sjero.net Git - linphone/blob - 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 #ifdef __cplusplus
  28 extern "C" {
  29 #endif
  30 #include "linphonecore.h"
  31 #include "linphonefriend.h"
  32 #include "linphone_tunnel.h"
  33 #include "linphonecore_utils.h"
  34 #include "sal.h"
  35 #include "sipsetup.h"
  36
  37 #ifdef HAVE_CONFIG_H
  38 #include "config.h"
  39 #endif
  40 #include "mediastreamer2/ice.h"
  41 #include "mediastreamer2/mediastream.h"
  42 #include "mediastreamer2/msconference.h"
  43 #ifdef BUILD_UPNP
  44 #include "upnp.h"
  45 #endif  //BUILD_UPNP
  46
  47 #ifndef LIBLINPHONE_VERSION
  48 #define LIBLINPHONE_VERSION LINPHONE_VERSION
  49 #endif
  50
  51 #ifndef PACKAGE_SOUND_DIR
  52 #define PACKAGE_SOUND_DIR "."
  53 #endif
  54
  55 #ifndef PACKAGE_DATA_DIR
  56 #define PACKAGE_DATA_DIR "."
  57 #endif
  58
  59 #ifdef HAVE_GETTEXT
  60 #include <libintl.h>
  61 #ifndef _
  62 #define _(String) gettext(String)
  63 #endif
  64 #else
  65 #ifndef _
  66 #define _(something)    (something)
  67 #endif
  68 #ifndef ngettext
  69 #define ngettext(singular, plural, number)      (((number)==1)?(singular):(plural))
  70 #endif
  71 #endif
  72
  73 struct _LinphoneCallParams{
  74         LinphoneCall *referer; /*in case this call creation is consecutive to an incoming transfer, this points to the original call */
  75         int audio_bw; /* bandwidth limit for audio stream */
  76         LinphoneMediaEncryption media_encryption;
  77         PayloadType *audio_codec; /*audio codec currently in use */
  78         PayloadType *video_codec; /*video codec currently in use */
  79         int down_bw;
  80         int up_bw;
  81         int down_ptime;
  82         int up_ptime;
  83         char *record_file;
  84         SalCustomHeader *custom_headers;
  85         bool_t has_video;
  86         bool_t real_early_media; /*send real media even during early media (for outgoing calls)*/
  87         bool_t in_conference; /*in conference mode */
  88         bool_t pad;
  89         bool_t low_bandwidth;
  90 };
  91
  92 struct _LinphoneCallLog{
  93         struct _LinphoneCore *lc;
  94         LinphoneCallDir dir; /**< The direction of the call*/
  95         LinphoneCallStatus status; /**< The status of the call*/
  96         LinphoneAddress *from; /**<Originator of the call as a LinphoneAddress object*/
  97         LinphoneAddress *to; /**<Destination of the call as a LinphoneAddress object*/
  98         char start_date[128]; /**<Human readable string containing the start date*/
  99         int duration; /**<Duration of the call in seconds*/
 100         char *refkey;
 101         void *user_pointer;
 102         rtp_stats_t local_stats;
 103         rtp_stats_t remote_stats;
 104         float quality;
 105         time_t start_date_time; /**Start date of the call in seconds as expressed in a time_t */
 106         char* call_id; /**unique id of a call*/
 107         bool_t video_enabled;
 108 };
 109
 110 typedef struct _CallCallbackObj
 111 {
 112         LinphoneCallCbFunc _func;
 113         void * _user_data;
 114 }CallCallbackObj;
 115
 116 static const int linphone_call_magic=0x3343;
 117
 118 struct _LinphoneChatMessage {
 119         char* message;
 120         LinphoneChatRoom* chat_room;
 121         LinphoneChatMessageStateChangeCb cb;
 122         void* cb_ud;
 123         void* message_userdata;
 124         char* external_body_url;
 125         LinphoneAddress* from;
 126         time_t time;
 127         SalCustomHeader *custom_headers;
 128 };
 129
 130 typedef struct StunCandidate{
 131         char addr[64];
 132         int port;
 133 }StunCandidate;
 134
 135
 136 struct _LinphoneCall
 137 {
 138         int magic; /*used to distinguish from proxy config*/
 139         struct _LinphoneCore *core;
 140         SalMediaDescription *localdesc;
 141         SalMediaDescription *resultdesc;
 142         LinphoneCallDir dir;
 143         LinphoneCall *referer; /*when this call is the result of a transfer, referer is set to the original call that caused the transfer*/
 144         struct _RtpProfile *audio_profile;
 145         struct _RtpProfile *video_profile;
 146         struct _LinphoneCallLog *log;
 147         SalOp *op;
 148         SalOp *ping_op;
 149         char localip[LINPHONE_IPADDR_SIZE]; /* our best guess for local ipaddress for this call */
 150         time_t start_time; /*time at which the call was initiated*/
 151         time_t media_start_time; /*time at which it was accepted, media streams established*/
 152         LinphoneCallState       state;
 153         LinphoneCallState transfer_state; /*idle if no transfer*/
 154         LinphoneReason reason;
 155         LinphoneProxyConfig *dest_proxy;
 156         int refcnt;
 157         void * user_pointer;
 158         int audio_port;
 159         int video_port;
 160         StunCandidate ac,vc; /*audio video ip/port discovered by STUN*/
 161         struct _AudioStream *audiostream;  /**/
 162         struct _VideoStream *videostream;
 163         MSAudioEndpoint *endpoint; /*used for conferencing*/
 164         char *refer_to;
 165         LinphoneCallParams params;
 166         LinphoneCallParams current_params;
 167         LinphoneCallParams remote_params;
 168         int up_bw; /*upload bandwidth setting at the time the call is started. Used to detect if it changes during a call */
 169         int audio_bw;   /*upload bandwidth used by audio */
 170         OrtpEvQueue *audiostream_app_evq;
 171         char *auth_token;
 172         OrtpEvQueue *videostream_app_evq;
 173         CallCallbackObj nextVideoFrameDecoded;
 174         LinphoneCallStats stats[2];
 175 #ifdef BUILD_UPNP
 176         UpnpSession *upnp_session;
 177 #endif //BUILD_UPNP
 178         IceSession *ice_session;
 179         LinphoneChatMessage* pending_message;
 180         int ping_time;
 181         unsigned int remote_session_id;
 182         unsigned int remote_session_ver;
 183         bool_t refer_pending;
 184         bool_t media_pending;
 185         bool_t audio_muted;
 186         bool_t camera_active;
 187
 188         bool_t all_muted; /*this flag is set during early medias*/
 189         bool_t playing_ringbacktone;
 190         bool_t owns_call_log;
 191         bool_t ringing_beep; /* whether this call is ringing through an already existent current call*/
 192
 193         bool_t videostream_encrypted;
 194         bool_t audiostream_encrypted;
 195         bool_t auth_token_verified;
 196         bool_t defer_update;
 197
 198         bool_t was_automatically_paused;
 199         bool_t ping_replied;
 200         bool_t record_active;
 201 };
 202
 203
 204 LinphoneCall * linphone_call_new_outgoing(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, const LinphoneCallParams *params);
 205 LinphoneCall * linphone_call_new_incoming(struct _LinphoneCore *lc, LinphoneAddress *from, LinphoneAddress *to, SalOp *op);
 206 void linphone_call_set_state(LinphoneCall *call, LinphoneCallState cstate, const char *message);
 207
 208 /* private: */
 209 LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *local, LinphoneAddress * remote);
 210 void linphone_call_log_completed(LinphoneCall *call);
 211 void linphone_call_log_destroy(LinphoneCallLog *cl);
 212 void linphone_call_set_transfer_state(LinphoneCall* call, LinphoneCallState state);
 213
 214 void linphone_auth_info_write_config(struct _LpConfig *config, LinphoneAuthInfo *obj, int pos);
 215
 216 void linphone_core_update_proxy_register(LinphoneCore *lc);
 217 void linphone_core_refresh_subscribes(LinphoneCore *lc);
 218 int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error);
 219
 220 int linphone_proxy_config_send_publish(LinphoneProxyConfig *cfg, LinphoneOnlineStatus os);
 221 void linphone_proxy_config_set_state(LinphoneProxyConfig *cfg, LinphoneRegistrationState rstate, const char *message);
 222
 223 int linphone_online_status_to_eXosip(LinphoneOnlineStatus os);
 224 void linphone_friend_close_subscriptions(LinphoneFriend *lf);
 225 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os);
 226 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op);
 227 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op);
 228
 229 int parse_hostname_to_addr(const char *server, struct sockaddr_storage *ss, socklen_t *socklen);
 230 int set_lock_file();
 231 int get_lock_file();
 232 int remove_lock_file();
 233 void check_sound_device(LinphoneCore *lc);
 234 void linphone_core_get_local_ip(LinphoneCore *lc, const char *to, char *result);
 235 bool_t host_has_ipv6_network();
 236 bool_t lp_spawn_command_line_sync(const char *command, char **result,int *command_ret);
 237
 238 static inline int get_min_bandwidth(int dbw, int ubw){
 239         if (dbw<=0) return ubw;
 240         if (ubw<=0) return dbw;
 241         return MIN(dbw,ubw);
 242 }
 243
 244 static inline bool_t bandwidth_is_greater(int bw1, int bw2){
 245         if (bw1<0) return TRUE;
 246         else if (bw2<0) return FALSE;
 247         else return bw1>=bw2;
 248 }
 249
 250 static inline int get_video_bandwidth(int total, int audio){
 251         if (total<=0) return 0;
 252         return total-audio-10;
 253 }
 254
 255 static inline void set_string(char **dest, const char *src){
 256         if (*dest){
 257                 ms_free(*dest);
 258                 *dest=NULL;
 259         }
 260         if (src)
 261                 *dest=ms_strdup(src);
 262 }
 263
 264 #define PAYLOAD_TYPE_ENABLED    PAYLOAD_TYPE_USER_FLAG_0
 265
 266 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os);
 267 void linphone_process_authentication(LinphoneCore* lc, SalOp *op);
 268 void linphone_authentication_ok(LinphoneCore *lc, SalOp *op);
 269 void linphone_subscription_new(LinphoneCore *lc, SalOp *op, const char *from);
 270 void linphone_notify_recv(LinphoneCore *lc, SalOp *op, SalSubscribeStatus ss, SalPresenceStatus status);
 271 void linphone_proxy_config_process_authentication_failure(LinphoneCore *lc, SalOp *op);
 272
 273 void linphone_subscription_answered(LinphoneCore *lc, SalOp *op);
 274 void linphone_subscription_closed(LinphoneCore *lc, SalOp *op);
 275
 276 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *fri, LinphoneFriend **lf);
 277
 278 void linphone_core_update_allocated_audio_bandwidth(LinphoneCore *lc);
 279 void linphone_core_update_allocated_audio_bandwidth_in_call(LinphoneCall *call, const PayloadType *pt);
 280
 281 int linphone_core_run_stun_tests(LinphoneCore *lc, LinphoneCall *call);
 282 void linphone_core_adapt_to_network(LinphoneCore *lc, int ping_time_ms, LinphoneCallParams *params);
 283 int linphone_core_gather_ice_candidates(LinphoneCore *lc, LinphoneCall *call);
 284 void linphone_core_update_ice_state_in_call_stats(LinphoneCall *call);
 285 void linphone_core_update_local_media_description_from_ice(SalMediaDescription *desc, IceSession *session);
 286 void linphone_core_update_ice_from_remote_media_description(LinphoneCall *call, const SalMediaDescription *md);
 287 bool_t linphone_core_media_description_contains_video_stream(const SalMediaDescription *md);
 288
 289 void linphone_core_send_initial_subscribes(LinphoneCore *lc);
 290 void linphone_core_write_friends_config(LinphoneCore* lc);
 291 void linphone_friend_write_to_config_file(struct _LpConfig *config, LinphoneFriend *lf, int index);
 292 LinphoneFriend * linphone_friend_new_from_config_file(struct _LinphoneCore *lc, int index);
 293
 294 void linphone_proxy_config_update(LinphoneProxyConfig *cfg);
 295 void linphone_proxy_config_get_contact(LinphoneProxyConfig *cfg, const char **ip, int *port);
 296 LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri);
 297 const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route);
 298 int linphone_core_get_local_ip_for(int type, const char *dest, char *result);
 299
 300 LinphoneProxyConfig *linphone_proxy_config_new_from_config_file(struct _LpConfig *config, int index);
 301 void linphone_proxy_config_write_to_config_file(struct _LpConfig* config,LinphoneProxyConfig *obj, int index);
 302
 303 int linphone_proxy_config_normalize_number(LinphoneProxyConfig *cfg, const char *username, char *result, size_t result_len);
 304
 305 void linphone_core_message_received(LinphoneCore *lc, const SalMessage *msg);
 306
 307 void linphone_core_play_tone(LinphoneCore *lc);
 308
 309 void linphone_call_init_stats(LinphoneCallStats *stats, int type);
 310
 311 void linphone_call_init_audio_stream(LinphoneCall *call);
 312 void linphone_call_init_video_stream(LinphoneCall *call);
 313 void linphone_call_init_media_streams(LinphoneCall *call);
 314 void linphone_call_start_media_streams(LinphoneCall *call, bool_t all_inputs_muted, bool_t send_ringbacktone);
 315 void linphone_call_start_media_streams_for_ice_gathering(LinphoneCall *call);
 316 void linphone_call_stop_audio_stream(LinphoneCall *call);
 317 void linphone_call_stop_video_stream(LinphoneCall *call);
 318 void linphone_call_stop_media_streams(LinphoneCall *call);
 319 void linphone_call_delete_ice_session(LinphoneCall *call);
 320 void linphone_call_delete_upnp_session(LinphoneCall *call);
 321 void linphone_call_stop_media_streams_for_ice_gathering(LinphoneCall *call);
 322 void linphone_call_update_crypto_parameters(LinphoneCall *call, SalMediaDescription *old_md, SalMediaDescription *new_md);
 323 void linphone_call_update_remote_session_id_and_ver(LinphoneCall *call);
 324
 325 const char * linphone_core_get_identity(LinphoneCore *lc);
 326 const char * linphone_core_get_route(LinphoneCore *lc);
 327 void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose);
 328 void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progresses);
 329 void linphone_core_stop_waiting(LinphoneCore *lc);
 330
 331 int linphone_core_proceed_with_invite_if_ready(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy);
 332 int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call);
 333 int linphone_core_start_update_call(LinphoneCore *lc, LinphoneCall *call);
 334 int linphone_core_start_accept_call_update(LinphoneCore *lc, LinphoneCall *call);
 335 void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call);
 336 void linphone_core_notify_incoming_call(LinphoneCore *lc, LinphoneCall *call);
 337 bool_t linphone_core_incompatible_security(LinphoneCore *lc, SalMediaDescription *md);
 338 extern SalCallbacks linphone_sal_callbacks;
 339 void linphone_proxy_config_set_error(LinphoneProxyConfig *cfg, LinphoneReason error);
 340 bool_t linphone_core_rtcp_enabled(const LinphoneCore *lc);
 341
 342 LinphoneCall * is_a_linphone_call(void *user_pointer);
 343 LinphoneProxyConfig * is_a_linphone_proxy_config(void *user_pointer);
 344
 345 static const int linphone_proxy_config_magic=0x7979;
 346
 347 /*chat*/
 348 void linphone_chat_message_destroy(LinphoneChatMessage* msg);
 349 /**/
 350
 351 struct _LinphoneProxyConfig
 352 {
 353         int magic;
 354         struct _LinphoneCore *lc;
 355         char *reg_proxy;
 356         char *reg_identity;
 357         char *reg_route;
 358         char *realm;
 359         char *contact_params;
 360         int expires;
 361         int reg_time;
 362         SalOp *op;
 363         char *type;
 364         struct _SipSetupContext *ssctx;
 365         int auth_failures;
 366         char *dial_prefix;
 367         LinphoneRegistrationState state;
 368         SalOp *publish_op;
 369         bool_t commit;
 370         bool_t reg_sendregister;
 371         bool_t publish;
 372         bool_t dial_escape_plus;
 373         void* user_data;
 374         time_t deletion_date;
 375         LinphoneReason error;
 376 };
 377
 378 struct _LinphoneAuthInfo
 379 {
 380         char *username;
 381         char *realm;
 382         char *userid;
 383         char *passwd;
 384         char *ha1;
 385         int usecount;
 386         time_t last_use_time;
 387         bool_t works;
 388 };
 389
 390 struct _LinphoneChatRoom{
 391         struct _LinphoneCore *lc;
 392         char  *peer;
 393         LinphoneAddress *peer_url;
 394         void * user_data;
 395 };
 396
 397
 398
 399 struct _LinphoneFriend{
 400         LinphoneAddress *uri;
 401         SalOp *insub;
 402         SalOp *outsub;
 403         LinphoneSubscribePolicy pol;
 404         LinphoneOnlineStatus status;
 405         struct _LinphoneCore *lc;
 406         BuddyInfo *info;
 407         char *refkey;
 408         bool_t subscribe;
 409         bool_t subscribe_active;
 410         bool_t inc_subscribe_pending;
 411         bool_t commit;
 412 };
 413
 414
 415 typedef struct sip_config
 416 {
 417         char *contact;
 418         char *guessed_contact;
 419         MSList *proxies;
 420         MSList *deleted_proxies;
 421         int inc_timeout;        /*timeout after an un-answered incoming call is rejected*/
 422         int in_call_timeout;    /*timeout after a call is hangup */
 423         unsigned int keepalive_period; /* interval in ms between keep alive messages sent to the proxy server*/
 424         LCSipTransports transports;
 425         bool_t use_info;
 426         bool_t use_rfc2833;     /*force RFC2833 to be sent*/
 427         bool_t guess_hostname;
 428         bool_t loopback_only;
 429         bool_t ipv6_enabled;
 430         bool_t sdp_200_ack;
 431         bool_t register_only_when_network_is_up;
 432         bool_t ping_with_options;
 433         bool_t auto_net_state_mon;
 434         bool_t tcp_tls_keepalive;
 435 } sip_config_t;
 436
 437 typedef struct rtp_config
 438 {
 439         int audio_rtp_min_port;
 440         int audio_rtp_max_port;
 441         int video_rtp_min_port;
 442         int video_rtp_max_port;
 443         int audio_jitt_comp;  /*jitter compensation*/
 444         int video_jitt_comp;  /*jitter compensation*/
 445         int nortp_timeout;
 446         bool_t rtp_no_xmit_on_audio_mute;
 447                               /* stop rtp xmit when audio muted */
 448         bool_t audio_adaptive_jitt_comp_enabled;
 449         bool_t video_adaptive_jitt_comp_enabled;
 450         bool_t pad;
 451 }rtp_config_t;
 452
 453
 454
 455 typedef struct net_config
 456 {
 457         char *nat_address; /* may be IP or host name */
 458         char *nat_address_ip; /* ip translated from nat_address */
 459         char *stun_server;
 460         char *relay;
 461         int download_bw;
 462         int upload_bw;
 463         int firewall_policy;
 464         int mtu;
 465         bool_t nat_sdp_only;
 466 }net_config_t;
 467
 468
 469 typedef struct sound_config
 470 {
 471         struct _MSSndCard * ring_sndcard;       /* the playback sndcard currently used */
 472         struct _MSSndCard * play_sndcard;       /* the playback sndcard currently used */
 473         struct _MSSndCard * capt_sndcard; /* the capture sndcard currently used */
 474         struct _MSSndCard * lsd_card; /* dummy playback card for Linphone Sound Daemon extension */
 475         const char **cards;
 476         int latency;    /* latency in samples of the current used sound device */
 477         float soft_play_lev; /*playback gain in db.*/
 478         float soft_mic_lev; /*mic gain in db.*/
 479         char rec_lev;
 480         char play_lev;
 481         char ring_lev;
 482         char source;
 483         char *local_ring;
 484         char *remote_ring;
 485         char *ringback_tone;
 486         bool_t ec;
 487         bool_t ea;
 488         bool_t agc;
 489 } sound_config_t;
 490
 491 typedef struct codecs_config
 492 {
 493         MSList *audio_codecs;  /* list of audio codecs in order of preference*/
 494         MSList *video_codecs;   /* for later use*/
 495 }codecs_config_t;
 496
 497 typedef struct video_config{
 498         struct _MSWebCam *device;
 499         const char **cams;
 500         MSVideoSize vsize;
 501         bool_t capture;
 502         bool_t show_local;
 503         bool_t display;
 504         bool_t selfview; /*during calls*/
 505         const char *displaytype;
 506 }video_config_t;
 507
 508 typedef struct ui_config
 509 {
 510         int is_daemon;
 511         int is_applet;
 512         unsigned int timer_id;  /* the timer id for registration */
 513 }ui_config_t;
 514
 515
 516
 517 typedef struct autoreplier_config
 518 {
 519         int enabled;
 520         int after_seconds;              /* accept the call after x seconds*/
 521         int max_users;                  /* maximum number of user that can call simultaneously */
 522         int max_rec_time;       /* the max time of incoming voice recorded */
 523         int max_rec_msg;                /* maximum number of recorded messages */
 524         const char *message;            /* the path of the file to be played */
 525 }autoreplier_config_t;
 526
 527 struct _LinphoneConference{
 528         MSAudioConference *conf;
 529         AudioStream *local_participant;
 530         MSAudioEndpoint *local_endpoint;
 531         RtpProfile *local_dummy_profile;
 532         bool_t local_muted;
 533 };
 534
 535 typedef struct _LinphoneConference LinphoneConference;
 536
 537 struct _LinphoneCore
 538 {
 539         LinphoneCoreVTable vtable;
 540         Sal *sal;
 541         LinphoneGlobalState state;
 542         struct _LpConfig *config;
 543         RtpProfile *default_profile;
 544         net_config_t net_conf;
 545         sip_config_t sip_conf;
 546         rtp_config_t rtp_conf;
 547         sound_config_t sound_conf;
 548         video_config_t video_conf;
 549         codecs_config_t codecs_conf;
 550         ui_config_t ui_conf;
 551         autoreplier_config_t autoreplier_conf;
 552         MSList *payload_types;
 553         int dyn_pt;
 554         LinphoneProxyConfig *default_proxy;
 555         MSList *friends;
 556         MSList *auth_info;
 557         struct _RingStream *ringstream;
 558         time_t dmfs_playing_start_time;
 559         LCCallbackObj preview_finished_cb;
 560         LinphoneCall *current_call;   /* the current call */
 561         MSList *calls;                          /* all the processed calls */
 562         MSList *queued_calls;   /* used by the autoreplier */
 563         MSList *call_logs;
 564         MSList *chatrooms;
 565         int max_call_logs;
 566         int missed_calls;
 567         VideoPreview *previewstream;
 568         struct _MSEventQueue *msevq;
 569         LinphoneRtpTransportFactories *rtptf;
 570         MSList *bl_reqs;
 571         MSList *subscribers;    /* unknown subscribers */
 572         int minutes_away;
 573         LinphoneOnlineStatus presence_mode;
 574         char *alt_contact;
 575         void *data;
 576         char *play_file;
 577         char *rec_file;
 578         time_t prevtime;
 579         int audio_bw;
 580         LinphoneWaitingCallback wait_cb;
 581         void *wait_ctx;
 582         unsigned long video_window_id;
 583         unsigned long preview_window_id;
 584         time_t netup_time; /*time when network went reachable */
 585         struct _EcCalibrator *ecc;
 586         MSList *hooks;
 587         LinphoneConference conf_ctx;
 588         char* zrtp_secrets_cache;
 589         LinphoneVideoPolicy video_policy;
 590         bool_t use_files;
 591         bool_t apply_nat_settings;
 592         bool_t initial_subscribes_sent;
 593         bool_t bl_refresh;
 594
 595         bool_t preview_finished;
 596         bool_t auto_net_state_mon;
 597         bool_t network_reachable;
 598         bool_t use_preview_window;
 599
 600         time_t network_last_check;
 601         bool_t network_last_status;
 602
 603         bool_t ringstream_autorelease;
 604         bool_t pad[3];
 605         int device_rotation;
 606         int max_calls;
 607         LinphoneTunnel *tunnel;
 608         char* device_id;
 609         MSList *last_recv_msg_ids;
 610 #ifdef BUILD_UPNP
 611         UpnpContext *upnp;
 612 #endif //BUILD_UPNP
 613 };
 614
 615 LinphoneTunnel *linphone_core_tunnel_new(LinphoneCore *lc);
 616 void linphone_tunnel_destroy(LinphoneTunnel *tunnel);
 617 void linphone_tunnel_configure(LinphoneTunnel *tunnel);
 618 void linphone_tunnel_enable_logs_with_handler(LinphoneTunnel *tunnel, bool_t enabled, OrtpLogFunc logHandler);
 619
 620 bool_t linphone_core_can_we_add_call(LinphoneCore *lc);
 621 int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call);
 622 int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call);
 623 int linphone_core_set_as_current_call(LinphoneCore *lc, LinphoneCall *call);
 624 int linphone_core_get_calls_nb(const LinphoneCore *lc);
 625
 626 void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message);
 627 void linphone_call_make_local_media_description(LinphoneCore *lc, LinphoneCall *call);
 628 void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMediaDescription *new_md);
 629
 630 bool_t linphone_core_is_payload_type_usable_for_bandwidth(LinphoneCore *lc, PayloadType *pt,  int bandwidth_limit);
 631
 632 #define linphone_core_ready(lc) ((lc)->state!=LinphoneGlobalStartup)
 633 void _linphone_core_configure_resolver();
 634
 635 struct _EcCalibrator{
 636         ms_thread_t thread;
 637         MSSndCard *play_card,*capt_card;
 638         MSFilter *sndread,*det,*rec;
 639         MSFilter *play, *gen, *sndwrite;
 640         MSFilter *read_resampler,*write_resampler;
 641         MSTicker *ticker;
 642         LinphoneEcCalibrationCallback cb;
 643         void *cb_data;
 644         int recv_count;
 645         int sent_count;
 646         int64_t acc;
 647         int delay;
 648         unsigned int rate;
 649         LinphoneEcCalibratorStatus status;
 650 };
 651
 652 typedef struct _EcCalibrator EcCalibrator;
 653
 654 LinphoneEcCalibratorStatus ec_calibrator_get_status(EcCalibrator *ecc);
 655
 656 void ec_calibrator_destroy(EcCalibrator *ecc);
 657
 658 void linphone_call_background_tasks(LinphoneCall *call, bool_t one_second_elapsed);
 659 void linphone_core_preempt_sound_resources(LinphoneCore *lc);
 660 /*conferencing subsystem*/
 661 void _post_configure_audio_stream(AudioStream *st, LinphoneCore *lc, bool_t muted);
 662 /* When a conference participant pause the conference he may send a music.
 663  * We don't want to hear that music or to send it to the other participants.
 664  * Use muted=yes to handle this case.
 665  */
 666 void linphone_call_add_to_conf(LinphoneCall *call, bool_t muted);
 667 void linphone_call_remove_from_conf(LinphoneCall *call);
 668 void linphone_core_conference_check_uninit(LinphoneCore *lc);
 669 bool_t linphone_core_sound_resources_available(LinphoneCore *lc);
 670 void linphone_core_notify_refer_state(LinphoneCore *lc, LinphoneCall *referer, LinphoneCall *newcall);
 671 unsigned int linphone_core_get_audio_features(LinphoneCore *lc);
 672
 673 void __linphone_core_invalidate_registers(LinphoneCore* lc);
 674 void _linphone_core_codec_config_write(LinphoneCore *lc);
 675
 676 #define HOLD_OFF        (0)
 677 #define HOLD_ON         (1)
 678
 679 #ifndef NB_MAX_CALLS
 680 #define NB_MAX_CALLS    (10)
 681 #endif
 682 void call_logs_write_to_config_file(LinphoneCore *lc);
 683
 684 int linphone_core_get_edge_bw(LinphoneCore *lc);
 685 int linphone_core_get_edge_ptime(LinphoneCore *lc);
 686 void _linphone_call_params_copy(LinphoneCallParams *params, const LinphoneCallParams *refparams);
 687 void linphone_call_params_uninit(LinphoneCallParams *params);
 688
 689 int linphone_upnp_init(LinphoneCore *lc);
 690 void linphone_upnp_destroy(LinphoneCore *lc);
 691
 692 #ifdef __cplusplus
 693 }
 694 #endif
 695
 696 #endif /* _PRIVATE_H */