text: /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
  /* dbus-protocol.h  D-Bus protocol constants
   *
   * Copyright (C) 2002, 2003  CodeFactory AB
   * Copyright (C) 2004, 2005 Red Hat, Inc.
   *
   * Licensed under the Academic Free License version 2.1
   *
   * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
   *
   */
  
  #ifndef DBUS_PROTOCOL_H
  #define DBUS_PROTOCOL_H
  
  /* Don't include anything in here from anywhere else. It's
   * intended for use by any random library.
   */
  
  #ifdef  __cplusplus
  extern "C" {
  #if 0
  } /* avoids confusing emacs indentation */
  #endif
  #endif
  
  /* Normally docs are in .c files, but there isn't a .c file for this. */
  /**
   * @defgroup DBusProtocol Protocol constants
   * @ingroup  DBus
   *
   * @brief Defines constants which are part of the D-Bus protocol
   *
   * This header is intended for use by any library, not only libdbus.
   *
   * @{
   */
  
  
  /* Message byte order */
  #define DBUS_LITTLE_ENDIAN ('l')  /**< Code marking LSB-first byte order in the wire protocol. */
  #define DBUS_BIG_ENDIAN    ('B')  /**< Code marking MSB-first byte order in the wire protocol. */
  
  /** Protocol version. */
  #define DBUS_MAJOR_PROTOCOL_VERSION 1
  
  /** Type code that is never equal to a legitimate type code */
  #define DBUS_TYPE_INVALID       ((int) '\0')
  /** #DBUS_TYPE_INVALID as a string literal instead of a int literal */
  #define DBUS_TYPE_INVALID_AS_STRING        "\0"
  
  /* Primitive types */
  /** Type code marking an 8-bit unsigned integer */
  #define DBUS_TYPE_BYTE          ((int) 'y')
  /** #DBUS_TYPE_BYTE as a string literal instead of a int literal */
  #define DBUS_TYPE_BYTE_AS_STRING           "y"
  /** Type code marking a boolean */
  #define DBUS_TYPE_BOOLEAN       ((int) 'b')
  /** #DBUS_TYPE_BOOLEAN as a string literal instead of a int literal */
  #define DBUS_TYPE_BOOLEAN_AS_STRING        "b"
  /** Type code marking a 16-bit signed integer */
  #define DBUS_TYPE_INT16         ((int) 'n')
  /** #DBUS_TYPE_INT16 as a string literal instead of a int literal */
  #define DBUS_TYPE_INT16_AS_STRING          "n"
  /** Type code marking a 16-bit unsigned integer */
  #define DBUS_TYPE_UINT16        ((int) 'q')
  /** #DBUS_TYPE_UINT16 as a string literal instead of a int literal */
  #define DBUS_TYPE_UINT16_AS_STRING         "q"
  /** Type code marking a 32-bit signed integer */
  #define DBUS_TYPE_INT32         ((int) 'i')
  /** #DBUS_TYPE_INT32 as a string literal instead of a int literal */
  #define DBUS_TYPE_INT32_AS_STRING          "i"
  /** Type code marking a 32-bit unsigned integer */
  #define DBUS_TYPE_UINT32        ((int) 'u')
  /** #DBUS_TYPE_UINT32 as a string literal instead of a int literal */
  #define DBUS_TYPE_UINT32_AS_STRING         "u"
  /** Type code marking a 64-bit signed integer */
  #define DBUS_TYPE_INT64         ((int) 'x')
  /** #DBUS_TYPE_INT64 as a string literal instead of a int literal */
  #define DBUS_TYPE_INT64_AS_STRING          "x"
  /** Type code marking a 64-bit unsigned integer */
  #define DBUS_TYPE_UINT64        ((int) 't')
  /** #DBUS_TYPE_UINT64 as a string literal instead of a int literal */
  #define DBUS_TYPE_UINT64_AS_STRING         "t"
  /** Type code marking an 8-byte double in IEEE 754 format */
  #define DBUS_TYPE_DOUBLE        ((int) 'd')
  /** #DBUS_TYPE_DOUBLE as a string literal instead of a int literal */
  #define DBUS_TYPE_DOUBLE_AS_STRING         "d"
  /** Type code marking a UTF-8 encoded, nul-terminated Unicode string */
  #define DBUS_TYPE_STRING        ((int) 's')
  /** #DBUS_TYPE_STRING as a string literal instead of a int literal */
  #define DBUS_TYPE_STRING_AS_STRING         "s"
  /** Type code marking a D-Bus object path */
  #define DBUS_TYPE_OBJECT_PATH   ((int) 'o')
  /** #DBUS_TYPE_OBJECT_PATH as a string literal instead of a int literal */
  #define DBUS_TYPE_OBJECT_PATH_AS_STRING    "o"
  /** Type code marking a D-Bus type signature */
  #define DBUS_TYPE_SIGNATURE     ((int) 'g')
  /** #DBUS_TYPE_SIGNATURE as a string literal instead of a int literal */
  #define DBUS_TYPE_SIGNATURE_AS_STRING      "g"
  /** Type code marking a unix file descriptor */
  #define DBUS_TYPE_UNIX_FD      ((int) 'h')
  /** #DBUS_TYPE_UNIX_FD as a string literal instead of a int literal */
  #define DBUS_TYPE_UNIX_FD_AS_STRING        "h"
  
  /* Compound types */
  /** Type code marking a D-Bus array type */
  #define DBUS_TYPE_ARRAY         ((int) 'a')
  /** #DBUS_TYPE_ARRAY as a string literal instead of a int literal */
  #define DBUS_TYPE_ARRAY_AS_STRING          "a"
  /** Type code marking a D-Bus variant type */
  #define DBUS_TYPE_VARIANT       ((int) 'v')
  /** #DBUS_TYPE_VARIANT as a string literal instead of a int literal */
  #define DBUS_TYPE_VARIANT_AS_STRING        "v"
  
  /** STRUCT and DICT_ENTRY are sort of special since their codes can't
   * appear in a type string, instead
   * DBUS_STRUCT_BEGIN_CHAR/DBUS_DICT_ENTRY_BEGIN_CHAR have to appear
   */
  /** Type code used to represent a struct; however, this type code does not appear
   * in type signatures, instead #DBUS_STRUCT_BEGIN_CHAR and #DBUS_STRUCT_END_CHAR will
   * appear in a signature.
   */
  #define DBUS_TYPE_STRUCT        ((int) 'r')
  /** #DBUS_TYPE_STRUCT as a string literal instead of a int literal */
  #define DBUS_TYPE_STRUCT_AS_STRING         "r"
  /** Type code used to represent a dict entry; however, this type code does not appear
   * in type signatures, instead #DBUS_DICT_ENTRY_BEGIN_CHAR and #DBUS_DICT_ENTRY_END_CHAR will
   * appear in a signature.
   */
  #define DBUS_TYPE_DICT_ENTRY    ((int) 'e')
  /** #DBUS_TYPE_DICT_ENTRY as a string literal instead of a int literal */
  #define DBUS_TYPE_DICT_ENTRY_AS_STRING     "e"
  
  /** Does not include #DBUS_TYPE_INVALID, #DBUS_STRUCT_BEGIN_CHAR, #DBUS_STRUCT_END_CHAR,
   * #DBUS_DICT_ENTRY_BEGIN_CHAR, or #DBUS_DICT_ENTRY_END_CHAR - i.e. it is the number of
   * valid types, not the number of distinct characters that may appear in a type signature.
   */
  #define DBUS_NUMBER_OF_TYPES    (16)
  
  /* characters other than typecodes that appear in type signatures */
  
  /** Code marking the start of a struct type in a type signature */
  #define DBUS_STRUCT_BEGIN_CHAR   ((int) '(')
  /** #DBUS_STRUCT_BEGIN_CHAR as a string literal instead of a int literal */
  #define DBUS_STRUCT_BEGIN_CHAR_AS_STRING   "("
  /** Code marking the end of a struct type in a type signature */
  #define DBUS_STRUCT_END_CHAR     ((int) ')')
  /** #DBUS_STRUCT_END_CHAR a string literal instead of a int literal */
  #define DBUS_STRUCT_END_CHAR_AS_STRING     ")"
  /** Code marking the start of a dict entry type in a type signature */
  #define DBUS_DICT_ENTRY_BEGIN_CHAR   ((int) '{')
  /** #DBUS_DICT_ENTRY_BEGIN_CHAR as a string literal instead of a int literal */
  #define DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING   "{"
  /** Code marking the end of a dict entry type in a type signature */
  #define DBUS_DICT_ENTRY_END_CHAR     ((int) '}')
  /** #DBUS_DICT_ENTRY_END_CHAR as a string literal instead of a int literal */
  #define DBUS_DICT_ENTRY_END_CHAR_AS_STRING     "}"
  
  /** Max length in bytes of a bus name, interface, or member (not object
   * path, paths are unlimited). This is limited because lots of stuff
   * is O(n) in this number, plus it would be obnoxious to type in a
   * paragraph-long method name so most likely something like that would
   * be an exploit.
   */
  #define DBUS_MAXIMUM_NAME_LENGTH 255
  
  /** This one is 255 so it fits in a byte */
  #define DBUS_MAXIMUM_SIGNATURE_LENGTH 255
  
  /** Max length of a match rule string; to keep people from hosing the
   * daemon with some huge rule
   */
  #define DBUS_MAXIMUM_MATCH_RULE_LENGTH 1024
  
  /** Max arg number you can match on in a match rule, e.g.
   * arg0='hello' is OK, arg3489720987='hello' is not
   */
  #define DBUS_MAXIMUM_MATCH_RULE_ARG_NUMBER 63
  
  /** Max length of a marshaled array in bytes (64M, 2^26) We use signed
   * int for lengths so must be INT_MAX or less.  We need something a
   * bit smaller than INT_MAX because the array is inside a message with
   * header info, etc.  so an INT_MAX array wouldn't allow the message
   * overhead.  The 64M number is an attempt at a larger number than
   * we'd reasonably ever use, but small enough that your bus would chew
   * through it fairly quickly without locking up forever. If you have
   * data that's likely to be larger than this, you should probably be
   * sending it in multiple incremental messages anyhow.
   */
  #define DBUS_MAXIMUM_ARRAY_LENGTH (67108864)
  /** Number of bits you need in an unsigned to store the max array size */
  #define DBUS_MAXIMUM_ARRAY_LENGTH_BITS 26
  
  /** The maximum total message size including header and body; similar
   * rationale to max array size.
   */
  #define DBUS_MAXIMUM_MESSAGE_LENGTH (DBUS_MAXIMUM_ARRAY_LENGTH * 2)
  /** Number of bits you need in an unsigned to store the max message size */
  #define DBUS_MAXIMUM_MESSAGE_LENGTH_BITS 27
  
  /** The maximum total number of unix fds in a message. Similar
   * rationale as DBUS_MAXIMUM_MESSAGE_LENGTH. However we divide by four
   * given that one fd is an int and hence at least 32 bits.
   */
  #define DBUS_MAXIMUM_MESSAGE_UNIX_FDS (DBUS_MAXIMUM_MESSAGE_LENGTH/4)
  /** Number of bits you need in an unsigned to store the max message unix fds */
  #define DBUS_MAXIMUM_MESSAGE_UNIX_FDS_BITS (DBUS_MAXIMUM_MESSAGE_LENGTH_BITS-2)
  
  /** Depth of recursion in the type tree. This is automatically limited
   * to DBUS_MAXIMUM_SIGNATURE_LENGTH since you could only have an array
   * of array of array of ... that fit in the max signature.  But that's
   * probably a bit too large.
   */
  #define DBUS_MAXIMUM_TYPE_RECURSION_DEPTH 32
  
  /* Types of message */
  
  /** This value is never a valid message type, see dbus_message_get_type() */
  #define DBUS_MESSAGE_TYPE_INVALID       0
  /** Message type of a method call message, see dbus_message_get_type() */
  #define DBUS_MESSAGE_TYPE_METHOD_CALL   1
  /** Message type of a method return message, see dbus_message_get_type() */
  #define DBUS_MESSAGE_TYPE_METHOD_RETURN 2
  /** Message type of an error reply message, see dbus_message_get_type() */
  #define DBUS_MESSAGE_TYPE_ERROR         3
  /** Message type of a signal message, see dbus_message_get_type() */
  #define DBUS_MESSAGE_TYPE_SIGNAL        4
  
  #define DBUS_NUM_MESSAGE_TYPES          5
  
  /* Header flags */
  
  /** If set, this flag means that the sender of a message does not care about getting
   * a reply, so the recipient need not send one. See dbus_message_set_no_reply().
   */
  #define DBUS_HEADER_FLAG_NO_REPLY_EXPECTED 0x1
  /**
   * If set, this flag means that even if the message bus knows how to start an owner for
   * the destination bus name (see dbus_message_set_destination()), it should not
   * do so. If this flag is not set, the bus may launch a program to process the
   * message.
   */
  #define DBUS_HEADER_FLAG_NO_AUTO_START     0x2
  
  /* Header fields */
  
  /** Not equal to any valid header field code */
  #define DBUS_HEADER_FIELD_INVALID        0
  /** Header field code for the path - the path is the object emitting a signal or the object receiving a method call.
   * See dbus_message_set_path().
   */
  #define DBUS_HEADER_FIELD_PATH           1
  /** Header field code for the interface containing a member (method or signal).
   * See dbus_message_set_interface().
   */
  #define DBUS_HEADER_FIELD_INTERFACE      2
  /** Header field code for a member (method or signal). See dbus_message_set_member(). */
  #define DBUS_HEADER_FIELD_MEMBER         3
  /** Header field code for an error name (found in #DBUS_MESSAGE_TYPE_ERROR messages).
   * See dbus_message_set_error_name().
   */
  #define DBUS_HEADER_FIELD_ERROR_NAME     4
  /** Header field code for a reply serial, used to match a #DBUS_MESSAGE_TYPE_METHOD_RETURN message with the
   * message that it's a reply to. See dbus_message_set_reply_serial().
   */
  #define DBUS_HEADER_FIELD_REPLY_SERIAL   5
  /**
   * Header field code for the destination bus name of a message. See dbus_message_set_destination().
   */
  #define DBUS_HEADER_FIELD_DESTINATION    6
  /**
   * Header field code for the sender of a message; usually initialized by the message bus.
   * See dbus_message_set_sender().
   */
  #define DBUS_HEADER_FIELD_SENDER         7
  /**
   * Header field code for the type signature of a message.
   */
  #define DBUS_HEADER_FIELD_SIGNATURE      8
  /**
   * Header field code for the number of unix file descriptors associated
   * with this message.
   */
  #define DBUS_HEADER_FIELD_UNIX_FDS       9
  
  
  /**
   * Value of the highest-numbered header field code, can be used to determine
   * the size of an array indexed by header field code. Remember though
   * that unknown codes must be ignored, so check for that before
   * indexing the array.
   */
  #define DBUS_HEADER_FIELD_LAST DBUS_HEADER_FIELD_UNIX_FDS
  
  /** Header format is defined as a signature:
   *   byte                            byte order
   *   byte                            message type ID
   *   byte                            flags
   *   byte                            protocol version
   *   uint32                          body length
   *   uint32                          serial
   *   array of struct (byte,variant)  (field name, value)
   *
   * The length of the header can be computed as the
   * fixed size of the initial data, plus the length of
   * the array at the end, plus padding to an 8-boundary.
   */
  #define DBUS_HEADER_SIGNATURE                   \
       DBUS_TYPE_BYTE_AS_STRING                   \
       DBUS_TYPE_BYTE_AS_STRING                   \
       DBUS_TYPE_BYTE_AS_STRING                   \
       DBUS_TYPE_BYTE_AS_STRING                   \
       DBUS_TYPE_UINT32_AS_STRING                 \
       DBUS_TYPE_UINT32_AS_STRING                 \
       DBUS_TYPE_ARRAY_AS_STRING                  \
       DBUS_STRUCT_BEGIN_CHAR_AS_STRING           \
       DBUS_TYPE_BYTE_AS_STRING                   \
       DBUS_TYPE_VARIANT_AS_STRING                \
       DBUS_STRUCT_END_CHAR_AS_STRING
  
  
  /**
   * The smallest header size that can occur.  (It won't be valid due to
   * missing required header fields.) This is 4 bytes, two uint32, an
   * array length. This isn't any kind of resource limit, just the
   * necessary/logical outcome of the header signature.
   */
  #define DBUS_MINIMUM_HEADER_SIZE 16
  
  /* Errors */
  /* WARNING these get autoconverted to an enum in dbus-glib.h. Thus,
   * if you change the order it breaks the ABI. Keep them in order.
   * Also, don't change the formatting since that will break the sed
   * script.
   */
  /** A generic error; "something went wrong" - see the error message for more. */
  #define DBUS_ERROR_FAILED                     "org.freedesktop.DBus.Error.Failed"
  /** There was not enough memory to complete an operation. */
  #define DBUS_ERROR_NO_MEMORY                  "org.freedesktop.DBus.Error.NoMemory"
  /** The bus doesn't know how to launch a service to supply the bus name you wanted. */
  #define DBUS_ERROR_SERVICE_UNKNOWN            "org.freedesktop.DBus.Error.ServiceUnknown"
  /** The bus name you referenced doesn't exist (i.e. no application owns it). */
  #define DBUS_ERROR_NAME_HAS_NO_OWNER          "org.freedesktop.DBus.Error.NameHasNoOwner"
  /** No reply to a message expecting one, usually means a timeout occurred. */
  #define DBUS_ERROR_NO_REPLY                   "org.freedesktop.DBus.Error.NoReply"
  /** Something went wrong reading or writing to a socket, for example. */
  #define DBUS_ERROR_IO_ERROR                   "org.freedesktop.DBus.Error.IOError"
  /** A D-Bus bus address was malformed. */
  #define DBUS_ERROR_BAD_ADDRESS                "org.freedesktop.DBus.Error.BadAddress"
  /** Requested operation isn't supported (like ENOSYS on UNIX). */
  #define DBUS_ERROR_NOT_SUPPORTED              "org.freedesktop.DBus.Error.NotSupported"
  /** Some limited resource is exhausted. */
  #define DBUS_ERROR_LIMITS_EXCEEDED            "org.freedesktop.DBus.Error.LimitsExceeded"
  /** Security restrictions don't allow doing what you're trying to do. */
  #define DBUS_ERROR_ACCESS_DENIED              "org.freedesktop.DBus.Error.AccessDenied"
  /** Authentication didn't work. */
  #define DBUS_ERROR_AUTH_FAILED                "org.freedesktop.DBus.Error.AuthFailed"
  /** Unable to connect to server (probably caused by ECONNREFUSED on a socket). */
  #define DBUS_ERROR_NO_SERVER                  "org.freedesktop.DBus.Error.NoServer"
  /** Certain timeout errors, possibly ETIMEDOUT on a socket.
   * Note that #DBUS_ERROR_NO_REPLY is used for message reply timeouts.
   * @warning this is confusingly-named given that #DBUS_ERROR_TIMED_OUT also exists. We can't fix
   * it for compatibility reasons so just be careful.
   */
  #define DBUS_ERROR_TIMEOUT                    "org.freedesktop.DBus.Error.Timeout"
  /** No network access (probably ENETUNREACH on a socket). */
  #define DBUS_ERROR_NO_NETWORK                 "org.freedesktop.DBus.Error.NoNetwork"
  /** Can't bind a socket since its address is in use (i.e. EADDRINUSE). */
  #define DBUS_ERROR_ADDRESS_IN_USE             "org.freedesktop.DBus.Error.AddressInUse"
  /** The connection is disconnected and you're trying to use it. */
  #define DBUS_ERROR_DISCONNECTED               "org.freedesktop.DBus.Error.Disconnected"
  /** Invalid arguments passed to a method call. */
  #define DBUS_ERROR_INVALID_ARGS               "org.freedesktop.DBus.Error.InvalidArgs"
  /** Missing file. */
  #define DBUS_ERROR_FILE_NOT_FOUND             "org.freedesktop.DBus.Error.FileNotFound"
  /** Existing file and the operation you're using does not silently overwrite. */
  #define DBUS_ERROR_FILE_EXISTS                "org.freedesktop.DBus.Error.FileExists"
  /** Method name you invoked isn't known by the object you invoked it on. */
  #define DBUS_ERROR_UNKNOWN_METHOD             "org.freedesktop.DBus.Error.UnknownMethod"
  /** Object you invoked a method on isn't known. */
  #define DBUS_ERROR_UNKNOWN_OBJECT             "org.freedesktop.DBus.Error.UnknownObject"
  /** Interface you invoked a method on isn't known by the object. */
  #define DBUS_ERROR_UNKNOWN_INTERFACE          "org.freedesktop.DBus.Error.UnknownInterface"
  /** Property you tried to access isn't known by the object. */
  #define DBUS_ERROR_UNKNOWN_PROPERTY           "org.freedesktop.DBus.Error.UnknownProperty"
  /** Property you tried to set is read-only. */
  #define DBUS_ERROR_PROPERTY_READ_ONLY         "org.freedesktop.DBus.Error.PropertyReadOnly"
  /** Certain timeout errors, e.g. while starting a service.
   * @warning this is confusingly-named given that #DBUS_ERROR_TIMEOUT also exists. We can't fix
   * it for compatibility reasons so just be careful.
   */
  #define DBUS_ERROR_TIMED_OUT                  "org.freedesktop.DBus.Error.TimedOut"
  /** Tried to remove or modify a match rule that didn't exist. */
  #define DBUS_ERROR_MATCH_RULE_NOT_FOUND       "org.freedesktop.DBus.Error.MatchRuleNotFound"
  /** The match rule isn't syntactically valid. */
  #define DBUS_ERROR_MATCH_RULE_INVALID         "org.freedesktop.DBus.Error.MatchRuleInvalid"
  /** While starting a new process, the exec() call failed. */
  #define DBUS_ERROR_SPAWN_EXEC_FAILED          "org.freedesktop.DBus.Error.Spawn.ExecFailed"
  /** While starting a new process, the fork() call failed. */
  #define DBUS_ERROR_SPAWN_FORK_FAILED          "org.freedesktop.DBus.Error.Spawn.ForkFailed"
  /** While starting a new process, the child exited with a status code. */
  #define DBUS_ERROR_SPAWN_CHILD_EXITED         "org.freedesktop.DBus.Error.Spawn.ChildExited"
  /** While starting a new process, the child exited on a signal. */
  #define DBUS_ERROR_SPAWN_CHILD_SIGNALED       "org.freedesktop.DBus.Error.Spawn.ChildSignaled"
  /** While starting a new process, something went wrong. */
  #define DBUS_ERROR_SPAWN_FAILED               "org.freedesktop.DBus.Error.Spawn.Failed"
  /** We failed to setup the environment correctly. */
  #define DBUS_ERROR_SPAWN_SETUP_FAILED         "org.freedesktop.DBus.Error.Spawn.FailedToSetup"
  /** We failed to setup the config parser correctly. */
  #define DBUS_ERROR_SPAWN_CONFIG_INVALID       "org.freedesktop.DBus.Error.Spawn.ConfigInvalid"
  /** Bus name was not valid. */
  #define DBUS_ERROR_SPAWN_SERVICE_INVALID      "org.freedesktop.DBus.Error.Spawn.ServiceNotValid"
  /** Service file not found in system-services directory. */
  #define DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND    "org.freedesktop.DBus.Error.Spawn.ServiceNotFound"
  /** Permissions are incorrect on the setuid helper. */
  #define DBUS_ERROR_SPAWN_PERMISSIONS_INVALID  "org.freedesktop.DBus.Error.Spawn.PermissionsInvalid"
  /** Service file invalid (Name, User or Exec missing). */
  #define DBUS_ERROR_SPAWN_FILE_INVALID         "org.freedesktop.DBus.Error.Spawn.FileInvalid"
  /** Tried to get a UNIX process ID and it wasn't available. */
  #define DBUS_ERROR_SPAWN_NO_MEMORY            "org.freedesktop.DBus.Error.Spawn.NoMemory"
  /** Tried to get a UNIX process ID and it wasn't available. */
  #define DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN    "org.freedesktop.DBus.Error.UnixProcessIdUnknown"
  /** A type signature is not valid. */
  #define DBUS_ERROR_INVALID_SIGNATURE          "org.freedesktop.DBus.Error.InvalidSignature"
  /** A file contains invalid syntax or is otherwise broken. */
  #define DBUS_ERROR_INVALID_FILE_CONTENT       "org.freedesktop.DBus.Error.InvalidFileContent"
  /** Asked for SELinux security context and it wasn't available. */
  #define DBUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN    "org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown"
  /** Asked for ADT audit data and it wasn't available. */
  #define DBUS_ERROR_ADT_AUDIT_DATA_UNKNOWN     "org.freedesktop.DBus.Error.AdtAuditDataUnknown"
  /** There's already an object with the requested object path. */
  #define DBUS_ERROR_OBJECT_PATH_IN_USE         "org.freedesktop.DBus.Error.ObjectPathInUse"
  /** The message meta data does not match the payload. e.g. expected
      number of file descriptors were not sent over the socket this message was received on. */
  #define DBUS_ERROR_INCONSISTENT_MESSAGE       "org.freedesktop.DBus.Error.InconsistentMessage"
  
  /* XML introspection format */
  
  /** XML namespace of the introspection format version 1.0 */
  #define DBUS_INTROSPECT_1_0_XML_NAMESPACE         "http://www.freedesktop.org/standards/dbus"
  /** XML public identifier of the introspection format version 1.0 */
  #define DBUS_INTROSPECT_1_0_XML_PUBLIC_IDENTIFIER "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
  /** XML system identifier of the introspection format version 1.0 */
  #define DBUS_INTROSPECT_1_0_XML_SYSTEM_IDENTIFIER "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd"
  /** XML document type declaration of the introspection format version 1.0 */
  #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"
  
  /** @} */
  
  #ifdef __cplusplus
  #if 0
  { /* avoids confusing emacs indentation */
  #endif
  }
  #endif
  
  #endif /* DBUS_PROTOCOL_H */
  