]> sjero.net Git - linphone/blob - coreapi/private.h
Merge branch 'dev_videoios' into local_videoios
[linphone] / coreapi / private.h
1 /***************************************************************************
2  *            private.h
3  *
4  *  Mon Jun 13 14:23:23 2005
5  *  Copyright  2005  Simon Morlat
6  *  Email simon dot morlat at linphone dot org
7  ****************************************************************************/
8
9 /*
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.
14  *
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.
19  *
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.
23  */
24
25 #ifndef _PRIVATE_H
26 #define _PRIVATE_H
27
28 #include "linphonecore.h"
29 #include "linphonecore_utils.h"
30 #include "sal.h"
31
32 #ifdef HAVE_CONFIG_H
33 #include "config.h"
34 #endif
35 #include "mediastreamer2/mediastream.h"
36 #include "mediastreamer2/msconference.h"
37
38 #ifndef LIBLINPHONE_VERSION
39 #define LIBLINPHONE_VERSION LINPHONE_VERSION
40 #endif
41
42 #ifndef PACKAGE_SOUND_DIR
43 #define PACKAGE_SOUND_DIR "."
44 #endif
45
46 #ifndef PACKAGE_DATA_DIR
47 #define PACKAGE_DATA_DIR "."
48 #endif
49
50 #ifdef HAVE_GETTEXT
51 #include <libintl.h>
52 #ifndef _
53 #define _(String) gettext(String)
54 #endif
55 #else
56 #ifndef _
57 #define _(something)    (something)
58 #endif
59 #ifndef ngettext
60 #define ngettext(singular, plural, number)      (((number)==1)?(singular):(plural))
61 #endif
62 #endif
63
64
65 struct _LinphoneCallParams{
66         LinphoneCall *referer; /*in case this call creation is consecutive to an incoming transfer, this points to the original call */
67         int audio_bw; /* bandwidth limit for audio stream */
68         bool_t has_video;
69         bool_t real_early_media; /*send real media even during early media (for outgoing calls)*/
70         bool_t in_conference; /*in conference mode */
71         bool_t pad;
72 };
73
74 struct _LinphoneCall
75 {
76         struct _LinphoneCore *core;
77         SalMediaDescription *localdesc;
78         SalMediaDescription *resultdesc;
79         LinphoneCallDir dir;
80         struct _RtpProfile *audio_profile;
81         struct _RtpProfile *video_profile;
82         struct _LinphoneCallLog *log;
83         SalOp *op;
84         SalOp *ping_op;
85         char localip[LINPHONE_IPADDR_SIZE]; /* our best guess for local ipaddress for this call */
86         time_t start_time; /*time at which the call was initiated*/
87         time_t media_start_time; /*time at which it was accepted, media streams established*/
88         LinphoneCallState       state;
89         LinphoneReason reason;
90         int refcnt;
91         void * user_pointer;
92         int audio_port;
93         int video_port;
94         struct _AudioStream *audiostream;  /**/
95         struct _VideoStream *videostream;
96         MSAudioEndpoint *endpoint; /*used for conferencing*/
97         char *refer_to;
98         LinphoneCallParams params;
99         LinphoneCallParams current_params;
100         int up_bw; /*upload bandwidth setting at the time the call is started. Used to detect if it changes during a call */
101         int audio_bw;   /*upload bandwidth used by audio */
102         bool_t refer_pending;
103         bool_t media_pending;
104         bool_t audio_muted;
105         bool_t camera_active;
106         bool_t all_muted; /*this flag is set during early medias*/
107         bool_t playing_ringbacktone;
108         bool_t owns_call_log;
109         bool_t ringing_beep; /* whether this call is ringing through an already existent current call*/
110         OrtpEvQueue *audiostream_app_evq;
111         char *auth_token;
112         OrtpEvQueue *videostream_app_evq;
113         bool_t videostream_encrypted;
114         bool_t audiostream_encrypted;
115         bool_t auth_token_verified;
116 };
117
118
119 LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, const LinphoneCallParams *params);
120 LinphoneCall * linphone_call_new_incoming(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, SalOp *op);
121 void linphone_call_set_state(LinphoneCall *call, LinphoneCallState cstate, const char *message);
122
123 /* private: */
124 LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *local, LinphoneAddress * remote);
125 void linphone_call_log_completed(LinphoneCall *call);
126 void linphone_call_log_destroy(LinphoneCallLog *cl);
127
128 void linphone_auth_info_write_config(struct _LpConfig *config, LinphoneAuthInfo *obj, int pos);
129
130 void linphone_core_update_proxy_register(LinphoneCore *lc);
131 void linphone_core_refresh_subscribes(LinphoneCore *lc);
132 int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error);
133
134 int linphone_proxy_config_send_publish(LinphoneProxyConfig *cfg, LinphoneOnlineStatus os);
135 void linphone_proxy_config_set_state(LinphoneProxyConfig *cfg, LinphoneRegistrationState rstate, const char *message);
136
137 int linphone_online_status_to_eXosip(LinphoneOnlineStatus os);
138 void linphone_friend_close_subscriptions(LinphoneFriend *lf);
139 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os);
140 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op);
141 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op);
142
143 int parse_hostname_to_addr(const char *server, struct sockaddr_storage *ss, socklen_t *socklen);
144 int set_lock_file();
145 int get_lock_file();
146 int remove_lock_file();
147 int do_registration(LinphoneCore *lc, bool_t doit);
148 void check_for_registration(LinphoneCore *lc);
149 void check_sound_device(LinphoneCore *lc);
150 void linphone_core_verify_codecs(LinphoneCore *lc);
151 void linphone_core_get_local_ip(LinphoneCore *lc, const char *to, char *result);
152 bool_t host_has_ipv6_network();
153 bool_t lp_spawn_command_line_sync(const char *command, char **result,int *command_ret);
154
155 static inline int get_min_bandwidth(int dbw, int ubw){
156         if (dbw<=0) return ubw;
157         if (ubw<=0) return dbw;
158         return MIN(dbw,ubw);
159 }
160
161 static inline bool_t bandwidth_is_greater(int bw1, int bw2){
162         if (bw1<0) return TRUE;
163         else if (bw2<0) return FALSE;
164         else return bw1>=bw2;
165 }
166
167 static inline int get_video_bandwidth(int total, int audio){
168         if (total<=0) return 0;
169         return total-audio-10;
170 }
171
172 static inline void set_string(char **dest, const char *src){
173         if (*dest){
174                 ms_free(*dest);
175                 *dest=NULL;
176         }
177         if (src)
178                 *dest=ms_strdup(src);
179 }
180
181 #define PAYLOAD_TYPE_ENABLED    PAYLOAD_TYPE_USER_FLAG_0
182
183 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os);
184 void linphone_process_authentication(LinphoneCore* lc, SalOp *op);
185 void linphone_authentication_ok(LinphoneCore *lc, SalOp *op);
186 void linphone_subscription_new(LinphoneCore *lc, SalOp *op, const char *from);
187 void linphone_notify_recv(LinphoneCore *lc, SalOp *op, SalSubscribeState ss, SalPresenceStatus status);
188 void linphone_proxy_config_process_authentication_failure(LinphoneCore *lc, SalOp *op);
189
190 void linphone_subscription_answered(LinphoneCore *lc, SalOp *op);
191 void linphone_subscription_closed(LinphoneCore *lc, SalOp *op);
192
193 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *fri, LinphoneFriend **lf);
194
195 void linphone_core_update_allocated_audio_bandwidth(LinphoneCore *lc);
196 void linphone_core_update_allocated_audio_bandwidth_in_call(LinphoneCall *call, const PayloadType *pt);
197 void linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
198
199 void linphone_core_send_initial_subscribes(LinphoneCore *lc);
200 void linphone_core_write_friends_config(LinphoneCore* lc);
201 void linphone_friend_write_to_config_file(struct _LpConfig *config, LinphoneFriend *lf, int index);
202 LinphoneFriend * linphone_friend_new_from_config_file(struct _LinphoneCore *lc, int index);
203
204 void linphone_proxy_config_update(LinphoneProxyConfig *cfg);
205 void linphone_proxy_config_get_contact(LinphoneProxyConfig *cfg, const char **ip, int *port);
206 LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri);
207 const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route);
208 int linphone_core_get_local_ip_for(int type, const char *dest, char *result);
209
210 LinphoneProxyConfig *linphone_proxy_config_new_from_config_file(struct _LpConfig *config, int index);
211 void linphone_proxy_config_write_to_config_file(struct _LpConfig* config,LinphoneProxyConfig *obj, int index);
212
213 int linphone_proxy_config_normalize_number(LinphoneProxyConfig *cfg, const char *username, char *result, size_t result_len);
214
215 void linphone_core_text_received(LinphoneCore *lc, const char *from, const char *msg);
216
217 void linphone_core_play_tone(LinphoneCore *lc);
218
219 void linphone_call_init_media_streams(LinphoneCall *call);
220 void linphone_call_start_media_streams(LinphoneCall *call, bool_t all_inputs_muted, bool_t send_ringbacktone);
221 void linphone_call_stop_media_streams(LinphoneCall *call);
222
223 const char * linphone_core_get_identity(LinphoneCore *lc);
224 const char * linphone_core_get_route(LinphoneCore *lc);
225 void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose);
226 void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progresses);
227 void linphone_core_stop_waiting(LinphoneCore *lc);
228
229 int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy);
230 void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call);
231 extern SalCallbacks linphone_sal_callbacks;
232 void linphone_proxy_config_set_error(LinphoneProxyConfig *cfg, LinphoneReason error);
233 bool_t linphone_core_rtcp_enabled(const LinphoneCore *lc);
234
235
236 struct _LinphoneProxyConfig
237 {
238         struct _LinphoneCore *lc;
239         char *reg_proxy;
240         char *reg_identity;
241         char *reg_route;
242         char *realm;
243         int expires;
244         int reg_time;
245         SalOp *op;
246         char *type;
247         struct _SipSetupContext *ssctx;
248         int auth_failures;
249         char *dial_prefix;
250         LinphoneRegistrationState state;
251         SalOp *publish_op;
252         bool_t commit;
253         bool_t reg_sendregister;
254         bool_t registered;
255         bool_t publish;
256         bool_t dial_escape_plus;
257         void* user_data;
258         time_t deletion_date;
259         LinphoneReason error;
260 };
261
262 struct _LinphoneAuthInfo
263 {
264         char *username;
265         char *realm;
266         char *userid;
267         char *passwd;
268         char *ha1;
269         int usecount;
270         time_t last_use_time;
271         bool_t works;
272 };
273
274 struct _LinphoneChatRoom{
275         struct _LinphoneCore *lc;
276         char  *peer;
277         LinphoneAddress *peer_url;
278         SalOp *op;
279         void * user_data;
280 };
281
282 struct _LinphoneFriend{
283         LinphoneAddress *uri;
284         SalOp *insub;
285         SalOp *outsub;
286         LinphoneSubscribePolicy pol;
287         LinphoneOnlineStatus status;
288         struct _LinphoneCore *lc;
289         BuddyInfo *info;
290         char *refkey;
291         bool_t subscribe;
292         bool_t subscribe_active;
293         bool_t inc_subscribe_pending;
294         bool_t commit;
295 };
296
297
298 typedef struct sip_config
299 {
300         char *contact;
301         char *guessed_contact;
302         MSList *proxies;
303         MSList *deleted_proxies;
304         int inc_timeout;        /*timeout after an un-answered incoming call is rejected*/
305         unsigned int keepalive_period; /* interval in ms between keep alive messages sent to the proxy server*/
306         LCSipTransports transports;
307         bool_t use_info;
308         bool_t use_rfc2833;     /*force RFC2833 to be sent*/
309         bool_t guess_hostname;
310         bool_t loopback_only;
311         bool_t ipv6_enabled;
312         bool_t sdp_200_ack;
313         bool_t register_only_when_network_is_up;
314         bool_t ping_with_options;
315         bool_t auto_net_state_mon;
316 } sip_config_t;
317
318 typedef struct rtp_config
319 {
320         int audio_rtp_port;
321         int video_rtp_port;
322         int audio_jitt_comp;  /*jitter compensation*/
323         int video_jitt_comp;  /*jitter compensation*/
324         int nortp_timeout;
325         bool_t rtp_no_xmit_on_audio_mute;
326                               /* stop rtp xmit when audio muted */
327 }rtp_config_t;
328
329
330
331 typedef struct net_config
332 {
333         char *nat_address; /* may be IP or host name */
334         char *nat_address_ip; /* ip translated from nat_address */
335         char *stun_server;
336         char *relay;
337         int download_bw;
338         int upload_bw;
339         int firewall_policy;
340         int mtu;
341         int down_ptime;
342         bool_t nat_sdp_only;
343 }net_config_t;
344
345
346 typedef struct sound_config
347 {
348         struct _MSSndCard * ring_sndcard;       /* the playback sndcard currently used */
349         struct _MSSndCard * play_sndcard;       /* the playback sndcard currently used */
350         struct _MSSndCard * capt_sndcard; /* the capture sndcard currently used */
351         struct _MSSndCard * lsd_card; /* dummy playback card for Linphone Sound Daemon extension */
352         const char **cards;
353         int latency;    /* latency in samples of the current used sound device */
354         char rec_lev;
355         char play_lev;
356         char ring_lev;
357         char soft_play_lev;
358         char source;
359         char *local_ring;
360         char *remote_ring;
361         char *ringback_tone;
362         bool_t ec;
363         bool_t ea;
364         bool_t agc;
365 } sound_config_t;
366
367 typedef struct codecs_config
368 {
369         MSList *audio_codecs;  /* list of audio codecs in order of preference*/
370         MSList *video_codecs;   /* for later use*/
371 }codecs_config_t;
372
373 typedef struct video_config{
374         struct _MSWebCam *device;
375         const char **cams;
376         MSVideoSize vsize;
377         bool_t capture;
378         bool_t show_local;
379         bool_t display;
380         bool_t selfview; /*during calls*/
381         const char *displaytype;
382 }video_config_t;
383
384 typedef struct ui_config
385 {
386         int is_daemon;
387         int is_applet;
388         unsigned int timer_id;  /* the timer id for registration */
389 }ui_config_t;
390
391
392
393 typedef struct autoreplier_config
394 {
395         int enabled;
396         int after_seconds;              /* accept the call after x seconds*/
397         int max_users;                  /* maximum number of user that can call simultaneously */
398         int max_rec_time;       /* the max time of incoming voice recorded */
399         int max_rec_msg;                /* maximum number of recorded messages */
400         const char *message;            /* the path of the file to be played */
401 }autoreplier_config_t;
402
403 struct _LinphoneConference{
404         MSAudioConference *conf;
405         AudioStream *local_participant;
406         MSAudioEndpoint *local_endpoint;
407         bool_t local_muted;
408 };
409
410 typedef struct _LinphoneConference LinphoneConference;
411
412 struct _LinphoneCore
413 {
414         LinphoneCoreVTable vtable;
415         Sal *sal;
416         LinphoneGlobalState state;
417         struct _LpConfig *config;
418         net_config_t net_conf;
419         sip_config_t sip_conf;
420         rtp_config_t rtp_conf;
421         sound_config_t sound_conf;
422         video_config_t video_conf;
423         codecs_config_t codecs_conf;
424         ui_config_t ui_conf;
425         autoreplier_config_t autoreplier_conf;
426         MSList *payload_types;
427         int dyn_pt;
428         LinphoneProxyConfig *default_proxy;
429         MSList *friends;
430         MSList *auth_info;
431         struct _RingStream *ringstream;
432         time_t dmfs_playing_start_time;
433         LCCallbackObj preview_finished_cb;
434         LinphoneCall *current_call;   /* the current call */
435         MSList *calls;                          /* all the processed calls */
436         MSList *queued_calls;   /* used by the autoreplier */
437         MSList *call_logs;
438         MSList *chatrooms;
439         int max_call_logs;
440         int missed_calls;
441         VideoPreview *previewstream;
442         struct _MSEventQueue *msevq;
443         RtpTransport *a_rtp,*a_rtcp;
444         RtpTransport *v_rtp,*v_rtcp;
445         MSList *bl_reqs;
446         MSList *subscribers;    /* unknown subscribers */
447         int minutes_away;
448         LinphoneOnlineStatus presence_mode;
449         char *alt_contact;
450         void *data;
451         char *play_file;
452         char *rec_file;
453         time_t prevtime;
454         int audio_bw;
455         LinphoneWaitingCallback wait_cb;
456         void *wait_ctx;
457         unsigned long video_window_id;
458         unsigned long preview_window_id;
459         time_t netup_time; /*time when network went reachable */
460         struct _EcCalibrator *ecc;
461         MSList *hooks;
462         LinphoneConference conf_ctx;
463         char* zrtp_secrets_cache;
464         bool_t use_files;
465         bool_t apply_nat_settings;
466         bool_t initial_subscribes_sent;
467         bool_t bl_refresh;
468         bool_t preview_finished;
469         bool_t auto_net_state_mon;
470         bool_t network_reachable;
471         bool_t use_preview_window;
472         int device_rotation;
473         bool_t ringstream_autorelease;
474         int max_calls;
475 };
476
477 bool_t linphone_core_can_we_add_call(LinphoneCore *lc);
478 int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call);
479 int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call);
480 int linphone_core_set_as_current_call(LinphoneCore *lc, LinphoneCall *call);
481 int linphone_core_get_calls_nb(const LinphoneCore *lc);
482
483 void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message);
484
485 SalMediaDescription *create_local_media_description(LinphoneCore *lc, LinphoneCall *call);
486 void update_local_media_description(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription **md);
487
488 void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription *new_md);
489
490 bool_t linphone_core_is_payload_type_usable_for_bandwidth(LinphoneCore *lc, PayloadType *pt,  int bandwidth_limit);
491
492 #define linphone_core_ready(lc) ((lc)->state!=LinphoneGlobalStartup)
493 void _linphone_core_configure_resolver();
494
495 struct _EcCalibrator{
496         ms_thread_t thread;
497         MSSndCard *play_card,*capt_card;
498         MSFilter *sndread,*det,*rec;
499         MSFilter *play, *gen, *sndwrite,*resampler;
500         MSTicker *ticker;
501         LinphoneEcCalibrationCallback cb;
502         void *cb_data;
503         int recv_count;
504         int sent_count;
505         int64_t acc;
506         int delay;
507         unsigned int rate;
508         LinphoneEcCalibratorStatus status;
509 };
510
511 typedef struct _EcCalibrator EcCalibrator;
512
513 LinphoneEcCalibratorStatus ec_calibrator_get_status(EcCalibrator *ecc);
514
515 void ec_calibrator_destroy(EcCalibrator *ecc);
516
517 void linphone_call_background_tasks(LinphoneCall *call, bool_t one_second_elapsed);
518 void linphone_core_preempt_sound_resources(LinphoneCore *lc);
519 /*conferencing subsystem*/
520 void _post_configure_audio_stream(AudioStream *st, LinphoneCore *lc, bool_t muted);
521 void linphone_call_add_to_conf(LinphoneCall *call);
522 void linphone_call_remove_from_conf(LinphoneCall *call);
523 void linphone_core_conference_check_uninit(LinphoneConference *ctx);
524 bool_t linphone_core_sound_resources_available(LinphoneCore *lc);
525
526 #define HOLD_OFF        (0)
527 #define HOLD_ON         (1)
528
529 #ifndef NB_MAX_CALLS
530 #define NB_MAX_CALLS    (10)
531 #endif
532 void call_logs_write_to_config_file(LinphoneCore *lc);
533 #endif /* _PRIVATE_H */