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