsep().
Referenced by gtalk_newcall(), and gtalk_request().
00917 { 00918 struct gtalk_pvt *tmp = NULL; 00919 struct aji_resource *resources = NULL; 00920 struct aji_buddy *buddy; 00921 char idroster[200]; 00922 char *data, *exten = NULL; 00923 00924 if (option_debug) 00925 ast_log(LOG_DEBUG, "The client is %s for alloc\n", client->name); 00926 if (!sid && !strchr(them, '/')) { /* I started call! */ 00927 if (!strcasecmp(client->name, "guest")) { 00928 buddy = ASTOBJ_CONTAINER_FIND(&client->connection->buddies, them); 00929 if (buddy) 00930 resources = buddy->resources; 00931 } else if (client->buddy) 00932 resources = client->buddy->resources; 00933 while (resources) { 00934 if (resources->cap->jingle) { 00935 break; 00936 } 00937 resources = resources->next; 00938 } 00939 if (resources) 00940 snprintf(idroster, sizeof(idroster), "%s/%s", them, resources->resource); 00941 else { 00942 ast_log(LOG_ERROR, "no gtalk capable clients to talk to.\n"); 00943 return NULL; 00944 } 00945 } 00946 if (!(tmp = ast_calloc(1, sizeof(*tmp)))) { 00947 return NULL; 00948 } 00949 if (sid) { 00950 ast_copy_string(tmp->sid, sid, sizeof(tmp->sid)); 00951 ast_copy_string(tmp->them, them, sizeof(tmp->them)); 00952 ast_copy_string(tmp->us, us, sizeof(tmp->us)); 00953 } else { 00954 snprintf(tmp->sid, sizeof(tmp->sid), "%08lx%08lx", ast_random(), ast_random()); 00955 ast_copy_string(tmp->them, idroster, sizeof(tmp->them)); 00956 ast_copy_string(tmp->us, us, sizeof(tmp->us)); 00957 tmp->initiator = 1; 00958 } 00959 /* clear codecs */ 00960 tmp->rtp = ast_rtp_new_with_bindaddr(sched, io, 1, 0, bindaddr.sin_addr); 00961 ast_rtp_pt_clear(tmp->rtp); 00962 00963 /* add user configured codec capabilites */ 00964 if (client->capability) 00965 tmp->capability = client->capability; 00966 else if (global_capability) 00967 tmp->capability = global_capability; 00968 00969 tmp->parent = client; 00970 if (!tmp->rtp) { 00971 ast_log(LOG_WARNING, "Out of RTP sessions?\n"); 00972 free(tmp); 00973 return NULL; 00974 } 00975 00976 /* Set CALLERID(name) to the full JID of the remote peer */ 00977 ast_copy_string(tmp->cid_name, tmp->them, sizeof(tmp->cid_name)); 00978 00979 if(strchr(tmp->us, '/')) { 00980 data = ast_strdupa(tmp->us); 00981 exten = strsep(&data, "/"); 00982 } else 00983 exten = tmp->us; 00984 ast_copy_string(tmp->exten, exten, sizeof(tmp->exten)); 00985 ast_mutex_init(&tmp->lock); 00986 ast_mutex_lock(>alklock); 00987 tmp->next = client->p; 00988 client->p = tmp; 00989 ast_mutex_unlock(>alklock); 00990 return tmp; 00991 }
static int gtalk_answer | ( | struct ast_channel * | ast | ) | [static] |
Definition at line 529 of file chan_gtalk.c.
References ast_log(), ast_mutex_lock(), ast_mutex_unlock(), gtalk_invite(), gtalk_pvt::lock, LOG_DEBUG, option_debug, gtalk_pvt::sid, ast_channel::tech_pvt, gtalk_pvt::them, and gtalk_pvt::us.
00530 { 00531 struct gtalk_pvt *p = ast->tech_pvt; 00532 int res = 0; 00533 00534 if (option_debug) 00535 ast_log(LOG_DEBUG, "Answer!\n"); 00536 ast_mutex_lock(&p->lock); 00537 gtalk_invite(p, p->them, p->us,p->sid, 0); 00538 ast_mutex_unlock(&p->lock); 00539 return res; 00540 }
static int gtalk_call | ( | struct ast_channel * | ast, | |
char * | dest, | |||
int | timeout | |||
) | [static] |
Initiate new call, part of PBX interface dest is the dial string.
Definition at line 1572 of file chan_gtalk.c.
References ast_channel::_state, ast_log(), ast_setstate(), AST_STATE_DOWN, AST_STATE_RESERVED, AST_STATE_RING, gtalk::connection, aji_client::f, gtalk_create_candidates(), gtalk_invite(), gtalk_ringing_ack(), LOG_WARNING, aji_client::mid, gtalk_pvt::parent, gtalk_pvt::ring, gtalk_pvt::ringrule, gtalk_pvt::sid, ast_channel::tech_pvt, gtalk_pvt::them, and gtalk_pvt::us.
01573 { 01574 struct gtalk_pvt *p = ast->tech_pvt; 01575 01576 if ((ast->_state != AST_STATE_DOWN) && (ast->_state != AST_STATE_RESERVED)) { 01577 ast_log(LOG_WARNING, "gtalk_call called on %s, neither down nor reserved\n", ast->name); 01578 return -1; 01579 } 01580 01581 ast_setstate(ast, AST_STATE_RING); 01582 if (!p->ringrule) { 01583 ast_copy_string(p->ring, p->parent->connection->mid, sizeof(p->ring)); 01584 p->ringrule = iks_filter_add_rule(p->parent->connection->f, gtalk_ringing_ack, p, 01585 IKS_RULE_ID, p->ring, IKS_RULE_DONE); 01586 } else 01587 ast_log(LOG_WARNING, "Whoa, already have a ring rule!\n"); 01588 01589 gtalk_invite(p, p->them, p->us, p->sid, 1); 01590 gtalk_create_candidates(p->parent, p, p->sid, p->them, p->us); 01591 01592 return 0; 01593 }
static int gtalk_create_candidates | ( | struct gtalk * | client, | |
struct gtalk_pvt * | p, | |||
char * | sid, | |||
char * | from, | |||
char * | to | |||
) | [static] |
Definition at line 788 of file chan_gtalk.c.
References __ourip, AJI_CONNECT_LOCAL, AJI_CONNECT_RELAY, AJI_CONNECT_STUN, AJI_PROTOCOL_SSLTCP, AJI_PROTOCOL_UDP, ast_aji_increment_mid(), ast_calloc, ast_find_ourip(), ast_inet_ntoa(), ast_log(), ast_random(), ast_rtp_get_us(), ast_strlen_zero(), bindaddr, gtalk::connection, externip, free, GOOGLE_NS, gtalk_pvt::initiator, gtalk_candidate::ip, gtalk_pvt::laststun, LOG_ERROR, LOG_NOTICE, aji_client::mid, gtalk_candidate::name, gtalk_candidate::next, gtalk_pvt::next, gtalk_pvt::ourcandidates, aji_client::p, gtalk_candidate::password, gtalk_candidate::port, gtalk_candidate::preference, gtalk_candidate::protocol, gtalk_pvt::rtp, gtalk_pvt::sid, gtalk_candidate::type, and gtalk_candidate::username.
Referenced by gtalk_call(), and gtalk_newcall().
00789 { 00790 struct gtalk_candidate *tmp; 00791 struct aji_client *c = client->connection; 00792 struct gtalk_candidate *ours1 = NULL, *ours2 = NULL; 00793 struct sockaddr_in sin; 00794 struct sockaddr_in dest; 00795 struct in_addr us; 00796 iks *iq, *gtalk, *candidate, *transport; 00797 char user[17], pass[17], preference[5], port[7]; 00798 00799 00800 iq = iks_new("iq"); 00801 gtalk = iks_new("session"); 00802 candidate = iks_new("candidate"); 00803 transport = iks_new("transport"); 00804 if (!iq || !gtalk || !candidate || !transport) { 00805 ast_log(LOG_ERROR, "Memory allocation error\n"); 00806 goto safeout; 00807 } 00808 ours1 = ast_calloc(1, sizeof(*ours1)); 00809 ours2 = ast_calloc(1, sizeof(*ours2)); 00810 if (!ours1 || !ours2) 00811 goto safeout; 00812 00813 iks_insert_attrib(transport, "xmlns","http://www.google.com/transport/p2p"); 00814 iks_insert_node(iq, gtalk); 00815 iks_insert_node(gtalk,transport); 00816 iks_insert_node(transport, candidate); 00817 00818 for (; p; p = p->next) { 00819 if (!strcasecmp(p->sid, sid)) 00820 break; 00821 } 00822 00823 if (!p) { 00824 ast_log(LOG_NOTICE, "No matching gtalk session - SID %s!\n", sid); 00825 goto safeout; 00826 } 00827 00828 ast_rtp_get_us(p->rtp, &sin); 00829 ast_find_ourip(&us, bindaddr); 00830 00831 /* Setup our gtalk candidates */ 00832 ast_copy_string(ours1->name, "rtp", sizeof(ours1->name)); 00833 ours1->port = ntohs(sin.sin_port); 00834 ours1->preference = 1; 00835 snprintf(user, sizeof(user), "%08lx%08lx", ast_random(), ast_random()); 00836 snprintf(pass, sizeof(pass), "%08lx%08lx", ast_random(), ast_random()); 00837 ast_copy_string(ours1->username, user, sizeof(ours1->username)); 00838 ast_copy_string(ours1->password, pass, sizeof(ours1->password)); 00839 ast_copy_string(ours1->ip, ast_inet_ntoa(us), sizeof(ours1->ip)); 00840 ours1->protocol = AJI_PROTOCOL_UDP; 00841 ours1->type = AJI_CONNECT_LOCAL; 00842 ours1->generation = 0; 00843 p->ourcandidates = ours1; 00844 00845 if (!ast_strlen_zero(externip)) { 00846 /* XXX We should really stun for this one not just go with externip XXX */ 00847 snprintf(user, sizeof(user), "%08lx%08lx", ast_random(), ast_random()); 00848 snprintf(pass, sizeof(pass), "%08lx%08lx", ast_random(), ast_random()); 00849 ast_copy_string(ours2->username, user, sizeof(ours2->username)); 00850 ast_copy_string(ours2->password, pass, sizeof(ours2->password)); 00851 ast_copy_string(ours2->ip, externip, sizeof(ours2->ip)); 00852 ast_copy_string(ours2->name, "rtp", sizeof(ours1->name)); 00853 ours2->port = ntohs(sin.sin_port); 00854 ours2->preference = 0.9; 00855 ours2->protocol = AJI_PROTOCOL_UDP; 00856 ours2->type = AJI_CONNECT_STUN; 00857 ours2->generation = 0; 00858 ours1->next = ours2; 00859 ours2 = NULL; 00860 } 00861 ours1 = NULL; 00862 dest.sin_addr = __ourip; 00863 dest.sin_port = sin.sin_port; 00864 00865 00866 for (tmp = p->ourcandidates; tmp; tmp = tmp->next) { 00867 snprintf(port, sizeof(port), "%d", tmp->port); 00868 snprintf(preference, sizeof(preference), "%.2f", tmp->preference); 00869 iks_insert_attrib(iq, "from", to); 00870 iks_insert_attrib(iq, "to", from); 00871 iks_insert_attrib(iq, "type", "set"); 00872 iks_insert_attrib(iq, "id", c->mid); 00873 ast_aji_increment_mid(c->mid); 00874 iks_insert_attrib(gtalk, "type", "transport-info"); 00875 iks_insert_attrib(gtalk, "id", sid); 00876 iks_insert_attrib(gtalk, "initiator", (p->initiator) ? to : from); 00877 iks_insert_attrib(gtalk, "xmlns", GOOGLE_NS); 00878 iks_insert_attrib(candidate, "name", tmp->name); 00879 iks_insert_attrib(candidate, "address", tmp->ip); 00880 iks_insert_attrib(candidate, "port", port); 00881 iks_insert_attrib(candidate, "username", tmp->username); 00882 iks_insert_attrib(candidate, "password", tmp->password); 00883 iks_insert_attrib(candidate, "preference", preference); 00884 if (tmp->protocol == AJI_PROTOCOL_UDP) 00885 iks_insert_attrib(candidate, "protocol", "udp"); 00886 if (tmp->protocol == AJI_PROTOCOL_SSLTCP) 00887 iks_insert_attrib(candidate, "protocol", "ssltcp"); 00888 if (tmp->type == AJI_CONNECT_STUN) 00889 iks_insert_attrib(candidate, "type", "stun"); 00890 if (tmp->type == AJI_CONNECT_LOCAL) 00891 iks_insert_attrib(candidate, "type", "local"); 00892 if (tmp->type == AJI_CONNECT_RELAY) 00893 iks_insert_attrib(candidate, "type", "relay"); 00894 iks_insert_attrib(candidate, "network", "0"); 00895 iks_insert_attrib(candidate, "generation", "0"); 00896 iks_send(c->p, iq); 00897 } 00898 p->laststun = 0; 00899 00900 safeout: 00901 if (ours1) 00902 free(ours1); 00903 if (ours2) 00904 free(ours2); 00905 if (iq) 00906 iks_delete(iq); 00907 if (gtalk) 00908 iks_delete(gtalk); 00909 if (candidate) 00910 iks_delete(candidate); 00911 if(transport) 00912 iks_delete(transport); 00913 return 1; 00914 }
static int gtalk_create_member | ( | char * | label, | |
struct ast_variable * | var, | |||
int | allowguest, | |||
struct ast_codec_pref | prefs, | |||
char * | context, | |||
struct gtalk * | member | |||
) | [static] |
Definition at line 1797 of file chan_gtalk.c.
References gtalk::allowguest, ast_aji_get_client(), ast_log(), ast_parse_allow_disallow(), ASTOBJ_CONTAINER_FIND, aji_client::buddies, gtalk::buddy, gtalk::capability, gtalk::connection, gtalk::context, aji_client::f, gtalk_parser(), LOG_ERROR, LOG_WARNING, gtalk_candidate::next, prefs, gtalk::prefs, gtalk::user, and var.
01800 { 01801 struct aji_client *client; 01802 01803 if (!member) 01804 ast_log(LOG_WARNING, "Out of memory.\n"); 01805 01806 ast_copy_string(member->name, label, sizeof(member->name)); 01807 ast_copy_string(member->user, label, sizeof(member->user)); 01808 ast_copy_string(member->context, context, sizeof(member->context)); 01809 member->allowguest = allowguest; 01810 member->prefs = prefs; 01811 while (var) { 01812 #if 0 01813 struct gtalk_candidate *candidate = NULL; 01814 #endif 01815 if (!strcasecmp(var->name, "username")) 01816 ast_copy_string(member->user, var->value, sizeof(member->user)); 01817 else if (!strcasecmp(var->name, "disallow")) 01818 ast_parse_allow_disallow(&member->prefs, &member->capability, var->value, 0); 01819 else if (!strcasecmp(var->name, "allow")) 01820 ast_parse_allow_disallow(&member->prefs, &member->capability, var->value, 1); 01821 else if (!strcasecmp(var->name, "context")) 01822 ast_copy_string(member->context, var->value, sizeof(member->context)); 01823 #if 0 01824 else if (!strcasecmp(var->name, "candidate")) { 01825 candidate = gtalk_create_candidate(var->value); 01826 if (candidate) { 01827 candidate->next = member->ourcandidates; 01828 member->ourcandidates = candidate; 01829 } 01830 } 01831 #endif 01832 else if (!strcasecmp(var->name, "connection")) { 01833 if ((client = ast_aji_get_client(var->value))) { 01834 member->connection = client; 01835 iks_filter_add_rule(client->f, gtalk_parser, member, 01836 IKS_RULE_TYPE, IKS_PAK_IQ, 01837 IKS_RULE_FROM_PARTIAL, member->user, 01838 IKS_RULE_NS, "http://www.google.com/session", 01839 IKS_RULE_DONE); 01840 01841 } else { 01842 ast_log(LOG_ERROR, "connection referenced not found!\n"); 01843 return 0; 01844 } 01845 } 01846 var = var->next; 01847 } 01848 if (member->connection && member->user) 01849 member->buddy = ASTOBJ_CONTAINER_FIND(&member->connection->buddies, member->user); 01850 else { 01851 ast_log(LOG_ERROR, "No Connection or Username!\n"); 01852 } 01853 return 1; 01854 }
static int gtalk_digit | ( | struct ast_channel * | ast, | |
char | digit, | |||
unsigned int | duration | |||
) | [static] |
Definition at line 1497 of file chan_gtalk.c.
References ast_aji_increment_mid(), AST_FRAME_DTMF_BEGIN, AST_FRAME_DTMF_END, ast_log(), ast_mutex_lock(), ast_mutex_unlock(), gtalk::connection, ast_channel::dtmff, ast_frame::frametype, gtalk_pvt::initiator, gtalk_pvt::lock, LOG_ERROR, aji_client::mid, aji_client::p, gtalk::p, gtalk_pvt::parent, gtalk_pvt::sid, ast_channel::tech_pvt, gtalk_pvt::them, and gtalk_pvt::us.
Referenced by gtalk_digit_begin(), and gtalk_digit_end().
01498 { 01499 struct gtalk_pvt *p = ast->tech_pvt; 01500 struct gtalk *client = p->parent; 01501 iks *iq, *gtalk, *dtmf; 01502 char buffer[2] = {digit, '\0'}; 01503 iq = iks_new("iq"); 01504 gtalk = iks_new("gtalk"); 01505 dtmf = iks_new("dtmf"); 01506 if(!iq || !gtalk || !dtmf) { 01507 if(iq) 01508 iks_delete(iq); 01509 if(gtalk) 01510 iks_delete(gtalk); 01511 if(dtmf) 01512 iks_delete(dtmf); 01513 ast_log(LOG_ERROR, "Did not send dtmf do to memory issue\n"); 01514 return -1; 01515 } 01516 01517 iks_insert_attrib(iq, "type", "set"); 01518 iks_insert_attrib(iq, "to", p->them); 01519 iks_insert_attrib(iq, "from", p->us); 01520 iks_insert_attrib(iq, "id", client->connection->mid); 01521 ast_aji_increment_mid(client->connection->mid); 01522 iks_insert_attrib(gtalk, "xmlns", "http://jabber.org/protocol/gtalk"); 01523 iks_insert_attrib(gtalk, "action", "session-info"); 01524 iks_insert_attrib(gtalk, "initiator", p->initiator ? p->us: p->them); 01525 iks_insert_attrib(gtalk, "sid", p->sid); 01526 iks_insert_attrib(dtmf, "xmlns", "http://jabber.org/protocol/gtalk/info/dtmf"); 01527 iks_insert_attrib(dtmf, "code", buffer); 01528 iks_insert_node(iq, gtalk); 01529 iks_insert_node(gtalk, dtmf); 01530 01531 ast_mutex_lock(&p->lock); 01532 if (ast->dtmff.frametype == AST_FRAME_DTMF_BEGIN || duration == 0) { 01533 iks_insert_attrib(dtmf, "action", "button-down"); 01534 } else if (ast->dtmff.frametype == AST_FRAME_DTMF_END || duration != 0) { 01535 iks_insert_attrib(dtmf, "action", "button-up"); 01536 } 01537 iks_send(client->connection->p, iq); 01538 iks_delete(iq); 01539 iks_delete(gtalk); 01540 iks_delete(dtmf); 01541 ast_mutex_unlock(&p->lock); 01542 return 0; 01543 }
static int gtalk_digit_begin | ( | struct ast_channel * | ast, | |
char | digit | |||
) | [static] |
Definition at line 1487 of file chan_gtalk.c.
References gtalk_digit().
01488 { 01489 return gtalk_digit(chan, digit, 0); 01490 }
static int gtalk_digit_end | ( | struct ast_channel * | ast, | |
char | digit, | |||
unsigned int | duration | |||
) | [static] |
Definition at line 1492 of file chan_gtalk.c.
References gtalk_digit().
01493 { 01494 return gtalk_digit(chan, digit, duration); 01495 }
static int gtalk_do_reload | ( | int | fd, | |
int | argc, | |||
char ** | argv | |||
) | [static] |
CLI command "gtalk show channels".
Definition at line 1715 of file chan_gtalk.c.
References ast_verbose(), and RESULT_SUCCESS.
01716 { 01717 ast_verbose("IT DOES WORK!\n"); 01718 return RESULT_SUCCESS; 01719 }
static int gtalk_fixup | ( | struct ast_channel * | oldchan, | |
struct ast_channel * | newchan | |||
) | [static] |
Definition at line 1453 of file chan_gtalk.c.
References ast_mutex_lock(), ast_mutex_unlock(), gtalk_pvt::lock, gtalk_pvt::owner, and ast_channel::tech_pvt.
01454 { 01455 struct gtalk_pvt *p = newchan->tech_pvt; 01456 ast_mutex_lock(&p->lock); 01457 01458 if ((p->owner != oldchan)) { 01459 ast_mutex_unlock(&p->lock); 01460 return -1; 01461 } 01462 if (p->owner == oldchan) 01463 p->owner = newchan; 01464 ast_mutex_unlock(&p->lock); 01465 return 0; 01466 }
static void gtalk_free_candidates | ( | struct gtalk_candidate * | candidate | ) | [static] |
Definition at line 1101 of file chan_gtalk.c.
References free, last, and gtalk_candidate::next.
Referenced by gtalk_free_pvt().
01102 { 01103 struct gtalk_candidate *last; 01104 while (candidate) { 01105 last = candidate; 01106 candidate = candidate->next; 01107 free(last); 01108 } 01109 }
Definition at line 1111 of file chan_gtalk.c.
References ast_log(), ast_rtp_destroy(), gtalk::connection, aji_client::f, free, gtalk_free_candidates(), LOG_WARNING, gtalk_pvt::next, gtalk_pvt::owner, gtalk::p, gtalk_pvt::parent, gtalk_pvt::ringrule, gtalk_pvt::rtp, gtalk_pvt::theircandidates, and gtalk_pvt::vrtp.
Referenced by gtalk_hangup(), and gtalk_newcall().
01112 { 01113 struct gtalk_pvt *cur, *prev = NULL; 01114 cur = client->p; 01115 while (cur) { 01116 if (cur == p) { 01117 if (prev) 01118 prev->next = p->next; 01119 else 01120 client->p = p->next; 01121 break; 01122 } 01123 prev = cur; 01124 cur = cur->next; 01125 } 01126 if (p->ringrule) 01127 iks_filter_remove_rule(p->parent->connection->f, p->ringrule); 01128 if (p->owner) 01129 ast_log(LOG_WARNING, "Uh oh, there's an owner, this is going to be messy.\n"); 01130 if (p->rtp) 01131 ast_rtp_destroy(p->rtp); 01132 if (p->vrtp) 01133 ast_rtp_destroy(p->vrtp); 01134 gtalk_free_candidates(p->theircandidates); 01135 free(p); 01136 }
static int gtalk_get_codec | ( | struct ast_channel * | chan | ) | [static] |
Definition at line 560 of file chan_gtalk.c.
References gtalk_pvt::peercapability, and ast_channel::tech_pvt.
00561 { 00562 struct gtalk_pvt *p = chan->tech_pvt; 00563 return p->peercapability; 00564 }
static enum ast_rtp_get_result gtalk_get_rtp_peer | ( | struct ast_channel * | chan, | |
struct ast_rtp ** | rtp | |||
) | [static] |
Definition at line 542 of file chan_gtalk.c.
References ast_mutex_lock(), ast_mutex_unlock(), AST_RTP_GET_FAILED, AST_RTP_TRY_PARTIAL, gtalk_pvt::lock, gtalk_pvt::rtp, and ast_channel::tech_pvt.
00543 { 00544 struct gtalk_pvt *p = chan->tech_pvt; 00545 enum ast_rtp_get_result res = AST_RTP_GET_FAILED; 00546 00547 if (!p) 00548 return res; 00549 00550 ast_mutex_lock(&p->lock); 00551 if (p->rtp){ 00552 *rtp = p->rtp; 00553 res = AST_RTP_TRY_PARTIAL; 00554 } 00555 ast_mutex_unlock(&p->lock); 00556 00557 return res; 00558 }
static int gtalk_handle_dtmf | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 695 of file chan_gtalk.c.
References AST_FRAME_DTMF, AST_FRAME_DTMF_BEGIN, AST_FRAME_DTMF_END, ast_log(), ast_queue_frame(), ast_verbose(), gtalk::connection, f, gtalk_response(), aji_client::jid, LOG_NOTICE, gtalk_pvt::next, gtalk_pvt::owner, gtalk::p, and gtalk_pvt::sid.
Referenced by gtalk_parser().
00696 { 00697 struct gtalk_pvt *tmp; 00698 iks *dtmfnode = NULL, *dtmfchild = NULL; 00699 char *dtmf; 00700 char *from; 00701 /* Make sure our new call doesn't exist yet */ 00702 for (tmp = client->p; tmp; tmp = tmp->next) { 00703 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid) || iks_find_with_attrib(pak->x, "gtalk", "sid", tmp->sid)) 00704 break; 00705 } 00706 from = iks_find_attrib(pak->x, "to"); 00707 if(!from) 00708 from = client->connection->jid->full; 00709 00710 00711 if (tmp) { 00712 if(iks_find_with_attrib(pak->x, "dtmf-method", "method", "rtp")) { 00713 gtalk_response(client, from, pak, 00714 "feature-not-implemented xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'", 00715 "unsupported-dtmf-method xmlns='http://jabber.org/protocol/gtalk/info/dtmf#errors'"); 00716 return -1; 00717 } 00718 if ((dtmfnode = iks_find(pak->x, "dtmf"))) { 00719 if((dtmf = iks_find_attrib(dtmfnode, "code"))) { 00720 if(iks_find_with_attrib(pak->x, "dtmf", "action", "button-up")) { 00721 struct ast_frame f = {AST_FRAME_DTMF_BEGIN, }; 00722 f.subclass = dtmf[0]; 00723 ast_queue_frame(tmp->owner, &f); 00724 ast_verbose("GOOGLE! DTMF-relay event received: %c\n", f.subclass); 00725 } else if(iks_find_with_attrib(pak->x, "dtmf", "action", "button-down")) { 00726 struct ast_frame f = {AST_FRAME_DTMF_END, }; 00727 f.subclass = dtmf[0]; 00728 ast_queue_frame(tmp->owner, &f); 00729 ast_verbose("GOOGLE! DTMF-relay event received: %c\n", f.subclass); 00730 } else if(iks_find_attrib(pak->x, "dtmf")) { /* 250 millasecond default */ 00731 struct ast_frame f = {AST_FRAME_DTMF, }; 00732 f.subclass = dtmf[0]; 00733 ast_queue_frame(tmp->owner, &f); 00734 ast_verbose("GOOGLE! DTMF-relay event received: %c\n", f.subclass); 00735 } 00736 } 00737 } else if ((dtmfnode = iks_find_with_attrib(pak->x, "gtalk", "action", "session-info"))) { 00738 if((dtmfchild = iks_find(dtmfnode, "dtmf"))) { 00739 if((dtmf = iks_find_attrib(dtmfchild, "code"))) { 00740 if(iks_find_with_attrib(dtmfnode, "dtmf", "action", "button-up")) { 00741 struct ast_frame f = {AST_FRAME_DTMF_END, }; 00742 f.subclass = dtmf[0]; 00743 ast_queue_frame(tmp->owner, &f); 00744 ast_verbose("GOOGLE! DTMF-relay event received: %c\n", f.subclass); 00745 } else if(iks_find_with_attrib(dtmfnode, "dtmf", "action", "button-down")) { 00746 struct ast_frame f = {AST_FRAME_DTMF_BEGIN, }; 00747 f.subclass = dtmf[0]; 00748 ast_queue_frame(tmp->owner, &f); 00749 ast_verbose("GOOGLE! DTMF-relay event received: %c\n", f.subclass); 00750 } 00751 } 00752 } 00753 } 00754 gtalk_response(client, from, pak, NULL, NULL); 00755 return 1; 00756 } else 00757 ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); 00758 00759 gtalk_response(client, from, pak, NULL, NULL); 00760 return 1; 00761 }
static int gtalk_hangup | ( | struct ast_channel * | ast | ) | [static] |
Hangup a call through the gtalk proxy channel.
Definition at line 1596 of file chan_gtalk.c.
References gtalk_pvt::alreadygone, ast_module_unref(), ast_mutex_lock(), ast_mutex_unlock(), gtalk_action(), gtalk_free_pvt(), gtalk_pvt::lock, gtalk_pvt::owner, gtalk::p, gtalk_pvt::parent, and ast_channel::tech_pvt.
Referenced by gtalk_newcall().
01597 { 01598 struct gtalk_pvt *p = ast->tech_pvt; 01599 struct gtalk *client; 01600 01601 ast_mutex_lock(&p->lock); 01602 client = p->parent; 01603 p->owner = NULL; 01604 ast->tech_pvt = NULL; 01605 if (!p->alreadygone) 01606 gtalk_action(client, p, "terminate"); 01607 ast_mutex_unlock(&p->lock); 01608 01609 gtalk_free_pvt(client, p); 01610 ast_module_unref(ast_module_info->self); 01611 01612 return 0; 01613 }
static int gtalk_hangup_farend | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 763 of file chan_gtalk.c.
References gtalk_pvt::alreadygone, ast_log(), ast_queue_hangup(), gtalk::connection, gtalk_response(), aji_client::jid, LOG_DEBUG, LOG_NOTICE, gtalk_pvt::next, gtalk_pvt::owner, gtalk::p, and gtalk_pvt::sid.
Referenced by gtalk_parser().
00764 { 00765 struct gtalk_pvt *tmp; 00766 char *from; 00767 00768 ast_log(LOG_DEBUG, "The client is %s\n", client->name); 00769 /* Make sure our new call doesn't exist yet */ 00770 for (tmp = client->p; tmp; tmp = tmp->next) { 00771 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid)) 00772 break; 00773 } 00774 from = iks_find_attrib(pak->x, "to"); 00775 if(!from) 00776 from = client->connection->jid->full; 00777 00778 if (tmp) { 00779 tmp->alreadygone = 1; 00780 if (tmp->owner) 00781 ast_queue_hangup(tmp->owner); 00782 } else 00783 ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); 00784 gtalk_response(client, from, pak, NULL, NULL); 00785 return 1; 00786 }
static int gtalk_indicate | ( | struct ast_channel * | ast, | |
int | condition, | |||
const void * | data, | |||
size_t | datalen | |||
) | [static] |
Definition at line 1468 of file chan_gtalk.c.
References AST_CONTROL_HOLD, AST_CONTROL_UNHOLD, ast_log(), ast_moh_start(), ast_moh_stop(), and LOG_NOTICE.
01469 { 01470 int res = 0; 01471 01472 switch (condition) { 01473 case AST_CONTROL_HOLD: 01474 ast_moh_start(ast, data, NULL); 01475 break; 01476 case AST_CONTROL_UNHOLD: 01477 ast_moh_stop(ast); 01478 break; 01479 default: 01480 ast_log(LOG_NOTICE, "Don't know how to indicate condition '%d'\n", condition); 01481 res = -1; 01482 } 01483 01484 return res; 01485 }
static int gtalk_invite | ( | struct gtalk_pvt * | p, | |
char * | to, | |||
char * | from, | |||
char * | sid, | |||
int | initiator | |||
) | [static] |
Definition at line 406 of file chan_gtalk.c.
References add_codec_to_answer(), ast_aji_increment_mid(), ast_codec_pref_index(), ast_log(), gtalk::capability, gtalk::connection, LOG_ERROR, aji_client::mid, aji_client::p, gtalk::p, gtalk_pvt::parent, and gtalk::prefs.
Referenced by gtalk_answer(), and gtalk_call().
00407 { 00408 struct gtalk *client = p->parent; 00409 iks *iq, *gtalk, *dcodecs, *payload_telephone, *transport; 00410 int x; 00411 int pref_codec = 0; 00412 int alreadysent = 0; 00413 int codecs_num = 0; 00414 00415 iq = iks_new("iq"); 00416 gtalk = iks_new("session"); 00417 dcodecs = iks_new("description"); 00418 transport = iks_new("transport"); 00419 payload_telephone = iks_new("payload-type"); 00420 if (!(iq && gtalk && dcodecs && transport && payload_telephone)){ 00421 if(iq) 00422 iks_delete(iq); 00423 if(gtalk) 00424 iks_delete(gtalk); 00425 if(dcodecs) 00426 iks_delete(dcodecs); 00427 if(transport) 00428 iks_delete(transport); 00429 if(payload_telephone) 00430 iks_delete(payload_telephone); 00431 00432 ast_log(LOG_ERROR, "Could not allocate iksemel nodes\n"); 00433 return 0; 00434 } 00435 iks_insert_attrib(dcodecs, "xmlns", "http://www.google.com/session/phone"); 00436 iks_insert_attrib(dcodecs, "xml:lang", "en"); 00437 00438 for (x = 0; x < 32; x++) { 00439 if (!(pref_codec = ast_codec_pref_index(&client->prefs, x))) 00440 break; 00441 if (!(client->capability & pref_codec)) 00442 continue; 00443 if (alreadysent & pref_codec) 00444 continue; 00445 codecs_num = add_codec_to_answer(p, pref_codec, dcodecs); 00446 alreadysent |= pref_codec; 00447 } 00448 00449 if (codecs_num) { 00450 /* only propose DTMF within an audio session */ 00451 iks_insert_attrib(payload_telephone, "id", "106"); 00452 iks_insert_attrib(payload_telephone, "name", "telephone-event"); 00453 iks_insert_attrib(payload_telephone, "clockrate", "8000"); 00454 } 00455 iks_insert_attrib(transport,"xmlns","http://www.google.com/transport/p2p"); 00456 00457 iks_insert_attrib(iq, "type", "set"); 00458 iks_insert_attrib(iq, "to", to); 00459 iks_insert_attrib(iq, "from", from); 00460 iks_insert_attrib(iq, "id", client->connection->mid); 00461 ast_aji_increment_mid(client->connection->mid); 00462 00463 iks_insert_attrib(gtalk, "xmlns", "http://www.google.com/session"); 00464 iks_insert_attrib(gtalk, "type",initiator ? "initiate": "accept"); 00465 iks_insert_attrib(gtalk, "initiator", initiator ? from : to); 00466 iks_insert_attrib(gtalk, "id", sid); 00467 iks_insert_node(iq, gtalk); 00468 iks_insert_node(gtalk, dcodecs); 00469 iks_insert_node(gtalk, transport); 00470 iks_insert_node(dcodecs, payload_telephone); 00471 00472 iks_send(client->connection->p, iq); 00473 iks_delete(payload_telephone); 00474 iks_delete(transport); 00475 iks_delete(dcodecs); 00476 iks_delete(gtalk); 00477 iks_delete(iq); 00478 return 1; 00479 }
static int gtalk_invite_response | ( | struct gtalk_pvt * | p, | |
char * | to, | |||
char * | from, | |||
char * | sid, | |||
int | initiator | |||
) | [static] |
Definition at line 481 of file chan_gtalk.c.
References ast_aji_increment_mid(), ast_log(), gtalk::connection, LOG_ERROR, aji_client::mid, aji_client::p, gtalk::p, and gtalk_pvt::parent.
Referenced by gtalk_newcall().
00482 { 00483 iks *iq, *session, *transport; 00484 iq = iks_new("iq"); 00485 session = iks_new("session"); 00486 transport = iks_new("transport"); 00487 if(!(iq && session && transport)) { 00488 if(iq) 00489 iks_delete(iq); 00490 if(session) 00491 iks_delete(session); 00492 if(transport) 00493 iks_delete(transport); 00494 ast_log(LOG_ERROR, " Unable to allocate IKS node\n"); 00495 return -1; 00496 } 00497 iks_insert_attrib(iq, "from", from); 00498 iks_insert_attrib(iq, "to", to); 00499 iks_insert_attrib(iq, "type", "set"); 00500 iks_insert_attrib(iq, "id",p->parent->connection->mid); 00501 ast_aji_increment_mid(p->parent->connection->mid); 00502 iks_insert_attrib(session, "type", "transport-accept"); 00503 iks_insert_attrib(session, "id", sid); 00504 iks_insert_attrib(session, "initiator", initiator ? from : to); 00505 iks_insert_attrib(session, "xmlns", "http://www.google.com/session"); 00506 iks_insert_attrib(transport, "xmlns", "http://www.google.com/transport/p2p"); 00507 iks_insert_node(iq,session); 00508 iks_insert_node(session,transport); 00509 iks_send(p->parent->connection->p, iq); 00510 iks_delete(transport); 00511 iks_delete(session); 00512 iks_delete(iq); 00513 return 1; 00514 00515 }
static int gtalk_is_accepted | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 671 of file chan_gtalk.c.
References ast_log(), gtalk::connection, gtalk_response(), aji_client::jid, LOG_DEBUG, LOG_NOTICE, gtalk_pvt::next, gtalk::p, and gtalk_pvt::sid.
Referenced by gtalk_parser().
00672 { 00673 struct gtalk_pvt *tmp; 00674 char *from; 00675 00676 ast_log(LOG_DEBUG, "The client is %s\n", client->name); 00677 /* find corresponding call */ 00678 for (tmp = client->p; tmp; tmp = tmp->next) { 00679 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid)) 00680 break; 00681 } 00682 00683 from = iks_find_attrib(pak->x, "to"); 00684 if(!from) 00685 from = client->connection->jid->full; 00686 00687 if (!tmp) 00688 ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); 00689 00690 /* answer 'iq' packet to let the remote peer know that we're alive */ 00691 gtalk_response(client, from, pak, NULL, NULL); 00692 return 1; 00693 }
static int gtalk_is_answered | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 618 of file chan_gtalk.c.
References AST_CONTROL_ANSWER, ast_getformatname_multiple(), ast_log(), ast_queue_control(), ast_queue_hangup(), ast_rtp_get_current_formats(), ast_rtp_set_m_type(), ast_rtp_set_rtpmap_type(), gtalk_pvt::capability, gtalk::connection, gtalk_response(), aji_client::jid, gtalk_pvt::jointcapability, LOG_DEBUG, LOG_NOTICE, LOG_WARNING, gtalk_pvt::next, gtalk_pvt::owner, gtalk::p, gtalk_pvt::peercapability, gtalk_pvt::rtp, and gtalk_pvt::sid.
Referenced by gtalk_parser().
00619 { 00620 struct gtalk_pvt *tmp; 00621 char *from; 00622 iks *codec; 00623 char s1[BUFSIZ], s2[BUFSIZ], s3[BUFSIZ]; 00624 int peernoncodeccapability; 00625 00626 ast_log(LOG_DEBUG, "The client is %s\n", client->name); 00627 /* Make sure our new call doesn't exist yet */ 00628 for (tmp = client->p; tmp; tmp = tmp->next) { 00629 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid)) 00630 break; 00631 } 00632 00633 /* codec points to the first <payload-type/> tag */ 00634 codec = iks_child(iks_child(iks_child(pak->x))); 00635 while (codec) { 00636 ast_rtp_set_m_type(tmp->rtp, atoi(iks_find_attrib(codec, "id"))); 00637 ast_rtp_set_rtpmap_type(tmp->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0); 00638 codec = iks_next(codec); 00639 } 00640 00641 /* Now gather all of the codecs that we are asked for */ 00642 ast_rtp_get_current_formats(tmp->rtp, &tmp->peercapability, &peernoncodeccapability); 00643 00644 /* at this point, we received an awser from the remote Gtalk client, 00645 which allows us to compare capabilities */ 00646 tmp->jointcapability = tmp->capability & tmp->peercapability; 00647 if (!tmp->jointcapability) { 00648 ast_log(LOG_WARNING, "Capabilities don't match : us - %s, peer - %s, combined - %s \n", ast_getformatname_multiple(s1, BUFSIZ, tmp->capability), 00649 ast_getformatname_multiple(s2, BUFSIZ, tmp->peercapability), 00650 ast_getformatname_multiple(s3, BUFSIZ, tmp->jointcapability)); 00651 /* close session if capabilities don't match */ 00652 ast_queue_hangup(tmp->owner); 00653 00654 return -1; 00655 00656 } 00657 00658 from = iks_find_attrib(pak->x, "to"); 00659 if(!from) 00660 from = client->connection->jid->full; 00661 00662 if (tmp) { 00663 if (tmp->owner) 00664 ast_queue_control(tmp->owner, AST_CONTROL_ANSWER); 00665 } else 00666 ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); 00667 gtalk_response(client, from, pak, NULL, NULL); 00668 return 1; 00669 }
static int gtalk_load_config | ( | void | ) | [static] |
Definition at line 1856 of file chan_gtalk.c.
References ahp, ast_category_browse(), ast_config_load(), ast_gethostbyname(), ast_jb_read_conf(), ast_log(), AST_MAX_CONTEXT, ast_parse_allow_disallow(), ast_true(), ast_variable_browse(), ast_variable_retrieve(), bindaddr, clients, context, default_jbconf, global_capability, global_jbconf, GOOGLE_CONFIG, hp, LOG_WARNING, prefs, and var.
Referenced by load_module().
01857 { 01858 char *cat = NULL; 01859 struct ast_config *cfg = NULL; 01860 char context[AST_MAX_CONTEXT]; 01861 int allowguest = 1; 01862 struct ast_variable *var; 01863 struct gtalk *member; 01864 struct ast_codec_pref prefs; 01865 struct aji_client_container *clients; 01866 struct gtalk_candidate *global_candidates = NULL; 01867 struct hostent *hp; 01868 struct ast_hostent ahp; 01869 01870 cfg = ast_config_load(GOOGLE_CONFIG); 01871 if (!cfg) 01872 return 0; 01873 01874 /* Copy the default jb config over global_jbconf */ 01875 memcpy(&global_jbconf, &default_jbconf, sizeof(struct ast_jb_conf)); 01876 01877 cat = ast_category_browse(cfg, NULL); 01878 for (var = ast_variable_browse(cfg, "general"); var; var = var->next) { 01879 /* handle jb conf */ 01880 if (!ast_jb_read_conf(&global_jbconf, var->name, var->value)) 01881 continue; 01882 01883 if (!strcasecmp(var->name, "allowguest")) 01884 allowguest = 01885 (ast_true(ast_variable_retrieve(cfg, "general", "allowguest"))) ? 1 : 0; 01886 else if (!strcasecmp(var->name, "disallow")) 01887 ast_parse_allow_disallow(&prefs, &global_capability, var->value, 0); 01888 else if (!strcasecmp(var->name, "allow")) 01889 ast_parse_allow_disallow(&prefs, &global_capability, var->value, 1); 01890 else if (!strcasecmp(var->name, "context")) 01891 ast_copy_string(context, var->value, sizeof(context)); 01892 else if (!strcasecmp(var->name, "bindaddr")) { 01893 if (!(hp = ast_gethostbyname(var->value, &ahp))) { 01894 ast_log(LOG_WARNING, "Invalid address: %s\n", var->value); 01895 } else { 01896 memcpy(&bindaddr.sin_addr, hp->h_addr, sizeof(bindaddr.sin_addr)); 01897 } 01898 } 01899 /* Idea to allow for custom candidates */ 01900 /* 01901 else if (!strcasecmp(var->name, "candidate")) { 01902 candidate = gtalk_create_candidate(var->value); 01903 if (candidate) { 01904 candidate->next = global_candidates; 01905 global_candidates = candidate; 01906 } 01907 } 01908 */ 01909 } 01910 while (cat) { 01911 if (strcasecmp(cat, "general")) { 01912 var = ast_variable_browse(cfg, cat); 01913 member = (struct gtalk *) malloc(sizeof(struct gtalk)); 01914 memset(member, 0, sizeof(struct gtalk)); 01915 ASTOBJ_INIT(member); 01916 ASTOBJ_WRLOCK(member); 01917 if (!strcasecmp(cat, "guest")) { 01918 ast_copy_string(member->name, "guest", sizeof(member->name)); 01919 ast_copy_string(member->user, "guest", sizeof(member->user)); 01920 ast_copy_string(member->context, context, sizeof(member->context)); 01921 member->allowguest = allowguest; 01922 member->prefs = prefs; 01923 while (var) { 01924 if (!strcasecmp(var->name, "disallow")) 01925 ast_parse_allow_disallow(&member->prefs, &member->capability, 01926 var->value, 0); 01927 else if (!strcasecmp(var->name, "allow")) 01928 ast_parse_allow_disallow(&member->prefs, &member->capability, 01929 var->value, 1); 01930 else if (!strcasecmp(var->name, "context")) 01931 ast_copy_string(member->context, var->value, 01932 sizeof(member->context)); 01933 /* Idea to allow for custom candidates */ 01934 /* 01935 else if (!strcasecmp(var->name, "candidate")) { 01936 candidate = gtalk_create_candidate(var->value); 01937 if (candidate) { 01938 candidate->next = member->ourcandidates; 01939 member->ourcandidates = candidate; 01940 } 01941 } 01942 */ 01943 var = var->next; 01944 } 01945 ASTOBJ_UNLOCK(member); 01946 clients = ast_aji_get_clients(); 01947 if (clients) { 01948 ASTOBJ_CONTAINER_TRAVERSE(clients, 1, { 01949 ASTOBJ_WRLOCK(iterator); 01950 ASTOBJ_WRLOCK(member); 01951 member->connection = NULL; 01952 iks_filter_add_rule(iterator->f, gtalk_parser, member, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_NS, "http://www.google.com/session", IKS_RULE_DONE); 01953 iks_filter_add_rule(iterator->f, gtalk_parser, member, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_NS, "http://jabber.org/protocol/gtalk", IKS_RULE_DONE); 01954 ASTOBJ_UNLOCK(member); 01955 ASTOBJ_UNLOCK(iterator); 01956 }); 01957 ASTOBJ_CONTAINER_LINK(>alk_list, member); 01958 ASTOBJ_UNREF(member, gtalk_member_destroy); 01959 } else { 01960 ASTOBJ_UNLOCK(member); 01961 ASTOBJ_UNREF(member, gtalk_member_destroy); 01962 } 01963 } else { 01964 ASTOBJ_UNLOCK(member); 01965 if (gtalk_create_member(cat, var, allowguest, prefs, context, member)) 01966 ASTOBJ_CONTAINER_LINK(>alk_list, member); 01967 ASTOBJ_UNREF(member, gtalk_member_destroy); 01968 } 01969 } 01970 cat = ast_category_browse(cfg, cat); 01971 } 01972 gtalk_free_candidates(global_candidates); 01973 return 1; 01974 }
static void gtalk_member_destroy | ( | struct gtalk * | obj | ) | [static] |
Definition at line 260 of file chan_gtalk.c.
References free.
Referenced by gtalk_parser(), gtalk_request(), and unload_module().
00261 { 00262 free(obj); 00263 }
static struct ast_channel* gtalk_new | ( | struct gtalk * | client, | |
struct gtalk_pvt * | i, | |||
int | state, | |||
const char * | title | |||
) | [static] |
Start new gtalk channel.
Definition at line 994 of file chan_gtalk.c.
References accountcode, gtalk::accountcode, ast_channel::adsicpe, ast_channel::amaflags, gtalk::amaflags, AST_ADSI_UNAVAILABLE, ast_best_codec(), AST_CAUSE_SWITCH_CONGESTION, ast_channel_alloc(), ast_codec_choose(), AST_FORMAT_VIDEO_MASK, ast_hangup(), ast_jb_configure(), ast_log(), ast_module_ref(), ast_pbx_start(), ast_random(), ast_rtcp_fd(), ast_rtp_fd(), ast_rtp_setstun(), AST_STATE_DOWN, AST_STATE_RING, ast_strdup, ast_string_field_set, ast_strlen_zero(), gtalk::callgroup, ast_channel::callgroup, gtalk::callingpres, gtalk_pvt::capability, ast_channel::cid, ast_callerid::cid_dnid, gtalk_pvt::cid_name, gtalk_pvt::cid_num, ast_callerid::cid_pres, ast_channel::context, gtalk::context, ast_channel::exten, gtalk_pvt::exten, ast_channel::fds, fmt, global_capability, global_jbconf, gtalk_tech, ast_channel::hangupcause, gtalk_pvt::jointcapability, language, gtalk::language, LOG_WARNING, musicclass, gtalk::musicclass, ast_channel::nativeformats, gtalk_pvt::owner, gtalk::pickupgroup, ast_channel::pickupgroup, gtalk_pvt::prefs, ast_channel::priority, ast_channel::rawreadformat, ast_channel::rawwriteformat, ast_channel::readformat, ast_channel::rings, gtalk_pvt::rtp, ast_channel::tech, ast_channel::tech_pvt, gtalk_pvt::us, gtalk_pvt::vrtp, and ast_channel::writeformat.
Referenced by gtalk_newcall(), and gtalk_request().
00995 { 00996 struct ast_channel *tmp; 00997 int fmt; 00998 int what; 00999 const char *n2; 01000 01001 if (title) 01002 n2 = title; 01003 else 01004 n2 = i->us; 01005 tmp = ast_channel_alloc(1, state, i->cid_num, i->cid_name, client->accountcode, i->exten, client->context, client->amaflags, "Gtalk/%s-%04lx", n2, ast_random() & 0xffff); 01006 if (!tmp) { 01007 ast_log(LOG_WARNING, "Unable to allocate Gtalk channel structure!\n"); 01008 return NULL; 01009 } 01010 tmp->tech = >alk_tech; 01011 01012 /* Select our native format based on codec preference until we receive 01013 something from another device to the contrary. */ 01014 if (i->jointcapability) 01015 what = i->jointcapability; 01016 else if (i->capability) 01017 what = i->capability; 01018 else 01019 what = global_capability; 01020 tmp->nativeformats = ast_codec_choose(&i->prefs, what, 1) | (i->jointcapability & AST_FORMAT_VIDEO_MASK); 01021 fmt = ast_best_codec(tmp->nativeformats); 01022 01023 if (i->rtp) { 01024 ast_rtp_setstun(i->rtp, 1); 01025 tmp->fds[0] = ast_rtp_fd(i->rtp); 01026 tmp->fds[1] = ast_rtcp_fd(i->rtp); 01027 } 01028 if (i->vrtp) { 01029 ast_rtp_setstun(i->rtp, 1); 01030 tmp->fds[2] = ast_rtp_fd(i->vrtp); 01031 tmp->fds[3] = ast_rtcp_fd(i->vrtp); 01032 } 01033 if (state == AST_STATE_RING) 01034 tmp->rings = 1; 01035 tmp->adsicpe = AST_ADSI_UNAVAILABLE; 01036 tmp->writeformat = fmt; 01037 tmp->rawwriteformat = fmt; 01038 tmp->readformat = fmt; 01039 tmp->rawreadformat = fmt; 01040 tmp->tech_pvt = i; 01041 01042 tmp->callgroup = client->callgroup; 01043 tmp->pickupgroup = client->pickupgroup; 01044 tmp->cid.cid_pres = client->callingpres; 01045 if (!ast_strlen_zero(client->accountcode)) 01046 ast_string_field_set(tmp, accountcode, client->accountcode); 01047 if (client->amaflags) 01048 tmp->amaflags = client->amaflags; 01049 if (!ast_strlen_zero(client->language)) 01050 ast_string_field_set(tmp, language, client->language); 01051 if (!ast_strlen_zero(client->musicclass)) 01052 ast_string_field_set(tmp, musicclass, client->musicclass); 01053 i->owner = tmp; 01054 ast_module_ref(ast_module_info->self); 01055 ast_copy_string(tmp->context, client->context, sizeof(tmp->context)); 01056 ast_copy_string(tmp->exten, i->exten, sizeof(tmp->exten)); 01057 01058 if (!ast_strlen_zero(i->exten) && strcmp(i->exten, "s")) 01059 tmp->cid.cid_dnid = ast_strdup(i->exten); 01060 tmp->priority = 1; 01061 if (i->rtp) 01062 ast_jb_configure(tmp, &global_jbconf); 01063 if (state != AST_STATE_DOWN && ast_pbx_start(tmp)) { 01064 ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name); 01065 tmp->hangupcause = AST_CAUSE_SWITCH_CONGESTION; 01066 ast_hangup(tmp); 01067 tmp = NULL; 01068 } 01069 01070 return tmp; 01071 }
static int gtalk_newcall | ( | struct gtalk * | client, | |
ikspak * | pak | |||
) | [static] |
Definition at line 1139 of file chan_gtalk.c.
References gtalk_pvt::alreadygone, ast_aji_get_client(), ast_channel_free(), ast_getformatname_multiple(), ast_log(), ast_mutex_lock(), ast_mutex_unlock(), AST_PBX_CALL_LIMIT, AST_PBX_FAILED, ast_pbx_start(), AST_PBX_SUCCESS, ast_rtp_get_current_formats(), ast_rtp_set_m_type(), ast_rtp_set_rtpmap_type(), ast_setstate(), AST_STATE_DOWN, AST_STATE_RING, gtalk_pvt::capability, gtalk::connection, gtalk_action(), gtalk_alloc(), gtalk_create_candidates(), gtalk_free_pvt(), gtalk_hangup(), gtalk_invite_response(), gtalk_new(), gtalk_response(), aji_client::jid, gtalk_pvt::jointcapability, gtalk_pvt::lock, LOG_ERROR, LOG_NOTICE, LOG_WARNING, gtalk_pvt::next, gtalk::p, gtalk_pvt::peercapability, gtalk_pvt::rtp, gtalk_pvt::sid, gtalk_pvt::them, and gtalk_pvt::us.
Referenced by gtalk_parser().
01140 { 01141 struct gtalk_pvt *p, *tmp = client->p; 01142 struct ast_channel *chan; 01143 int res; 01144 iks *codec; 01145 char *from = NULL; 01146 char s1[BUFSIZ], s2[BUFSIZ], s3[BUFSIZ]; 01147 int peernoncodeccapability; 01148 01149 /* Make sure our new call doesn't exist yet */ 01150 from = iks_find_attrib(pak->x,"to"); 01151 if(!from) 01152 from = client->connection->jid->full; 01153 01154 while (tmp) { 01155 if (iks_find_with_attrib(pak->x, "session", "id", tmp->sid)) { 01156 ast_log(LOG_NOTICE, "Ignoring duplicate call setup on SID %s\n", tmp->sid); 01157 gtalk_response(client, from, pak, "out-of-order", NULL); 01158 return -1; 01159 } 01160 tmp = tmp->next; 01161 } 01162 01163 if (!strcasecmp(client->name, "guest")){ 01164 /* the guest account is not tied to any configured XMPP client, 01165 let's set it now */ 01166 client->connection = ast_aji_get_client(from); 01167 if (!client->connection) { 01168 ast_log(LOG_ERROR, "No XMPP client to talk to, us (partial JID) : %s\n", from); 01169 return -1; 01170 } 01171 } 01172 01173 p = gtalk_alloc(client, from, pak->from->full, iks_find_attrib(pak->query, "id")); 01174 if (!p) { 01175 ast_log(LOG_WARNING, "Unable to allocate gtalk structure!\n"); 01176 return -1; 01177 } 01178 01179 chan = gtalk_new(client, p, AST_STATE_DOWN, pak->from->user); 01180 if (!chan) { 01181 gtalk_free_pvt(client, p); 01182 return -1; 01183 } 01184 01185 ast_mutex_lock(&p->lock); 01186 ast_copy_string(p->them, pak->from->full, sizeof(p->them)); 01187 if (iks_find_attrib(pak->query, "id")) { 01188 ast_copy_string(p->sid, iks_find_attrib(pak->query, "id"), 01189 sizeof(p->sid)); 01190 } 01191 01192 /* codec points to the first <payload-type/> tag */ 01193 codec = iks_child(iks_child(iks_child(pak->x))); 01194 01195 while (codec) { 01196 ast_rtp_set_m_type(p->rtp, atoi(iks_find_attrib(codec, "id"))); 01197 ast_rtp_set_rtpmap_type(p->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0); 01198 codec = iks_next(codec); 01199 } 01200 01201 /* Now gather all of the codecs that we are asked for */ 01202 ast_rtp_get_current_formats(p->rtp, &p->peercapability, &peernoncodeccapability); 01203 p->jointcapability = p->capability & p->peercapability; 01204 ast_mutex_unlock(&p->lock); 01205 01206 ast_setstate(chan, AST_STATE_RING); 01207 if (!p->jointcapability) { 01208 ast_log(LOG_WARNING, "Capabilities don't match : us - %s, peer - %s, combined - %s \n", ast_getformatname_multiple(s1, BUFSIZ, p->capability), 01209 ast_getformatname_multiple(s2, BUFSIZ, p->peercapability), 01210 ast_getformatname_multiple(s3, BUFSIZ, p->jointcapability)); 01211 /* close session if capabilities don't match */ 01212 gtalk_action(client, p, "reject"); 01213 p->alreadygone = 1; 01214 gtalk_hangup(chan); 01215 ast_channel_free(chan); 01216 return -1; 01217 } 01218 01219 res = ast_pbx_start(chan); 01220 01221 switch (res) { 01222 case AST_PBX_FAILED: 01223 ast_log(LOG_WARNING, "Failed to start PBX :(\n"); 01224 gtalk_response(client, from, pak, "service-unavailable", NULL); 01225 break; 01226 case AST_PBX_CALL_LIMIT: 01227 ast_log(LOG_WARNING, "Failed to start PBX (call limit reached) \n"); 01228 gtalk_response(client, from, pak, "service-unavailable", NULL); 01229 break; 01230 case AST_PBX_SUCCESS: 01231 gtalk_response(client, from, pak, NULL, NULL); 01232 gtalk_invite_response(p, p->them, p->us,p->sid, 0); 01233 gtalk_create_candidates(client, p, p->sid, p->them, p->us); 01234 /* nothing to do */ 01235 break; 01236 } 01237 01238 return 1; 01239 }
static int gtalk_parser | ( | void * | data, | |
ikspak * | pak | |||
) | [static] |
Definition at line 1721 of file chan_gtalk.c.
References ast_log(), ASTOBJ_REF, ASTOBJ_UNREF, gtalk_add_candidate(), gtalk_handle_dtmf(), gtalk_hangup_farend(), gtalk_is_accepted(), gtalk_is_answered(), gtalk_member_destroy(), gtalk_newcall(), LOG_DEBUG, and option_debug.
Referenced by gtalk_create_member().
01722 { 01723 struct gtalk *client = ASTOBJ_REF((struct gtalk *) data); 01724 01725 if (iks_find_with_attrib(pak->x, "session", "type", "initiate")) { 01726 /* New call */ 01727 gtalk_newcall(client, pak); 01728 } else if (iks_find_with_attrib(pak->x, "session", "type", "candidates") || iks_find_with_attrib(pak->x, "session", "type", "transport-info")) { 01729 if (option_debug > 2) 01730 ast_log(LOG_DEBUG, "About to add candidate!\n"); 01731 gtalk_add_candidate(client, pak); 01732 if (option_debug > 2) 01733 ast_log(LOG_DEBUG, "Candidate Added!\n"); 01734 } else if (iks_find_with_attrib(pak->x, "session", "type", "accept")) { 01735 gtalk_is_answered(client, pak); 01736 } else if (iks_find_with_attrib(pak->x, "session", "type", "transport-accept")) { 01737 gtalk_is_accepted(client, pak); 01738 } else if (iks_find_with_attrib(pak->x, "session", "type", "content-info") || iks_find_with_attrib(pak->x, "gtalk", "action", "session-info")) { 01739 gtalk_handle_dtmf(client, pak); 01740 } else if (iks_find_with_attrib(pak->x, "session", "type", "terminate")) { 01741 gtalk_hangup_farend(client, pak); 01742 } else if (iks_find_with_attrib(pak->x, "session", "type", "reject")) { 01743 gtalk_hangup_farend(client, pak); 01744 } 01745 ASTOBJ_UNREF(client, gtalk_member_destroy); 01746 return IKS_FILTER_EAT; 01747 }
static struct ast_frame * gtalk_read | ( | struct ast_channel * | ast | ) | [static] |
Definition at line 1398 of file chan_gtalk.c.
References ast_mutex_lock(), ast_mutex_unlock(), gtalk_rtp_read(), gtalk_pvt::lock, and ast_channel::tech_pvt.
01399 { 01400 struct ast_frame *fr; 01401 struct gtalk_pvt *p = ast->tech_pvt; 01402 01403 ast_mutex_lock(&p->lock); 01404 fr = gtalk_rtp_read(ast, p); 01405 ast_mutex_unlock(&p->lock); 01406 return fr; 01407 }
static struct ast_channel * gtalk_request | ( | const char * | type, | |
int | format, | |||
void * | data, | |||
int * | cause | |||
) | [static] |
Part of PBX interface.
Definition at line 1616 of file chan_gtalk.c.
References ast_aji_get_client(), ast_log(), AST_STATE_DOWN, ast_strdupa, ASTOBJ_UNLOCK, ASTOBJ_UNREF, ASTOBJ_WRLOCK, gtalk::connection, find_gtalk(), gtalk_alloc(), gtalk_member_destroy(), gtalk_new(), aji_client::jid, LOG_ERROR, LOG_WARNING, s, strsep(), and gtalk::user.
01617 { 01618 struct gtalk_pvt *p = NULL; 01619 struct gtalk *client = NULL; 01620 char *sender = NULL, *to = NULL, *s = NULL; 01621 struct ast_channel *chan = NULL; 01622 01623 if (data) { 01624 s = ast_strdupa(data); 01625 if (s) { 01626 sender = strsep(&s, "/"); 01627 if (sender && (sender[0] != '\0')) 01628 to = strsep(&s, "/"); 01629 if (!to) { 01630 ast_log(LOG_ERROR, "Bad arguments in Gtalk Dialstring: %s\n", (char*) data); 01631 return NULL; 01632 } 01633 } 01634 } 01635 01636 client = find_gtalk(to, sender); 01637 if (!client) { 01638 ast_log(LOG_WARNING, "Could not find recipient.\n"); 01639 return NULL; 01640 } 01641 if (!strcasecmp(client->name, "guest")){ 01642 /* the guest account is not tied to any configured XMPP client, 01643 let's set it now */ 01644 client->connection = ast_aji_get_client(sender); 01645 if (!client->connection) { 01646 ast_log(LOG_ERROR, "No XMPP client to talk to, us (partial JID) : %s\n", sender); 01647 ASTOBJ_UNREF(client, gtalk_member_destroy); 01648 return NULL; 01649 } 01650 } 01651 01652 ASTOBJ_WRLOCK(client); 01653 p = gtalk_alloc(client, strchr(sender, '@') ? sender : client->connection->jid->full, strchr(to, '@') ? to : client->user, NULL); 01654 if (p) 01655 chan = gtalk_new(client, p, AST_STATE_DOWN, to); 01656 01657 ASTOBJ_UNLOCK(client); 01658 return chan; 01659 }
static int gtalk_response | ( | struct gtalk * | client, | |
char * | from, | |||
ikspak * | pak, | |||
const char * | reasonstr, | |||
const char * | reasonstr2 | |||
) | [static] |
Definition at line 586 of file chan_gtalk.c.
References gtalk::connection, and aji_client::p.
Referenced by gtalk_handle_dtmf(), gtalk_hangup_farend(), gtalk_is_accepted(), gtalk_is_answered(), and gtalk_newcall().
00587 { 00588 iks *response = NULL, *error = NULL, *reason = NULL; 00589 int res = -1; 00590 00591 response = iks_new("iq"); 00592 if (response) { 00593 iks_insert_attrib(response, "type", "result"); 00594 iks_insert_attrib(response, "from", from); 00595 iks_insert_attrib(response, "to", iks_find_attrib(pak->x, "from")); 00596 iks_insert_attrib(response, "id", iks_find_attrib(pak->x, "id")); 00597 if (reasonstr) { 00598 error = iks_new("error"); 00599 if (error) { 00600 iks_insert_attrib(error, "type", "cancel"); 00601 reason = iks_new(reasonstr); 00602 if (reason) 00603 iks_insert_node(error, reason); 00604 iks_insert_node(response, error); 00605 } 00606 } 00607 iks_send(client->connection->p, response); 00608 if (reason) 00609 iks_delete(reason); 00610 if (error) 00611 iks_delete(error); 00612 iks_delete(response); 00613 res = 0; 00614 } 00615 return res; 00616 }
static int gtalk_ringing_ack | ( | void * | data, | |
ikspak * | pak | |||
) | [static] |
Definition at line 517 of file chan_gtalk.c.
References AST_CONTROL_RINGING, ast_queue_control(), gtalk::connection, aji_client::f, gtalk_pvt::owner, gtalk_pvt::parent, and gtalk_pvt::ringrule.
Referenced by gtalk_call().
00518 { 00519 struct gtalk_pvt *p = data; 00520 00521 if (p->ringrule) 00522 iks_filter_remove_rule(p->parent->connection->f, p->ringrule); 00523 p->ringrule = NULL; 00524 if (p->owner) 00525 ast_queue_control(p->owner, AST_CONTROL_RINGING); 00526 return IKS_FILTER_EAT; 00527 }
static struct ast_frame* gtalk_rtp_read | ( | struct ast_channel * | ast, | |
struct gtalk_pvt * | p | |||
) | [static] |
Definition at line 1369 of file chan_gtalk.c.
References AST_FORMAT_AUDIO_MASK, AST_FORMAT_VIDEO_MASK, AST_FRAME_VOICE, ast_log(), ast_null_frame, ast_rtp_read(), ast_set_read_format(), ast_set_write_format(), f, gtalk_update_stun(), LOG_DEBUG, ast_channel::nativeformats, option_debug, gtalk_pvt::owner, gtalk_pvt::parent, ast_channel::readformat, gtalk_pvt::rtp, and ast_channel::writeformat.
Referenced by gtalk_read().
01370 { 01371 struct ast_frame *f; 01372 01373 if (!p->rtp) 01374 return &ast_null_frame; 01375 f = ast_rtp_read(p->rtp); 01376 gtalk_update_stun(p->parent, p); 01377 if (p->owner) { 01378 /* We already hold the channel lock */ 01379 if (f->frametype == AST_FRAME_VOICE) { 01380 if (f->subclass != (p->owner->nativeformats & AST_FORMAT_AUDIO_MASK)) { 01381 if (option_debug) 01382 ast_log(LOG_DEBUG, "Oooh, format changed to %d\n", f->subclass); 01383 p->owner->nativeformats = 01384 (p->owner->nativeformats & AST_FORMAT_VIDEO_MASK) | f->subclass; 01385 ast_set_read_format(p->owner, p->owner->readformat); 01386 ast_set_write_format(p->owner, p->owner->writeformat); 01387 } 01388 /* if ((ast_test_flag(p, SIP_DTMF) == SIP_DTMF_INBAND) && p->vad) { 01389 f = ast_dsp_process(p->owner, p->vad, f); 01390 if (option_debug && f && (f->frametype == AST_FRAME_DTMF)) 01391 ast_log(LOG_DEBUG, "* Detected inband DTMF '%c'\n", f->subclass); 01392 } */ 01393 } 01394 } 01395 return f; 01396 }
static int gtalk_sendhtml | ( | struct ast_channel * | ast, | |
int | subclass, | |||
const char * | data, | |||
int | datalen | |||
) | [static] |
Definition at line 1545 of file chan_gtalk.c.
References ast_log(), and LOG_NOTICE.
01546 { 01547 ast_log(LOG_NOTICE, "XXX Implement gtalk sendhtml XXX\n"); 01548 01549 return -1; 01550 }
static int gtalk_set_rtp_peer | ( | struct ast_channel * | chan, | |
struct ast_rtp * | rtp, | |||
struct ast_rtp * | vrtp, | |||
int | codecs, | |||
int | nat_active | |||
) | [static] |
Definition at line 566 of file chan_gtalk.c.
References ast_mutex_lock(), ast_mutex_unlock(), gtalk_pvt::lock, and ast_channel::tech_pvt.
00567 { 00568 struct gtalk_pvt *p; 00569 00570 p = chan->tech_pvt; 00571 if (!p) 00572 return -1; 00573 ast_mutex_lock(&p->lock); 00574 00575 /* if (rtp) 00576 ast_rtp_get_peer(rtp, &p->redirip); 00577 else 00578 memset(&p->redirip, 0, sizeof(p->redirip)); 00579 p->redircodecs = codecs; */ 00580 00581 /* Reset lastrtprx timer */ 00582 ast_mutex_unlock(&p->lock); 00583 return 0; 00584 }
static int gtalk_show_channels | ( | int | fd, | |
int | argc, | |||
char ** | argv | |||
) | [static] |
CLI command "gtalk show channels".
Definition at line 1662 of file chan_gtalk.c.
References AJI_MAX_JIDLEN, ast_cli(), ast_getformatname(), ast_log(), ast_mutex_lock(), ast_mutex_unlock(), ASTOBJ_CONTAINER_TRAVERSE, ASTOBJ_UNLOCK, ASTOBJ_WRLOCK, FORMAT, gtalk_list, LOG_WARNING, gtalk_pvt::next, gtalk_pvt::owner, ast_channel::readformat, RESULT_SHOWUSAGE, RESULT_SUCCESS, gtalk_pvt::them, and ast_channel::writeformat.
01663 { 01664 #define FORMAT "%-30.30s %-30.30s %-15.15s %-5.5s %-5.5s \n" 01665 struct gtalk_pvt *p; 01666 struct ast_channel *chan; 01667 int numchans = 0; 01668 char them[AJI_MAX_JIDLEN]; 01669 char *jid = NULL; 01670 char *resource = NULL; 01671 01672 if (argc != 3) 01673 return RESULT_SHOWUSAGE; 01674 01675 ast_mutex_lock(>alklock); 01676 ast_cli(fd, FORMAT, "Channel", "Jabber ID", "Resource", "Read", "Write"); 01677 ASTOBJ_CONTAINER_TRAVERSE(>alk_list, 1, { 01678 ASTOBJ_WRLOCK(iterator); 01679 p = iterator->p; 01680 while(p) { 01681 chan = p->owner; 01682 ast_copy_string(them, p->them, sizeof(them)); 01683 jid = them; 01684 resource = strchr(them, '/'); 01685 if (!resource) 01686 resource = "None"; 01687 else { 01688 *resource = '\0'; 01689 resource ++; 01690 } 01691 if (chan) 01692 ast_cli(fd, FORMAT, 01693 chan->name, 01694 jid, 01695 resource, 01696 ast_getformatname(chan->readformat), 01697 ast_getformatname(chan->writeformat) 01698 ); 01699 else 01700 ast_log(LOG_WARNING, "No available channel\n"); 01701 numchans ++; 01702 p = p->next; 01703 } 01704 ASTOBJ_UNLOCK(iterator); 01705 }); 01706 01707 ast_mutex_unlock(>alklock); 01708 01709 ast_cli(fd, "%d active gtalk channel%s\n", numchans, (numchans != 1) ? "s" : ""); 01710 return RESULT_SUCCESS; 01711 #undef FORMAT 01712 }
Definition at line 1241 of file chan_gtalk.c.
References ahp, ast_gethostbyname(), ast_inet_ntoa(), ast_log(), ast_rtp_get_peer(), ast_rtp_stun_request(), hp, gtalk_candidate::ip, gtalk_pvt::laststun, LOG_DEBUG, gtalk_candidate::next, option_debug, gtalk_pvt::ourcandidates, gtalk_candidate::port, gtalk_pvt::rtp, gtalk_pvt::theircandidates, gtalk_candidate::username, and username.
Referenced by gtalk_add_candidate(), and gtalk_rtp_read().
01242 { 01243 struct gtalk_candidate *tmp; 01244 struct hostent *hp; 01245 struct ast_hostent ahp; 01246 struct sockaddr_in sin; 01247 struct sockaddr_in aux; 01248 01249 if (time(NULL) == p->laststun) 01250 return 0; 01251 01252 tmp = p->theircandidates; 01253 p->laststun = time(NULL); 01254 while (tmp) { 01255 char username[256]; 01256 01257 /* Find the IP address of the host */ 01258 hp = ast_gethostbyname(tmp->ip, &ahp); 01259 sin.sin_family = AF_INET; 01260 memcpy(&sin.sin_addr, hp->h_addr, sizeof(sin.sin_addr)); 01261 sin.sin_port = htons(tmp->port); 01262 snprintf(username, sizeof(username), "%s%s", tmp->username, 01263 p->ourcandidates->username); 01264 01265 /* Find out the result of the STUN */ 01266 ast_rtp_get_peer(p->rtp, &aux); 01267 01268 /* If the STUN result is different from the IP of the hostname, 01269 lock on the stun IP of the hostname advertised by the 01270 remote client */ 01271 if (aux.sin_addr.s_addr && 01272 aux.sin_addr.s_addr != sin.sin_addr.s_addr) 01273 ast_rtp_stun_request(p->rtp, &aux, username); 01274 else 01275 ast_rtp_stun_request(p->rtp, &sin, username); 01276 01277 if (aux.sin_addr.s_addr && option_debug > 3) { 01278 ast_log(LOG_DEBUG, "Receiving RTP traffic from IP %s, matches with remote candidate's IP %s\n", ast_inet_ntoa(aux.sin_addr), tmp->ip); 01279 ast_log(LOG_DEBUG, "Sending STUN request to %s\n", tmp->ip); 01280 } 01281 01282 tmp = tmp->next; 01283 } 01284 return 1; 01285 }
static int gtalk_write | ( | struct ast_channel * | ast, | |
struct ast_frame * | f | |||
) | [static] |
Send frame to media channel (rtp).
Definition at line 1410 of file chan_gtalk.c.
References AST_FRAME_IMAGE, AST_FRAME_VIDEO, AST_FRAME_VOICE, ast_log(), ast_mutex_lock(), ast_mutex_unlock(), ast_rtp_write(), ast_frame::frametype, gtalk_pvt::lock, LOG_WARNING, ast_channel::nativeformats, ast_channel::readformat, gtalk_pvt::rtp, ast_frame::subclass, ast_channel::tech_pvt, gtalk_pvt::vrtp, and ast_channel::writeformat.
01411 { 01412 struct gtalk_pvt *p = ast->tech_pvt; 01413 int res = 0; 01414 01415 switch (frame->frametype) { 01416 case AST_FRAME_VOICE: 01417 if (!(frame->subclass & ast->nativeformats)) { 01418 ast_log(LOG_WARNING, 01419 "Asked to transmit frame type %d, while native formats is %d (read/write = %d/%d)\n", 01420 frame->subclass, ast->nativeformats, ast->readformat, 01421 ast->writeformat); 01422 return 0; 01423 } 01424 if (p) { 01425 ast_mutex_lock(&p->lock); 01426 if (p->rtp) { 01427 res = ast_rtp_write(p->rtp, frame); 01428 } 01429 ast_mutex_unlock(&p->lock); 01430 } 01431 break; 01432 case AST_FRAME_VIDEO: 01433 if (p) { 01434 ast_mutex_lock(&p->lock); 01435 if (p->vrtp) { 01436 res = ast_rtp_write(p->vrtp, frame); 01437 } 01438 ast_mutex_unlock(&p->lock); 01439 } 01440 break; 01441 case AST_FRAME_IMAGE: 01442 return 0; 01443 break; 01444 default: 01445 ast_log(LOG_WARNING, "Can't send %d type frames with Gtalk write\n", 01446 frame->frametype); 01447 return 0; 01448 } 01449 01450 return res; 01451 }
static int load_module | ( | void | ) | [static] |
Load module into PBX, register channel.
Definition at line 1977 of file chan_gtalk.c.
References __ourip, ast_channel_register(), ast_cli_register_multiple(), ast_find_ourip(), ast_log(), ast_module_helper(), AST_MODULE_LOAD_DECLINE, ast_rtp_proto_register(), ASTOBJ_CONTAINER_INIT, bindaddr, free, GOOGLE_CONFIG, gtalk_cli, gtalk_list, gtalk_load_config(), gtalk_rtp, gtalk_tech, io, io_context_create(), LOG_ERROR, LOG_WARNING, sched_context_create(), and ast_channel_tech::type.
01978 { 01979 char *jabber_loaded = ast_module_helper("", "res_jabber.so", 0, 0, 0, 0); 01980 free(jabber_loaded); 01981 if (!jabber_loaded) { 01982 /* If embedded, check for a different module name */ 01983 jabber_loaded = ast_module_helper("", "res_jabber", 0, 0, 0, 0); 01984 free(jabber_loaded); 01985 if (!jabber_loaded) { 01986 ast_log(LOG_ERROR, "chan_gtalk.so depends upon res_jabber.so\n"); 01987 return AST_MODULE_LOAD_DECLINE; 01988 } 01989 } 01990 01991 #ifdef HAVE_GNUTLS 01992 gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread); 01993 #endif /* HAVE_GNUTLS */ 01994 01995 ASTOBJ_CONTAINER_INIT(>alk_list); 01996 if (!gtalk_load_config()) { 01997 ast_log(LOG_ERROR, "Unable to read config file %s. Not loading module.\n", GOOGLE_CONFIG); 01998 return 0; 01999 } 02000 02001 sched = sched_context_create(); 02002 if (!sched) 02003 ast_log(LOG_WARNING, "Unable to create schedule context\n"); 02004 02005 io = io_context_create(); 02006 if (!io) 02007 ast_log(LOG_WARNING, "Unable to create I/O context\n"); 02008 02009 if (ast_find_ourip(&__ourip, bindaddr)) { 02010 ast_log(LOG_WARNING, "Unable to get own IP address, Gtalk disabled\n"); 02011 return 0; 02012 } 02013 02014 ast_rtp_proto_register(>alk_rtp); 02015 ast_cli_register_multiple(gtalk_cli, sizeof(gtalk_cli) / sizeof(gtalk_cli[0])); 02016 02017 /* Make sure we can register our channel type */ 02018 if (ast_channel_register(>alk_tech)) { 02019 ast_log(LOG_ERROR, "Unable to register channel class %s\n", gtalk_tech.type); 02020 return -1; 02021 } 02022 return 0; 02023 }
static int reload | ( | void | ) | [static] |
static int unload_module | ( | void | ) | [static] |
Unload the gtalk channel from Asterisk.
Definition at line 2032 of file chan_gtalk.c.
References ast_channel_unregister(), ast_cli_unregister_multiple(), ast_log(), ast_mutex_lock(), ast_mutex_unlock(), ast_rtp_proto_unregister(), ast_softhangup(), AST_SOFTHANGUP_APPUNLOAD, ASTOBJ_CONTAINER_DESTROY, ASTOBJ_CONTAINER_DESTROYALL, ASTOBJ_CONTAINER_TRAVERSE, ASTOBJ_UNLOCK, ASTOBJ_WRLOCK, gtalk_cli, gtalk_list, gtalk_member_destroy(), gtalk_rtp, gtalk_tech, LOG_WARNING, gtalk_pvt::next, and gtalk_pvt::owner.
02033 { 02034 struct gtalk_pvt *privates = NULL; 02035 ast_cli_unregister_multiple(gtalk_cli, sizeof(gtalk_cli) / sizeof(gtalk_cli[0])); 02036 /* First, take us out of the channel loop */ 02037 ast_channel_unregister(>alk_tech); 02038 ast_rtp_proto_unregister(>alk_rtp); 02039 02040 if (!ast_mutex_lock(>alklock)) { 02041 /* Hangup all interfaces if they have an owner */ 02042 ASTOBJ_CONTAINER_TRAVERSE(>alk_list, 1, { 02043 ASTOBJ_WRLOCK(iterator); 02044 privates = iterator->p; 02045 while(privates) { 02046 if (privates->owner) 02047 ast_softhangup(privates->owner, AST_SOFTHANGUP_APPUNLOAD); 02048 privates = privates->next; 02049 } 02050 iterator->p = NULL; 02051 ASTOBJ_UNLOCK(iterator); 02052 }); 02053 ast_mutex_unlock(>alklock); 02054 } else { 02055 ast_log(LOG_WARNING, "Unable to lock the monitor\n"); 02056 return -1; 02057 } 02058 ASTOBJ_CONTAINER_DESTROYALL(>alk_list, gtalk_member_destroy); 02059 ASTOBJ_CONTAINER_DESTROY(>alk_list); 02060 return 0; 02061 }
struct in_addr __ourip [static] |
Definition at line 229 of file chan_gtalk.c.
struct sockaddr_in bindaddr = { 0, } [static] |
The address we bind to
Definition at line 225 of file chan_gtalk.c.
Referenced by gtalk_alloc(), gtalk_create_candidates(), gtalk_load_config(), load_module(), reload_config(), sip_alloc(), sip_show_settings(), start_rtp(), and transmit_register().
struct ast_jb_conf default_jbconf [static] |
Global jitterbuffer configuration - by default, jb is disabled
Definition at line 89 of file chan_gtalk.c.
const char desc[] = "Gtalk Channel" [static] |
Definition at line 173 of file chan_gtalk.c.
Referenced by ast_cause2str(), ast_codec2str(), load_rpt_vars(), misdn_cfg_get_desc(), and show_config_description().
char externip[16] [static] |
int global_capability = AST_FORMAT_ULAW | AST_FORMAT_ALAW | AST_FORMAT_GSM | AST_FORMAT_H263 [static] |
Definition at line 175 of file chan_gtalk.c.
Referenced by gtalk_alloc(), gtalk_load_config(), and gtalk_new().
struct ast_jb_conf global_jbconf [static] |
Definition at line 96 of file chan_gtalk.c.
struct ast_cli_entry gtalk_cli[] [static] |
Initial value:
{ {{ "gtalk", "reload", NULL}, gtalk_do_reload, "Reload GoogleTalk configuration", reload_usage }, {{ "gtalk", "show", "channels", NULL}, gtalk_show_channels, "Show GoogleTalk channels", show_channels_usage }, }
Definition at line 249 of file chan_gtalk.c.
Referenced by load_module(), and unload_module().
struct gtalk_container gtalk_list [static] |
Definition at line 258 of file chan_gtalk.c.
Referenced by find_gtalk(), gtalk_show_channels(), load_module(), and unload_module().
struct ast_rtp_protocol gtalk_rtp [static] |
RTP driver interface.
Definition at line 233 of file chan_gtalk.c.
Referenced by load_module(), and unload_module().
struct ast_channel_tech gtalk_tech [static] |
PBX interface structure for channel registration.
Definition at line 205 of file chan_gtalk.c.
Referenced by gtalk_new(), load_module(), and unload_module().
struct io_context* io [static] |
The IO context
Definition at line 228 of file chan_gtalk.c.
Referenced by __oh323_rtp_create(), ast_expr(), ast_rtp_new(), ast_rtp_new_with_bindaddr(), ast_udptl_new(), ast_udptl_new_with_bindaddr(), do_monitor(), gtalk_alloc(), load_module(), network_thread(), peer_set_srcaddr(), reload(), reload_config(), set_config(), sip_alloc(), siptcpsock_accept(), start_rtp(), and unload_module().
char reload_usage[] [static] |
Initial value:
"Usage: gtalk reload\n" " Reload gtalk channel driver.\n"
Definition at line 244 of file chan_gtalk.c.
struct sched_context* sched [static] |
The scheduling context
Definition at line 227 of file chan_gtalk.c.
char show_channels_usage[] [static] |
Initial value:
"Usage: gtalk show channels\n" " Shows current state of the Gtalk channels.\n"
Definition at line 240 of file chan_gtalk.c.