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<?xml version='1.0'?>
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< !DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
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<!-- SPDX - License - Identifier: LGPL - 2.1 - or - later -->
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<refentry id= "sd-bus-errors"
xmlns:xi="http://www.w3.org/2001/XInclude">
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<refentryinfo >
<title > sd-bus-errors</title>
<productname > systemd</productname>
</refentryinfo>
<refmeta >
<refentrytitle > sd-bus-errors</refentrytitle>
<manvolnum > 3</manvolnum>
</refmeta>
<refnamediv >
<refname > sd-bus-errors</refname>
<refname > SD_BUS_ERROR_FAILED</refname>
<refname > SD_BUS_ERROR_NO_MEMORY</refname>
<refname > SD_BUS_ERROR_SERVICE_UNKNOWN</refname>
<refname > SD_BUS_ERROR_NAME_HAS_NO_OWNER</refname>
<refname > SD_BUS_ERROR_NO_REPLY</refname>
<refname > SD_BUS_ERROR_IO_ERROR</refname>
<refname > SD_BUS_ERROR_BAD_ADDRESS</refname>
<refname > SD_BUS_ERROR_NOT_SUPPORTED</refname>
<refname > SD_BUS_ERROR_LIMITS_EXCEEDED</refname>
<refname > SD_BUS_ERROR_ACCESS_DENIED</refname>
<refname > SD_BUS_ERROR_AUTH_FAILED</refname>
<refname > SD_BUS_ERROR_NO_SERVER</refname>
<refname > SD_BUS_ERROR_TIMEOUT</refname>
<refname > SD_BUS_ERROR_NO_NETWORK</refname>
<refname > SD_BUS_ERROR_ADDRESS_IN_USE</refname>
<refname > SD_BUS_ERROR_DISCONNECTED</refname>
<refname > SD_BUS_ERROR_INVALID_ARGS</refname>
<refname > SD_BUS_ERROR_FILE_NOT_FOUND</refname>
<refname > SD_BUS_ERROR_FILE_EXISTS</refname>
<refname > SD_BUS_ERROR_UNKNOWN_METHOD</refname>
<refname > SD_BUS_ERROR_UNKNOWN_OBJECT</refname>
<refname > SD_BUS_ERROR_UNKNOWN_INTERFACE</refname>
<refname > SD_BUS_ERROR_UNKNOWN_PROPERTY</refname>
<refname > SD_BUS_ERROR_PROPERTY_READ_ONLY</refname>
<refname > SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN</refname>
<refname > SD_BUS_ERROR_INVALID_SIGNATURE</refname>
<refname > SD_BUS_ERROR_INCONSISTENT_MESSAGE</refname>
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<refname > SD_BUS_ERROR_TIMED_OUT</refname>
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<refname > SD_BUS_ERROR_MATCH_RULE_NOT_FOUND</refname>
<refname > SD_BUS_ERROR_MATCH_RULE_INVALID</refname>
<refname > SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED</refname>
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<refname > SD_BUS_ERROR_INVALID_FILE_CONTENT</refname>
<refname > SD_BUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN</refname>
<refname > SD_BUS_ERROR_OBJECT_PATH_IN_USE</refname>
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<refpurpose > Standard D-Bus error names</refpurpose>
</refnamediv>
<refsynopsisdiv >
<funcsynopsis >
<funcsynopsisinfo > #include < systemd/sd-bus.h> </funcsynopsisinfo>
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<funcsynopsisinfo >
#define SD_BUS_ERROR_FAILED "org.freedesktop.DBus.Error.Failed"
#define SD_BUS_ERROR_NO_MEMORY "org.freedesktop.DBus.Error.NoMemory"
#define SD_BUS_ERROR_SERVICE_UNKNOWN "org.freedesktop.DBus.Error.ServiceUnknown"
#define SD_BUS_ERROR_NAME_HAS_NO_OWNER "org.freedesktop.DBus.Error.NameHasNoOwner"
#define SD_BUS_ERROR_NO_REPLY "org.freedesktop.DBus.Error.NoReply"
#define SD_BUS_ERROR_IO_ERROR "org.freedesktop.DBus.Error.IOError"
#define SD_BUS_ERROR_BAD_ADDRESS "org.freedesktop.DBus.Error.BadAddress"
#define SD_BUS_ERROR_NOT_SUPPORTED "org.freedesktop.DBus.Error.NotSupported"
#define SD_BUS_ERROR_LIMITS_EXCEEDED "org.freedesktop.DBus.Error.LimitsExceeded"
#define SD_BUS_ERROR_ACCESS_DENIED "org.freedesktop.DBus.Error.AccessDenied"
#define SD_BUS_ERROR_AUTH_FAILED "org.freedesktop.DBus.Error.AuthFailed"
#define SD_BUS_ERROR_NO_SERVER "org.freedesktop.DBus.Error.NoServer"
#define SD_BUS_ERROR_TIMEOUT "org.freedesktop.DBus.Error.Timeout"
#define SD_BUS_ERROR_NO_NETWORK "org.freedesktop.DBus.Error.NoNetwork"
#define SD_BUS_ERROR_ADDRESS_IN_USE "org.freedesktop.DBus.Error.AddressInUse"
#define SD_BUS_ERROR_DISCONNECTED "org.freedesktop.DBus.Error.Disconnected"
#define SD_BUS_ERROR_INVALID_ARGS "org.freedesktop.DBus.Error.InvalidArgs"
#define SD_BUS_ERROR_FILE_NOT_FOUND "org.freedesktop.DBus.Error.FileNotFound"
#define SD_BUS_ERROR_FILE_EXISTS "org.freedesktop.DBus.Error.FileExists"
#define SD_BUS_ERROR_UNKNOWN_METHOD "org.freedesktop.DBus.Error.UnknownMethod"
#define SD_BUS_ERROR_UNKNOWN_OBJECT "org.freedesktop.DBus.Error.UnknownObject"
#define SD_BUS_ERROR_UNKNOWN_INTERFACE "org.freedesktop.DBus.Error.UnknownInterface"
#define SD_BUS_ERROR_UNKNOWN_PROPERTY "org.freedesktop.DBus.Error.UnknownProperty"
#define SD_BUS_ERROR_PROPERTY_READ_ONLY "org.freedesktop.DBus.Error.PropertyReadOnly"
#define SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN "org.freedesktop.DBus.Error.UnixProcessIdUnknown"
#define SD_BUS_ERROR_INVALID_SIGNATURE "org.freedesktop.DBus.Error.InvalidSignature"
#define SD_BUS_ERROR_INCONSISTENT_MESSAGE "org.freedesktop.DBus.Error.InconsistentMessage"
#define SD_BUS_ERROR_TIMED_OUT "org.freedesktop.DBus.Error.TimedOut"
#define SD_BUS_ERROR_MATCH_RULE_NOT_FOUND "org.freedesktop.DBus.Error.MatchRuleNotFound"
#define SD_BUS_ERROR_MATCH_RULE_INVALID "org.freedesktop.DBus.Error.MatchRuleInvalid"
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#define SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED \
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"org.freedesktop.DBus.Error.InteractiveAuthorizationRequired"
#define SD_BUS_ERROR_INVALID_FILE_CONTENT "org.freedesktop.DBus.Error.InvalidFileContent"
#define SD_BUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN \
"org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown"
#define SD_BUS_ERROR_OBJECT_PATH_IN_USE "org.freedesktop.DBus.Error.ObjectPathInUse"
</funcsynopsisinfo>
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</funcsynopsis>
</refsynopsisdiv>
<refsect1 >
<title > Description</title>
<para > In addition to the error names user programs define, D-Bus
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knows a number of generic, standardized error names that are
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listed below.</para>
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<para > In addition to this list, in sd-bus, the special error
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namespace <literal > System.Error.</literal> is used to map
arbitrary Linux system errors (as defined by <citerefentry
project='man-pages'><refentrytitle > errno</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> )
to D-Bus errors and back. For example, the error
<constant > EUCLEAN</constant> is mapped to
<literal > System.Error.EUCLEAN</literal> and back.</para>
<variablelist >
<varlistentry >
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<term > <constant > SD_BUS_ERROR_FAILED</constant> </term>
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<listitem > <para > A generic error indication. See the error
message for further details. This error name should be
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avoided, in favor of a more expressive error
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name.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NO_MEMORY</constant> </term>
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<listitem > <para > A memory allocation failed, and the requested
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operation could not be completed.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_SERVICE_UNKNOWN</constant> </term>
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<listitem > <para > The contacted bus service is unknown and
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cannot be activated.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NAME_HAS_NO_OWNER</constant> </term>
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<listitem > <para > The specified bus service name currently has
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no owner.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NO_REPLY</constant> </term>
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<listitem > <para > A message did not receive a reply. This error
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is usually generated after a timeout.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_IO_ERROR</constant> </term>
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<listitem > <para > Generic input/output error, for example when
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accessing a socket or other I/O context.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_BAD_ADDRESS</constant> </term>
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<listitem > <para > The specified D-Bus bus address string is
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malformed.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NOT_SUPPORTED</constant> </term>
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<listitem > <para > The requested operation is not supported on
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the local system.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_LIMITS_EXCEEDED</constant> </term>
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<listitem > <para > Some limited resource has been
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exhausted.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_ACCESS_DENIED</constant> </term>
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<listitem > <para > Access to a resource has been denied due to security restrictions.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_AUTH_FAILED</constant> </term>
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<listitem > <para > Authentication did not complete successfully.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NO_SERVER</constant> </term>
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<listitem > <para > Unable to connect to the specified server.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_TIMEOUT</constant> </term>
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<listitem > <para > An operation timed out. Note that method calls
which timeout generate a
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<constant > SD_BUS_ERROR_NO_REPLY</constant> .</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_NO_NETWORK</constant> </term>
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<listitem > <para > No network available to execute requested network operation on.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_ADDRESS_IN_USE</constant> </term>
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<listitem > <para > The specified network address is already being listened on.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_DISCONNECTED</constant> </term>
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<listitem > <para > The connection has been terminated.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_INVALID_ARGS</constant> </term>
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<listitem > <para > One or more invalid arguments have been passed.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_FILE_NOT_FOUND</constant> </term>
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<listitem > <para > The requested file could not be found.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_FILE_EXISTS</constant> </term>
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<listitem > <para > The requested file already exists.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_UNKNOWN_METHOD</constant> </term>
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<listitem > <para > The requested method does not exist in the selected interface.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_UNKNOWN_OBJECT</constant> </term>
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<listitem > <para > The requested object does not exist in the selected service.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_UNKNOWN_INTERFACE</constant> </term>
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<listitem > <para > The requested interface does not exist on the selected object.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_UNKNOWN_PROPERTY</constant> </term>
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<listitem > <para > The requested property does not exist in the selected interface.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_PROPERTY_READ_ONLY</constant> </term>
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<listitem > <para > A write operation was requested on a read-only property.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN</constant> </term>
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<listitem > <para > The requested PID is not known.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_INVALID_SIGNATURE</constant> </term>
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<listitem > <para > The specified message signature is not
valid.</para>
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<xi:include href= "version-info.xml" xpointer= "v223" />
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</listitem>
</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_INCONSISTENT_MESSAGE</constant> </term>
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<listitem > <para > The passed message does not validate
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correctly.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_MATCH_RULE_NOT_FOUND</constant> </term>
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<listitem > <para > The specified match rule does not exist.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_MATCH_RULE_INVALID</constant> </term>
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<listitem > <para > The specified match rule is invalid.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
<varlistentry >
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<term > <constant > SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED</constant> </term>
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<listitem > <para > Access to the requested operation is not
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permitted. However, it might be available after interactive
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authentication. This is usually returned by method calls
supporting a framework for additional interactive
authorization, when interactive authorization was not enabled
with the
<citerefentry > <refentrytitle > sd_bus_message_set_allow_interactive_authorization</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry>
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for the method call message.</para>
<xi:include href= "version-info.xml" xpointer= "v223" /> </listitem>
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</varlistentry>
</variablelist>
</refsect1>
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<xi:include href= "libsystemd-pkgconfig.xml" />
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<refsect1 >
<title > See Also</title>
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<para > <simplelist type= "inline" >
<member > <citerefentry > <refentrytitle > systemd</refentrytitle> <manvolnum > 1</manvolnum> </citerefentry> </member>
<member > <citerefentry > <refentrytitle > libsystemd</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
<member > <citerefentry > <refentrytitle > sd-bus</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
<member > <citerefentry > <refentrytitle > sd_bus_error</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
<member > <citerefentry > <refentrytitle > sd_bus_message_set_allow_interactive_authorization</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
<member > <citerefentry project= 'man-pages' > <refentrytitle > errno</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
<member > <citerefentry project= 'man-pages' > <refentrytitle > strerror_r</refentrytitle> <manvolnum > 3</manvolnum> </citerefentry> </member>
</simplelist> </para>
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</refsect1>
</refentry>