sjero.net Git - linphone/blob - coreapi/callbacks.c

   1 /*
   2 linphone
   3 Copyright (C) 2010  Simon MORLAT (simon.morlat@free.fr)
   4
   5 This program is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU General Public License
   7 as published by the Free Software Foundation; either version 2
   8 of the License, or (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18 */
  19
  20
  21 #include "sal.h"
  22
  23 #include "linphonecore.h"
  24 #include "private.h"
  25 #include "mediastreamer2/mediastream.h"
  26 #include "lpconfig.h"
  27
  28 static void register_failure(SalOp *op, SalError error, SalReason reason, const char *details);
  29
  30 void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription *new_md){
  31         SalMediaDescription *oldmd=call->resultdesc;
  32
  33         if (lc->ringstream!=NULL){
  34                 ring_stop(lc->ringstream);
  35                 lc->ringstream=NULL;
  36         }
  37         if (new_md!=NULL){
  38                 sal_media_description_ref(new_md);
  39                 call->media_pending=FALSE;
  40         }else{
  41                 call->media_pending=TRUE;
  42         }
  43         call->resultdesc=new_md;
  44         if (call->audiostream && call->audiostream->ticker){
  45                 /* we already started media: check if we really need to restart it*/
  46                 if (oldmd){
  47                         if (sal_media_description_equals(oldmd,new_md) && !call->playing_ringbacktone){
  48                                 sal_media_description_unref(oldmd);
  49                                 if (call->all_muted){
  50                                         ms_message("Early media finished, unmuting inputs...");
  51                                         /*we were in early media, now we want to enable real media */
  52                                         linphone_call_enable_camera (call,linphone_call_camera_enabled (call));
  53                                         if (call->audiostream)
  54                                                 linphone_core_mute_mic (lc, linphone_core_is_mic_muted(lc));
  55 #ifdef VIDEO_ENABLED
  56                                         if (call->videostream && call->camera_active)
  57                                                 video_stream_change_camera(call->videostream,lc->video_conf.device );
  58 #endif
  59                                 }
  60                                 ms_message("No need to restart streams, SDP is unchanged.");
  61                                 return;
  62                         }else{
  63                                 ms_message("Media descriptions are different, need to restart the streams.");
  64                         }
  65                 }
  66                 linphone_call_stop_media_streams (call);
  67                 linphone_call_init_media_streams (call);
  68         }
  69         if (oldmd)
  70                 sal_media_description_unref(oldmd);
  71
  72         if (new_md) {
  73                 bool_t all_muted=FALSE;
  74                 bool_t send_ringbacktone=FALSE;
  75
  76                 if (call->audiostream==NULL){
  77                         /*this happens after pausing the call locally. The streams is destroyed and then we wait the 200Ok to recreate it*/
  78                         linphone_call_init_media_streams (call);
  79                 }
  80                 if (call->state==LinphoneCallIncomingEarlyMedia && linphone_core_get_remote_ringback_tone (lc)!=NULL){
  81                         send_ringbacktone=TRUE;
  82                 }
  83                 if (call->state==LinphoneCallIncomingEarlyMedia ||
  84                     (call->state==LinphoneCallOutgoingEarlyMedia && !call->params.real_early_media)){
  85                         all_muted=TRUE;
  86                 }
  87                 linphone_call_start_media_streams(call,all_muted,send_ringbacktone);
  88         }
  89 }
  90
  91 static bool_t is_duplicate_call(LinphoneCore *lc, const LinphoneAddress *from, const LinphoneAddress *to){
  92         MSList *elem;
  93         for(elem=lc->calls;elem!=NULL;elem=elem->next){
  94                 LinphoneCall *call=(LinphoneCall*)elem->data;
  95                 if (linphone_address_weak_equal(call->log->from,from) &&
  96                     linphone_address_weak_equal(call->log->to, to)){
  97                         return TRUE;
  98                 }
  99         }
 100         return FALSE;
 101 }
 102
 103 static void call_received(SalOp *h){
 104         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(h));
 105         char *barmesg;
 106         LinphoneCall *call;
 107         const char *from,*to;
 108         char *tmp;
 109         LinphoneAddress *from_parsed;
 110         LinphoneAddress *from_addr, *to_addr;
 111         SalMediaDescription *md;
 112         bool_t propose_early_media=lp_config_get_int(lc->config,"sip","incoming_calls_early_media",FALSE);
 113         const char *ringback_tone=linphone_core_get_remote_ringback_tone (lc);
 114
 115         /* first check if we can answer successfully to this invite */
 116         if (lc->presence_mode==LinphoneStatusBusy ||
 117             lc->presence_mode==LinphoneStatusOffline ||
 118             lc->presence_mode==LinphoneStatusDoNotDisturb ||
 119             lc->presence_mode==LinphoneStatusMoved){
 120                 if (lc->presence_mode==LinphoneStatusBusy )
 121                         sal_call_decline(h,SalReasonBusy,NULL);
 122                 else if (lc->presence_mode==LinphoneStatusOffline)
 123                         sal_call_decline(h,SalReasonTemporarilyUnavailable,NULL);
 124                 else if (lc->presence_mode==LinphoneStatusDoNotDisturb)
 125                         sal_call_decline(h,SalReasonTemporarilyUnavailable,NULL);
 126                 else if (lc->alt_contact!=NULL && lc->presence_mode==LinphoneStatusMoved)
 127                         sal_call_decline(h,SalReasonRedirect,lc->alt_contact);
 128                 sal_op_release(h);
 129                 return;
 130         }
 131         if (!linphone_core_can_we_add_call(lc)){/*busy*/
 132                 sal_call_decline(h,SalReasonBusy,NULL);
 133                 sal_op_release(h);
 134                 return;
 135         }
 136         from=sal_op_get_from(h);
 137         to=sal_op_get_to(h);
 138         from_addr=linphone_address_new(from);
 139         to_addr=linphone_address_new(to);
 140
 141         if (is_duplicate_call(lc,from_addr,to_addr)){
 142                 ms_warning("Receiving duplicated call, refusing this one.");
 143                 sal_call_decline(h,SalReasonBusy,NULL);
 144                 linphone_address_destroy(from_addr);
 145                 linphone_address_destroy(to_addr);
 146                 return;
 147         }
 148
 149         call=linphone_call_new_incoming(lc,from_addr,to_addr,h);
 150         sal_call_set_local_media_description(h,call->localdesc);
 151         md=sal_call_get_final_media_description(h);
 152
 153         if (md && sal_media_description_empty(md)){
 154                 sal_call_decline(h,SalReasonMedia,NULL);
 155                 linphone_call_unref(call);
 156                 return;
 157         }
 158
 159         /* the call is acceptable so we can now add it to our list */
 160         linphone_core_add_call(lc,call);
 161
 162         from_parsed=linphone_address_new(sal_op_get_from(h));
 163         linphone_address_clean(from_parsed);
 164         tmp=linphone_address_as_string(from_parsed);
 165         linphone_address_destroy(from_parsed);
 166         barmesg=ortp_strdup_printf("%s %s%s",tmp,_("is contacting you"),
 167             (sal_call_autoanswer_asked(h)) ?_(" and asked autoanswer."):_("."));
 168         if (lc->vtable.show) lc->vtable.show(lc);
 169         if (lc->vtable.display_status)
 170             lc->vtable.display_status(lc,barmesg);
 171
 172         /* play the ring if this is the only call*/
 173         if (lc->sound_conf.ring_sndcard!=NULL && ms_list_size(lc->calls)==1){
 174                 lc->current_call=call;
 175                 if (lc->ringstream && lc->dmfs_playing_start_time!=0){
 176                         ring_stop(lc->ringstream);
 177                         lc->ringstream=NULL;
 178                         lc->dmfs_playing_start_time=0;
 179                 }
 180                 if(lc->ringstream==NULL && lc->sound_conf.local_ring){
 181                         MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
 182                         ms_message("Starting local ring...");
 183                         lc->ringstream=ring_start(lc->sound_conf.local_ring,2000,ringcard);
 184                 }
 185                 else
 186                 {
 187                         ms_message("the local ring is already started");
 188                 }
 189         }else{
 190                 /*TODO : play a tone within the context of the current call */
 191         }
 192         linphone_call_set_state(call,LinphoneCallIncomingReceived,"Incoming call");
 193
 194         sal_call_notify_ringing(h,propose_early_media || ringback_tone!=NULL);
 195
 196         if (propose_early_media || ringback_tone!=NULL){
 197                 linphone_call_set_state(call,LinphoneCallIncomingEarlyMedia,"Incoming call early media");
 198                 linphone_core_update_streams(lc,call,md);
 199         }
 200         ms_free(barmesg);
 201         ms_free(tmp);
 202
 203
 204         if (sal_call_get_replaces(call->op)!=NULL && lp_config_get_int(lc->config,"sip","auto_answer_replacing_calls",1)){
 205                 linphone_core_accept_call(lc,call);
 206         }
 207 }
 208
 209 static void call_ringing(SalOp *h){
 210         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(h));
 211         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(h);
 212         SalMediaDescription *md;
 213
 214         if (call==NULL) return;
 215
 216         if (lc->vtable.display_status)
 217                 lc->vtable.display_status(lc,_("Remote ringing."));
 218
 219         md=sal_call_get_final_media_description(h);
 220         if (md==NULL){
 221                 if (lc->ringstream && lc->dmfs_playing_start_time!=0){
 222                         ring_stop(lc->ringstream);
 223                         lc->ringstream=NULL;
 224                         lc->dmfs_playing_start_time=0;
 225                 }
 226                 if (lc->ringstream!=NULL) return;       /*already ringing !*/
 227                 if (lc->sound_conf.play_sndcard!=NULL){
 228                         MSSndCard *ringcard=lc->sound_conf.lsd_card ? lc->sound_conf.lsd_card : lc->sound_conf.play_sndcard;
 229                         ms_message("Remote ringing...");
 230                         lc->ringstream=ring_start(lc->sound_conf.remote_ring,2000,ringcard);
 231                         linphone_call_set_state(call,LinphoneCallOutgoingRinging,"Remote ringing");
 232                 }
 233         }else{
 234                 /*accept early media */
 235                 if (call->audiostream && call->audiostream->ticker!=NULL){
 236                         /*streams already started */
 237                         ms_message("Early media already started.");
 238                         return;
 239                 }
 240                 if (lc->vtable.show) lc->vtable.show(lc);
 241                 if (lc->vtable.display_status)
 242                         lc->vtable.display_status(lc,_("Early media."));
 243                 linphone_call_set_state(call,LinphoneCallOutgoingEarlyMedia,"Early media");
 244                 if (lc->ringstream!=NULL){
 245                         ring_stop(lc->ringstream);
 246                         lc->ringstream=NULL;
 247                 }
 248                 ms_message("Doing early media...");
 249                 linphone_core_update_streams (lc,call,md);
 250         }
 251 }
 252
 253 /*
 254  * could be reach :
 255  *  - when the call is accepted
 256  *  - when a request is accepted (pause, resume)
 257  */
 258 static void call_accepted(SalOp *op){
 259         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 260         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 261         SalMediaDescription *md;
 262
 263         if (call==NULL){
 264                 ms_warning("No call to accept.");
 265                 return ;
 266         }
 267
 268         md=sal_call_get_final_media_description(op);
 269
 270         if (call->state==LinphoneCallOutgoingProgress ||
 271             call->state==LinphoneCallOutgoingRinging ||
 272             call->state==LinphoneCallOutgoingEarlyMedia){
 273                 linphone_call_set_state(call,LinphoneCallConnected,"Connected");
 274         }
 275         if (md && !sal_media_description_empty(md)){
 276                 if (sal_media_description_has_dir(md,SalStreamSendOnly) ||
 277                     sal_media_description_has_dir(md,SalStreamInactive)){
 278                         if (lc->vtable.display_status){
 279                                 char *tmp=linphone_call_get_remote_address_as_string (call);
 280                                 char *msg=ms_strdup_printf(_("Call with %s is paused."),tmp);
 281                                 lc->vtable.display_status(lc,msg);
 282                                 ms_free(tmp);
 283                                 ms_free(msg);
 284                         }
 285                         linphone_call_set_state(call,LinphoneCallPaused,"Call paused");
 286                 }else if (sal_media_description_has_dir(md,SalStreamRecvOnly)){
 287                         /*we are put on hold when the call is initially accepted */
 288                         if (lc->vtable.display_status){
 289                                 char *tmp=linphone_call_get_remote_address_as_string (call);
 290                                 char *msg=ms_strdup_printf(_("Call answered by %s - on hold."),tmp);
 291                                 lc->vtable.display_status(lc,msg);
 292                                 ms_free(tmp);
 293                                 ms_free(msg);
 294                         }
 295                         linphone_call_set_state(call,LinphoneCallPaused,"Call paused");
 296                 }else{
 297                         if (lc->vtable.display_status){
 298                                 lc->vtable.display_status(lc,_("Call answered - connected."));
 299                         }
 300                         if (call->state==LinphoneCallStreamsRunning){
 301                                 /*media was running before, the remote as acceted a call modification (that is
 302                                         a reinvite made by us. We must notify the application this reinvite was accepted*/
 303                                 linphone_call_set_state(call, LinphoneCallUpdated, "Call updated");
 304                         }
 305                         linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)");
 306                 }
 307                 linphone_core_update_streams (lc,call,md);
 308         }else{
 309                 /*send a bye*/
 310                 ms_error("Incompatible SDP offer received in 200Ok, need to abort the call");
 311                 linphone_core_abort_call(lc,call,"No codec intersection");
 312         }
 313 }
 314
 315 static void call_ack(SalOp *op){
 316         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 317         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 318         if (call==NULL){
 319                 ms_warning("No call to be ACK'd");
 320                 return ;
 321         }
 322         if (call->media_pending){
 323                 SalMediaDescription *md=sal_call_get_final_media_description(op);
 324                 if (md && !sal_media_description_empty(md)){
 325                         if (call->state==LinphoneCallStreamsRunning){
 326                                 /*media was running before, the remote as acceted a call modification (that is
 327                                         a reinvite made by us. We must notify the application this reinvite was accepted*/
 328                                 linphone_call_set_state(call, LinphoneCallUpdated, "Call updated");
 329                         }
 330                         linphone_core_update_streams (lc,call,md);
 331                         linphone_call_set_state (call,LinphoneCallStreamsRunning,"Connected (streams running)");
 332                 }else{
 333                         /*send a bye*/
 334                         ms_error("Incompatible SDP response received in ACK, need to abort the call");
 335                         linphone_core_abort_call(lc,call,"No codec intersection");
 336                         return;
 337                 }
 338         }
 339 }
 340
 341 /* this callback is called when an incoming re-INVITE modifies the session*/
 342 static void call_updating(SalOp *op){
 343         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 344         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 345         LinphoneCallState prevstate=LinphoneCallIdle;
 346         SalMediaDescription *md;
 347
 348         md=sal_call_get_final_media_description(op);
 349
 350         if (md && !sal_media_description_empty(md))
 351         {
 352                 if ((call->state==LinphoneCallPausedByRemote || call->state==LinphoneCallPaused) &&
 353                     sal_media_description_has_dir(md,SalStreamSendRecv) && strcmp(md->addr,"0.0.0.0")!=0){
 354                         /*make sure we can be resumed */
 355                         if (lc->current_call!=NULL && lc->current_call!=call){
 356                                 ms_warning("Attempt to be resumed but already in call with somebody else!");
 357                                 /*we are actively running another call, reject with a busy*/
 358                                 sal_call_decline (op,SalReasonBusy,NULL);
 359                                 return;
 360                         }
 361                         if(lc->vtable.display_status)
 362                                 lc->vtable.display_status(lc,_("We have been resumed..."));
 363                         linphone_call_set_state (call,LinphoneCallStreamsRunning,"Connected (streams running)");
 364                 }
 365                 else if(call->state==LinphoneCallStreamsRunning &&
 366                         ( sal_media_description_has_dir(md,SalStreamRecvOnly)
 367                          || sal_media_description_has_dir(md,SalStreamInactive)
 368                          || strcmp(md->addr,"0.0.0.0")==0)){
 369                         if(lc->vtable.display_status)
 370                                 lc->vtable.display_status(lc,_("We are being paused..."));
 371                         linphone_call_set_state (call,LinphoneCallPausedByRemote,"Call paused by remote");
 372                         if (lc->current_call!=call){
 373                                 ms_error("Inconsitency detected: current call is %p but call %p is being paused !",lc->current_call,call);
 374                         }
 375                 }else{
 376                         prevstate=call->state;
 377                         linphone_call_set_state(call, LinphoneCallUpdatedByRemote,"Call updated by remote");
 378                 }
 379                 /*accept the modification (sends a 200Ok)*/
 380                 sal_call_accept(op);
 381                 linphone_core_update_streams (lc,call,md);
 382                 if (prevstate!=LinphoneCallIdle){
 383                         linphone_call_set_state (call,prevstate,"Connected (streams running)");
 384                 }
 385         }
 386 }
 387
 388 static void call_terminated(SalOp *op, const char *from){
 389         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 390         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 391
 392         if (call==NULL) return;
 393
 394         if (linphone_call_get_state(call)==LinphoneCallEnd || linphone_call_get_state(call)==LinphoneCallError){
 395                 ms_warning("call_terminated: ignoring.");
 396                 return;
 397         }
 398         ms_message("Current call terminated...");
 399         //we stop the call only if we have this current call or if we are in call
 400         if (lc->ringstream!=NULL && ( (ms_list_size(lc->calls)  == 1) || linphone_core_in_call(lc) )) {
 401                 ring_stop(lc->ringstream);
 402                 lc->ringstream=NULL;
 403         }
 404         linphone_call_stop_media_streams(call);
 405         if (lc->vtable.show!=NULL)
 406                 lc->vtable.show(lc);
 407         if (lc->vtable.display_status!=NULL)
 408                 lc->vtable.display_status(lc,_("Call terminated."));
 409
 410         linphone_call_set_state(call, LinphoneCallEnd,"Call ended");
 411 }
 412
 413 static void call_failure(SalOp *op, SalError error, SalReason sr, const char *details, int code){
 414         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 415         char *msg486=_("User is busy.");
 416         char *msg480=_("User is temporarily unavailable.");
 417         /*char *retrymsg=_("%s. Retry after %i minute(s).");*/
 418         char *msg600=_("User does not want to be disturbed.");
 419         char *msg603=_("Call declined.");
 420         const char *msg=details;
 421         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 422
 423         if (call==NULL){
 424                 ms_warning("Call faillure reported on already cleaned call ?");
 425                 return ;
 426         }
 427
 428         if (lc->vtable.show) lc->vtable.show(lc);
 429
 430         if (error==SalErrorNoResponse){
 431                 msg=_("No response.");
 432                 if (lc->vtable.display_status)
 433                         lc->vtable.display_status(lc,msg);
 434         }else if (error==SalErrorProtocol){
 435                 msg=details ? details : _("Protocol error.");
 436                 if (lc->vtable.display_status)
 437                         lc->vtable.display_status(lc, msg);
 438         }else if (error==SalErrorFailure){
 439                 switch(sr){
 440                         case SalReasonDeclined:
 441                                 msg=msg603;
 442                                 if (lc->vtable.display_status)
 443                                         lc->vtable.display_status(lc,msg603);
 444                         break;
 445                         case SalReasonBusy:
 446                                 msg=msg486;
 447                                 if (lc->vtable.display_status)
 448                                         lc->vtable.display_status(lc,msg486);
 449                         break;
 450                         case SalReasonRedirect:
 451                                 msg=_("Redirected");
 452                                 if (lc->vtable.display_status)
 453                                         lc->vtable.display_status(lc,msg);
 454                         break;
 455                         case SalReasonTemporarilyUnavailable:
 456                                 msg=msg480;
 457                                 if (lc->vtable.display_status)
 458                                         lc->vtable.display_status(lc,msg480);
 459                         break;
 460                         case SalReasonNotFound:
 461                                 msg=_("Not found");
 462                                 if (lc->vtable.display_status)
 463                                         lc->vtable.display_status(lc,msg);
 464                         break;
 465                         case SalReasonDoNotDisturb:
 466                                 msg=msg600;
 467                                 if (lc->vtable.display_status)
 468                                         lc->vtable.display_status(lc,msg600);
 469                         break;
 470                         case SalReasonMedia:
 471                                 msg=_("No common codecs");
 472                                 if (lc->vtable.display_status)
 473                                         lc->vtable.display_status(lc,msg);
 474                         break;
 475                         default:
 476                                 if (lc->vtable.display_status)
 477                                         lc->vtable.display_status(lc,_("Call failed."));
 478                 }
 479         }
 480
 481         if (lc->ringstream!=NULL) {
 482                 ring_stop(lc->ringstream);
 483                 lc->ringstream=NULL;
 484         }
 485         linphone_call_stop_media_streams (call);
 486         if (sr!=SalReasonDeclined) linphone_call_set_state(call,LinphoneCallError,msg);
 487         else{
 488                 call->reason=LinphoneReasonDeclined;
 489                 linphone_call_set_state(call,LinphoneCallEnd,"Call declined.");
 490         }
 491 }
 492
 493 static void auth_requested(SalOp *h, const char *realm, const char *username){
 494         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(h));
 495         LinphoneAuthInfo *ai=(LinphoneAuthInfo*)linphone_core_find_auth_info(lc,realm,username);
 496         ms_message("auth_requested() for realm=%s, username=%s",realm,username);
 497         if (ai && (ai->works || ai->usecount<3)){
 498                 SalAuthInfo sai;
 499                 sai.username=ai->username;
 500                 sai.userid=ai->userid;
 501                 sai.realm=ai->realm;
 502                 sai.password=ai->passwd;
 503                 ms_message("auth_requested(): authenticating realm=%s, username=%s",realm,username);
 504                 sal_op_authenticate(h,&sai);
 505                 ai->usecount++;
 506         }else{
 507                 if (ai && ai->works==FALSE) {
 508                         register_failure(h, SalErrorFailure, SalReasonForbidden, _("Authentication failure"));
 509                 }
 510                 if (lc->vtable.auth_info_requested)
 511                         lc->vtable.auth_info_requested(lc,realm,username);
 512         }
 513 }
 514
 515 static void auth_success(SalOp *h, const char *realm, const char *username){
 516         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(h));
 517         LinphoneAuthInfo *ai=(LinphoneAuthInfo*)linphone_core_find_auth_info(lc,realm,username);
 518         if (ai){
 519                 ms_message("%s/%s authentication works.",realm,username);
 520                 ai->works=TRUE;
 521         }
 522 }
 523
 524 static void register_success(SalOp *op, bool_t registered){
 525         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 526         LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)sal_op_get_user_pointer(op);
 527         char *msg;
 528
 529         cfg->registered=registered;
 530         linphone_proxy_config_set_error(cfg,LinphoneReasonNone);
 531         linphone_proxy_config_set_state(cfg, registered ? LinphoneRegistrationOk : LinphoneRegistrationCleared ,
 532                                         registered ? "Registration sucessful" : "Unregistration done");
 533         if (lc->vtable.display_status){
 534                 if (cfg->registered) msg=ms_strdup_printf(_("Registration on %s successful."),sal_op_get_proxy(op));
 535                 else msg=ms_strdup_printf(_("Unregistration on %s done."),sal_op_get_proxy(op));
 536                 lc->vtable.display_status(lc,msg);
 537                 ms_free(msg);
 538         }
 539
 540 }
 541
 542 static void register_failure(SalOp *op, SalError error, SalReason reason, const char *details){
 543         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 544         LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)sal_op_get_user_pointer(op);
 545
 546         if (cfg==NULL){
 547                 ms_warning("Registration failed for unknown proxy config.");
 548                 return ;
 549         }
 550         if (details==NULL)
 551                 details=_("no response timeout");
 552
 553         if (lc->vtable.display_status) {
 554                 char *msg=ortp_strdup_printf(_("Registration on %s failed: %s"),sal_op_get_proxy(op),details  );
 555                 lc->vtable.display_status(lc,msg);
 556                 ms_free(msg);
 557         }
 558         if (error== SalErrorFailure && reason == SalReasonForbidden) {
 559                 linphone_proxy_config_set_error(cfg, LinphoneReasonBadCredentials);
 560         } else if (error == SalErrorNoResponse) {
 561                 linphone_proxy_config_set_error(cfg, LinphoneReasonNoResponse);
 562         }
 563         linphone_proxy_config_set_state(cfg,LinphoneRegistrationFailed,details);
 564 }
 565
 566 static void vfu_request(SalOp *op){
 567 #ifdef VIDEO_ENABLED
 568         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer (op);
 569         if (call==NULL){
 570                 ms_warning("VFU request but no call !");
 571                 return ;
 572         }
 573         if (call->videostream)
 574                 video_stream_send_vfu(call->videostream);
 575 #endif
 576 }
 577
 578 static void dtmf_received(SalOp *op, char dtmf){
 579         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 580         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 581         if (lc->vtable.dtmf_received != NULL)
 582                 lc->vtable.dtmf_received(lc, call, dtmf);
 583 }
 584
 585 static void refer_received(Sal *sal, SalOp *op, const char *referto){
 586         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal);
 587         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer(op);
 588         if (call){
 589                 if (call->refer_to!=NULL){
 590                         ms_free(call->refer_to);
 591                 }
 592                 call->refer_to=ms_strdup(referto);
 593                 call->refer_pending=TRUE;
 594                 linphone_call_set_state(call,LinphoneCallRefered,"Refered");
 595                 if (lc->vtable.display_status){
 596                         char *msg=ms_strdup_printf(_("We are transferred to %s"),referto);
 597                         lc->vtable.display_status(lc,msg);
 598                         ms_free(msg);
 599                 }
 600                 if (call->state!=LinphoneCallPaused){
 601                         ms_message("Automatically pausing current call to accept transfer.");
 602                         linphone_core_pause_call(lc,call);
 603                 }
 604                 linphone_core_start_refered_call(lc,call);
 605                 sal_call_accept_refer(op);
 606         }else if (lc->vtable.refer_received){
 607                 lc->vtable.refer_received(lc,referto);
 608                 sal_call_accept_refer(op);
 609         }
 610 }
 611
 612 static void text_received(Sal *sal, const char *from, const char *msg){
 613         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal);
 614         linphone_core_text_received(lc,from,msg);
 615 }
 616
 617 static void notify(SalOp *op, const char *from, const char *msg){
 618         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 619         LinphoneCall *call=(LinphoneCall*)sal_op_get_user_pointer (op);
 620         ms_message("get a %s notify from %s",msg,from);
 621         if(lc->vtable.notify_recv)
 622                 lc->vtable.notify_recv(lc,call,from,msg);
 623 }
 624
 625 static void notify_presence(SalOp *op, SalSubscribeState ss, SalPresenceStatus status, const char *msg){
 626         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 627         linphone_notify_recv(lc,op,ss,status);
 628 }
 629
 630 static void subscribe_received(SalOp *op, const char *from){
 631         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 632         linphone_subscription_new(lc,op,from);
 633 }
 634
 635 static void subscribe_closed(SalOp *op, const char *from){
 636         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal_op_get_sal(op));
 637         linphone_subscription_closed(lc,op);
 638 }
 639
 640 static void internal_message(Sal *sal, const char *msg){
 641         LinphoneCore *lc=(LinphoneCore *)sal_get_user_pointer(sal);
 642         if (lc->vtable.show)
 643                 lc->vtable.show(lc);
 644 }
 645
 646 static void ping_reply(SalOp *op){
 647         LinphoneCall *call=(LinphoneCall*) sal_op_get_user_pointer(op);
 648         ms_message("ping reply !");
 649         if (call){
 650                 if (call->state==LinphoneCallOutgoingInit){
 651                         linphone_core_start_invite(call->core,call,NULL);
 652                 }
 653         }
 654         else
 655         {
 656                 ms_warning("ping reply without call attached...");
 657         }
 658 }
 659
 660 SalCallbacks linphone_sal_callbacks={
 661         call_received,
 662         call_ringing,
 663         call_accepted,
 664         call_ack,
 665         call_updating,
 666         call_terminated,
 667         call_failure,
 668         auth_requested,
 669         auth_success,
 670         register_success,
 671         register_failure,
 672         vfu_request,
 673         dtmf_received,
 674         refer_received,
 675         text_received,
 676         notify,
 677         notify_presence,
 678         subscribe_received,
 679         subscribe_closed,
 680         internal_message,
 681         ping_reply
 682 };
 683
 684