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