src/api/sipe-core.h

   1 /**
   2  * @file sipe-core.h
   3  *
   4  * pidgin-sipe
   5  *
   6  * Copyright (C) 2010-2013 SIPE Project <http://sipe.sourceforge.net/>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 /**
  24  *
  25  * Backend -> SIPE Core API - functions called by backend code
  26  *
  27  ***************** !!! IMPORTANT NOTE FOR BACKEND CODERS !!! *****************
  28  *
  29  *            The SIPE core assumes atomicity and is *NOT* thread-safe.
  30  *
  31  * It *does not* protect any of its data structures or code paths with locks!
  32  *
  33  * In no circumstances it must be interrupted by another thread calling
  34  * sipe_core_xxx() while the first thread has entered the SIPE core through
  35  * a sipe_core_xxx() function.
  36  *
  37  ***************** !!! IMPORTANT NOTE FOR BACKEND CODERS !!! *****************
  38  */
  39
  40 #ifdef __cplusplus
  41 extern "C" {
  42 #endif
  43
  44 /**
  45  * Transport type
  46  */
  47 #define SIPE_TRANSPORT_AUTO 0
  48 #define SIPE_TRANSPORT_TLS  1
  49 #define SIPE_TRANSPORT_TCP  2
  50
  51 /**
  52  * Transport connection (public part)
  53  *
  54  * The receiver in the backend fills "buffer". The backend has to zero
  55  * terminate the buffer before calling the processing function in the core.
  56  *
  57  * The processing function in the core can remove content from the buffer.
  58  * It has to update buffer_used accordingly.
  59  *
  60  */
  61 struct sipe_transport_connection {
  62         gpointer user_data;
  63         gchar *buffer;
  64         gsize buffer_used;        /* 0 < buffer_used < buffer_length */
  65         gsize buffer_length;      /* read-only */
  66         guint type;               /* read-only */
  67         guint client_port;        /* read-only */
  68 };
  69
  70 /**
  71  * Opaque data type for chat session
  72  */
  73 struct sipe_chat_session;
  74
  75 /**
  76  * File transport (public part)
  77  */
  78 struct sipe_file_transfer {
  79         struct sipe_backend_file_transfer *backend_private;
  80 };
  81
  82 /**
  83  * Opaque data type for backend private data.
  84  * The backend is responsible to allocate and free it.
  85  */
  86 struct sipe_backend_private;
  87
  88 /**
  89  * SIP transport authentication scheme
  90  */
  91 #define SIPE_AUTHENTICATION_TYPE_UNSET     0
  92 #define SIPE_AUTHENTICATION_TYPE_BASIC     1 /* internal use only */
  93 #define SIPE_AUTHENTICATION_TYPE_NTLM      2
  94 #define SIPE_AUTHENTICATION_TYPE_KERBEROS  3
  95 #define SIPE_AUTHENTICATION_TYPE_NEGOTIATE 4 /* internal use only */
  96 #define SIPE_AUTHENTICATION_TYPE_TLS_DSK   5
  97
  98 /**
  99  * Flags
 100  */
 101 /* user disabled calendar information publishing */
 102 #define SIPE_CORE_FLAG_DONT_PUBLISH 0x00000001
 103
 104 #define SIPE_CORE_FLAG_IS(flag)    \
 105         ((sipe_public->flags & SIPE_CORE_FLAG_ ## flag) == SIPE_CORE_FLAG_ ## flag)
 106 #define SIPE_CORE_FLAG_SET(flag)   \
 107         (sipe_public->flags |= SIPE_CORE_FLAG_ ## flag)
 108 #define SIPE_CORE_FLAG_UNSET(flag) \
 109         (sipe_public->flags &= ~SIPE_CORE_FLAG_ ## flag)
 110
 111 /**
 112  * Public part of the Sipe data structure
 113  *
 114  * This part contains the information needed by the core and the backend.
 115  */
 116 struct sipe_core_public {
 117         /**
 118          * This points to the private data for the backend.
 119          * The backend is responsible to allocate and free it.
 120          */
 121         struct sipe_backend_private *backend_private;
 122
 123         /* flags (see above) */
 124         guint32 flags;
 125
 126         /* user information */
 127         gchar *sip_name;
 128         gchar *sip_domain;
 129
 130         /* server information */
 131         /* currently nothing */
 132 };
 133
 134 /**
 135  * Initialize & destroy functions for the SIPE core
 136  * Should be called on loading and unloading of the plugin.
 137  */
 138 void sipe_core_init(const char *locale_dir);
 139 void sipe_core_destroy(void);
 140
 141 /** Utility functions exported by the core to backends ***********************/
 142 gboolean sipe_strequal(const gchar *left, const gchar *right);
 143
 144 GSList *
 145 sipe_utils_nameval_add(GSList *list, const gchar *name, const gchar *value);
 146
 147 const gchar *
 148 sipe_utils_nameval_find(const GSList *list, const gchar *name);
 149
 150 const gchar *
 151 sipe_utils_nameval_find_instance(const GSList *list, const gchar *name, int which);
 152
 153 void
 154 sipe_utils_nameval_free(GSList *list);
 155
 156 gchar *sip_uri_from_name(const gchar *name);
 157 gchar *sip_uri_if_valid(const gchar *string);
 158
 159 /*****************************************************************************/
 160
 161 /**
 162  * Other functions (need to be sorted once structure becomes clear.
 163  */
 164
 165 /* Get translated about string. Must be g_free'd(). */
 166 gchar *sipe_core_about(void);
 167
 168 /* Execute a scheduled action */
 169 void sipe_core_schedule_execute(gpointer data);
 170
 171 /* menu actions */
 172 void sipe_core_update_calendar(struct sipe_core_public *sipe_public);
 173 void sipe_core_reset_status(struct sipe_core_public *sipe_public);
 174
 175 /* access levels */
 176 void sipe_core_change_access_level_from_container(struct sipe_core_public *sipe_public,
 177                                                   gpointer parameter);
 178 void sipe_core_change_access_level_for_domain(struct sipe_core_public *sipe_public,
 179                                               const gchar *domain,
 180                                               guint index);
 181
 182 /**
 183  * Activity
 184  *   - core:    maps this to OCS protocol values
 185  *              maps this to translated descriptions
 186  *   - backend: maps this to backend status values
 187  *              backend token string can be used as "ID" in protocol
 188  *
 189  * This is passed back-and-forth and therefore defined as list, not as enum.
 190  * Can be used as array index
 191  */
 192 #define SIPE_ACTIVITY_UNSET        0
 193 #define SIPE_ACTIVITY_AVAILABLE    1
 194 #define SIPE_ACTIVITY_ONLINE       2
 195 #define SIPE_ACTIVITY_INACTIVE     3
 196 #define SIPE_ACTIVITY_BUSY         4
 197 #define SIPE_ACTIVITY_BUSYIDLE     5
 198 #define SIPE_ACTIVITY_DND          6
 199 #define SIPE_ACTIVITY_BRB          7
 200 #define SIPE_ACTIVITY_AWAY         8
 201 #define SIPE_ACTIVITY_LUNCH        9
 202 #define SIPE_ACTIVITY_INVISIBLE   10
 203 #define SIPE_ACTIVITY_OFFLINE     11
 204 #define SIPE_ACTIVITY_ON_PHONE    12
 205 #define SIPE_ACTIVITY_IN_CONF     13
 206 #define SIPE_ACTIVITY_IN_MEETING  14
 207 #define SIPE_ACTIVITY_OOF         15
 208 #define SIPE_ACTIVITY_URGENT_ONLY 16
 209 #define SIPE_ACTIVITY_NUM_TYPES   17 /* use to define array size */
 210
 211 const gchar *sipe_core_activity_description(guint type);
 212
 213 /* buddy actions */
 214 /**
 215  * Get status text for buddy.
 216  *
 217  * @param sipe_public Sipe core public data structure.
 218  * @param uri         SIP URI of the buddy
 219  * @param activity    activity value for buddy
 220  * @param status_text backend-specific buddy status text for activity.
 221  *
 222  * @return HTML status text for the buddy or NULL. Must be g_free()'d.
 223  */
 224 gchar *sipe_core_buddy_status(struct sipe_core_public *sipe_public,
 225                               const gchar *uri,
 226                               guint activity,
 227                               const gchar *status_text);
 228
 229 void sipe_core_buddy_got_status(struct sipe_core_public *sipe_public,
 230                                 const gchar *uri,
 231                                 guint activity);
 232
 233 /**
 234  * Trigger generation of buddy information label/text pairs
 235  *
 236  * @param sipe_public Sipe core public data structure.
 237  * @param uri         SIP URI of the buddy
 238  * @param status_text backend-specific buddy status text for ID.
 239  * @param is_online   backend considers buddy to be online.
 240  * @param tooltip     opaque backend identifier for tooltip info. This is the
 241  *                    parameter given to @c sipe_backend_buddy_tooltip_add()
 242  */
 243 struct sipe_backend_buddy_tooltip;
 244 void sipe_core_buddy_tooltip_info(struct sipe_core_public *sipe_public,
 245                                   const gchar *uri,
 246                                   const gchar *status_name,
 247                                   gboolean is_online,
 248                                   struct sipe_backend_buddy_tooltip *tooltip);
 249
 250 /**
 251  * Add a buddy
 252  *
 253  * @param sipe_public Sipe core public data structure
 254  * @param uri         SIP URI of the buddy
 255  * @param group_name  backend-specific group name
 256  */
 257 void sipe_core_buddy_add(struct sipe_core_public *sipe_public,
 258                          const gchar *uri,
 259                          const gchar *group_name);
 260
 261 /**
 262  * Remove a buddy
 263  *
 264  * @param sipe_public Sipe core public data structure
 265  * @param uri         SIP URI of the buddy
 266  * @param group_name  backend-specific group name
 267  */
 268 void sipe_core_buddy_remove(struct sipe_core_public *sipe_public,
 269                             const gchar *uri,
 270                             const gchar *group_name);
 271
 272 void sipe_core_contact_allow_deny(struct sipe_core_public *sipe_public,
 273                                   const gchar *who,
 274                                   gboolean allow);
 275 void sipe_core_group_set_alias(struct sipe_core_public *sipe_public,
 276                                const gchar *who,
 277                                const gchar *alias);
 278
 279 /**
 280  * Setup core data
 281  */
 282 struct sipe_core_public *sipe_core_allocate(const gchar *signin_name,
 283                                             gboolean sso,
 284                                             const gchar *login_domain,
 285                                             const gchar *login_account,
 286                                             const gchar *password,
 287                                             const gchar *email,
 288                                             const gchar *email_url,
 289                                             const gchar **errmsg);
 290 void sipe_core_deallocate(struct sipe_core_public *sipe_public);
 291
 292 /**
 293  * Check if SIP authentication scheme requires a password
 294  *
 295  * NOTE: this can be called *BEFORE* @c sipe_core_allocate()!
 296  *
 297  * @param authentication SIP transport authentication type
 298  * @param sso            TRUE if user selected Single-Sign On
 299  *
 300  * @return TRUE if password is required
 301  */
 302 gboolean sipe_core_transport_sip_requires_password(guint authentication,
 303                                                    gboolean sso);
 304
 305 /**
 306  * Connect to SIP server
 307  */
 308 void sipe_core_transport_sip_connect(struct sipe_core_public *sipe_public,
 309                                      guint transport,
 310                                      guint authentication,
 311                                      const gchar *server,
 312                                      const gchar *port);
 313
 314 /**
 315  * Get SIP server host name
 316  *
 317  * @param sipe_public Sipe core public data structure
 318  *
 319  * @return server host name (may be @c NULL if not fully connected yet)
 320  */
 321 const gchar *sipe_core_transport_sip_server_name(struct sipe_core_public *sipe_public);
 322
 323 /**
 324  * Invite to chat
 325  */
 326 void sipe_core_chat_invite(struct sipe_core_public *sipe_public,
 327                            struct sipe_chat_session *chat_session,
 328                            const char *name);
 329
 330 /**
 331  * Rejoin a chat after connection re-establishment
 332  */
 333 void sipe_core_chat_rejoin(struct sipe_core_public *sipe_public,
 334                            struct sipe_chat_session *chat_session);
 335
 336 /**
 337  * Leave a chat
 338  */
 339 void sipe_core_chat_leave(struct sipe_core_public *sipe_public,
 340                           struct sipe_chat_session *chat_session);
 341
 342 /**
 343  * Send message to chat
 344  */
 345 void sipe_core_chat_send(struct sipe_core_public *sipe_public,
 346                          struct sipe_chat_session *chat_session,
 347                          const char *what);
 348
 349 /**
 350  * Check chat lock status
 351  */
 352 typedef enum {
 353         SIPE_CHAT_LOCK_STATUS_NOT_ALLOWED = 0,
 354         SIPE_CHAT_LOCK_STATUS_UNLOCKED,
 355         SIPE_CHAT_LOCK_STATUS_LOCKED
 356 } sipe_chat_lock_status;
 357 sipe_chat_lock_status sipe_core_chat_lock_status(struct sipe_core_public *sipe_public,
 358                                                  struct sipe_chat_session *chat_session);
 359
 360 /**
 361  * Lock chat
 362  */
 363 void sipe_core_chat_modify_lock(struct sipe_core_public *sipe_public,
 364                                 struct sipe_chat_session *chat_session,
 365                                 const gboolean locked);
 366
 367 /**
 368  * Create new session with Focus URI
 369  *
 370  * @param sipe_public (in) SIPE core data.
 371  * @param focus_uri (in) focus URI string
 372  *
 373  * @return new SIP session
 374  */
 375 struct sip_session *
 376 sipe_core_conf_create(struct sipe_core_public *sipe_public,
 377                       const gchar *focus_uri);
 378
 379 /* buddy menu callback: parameter == chat_session */
 380 void sipe_core_conf_make_leader(struct sipe_core_public *sipe_public,
 381                                 gpointer parameter,
 382                                 const gchar *buddy_name);
 383 void sipe_core_conf_remove_from(struct sipe_core_public *sipe_public,
 384                                 gpointer parameter,
 385                                 const gchar *buddy_name);
 386
 387 /* call control (CSTA) */
 388 void sipe_core_buddy_make_call(struct sipe_core_public *sipe_public,
 389                                const gchar *phone);
 390
 391 /* media */
 392 void sipe_core_media_initiate_call(struct sipe_core_public *sipe_public,
 393                                    const char *participant,
 394                                    gboolean with_video);
 395 /**
 396  * Connects to a conference call specified by given chat session
 397  *
 398  * @param sipe_public (in) SIPE core data.
 399  * @param chat_session (in) chat session structure
 400  */
 401 void sipe_core_media_connect_conference(struct sipe_core_public *sipe_public,
 402                                         struct sipe_chat_session *chat_session);
 403
 404 /**
 405  * Checks whether there is a media call in progress
 406  *
 407  * @param sipe_public (in) SIPE core data.
 408  *
 409  * @return @c TRUE if media call is in progress
 410  */
 411 gboolean sipe_core_media_in_call(struct sipe_core_public *sipe_public);
 412
 413 /**
 414  * Initiates a call with given phone number
 415  *
 416  * @param sipe_public (in) SIPE core data.
 417  * @parem phone_number (in) a mobile or landline phone number, i.e. +46123456
 418  */
 419 void sipe_core_media_phone_call(struct sipe_core_public *sipe_public,
 420                                 const gchar *phone_number);
 421
 422 /**
 423  * Checks voice quality by making a call to the test service
 424  *
 425  * @param sipe_public (in) SIPE core data.
 426  */
 427 void sipe_core_media_test_call(struct sipe_core_public *sipe_public);
 428
 429 /* file transfer */
 430 struct sipe_file_transfer *sipe_core_ft_allocate(struct sipe_core_public *sipe_public);
 431 void sipe_core_ft_deallocate(struct sipe_file_transfer *ft);
 432 void sipe_core_ft_cancel(struct sipe_file_transfer *ft);
 433 void sipe_core_ft_incoming_init(struct sipe_file_transfer *ft);
 434 void sipe_core_ft_outgoing_init(struct sipe_file_transfer *ft,
 435                                 const gchar *filename, gsize size,
 436                                 const gchar *who);
 437
 438 void sipe_core_tftp_incoming_start(struct sipe_file_transfer *ft,
 439                                    gsize total_size);
 440 gboolean sipe_core_tftp_incoming_stop(struct sipe_file_transfer *ft);
 441 void sipe_core_tftp_outgoing_start(struct sipe_file_transfer *ft,
 442                                    gsize total_size);
 443 gboolean sipe_core_tftp_outgoing_stop(struct sipe_file_transfer *ft);
 444 gssize sipe_core_tftp_read(struct sipe_file_transfer *ft, guchar **buffer,
 445                            gsize bytes_remaining, gsize bytes_available);
 446 gssize sipe_core_tftp_write(struct sipe_file_transfer *ft, const guchar *buffer,
 447                             gsize size);
 448 /* group chat */
 449 gboolean sipe_core_groupchat_query_rooms(struct sipe_core_public *sipe_public);
 450 void sipe_core_groupchat_join(struct sipe_core_public *sipe_public,
 451                               const gchar *uri);
 452
 453 /* IM */
 454 void sipe_core_im_send(struct sipe_core_public *sipe_public,
 455                        const gchar *who,
 456                        const gchar *what);
 457 void sipe_core_im_close(struct sipe_core_public *sipe_public,
 458                         const gchar *who);
 459
 460 /* user */
 461 void sipe_core_user_feedback_typing(struct sipe_core_public *sipe_public,
 462                                     const gchar *to,
 463                                     gboolean typing);
 464
 465 void sipe_core_user_ask_cb(gpointer key, gboolean accepted);
 466
 467 /* groups */
 468 void sipe_core_group_rename(struct sipe_core_public *sipe_public,
 469                             const gchar *old_name,
 470                             const gchar *new_name);
 471
 472 void sipe_core_group_remove(struct sipe_core_public *sipe_public,
 473                             const gchar *name);
 474
 475 /* buddies */
 476 void sipe_core_buddy_group(struct sipe_core_public *sipe_public,
 477                            const gchar *who,
 478                            const gchar *old_group_name,
 479                            const gchar *new_group_name);
 480
 481 struct sipe_backend_search_token;
 482 void sipe_core_buddy_search(struct sipe_core_public *sipe_public,
 483                             struct sipe_backend_search_token *token,
 484                             const gchar *given_name,
 485                             const gchar *surname,
 486                             const gchar *email,
 487                             const gchar *company,
 488                             const gchar *country);
 489
 490 void sipe_core_buddy_get_info(struct sipe_core_public *sipe_public,
 491                               const gchar *who);
 492
 493 void sipe_core_buddy_new_chat(struct sipe_core_public *sipe_public,
 494                               const gchar *who);
 495 void sipe_core_buddy_send_email(struct sipe_core_public *sipe_public,
 496                                 const gchar *who);
 497
 498 struct sipe_backend_buddy_menu;
 499 struct sipe_backend_buddy_menu *sipe_core_buddy_create_menu(struct sipe_core_public *sipe_public,
 500                                                             const gchar *buddy_name,
 501                                                             struct sipe_backend_buddy_menu *menu);
 502
 503 void sipe_core_buddy_menu_free(struct sipe_core_public *sipe_public);
 504
 505 /* status */
 506 void sipe_core_status_set(struct sipe_core_public *sipe_public,
 507                           guint activity,
 508                           const gchar *note);
 509 void sipe_core_status_idle(struct sipe_core_public *sipe_public);
 510
 511 #ifdef __cplusplus
 512 }
 513 #endif
 514
 515 /*
 516   Local Variables:
 517   mode: c
 518   c-file-style: "bsd"
 519   indent-tabs-mode: t
 520   tab-width: 8
 521   End:
 522 */