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1 | <?xml version='1.0'?> <!--*-nxml-*--> |
2 | <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" | |
3 | "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [ | |
4 | <!ENTITY % entities SYSTEM "custom-entities.ent" > | |
5 | %entities; | |
6 | ]> | |
7 | ||
8 | <!-- | |
572eb058 ZJS |
9 | SPDX-License-Identifier: LGPL-2.1+ |
10 | ||
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11 | This file is part of systemd. |
12 | ||
13 | Copyright 2015 David Herrmann <dh.herrmann@gmail.com> | |
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14 | --> |
15 | ||
16 | <refentry id="udev_enumerate_scan_devices" | |
17 | xmlns:xi="http://www.w3.org/2001/XInclude"> | |
18 | ||
19 | <refentryinfo> | |
20 | <title>udev_enumerate_scan_devices</title> | |
21 | <productname>systemd</productname> | |
22 | ||
23 | <authorgroup> | |
24 | <author> | |
25 | <contrib>Developer</contrib> | |
26 | <firstname>David</firstname> | |
27 | <surname>Herrmann</surname> | |
28 | <email>dh.herrmann@gmail.com</email> | |
29 | </author> | |
30 | </authorgroup> | |
31 | </refentryinfo> | |
32 | ||
33 | <refmeta> | |
34 | <refentrytitle>udev_enumerate_scan_devices</refentrytitle> | |
35 | <manvolnum>3</manvolnum> | |
36 | </refmeta> | |
37 | ||
38 | <refnamediv> | |
39 | <refname>udev_enumerate_scan_devices</refname> | |
40 | <refname>udev_enumerate_scan_subsystems</refname> | |
41 | <refname>udev_enumerate_get_list_entry</refname> | |
42 | <refname>udev_enumerate_add_syspath</refname> | |
43 | <refname>udev_enumerate_get_udev</refname> | |
44 | ||
45 | <refpurpose>Query or modify a udev enumerate object</refpurpose> | |
46 | </refnamediv> | |
47 | ||
48 | <refsynopsisdiv> | |
49 | <funcsynopsis> | |
50 | <funcsynopsisinfo>#include <libudev.h></funcsynopsisinfo> | |
51 | ||
52 | <funcprototype> | |
53 | <funcdef>int <function>udev_enumerate_scan_devices</function></funcdef> | |
54 | <paramdef>struct udev_enumerate *<parameter>udev_enumerate</parameter></paramdef> | |
55 | </funcprototype> | |
56 | ||
57 | <funcprototype> | |
58 | <funcdef>int <function>udev_enumerate_scan_subsystems</function></funcdef> | |
59 | <paramdef>struct udev_enumerate *<parameter>udev_enumerate</parameter></paramdef> | |
60 | </funcprototype> | |
61 | ||
62 | <funcprototype> | |
63 | <funcdef>struct udev_list_entry *<function>udev_enumerate_get_list_entry</function></funcdef> | |
64 | <paramdef>struct udev_enumerate *<parameter>udev_enumerate</parameter></paramdef> | |
65 | </funcprototype> | |
66 | ||
67 | <funcprototype> | |
68 | <funcdef>int <function>udev_enumerate_add_syspath</function></funcdef> | |
69 | <paramdef>struct udev_enumerate *<parameter>udev_enumerate</parameter></paramdef> | |
70 | <paramdef>const char *<parameter>syspath</parameter></paramdef> | |
71 | </funcprototype> | |
72 | ||
73 | <funcprototype> | |
74 | <funcdef>struct udev *<function>udev_enumerate_get_udev</function></funcdef> | |
75 | <paramdef>struct udev_enumerate *<parameter>udev_enumerate</parameter></paramdef> | |
76 | </funcprototype> | |
77 | ||
78 | </funcsynopsis> | |
79 | </refsynopsisdiv> | |
80 | ||
81 | <!--<refsect1> | |
82 | <title>Description</title> | |
83 | ||
84 | <para>XXX: Add short description.</para> | |
85 | </refsect1>--> | |
86 | ||
87 | <refsect1> | |
88 | <title>Return Value</title> | |
89 | ||
90 | <para>On success, | |
91 | <function>udev_enumerate_scan_devices()</function>, | |
92 | <function>udev_enumerate_scan_subsystems()</function> and | |
93 | <function>udev_enumerate_add_syspath()</function> | |
94 | return an integer greater than, or equal to, | |
95 | <constant>0</constant>.</para> | |
96 | ||
97 | <para>On success, | |
98 | <function>udev_enumerate_get_list_entry()</function> | |
99 | returns a pointer to the first entry in the list of found | |
100 | devices. If the list is empty, or on failure, | |
101 | <constant>NULL</constant> is returned.</para> | |
102 | ||
103 | <para><function>udev_enumerate_get_udev()</function> always | |
a8eaaee7 | 104 | returns a pointer to the udev context that this enumerated |
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105 | object is associated with.</para> |
106 | </refsect1> | |
107 | ||
108 | <refsect1> | |
109 | <title>See Also</title> | |
110 | ||
111 | <para> | |
112 | <citerefentry><refentrytitle>udev_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
113 | <citerefentry><refentrytitle>udev_device_new_from_syspath</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
114 | <citerefentry><refentrytitle>udev_enumerate_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
115 | <citerefentry><refentrytitle>udev_enumerate_add_match_subsystem</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
116 | <citerefentry><refentrytitle>udev_monitor_new_from_netlink</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
117 | <citerefentry><refentrytitle>udev_list_entry</refentrytitle><manvolnum>3</manvolnum></citerefentry>, | |
118 | <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
119 | </para> | |
120 | </refsect1> | |
121 | ||
122 | </refentry> |