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Diffstat (limited to 'man/udev_device_get_syspath.xml')
| -rw-r--r-- | man/udev_device_get_syspath.xml | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/man/udev_device_get_syspath.xml b/man/udev_device_get_syspath.xml new file mode 100644 index 0000000..f6d89c3 --- /dev/null +++ b/man/udev_device_get_syspath.xml @@ -0,0 +1,198 @@ +<?xml version='1.0'?> <!--*-nxml-*--> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [ +<!ENTITY % entities SYSTEM "custom-entities.ent" > +%entities; +]> +<!-- SPDX-License-Identifier: LGPL-2.1-or-later --> + +<refentry id="udev_device_get_syspath" + xmlns:xi="http://www.w3.org/2001/XInclude"> + + <refentryinfo> + <title>udev_device_get_syspath</title> + <productname>systemd</productname> + </refentryinfo> + + <refmeta> + <refentrytitle>udev_device_get_syspath</refentrytitle> + <manvolnum>3</manvolnum> + </refmeta> + + <refnamediv> + <refname>udev_device_get_syspath</refname> + <refname>udev_device_get_sysname</refname> + <refname>udev_device_get_sysnum</refname> + <refname>udev_device_get_devpath</refname> + <refname>udev_device_get_devnode</refname> + <refname>udev_device_get_devnum</refname> + <refname>udev_device_get_devtype</refname> + <refname>udev_device_get_subsystem</refname> + <refname>udev_device_get_driver</refname> + <refname>udev_device_get_udev</refname> + <refname>udev_device_get_parent</refname> + <refname>udev_device_get_parent_with_subsystem_devtype</refname> + <refname>udev_device_get_is_initialized</refname> + <refname>udev_device_get_action</refname> + + <refpurpose>Query device properties</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcsynopsisinfo>#include <libudev.h></funcsynopsisinfo> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_syspath</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_sysname</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_sysnum</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_devpath</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_devnode</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>dev_t <function>udev_device_get_devnum</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_devtype</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_subsystem</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_driver</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev *<function>udev_device_get_udev</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev_device *<function>udev_device_get_parent</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>struct udev_device *<function>udev_device_get_parent_with_subsystem_devtype</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + <paramdef>const char *<parameter>subsystem</parameter></paramdef> + <paramdef>const char *<parameter>devtype</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>int <function>udev_device_get_is_initialized</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + <funcprototype> + <funcdef>const char *<function>udev_device_get_action</function></funcdef> + <paramdef>struct udev_device *<parameter>udev_device</parameter></paramdef> + </funcprototype> + + </funcsynopsis> + </refsynopsisdiv> + + <!--<refsect1> + <title>Description</title> + + <para>XXX: Add documentation.</para> + </refsect1>--> + + <refsect1> + <title>Return Value</title> + + <para>On success, <function>udev_device_get_syspath()</function>, + <function>udev_device_get_sysname()</function>, + <function>udev_device_get_sysnum()</function>, + <function>udev_device_get_devpath()</function>, + <function>udev_device_get_devnode()</function>, + <function>udev_device_get_devtype()</function>, + <function>udev_device_get_subsystem()</function>, + <function>udev_device_get_driver()</function> and + <function>udev_device_get_action()</function> return a pointer + to a constant string that describes the requested property. The + lifetime of this string is bound to the device it was requested + on. On failure, each function may return + <constant>NULL</constant>.</para> + + <para>On success, <function>udev_device_get_devnum()</function> + returns the device type of the passed device. On failure, a + device type with minor and major number set to + <constant>0</constant> is returned.</para> + + <para><function>udev_device_get_udev()</function> always returns + a valid pointer to the udev context that this device belongs + to.</para> + + <para>On success, <function>udev_device_get_parent()</function> + and + <function>udev_device_get_parent_with_subsystem_devtype()</function> + return a pointer to the parent device. No additional reference + to this device is acquired, but the child device owns a reference + to such a parent device. On failure, <constant>NULL</constant> + is returned.</para> + + <para>On success, <function>udev_device_get_is_initialized()</function> returns either <constant>1</constant> or + <constant>0</constant>, depending on whether the passed device has already been initialized by udev or not. On + failure, a negative error code is returned. Note that devices for which no udev rules are defined are never + reported initialized.</para> + </refsect1> + + <refsect1> + <title>History</title> + <para><function>udev_device_get_syspath()</function>, + <function>udev_device_get_sysname()</function>, + <function>udev_device_get_sysnum()</function>, + <function>udev_device_get_devpath()</function>, + <function>udev_device_get_devnode()</function>, + <function>udev_device_get_devnum()</function>, + <function>udev_device_get_devtype()</function>, + <function>udev_device_get_subsystem()</function>, + <function>udev_device_get_driver()</function>, + <function>udev_device_get_udev()</function>, + <function>udev_device_get_parent()</function>, + <function>udev_device_get_parent_with_subsystem_devtype()</function>, + <function>udev_device_get_is_initialized()</function>, and + <function>udev_device_get_action()</function> were added in version 221.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + + <para> + <citerefentry><refentrytitle>udev_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_device_new_from_syspath</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_device_has_tag</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_enumerate_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_monitor_new_from_netlink</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>udev_list_entry</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> |