-/* -*- mode: C; c-file-style: "gnu" -*- */
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* dbus-connection.h DBusConnection object
*
* Copyright (C) 2002, 2003 Red Hat Inc.
*
- * Licensed under the Academic Free License version 1.2
+ * Licensed under the Academic Free License version 2.1
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#if !defined (DBUS_INSIDE_DBUS_H) && !defined (DBUS_COMPILATION)
#include <dbus/dbus-errors.h>
#include <dbus/dbus-memory.h>
#include <dbus/dbus-message.h>
+#include <dbus/dbus-shared.h>
-DBUS_BEGIN_DECLS;
+DBUS_BEGIN_DECLS
+/**
+ * @addtogroup DBusConnection
+ * @{
+ */
+
+/* documented in dbus-watch.c */
typedef struct DBusWatch DBusWatch;
+/* documented in dbus-timeout.c */
typedef struct DBusTimeout DBusTimeout;
+/** Opaque type representing preallocated resources so a message can be sent without further memory allocation. */
typedef struct DBusPreallocatedSend DBusPreallocatedSend;
+/** Opaque type representing a method call that has not yet received a reply. */
typedef struct DBusPendingCall DBusPendingCall;
+/** Opaque type representing a connection to a remote application and associated incoming/outgoing message queues. */
typedef struct DBusConnection DBusConnection;
+/** Set of functions that must be implemented to handle messages sent to a particular object path. */
typedef struct DBusObjectPathVTable DBusObjectPathVTable;
+/**
+ * Indicates the status of a #DBusWatch.
+ */
typedef enum
{
DBUS_WATCH_READABLE = 1 << 0, /**< As in POLLIN */
DBUS_WATCH_WRITABLE = 1 << 1, /**< As in POLLOUT */
- DBUS_WATCH_ERROR = 1 << 2, /**< As in POLLERR (can't watch for this, but
- * the flag can be passed to dbus_watch_handle()).
+ DBUS_WATCH_ERROR = 1 << 2, /**< As in POLLERR (can't watch for
+ * this, but can be present in
+ * current state passed to
+ * dbus_watch_handle()).
*/
- DBUS_WATCH_HANGUP = 1 << 3 /**< As in POLLHUP (can't watch for it, but
- * can be present in current state). */
+ DBUS_WATCH_HANGUP = 1 << 3 /**< As in POLLHUP (can't watch for
+ * it, but can be present in current
+ * state passed to
+ * dbus_watch_handle()).
+ */
+ /* Internal to libdbus, there is also _DBUS_WATCH_NVAL in dbus-watch.h */
} DBusWatchFlags;
+/**
+ * Indicates the status of incoming data on a #DBusConnection. This determines whether
+ * dbus_connection_dispatch() needs to be called.
+ */
typedef enum
{
DBUS_DISPATCH_DATA_REMAINS, /**< There is more data to potentially convert to messages. */
DBUS_DISPATCH_NEED_MEMORY /**< More memory is needed to continue. */
} DBusDispatchStatus;
-typedef enum
-{
- DBUS_HANDLER_RESULT_HANDLED, /**< Message has had its effect */
- DBUS_HANDLER_RESULT_NOT_YET_HANDLED, /**< Message has not had any effect */
- DBUS_HANDLER_RESULT_NEED_MEMORY /**< Need more memory to return another result */
-} DBusHandlerResult;
-
+/** Called when libdbus needs a new watch to be monitored by the main
+ * loop. Returns #FALSE if it lacks enough memory to add the
+ * watch. Set by dbus_connection_set_watch_functions() or
+ * dbus_server_set_watch_functions().
+ */
typedef dbus_bool_t (* DBusAddWatchFunction) (DBusWatch *watch,
void *data);
+/** Called when dbus_watch_get_enabled() may return a different value
+ * than it did before. Set by dbus_connection_set_watch_functions()
+ * or dbus_server_set_watch_functions().
+ */
typedef void (* DBusWatchToggledFunction) (DBusWatch *watch,
void *data);
+/** Called when libdbus no longer needs a watch to be monitored by the
+ * main loop. Set by dbus_connection_set_watch_functions() or
+ * dbus_server_set_watch_functions().
+ */
typedef void (* DBusRemoveWatchFunction) (DBusWatch *watch,
void *data);
+/** Called when libdbus needs a new timeout to be monitored by the main
+ * loop. Returns #FALSE if it lacks enough memory to add the
+ * watch. Set by dbus_connection_set_timeout_functions() or
+ * dbus_server_set_timeout_functions().
+ */
typedef dbus_bool_t (* DBusAddTimeoutFunction) (DBusTimeout *timeout,
void *data);
+/** Called when dbus_timeout_get_enabled() may return a different
+ * value than it did before.
+ * Set by dbus_connection_set_timeout_functions() or
+ * dbus_server_set_timeout_functions().
+ */
typedef void (* DBusTimeoutToggledFunction) (DBusTimeout *timeout,
void *data);
+/** Called when libdbus no longer needs a timeout to be monitored by the
+ * main loop. Set by dbus_connection_set_timeout_functions() or
+ * dbus_server_set_timeout_functions().
+ */
typedef void (* DBusRemoveTimeoutFunction) (DBusTimeout *timeout,
void *data);
+/** Called when the return value of dbus_connection_get_dispatch_status()
+ * may have changed. Set with dbus_connection_set_dispatch_status_function().
+ */
typedef void (* DBusDispatchStatusFunction) (DBusConnection *connection,
DBusDispatchStatus new_status,
void *data);
+/**
+ * Called when the main loop's thread should be notified that there's now work
+ * to do. Set with dbus_connection_set_wakeup_main_function().
+ */
typedef void (* DBusWakeupMainFunction) (void *data);
+
+/**
+ * Called during authentication to check whether the given UNIX user
+ * ID is allowed to connect, if the client tried to auth as a UNIX
+ * user ID. Normally on Windows this would never happen. Set with
+ * dbus_connection_set_unix_user_function().
+ */
typedef dbus_bool_t (* DBusAllowUnixUserFunction) (DBusConnection *connection,
unsigned long uid,
void *data);
+/**
+ * Called during authentication to check whether the given Windows user
+ * ID is allowed to connect, if the client tried to auth as a Windows
+ * user ID. Normally on UNIX this would never happen. Set with
+ * dbus_connection_set_windows_user_function().
+ */
+typedef dbus_bool_t (* DBusAllowWindowsUserFunction) (DBusConnection *connection,
+ const char *user_sid,
+ void *data);
+
+
+/**
+ * Called when a pending call now has a reply available. Set with
+ * dbus_pending_call_set_notify().
+ */
typedef void (* DBusPendingCallNotifyFunction) (DBusPendingCall *pending,
void *user_data);
-
+/**
+ * Called when a message needs to be handled. The result indicates whether or
+ * not more handlers should be run. Set with dbus_connection_add_filter().
+ */
typedef DBusHandlerResult (* DBusHandleMessageFunction) (DBusConnection *connection,
DBusMessage *message,
void *user_data);
+DBUS_EXPORT
+DBusMessage * generate_local_error_message (dbus_uint32_t serial,
+ char *error_name,
+ char *error_msg);
+DBUS_EXPORT
DBusConnection* dbus_connection_open (const char *address,
DBusError *error);
-void dbus_connection_ref (DBusConnection *connection);
+DBUS_EXPORT
+DBusConnection* dbus_connection_open_private (const char *address,
+ DBusError *error);
+DBUS_EXPORT
+DBusConnection* dbus_connection_ref (DBusConnection *connection);
+DBUS_EXPORT
void dbus_connection_unref (DBusConnection *connection);
-void dbus_connection_disconnect (DBusConnection *connection);
+#ifdef ENABLE_KDBUS_TRANSPORT
+DBUS_EXPORT
+void dbus_connection_unref_phantom (DBusConnection *connection);
+#endif
+DBUS_EXPORT
+void dbus_connection_close (DBusConnection *connection);
+DBUS_EXPORT
dbus_bool_t dbus_connection_get_is_connected (DBusConnection *connection);
+DBUS_EXPORT
dbus_bool_t dbus_connection_get_is_authenticated (DBusConnection *connection);
+#ifdef ENABLE_KDBUS_TRANSPORT
+DBUS_EXPORT
+dbus_bool_t dbus_connection_set_is_authenticated (DBusConnection *connection);
+#endif
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_is_anonymous (DBusConnection *connection);
+DBUS_EXPORT
+char* dbus_connection_get_server_id (DBusConnection *connection);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_can_send_type (DBusConnection *connection,
+ int type);
+
+DBUS_EXPORT
+void dbus_connection_set_exit_on_disconnect (DBusConnection *connection,
+ dbus_bool_t exit_on_disconnect);
+DBUS_EXPORT
void dbus_connection_flush (DBusConnection *connection);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_read_write_dispatch (DBusConnection *connection,
+ int timeout_milliseconds);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_read_write (DBusConnection *connection,
+ int timeout_milliseconds);
+DBUS_EXPORT
DBusMessage* dbus_connection_borrow_message (DBusConnection *connection);
+DBUS_EXPORT
void dbus_connection_return_message (DBusConnection *connection,
DBusMessage *message);
+DBUS_EXPORT
void dbus_connection_steal_borrowed_message (DBusConnection *connection,
DBusMessage *message);
+DBUS_EXPORT
DBusMessage* dbus_connection_pop_message (DBusConnection *connection);
+DBUS_EXPORT
DBusDispatchStatus dbus_connection_get_dispatch_status (DBusConnection *connection);
+DBUS_EXPORT
DBusDispatchStatus dbus_connection_dispatch (DBusConnection *connection);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_has_messages_to_send (DBusConnection *connection);
+DBUS_EXPORT
dbus_bool_t dbus_connection_send (DBusConnection *connection,
DBusMessage *message,
dbus_uint32_t *client_serial);
+DBUS_EXPORT
dbus_bool_t dbus_connection_send_with_reply (DBusConnection *connection,
DBusMessage *message,
DBusPendingCall **pending_return,
int timeout_milliseconds);
+DBUS_EXPORT
DBusMessage * dbus_connection_send_with_reply_and_block (DBusConnection *connection,
DBusMessage *message,
int timeout_milliseconds,
DBusError *error);
+DBUS_EXPORT
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);
+DBUS_EXPORT
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);
+DBUS_EXPORT
void dbus_connection_set_wakeup_main_function (DBusConnection *connection,
DBusWakeupMainFunction wakeup_main_function,
void *data,
DBusFreeFunction free_data_function);
+DBUS_EXPORT
void dbus_connection_set_dispatch_status_function (DBusConnection *connection,
DBusDispatchStatusFunction function,
void *data,
DBusFreeFunction free_data_function);
+DBUS_EXPORT
dbus_bool_t dbus_connection_get_unix_user (DBusConnection *connection,
unsigned long *uid);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_unix_process_id (DBusConnection *connection,
+ unsigned long *pid);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_adt_audit_session_data (DBusConnection *connection,
+ void **data,
+ dbus_int32_t *data_size);
+DBUS_EXPORT
void dbus_connection_set_unix_user_function (DBusConnection *connection,
DBusAllowUnixUserFunction function,
void *data,
DBusFreeFunction free_data_function);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_windows_user (DBusConnection *connection,
+ char **windows_sid_p);
+DBUS_EXPORT
+void dbus_connection_set_windows_user_function (DBusConnection *connection,
+ DBusAllowWindowsUserFunction function,
+ void *data,
+ DBusFreeFunction free_data_function);
+DBUS_EXPORT
+void dbus_connection_set_allow_anonymous (DBusConnection *connection,
+ dbus_bool_t value);
+DBUS_EXPORT
+void dbus_connection_set_route_peer_messages (DBusConnection *connection,
+ dbus_bool_t value);
-int dbus_watch_get_fd (DBusWatch *watch);
-unsigned int dbus_watch_get_flags (DBusWatch *watch);
-void* dbus_watch_get_data (DBusWatch *watch);
-void dbus_watch_set_data (DBusWatch *watch,
- void *data,
- DBusFreeFunction free_data_function);
-dbus_bool_t dbus_watch_handle (DBusWatch *watch,
- unsigned int flags);
-dbus_bool_t dbus_watch_get_enabled (DBusWatch *watch);
-
-int dbus_timeout_get_interval (DBusTimeout *timeout);
-void* dbus_timeout_get_data (DBusTimeout *timeout);
-void dbus_timeout_set_data (DBusTimeout *timeout,
- void *data,
- DBusFreeFunction free_data_function);
-dbus_bool_t dbus_timeout_handle (DBusTimeout *timeout);
-dbus_bool_t dbus_timeout_get_enabled (DBusTimeout *timeout);
-
/* Filters */
+DBUS_EXPORT
dbus_bool_t dbus_connection_add_filter (DBusConnection *connection,
DBusHandleMessageFunction function,
void *user_data,
DBusFreeFunction free_data_function);
+DBUS_EXPORT
void dbus_connection_remove_filter (DBusConnection *connection,
DBusHandleMessageFunction function,
void *user_data);
/* Other */
+DBUS_EXPORT
dbus_bool_t dbus_connection_allocate_data_slot (dbus_int32_t *slot_p);
+DBUS_EXPORT
void dbus_connection_free_data_slot (dbus_int32_t *slot_p);
+DBUS_EXPORT
dbus_bool_t dbus_connection_set_data (DBusConnection *connection,
dbus_int32_t slot,
void *data,
DBusFreeFunction free_data_func);
+DBUS_EXPORT
void* dbus_connection_get_data (DBusConnection *connection,
dbus_int32_t slot);
+DBUS_EXPORT
void dbus_connection_set_change_sigpipe (dbus_bool_t will_modify_sigpipe);
+DBUS_EXPORT
void dbus_connection_set_max_message_size (DBusConnection *connection,
long size);
+DBUS_EXPORT
long dbus_connection_get_max_message_size (DBusConnection *connection);
+DBUS_EXPORT
void dbus_connection_set_max_received_size (DBusConnection *connection,
long size);
+DBUS_EXPORT
long dbus_connection_get_max_received_size (DBusConnection *connection);
+
+DBUS_EXPORT
+void dbus_connection_set_max_message_unix_fds (DBusConnection *connection,
+ long n);
+DBUS_EXPORT
+long dbus_connection_get_max_message_unix_fds (DBusConnection *connection);
+DBUS_EXPORT
+void dbus_connection_set_max_received_unix_fds(DBusConnection *connection,
+ long n);
+DBUS_EXPORT
+long dbus_connection_get_max_received_unix_fds(DBusConnection *connection);
+
+DBUS_EXPORT
long dbus_connection_get_outgoing_size (DBusConnection *connection);
+DBUS_EXPORT
+long dbus_connection_get_outgoing_unix_fds (DBusConnection *connection);
+DBUS_EXPORT
DBusPreallocatedSend* dbus_connection_preallocate_send (DBusConnection *connection);
+DBUS_EXPORT
void dbus_connection_free_preallocated_send (DBusConnection *connection,
DBusPreallocatedSend *preallocated);
+DBUS_EXPORT
void dbus_connection_send_preallocated (DBusConnection *connection,
DBusPreallocatedSend *preallocated,
DBusMessage *message,
/* Object tree functionality */
+/**
+ * Called when a #DBusObjectPathVTable is unregistered (or its connection is freed).
+ * Found in #DBusObjectPathVTable.
+ */
typedef void (* DBusObjectPathUnregisterFunction) (DBusConnection *connection,
void *user_data);
+/**
+ * Called when a message is sent to a registered object path. Found in
+ * #DBusObjectPathVTable which is registered with dbus_connection_register_object_path()
+ * or dbus_connection_register_fallback().
+ */
typedef DBusHandlerResult (* DBusObjectPathMessageFunction) (DBusConnection *connection,
DBusMessage *message,
void *user_data);
+/**
+ * Virtual table that must be implemented to handle a portion of the
+ * object path hierarchy. Attach the vtable to a particular path using
+ * dbus_connection_register_object_path() or
+ * dbus_connection_register_fallback().
+ */
struct DBusObjectPathVTable
{
- DBusObjectPathUnregisterFunction unregister_function;
- DBusObjectPathMessageFunction message_function;
+ DBusObjectPathUnregisterFunction unregister_function; /**< Function to unregister this handler */
+ DBusObjectPathMessageFunction message_function; /**< Function to handle messages */
- void (* dbus_internal_pad1) (void *);
- void (* dbus_internal_pad2) (void *);
- void (* dbus_internal_pad3) (void *);
- void (* dbus_internal_pad4) (void *);
+ void (* dbus_internal_pad1) (void *); /**< Reserved for future expansion */
+ void (* dbus_internal_pad2) (void *); /**< Reserved for future expansion */
+ void (* dbus_internal_pad3) (void *); /**< Reserved for future expansion */
+ void (* dbus_internal_pad4) (void *); /**< Reserved for future expansion */
};
+DBUS_EXPORT
+dbus_bool_t dbus_connection_try_register_object_path (DBusConnection *connection,
+ const char *path,
+ const DBusObjectPathVTable *vtable,
+ void *user_data,
+ DBusError *error);
+
+DBUS_EXPORT
dbus_bool_t dbus_connection_register_object_path (DBusConnection *connection,
- const char **path,
+ const char *path,
const DBusObjectPathVTable *vtable,
void *user_data);
+
+DBUS_EXPORT
+dbus_bool_t dbus_connection_try_register_fallback (DBusConnection *connection,
+ const char *path,
+ const DBusObjectPathVTable *vtable,
+ void *user_data,
+ DBusError *error);
+
+DBUS_EXPORT
dbus_bool_t dbus_connection_register_fallback (DBusConnection *connection,
- const char **path,
+ const char *path,
const DBusObjectPathVTable *vtable,
void *user_data);
-void dbus_connection_unregister_object_path (DBusConnection *connection,
- const char **path);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_unregister_object_path (DBusConnection *connection,
+ const char *path);
+
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_object_path_data (DBusConnection *connection,
+ const char *path,
+ void **data_p);
+
+DBUS_EXPORT
+dbus_bool_t dbus_connection_list_registered (DBusConnection *connection,
+ const char *parent_path,
+ char ***child_entries);
+
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_unix_fd (DBusConnection *connection,
+ int *fd);
+DBUS_EXPORT
+dbus_bool_t dbus_connection_get_socket (DBusConnection *connection,
+ int *fd);
+
+/** @} */
+
+
+/**
+ * @addtogroup DBusWatch
+ * @{
+ */
+
+#ifndef DBUS_DISABLE_DEPRECATED
+DBUS_EXPORT
+DBUS_DEPRECATED int dbus_watch_get_fd (DBusWatch *watch);
+#endif
+
+DBUS_EXPORT
+int dbus_watch_get_unix_fd (DBusWatch *watch);
+DBUS_EXPORT
+int dbus_watch_get_socket (DBusWatch *watch);
+DBUS_EXPORT
+unsigned int dbus_watch_get_flags (DBusWatch *watch);
+DBUS_EXPORT
+void* dbus_watch_get_data (DBusWatch *watch);
+DBUS_EXPORT
+void dbus_watch_set_data (DBusWatch *watch,
+ void *data,
+ DBusFreeFunction free_data_function);
+DBUS_EXPORT
+dbus_bool_t dbus_watch_handle (DBusWatch *watch,
+ unsigned int flags);
+DBUS_EXPORT
+dbus_bool_t dbus_watch_get_enabled (DBusWatch *watch);
+
+/** @} */
+
+/**
+ * @addtogroup DBusTimeout
+ * @{
+ */
+
+DBUS_EXPORT
+int dbus_timeout_get_interval (DBusTimeout *timeout);
+DBUS_EXPORT
+void* dbus_timeout_get_data (DBusTimeout *timeout);
+DBUS_EXPORT
+void dbus_timeout_set_data (DBusTimeout *timeout,
+ void *data,
+ DBusFreeFunction free_data_function);
+DBUS_EXPORT
+dbus_bool_t dbus_timeout_handle (DBusTimeout *timeout);
+DBUS_EXPORT
+dbus_bool_t dbus_timeout_get_enabled (DBusTimeout *timeout);
+/** @} */
-DBUS_END_DECLS;
+DBUS_END_DECLS
#endif /* DBUS_CONNECTION_H */