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514094f9 | 1 | <?xml version='1.0'?> |
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2 | <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" |
3 | "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> | |
4 | ||
5 | <!-- | |
572eb058 | 6 | SPDX-License-Identifier: LGPL-2.1+ |
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7 | --> |
8 | ||
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9 | <refentry id="sd-bus-errors" |
10 | xmlns:xi="http://www.w3.org/2001/XInclude"> | |
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11 | |
12 | <refentryinfo> | |
13 | <title>sd-bus-errors</title> | |
14 | <productname>systemd</productname> | |
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15 | </refentryinfo> |
16 | ||
17 | <refmeta> | |
18 | <refentrytitle>sd-bus-errors</refentrytitle> | |
19 | <manvolnum>3</manvolnum> | |
20 | </refmeta> | |
21 | ||
22 | <refnamediv> | |
23 | <refname>sd-bus-errors</refname> | |
24 | <refname>SD_BUS_ERROR_FAILED</refname> | |
25 | <refname>SD_BUS_ERROR_NO_MEMORY</refname> | |
26 | <refname>SD_BUS_ERROR_SERVICE_UNKNOWN</refname> | |
27 | <refname>SD_BUS_ERROR_NAME_HAS_NO_OWNER</refname> | |
28 | <refname>SD_BUS_ERROR_NO_REPLY</refname> | |
29 | <refname>SD_BUS_ERROR_IO_ERROR</refname> | |
30 | <refname>SD_BUS_ERROR_BAD_ADDRESS</refname> | |
31 | <refname>SD_BUS_ERROR_NOT_SUPPORTED</refname> | |
32 | <refname>SD_BUS_ERROR_LIMITS_EXCEEDED</refname> | |
33 | <refname>SD_BUS_ERROR_ACCESS_DENIED</refname> | |
34 | <refname>SD_BUS_ERROR_AUTH_FAILED</refname> | |
35 | <refname>SD_BUS_ERROR_NO_SERVER</refname> | |
36 | <refname>SD_BUS_ERROR_TIMEOUT</refname> | |
37 | <refname>SD_BUS_ERROR_NO_NETWORK</refname> | |
38 | <refname>SD_BUS_ERROR_ADDRESS_IN_USE</refname> | |
39 | <refname>SD_BUS_ERROR_DISCONNECTED</refname> | |
40 | <refname>SD_BUS_ERROR_INVALID_ARGS</refname> | |
41 | <refname>SD_BUS_ERROR_FILE_NOT_FOUND</refname> | |
42 | <refname>SD_BUS_ERROR_FILE_EXISTS</refname> | |
43 | <refname>SD_BUS_ERROR_UNKNOWN_METHOD</refname> | |
44 | <refname>SD_BUS_ERROR_UNKNOWN_OBJECT</refname> | |
45 | <refname>SD_BUS_ERROR_UNKNOWN_INTERFACE</refname> | |
46 | <refname>SD_BUS_ERROR_UNKNOWN_PROPERTY</refname> | |
47 | <refname>SD_BUS_ERROR_PROPERTY_READ_ONLY</refname> | |
48 | <refname>SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN</refname> | |
49 | <refname>SD_BUS_ERROR_INVALID_SIGNATURE</refname> | |
50 | <refname>SD_BUS_ERROR_INCONSISTENT_MESSAGE</refname> | |
51 | <refname>SD_BUS_ERROR_MATCH_RULE_NOT_FOUND</refname> | |
52 | <refname>SD_BUS_ERROR_MATCH_RULE_INVALID</refname> | |
53 | <refname>SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED</refname> | |
54 | ||
55 | <refpurpose>Standard D-Bus error names</refpurpose> | |
56 | </refnamediv> | |
57 | ||
58 | <refsynopsisdiv> | |
59 | <funcsynopsis> | |
60 | <funcsynopsisinfo>#include <systemd/sd-bus.h></funcsynopsisinfo> | |
61 | ||
62 | <funcsynopsisinfo>#define SD_BUS_ERROR_FAILED "org.freedesktop.DBus.Error.Failed" | |
63 | #define SD_BUS_ERROR_NO_MEMORY "org.freedesktop.DBus.Error.NoMemory" | |
64 | #define SD_BUS_ERROR_SERVICE_UNKNOWN "org.freedesktop.DBus.Error.ServiceUnknown" | |
65 | #define SD_BUS_ERROR_NAME_HAS_NO_OWNER "org.freedesktop.DBus.Error.NameHasNoOwner" | |
66 | #define SD_BUS_ERROR_NO_REPLY "org.freedesktop.DBus.Error.NoReply" | |
67 | #define SD_BUS_ERROR_IO_ERROR "org.freedesktop.DBus.Error.IOError" | |
68 | #define SD_BUS_ERROR_BAD_ADDRESS "org.freedesktop.DBus.Error.BadAddress" | |
69 | #define SD_BUS_ERROR_NOT_SUPPORTED "org.freedesktop.DBus.Error.NotSupported" | |
70 | #define SD_BUS_ERROR_LIMITS_EXCEEDED "org.freedesktop.DBus.Error.LimitsExceeded" | |
71 | #define SD_BUS_ERROR_ACCESS_DENIED "org.freedesktop.DBus.Error.AccessDenied" | |
72 | #define SD_BUS_ERROR_AUTH_FAILED "org.freedesktop.DBus.Error.AuthFailed" | |
73 | #define SD_BUS_ERROR_NO_SERVER "org.freedesktop.DBus.Error.NoServer" | |
74 | #define SD_BUS_ERROR_TIMEOUT "org.freedesktop.DBus.Error.Timeout" | |
75 | #define SD_BUS_ERROR_NO_NETWORK "org.freedesktop.DBus.Error.NoNetwork" | |
76 | #define SD_BUS_ERROR_ADDRESS_IN_USE "org.freedesktop.DBus.Error.AddressInUse" | |
77 | #define SD_BUS_ERROR_DISCONNECTED "org.freedesktop.DBus.Error.Disconnected" | |
78 | #define SD_BUS_ERROR_INVALID_ARGS "org.freedesktop.DBus.Error.InvalidArgs" | |
79 | #define SD_BUS_ERROR_FILE_NOT_FOUND "org.freedesktop.DBus.Error.FileNotFound" | |
80 | #define SD_BUS_ERROR_FILE_EXISTS "org.freedesktop.DBus.Error.FileExists" | |
81 | #define SD_BUS_ERROR_UNKNOWN_METHOD "org.freedesktop.DBus.Error.UnknownMethod" | |
82 | #define SD_BUS_ERROR_UNKNOWN_OBJECT "org.freedesktop.DBus.Error.UnknownObject" | |
83 | #define SD_BUS_ERROR_UNKNOWN_INTERFACE "org.freedesktop.DBus.Error.UnknownInterface" | |
84 | #define SD_BUS_ERROR_UNKNOWN_PROPERTY "org.freedesktop.DBus.Error.UnknownProperty" | |
85 | #define SD_BUS_ERROR_PROPERTY_READ_ONLY "org.freedesktop.DBus.Error.PropertyReadOnly" | |
86 | #define SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN "org.freedesktop.DBus.Error.UnixProcessIdUnknown" | |
87 | #define SD_BUS_ERROR_INVALID_SIGNATURE "org.freedesktop.DBus.Error.InvalidSignature" | |
88 | #define SD_BUS_ERROR_INCONSISTENT_MESSAGE "org.freedesktop.DBus.Error.InconsistentMessage" | |
89 | #define SD_BUS_ERROR_MATCH_RULE_NOT_FOUND "org.freedesktop.DBus.Error.MatchRuleNotFound" | |
90 | #define SD_BUS_ERROR_MATCH_RULE_INVALID "org.freedesktop.DBus.Error.MatchRuleInvalid" | |
91 | #define SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED \ | |
92 | "org.freedesktop.DBus.Error.InteractiveAuthorizationRequired"</funcsynopsisinfo> | |
93 | ||
94 | </funcsynopsis> | |
95 | </refsynopsisdiv> | |
96 | ||
97 | <refsect1> | |
98 | <title>Description</title> | |
99 | ||
100 | <para>In addition to the error names user programs define, D-Bus | |
b938cb90 | 101 | knows a number of generic, standardized error names that are |
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102 | listed below.</para> |
103 | ||
b938cb90 | 104 | <para>In addition to this list, in sd-bus, the special error |
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105 | namespace <literal>System.Error.</literal> is used to map |
106 | arbitrary Linux system errors (as defined by <citerefentry | |
107 | project='man-pages'><refentrytitle>errno</refentrytitle><manvolnum>3</manvolnum></citerefentry>) | |
108 | to D-Bus errors and back. For example, the error | |
109 | <constant>EUCLEAN</constant> is mapped to | |
110 | <literal>System.Error.EUCLEAN</literal> and back.</para> | |
111 | ||
112 | <variablelist> | |
113 | ||
114 | <varlistentry> | |
115 | <term><varname>SD_BUS_ERROR_FAILED</varname></term> | |
116 | <listitem><para>A generic error indication. See the error | |
117 | message for further details. This error name should be | |
dd2b607b | 118 | avoided, in favor of a more expressive error |
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119 | name.</para></listitem> |
120 | </varlistentry> | |
121 | ||
122 | <varlistentry> | |
123 | <term><varname>SD_BUS_ERROR_NO_MEMORY</varname></term> | |
124 | <listitem><para>A memory allocation failed, and the requested | |
125 | operation could not be completed.</para></listitem> | |
126 | </varlistentry> | |
127 | ||
128 | <varlistentry> | |
129 | <term><varname>SD_BUS_ERROR_SERVICE_UNKNOWN</varname></term> | |
130 | <listitem><para>The contacted bus service is unknown and | |
131 | cannot be activated.</para></listitem> | |
132 | </varlistentry> | |
133 | ||
134 | <varlistentry> | |
135 | <term><varname>SD_BUS_ERROR_NAME_HAS_NO_OWNER</varname></term> | |
136 | <listitem><para>The specified bus service name currently has | |
137 | no owner.</para></listitem> | |
138 | </varlistentry> | |
139 | <varlistentry> | |
140 | <term><varname>SD_BUS_ERROR_NO_REPLY</varname></term> | |
141 | <listitem><para>A message did not receive a reply. This error | |
142 | is usually generated after a timeout.</para></listitem> | |
143 | </varlistentry> | |
144 | <varlistentry> | |
145 | <term><varname>SD_BUS_ERROR_IO_ERROR</varname></term> | |
146 | <listitem><para>Generic input/output error, for example when | |
b938cb90 | 147 | accessing a socket or other I/O context.</para></listitem> |
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148 | </varlistentry> |
149 | <varlistentry> | |
150 | <term><varname>SD_BUS_ERROR_BAD_ADDRESS</varname></term> | |
151 | <listitem><para>The specified D-Bus bus address string is | |
152 | malformed.</para></listitem> | |
153 | </varlistentry> | |
154 | <varlistentry> | |
155 | <term><varname>SD_BUS_ERROR_NOT_SUPPORTED</varname></term> | |
156 | <listitem><para>The requested operation is not supported on | |
157 | the local system.</para></listitem> | |
158 | </varlistentry> | |
159 | <varlistentry> | |
160 | <term><varname>SD_BUS_ERROR_LIMITS_EXCEEDED</varname></term> | |
161 | <listitem><para>Some limited resource has been | |
162 | exhausted.</para></listitem> | |
163 | </varlistentry> | |
164 | <varlistentry> | |
165 | <term><varname>SD_BUS_ERROR_ACCESS_DENIED</varname></term> | |
b938cb90 | 166 | <listitem><para>Access to a resource has been denied due to security restrictions.</para></listitem> |
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167 | </varlistentry> |
168 | <varlistentry> | |
169 | <term><varname>SD_BUS_ERROR_AUTH_FAILED</varname></term> | |
170 | <listitem><para>Authentication did not complete successfully.</para></listitem> | |
171 | </varlistentry> | |
172 | <varlistentry> | |
173 | <term><varname>SD_BUS_ERROR_NO_SERVER</varname></term> | |
174 | <listitem><para>Unable to connect to the specified server.</para></listitem> | |
175 | </varlistentry> | |
176 | <varlistentry> | |
177 | <term><varname>SD_BUS_ERROR_TIMEOUT</varname></term> | |
178 | <listitem><para>An operation timed out. Note that method calls | |
179 | which timeout generate a | |
180 | <varname>SD_BUS_ERROR_NO_REPLY</varname>.</para></listitem> | |
181 | </varlistentry> | |
182 | <varlistentry> | |
183 | <term><varname>SD_BUS_ERROR_NO_NETWORK</varname></term> | |
184 | <listitem><para>No network available to execute requested network operation on.</para></listitem> | |
185 | </varlistentry> | |
186 | <varlistentry> | |
187 | <term><varname>SD_BUS_ERROR_ADDRESS_IN_USE</varname></term> | |
188 | <listitem><para>The specified network address is already being listened on.</para></listitem> | |
189 | </varlistentry> | |
190 | <varlistentry> | |
191 | <term><varname>SD_BUS_ERROR_DISCONNECTED</varname></term> | |
192 | <listitem><para>The connection has been terminated.</para></listitem> | |
193 | </varlistentry> | |
194 | <varlistentry> | |
195 | <term><varname>SD_BUS_ERROR_INVALID_ARGS</varname></term> | |
196 | <listitem><para>One or more invalid arguments have been passed.</para></listitem> | |
197 | </varlistentry> | |
198 | <varlistentry> | |
199 | <term><varname>SD_BUS_ERROR_FILE_NOT_FOUND</varname></term> | |
200 | <listitem><para>The requested file could not be found.</para></listitem> | |
201 | </varlistentry> | |
202 | <varlistentry> | |
203 | <term><varname>SD_BUS_ERROR_FILE_EXISTS</varname></term> | |
a8eaaee7 | 204 | <listitem><para>The requested file already exists.</para></listitem> |
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205 | </varlistentry> |
206 | <varlistentry> | |
207 | <term><varname>SD_BUS_ERROR_UNKNOWN_METHOD</varname></term> | |
208 | <listitem><para>The requested method does not exist in the selected interface.</para></listitem> | |
209 | </varlistentry> | |
210 | <varlistentry> | |
211 | <term><varname>SD_BUS_ERROR_UNKNOWN_OBJECT</varname></term> | |
212 | <listitem><para>The requested object does not exist in the selected service.</para></listitem> | |
213 | </varlistentry> | |
214 | <varlistentry> | |
215 | <term><varname>SD_BUS_ERROR_UNKNOWN_INTERFACE</varname></term> | |
216 | <listitem><para>The requested interface does not exist on the selected object.</para></listitem> | |
217 | </varlistentry> | |
218 | <varlistentry> | |
219 | <term><varname>SD_BUS_ERROR_UNKNOWN_PROPERTY</varname></term> | |
220 | <listitem><para>The requested property does not exist in the selected interface.</para></listitem> | |
221 | </varlistentry> | |
222 | <varlistentry> | |
223 | <term><varname>SD_BUS_ERROR_PROPERTY_READ_ONLY</varname></term> | |
224 | <listitem><para>A write operation was requested on a read-only property.</para></listitem> | |
225 | </varlistentry> | |
226 | <varlistentry> | |
227 | <term><varname>SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN</varname></term> | |
228 | <listitem><para>The requested PID is not known.</para></listitem> | |
229 | </varlistentry> | |
230 | <varlistentry> | |
231 | <term><varname>SD_BUS_ERROR_INVALID_SIGNATURE</varname></term> | |
232 | <listitem><para>The specified message signature is not | |
233 | valid.</para> | |
234 | </listitem> | |
235 | </varlistentry> | |
236 | <varlistentry> | |
237 | <term><varname>SD_BUS_ERROR_INCONSISTENT_MESSAGE</varname></term> | |
238 | <listitem><para>The passed message does not validate | |
239 | correctly.</para></listitem> | |
240 | </varlistentry> | |
241 | <varlistentry> | |
242 | <term><varname>SD_BUS_ERROR_MATCH_RULE_NOT_FOUND</varname></term> | |
243 | <listitem><para>The specified match rule does not exist.</para></listitem> | |
244 | </varlistentry> | |
245 | <varlistentry> | |
246 | <term><varname>SD_BUS_ERROR_MATCH_RULE_INVALID</varname></term> | |
247 | <listitem><para>The specified match rule is invalid.</para></listitem> | |
248 | </varlistentry> | |
249 | <varlistentry> | |
250 | <term><varname>SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED</varname></term> | |
251 | <listitem><para>Access to the requested operation is not | |
b938cb90 | 252 | permitted. However, it might be available after interactive |
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253 | authentication. This is usually returned by method calls |
254 | supporting a framework for additional interactive | |
255 | authorization, when interactive authorization was not enabled | |
256 | with the | |
257 | <citerefentry><refentrytitle>sd_bus_message_set_allow_interactive_authorization</refentrytitle><manvolnum>3</manvolnum></citerefentry> | |
258 | for the method call message.</para></listitem> | |
259 | </varlistentry> | |
260 | </variablelist> | |
261 | </refsect1> | |
262 | ||
7647c01d | 263 | <xi:include href="libsystemd-pkgconfig.xml" /> |
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264 | |
265 | <refsect1> | |
266 | <title>See Also</title> | |
267 | ||
268 | <para> | |
269 | <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
270 | <citerefentry><refentrytitle>sd-bus</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
271 | <citerefentry><refentrytitle>sd_bus_error</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
272 | <citerefentry><refentrytitle>sd_bus_message_set_allow_interactive_authorization</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
273 | <citerefentry project='man-pages'><refentrytitle>errno</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
274 | <citerefentry project='die-net'><refentrytitle>strerror</refentrytitle><manvolnum>3</manvolnum></citerefentry> | |
275 | </para> | |
276 | </refsect1> | |
277 | ||
278 | </refentry> |