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