mirror of
https://github.com/systemd/systemd
synced 2024-09-06 16:56:43 +00:00
99 lines
3.6 KiB
XML
99 lines
3.6 KiB
XML
<?xml version='1.0'?>
|
|
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
|
"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
|
|
<!-- SPDX-License-Identifier: LGPL-2.1-or-later -->
|
|
|
|
<refentry id="sd_bus_slot_get_bus" xmlns:xi="http://www.w3.org/2001/XInclude">
|
|
<refentryinfo>
|
|
<title>sd_bus_slot_get_bus</title>
|
|
<productname>systemd</productname>
|
|
</refentryinfo>
|
|
|
|
<refmeta>
|
|
<refentrytitle>sd_bus_slot_get_bus</refentrytitle>
|
|
<manvolnum>3</manvolnum>
|
|
</refmeta>
|
|
|
|
<refnamediv>
|
|
<refname>sd_bus_slot_get_bus</refname>
|
|
<refname>sd_bus_slot_get_current_handler</refname>
|
|
<refname>sd_bus_slot_get_current_message</refname>
|
|
<refname>sd_bus_slot_get_current_userdata</refname>
|
|
|
|
<refpurpose>Query information attached to a bus slot object</refpurpose>
|
|
</refnamediv>
|
|
|
|
<refsynopsisdiv>
|
|
<funcsynopsis>
|
|
<funcsynopsisinfo>#include <systemd/sd-bus.h></funcsynopsisinfo>
|
|
|
|
<xi:include href="sd_bus_add_match.xml" xpointer="sd_bus_message_handler_t"/>
|
|
|
|
<funcprototype>
|
|
<funcdef>sd_bus *<function>sd_bus_slot_get_bus</function></funcdef>
|
|
<paramdef>sd_bus_slot *<parameter>slot</parameter></paramdef>
|
|
</funcprototype>
|
|
|
|
<funcprototype>
|
|
<funcdef>sd_bus_message_handler_t <function>sd_bus_slot_get_current_handler</function>
|
|
</funcdef>
|
|
<paramdef>sd_bus_slot *<parameter>slot</parameter></paramdef>
|
|
</funcprototype>
|
|
|
|
<funcprototype>
|
|
<funcdef>sd_bus_message *<function>sd_bus_slot_get_current_message</function></funcdef>
|
|
<paramdef>sd_bus_slot *<parameter>slot</parameter></paramdef>
|
|
</funcprototype>
|
|
|
|
<funcprototype>
|
|
<funcdef>void *<function>sd_bus_slot_get_current_userdata</function></funcdef>
|
|
<paramdef>sd_bus_slot *<parameter>slot</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
|
|
<refsect1>
|
|
<title>Description</title>
|
|
|
|
<para><function>sd_bus_slot_get_bus()</function> returns the bus object that message
|
|
<parameter>slot</parameter> is attached to.</para>
|
|
|
|
<para><function>sd_bus_slot_get_current_handler()</function>,
|
|
<function>sd_bus_slot_get_current_message()</function> and
|
|
<function>sd_bus_slot_get_current_userdata()</function> return the current handler, message and
|
|
userdata respectively of the bus <parameter>slot</parameter> is attached to if we're currently
|
|
executing the callback associated with <parameter>slot</parameter>.</para>
|
|
</refsect1>
|
|
|
|
<refsect1>
|
|
<title>Return Value</title>
|
|
|
|
<para><function>sd_bus_slot_get_bus()</function> always returns the bus object.</para>
|
|
|
|
<para>On success, <function>sd_bus_slot_get_current_handler()</function>,
|
|
<function>sd_bus_slot_get_current_message()</function> and
|
|
<function>sd_bus_slot_get_current_userdata()</function> return the requested object. On failure,
|
|
they return <constant>NULL</constant>.</para>
|
|
</refsect1>
|
|
|
|
<xi:include href="libsystemd-pkgconfig.xml" />
|
|
|
|
<refsect1>
|
|
<title>History</title>
|
|
<para><function>sd_bus_slot_get_bus()</function>,
|
|
<function>sd_bus_slot_get_current_handler()</function>,
|
|
<function>sd_bus_slot_get_current_message()</function>, and
|
|
<function>sd_bus_slot_get_current_userdata()</function> were added in version 246.</para>
|
|
</refsect1>
|
|
|
|
<refsect1>
|
|
<title>See Also</title>
|
|
|
|
<para><simplelist type="inline">
|
|
<member><citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry></member>
|
|
<member><citerefentry><refentrytitle>sd-bus</refentrytitle><manvolnum>3</manvolnum></citerefentry></member>
|
|
</simplelist></para>
|
|
</refsect1>
|
|
|
|
</refentry>
|