1/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2/* dbus-shared.h  Stuff used by both dbus/dbus.h low-level and C/C++ binding APIs
3 *
4 * Copyright (C) 2004 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
24#ifndef DBUS_SHARED_H
25#define DBUS_SHARED_H
26
27/* Don't include anything in here from anywhere else. It's
28 * intended for use by any random library.
29 */
30
31#ifdef  __cplusplus
32extern "C" {
33#if 0
34} /* avoids confusing emacs indentation */
35#endif
36#endif
37
38/* Normally docs are in .c files, but there isn't a .c file for this. */
39/**
40 * @defgroup DBusShared Shared constants
41 * @ingroup  DBus
42 *
43 * @brief Shared header included by both libdbus and C/C++ bindings such as the GLib bindings.
44 *
45 * Usually a C/C++ binding such as the GLib or Qt binding won't want to include dbus.h in its
46 * public headers. However, a few constants and macros may be useful to include; those are
47 * found here and in dbus-protocol.h
48 *
49 * @{
50 */
51
52
53/**
54 * Well-known bus types. See dbus_bus_get().
55 */
56typedef enum
57{
58  DBUS_BUS_SESSION,    /**< The login session bus */
59  DBUS_BUS_SYSTEM,     /**< The systemwide bus */
60  DBUS_BUS_STARTER     /**< The bus that started us, if any */
61} DBusBusType;
62
63/**
64 * Results that a message handler can return.
65 */
66typedef enum
67{
68  DBUS_HANDLER_RESULT_HANDLED,         /**< Message has had its effect - no need to run more handlers. */
69  DBUS_HANDLER_RESULT_NOT_YET_HANDLED, /**< Message has not had any effect - see if other handlers want it. */
70  DBUS_HANDLER_RESULT_NEED_MEMORY      /**< Need more memory in order to return #DBUS_HANDLER_RESULT_HANDLED or #DBUS_HANDLER_RESULT_NOT_YET_HANDLED. Please try again later with more memory. */
71} DBusHandlerResult;
72
73/* Bus names */
74
75/** The bus name used to talk to the bus itself. */
76#define DBUS_SERVICE_DBUS      "org.freedesktop.DBus"
77
78/* Paths */
79/** The object path used to talk to the bus itself. */
80#define DBUS_PATH_DBUS  "/org/freedesktop/DBus"
81/** The object path used in local/in-process-generated messages. */
82#define DBUS_PATH_LOCAL "/org/freedesktop/DBus/Local"
83
84/* Interfaces, these #define don't do much other than
85 * catch typos at compile time
86 */
87/** The interface exported by the object with #DBUS_SERVICE_DBUS and #DBUS_PATH_DBUS */
88#define DBUS_INTERFACE_DBUS           "org.freedesktop.DBus"
89/** The interface supported by introspectable objects */
90#define DBUS_INTERFACE_INTROSPECTABLE "org.freedesktop.DBus.Introspectable"
91/** The interface supported by objects with properties */
92#define DBUS_INTERFACE_PROPERTIES     "org.freedesktop.DBus.Properties"
93/** The interface supported by most dbus peers */
94#define DBUS_INTERFACE_PEER           "org.freedesktop.DBus.Peer"
95
96/** This is a special interface whose methods can only be invoked
97 * by the local implementation (messages from remote apps aren't
98 * allowed to specify this interface).
99 */
100#define DBUS_INTERFACE_LOCAL "org.freedesktop.DBus.Local"
101
102/* Owner flags */
103#define DBUS_NAME_FLAG_ALLOW_REPLACEMENT 0x1 /**< Allow another service to become the primary owner if requested */
104#define DBUS_NAME_FLAG_REPLACE_EXISTING  0x2 /**< Request to replace the current primary owner */
105#define DBUS_NAME_FLAG_DO_NOT_QUEUE      0x4 /**< If we can not become the primary owner do not place us in the queue */
106
107/* Replies to request for a name */
108#define DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER  1 /**< Service has become the primary owner of the requested name */
109#define DBUS_REQUEST_NAME_REPLY_IN_QUEUE       2 /**< Service could not become the primary owner and has been placed in the queue */
110#define DBUS_REQUEST_NAME_REPLY_EXISTS         3 /**< Service is already in the queue */
111#define DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER  4 /**< Service is already the primary owner */
112
113/* Replies to releasing a name */
114#define DBUS_RELEASE_NAME_REPLY_RELEASED        1 /**< Service was released from the given name */
115#define DBUS_RELEASE_NAME_REPLY_NON_EXISTENT    2 /**< The given name does not exist on the bus */
116#define DBUS_RELEASE_NAME_REPLY_NOT_OWNER       3 /**< Service is not an owner of the given name */
117
118/* Replies to service starts */
119#define DBUS_START_REPLY_SUCCESS         1 /**< Service was auto started */
120#define DBUS_START_REPLY_ALREADY_RUNNING 2 /**< Service was already running */
121
122/** @} */
123
124#ifdef __cplusplus
125#if 0
126{ /* avoids confusing emacs indentation */
127#endif
128}
129#endif
130
131#endif /* DBUS_SHARED_H */
132