1/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2/* dbus-protocol.h D-Bus protocol constants
3 *
4 * Copyright (C) 2002, 2003 CodeFactory AB
5 * Copyright (C) 2004, 2005 Red Hat, Inc.
6 *
7 * Licensed under the Academic Free License version 2.1
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 *
23 */
24
25#ifndef DBUS_PROTOCOL_H
26#define DBUS_PROTOCOL_H
27
28/* Don't include anything in here from anywhere else. It's
29 * intended for use by any random library.
30 */
31
32#ifdef __cplusplus
33extern "C" {
34#if 0
35} /* avoids confusing emacs indentation */
36#endif
37#endif
38
39/* Normally docs are in .c files, but there isn't a .c file for this. */
40/**
41 * @defgroup DBusProtocol Protocol constants
42 * @ingroup DBus
43 *
44 * @brief Defines constants which are part of the D-Bus protocol
45 *
46 * This header is intended for use by any library, not only libdbus.
47 *
48 * @{
49 */
50
51
52/* Message byte order */
53#define DBUS_LITTLE_ENDIAN ('l') /**< Code marking LSB-first byte order in the wire protocol. */
54#define DBUS_BIG_ENDIAN ('B') /**< Code marking MSB-first byte order in the wire protocol. */
55
56/** Protocol version. */
57#define DBUS_MAJOR_PROTOCOL_VERSION 1
58
59/** Type code that is never equal to a legitimate type code */
60#define DBUS_TYPE_INVALID ((int) '\0')
61/** #DBUS_TYPE_INVALID as a string literal instead of a int literal */
62#define DBUS_TYPE_INVALID_AS_STRING "\0"
63
64/* Primitive types */
65/** Type code marking an 8-bit unsigned integer */
66#define DBUS_TYPE_BYTE ((int) 'y')
67/** #DBUS_TYPE_BYTE as a string literal instead of a int literal */
68#define DBUS_TYPE_BYTE_AS_STRING "y"
69/** Type code marking a boolean */
70#define DBUS_TYPE_BOOLEAN ((int) 'b')
71/** #DBUS_TYPE_BOOLEAN as a string literal instead of a int literal */
72#define DBUS_TYPE_BOOLEAN_AS_STRING "b"
73/** Type code marking a 16-bit signed integer */
74#define DBUS_TYPE_INT16 ((int) 'n')
75/** #DBUS_TYPE_INT16 as a string literal instead of a int literal */
76#define DBUS_TYPE_INT16_AS_STRING "n"
77/** Type code marking a 16-bit unsigned integer */
78#define DBUS_TYPE_UINT16 ((int) 'q')
79/** #DBUS_TYPE_UINT16 as a string literal instead of a int literal */
80#define DBUS_TYPE_UINT16_AS_STRING "q"
81/** Type code marking a 32-bit signed integer */
82#define DBUS_TYPE_INT32 ((int) 'i')
83/** #DBUS_TYPE_INT32 as a string literal instead of a int literal */
84#define DBUS_TYPE_INT32_AS_STRING "i"
85/** Type code marking a 32-bit unsigned integer */
86#define DBUS_TYPE_UINT32 ((int) 'u')
87/** #DBUS_TYPE_UINT32 as a string literal instead of a int literal */
88#define DBUS_TYPE_UINT32_AS_STRING "u"
89/** Type code marking a 64-bit signed integer */
90#define DBUS_TYPE_INT64 ((int) 'x')
91/** #DBUS_TYPE_INT64 as a string literal instead of a int literal */
92#define DBUS_TYPE_INT64_AS_STRING "x"
93/** Type code marking a 64-bit unsigned integer */
94#define DBUS_TYPE_UINT64 ((int) 't')
95/** #DBUS_TYPE_UINT64 as a string literal instead of a int literal */
96#define DBUS_TYPE_UINT64_AS_STRING "t"
97/** Type code marking an 8-byte double in IEEE 754 format */
98#define DBUS_TYPE_DOUBLE ((int) 'd')
99/** #DBUS_TYPE_DOUBLE as a string literal instead of a int literal */
100#define DBUS_TYPE_DOUBLE_AS_STRING "d"
101/** Type code marking a UTF-8 encoded, nul-terminated Unicode string */
102#define DBUS_TYPE_STRING ((int) 's')
103/** #DBUS_TYPE_STRING as a string literal instead of a int literal */
104#define DBUS_TYPE_STRING_AS_STRING "s"
105/** Type code marking a D-Bus object path */
106#define DBUS_TYPE_OBJECT_PATH ((int) 'o')
107/** #DBUS_TYPE_OBJECT_PATH as a string literal instead of a int literal */
108#define DBUS_TYPE_OBJECT_PATH_AS_STRING "o"
109/** Type code marking a D-Bus type signature */
110#define DBUS_TYPE_SIGNATURE ((int) 'g')
111/** #DBUS_TYPE_SIGNATURE as a string literal instead of a int literal */
112#define DBUS_TYPE_SIGNATURE_AS_STRING "g"
113/** Type code marking a unix file descriptor */
114#define DBUS_TYPE_UNIX_FD ((int) 'h')
115/** #DBUS_TYPE_UNIX_FD as a string literal instead of a int literal */
116#define DBUS_TYPE_UNIX_FD_AS_STRING "h"
117
118/* Compound types */
119/** Type code marking a D-Bus array type */
120#define DBUS_TYPE_ARRAY ((int) 'a')
121/** #DBUS_TYPE_ARRAY as a string literal instead of a int literal */
122#define DBUS_TYPE_ARRAY_AS_STRING "a"
123/** Type code marking a D-Bus variant type */
124#define DBUS_TYPE_VARIANT ((int) 'v')
125/** #DBUS_TYPE_VARIANT as a string literal instead of a int literal */
126#define DBUS_TYPE_VARIANT_AS_STRING "v"
127
128/** STRUCT and DICT_ENTRY are sort of special since their codes can't
129 * appear in a type string, instead
130 * DBUS_STRUCT_BEGIN_CHAR/DBUS_DICT_ENTRY_BEGIN_CHAR have to appear
131 */
132/** Type code used to represent a struct; however, this type code does not appear
133 * in type signatures, instead #DBUS_STRUCT_BEGIN_CHAR and #DBUS_STRUCT_END_CHAR will
134 * appear in a signature.
135 */
136#define DBUS_TYPE_STRUCT ((int) 'r')
137/** #DBUS_TYPE_STRUCT as a string literal instead of a int literal */
138#define DBUS_TYPE_STRUCT_AS_STRING "r"
139/** Type code used to represent a dict entry; however, this type code does not appear
140 * in type signatures, instead #DBUS_DICT_ENTRY_BEGIN_CHAR and #DBUS_DICT_ENTRY_END_CHAR will
141 * appear in a signature.
142 */
143#define DBUS_TYPE_DICT_ENTRY ((int) 'e')
144/** #DBUS_TYPE_DICT_ENTRY as a string literal instead of a int literal */
145#define DBUS_TYPE_DICT_ENTRY_AS_STRING "e"
146
147/** Does not include #DBUS_TYPE_INVALID, #DBUS_STRUCT_BEGIN_CHAR, #DBUS_STRUCT_END_CHAR,
148 * #DBUS_DICT_ENTRY_BEGIN_CHAR, or #DBUS_DICT_ENTRY_END_CHAR - i.e. it is the number of
149 * valid types, not the number of distinct characters that may appear in a type signature.
150 */
151#define DBUS_NUMBER_OF_TYPES (16)
152
153/* characters other than typecodes that appear in type signatures */
154
155/** Code marking the start of a struct type in a type signature */
156#define DBUS_STRUCT_BEGIN_CHAR ((int) '(')
157/** #DBUS_STRUCT_BEGIN_CHAR as a string literal instead of a int literal */
158#define DBUS_STRUCT_BEGIN_CHAR_AS_STRING "("
159/** Code marking the end of a struct type in a type signature */
160#define DBUS_STRUCT_END_CHAR ((int) ')')
161/** #DBUS_STRUCT_END_CHAR a string literal instead of a int literal */
162#define DBUS_STRUCT_END_CHAR_AS_STRING ")"
163/** Code marking the start of a dict entry type in a type signature */
164#define DBUS_DICT_ENTRY_BEGIN_CHAR ((int) '{')
165/** #DBUS_DICT_ENTRY_BEGIN_CHAR as a string literal instead of a int literal */
166#define DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING "{"
167/** Code marking the end of a dict entry type in a type signature */
168#define DBUS_DICT_ENTRY_END_CHAR ((int) '}')
169/** #DBUS_DICT_ENTRY_END_CHAR as a string literal instead of a int literal */
170#define DBUS_DICT_ENTRY_END_CHAR_AS_STRING "}"
171
172/** Max length in bytes of a bus name, interface, or member (not object
173 * path, paths are unlimited). This is limited because lots of stuff
174 * is O(n) in this number, plus it would be obnoxious to type in a
175 * paragraph-long method name so most likely something like that would
176 * be an exploit.
177 */
178#define DBUS_MAXIMUM_NAME_LENGTH 255
179
180/** This one is 255 so it fits in a byte */
181#define DBUS_MAXIMUM_SIGNATURE_LENGTH 255
182
183/** Max length of a match rule string; to keep people from hosing the
184 * daemon with some huge rule
185 */
186#define DBUS_MAXIMUM_MATCH_RULE_LENGTH 1024
187
188/** Max arg number you can match on in a match rule, e.g.
189 * arg0='hello' is OK, arg3489720987='hello' is not
190 */
191#define DBUS_MAXIMUM_MATCH_RULE_ARG_NUMBER 63
192
193/** Max length of a marshaled array in bytes (64M, 2^26) We use signed
194 * int for lengths so must be INT_MAX or less. We need something a
195 * bit smaller than INT_MAX because the array is inside a message with
196 * header info, etc. so an INT_MAX array wouldn't allow the message
197 * overhead. The 64M number is an attempt at a larger number than
198 * we'd reasonably ever use, but small enough that your bus would chew
199 * through it fairly quickly without locking up forever. If you have
200 * data that's likely to be larger than this, you should probably be
201 * sending it in multiple incremental messages anyhow.
202 */
203#define DBUS_MAXIMUM_ARRAY_LENGTH (67108864)
204/** Number of bits you need in an unsigned to store the max array size */
205#define DBUS_MAXIMUM_ARRAY_LENGTH_BITS 26
206
207/** The maximum total message size including header and body; similar
208 * rationale to max array size.
209 */
210#define DBUS_MAXIMUM_MESSAGE_LENGTH (DBUS_MAXIMUM_ARRAY_LENGTH * 2)
211/** Number of bits you need in an unsigned to store the max message size */
212#define DBUS_MAXIMUM_MESSAGE_LENGTH_BITS 27
213
214/** The maximum total number of unix fds in a message. Similar
215 * rationale as DBUS_MAXIMUM_MESSAGE_LENGTH. However we divide by four
216 * given that one fd is an int and hence at least 32 bits.
217 */
218#define DBUS_MAXIMUM_MESSAGE_UNIX_FDS (DBUS_MAXIMUM_MESSAGE_LENGTH/4)
219/** Number of bits you need in an unsigned to store the max message unix fds */
220#define DBUS_MAXIMUM_MESSAGE_UNIX_FDS_BITS (DBUS_MAXIMUM_MESSAGE_LENGTH_BITS-2)
221
222/** Depth of recursion in the type tree. This is automatically limited
223 * to DBUS_MAXIMUM_SIGNATURE_LENGTH since you could only have an array
224 * of array of array of ... that fit in the max signature. But that's
225 * probably a bit too large.
226 */
227#define DBUS_MAXIMUM_TYPE_RECURSION_DEPTH 32
228
229/* Types of message */
230
231/** This value is never a valid message type, see dbus_message_get_type() */
232#define DBUS_MESSAGE_TYPE_INVALID 0
233/** Message type of a method call message, see dbus_message_get_type() */
234#define DBUS_MESSAGE_TYPE_METHOD_CALL 1
235/** Message type of a method return message, see dbus_message_get_type() */
236#define DBUS_MESSAGE_TYPE_METHOD_RETURN 2
237/** Message type of an error reply message, see dbus_message_get_type() */
238#define DBUS_MESSAGE_TYPE_ERROR 3
239/** Message type of a signal message, see dbus_message_get_type() */
240#define DBUS_MESSAGE_TYPE_SIGNAL 4
241
242#define DBUS_NUM_MESSAGE_TYPES 5
243
244/* Header flags */
245
246/** If set, this flag means that the sender of a message does not care about getting
247 * a reply, so the recipient need not send one. See dbus_message_set_no_reply().
248 */
249#define DBUS_HEADER_FLAG_NO_REPLY_EXPECTED 0x1
250/**
251 * If set, this flag means that even if the message bus knows how to start an owner for
252 * the destination bus name (see dbus_message_set_destination()), it should not
253 * do so. If this flag is not set, the bus may launch a program to process the
254 * message.
255 */
256#define DBUS_HEADER_FLAG_NO_AUTO_START 0x2
257/**
258 * If set on a method call, this flag means that the caller is prepared to
259 * wait for interactive authorization.
260 */
261#define DBUS_HEADER_FLAG_ALLOW_INTERACTIVE_AUTHORIZATION 0x4
262
263/* Header fields */
264
265/** Not equal to any valid header field code */
266#define DBUS_HEADER_FIELD_INVALID 0
267/** Header field code for the path - the path is the object emitting a signal or the object receiving a method call.
268 * See dbus_message_set_path().
269 */
270#define DBUS_HEADER_FIELD_PATH 1
271/** Header field code for the interface containing a member (method or signal).
272 * See dbus_message_set_interface().
273 */
274#define DBUS_HEADER_FIELD_INTERFACE 2
275/** Header field code for a member (method or signal). See dbus_message_set_member(). */
276#define DBUS_HEADER_FIELD_MEMBER 3
277/** Header field code for an error name (found in #DBUS_MESSAGE_TYPE_ERROR messages).
278 * See dbus_message_set_error_name().
279 */
280#define DBUS_HEADER_FIELD_ERROR_NAME 4
281/** Header field code for a reply serial, used to match a #DBUS_MESSAGE_TYPE_METHOD_RETURN message with the
282 * message that it's a reply to. See dbus_message_set_reply_serial().
283 */
284#define DBUS_HEADER_FIELD_REPLY_SERIAL 5
285/**
286 * Header field code for the destination bus name of a message. See dbus_message_set_destination().
287 */
288#define DBUS_HEADER_FIELD_DESTINATION 6
289/**
290 * Header field code for the sender of a message; usually initialized by the message bus.
291 * See dbus_message_set_sender().
292 */
293#define DBUS_HEADER_FIELD_SENDER 7
294/**
295 * Header field code for the type signature of a message.
296 */
297#define DBUS_HEADER_FIELD_SIGNATURE 8
298/**
299 * Header field code for the number of unix file descriptors associated
300 * with this message.
301 */
302#define DBUS_HEADER_FIELD_UNIX_FDS 9
303
304
305/**
306 * Value of the highest-numbered header field code, can be used to determine
307 * the size of an array indexed by header field code. Remember though
308 * that unknown codes must be ignored, so check for that before
309 * indexing the array.
310 */
311#define DBUS_HEADER_FIELD_LAST DBUS_HEADER_FIELD_UNIX_FDS
312
313/** Header format is defined as a signature:
314 * byte byte order
315 * byte message type ID
316 * byte flags
317 * byte protocol version
318 * uint32 body length
319 * uint32 serial
320 * array of struct (byte,variant) (field name, value)
321 *
322 * The length of the header can be computed as the
323 * fixed size of the initial data, plus the length of
324 * the array at the end, plus padding to an 8-boundary.
325 */
326#define DBUS_HEADER_SIGNATURE \
327 DBUS_TYPE_BYTE_AS_STRING \
328 DBUS_TYPE_BYTE_AS_STRING \
329 DBUS_TYPE_BYTE_AS_STRING \
330 DBUS_TYPE_BYTE_AS_STRING \
331 DBUS_TYPE_UINT32_AS_STRING \
332 DBUS_TYPE_UINT32_AS_STRING \
333 DBUS_TYPE_ARRAY_AS_STRING \
334 DBUS_STRUCT_BEGIN_CHAR_AS_STRING \
335 DBUS_TYPE_BYTE_AS_STRING \
336 DBUS_TYPE_VARIANT_AS_STRING \
337 DBUS_STRUCT_END_CHAR_AS_STRING
338
339
340/**
341 * The smallest header size that can occur. (It won't be valid due to
342 * missing required header fields.) This is 4 bytes, two uint32, an
343 * array length. This isn't any kind of resource limit, just the
344 * necessary/logical outcome of the header signature.
345 */
346#define DBUS_MINIMUM_HEADER_SIZE 16
347
348/* Errors */
349/* WARNING these get autoconverted to an enum in dbus-glib.h. Thus,
350 * if you change the order it breaks the ABI. Keep them in order.
351 * Also, don't change the formatting since that will break the sed
352 * script.
353 */
354/** A generic error; "something went wrong" - see the error message for more. */
355#define DBUS_ERROR_FAILED "org.freedesktop.DBus.Error.Failed"
356/** There was not enough memory to complete an operation. */
357#define DBUS_ERROR_NO_MEMORY "org.freedesktop.DBus.Error.NoMemory"
358/** The bus doesn't know how to launch a service to supply the bus name you wanted. */
359#define DBUS_ERROR_SERVICE_UNKNOWN "org.freedesktop.DBus.Error.ServiceUnknown"
360/** The bus name you referenced doesn't exist (i.e. no application owns it). */
361#define DBUS_ERROR_NAME_HAS_NO_OWNER "org.freedesktop.DBus.Error.NameHasNoOwner"
362/** No reply to a message expecting one, usually means a timeout occurred. */
363#define DBUS_ERROR_NO_REPLY "org.freedesktop.DBus.Error.NoReply"
364/** Something went wrong reading or writing to a socket, for example. */
365#define DBUS_ERROR_IO_ERROR "org.freedesktop.DBus.Error.IOError"
366/** A D-Bus bus address was malformed. */
367#define DBUS_ERROR_BAD_ADDRESS "org.freedesktop.DBus.Error.BadAddress"
368/** Requested operation isn't supported (like ENOSYS on UNIX). */
369#define DBUS_ERROR_NOT_SUPPORTED "org.freedesktop.DBus.Error.NotSupported"
370/** Some limited resource is exhausted. */
371#define DBUS_ERROR_LIMITS_EXCEEDED "org.freedesktop.DBus.Error.LimitsExceeded"
372/** Security restrictions don't allow doing what you're trying to do. */
373#define DBUS_ERROR_ACCESS_DENIED "org.freedesktop.DBus.Error.AccessDenied"
374/** Authentication didn't work. */
375#define DBUS_ERROR_AUTH_FAILED "org.freedesktop.DBus.Error.AuthFailed"
376/** Unable to connect to server (probably caused by ECONNREFUSED on a socket). */
377#define DBUS_ERROR_NO_SERVER "org.freedesktop.DBus.Error.NoServer"
378/** Certain timeout errors, possibly ETIMEDOUT on a socket.
379 * Note that #DBUS_ERROR_NO_REPLY is used for message reply timeouts.
380 * @warning this is confusingly-named given that #DBUS_ERROR_TIMED_OUT also exists. We can't fix
381 * it for compatibility reasons so just be careful.
382 */
383#define DBUS_ERROR_TIMEOUT "org.freedesktop.DBus.Error.Timeout"
384/** No network access (probably ENETUNREACH on a socket). */
385#define DBUS_ERROR_NO_NETWORK "org.freedesktop.DBus.Error.NoNetwork"
386/** Can't bind a socket since its address is in use (i.e. EADDRINUSE). */
387#define DBUS_ERROR_ADDRESS_IN_USE "org.freedesktop.DBus.Error.AddressInUse"
388/** The connection is disconnected and you're trying to use it. */
389#define DBUS_ERROR_DISCONNECTED "org.freedesktop.DBus.Error.Disconnected"
390/** Invalid arguments passed to a method call. */
391#define DBUS_ERROR_INVALID_ARGS "org.freedesktop.DBus.Error.InvalidArgs"
392/** Missing file. */
393#define DBUS_ERROR_FILE_NOT_FOUND "org.freedesktop.DBus.Error.FileNotFound"
394/** Existing file and the operation you're using does not silently overwrite. */
395#define DBUS_ERROR_FILE_EXISTS "org.freedesktop.DBus.Error.FileExists"
396/** Method name you invoked isn't known by the object you invoked it on. */
397#define DBUS_ERROR_UNKNOWN_METHOD "org.freedesktop.DBus.Error.UnknownMethod"
398/** Object you invoked a method on isn't known. */
399#define DBUS_ERROR_UNKNOWN_OBJECT "org.freedesktop.DBus.Error.UnknownObject"
400/** Interface you invoked a method on isn't known by the object. */
401#define DBUS_ERROR_UNKNOWN_INTERFACE "org.freedesktop.DBus.Error.UnknownInterface"
402/** Property you tried to access isn't known by the object. */
403#define DBUS_ERROR_UNKNOWN_PROPERTY "org.freedesktop.DBus.Error.UnknownProperty"
404/** Property you tried to set is read-only. */
405#define DBUS_ERROR_PROPERTY_READ_ONLY "org.freedesktop.DBus.Error.PropertyReadOnly"
406/** Certain timeout errors, e.g. while starting a service.
407 * @warning this is confusingly-named given that #DBUS_ERROR_TIMEOUT also exists. We can't fix
408 * it for compatibility reasons so just be careful.
409 */
410#define DBUS_ERROR_TIMED_OUT "org.freedesktop.DBus.Error.TimedOut"
411/** Tried to remove or modify a match rule that didn't exist. */
412#define DBUS_ERROR_MATCH_RULE_NOT_FOUND "org.freedesktop.DBus.Error.MatchRuleNotFound"
413/** The match rule isn't syntactically valid. */
414#define DBUS_ERROR_MATCH_RULE_INVALID "org.freedesktop.DBus.Error.MatchRuleInvalid"
415/** While starting a new process, the exec() call failed. */
416#define DBUS_ERROR_SPAWN_EXEC_FAILED "org.freedesktop.DBus.Error.Spawn.ExecFailed"
417/** While starting a new process, the fork() call failed. */
418#define DBUS_ERROR_SPAWN_FORK_FAILED "org.freedesktop.DBus.Error.Spawn.ForkFailed"
419/** While starting a new process, the child exited with a status code. */
420#define DBUS_ERROR_SPAWN_CHILD_EXITED "org.freedesktop.DBus.Error.Spawn.ChildExited"
421/** While starting a new process, the child exited on a signal. */
422#define DBUS_ERROR_SPAWN_CHILD_SIGNALED "org.freedesktop.DBus.Error.Spawn.ChildSignaled"
423/** While starting a new process, something went wrong. */
424#define DBUS_ERROR_SPAWN_FAILED "org.freedesktop.DBus.Error.Spawn.Failed"
425/** We failed to setup the environment correctly. */
426#define DBUS_ERROR_SPAWN_SETUP_FAILED "org.freedesktop.DBus.Error.Spawn.FailedToSetup"
427/** We failed to setup the config parser correctly. */
428#define DBUS_ERROR_SPAWN_CONFIG_INVALID "org.freedesktop.DBus.Error.Spawn.ConfigInvalid"
429/** Bus name was not valid. */
430#define DBUS_ERROR_SPAWN_SERVICE_INVALID "org.freedesktop.DBus.Error.Spawn.ServiceNotValid"
431/** Service file not found in system-services directory. */
432#define DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND "org.freedesktop.DBus.Error.Spawn.ServiceNotFound"
433/** Permissions are incorrect on the setuid helper. */
434#define DBUS_ERROR_SPAWN_PERMISSIONS_INVALID "org.freedesktop.DBus.Error.Spawn.PermissionsInvalid"
435/** Service file invalid (Name, User or Exec missing). */
436#define DBUS_ERROR_SPAWN_FILE_INVALID "org.freedesktop.DBus.Error.Spawn.FileInvalid"
437/** Tried to get a UNIX process ID and it wasn't available. */
438#define DBUS_ERROR_SPAWN_NO_MEMORY "org.freedesktop.DBus.Error.Spawn.NoMemory"
439/** Tried to get a UNIX process ID and it wasn't available. */
440#define DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN "org.freedesktop.DBus.Error.UnixProcessIdUnknown"
441/** A type signature is not valid. */
442#define DBUS_ERROR_INVALID_SIGNATURE "org.freedesktop.DBus.Error.InvalidSignature"
443/** A file contains invalid syntax or is otherwise broken. */
444#define DBUS_ERROR_INVALID_FILE_CONTENT "org.freedesktop.DBus.Error.InvalidFileContent"
445/** Asked for SELinux security context and it wasn't available. */
446#define DBUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN "org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown"
447/** Asked for ADT audit data and it wasn't available. */
448#define DBUS_ERROR_ADT_AUDIT_DATA_UNKNOWN "org.freedesktop.DBus.Error.AdtAuditDataUnknown"
449/** There's already an object with the requested object path. */
450#define DBUS_ERROR_OBJECT_PATH_IN_USE "org.freedesktop.DBus.Error.ObjectPathInUse"
451/** The message meta data does not match the payload. e.g. expected
452 number of file descriptors were not sent over the socket this message was received on. */
453#define DBUS_ERROR_INCONSISTENT_MESSAGE "org.freedesktop.DBus.Error.InconsistentMessage"
454/** The message is not allowed without performing interactive authorization,
455 * but could have succeeded if an interactive authorization step was
456 * allowed. */
457#define DBUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED "org.freedesktop.DBus.Error.InteractiveAuthorizationRequired"
458
459/* XML introspection format */
460
461/** XML namespace of the introspection format version 1.0 */
462#define DBUS_INTROSPECT_1_0_XML_NAMESPACE "http://www.freedesktop.org/standards/dbus"
463/** XML public identifier of the introspection format version 1.0 */
464#define DBUS_INTROSPECT_1_0_XML_PUBLIC_IDENTIFIER "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
465/** XML system identifier of the introspection format version 1.0 */
466#define DBUS_INTROSPECT_1_0_XML_SYSTEM_IDENTIFIER "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd"
467/** XML document type declaration of the introspection format version 1.0 */
468#define DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE "<!DOCTYPE node PUBLIC \"" DBUS_INTROSPECT_1_0_XML_PUBLIC_IDENTIFIER "\"\n\"" DBUS_INTROSPECT_1_0_XML_SYSTEM_IDENTIFIER "\">\n"
469
470/** @} */
471
472#ifdef __cplusplus
473#if 0
474{ /* avoids confusing emacs indentation */
475#endif
476}
477#endif
478
479#endif /* DBUS_PROTOCOL_H */
480