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;
102 OrtpEvQueue *audiostream_app_evq;
103 bool_t audiostream_encrypted;
105 bool_t auth_token_verified;
106 OrtpEvQueue *videostream_app_evq;
107 bool_t videostream_encrypted;
111 LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, const LinphoneCallParams *params);
112 LinphoneCall * linphone_call_new_incoming(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, SalOp *op);
113 void linphone_call_set_state(LinphoneCall *call, LinphoneCallState cstate, const char *message);
116 LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *local, LinphoneAddress * remote);
117 void linphone_call_log_completed(LinphoneCall *call);
118 void linphone_call_log_destroy(LinphoneCallLog *cl);
120 void linphone_auth_info_write_config(struct _LpConfig *config, LinphoneAuthInfo *obj, int pos);
122 void linphone_core_update_proxy_register(LinphoneCore *lc);
123 void linphone_core_refresh_subscribes(LinphoneCore *lc);
124 int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error);
126 int linphone_proxy_config_send_publish(LinphoneProxyConfig *cfg, LinphoneOnlineStatus os);
127 void linphone_proxy_config_set_state(LinphoneProxyConfig *cfg, LinphoneRegistrationState rstate, const char *message);
129 int linphone_online_status_to_eXosip(LinphoneOnlineStatus os);
130 void linphone_friend_close_subscriptions(LinphoneFriend *lf);
131 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os);
132 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op);
133 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op);
135 int parse_hostname_to_addr(const char *server, struct sockaddr_storage *ss, socklen_t *socklen);
138 int remove_lock_file();
139 int do_registration(LinphoneCore *lc, bool_t doit);
140 void check_for_registration(LinphoneCore *lc);
141 void check_sound_device(LinphoneCore *lc);
142 void linphone_core_verify_codecs(LinphoneCore *lc);
143 void linphone_core_get_local_ip(LinphoneCore *lc, const char *to, char *result);
144 bool_t host_has_ipv6_network();
145 bool_t lp_spawn_command_line_sync(const char *command, char **result,int *command_ret);
147 static inline int get_min_bandwidth(int dbw, int ubw){
148 if (dbw<=0) return ubw;
149 if (ubw<=0) return dbw;
153 static inline bool_t bandwidth_is_greater(int bw1, int bw2){
154 if (bw1<0) return TRUE;
155 else if (bw2<0) return FALSE;
156 else return bw1>=bw2;
159 static inline int get_video_bandwidth(int total, int audio){
160 if (total<=0) return 0;
161 return total-audio-10;
164 static inline void set_string(char **dest, const char *src){
170 *dest=ms_strdup(src);
173 #define PAYLOAD_TYPE_ENABLED PAYLOAD_TYPE_USER_FLAG_0
175 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os);
176 void linphone_process_authentication(LinphoneCore* lc, SalOp *op);
177 void linphone_authentication_ok(LinphoneCore *lc, SalOp *op);
178 void linphone_subscription_new(LinphoneCore *lc, SalOp *op, const char *from);
179 void linphone_notify_recv(LinphoneCore *lc, SalOp *op, SalSubscribeState ss, SalPresenceStatus status);
180 void linphone_proxy_config_process_authentication_failure(LinphoneCore *lc, SalOp *op);
182 void linphone_subscription_answered(LinphoneCore *lc, SalOp *op);
183 void linphone_subscription_closed(LinphoneCore *lc, SalOp *op);
185 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *fri, LinphoneFriend **lf);
187 void linphone_core_update_allocated_audio_bandwidth(LinphoneCore *lc);
188 void linphone_core_update_allocated_audio_bandwidth_in_call(LinphoneCall *call, const PayloadType *pt);
189 void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
191 void linphone_core_send_initial_subscribes(LinphoneCore *lc);
192 void linphone_core_write_friends_config(LinphoneCore* lc);
193 void linphone_friend_write_to_config_file(struct _LpConfig *config, LinphoneFriend *lf, int index);
194 LinphoneFriend * linphone_friend_new_from_config_file(struct _LinphoneCore *lc, int index);
196 void linphone_proxy_config_update(LinphoneProxyConfig *cfg);
197 void linphone_proxy_config_get_contact(LinphoneProxyConfig *cfg, const char **ip, int *port);
198 LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri);
199 const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route);
200 int linphone_core_get_local_ip_for(int type, const char *dest, char *result);
202 LinphoneProxyConfig *linphone_proxy_config_new_from_config_file(struct _LpConfig *config, int index);
203 void linphone_proxy_config_write_to_config_file(struct _LpConfig* config,LinphoneProxyConfig *obj, int index);
205 int linphone_proxy_config_normalize_number(LinphoneProxyConfig *cfg, const char *username, char *result, size_t result_len);
207 void linphone_core_text_received(LinphoneCore *lc, const char *from, const char *msg);
209 void linphone_call_init_media_streams(LinphoneCall *call);
210 void linphone_call_start_media_streams(LinphoneCall *call, bool_t all_inputs_muted, bool_t send_ringbacktone);
211 void linphone_call_stop_media_streams(LinphoneCall *call);
213 const char * linphone_core_get_identity(LinphoneCore *lc);
214 const char * linphone_core_get_route(LinphoneCore *lc);
215 void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose);
216 void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progresses);
217 void linphone_core_stop_waiting(LinphoneCore *lc);
219 int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy);
220 void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call);
221 extern SalCallbacks linphone_sal_callbacks;
222 void linphone_proxy_config_set_error(LinphoneProxyConfig *cfg, LinphoneReason error);
224 struct _LinphoneProxyConfig
226 struct _LinphoneCore *lc;
235 struct _SipSetupContext *ssctx;
238 LinphoneRegistrationState state;
241 bool_t reg_sendregister;
244 bool_t dial_escape_plus;
246 time_t deletion_date;
247 LinphoneReason error;
250 struct _LinphoneAuthInfo
258 time_t last_use_time;
262 struct _LinphoneChatRoom{
263 struct _LinphoneCore *lc;
265 LinphoneAddress *peer_url;
270 struct _LinphoneFriend{
271 LinphoneAddress *uri;
274 LinphoneSubscribePolicy pol;
275 LinphoneOnlineStatus status;
276 struct _LinphoneCore *lc;
280 bool_t subscribe_active;
281 bool_t inc_subscribe_pending;
286 typedef struct sip_config
289 char *guessed_contact;
291 MSList *deleted_proxies;
292 int inc_timeout; /*timeout after an un-answered incoming call is rejected*/
293 unsigned int keepalive_period; /* interval in ms between keep alive messages sent to the proxy server*/
294 LCSipTransports transports;
296 bool_t use_rfc2833; /*force RFC2833 to be sent*/
297 bool_t guess_hostname;
298 bool_t loopback_only;
301 bool_t register_only_when_network_is_up;
302 bool_t ping_with_options;
303 bool_t auto_net_state_mon;
306 typedef struct rtp_config
310 int audio_jitt_comp; /*jitter compensation*/
311 int video_jitt_comp; /*jitter compensation*/
313 bool_t rtp_no_xmit_on_audio_mute;
314 /* stop rtp xmit when audio muted */
319 typedef struct net_config
321 char *nat_address; /* may be IP or host name */
322 char *nat_address_ip; /* ip translated from nat_address */
334 typedef struct sound_config
336 struct _MSSndCard * ring_sndcard; /* the playback sndcard currently used */
337 struct _MSSndCard * play_sndcard; /* the playback sndcard currently used */
338 struct _MSSndCard * capt_sndcard; /* the capture sndcard currently used */
339 struct _MSSndCard * lsd_card; /* dummy playback card for Linphone Sound Daemon extension */
341 int latency; /* latency in samples of the current used sound device */
355 typedef struct codecs_config
357 MSList *audio_codecs; /* list of audio codecs in order of preference*/
358 MSList *video_codecs; /* for later use*/
361 typedef struct video_config{
362 struct _MSWebCam *device;
368 bool_t selfview; /*during calls*/
369 const char *displaytype;
372 typedef struct ui_config
376 unsigned int timer_id; /* the timer id for registration */
381 typedef struct autoreplier_config
384 int after_seconds; /* accept the call after x seconds*/
385 int max_users; /* maximum number of user that can call simultaneously */
386 int max_rec_time; /* the max time of incoming voice recorded */
387 int max_rec_msg; /* maximum number of recorded messages */
388 const char *message; /* the path of the file to be played */
389 }autoreplier_config_t;
394 LinphoneCoreVTable vtable;
396 LinphoneGlobalState state;
397 struct _LpConfig *config;
398 net_config_t net_conf;
399 sip_config_t sip_conf;
400 rtp_config_t rtp_conf;
401 sound_config_t sound_conf;
402 video_config_t video_conf;
403 codecs_config_t codecs_conf;
405 autoreplier_config_t autoreplier_conf;
406 MSList *payload_types;
408 LinphoneProxyConfig *default_proxy;
411 struct _RingStream *ringstream;
412 time_t dmfs_playing_start_time;
413 LCCallbackObj preview_finished_cb;
414 LinphoneCall *current_call; /* the current call */
415 MSList *calls; /* all the processed calls */
416 MSList *queued_calls; /* used by the autoreplier */
421 VideoPreview *previewstream;
422 struct _MSEventQueue *msevq;
423 RtpTransport *a_rtp,*a_rtcp;
424 RtpTransport *v_rtp,*v_rtcp;
426 MSList *subscribers; /* unknown subscribers */
428 LinphoneOnlineStatus presence_mode;
435 LinphoneWaitingCallback wait_cb;
437 unsigned long video_window_id;
438 unsigned long preview_window_id;
439 time_t netup_time; /*time when network went reachable */
440 struct _EcCalibrator *ecc;
443 bool_t apply_nat_settings;
444 bool_t initial_subscribes_sent;
446 bool_t preview_finished;
447 bool_t auto_net_state_mon;
448 bool_t network_reachable;
449 bool_t use_preview_window;
451 bool_t ringstream_autorelease;
452 char* zrtp_secrets_cache;
455 bool_t linphone_core_can_we_add_call(LinphoneCore *lc);
456 int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call);
457 int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call);
458 int linphone_core_set_as_current_call(LinphoneCore *lc, LinphoneCall *call);
459 int linphone_core_get_calls_nb(const LinphoneCore *lc);
461 void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message);
463 SalMediaDescription *create_local_media_description(LinphoneCore *lc, LinphoneCall *call);
464 void update_local_media_description(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription **md);
466 void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription *new_md);
468 bool_t linphone_core_is_payload_type_usable_for_bandwidth(LinphoneCore *lc, PayloadType *pt, int bandwidth_limit);
470 #define linphone_core_ready(lc) ((lc)->state!=LinphoneGlobalStartup)
471 void _linphone_core_configure_resolver();
473 struct _EcCalibrator{
475 MSSndCard *play_card,*capt_card;
476 MSFilter *sndread,*det,*rec;
477 MSFilter *play, *gen, *sndwrite,*resampler;
479 LinphoneEcCalibrationCallback cb;
486 LinphoneEcCalibratorStatus status;
489 typedef struct _EcCalibrator EcCalibrator;
491 LinphoneEcCalibratorStatus ec_calibrator_get_status(EcCalibrator *ecc);
493 void ec_calibrator_destroy(EcCalibrator *ecc);
495 void linphone_call_background_tasks(LinphoneCall *call, bool_t one_second_elapsed);
501 #define NB_MAX_CALLS (10)
503 void call_logs_write_to_config_file(LinphoneCore *lc);
504 #endif /* _PRIVATE_H */