| 1 | /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ | 
| 2 | /* dbus-pending-call.h Object representing a call in progress. | 
| 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_PENDING_CALL_H | 
| 28 | #define DBUS_PENDING_CALL_H | 
| 29 |  | 
| 30 | #include <dbus/dbus-macros.h> | 
| 31 | #include <dbus/dbus-types.h> | 
| 32 | #include <dbus/dbus-connection.h> | 
| 33 |  | 
| 34 | DBUS_BEGIN_DECLS | 
| 35 |  | 
| 36 | /** | 
| 37 |  * @addtogroup DBusPendingCall | 
| 38 |  * @{ | 
| 39 |  */ | 
| 40 |  | 
| 41 | #define DBUS_TIMEOUT_INFINITE ((int) 0x7fffffff) | 
| 42 | #define DBUS_TIMEOUT_USE_DEFAULT (-1) | 
| 43 |  | 
| 44 | DBUS_EXPORT | 
| 45 | DBusPendingCall* dbus_pending_call_ref       (DBusPendingCall               *pending); | 
| 46 | DBUS_EXPORT | 
| 47 | void         dbus_pending_call_unref         (DBusPendingCall               *pending); | 
| 48 | DBUS_EXPORT | 
| 49 | dbus_bool_t  dbus_pending_call_set_notify    (DBusPendingCall               *pending, | 
| 50 |                                               DBusPendingCallNotifyFunction  function, | 
| 51 |                                               void                          *user_data, | 
| 52 |                                               DBusFreeFunction               free_user_data); | 
| 53 | DBUS_EXPORT | 
| 54 | void         dbus_pending_call_cancel        (DBusPendingCall               *pending); | 
| 55 | DBUS_EXPORT | 
| 56 | dbus_bool_t  dbus_pending_call_get_completed (DBusPendingCall               *pending); | 
| 57 | DBUS_EXPORT | 
| 58 | DBusMessage* dbus_pending_call_steal_reply   (DBusPendingCall               *pending); | 
| 59 | DBUS_EXPORT | 
| 60 | void         dbus_pending_call_block         (DBusPendingCall               *pending); | 
| 61 |  | 
| 62 | DBUS_EXPORT | 
| 63 | dbus_bool_t dbus_pending_call_allocate_data_slot (dbus_int32_t     *slot_p); | 
| 64 | DBUS_EXPORT | 
| 65 | void        dbus_pending_call_free_data_slot     (dbus_int32_t     *slot_p); | 
| 66 | DBUS_EXPORT | 
| 67 | dbus_bool_t dbus_pending_call_set_data           (DBusPendingCall  *pending, | 
| 68 |                                                   dbus_int32_t      slot, | 
| 69 |                                                   void             *data, | 
| 70 |                                                   DBusFreeFunction  free_data_func); | 
| 71 | DBUS_EXPORT | 
| 72 | void*       dbus_pending_call_get_data           (DBusPendingCall  *pending, | 
| 73 |                                                   dbus_int32_t      slot); | 
| 74 |  | 
| 75 | /** | 
| 76 |  * Clear a variable or struct member that contains a #DBusPendingCall. | 
| 77 |  * If it does not contain #NULL, the pending call that was previously | 
| 78 |  * there is unreferenced with dbus_pending_call_unref(). | 
| 79 |  * | 
| 80 |  * This is very similar to dbus_clear_connection(): see that function | 
| 81 |  * for more details. | 
| 82 |  * | 
| 83 |  * @param pointer_to_pending_call A pointer to a variable or struct member. | 
| 84 |  * pointer_to_pending_call must not be #NULL, but *pointer_to_pending_call | 
| 85 |  * may be #NULL. | 
| 86 |  */ | 
| 87 | static inline void | 
| 88 | dbus_clear_pending_call (DBusPendingCall **pointer_to_pending_call) | 
| 89 | { | 
| 90 |   _dbus_clear_pointer_impl (DBusPendingCall, pointer_to_pending_call, | 
| 91 |                             dbus_pending_call_unref); | 
| 92 | } | 
| 93 |  | 
| 94 | /** @} */ | 
| 95 |  | 
| 96 | DBUS_END_DECLS | 
| 97 |  | 
| 98 | #endif /* DBUS_PENDING_CALL_H */ | 
| 99 |  |