1 /*****************************************************************************\
3 ** Linux Call Router **
5 **---------------------------------------------------------------------------**
6 ** Copyright: Andreas Eversberg **
10 \*****************************************************************************/
13 //#define __u8 unsigned char
14 //#define __u16 unsigned short
15 //#define __u32 unsigned int
18 /* notify endpoint about state change (if any) */
19 static int notify_state_change(int join_id, int epoint_id, int old_state, int new_state)
21 int notify_off = 0, notify_on = 0;
22 struct lcr_msg *message;
24 if (old_state == new_state)
28 case NOTIFY_STATE_ACTIVE:
30 case NOTIFY_STATE_HOLD:
31 notify_on = INFO_NOTIFY_REMOTE_HOLD;
33 case NOTIFY_STATE_SUSPEND:
34 notify_on = INFO_NOTIFY_USER_SUSPENDED;
36 case NOTIFY_STATE_CONFERENCE:
37 notify_on = INFO_NOTIFY_CONFERENCE_ESTABLISHED;
42 case NOTIFY_STATE_HOLD:
44 case NOTIFY_STATE_ACTIVE:
45 notify_off = INFO_NOTIFY_REMOTE_RETRIEVAL;
47 case NOTIFY_STATE_SUSPEND:
48 notify_off = INFO_NOTIFY_REMOTE_RETRIEVAL;
49 notify_on = INFO_NOTIFY_USER_SUSPENDED;
51 case NOTIFY_STATE_CONFERENCE:
52 notify_off = INFO_NOTIFY_REMOTE_RETRIEVAL;
53 notify_on = INFO_NOTIFY_CONFERENCE_ESTABLISHED;
58 case NOTIFY_STATE_SUSPEND:
60 case NOTIFY_STATE_ACTIVE:
61 notify_off = INFO_NOTIFY_USER_RESUMED;
63 case NOTIFY_STATE_HOLD:
64 notify_off = INFO_NOTIFY_USER_RESUMED;
65 notify_on = INFO_NOTIFY_REMOTE_HOLD;
67 case NOTIFY_STATE_CONFERENCE:
68 notify_off = INFO_NOTIFY_USER_RESUMED;
69 notify_on = INFO_NOTIFY_CONFERENCE_ESTABLISHED;
74 case NOTIFY_STATE_CONFERENCE:
76 case NOTIFY_STATE_ACTIVE:
77 notify_off = INFO_NOTIFY_CONFERENCE_DISCONNECTED;
79 case NOTIFY_STATE_HOLD:
80 notify_off = INFO_NOTIFY_CONFERENCE_DISCONNECTED;
81 notify_on = INFO_NOTIFY_REMOTE_HOLD;
83 case NOTIFY_STATE_SUSPEND:
84 notify_off = INFO_NOTIFY_CONFERENCE_DISCONNECTED;
85 notify_on = INFO_NOTIFY_USER_SUSPENDED;
91 if (join_id && notify_off) {
92 message = message_create(join_id, epoint_id, JOIN_TO_EPOINT, MESSAGE_NOTIFY);
93 message->param.notifyinfo.notify = notify_off;
97 if (join_id && notify_on) {
98 message = message_create(join_id, epoint_id, JOIN_TO_EPOINT, MESSAGE_NOTIFY);
99 message->param.notifyinfo.notify = notify_on;
100 message_put(message);
107 /* debug function for join */
108 void joinpbx_debug(class JoinPBX *joinpbx, const char *function)
110 struct join_relation *relation;
111 struct port_list *portlist;
112 class Endpoint *epoint;
116 if (!(options.deb & DEBUG_JOIN))
119 PDEBUG(DEBUG_JOIN, "join(%d) start (called from %s)\n", joinpbx->j_serial, function);
121 relation = joinpbx->j_relation;
124 PDEBUG(DEBUG_JOIN, "join has no relations\n");
126 epoint = find_epoint_id(relation->epoint_id);
128 PDEBUG(DEBUG_JOIN, "warning: relations epoint id=%d doesn't exists!\n", relation->epoint_id);
129 relation = relation->next;
133 UPRINT(strchr(buffer,0), "*** ep%d", relation->epoint_id);
134 UPRINT(strchr(buffer,0), " ifs=");
135 portlist = epoint->ep_portlist;
137 port = find_port_id(portlist->port_id);
139 UPRINT(strchr(buffer,0), "%s,", port->p_name);
141 UPRINT(strchr(buffer,0), "<port %d doesn't exist>,", portlist->port_id);
142 portlist = portlist->next;
144 // UPRINT(strchr(buffer,0), " endpoint=%d on=%s hold=%s", epoint->ep_serial, (epoint->ep_join_id==joinpbx->j_serial)?"yes":"no", (epoint->get_hold_id()==joinpbx->j_serial)?"yes":"no");
145 UPRINT(strchr(buffer,0), " endpoint=%d on=%s", epoint->ep_serial, (epoint->ep_join_id==joinpbx->j_serial)?"yes":"no");
146 switch(relation->type) {
147 case RELATION_TYPE_CALLING:
148 UPRINT(strchr(buffer,0), " type=CALLING");
150 case RELATION_TYPE_SETUP:
151 UPRINT(strchr(buffer,0), " type=SETUP");
153 case RELATION_TYPE_CONNECT:
154 UPRINT(strchr(buffer,0), " type=CONNECT");
157 UPRINT(strchr(buffer,0), " type=unknown");
160 if (relation->channel_state)
161 UPRINT(strchr(buffer,0), " channel=CONNECT");
163 UPRINT(strchr(buffer,0), " channel=HOLD");
164 switch(relation->tx_state) {
165 case NOTIFY_STATE_ACTIVE:
166 UPRINT(strchr(buffer,0), " tx_state=ACTIVE");
168 case NOTIFY_STATE_HOLD:
169 UPRINT(strchr(buffer,0), " tx_state=HOLD");
171 case NOTIFY_STATE_SUSPEND:
172 UPRINT(strchr(buffer,0), " tx_state=SUSPEND");
174 case NOTIFY_STATE_CONFERENCE:
175 UPRINT(strchr(buffer,0), " tx_state=CONFERENCE");
178 UPRINT(strchr(buffer,0), " tx_state=unknown");
181 switch(relation->rx_state) {
182 case NOTIFY_STATE_ACTIVE:
183 UPRINT(strchr(buffer,0), " rx_state=ACTIVE");
185 case NOTIFY_STATE_HOLD:
186 UPRINT(strchr(buffer,0), " rx_state=HOLD");
188 case NOTIFY_STATE_SUSPEND:
189 UPRINT(strchr(buffer,0), " rx_state=SUSPEND");
191 case NOTIFY_STATE_CONFERENCE:
192 UPRINT(strchr(buffer,0), " rx_state=CONFERENCE");
195 UPRINT(strchr(buffer,0), " rx_state=unknown");
198 PDEBUG(DEBUG_JOIN, "%s\n", buffer);
199 relation = relation->next;
202 PDEBUG(DEBUG_JOIN, "end\n");
205 int update_bridge(struct lcr_work *work, void *instance, int index);
208 * constructor for a new join
209 * the join will have a relation to the calling endpoint
211 JoinPBX::JoinPBX(class Endpoint *epoint) : Join()
213 struct join_relation *relation;
214 // char filename[256];
217 FATAL("epoint is NULL.\n");
219 PDEBUG(DEBUG_JOIN, "creating new join and connecting it to the endpoint.\n");
221 j_type = JOIN_TYPE_PBX;
223 j_caller_id[0] = '\0';
228 j_partyline_jingle = 0;
231 memset(&j_updatebridge, 0, sizeof(j_updatebridge));
232 add_work(&j_updatebridge, update_bridge, this, 0);
234 /* initialize a relation only to the calling interface */
235 relation = j_relation = (struct join_relation *)MALLOC(sizeof(struct join_relation));
237 relation->type = RELATION_TYPE_CALLING;
238 relation->channel_state = 0; /* audio is assumed on a new join */
239 relation->tx_state = NOTIFY_STATE_ACTIVE; /* new joins always assumed to be active */
240 relation->rx_state = NOTIFY_STATE_ACTIVE; /* new joins always assumed to be active */
241 relation->epoint_id = epoint->ep_serial;
244 if (options.deb & DEBUG_JOIN)
245 joinpbx_debug(this, "JoinPBX::Constructor(new join)");
254 struct join_relation *relation, *rtemp;
256 relation = j_relation;
258 rtemp = relation->next;
259 FREE(relation, sizeof(struct join_relation));
264 del_work(&j_updatebridge);
268 /* bridge sets the audio flow of all bchannels assiociated to 'this' join
269 * also it changes and notifies active/hold/conference states
271 int update_bridge(struct lcr_work *work, void *instance, int index)
273 class JoinPBX *joinpbx = (class JoinPBX *)instance;
280 void JoinPBX::bridge(void)
282 struct join_relation *relation;
283 struct lcr_msg *message;
284 int numconnect = 0, relations = 0;
285 class Endpoint *epoint;
286 struct port_list *portlist;
288 #ifdef DEBUG_COREBRIDGE
289 int allmISDN = 0; // never set for debug purpose
291 int allmISDN = 1; // set until a non-mISDN relation is found
294 relation = j_relation;
296 /* count all relations */
299 /* check for relation's objects */
300 epoint = find_epoint_id(relation->epoint_id);
302 PERROR("software error: relation without existing endpoints.\n");
303 relation = relation->next;
306 portlist = epoint->ep_portlist;
308 PDEBUG(DEBUG_JOIN, "join%d ignoring relation without port object.\n", j_serial);
309 //#warning testing: keep on hold until single audio stream available
310 relation->channel_state = 0;
311 relation = relation->next;
314 if (portlist->next) {
315 PDEBUG(DEBUG_JOIN, "join%d ignoring relation with ep%d due to port_list.\n", j_serial, epoint->ep_serial);
316 //#warning testing: keep on hold until single audio stream available
317 relation->channel_state = 0;
318 relation = relation->next;
321 port = find_port_id(portlist->port_id);
323 PDEBUG(DEBUG_JOIN, "join%d ignoring relation without existing port object.\n", j_serial);
324 relation = relation->next;
327 if ((port->p_type&PORT_CLASS_MASK)!=PORT_CLASS_mISDN) {
328 PDEBUG(DEBUG_JOIN, "join%d ignoring relation ep%d because it's port is not mISDN.\n", j_serial, epoint->ep_serial);
330 PDEBUG(DEBUG_JOIN, "join%d not all endpoints are mISDN.\n", j_serial);
333 relation = relation->next;
337 relation = relation->next;
340 PDEBUG(DEBUG_JOIN, "join%d members=%d %s\n", j_serial, relations, (allmISDN)?"(all are mISDN-members)":"(not all are mISDN-members)");
341 /* we notify all relations about rxdata. */
342 relation = j_relation;
344 /* count connected relations */
345 if ((relation->channel_state == 1)
346 && (relation->rx_state != NOTIFY_STATE_SUSPEND)
347 && (relation->rx_state != NOTIFY_STATE_HOLD))
350 /* remove unconnected parties from conference, also remove remotely disconnected parties so conference will not be disturbed. */
351 if (relation->channel_state == 1
352 && relation->rx_state != NOTIFY_STATE_HOLD
353 && relation->rx_state != NOTIFY_STATE_SUSPEND
354 && relations>1 // no conf with one member
355 && allmISDN) { // no conf if any member is not mISDN
356 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, MESSAGE_mISDNSIGNAL);
357 message->param.mISDNsignal.message = mISDNSIGNAL_CONF;
358 message->param.mISDNsignal.conf = j_serial<<16 | j_pid;
359 PDEBUG(DEBUG_JOIN, "join%d EP%d +on+ id: 0x%08x\n", j_serial, relation->epoint_id, message->param.mISDNsignal.conf);
360 message_put(message);
362 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, MESSAGE_mISDNSIGNAL);
363 message->param.mISDNsignal.message = mISDNSIGNAL_CONF;
364 message->param.mISDNsignal.conf = 0;
365 PDEBUG(DEBUG_JOIN, "join%d EP%d +off+ id: 0x%08x\n", j_serial, relation->epoint_id, message->param.mISDNsignal.conf);
366 message_put(message);
370 * Bridge between port instances if:
372 * - one or all are not mISDN
374 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, MESSAGE_BRIDGE);
375 message->param.bridge_id = (relations==2 && !allmISDN) ? j_serial : 0;
376 PDEBUG(DEBUG_JOIN, "join%u EP%u requests bridge=%u\n", j_serial, relation->epoint_id, message->param.bridge_id);
377 message_put(message);
379 relation = relation->next;
382 /* two people just exchange their states */
383 if (relations==2 && !j_partyline) {
384 PDEBUG(DEBUG_JOIN, "join%d 2 relations / no partyline\n", j_serial);
385 relation = j_relation;
386 relation->tx_state = notify_state_change(j_serial, relation->epoint_id, relation->tx_state, relation->next->rx_state);
387 relation->next->tx_state = notify_state_change(j_serial, relation->next->epoint_id, relation->next->tx_state, relation->rx_state);
389 /* one member in a join, so we put her on hold */
390 if ((relations==1 || numconnect==1)/* && !j_partyline_jingle*/) {
391 PDEBUG(DEBUG_JOIN, "join%d 1 member or only 1 connected, put on hold\n", j_serial);
392 relation = j_relation;
394 if ((relation->channel_state == 1)
395 && (relation->rx_state != NOTIFY_STATE_SUSPEND)
396 && (relation->rx_state != NOTIFY_STATE_HOLD))
397 relation->tx_state = notify_state_change(j_serial, relation->epoint_id, relation->tx_state, NOTIFY_STATE_HOLD);
398 relation = relation->next;
401 /* if conference/partyline (or more than two members and more than one is connected), so we set conference state */
402 PDEBUG(DEBUG_JOIN, "join%d %d members, %d connected, signal conference\n", j_serial, relations, numconnect);
403 relation = j_relation;
405 if ((relation->channel_state == 1)
406 && (relation->rx_state != NOTIFY_STATE_SUSPEND)
407 && (relation->rx_state != NOTIFY_STATE_HOLD))
408 relation->tx_state = notify_state_change(j_serial, relation->epoint_id, relation->tx_state, NOTIFY_STATE_CONFERENCE);
409 relation = relation->next;
414 /* release join from endpoint
415 * if the join has two relations, all relations are freed and the join will be
417 * on outgoing relations, the cause is collected, if not connected
418 * returns if join has been destroyed
420 int JoinPBX::release(struct join_relation *relation, int location, int cause)
422 struct join_relation *reltemp, **relationpointer;
423 struct lcr_msg *message;
427 /* remove from bridge */
428 if (relation->channel_state != 0) {
429 relation->channel_state = 0;
430 trigger_work(&j_updatebridge);
431 // note: if join is not released, bridge must be updated
434 /* detach given interface */
435 reltemp = j_relation;
436 relationpointer = &j_relation;
438 /* endpoint of function call */
439 if (relation == reltemp)
441 relationpointer = &reltemp->next;
442 reltemp = reltemp->next;
445 FATAL("relation not in list of our relations. this must not happen.\n");
446 //printf("releasing relation %d\n", reltemp->epoint_id);
447 *relationpointer = reltemp->next;
448 FREE(reltemp, sizeof(struct join_relation));
450 relation = reltemp = NULL; // just in case of reuse fault;
452 /* if no more relation */
454 PDEBUG(DEBUG_JOIN, "join is completely removed.\n");
455 /* there is no more endpoint related to the join */
458 // end of join object!
459 PDEBUG(DEBUG_JOIN, "join completely removed!\n");
461 /* if join is a party line */
463 PDEBUG(DEBUG_JOIN, "join is a conference room, so we keep it alive until the last party left.\n");
465 /* if only one relation left */
466 if (!j_relation->next) {
467 PDEBUG(DEBUG_JOIN, "join has one relation left, so we send it a release with the given cause %d.\n", cause);
468 message = message_create(j_serial, j_relation->epoint_id, JOIN_TO_EPOINT, MESSAGE_RELEASE);
469 message->param.disconnectinfo.cause = cause;
470 message->param.disconnectinfo.location = location;
471 message_put(message);
474 // end of join object!
475 PDEBUG(DEBUG_JOIN, "join completely removed!\n");
480 if (options.deb & DEBUG_JOIN && join->j_type==JOIN_TYPE_PBX)
481 joinpbx_debug((class JoinPBX *)join, "join_release{all joins left}");
484 PDEBUG(DEBUG_JOIN, "join_release(): ended.\n");
488 /* count number of relations in a join
490 int joinpbx_countrelations(unsigned int join_id)
492 struct join_relation *relation;
495 class JoinPBX *joinpbx;
497 join = find_join_id(join_id);
502 if (join->j_type == JOIN_TYPE_REMOTE)
505 if (join->j_type != JOIN_TYPE_PBX)
507 joinpbx = (class JoinPBX *)join;
510 relation = joinpbx->j_relation;
513 relation = relation->next;
519 /* check if one is calling and all other relations are setup-realations */
520 int joinpbx_onecalling_othersetup(struct join_relation *relation)
522 int calling = 0, other = 0;
525 switch(relation->type) {
526 case RELATION_TYPE_CALLING:
529 case RELATION_TYPE_SETUP:
536 relation = relation->next;
539 if (calling == 1 && other == 0)
544 void JoinPBX::remove_relation(struct join_relation *relation)
546 struct join_relation *temp, **tempp;
554 if (temp == relation)
560 PERROR("relation not in join.\n");
564 PDEBUG(DEBUG_JOIN, "removing relation.\n");
565 *tempp = relation->next;
566 FREE(temp, sizeof(struct join_relation));
571 struct join_relation *JoinPBX::add_relation(void)
573 struct join_relation *relation;
576 PERROR("there is no first relation to this join\n");
579 relation = j_relation;
580 while(relation->next)
581 relation = relation->next;
583 relation->next = (struct join_relation *)MALLOC(sizeof(struct join_relation));
585 /* the record pointer is set at the first time the data is received for the relation */
587 // if (options.deb & DEBUG_JOIN)
588 // joinpbx_debug(join, "add_relation");
589 return(relation->next);
592 /* epoint sends a message to a join
595 void JoinPBX::message_epoint(unsigned int epoint_id, int message_type, union parameter *param)
598 struct join_relation *relation, *reltemp;
601 struct lcr_msg *message;
602 // int size, writesize, oldpointer;
603 char *number, *numbers;
606 PERROR("software error, epoint == NULL\n");
610 // if (options.deb & DEBUG_JOIN) {
611 // PDEBUG(DEBUG_JOIN, "message %d received from ep%d.\n", message, epoint->ep_serial);
612 // joinpbx_debug(join,"Join::message_epoint");
614 if (options.deb & DEBUG_JOIN) {
618 if (cl->j_type == JOIN_TYPE_PBX)
619 joinpbx_debug((class JoinPBX *)cl, "Join::message_epoint{all joins before processing}");
626 relation = j_relation;
628 if (relation->epoint_id == epoint_id)
630 relation = relation->next;
633 PDEBUG(DEBUG_JOIN, "no relation back to the endpoint found, ignoring (join=%d, endpoint=%d)\n", j_serial, epoint_id);
637 /* count relations */
638 num=joinpbx_countrelations(j_serial);
640 /* process party line */
641 if (message_type == MESSAGE_SETUP) if (param->setup.partyline && !j_partyline) {
642 j_partyline = param->setup.partyline;
643 j_partyline_jingle = param->setup.partyline_jingle;
646 switch(message_type) {
648 PDEBUG(DEBUG_JOIN, "respsone with connect in partyline mode.\n");
649 relation->type = RELATION_TYPE_CONNECT;
650 message = message_create(j_serial, epoint_id, JOIN_TO_EPOINT, MESSAGE_CONNECT);
651 SPRINT(message->param.connectinfo.id, "%d", j_partyline);
652 message->param.connectinfo.ntype = INFO_NTYPE_UNKNOWN;
653 message_put(message);
654 trigger_work(&j_updatebridge);
655 if (j_partyline_jingle)
659 case MESSAGE_AUDIOPATH:
660 PDEBUG(DEBUG_JOIN, "join received channel message: %d.\n", param->audiopath);
661 if (relation->channel_state != param->audiopath) {
662 relation->channel_state = param->audiopath;
663 trigger_work(&j_updatebridge);
664 if (options.deb & DEBUG_JOIN)
665 joinpbx_debug(this, "Join::message_epoint{after setting new channel state}");
669 case MESSAGE_DISCONNECT:
670 PDEBUG(DEBUG_JOIN, "releasing after receiving disconnect, because join in partyline mode.\n");
671 message = message_create(j_serial, epoint_id, JOIN_TO_EPOINT, MESSAGE_RELEASE);
672 message->param.disconnectinfo.cause = CAUSE_NORMAL;
673 message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
674 message_put(message);
677 case MESSAGE_RELEASE:
678 PDEBUG(DEBUG_JOIN, "releasing from join\n");
679 release(relation, 0, 0);
680 if (j_partyline_jingle)
685 PDEBUG(DEBUG_JOIN, "ignoring message, because join in partyline mode.\n");
691 /* process messages */
692 switch(message_type) {
693 /* process audio path message */
694 case MESSAGE_AUDIOPATH:
695 PDEBUG(DEBUG_JOIN, "join received channel message: audiopath=%d, current relation's channel_state=%d\n", param->audiopath, relation->channel_state);
696 if (relation->channel_state != param->audiopath) {
697 relation->channel_state = param->audiopath;
698 trigger_work(&j_updatebridge);
699 if (options.deb & DEBUG_JOIN)
700 joinpbx_debug(this, "Join::message_epoint{after setting new channel state}");
706 switch(param->notifyinfo.notify) {
707 case INFO_NOTIFY_USER_SUSPENDED:
708 case INFO_NOTIFY_USER_RESUMED:
709 case INFO_NOTIFY_REMOTE_HOLD:
710 case INFO_NOTIFY_REMOTE_RETRIEVAL:
711 case INFO_NOTIFY_CONFERENCE_ESTABLISHED:
712 case INFO_NOTIFY_CONFERENCE_DISCONNECTED:
713 new_state = track_notify(relation->rx_state, param->notifyinfo.notify);
714 if (new_state != relation->rx_state) {
715 relation->rx_state = new_state;
716 trigger_work(&j_updatebridge);
717 if (options.deb & DEBUG_JOIN)
718 joinpbx_debug(this, "Join::message_epoint{after setting new rx state}");
723 /* send notification to all other endpoints */
724 reltemp = j_relation;
726 if (reltemp->epoint_id!=epoint_id && reltemp->epoint_id) {
727 message = message_create(j_serial, reltemp->epoint_id, JOIN_TO_EPOINT, MESSAGE_NOTIFY);
728 memcpy(&message->param, param, sizeof(union parameter));
729 message_put(message);
731 reltemp = reltemp->next;
736 /* relations sends a connect */
737 case MESSAGE_CONNECT:
738 /* outgoing setup type becomes connected */
739 if (relation->type == RELATION_TYPE_SETUP)
740 relation->type = RELATION_TYPE_CONNECT;
741 /* release other relations in setup state */
743 reltemp = j_relation;
745 //printf("connect, checking relation %d\n", reltemp->epoint_id);
746 if (reltemp->type == RELATION_TYPE_SETUP) {
747 //printf("relation %d is of type setup, releasing\n", reltemp->epoint_id);
748 /* send release to endpoint */
749 message = message_create(j_serial, reltemp->epoint_id, JOIN_TO_EPOINT, MESSAGE_RELEASE);
750 message->param.disconnectinfo.cause = CAUSE_NONSELECTED;
751 message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
752 message_put(message);
754 if (release(reltemp, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL)) // dummy cause, should not be used, since calling and connected endpoint still exist afterwards.
755 return; // must return, because join IS destroyed
758 if (reltemp->type == RELATION_TYPE_CALLING)
759 reltemp->type = RELATION_TYPE_CONNECT;
760 reltemp = reltemp->next;
762 break; // continue with our message
764 /* release is sent by endpoint */
765 case MESSAGE_RELEASE:
766 switch(relation->type) {
767 case RELATION_TYPE_SETUP: /* by called */
768 /* collect cause and send collected cause */
769 collect_cause(&j_multicause, &j_multilocation, param->disconnectinfo.cause, param->disconnectinfo.location);
771 release(relation, j_multilocation, j_multicause);
773 release(relation, LOCATION_PRIVATE_LOCAL, CAUSE_UNSPECIFIED);
776 case RELATION_TYPE_CALLING: /* by calling */
777 /* remove us, if we don't have a called releation yet */
778 if (!j_relation->next) {
779 release(j_relation, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
780 return; // must return, because join IS destroyed
782 /* in a conf, we don't kill the other members */
783 if (num > 2 && !joinpbx_onecalling_othersetup(j_relation)) {
784 release(relation, 0, 0);
787 /* remove all relations that are of called type */
789 reltemp = j_relation;
791 if (reltemp->type == RELATION_TYPE_SETUP) {
792 /* send release to endpoint */
793 message = message_create(j_serial, reltemp->epoint_id, JOIN_TO_EPOINT, message_type);
794 memcpy(&message->param, param, sizeof(union parameter));
795 message_put(message);
797 if (release(reltemp, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL))
798 return; // must return, because join IS destroyed
801 reltemp = reltemp->next;
803 PERROR("we are still here, this should not happen\n");
806 default: /* by connected */
807 /* send current cause */
808 release(relation, param->disconnectinfo.location, param->disconnectinfo.cause);
810 return; // must return, because join may be destroyed
813 /* check number of relations */
814 if (num > 2 && !joinpbx_onecalling_othersetup(j_relation) && message_type != MESSAGE_CONNECT) {
815 PDEBUG(DEBUG_JOIN, "we are in a conference, so we ignore the messages, except MESSAGE_CONNECT.\n");
819 /* if join has no other relation, we process the setup message */
821 switch(message_type) {
823 if (param->setup.dialinginfo.itype == INFO_ITYPE_ISDN_EXTENSION) {
824 /* in case of keypad */
825 numbers = param->setup.dialinginfo.keypad;
827 while((number = strsep(&numbers, ","))) {
828 if (out_setup(epoint_id, message_type, param, NULL, number))
829 return; // join destroyed
831 /* after keypad finish dialing */
835 numbers = param->setup.dialinginfo.id;
836 while((number = strsep(&numbers, ","))) {
837 if (out_setup(epoint_id, message_type, param, number, NULL))
838 return; // join destroyed
842 if (out_setup(epoint_id, message_type, param, param->setup.dialinginfo.id, param->setup.dialinginfo.keypad))
843 return; // join destroyed
847 PDEBUG(DEBUG_JOIN, "no need to send a message because there is no other endpoint than the calling one.\n");
850 /* sending message to other relation(s) */
851 relation = j_relation;
853 if (relation->epoint_id != epoint_id) {
854 PDEBUG(DEBUG_JOIN, "sending message ep%ld -> ep%ld.\n", epoint_id, relation->epoint_id);
855 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, message_type);
856 memcpy(&message->param, param, sizeof(union parameter));
857 message_put(message);
858 PDEBUG(DEBUG_JOIN, "message sent.\n");
860 relation = relation->next;
866 int track_notify(int oldstate, int notify)
868 int newstate = oldstate;
871 case INFO_NOTIFY_USER_RESUMED:
872 case INFO_NOTIFY_REMOTE_RETRIEVAL:
873 case INFO_NOTIFY_CONFERENCE_DISCONNECTED:
874 case INFO_NOTIFY_RESERVED_CT_1:
875 case INFO_NOTIFY_RESERVED_CT_2:
876 case INFO_NOTIFY_CALL_IS_DIVERTING:
877 newstate = NOTIFY_STATE_ACTIVE;
880 case INFO_NOTIFY_USER_SUSPENDED:
881 newstate = NOTIFY_STATE_SUSPEND;
884 case INFO_NOTIFY_REMOTE_HOLD:
885 newstate = NOTIFY_STATE_HOLD;
888 case INFO_NOTIFY_CONFERENCE_ESTABLISHED:
889 newstate = NOTIFY_STATE_CONFERENCE;
898 * setup to exactly one endpoint
899 * if it fails, the calling endpoint is released.
900 * if other outgoing endpoints already exists, they are release as well.
901 * note: if this functions fails, it will destroy its own join object!
903 int JoinPBX::out_setup(unsigned int epoint_id, int message_type, union parameter *param, char *newnumber, char *newkeypad)
905 struct join_relation *relation;
906 struct lcr_msg *message;
907 class Endpoint *epoint;
909 PDEBUG(DEBUG_JOIN, "no endpoint found, so we will create an endpoint and send the setup message we have.\n");
910 /* create a new relation */
911 if (!(relation=add_relation()))
912 FATAL("No memory for relation.\n");
913 relation->type = RELATION_TYPE_SETUP;
914 relation->channel_state = 0; /* audio is assumed on a new join */
915 relation->tx_state = NOTIFY_STATE_ACTIVE; /* new joins always assumed to be active */
916 relation->rx_state = NOTIFY_STATE_ACTIVE; /* new joins always assumed to be active */
917 /* create a new endpoint */
918 epoint = new Endpoint(0, j_serial);
920 FATAL("No memory for Endpoint instance\n");
921 epoint->ep_app = new_endpointapp(epoint, 1, EAPP_TYPE_PBX); // outgoing
922 relation->epoint_id = epoint->ep_serial;
923 /* send setup message to new endpoint */
924 //printf("JOLLY DEBUG: %d\n",join_countrelations(j_serial));
925 //i if (options.deb & DEBUG_JOIN)
926 // joinpbx_debug(join, "Join::message_epoint");
927 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, message_type);
928 memcpy(&message->param, param, sizeof(union parameter));
930 SCPY(message->param.setup.dialinginfo.id, newnumber);
932 message->param.setup.dialinginfo.id[0] = '\0';
934 SCPY(message->param.setup.dialinginfo.keypad, newkeypad);
936 message->param.setup.dialinginfo.keypad[0] = '\0';
937 PDEBUG(DEBUG_JOIN, "setup message sent to ep %d with number='%s' keypad='%s'.\n", relation->epoint_id, message->param.setup.dialinginfo.id, message->param.setup.dialinginfo.keypad);
938 message_put(message);
943 /* send play message to all members to play join/release jingle */
944 void JoinPBX::play_jingle(int in)
946 struct join_relation *relation;
947 struct lcr_msg *message;
949 relation = j_relation;
956 message = message_create(j_serial, relation->epoint_id, JOIN_TO_EPOINT, MESSAGE_TONE);
957 SCPY(message->param.tone.name, (char *)((in)?"joined":"left"));
958 message_put(message);
959 relation = relation->next;