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/* -*- mode: C; c-file-style: "gnu" -*- */
/* dbus-connection.h DBusConnection object
*
* Copyright (C) 2002, 2003 Red Hat Inc.
*
* Licensed under the Academic Free License version 1.2
*
* 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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* 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
*
*/
#if !defined (DBUS_INSIDE_DBUS_H) && !defined (DBUS_COMPILATION)
#error "Only <dbus/dbus.h> can be included directly, this file may disappear or change contents."
#endif
#ifndef DBUS_CONNECTION_H
#define DBUS_CONNECTION_H
#include <dbus/dbus-errors.h>
#include <dbus/dbus-memory.h>
#include <dbus/dbus-message.h>
DBUS_BEGIN_DECLS;
typedef struct DBusWatch DBusWatch;
typedef struct DBusTimeout DBusTimeout;
typedef struct DBusPreallocatedSend DBusPreallocatedSend;
typedef struct DBusPendingCall DBusPendingCall;
typedef struct DBusConnection DBusConnection;
typedef struct DBusObjectPathVTable DBusObjectPathVTable;
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_HANGUP = 1 << 3 /**< As in POLLHUP (can't watch for it, but
* can be present in current state). */
} DBusWatchFlags;
typedef enum
{
DBUS_DISPATCH_DATA_REMAINS, /**< There is more data to potentially convert to messages. */
DBUS_DISPATCH_COMPLETE, /**< All currently available data has been processed. */
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;
typedef dbus_bool_t (* DBusAddWatchFunction) (DBusWatch *watch,
void *data);
typedef void (* DBusWatchToggledFunction) (DBusWatch *watch,
void *data);
typedef void (* DBusRemoveWatchFunction) (DBusWatch *watch,
void *data);
typedef dbus_bool_t (* DBusAddTimeoutFunction) (DBusTimeout *timeout,
void *data);
typedef void (* DBusTimeoutToggledFunction) (DBusTimeout *timeout,
void *data);
typedef void (* DBusRemoveTimeoutFunction) (DBusTimeout *timeout,
void *data);
typedef void (* DBusDispatchStatusFunction) (DBusConnection *connection,
DBusDispatchStatus new_status,
void *data);
typedef void (* DBusWakeupMainFunction) (void *data);
typedef dbus_bool_t (* DBusAllowUnixUserFunction) (DBusConnection *connection,
unsigned long uid,
void *data);
typedef void (* DBusPendingCallNotifyFunction) (DBusPendingCall *pending,
void *user_data);
typedef DBusHandlerResult (* DBusHandleMessageFunction) (DBusConnection *connection,
DBusMessage *message,
void *user_data);
DBusConnection* dbus_connection_open (const char *address,
DBusError *error);
void dbus_connection_ref (DBusConnection *connection);
void dbus_connection_unref (DBusConnection *connection);
void dbus_connection_disconnect (DBusConnection *connection);
dbus_bool_t dbus_connection_get_is_connected (DBusConnection *connection);
dbus_bool_t dbus_connection_get_is_authenticated (DBusConnection *connection);
void dbus_connection_flush (DBusConnection *connection);
DBusMessage* dbus_connection_borrow_message (DBusConnection *connection);
void dbus_connection_return_message (DBusConnection *connection,
DBusMessage *message);
void dbus_connection_steal_borrowed_message (DBusConnection *connection,
DBusMessage *message);
DBusMessage* dbus_connection_pop_message (DBusConnection *connection);
DBusDispatchStatus dbus_connection_get_dispatch_status (DBusConnection *connection);
DBusDispatchStatus dbus_connection_dispatch (DBusConnection *connection);
dbus_bool_t dbus_connection_send (DBusConnection *connection,
DBusMessage *message,
dbus_uint32_t *client_serial);
dbus_bool_t dbus_connection_send_with_reply (DBusConnection *connection,
DBusMessage *message,
DBusPendingCall **pending_return,
int timeout_milliseconds);
DBusMessage * dbus_connection_send_with_reply_and_block (DBusConnection *connection,
DBusMessage *message,
int timeout_milliseconds,
DBusError *error);
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_bool_t dbus_connection_set_timeout_functions (DBusConnection *connection,
DBusAddTimeoutFunction add_function,
DBusRemoveTimeoutFunction remove_function,
DBusTimeoutToggledFunction toggled_function,
void *data,
DBusFreeFunction free_data_function);
void dbus_connection_set_wakeup_main_function (DBusConnection *connection,
DBusWakeupMainFunction wakeup_main_function,
void *data,
DBusFreeFunction free_data_function);
void dbus_connection_set_dispatch_status_function (DBusConnection *connection,
DBusDispatchStatusFunction function,
void *data,
DBusFreeFunction free_data_function);
dbus_bool_t dbus_connection_get_unix_user (DBusConnection *connection,
unsigned long *uid);
void dbus_connection_set_unix_user_function (DBusConnection *connection,
DBusAllowUnixUserFunction function,
void *data,
DBusFreeFunction free_data_function);
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_bool_t dbus_connection_add_filter (DBusConnection *connection,
DBusHandleMessageFunction function,
void *user_data,
DBusFreeFunction free_data_function);
void dbus_connection_remove_filter (DBusConnection *connection,
DBusHandleMessageFunction function,
void *user_data);
/* Other */
dbus_bool_t dbus_connection_allocate_data_slot (dbus_int32_t *slot_p);
void dbus_connection_free_data_slot (dbus_int32_t *slot_p);
dbus_bool_t dbus_connection_set_data (DBusConnection *connection,
dbus_int32_t slot,
void *data,
DBusFreeFunction free_data_func);
void* dbus_connection_get_data (DBusConnection *connection,
dbus_int32_t slot);
void dbus_connection_set_change_sigpipe (dbus_bool_t will_modify_sigpipe);
void dbus_connection_set_max_message_size (DBusConnection *connection,
long size);
long dbus_connection_get_max_message_size (DBusConnection *connection);
void dbus_connection_set_max_received_size (DBusConnection *connection,
long size);
long dbus_connection_get_max_received_size (DBusConnection *connection);
long dbus_connection_get_outgoing_size (DBusConnection *connection);
DBusPreallocatedSend* dbus_connection_preallocate_send (DBusConnection *connection);
void dbus_connection_free_preallocated_send (DBusConnection *connection,
DBusPreallocatedSend *preallocated);
void dbus_connection_send_preallocated (DBusConnection *connection,
DBusPreallocatedSend *preallocated,
DBusMessage *message,
dbus_uint32_t *client_serial);
/* Object tree functionality */
typedef void (* DBusObjectPathUnregisterFunction) (DBusConnection *connection,
void *user_data);
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.
*/
struct DBusObjectPathVTable
{
DBusObjectPathUnregisterFunction unregister_function; /**< Function to unregister this handler */
DBusObjectPathMessageFunction message_function; /**< Function to handle messages */
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_bool_t dbus_connection_register_object_path (DBusConnection *connection,
const char **path,
const DBusObjectPathVTable *vtable,
void *user_data);
dbus_bool_t dbus_connection_register_fallback (DBusConnection *connection,
const char **path,
const DBusObjectPathVTable *vtable,
void *user_data);
void dbus_connection_unregister_object_path (DBusConnection *connection,
const char **path);
DBUS_END_DECLS;
#endif /* DBUS_CONNECTION_H */
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