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Diffstat (limited to 'man/sd_bus_message_rewind.xml')
-rw-r--r-- | man/sd_bus_message_rewind.xml | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/man/sd_bus_message_rewind.xml b/man/sd_bus_message_rewind.xml new file mode 100644 index 0000000..78f1bbc --- /dev/null +++ b/man/sd_bus_message_rewind.xml @@ -0,0 +1,93 @@ +<?xml version='1.0'?> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> +<!-- SPDX-License-Identifier: LGPL-2.1-or-later --> + +<refentry id="sd_bus_message_rewind" + xmlns:xi="http://www.w3.org/2001/XInclude"> + + <refentryinfo> + <title>sd_bus_message_rewind</title> + <productname>systemd</productname> + </refentryinfo> + + <refmeta> + <refentrytitle>sd_bus_message_rewind</refentrytitle> + <manvolnum>3</manvolnum> + </refmeta> + + <refnamediv> + <refname>sd_bus_message_rewind</refname> + + <refpurpose>Return to beginning of message or current container</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcsynopsisinfo>#include <systemd/sd-bus.h></funcsynopsisinfo> + + <funcprototype> + <funcdef>int <function>sd_bus_message_rewind</function></funcdef> + <paramdef>sd_bus_message *<parameter>m</parameter></paramdef> + <paramdef>int <parameter>complete</parameter></paramdef> + </funcprototype> + </funcsynopsis> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><function>sd_bus_message_rewind()</function> moves the "read pointer" in the message + <parameter>m</parameter> to either the beginning of the message (if + <parameter>complete</parameter> is true) or to the beginning of the currently open container. If + no container is open, <parameter>complete</parameter> has no effect.</para> + </refsect1> + + <refsect1> + <title>Return Value</title> + + <para> + On success, this function returns 0 or a positive integer. The value is zero if the current + container or whole message in case no container is open is empty, and positive otherwise. On + failure, it returns a negative errno-style error code. + </para> + + <refsect2> + <title>Errors</title> + + <para>Returned errors may indicate the following problems:</para> + + <variablelist> + <varlistentry> + <term><constant>-EINVAL</constant></term> + + <listitem><para>The <parameter>m</parameter> parameter is <constant>NULL</constant>.</para></listitem> + </varlistentry> + + <varlistentry> + <term><constant>-EPERM</constant></term> + + <listitem><para>The message <parameter>m</parameter> has not been sealed.</para></listitem> + </varlistentry> + </variablelist> + </refsect2> + </refsect1> + + <xi:include href="libsystemd-pkgconfig.xml" /> + + <refsect1> + <title>History</title> + <para><function>sd_bus_message_rewind()</function> was added in version 240.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>sd-bus</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>sd_bus_message_read</refentrytitle><manvolnum>3</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |