D-Bus  1.6.12
dbus-connection.h
1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2 /* dbus-connection.h DBusConnection object
3  *
4  * Copyright (C) 2002, 2003 Red Hat Inc.
5  *
6  * Licensed under the Academic Free License version 2.1
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  */
23 #if !defined (DBUS_INSIDE_DBUS_H) && !defined (DBUS_COMPILATION)
24 #error "Only <dbus/dbus.h> can be included directly, this file may disappear or change contents."
25 #endif
26 
27 #ifndef DBUS_CONNECTION_H
28 #define DBUS_CONNECTION_H
29 
30 #include <dbus/dbus-errors.h>
31 #include <dbus/dbus-memory.h>
32 #include <dbus/dbus-message.h>
33 #include <dbus/dbus-shared.h>
34 
36 
42 /* documented in dbus-watch.c */
43 typedef struct DBusWatch DBusWatch;
44 /* documented in dbus-timeout.c */
45 typedef struct DBusTimeout DBusTimeout;
54 
58 typedef enum
59 {
62  DBUS_WATCH_ERROR = 1 << 2,
72  /* Internal to libdbus, there is also _DBUS_WATCH_NVAL in dbus-watch.h */
74 
79 typedef enum
80 {
85 
92  void *data);
97 typedef void (* DBusWatchToggledFunction) (DBusWatch *watch,
98  void *data);
103 typedef void (* DBusRemoveWatchFunction) (DBusWatch *watch,
104  void *data);
111  void *data);
117 typedef void (* DBusTimeoutToggledFunction) (DBusTimeout *timeout,
118  void *data);
123 typedef void (* DBusRemoveTimeoutFunction) (DBusTimeout *timeout,
124  void *data);
128 typedef void (* DBusDispatchStatusFunction) (DBusConnection *connection,
129  DBusDispatchStatus new_status,
130  void *data);
135 typedef void (* DBusWakeupMainFunction) (void *data);
136 
144  unsigned long uid,
145  void *data);
146 
154  const char *user_sid,
155  void *data);
156 
157 
163  void *user_data);
164 
170  DBusMessage *message,
171  void *user_data);
172 DBUS_EXPORT
173 DBusConnection* dbus_connection_open (const char *address,
174  DBusError *error);
175 DBUS_EXPORT
176 DBusConnection* dbus_connection_open_private (const char *address,
177  DBusError *error);
178 DBUS_EXPORT
180 DBUS_EXPORT
181 void dbus_connection_unref (DBusConnection *connection);
182 DBUS_EXPORT
183 void dbus_connection_close (DBusConnection *connection);
184 DBUS_EXPORT
186 DBUS_EXPORT
188 DBUS_EXPORT
190 DBUS_EXPORT
192 DBUS_EXPORT
194  int type);
195 
196 DBUS_EXPORT
198  dbus_bool_t exit_on_disconnect);
199 DBUS_EXPORT
200 void dbus_connection_flush (DBusConnection *connection);
201 DBUS_EXPORT
203  int timeout_milliseconds);
204 DBUS_EXPORT
206  int timeout_milliseconds);
207 DBUS_EXPORT
209 DBUS_EXPORT
211  DBusMessage *message);
212 DBUS_EXPORT
214  DBusMessage *message);
215 DBUS_EXPORT
217 DBUS_EXPORT
219 DBUS_EXPORT
221 DBUS_EXPORT
223 DBUS_EXPORT
225  DBusMessage *message,
226  dbus_uint32_t *client_serial);
227 DBUS_EXPORT
229  DBusMessage *message,
230  DBusPendingCall **pending_return,
231  int timeout_milliseconds);
232 DBUS_EXPORT
234  DBusMessage *message,
235  int timeout_milliseconds,
236  DBusError *error);
237 DBUS_EXPORT
239  DBusAddWatchFunction add_function,
240  DBusRemoveWatchFunction remove_function,
241  DBusWatchToggledFunction toggled_function,
242  void *data,
243  DBusFreeFunction free_data_function);
244 DBUS_EXPORT
246  DBusAddTimeoutFunction add_function,
247  DBusRemoveTimeoutFunction remove_function,
248  DBusTimeoutToggledFunction toggled_function,
249  void *data,
250  DBusFreeFunction free_data_function);
251 DBUS_EXPORT
253  DBusWakeupMainFunction wakeup_main_function,
254  void *data,
255  DBusFreeFunction free_data_function);
256 DBUS_EXPORT
259  void *data,
260  DBusFreeFunction free_data_function);
261 DBUS_EXPORT
263  unsigned long *uid);
264 DBUS_EXPORT
266  unsigned long *pid);
267 DBUS_EXPORT
269  void **data,
270  dbus_int32_t *data_size);
271 DBUS_EXPORT
273  DBusAllowUnixUserFunction function,
274  void *data,
275  DBusFreeFunction free_data_function);
276 DBUS_EXPORT
278  char **windows_sid_p);
279 DBUS_EXPORT
282  void *data,
283  DBusFreeFunction free_data_function);
284 DBUS_EXPORT
286  dbus_bool_t value);
287 DBUS_EXPORT
289  dbus_bool_t value);
290 
291 
292 /* Filters */
293 
294 DBUS_EXPORT
296  DBusHandleMessageFunction function,
297  void *user_data,
298  DBusFreeFunction free_data_function);
299 DBUS_EXPORT
301  DBusHandleMessageFunction function,
302  void *user_data);
303 
304 
305 /* Other */
306 DBUS_EXPORT
308 DBUS_EXPORT
310 DBUS_EXPORT
312  dbus_int32_t slot,
313  void *data,
314  DBusFreeFunction free_data_func);
315 DBUS_EXPORT
316 void* dbus_connection_get_data (DBusConnection *connection,
317  dbus_int32_t slot);
318 
319 DBUS_EXPORT
320 void dbus_connection_set_change_sigpipe (dbus_bool_t will_modify_sigpipe);
321 
322 DBUS_EXPORT
324  long size);
325 DBUS_EXPORT
327 DBUS_EXPORT
329  long size);
330 DBUS_EXPORT
332 
333 DBUS_EXPORT
335  long n);
336 DBUS_EXPORT
338 DBUS_EXPORT
340  long n);
341 DBUS_EXPORT
343 
344 DBUS_EXPORT
346 DBUS_EXPORT
348 
349 DBUS_EXPORT
351 DBUS_EXPORT
353  DBusPreallocatedSend *preallocated);
354 DBUS_EXPORT
356  DBusPreallocatedSend *preallocated,
357  DBusMessage *message,
358  dbus_uint32_t *client_serial);
359 
360 
361 /* Object tree functionality */
362 
367 typedef void (* DBusObjectPathUnregisterFunction) (DBusConnection *connection,
368  void *user_data);
375  DBusMessage *message,
376  void *user_data);
377 
385 {
389  void (* dbus_internal_pad1) (void *);
390  void (* dbus_internal_pad2) (void *);
391  void (* dbus_internal_pad3) (void *);
392  void (* dbus_internal_pad4) (void *);
393 };
394 
395 DBUS_EXPORT
397  const char *path,
398  const DBusObjectPathVTable *vtable,
399  void *user_data,
400  DBusError *error);
401 
402 DBUS_EXPORT
404  const char *path,
405  const DBusObjectPathVTable *vtable,
406  void *user_data);
407 
408 DBUS_EXPORT
410  const char *path,
411  const DBusObjectPathVTable *vtable,
412  void *user_data,
413  DBusError *error);
414 
415 DBUS_EXPORT
417  const char *path,
418  const DBusObjectPathVTable *vtable,
419  void *user_data);
420 DBUS_EXPORT
422  const char *path);
423 
424 DBUS_EXPORT
426  const char *path,
427  void **data_p);
428 
429 DBUS_EXPORT
431  const char *parent_path,
432  char ***child_entries);
433 
434 DBUS_EXPORT
436  int *fd);
437 DBUS_EXPORT
439  int *fd);
440 
449 #ifndef DBUS_DISABLE_DEPRECATED
450 DBUS_EXPORT
452 #endif
453 
454 DBUS_EXPORT
455 int dbus_watch_get_unix_fd (DBusWatch *watch);
456 DBUS_EXPORT
457 int dbus_watch_get_socket (DBusWatch *watch);
458 DBUS_EXPORT
459 unsigned int dbus_watch_get_flags (DBusWatch *watch);
460 DBUS_EXPORT
461 void* dbus_watch_get_data (DBusWatch *watch);
462 DBUS_EXPORT
463 void dbus_watch_set_data (DBusWatch *watch,
464  void *data,
465  DBusFreeFunction free_data_function);
466 DBUS_EXPORT
468  unsigned int flags);
469 DBUS_EXPORT
471 
479 DBUS_EXPORT
481 DBUS_EXPORT
482 void* dbus_timeout_get_data (DBusTimeout *timeout);
483 DBUS_EXPORT
484 void dbus_timeout_set_data (DBusTimeout *timeout,
485  void *data,
486  DBusFreeFunction free_data_function);
487 DBUS_EXPORT
489 DBUS_EXPORT
491 
495 
496 #endif /* DBUS_CONNECTION_H */
unsigned int dbus_uint32_t
A 32-bit unsigned integer on all platforms.
DBusWatchFlags
Indicates the status of a DBusWatch.
void dbus_connection_set_change_sigpipe(dbus_bool_t will_modify_sigpipe)
This function sets a global flag for whether dbus_connection_new() will set SIGPIPE behavior to SIG_I...
Internals of DBusTimeout.
Definition: dbus-timeout.c:40
void(* DBusTimeoutToggledFunction)(DBusTimeout *timeout, void *data)
Called when dbus_timeout_get_enabled() may return a different value than it did before.
DBusDispatchStatus
Indicates the status of incoming data on a DBusConnection.
Implementation of DBusWatch.
Definition: dbus-watch.c:40
void(* DBusFreeFunction)(void *memory)
The type of a function which frees a block of memory.
Definition: dbus-memory.h:64
void(* DBusRemoveWatchFunction)(DBusWatch *watch, void *data)
Called when libdbus no longer needs a watch to be monitored by the main loop.
#define DBUS_DEPRECATED
Tells the compiler to warn about a function or type if it&#39;s used.
More memory is needed to continue.
#define DBUS_BEGIN_DECLS
Macro used prior to declaring functions in the D-Bus header files.
void dbus_connection_set_windows_user_function(DBusConnection *connection, DBusAllowWindowsUserFunction function, void *data, DBusFreeFunction free_data_function)
Sets a predicate function used to determine whether a given user ID is allowed to connect...
dbus_bool_t dbus_connection_get_windows_user(DBusConnection *connection, char **windows_sid_p)
Gets the Windows user SID of the connection if known.
void(* DBusDispatchStatusFunction)(DBusConnection *connection, DBusDispatchStatus new_status, void *data)
Called when the return value of dbus_connection_get_dispatch_status() may have changed.
void dbus_connection_set_max_message_size(DBusConnection *connection, long size)
Specifies the maximum size message this connection is allowed to receive.
dbus_bool_t dbus_connection_try_register_fallback(DBusConnection *connection, const char *path, const DBusObjectPathVTable *vtable, void *user_data, DBusError *error)
Registers a fallback handler for a given subsection of the object hierarchy.
DBUS_EXPORT dbus_bool_t dbus_watch_get_enabled(DBusWatch *watch)
Returns whether a watch is enabled or not.
Definition: dbus-watch.c:645
long dbus_connection_get_outgoing_size(DBusConnection *connection)
Gets the approximate size in bytes of all messages in the outgoing message queue. ...
DBusConnection * dbus_connection_ref(DBusConnection *connection)
Increments the reference count of a DBusConnection.
dbus_bool_t dbus_connection_can_send_type(DBusConnection *connection, int type)
Tests whether a certain type can be send via the connection.
dbus_bool_t dbus_connection_read_write(DBusConnection *connection, int timeout_milliseconds)
This function is intended for use with applications that don&#39;t want to write a main loop and deal wit...
void dbus_connection_set_dispatch_status_function(DBusConnection *connection, DBusDispatchStatusFunction function, void *data, DBusFreeFunction free_data_function)
Set a function to be invoked when the dispatch status changes.
void(* dbus_internal_pad3)(void *)
Reserved for future expansion.
dbus_bool_t dbus_connection_set_data(DBusConnection *connection, dbus_int32_t slot, void *data, DBusFreeFunction free_data_func)
Stores a pointer on a DBusConnection, along with an optional function to be used for freeing the data...
void(* dbus_internal_pad1)(void *)
Reserved for future expansion.
void dbus_connection_set_route_peer_messages(DBusConnection *connection, dbus_bool_t value)
Normally DBusConnection automatically handles all messages to the org.freedesktop.DBus.Peer interface.
void dbus_connection_return_message(DBusConnection *connection, DBusMessage *message)
Used to return a message after peeking at it using dbus_connection_borrow_message().
Implementation details of DBusPendingCall - all fields are private.
dbus_bool_t dbus_connection_set_timeout_functions(DBusConnection *connection, DBusAddTimeoutFunction add_function, DBusRemoveTimeoutFunction remove_function, DBusTimeoutToggledFunction toggled_function, void *data, DBusFreeFunction free_data_function)
Sets the timeout functions for the connection.
Implementation details of DBusConnection.
void(* DBusWakeupMainFunction)(void *data)
Called when the main loop&#39;s thread should be notified that there&#39;s now work to do.
void dbus_connection_remove_filter(DBusConnection *connection, DBusHandleMessageFunction function, void *user_data)
Removes a previously-added message filter.
dbus_bool_t dbus_connection_get_unix_user(DBusConnection *connection, unsigned long *uid)
Gets the UNIX user ID of the connection if known.
dbus_bool_t dbus_connection_list_registered(DBusConnection *connection, const char *parent_path, char ***child_entries)
Lists the registered fallback handlers and object path handlers at the given parent_path.
void dbus_connection_set_max_received_size(DBusConnection *connection, long size)
Sets the maximum total number of bytes that can be used for all messages received on this connection...
DBusHandlerResult
Results that a message handler can return.
Definition: dbus-shared.h:66
void dbus_connection_steal_borrowed_message(DBusConnection *connection, DBusMessage *message)
Used to keep a message after peeking at it using dbus_connection_borrow_message().
void dbus_connection_free_data_slot(dbus_int32_t *slot_p)
Deallocates a global ID for connection data slots.
There is more data to potentially convert to messages.
DBUS_EXPORT dbus_bool_t dbus_timeout_get_enabled(DBusTimeout *timeout)
Returns whether a timeout is enabled or not.
Definition: dbus-timeout.c:486
DBusMessage * dbus_connection_send_with_reply_and_block(DBusConnection *connection, DBusMessage *message, int timeout_milliseconds, DBusError *error)
Sends a message and blocks a certain time period while waiting for a reply.
DBusConnection * dbus_connection_open_private(const char *address, DBusError *error)
Opens a new, dedicated connection to a remote address.
DBusPreallocatedSend * dbus_connection_preallocate_send(DBusConnection *connection)
Preallocates resources needed to send a message, allowing the message to be sent without the possibil...
Virtual table that must be implemented to handle a portion of the object path hierarchy.
dbus_bool_t(* DBusAddWatchFunction)(DBusWatch *watch, void *data)
Called when libdbus needs a new watch to be monitored by the main loop.
Internals of DBusMessage.
DBusObjectPathUnregisterFunction unregister_function
Function to unregister this handler.
DBusHandlerResult(* DBusHandleMessageFunction)(DBusConnection *connection, DBusMessage *message, void *user_data)
Called when a message needs to be handled.
As in POLLOUT.
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
Definition: dbus-types.h:35
DBUS_EXPORT int dbus_watch_get_socket(DBusWatch *watch)
Returns a socket to be watched, on UNIX this will return -1 if our transport is not socket-based so d...
Definition: dbus-watch.c:564
void(* DBusPendingCallNotifyFunction)(DBusPendingCall *pending, void *user_data)
Called when a pending call now has a reply available.
void dbus_connection_set_exit_on_disconnect(DBusConnection *connection, dbus_bool_t exit_on_disconnect)
Set whether _exit() should be called when the connection receives a disconnect signal.
DBUS_EXPORT dbus_bool_t dbus_timeout_handle(DBusTimeout *timeout)
Calls the timeout handler for this timeout.
Definition: dbus-timeout.c:472
DBusDispatchStatus dbus_connection_dispatch(DBusConnection *connection)
Processes any incoming data.
dbus_bool_t dbus_connection_send(DBusConnection *connection, DBusMessage *message, dbus_uint32_t *serial)
Adds a message to the outgoing message queue.
DBusDispatchStatus dbus_connection_get_dispatch_status(DBusConnection *connection)
Gets the current state of the incoming message queue.
All currently available data has been processed.
void * dbus_connection_get_data(DBusConnection *connection, dbus_int32_t slot)
Retrieves data previously set with dbus_connection_set_data().
long dbus_connection_get_max_message_size(DBusConnection *connection)
Gets the value set by dbus_connection_set_max_message_size().
dbus_bool_t(* DBusAddTimeoutFunction)(DBusTimeout *timeout, void *data)
Called when libdbus needs a new timeout to be monitored by the main loop.
dbus_bool_t dbus_connection_get_unix_process_id(DBusConnection *connection, unsigned long *pid)
Gets the process ID of the connection if any.
dbus_bool_t dbus_connection_get_is_authenticated(DBusConnection *connection)
Gets whether the connection was authenticated.
void dbus_connection_close(DBusConnection *connection)
Closes a private connection, so no further data can be sent or received.
dbus_bool_t dbus_connection_allocate_data_slot(dbus_int32_t *slot_p)
Allocates an integer ID to be used for storing application-specific data on any DBusConnection.
dbus_bool_t dbus_connection_register_object_path(DBusConnection *connection, const char *path, const DBusObjectPathVTable *vtable, void *user_data)
Registers a handler for a given path in the object hierarchy.
void dbus_connection_set_max_message_unix_fds(DBusConnection *connection, long n)
Specifies the maximum number of unix fds a message on this connection is allowed to receive...
long dbus_connection_get_outgoing_unix_fds(DBusConnection *connection)
Gets the approximate number of uni fds of all messages in the outgoing message queue.
long dbus_connection_get_max_received_size(DBusConnection *connection)
Gets the value set by dbus_connection_set_max_received_size().
DBusConnection * dbus_connection_open(const char *address, DBusError *error)
Gets a connection to a remote address.
dbus_bool_t dbus_connection_send_with_reply(DBusConnection *connection, DBusMessage *message, DBusPendingCall **pending_return, int timeout_milliseconds)
Queues a message to send, as with dbus_connection_send(), but also returns a DBusPendingCall used to ...
Object representing an exception.
Definition: dbus-errors.h:48
dbus_bool_t(* DBusAllowUnixUserFunction)(DBusConnection *connection, unsigned long uid, void *data)
Called during authentication to check whether the given UNIX user ID is allowed to connect...
dbus_bool_t dbus_connection_get_object_path_data(DBusConnection *connection, const char *path, void **data_p)
Gets the user data passed to dbus_connection_register_object_path() or dbus_connection_register_fallb...
dbus_bool_t dbus_connection_get_is_anonymous(DBusConnection *connection)
Gets whether the connection is not authenticated as a specific user.
DBusObjectPathMessageFunction message_function
Function to handle messages.
long dbus_connection_get_max_message_unix_fds(DBusConnection *connection)
Gets the value set by dbus_connection_set_max_message_unix_fds().
As in POLLERR (can&#39;t watch for this, but can be present in current state passed to dbus_watch_handle(...
DBUS_EXPORT int dbus_watch_get_unix_fd(DBusWatch *watch)
Returns a UNIX file descriptor to be watched, which may be a pipe, socket, or other type of descripto...
Definition: dbus-watch.c:535
void dbus_connection_set_allow_anonymous(DBusConnection *connection, dbus_bool_t value)
This function must be called on the server side of a connection when the connection is first seen in ...
As in POLLHUP (can&#39;t watch for it, but can be present in current state passed to dbus_watch_handle())...
DBUS_EXPORT DBUS_DEPRECATED int dbus_watch_get_fd(DBusWatch *watch)
Deprecated former name of dbus_watch_get_unix_fd().
Definition: dbus-watch.c:514
DBUS_EXPORT void dbus_watch_set_data(DBusWatch *watch, void *data, DBusFreeFunction free_data_function)
Sets data which can be retrieved with dbus_watch_get_data().
Definition: dbus-watch.c:620
DBusHandlerResult(* DBusObjectPathMessageFunction)(DBusConnection *connection, DBusMessage *message, void *user_data)
Called when a message is sent to a registered object path.
void dbus_connection_set_wakeup_main_function(DBusConnection *connection, DBusWakeupMainFunction wakeup_main_function, void *data, DBusFreeFunction free_data_function)
Sets the mainloop wakeup function for the connection.
DBUS_EXPORT void * dbus_watch_get_data(DBusWatch *watch)
Gets data previously set with dbus_watch_set_data() or NULL if none.
Definition: dbus-watch.c:601
DBusMessage * dbus_connection_pop_message(DBusConnection *connection)
Returns the first-received message from the incoming message queue, removing it from the queue...
Internals of DBusPreallocatedSend.
void dbus_connection_set_unix_user_function(DBusConnection *connection, DBusAllowUnixUserFunction function, void *data, DBusFreeFunction free_data_function)
Sets a predicate function used to determine whether a given user ID is allowed to connect...
dbus_bool_t dbus_connection_set_watch_functions(DBusConnection *connection, DBusAddWatchFunction add_function, DBusRemoveWatchFunction remove_function, DBusWatchToggledFunction toggled_function, void *data, DBusFreeFunction free_data_function)
Sets the watch functions for the connection.
void(* dbus_internal_pad4)(void *)
Reserved for future expansion.
dbus_bool_t dbus_connection_register_fallback(DBusConnection *connection, const char *path, const DBusObjectPathVTable *vtable, void *user_data)
Registers a fallback handler for a given subsection of the object hierarchy.
dbus_bool_t dbus_connection_get_adt_audit_session_data(DBusConnection *connection, void **data, dbus_int32_t *data_size)
Gets the ADT audit data of the connection if any.
DBUS_EXPORT void dbus_timeout_set_data(DBusTimeout *timeout, void *data, DBusFreeFunction free_data_function)
Sets data which can be retrieved with dbus_timeout_get_data().
Definition: dbus-timeout.c:446
dbus_bool_t(* DBusAllowWindowsUserFunction)(DBusConnection *connection, const char *user_sid, void *data)
Called during authentication to check whether the given Windows user ID is allowed to connect...
DBUS_EXPORT void * dbus_timeout_get_data(DBusTimeout *timeout)
Gets data previously set with dbus_timeout_set_data() or NULL if none.
Definition: dbus-timeout.c:429
char * dbus_connection_get_server_id(DBusConnection *connection)
Gets the ID of the server address we are authenticated to, if this connection is on the client side...
DBUS_EXPORT dbus_bool_t dbus_watch_handle(DBusWatch *watch, unsigned int flags)
Called to notify the D-Bus library when a previously-added watch is ready for reading or writing...
Definition: dbus-watch.c:676
dbus_bool_t dbus_connection_get_unix_fd(DBusConnection *connection, int *fd)
Get the UNIX file descriptor of the connection, if any.
void(* DBusWatchToggledFunction)(DBusWatch *watch, void *data)
Called when dbus_watch_get_enabled() may return a different value than it did before.
dbus_bool_t dbus_connection_get_is_connected(DBusConnection *connection)
Gets whether the connection is currently open.
DBUS_EXPORT unsigned int dbus_watch_get_flags(DBusWatch *watch)
Gets flags from DBusWatchFlags indicating what conditions should be monitored on the file descriptor...
Definition: dbus-watch.c:585
As in POLLIN.
void dbus_connection_send_preallocated(DBusConnection *connection, DBusPreallocatedSend *preallocated, DBusMessage *message, dbus_uint32_t *client_serial)
Sends a message using preallocated resources.
void dbus_connection_unref(DBusConnection *connection)
Decrements the reference count of a DBusConnection, and finalizes it if the count reaches zero...
DBusMessage * dbus_connection_borrow_message(DBusConnection *connection)
Returns the first-received message from the incoming message queue, leaving it in the queue...
int dbus_int32_t
A 32-bit signed integer on all platforms.
dbus_bool_t dbus_connection_add_filter(DBusConnection *connection, DBusHandleMessageFunction function, void *user_data, DBusFreeFunction free_data_function)
Adds a message filter.
dbus_bool_t dbus_connection_unregister_object_path(DBusConnection *connection, const char *path)
Unregisters the handler registered with exactly the given path.
long dbus_connection_get_max_received_unix_fds(DBusConnection *connection)
Gets the value set by dbus_connection_set_max_received_unix_fds().
dbus_bool_t dbus_connection_try_register_object_path(DBusConnection *connection, const char *path, const DBusObjectPathVTable *vtable, void *user_data, DBusError *error)
Registers a handler for a given path in the object hierarchy.
void(* DBusRemoveTimeoutFunction)(DBusTimeout *timeout, void *data)
Called when libdbus no longer needs a timeout to be monitored by the main loop.
void dbus_connection_flush(DBusConnection *connection)
Blocks until the outgoing message queue is empty.
dbus_bool_t dbus_connection_has_messages_to_send(DBusConnection *connection)
Checks whether there are messages in the outgoing message queue.
void dbus_connection_set_max_received_unix_fds(DBusConnection *connection, long n)
Sets the maximum total number of unix fds that can be used for all messages received on this connecti...
dbus_bool_t dbus_connection_get_socket(DBusConnection *connection, int *fd)
Gets the underlying Windows or UNIX socket file descriptor of the connection, if any.
void dbus_connection_free_preallocated_send(DBusConnection *connection, DBusPreallocatedSend *preallocated)
Frees preallocated message-sending resources from dbus_connection_preallocate_send().
void(* dbus_internal_pad2)(void *)
Reserved for future expansion.
DBUS_EXPORT int dbus_timeout_get_interval(DBusTimeout *timeout)
Gets the timeout interval.
Definition: dbus-timeout.c:416
dbus_bool_t dbus_connection_read_write_dispatch(DBusConnection *connection, int timeout_milliseconds)
This function is intended for use with applications that don&#39;t want to write a main loop and deal wit...
#define DBUS_END_DECLS
Macro used after declaring functions in the D-Bus header files.
void(* DBusObjectPathUnregisterFunction)(DBusConnection *connection, void *user_data)
Called when a DBusObjectPathVTable is unregistered (or its connection is freed).