1 /***************************************************************************
4 * Mon Jun 13 14:23:23 2005
5 * Copyright 2005 Simon Morlat
6 * Email simon dot morlat at linphone dot org
7 ****************************************************************************/
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #include "linphonecore.h"
29 #include "linphonecore_utils.h"
35 #include "mediastreamer2/mediastream.h"
37 #ifndef LIBLINPHONE_VERSION
38 #define LIBLINPHONE_VERSION LINPHONE_VERSION
41 #ifndef PACKAGE_SOUND_DIR
42 #define PACKAGE_SOUND_DIR "."
48 #define _(String) gettext(String)
52 #define _(something) (something)
55 #define ngettext(singular, plural, number) (((number)==1)?(singular):(plural))
60 struct _LinphoneCallParams{
61 LinphoneCall *referer; /*in case this call creation is consecutive to an incoming transfer, this points to the original call */
62 int audio_bw; /* bandwidth limit for audio stream */
64 bool_t real_early_media; /*send real media even during early media (for outgoing calls)*/
70 struct _LinphoneCore *core;
71 SalMediaDescription *localdesc;
72 SalMediaDescription *resultdesc;
74 struct _RtpProfile *audio_profile;
75 struct _RtpProfile *video_profile;
76 struct _LinphoneCallLog *log;
79 char localip[LINPHONE_IPADDR_SIZE]; /* our best guess for local ipaddress for this call */
80 time_t start_time; /*time at which the call was initiated*/
81 time_t media_start_time; /*time at which it was accepted, media streams established*/
82 LinphoneCallState state;
83 LinphoneReason reason;
88 struct _AudioStream *audiostream; /**/
89 struct _VideoStream *videostream;
91 LinphoneCallParams params;
92 LinphoneCallParams current_params;
93 int up_bw; /*upload bandwidth setting at the time the call is started. Used to detect if it changes during a call */
94 int audio_bw; /*upload bandwidth used by audio */
99 bool_t all_muted; /*this flag is set during early medias*/
100 bool_t playing_ringbacktone;
101 bool_t owns_call_log;
105 LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, const LinphoneCallParams *params);
106 LinphoneCall * linphone_call_new_incoming(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, SalOp *op);
107 void linphone_call_set_state(LinphoneCall *call, LinphoneCallState cstate, const char *message);
110 LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *local, LinphoneAddress * remote);
111 void linphone_call_log_completed(LinphoneCallLog *calllog, LinphoneCall *call, LinphoneCallStatus status);
112 void linphone_call_log_destroy(LinphoneCallLog *cl);
114 void linphone_auth_info_write_config(struct _LpConfig *config, LinphoneAuthInfo *obj, int pos);
116 void linphone_core_update_proxy_register(LinphoneCore *lc);
117 void linphone_core_refresh_subscribes(LinphoneCore *lc);
118 int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error);
120 int linphone_proxy_config_send_publish(LinphoneProxyConfig *cfg, LinphoneOnlineStatus os);
121 void linphone_proxy_config_set_state(LinphoneProxyConfig *cfg, LinphoneRegistrationState rstate, const char *message);
123 int linphone_online_status_to_eXosip(LinphoneOnlineStatus os);
124 void linphone_friend_close_subscriptions(LinphoneFriend *lf);
125 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os);
126 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op);
127 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op);
132 int remove_lock_file();
133 int do_registration(LinphoneCore *lc, bool_t doit);
134 void check_for_registration(LinphoneCore *lc);
135 void check_sound_device(LinphoneCore *lc);
136 void linphone_core_verify_codecs(LinphoneCore *lc);
137 void linphone_core_get_local_ip(LinphoneCore *lc, const char *to, char *result);
138 bool_t host_has_ipv6_network();
139 bool_t lp_spawn_command_line_sync(const char *command, char **result,int *command_ret);
141 static inline int get_min_bandwidth(int dbw, int ubw){
142 if (dbw<=0) return ubw;
143 if (ubw<=0) return dbw;
147 static inline bool_t bandwidth_is_greater(int bw1, int bw2){
148 if (bw1<0) return TRUE;
149 else if (bw2<0) return FALSE;
150 else return bw1>=bw2;
153 static inline int get_video_bandwidth(int total, int audio){
154 if (total<=0) return 0;
155 return total-audio-10;
158 static inline void set_string(char **dest, const char *src){
164 *dest=ms_strdup(src);
167 #define PAYLOAD_TYPE_ENABLED PAYLOAD_TYPE_USER_FLAG_0
169 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os);
170 void linphone_process_authentication(LinphoneCore* lc, SalOp *op);
171 void linphone_authentication_ok(LinphoneCore *lc, SalOp *op);
172 void linphone_subscription_new(LinphoneCore *lc, SalOp *op, const char *from);
173 void linphone_notify_recv(LinphoneCore *lc, SalOp *op, SalSubscribeState ss, SalPresenceStatus status);
174 void linphone_proxy_config_process_authentication_failure(LinphoneCore *lc, SalOp *op);
176 void linphone_subscription_answered(LinphoneCore *lc, SalOp *op);
177 void linphone_subscription_closed(LinphoneCore *lc, SalOp *op);
179 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *fri, LinphoneFriend **lf);
181 void linphone_core_update_allocated_audio_bandwidth(LinphoneCore *lc);
182 void linphone_core_update_allocated_audio_bandwidth_in_call(LinphoneCall *call, const PayloadType *pt);
183 void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
185 void linphone_core_send_initial_subscribes(LinphoneCore *lc);
186 void linphone_core_write_friends_config(LinphoneCore* lc);
187 void linphone_friend_write_to_config_file(struct _LpConfig *config, LinphoneFriend *lf, int index);
188 LinphoneFriend * linphone_friend_new_from_config_file(struct _LinphoneCore *lc, int index);
190 void linphone_proxy_config_update(LinphoneProxyConfig *cfg);
191 void linphone_proxy_config_get_contact(LinphoneProxyConfig *cfg, const char **ip, int *port);
192 LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri);
193 const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route);
194 int linphone_core_get_local_ip_for(int type, const char *dest, char *result);
196 LinphoneProxyConfig *linphone_proxy_config_new_from_config_file(struct _LpConfig *config, int index);
197 void linphone_proxy_config_write_to_config_file(struct _LpConfig* config,LinphoneProxyConfig *obj, int index);
199 int linphone_proxy_config_normalize_number(LinphoneProxyConfig *cfg, const char *username, char *result, size_t result_len);
201 void linphone_core_text_received(LinphoneCore *lc, const char *from, const char *msg);
203 void linphone_call_init_media_streams(LinphoneCall *call);
204 void linphone_call_start_media_streams(LinphoneCall *call, bool_t all_inputs_muted, bool_t send_ringbacktone);
205 void linphone_call_stop_media_streams(LinphoneCall *call);
207 const char * linphone_core_get_identity(LinphoneCore *lc);
208 const char * linphone_core_get_route(LinphoneCore *lc);
209 void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose);
210 void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progresses);
211 void linphone_core_stop_waiting(LinphoneCore *lc);
213 int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy);
214 void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call);
215 extern SalCallbacks linphone_sal_callbacks;
216 void linphone_proxy_config_set_error(LinphoneProxyConfig *cfg, LinphoneReason error);
218 struct _LinphoneProxyConfig
220 struct _LinphoneCore *lc;
229 struct _SipSetupContext *ssctx;
232 LinphoneRegistrationState state;
235 bool_t reg_sendregister;
238 bool_t dial_escape_plus;
240 time_t deletion_date;
241 LinphoneReason error;
244 struct _LinphoneAuthInfo
255 struct _LinphoneChatRoom{
256 struct _LinphoneCore *lc;
258 LinphoneAddress *peer_url;
263 struct _LinphoneFriend{
264 LinphoneAddress *uri;
267 LinphoneSubscribePolicy pol;
268 LinphoneOnlineStatus status;
269 struct _LinphoneCore *lc;
273 bool_t subscribe_active;
274 bool_t inc_subscribe_pending;
279 typedef struct sip_config
282 char *guessed_contact;
284 MSList *deleted_proxies;
285 int inc_timeout; /*timeout after an un-answered incoming call is rejected*/
286 unsigned int keepalive_period; /* interval in ms between keep alive messages sent to the proxy server*/
287 LCSipTransports transports;
289 bool_t use_rfc2833; /*force RFC2833 to be sent*/
290 bool_t guess_hostname;
291 bool_t loopback_only;
294 bool_t register_only_when_network_is_up;
295 bool_t ping_with_options;
296 bool_t auto_net_state_mon;
299 typedef struct rtp_config
303 int audio_jitt_comp; /*jitter compensation*/
304 int video_jitt_comp; /*jitter compensation*/
306 bool_t rtp_no_xmit_on_audio_mute;
307 /* stop rtp xmit when audio muted */
312 typedef struct net_config
314 char *nat_address; /* may be IP or host name */
315 char *nat_address_ip; /* ip translated from nat_address */
327 typedef struct sound_config
329 struct _MSSndCard * ring_sndcard; /* the playback sndcard currently used */
330 struct _MSSndCard * play_sndcard; /* the playback sndcard currently used */
331 struct _MSSndCard * capt_sndcard; /* the capture sndcard currently used */
332 struct _MSSndCard * lsd_card; /* dummy playback card for Linphone Sound Daemon extension */
334 int latency; /* latency in samples of the current used sound device */
348 typedef struct codecs_config
350 MSList *audio_codecs; /* list of audio codecs in order of preference*/
351 MSList *video_codecs; /* for later use*/
354 typedef struct video_config{
355 struct _MSWebCam *device;
361 bool_t selfview; /*during calls*/
362 const char *displaytype;
365 typedef struct ui_config
369 unsigned int timer_id; /* the timer id for registration */
374 typedef struct autoreplier_config
377 int after_seconds; /* accept the call after x seconds*/
378 int max_users; /* maximum number of user that can call simultaneously */
379 int max_rec_time; /* the max time of incoming voice recorded */
380 int max_rec_msg; /* maximum number of recorded messages */
381 const char *message; /* the path of the file to be played */
382 }autoreplier_config_t;
387 LinphoneCoreVTable vtable;
389 LinphoneGlobalState state;
390 struct _LpConfig *config;
391 net_config_t net_conf;
392 sip_config_t sip_conf;
393 rtp_config_t rtp_conf;
394 sound_config_t sound_conf;
395 video_config_t video_conf;
396 codecs_config_t codecs_conf;
398 autoreplier_config_t autoreplier_conf;
399 LinphoneProxyConfig *default_proxy;
402 struct _RingStream *ringstream;
403 time_t dmfs_playing_start_time;
404 LCCallbackObj preview_finished_cb;
405 LinphoneCall *current_call; /* the current call */
406 MSList *calls; /* all the processed calls */
407 MSList *queued_calls; /* used by the autoreplier */
412 VideoPreview *previewstream;
413 struct _MSEventQueue *msevq;
414 RtpTransport *a_rtp,*a_rtcp;
415 RtpTransport *v_rtp,*v_rtcp;
417 MSList *subscribers; /* unknown subscribers */
419 LinphoneOnlineStatus presence_mode;
426 LinphoneWaitingCallback wait_cb;
428 unsigned long video_window_id;
429 unsigned long preview_window_id;
430 time_t netup_time; /*time when network went reachable */
431 struct _EcCalibrator *ecc;
434 bool_t apply_nat_settings;
435 bool_t initial_subscribes_sent;
437 bool_t preview_finished;
438 bool_t auto_net_state_mon;
439 bool_t network_reachable;
440 bool_t use_preview_window;
441 bool_t ringstream_autorelease;
444 bool_t linphone_core_can_we_add_call(LinphoneCore *lc);
445 int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call);
446 int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call);
447 int linphone_core_set_as_current_call(LinphoneCore *lc, LinphoneCall *call);
448 int linphone_core_get_calls_nb(const LinphoneCore *lc);
450 void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message);
452 SalMediaDescription *create_local_media_description(LinphoneCore *lc, LinphoneCall *call);
453 void update_local_media_description(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription **md);
455 void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription *new_md);
457 bool_t linphone_core_is_payload_type_usable_for_bandwidth(LinphoneCore *lc, PayloadType *pt, int bandwidth_limit);
459 #define linphone_core_ready(lc) ((lc)->state!=LinphoneGlobalStartup)
460 void _linphone_core_configure_resolver();
462 struct _EcCalibrator{
464 MSSndCard *play_card,*capt_card;
465 MSFilter *sndread,*det,*rec;
466 MSFilter *play, *gen, *sndwrite,*resampler;
468 LinphoneEcCalibrationCallback cb;
474 LinphoneEcCalibratorStatus status;
477 typedef struct _EcCalibrator EcCalibrator;
479 LinphoneEcCalibratorStatus ec_calibrator_get_status(EcCalibrator *ecc);
481 void ec_calibrator_destroy(EcCalibrator *ecc);
483 void linphone_call_background_tasks(LinphoneCall *call, bool_t one_second_elapsed);
489 #define NB_MAX_CALLS (10)
492 #endif /* _PRIVATE_H */