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      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
     33 extern "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 /* Header fields */
    259 
    260 /** Not equal to any valid header field code */
    261 #define DBUS_HEADER_FIELD_INVALID        0
    262 /** Header field code for the path - the path is the object emitting a signal or the object receiving a method call.
    263  * See dbus_message_set_path().
    264  */
    265 #define DBUS_HEADER_FIELD_PATH           1
    266 /** Header field code for the interface containing a member (method or signal).
    267  * See dbus_message_set_interface().
    268  */
    269 #define DBUS_HEADER_FIELD_INTERFACE      2
    270 /** Header field code for a member (method or signal). See dbus_message_set_member(). */
    271 #define DBUS_HEADER_FIELD_MEMBER         3
    272 /** Header field code for an error name (found in #DBUS_MESSAGE_TYPE_ERROR messages).
    273  * See dbus_message_set_error_name().
    274  */
    275 #define DBUS_HEADER_FIELD_ERROR_NAME     4
    276 /** Header field code for a reply serial, used to match a #DBUS_MESSAGE_TYPE_METHOD_RETURN message with the
    277  * message that it's a reply to. See dbus_message_set_reply_serial().
    278  */
    279 #define DBUS_HEADER_FIELD_REPLY_SERIAL   5
    280 /**
    281  * Header field code for the destination bus name of a message. See dbus_message_set_destination().
    282  */
    283 #define DBUS_HEADER_FIELD_DESTINATION    6
    284 /**
    285  * Header field code for the sender of a message; usually initialized by the message bus.
    286  * See dbus_message_set_sender().
    287  */
    288 #define DBUS_HEADER_FIELD_SENDER         7
    289 /**
    290  * Header field code for the type signature of a message.
    291  */
    292 #define DBUS_HEADER_FIELD_SIGNATURE      8
    293 /**
    294  * Header field code for the number of unix file descriptors associated
    295  * with this message.
    296  */
    297 #define DBUS_HEADER_FIELD_UNIX_FDS       9
    298 
    299 
    300 /**
    301  * Value of the highest-numbered header field code, can be used to determine
    302  * the size of an array indexed by header field code. Remember though
    303  * that unknown codes must be ignored, so check for that before
    304  * indexing the array.
    305  */
    306 #define DBUS_HEADER_FIELD_LAST DBUS_HEADER_FIELD_UNIX_FDS
    307 
    308 /** Header format is defined as a signature:
    309  *   byte                            byte order
    310  *   byte                            message type ID
    311  *   byte                            flags
    312  *   byte                            protocol version
    313  *   uint32                          body length
    314  *   uint32                          serial
    315  *   array of struct (byte,variant)  (field name, value)
    316  *
    317  * The length of the header can be computed as the
    318  * fixed size of the initial data, plus the length of
    319  * the array at the end, plus padding to an 8-boundary.
    320  */
    321 #define DBUS_HEADER_SIGNATURE                   \
    322      DBUS_TYPE_BYTE_AS_STRING                   \
    323      DBUS_TYPE_BYTE_AS_STRING                   \
    324      DBUS_TYPE_BYTE_AS_STRING                   \
    325      DBUS_TYPE_BYTE_AS_STRING                   \
    326      DBUS_TYPE_UINT32_AS_STRING                 \
    327      DBUS_TYPE_UINT32_AS_STRING                 \
    328      DBUS_TYPE_ARRAY_AS_STRING                  \
    329      DBUS_STRUCT_BEGIN_CHAR_AS_STRING           \
    330      DBUS_TYPE_BYTE_AS_STRING                   \
    331      DBUS_TYPE_VARIANT_AS_STRING                \
    332      DBUS_STRUCT_END_CHAR_AS_STRING
    333 
    334 
    335 /**
    336  * The smallest header size that can occur.  (It won't be valid due to
    337  * missing required header fields.) This is 4 bytes, two uint32, an
    338  * array length. This isn't any kind of resource limit, just the
    339  * necessary/logical outcome of the header signature.
    340  */
    341 #define DBUS_MINIMUM_HEADER_SIZE 16
    342 
    343 /* Errors */
    344 /* WARNING these get autoconverted to an enum in dbus-glib.h. Thus,
    345  * if you change the order it breaks the ABI. Keep them in order.
    346  * Also, don't change the formatting since that will break the sed
    347  * script.
    348  */
    349 /** A generic error; "something went wrong" - see the error message for more. */
    350 #define DBUS_ERROR_FAILED                     "org.freedesktop.DBus.Error.Failed"
    351 /** There was not enough memory to complete an operation. */
    352 #define DBUS_ERROR_NO_MEMORY                  "org.freedesktop.DBus.Error.NoMemory"
    353 /** The bus doesn't know how to launch a service to supply the bus name you wanted. */
    354 #define DBUS_ERROR_SERVICE_UNKNOWN            "org.freedesktop.DBus.Error.ServiceUnknown"
    355 /** The bus name you referenced doesn't exist (i.e. no application owns it). */
    356 #define DBUS_ERROR_NAME_HAS_NO_OWNER          "org.freedesktop.DBus.Error.NameHasNoOwner"
    357 /** No reply to a message expecting one, usually means a timeout occurred. */
    358 #define DBUS_ERROR_NO_REPLY                   "org.freedesktop.DBus.Error.NoReply"
    359 /** Something went wrong reading or writing to a socket, for example. */
    360 #define DBUS_ERROR_IO_ERROR                   "org.freedesktop.DBus.Error.IOError"
    361 /** A D-Bus bus address was malformed. */
    362 #define DBUS_ERROR_BAD_ADDRESS                "org.freedesktop.DBus.Error.BadAddress"
    363 /** Requested operation isn't supported (like ENOSYS on UNIX). */
    364 #define DBUS_ERROR_NOT_SUPPORTED              "org.freedesktop.DBus.Error.NotSupported"
    365 /** Some limited resource is exhausted. */
    366 #define DBUS_ERROR_LIMITS_EXCEEDED            "org.freedesktop.DBus.Error.LimitsExceeded"
    367 /** Security restrictions don't allow doing what you're trying to do. */
    368 #define DBUS_ERROR_ACCESS_DENIED              "org.freedesktop.DBus.Error.AccessDenied"
    369 /** Authentication didn't work. */
    370 #define DBUS_ERROR_AUTH_FAILED                "org.freedesktop.DBus.Error.AuthFailed"
    371 /** Unable to connect to server (probably caused by ECONNREFUSED on a socket). */
    372 #define DBUS_ERROR_NO_SERVER                  "org.freedesktop.DBus.Error.NoServer"
    373 /** Certain timeout errors, possibly ETIMEDOUT on a socket.
    374  * Note that #DBUS_ERROR_NO_REPLY is used for message reply timeouts.
    375  * @warning this is confusingly-named given that #DBUS_ERROR_TIMED_OUT also exists. We can't fix
    376  * it for compatibility reasons so just be careful.
    377  */
    378 #define DBUS_ERROR_TIMEOUT                    "org.freedesktop.DBus.Error.Timeout"
    379 /** No network access (probably ENETUNREACH on a socket). */
    380 #define DBUS_ERROR_NO_NETWORK                 "org.freedesktop.DBus.Error.NoNetwork"
    381 /** Can't bind a socket since its address is in use (i.e. EADDRINUSE). */
    382 #define DBUS_ERROR_ADDRESS_IN_USE             "org.freedesktop.DBus.Error.AddressInUse"
    383 /** The connection is disconnected and you're trying to use it. */
    384 #define DBUS_ERROR_DISCONNECTED               "org.freedesktop.DBus.Error.Disconnected"
    385 /** Invalid arguments passed to a method call. */
    386 #define DBUS_ERROR_INVALID_ARGS               "org.freedesktop.DBus.Error.InvalidArgs"
    387 /** Missing file. */
    388 #define DBUS_ERROR_FILE_NOT_FOUND             "org.freedesktop.DBus.Error.FileNotFound"
    389 /** Existing file and the operation you're using does not silently overwrite. */
    390 #define DBUS_ERROR_FILE_EXISTS                "org.freedesktop.DBus.Error.FileExists"
    391 /** Method name you invoked isn't known by the object you invoked it on. */
    392 #define DBUS_ERROR_UNKNOWN_METHOD             "org.freedesktop.DBus.Error.UnknownMethod"
    393 /** Object you invoked a method on isn't known. */
    394 #define DBUS_ERROR_UNKNOWN_OBJECT             "org.freedesktop.DBus.Error.UnknownObject"
    395 /** Interface you invoked a method on isn't known by the object. */
    396 #define DBUS_ERROR_UNKNOWN_INTERFACE          "org.freedesktop.DBus.Error.UnknownInterface"
    397 /** Property you tried to access isn't known by the object. */
    398 #define DBUS_ERROR_UNKNOWN_PROPERTY           "org.freedesktop.DBus.Error.UnknownProperty"
    399 /** Property you tried to set is read-only. */
    400 #define DBUS_ERROR_PROPERTY_READ_ONLY         "org.freedesktop.DBus.Error.PropertyReadOnly"
    401 /** Certain timeout errors, e.g. while starting a service.
    402  * @warning this is confusingly-named given that #DBUS_ERROR_TIMEOUT also exists. We can't fix
    403  * it for compatibility reasons so just be careful.
    404  */
    405 #define DBUS_ERROR_TIMED_OUT                  "org.freedesktop.DBus.Error.TimedOut"
    406 /** Tried to remove or modify a match rule that didn't exist. */
    407 #define DBUS_ERROR_MATCH_RULE_NOT_FOUND       "org.freedesktop.DBus.Error.MatchRuleNotFound"
    408 /** The match rule isn't syntactically valid. */
    409 #define DBUS_ERROR_MATCH_RULE_INVALID         "org.freedesktop.DBus.Error.MatchRuleInvalid"
    410 /** While starting a new process, the exec() call failed. */
    411 #define DBUS_ERROR_SPAWN_EXEC_FAILED          "org.freedesktop.DBus.Error.Spawn.ExecFailed"
    412 /** While starting a new process, the fork() call failed. */
    413 #define DBUS_ERROR_SPAWN_FORK_FAILED          "org.freedesktop.DBus.Error.Spawn.ForkFailed"
    414 /** While starting a new process, the child exited with a status code. */
    415 #define DBUS_ERROR_SPAWN_CHILD_EXITED         "org.freedesktop.DBus.Error.Spawn.ChildExited"
    416 /** While starting a new process, the child exited on a signal. */
    417 #define DBUS_ERROR_SPAWN_CHILD_SIGNALED       "org.freedesktop.DBus.Error.Spawn.ChildSignaled"
    418 /** While starting a new process, something went wrong. */
    419 #define DBUS_ERROR_SPAWN_FAILED               "org.freedesktop.DBus.Error.Spawn.Failed"
    420 /** We failed to setup the environment correctly. */
    421 #define DBUS_ERROR_SPAWN_SETUP_FAILED         "org.freedesktop.DBus.Error.Spawn.FailedToSetup"
    422 /** We failed to setup the config parser correctly. */
    423 #define DBUS_ERROR_SPAWN_CONFIG_INVALID       "org.freedesktop.DBus.Error.Spawn.ConfigInvalid"
    424 /** Bus name was not valid. */
    425 #define DBUS_ERROR_SPAWN_SERVICE_INVALID      "org.freedesktop.DBus.Error.Spawn.ServiceNotValid"
    426 /** Service file not found in system-services directory. */
    427 #define DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND    "org.freedesktop.DBus.Error.Spawn.ServiceNotFound"
    428 /** Permissions are incorrect on the setuid helper. */
    429 #define DBUS_ERROR_SPAWN_PERMISSIONS_INVALID  "org.freedesktop.DBus.Error.Spawn.PermissionsInvalid"
    430 /** Service file invalid (Name, User or Exec missing). */
    431 #define DBUS_ERROR_SPAWN_FILE_INVALID         "org.freedesktop.DBus.Error.Spawn.FileInvalid"
    432 /** Tried to get a UNIX process ID and it wasn't available. */
    433 #define DBUS_ERROR_SPAWN_NO_MEMORY            "org.freedesktop.DBus.Error.Spawn.NoMemory"
    434 /** Tried to get a UNIX process ID and it wasn't available. */
    435 #define DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN    "org.freedesktop.DBus.Error.UnixProcessIdUnknown"
    436 /** A type signature is not valid. */
    437 #define DBUS_ERROR_INVALID_SIGNATURE          "org.freedesktop.DBus.Error.InvalidSignature"
    438 /** A file contains invalid syntax or is otherwise broken. */
    439 #define DBUS_ERROR_INVALID_FILE_CONTENT       "org.freedesktop.DBus.Error.InvalidFileContent"
    440 /** Asked for SELinux security context and it wasn't available. */
    441 #define DBUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN    "org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown"
    442 /** Asked for ADT audit data and it wasn't available. */
    443 #define DBUS_ERROR_ADT_AUDIT_DATA_UNKNOWN     "org.freedesktop.DBus.Error.AdtAuditDataUnknown"
    444 /** There's already an object with the requested object path. */
    445 #define DBUS_ERROR_OBJECT_PATH_IN_USE         "org.freedesktop.DBus.Error.ObjectPathInUse"
    446 /** The message meta data does not match the payload. e.g. expected
    447     number of file descriptors were not sent over the socket this message was received on. */
    448 #define DBUS_ERROR_INCONSISTENT_MESSAGE       "org.freedesktop.DBus.Error.InconsistentMessage"
    449 
    450 /* XML introspection format */
    451 
    452 /** XML namespace of the introspection format version 1.0 */
    453 #define DBUS_INTROSPECT_1_0_XML_NAMESPACE         "http://www.freedesktop.org/standards/dbus"
    454 /** XML public identifier of the introspection format version 1.0 */
    455 #define DBUS_INTROSPECT_1_0_XML_PUBLIC_IDENTIFIER "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
    456 /** XML system identifier of the introspection format version 1.0 */
    457 #define DBUS_INTROSPECT_1_0_XML_SYSTEM_IDENTIFIER "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd"
    458 /** XML document type declaration of the introspection format version 1.0 */
    459 #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"
    460 
    461 /** @} */
    462 
    463 #ifdef __cplusplus
    464 #if 0
    465 { /* avoids confusing emacs indentation */
    466 #endif
    467 }
    468 #endif
    469 
    470 #endif /* DBUS_PROTOCOL_H */
    471