xref: /freebsd/share/man/man9/g_provider_by_name.9 (revision 25ecdc7d52770caf1c9b44b5ec11f468f6b636f3)
1.\"
2.\" Copyright (c) 2004 Pawel Jakub Dawidek <pjd@FreeBSD.org>
3.\" All rights reserved.
4.\"
5.\" Redistribution and use in source and binary forms, with or without
6.\" modification, are permitted provided that the following conditions
7.\" are met:
8.\" 1. Redistributions of source code must retain the above copyright
9.\"    notice, this list of conditions and the following disclaimer.
10.\" 2. Redistributions in binary form must reproduce the above copyright
11.\"    notice, this list of conditions and the following disclaimer in the
12.\"    documentation and/or other materials provided with the distribution.
13.\"
14.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
15.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24.\"
25.\" $FreeBSD$
26.\"
27.Dd January 29, 2021
28.Dt G_PROVIDER_BY_NAME 9
29.Os
30.Sh NAME
31.Nm g_provider_by_name
32.Nd "find GEOM provider with given name"
33.Sh SYNOPSIS
34.In geom/geom.h
35.Ft "struct g_provider *"
36.Fn g_provider_by_name "const char *name"
37.Sh DESCRIPTION
38The
39.Fn g_provider_by_name
40function searches for a provider called
41.Fa name
42and returns the structure
43.Vt g_provider
44bound to it.
45Argument
46.Fa name
47can be a name or full path (i.e.,
48.Dq Pa da0 ,
49or
50.Dq Pa /dev/da0 ) .
51.Sh RESTRICTIONS/CONDITIONS
52The topology lock has to be held.
53.Sh RETURN VALUES
54The
55.Fn g_provider_by_name
56function
57returns a pointer to the provider called
58.Fa name
59or
60.Dv NULL
61if there is no such provider.
62.Sh SEE ALSO
63.Xr geom 4 ,
64.Xr DECLARE_GEOM_CLASS 9 ,
65.Xr g_access 9 ,
66.Xr g_attach 9 ,
67.Xr g_bio 9 ,
68.Xr g_consumer 9 ,
69.Xr g_data 9 ,
70.Xr g_event 9 ,
71.Xr g_geom 9 ,
72.Xr g_provider 9 ,
73.Xr g_wither_geom 9
74.Sh AUTHORS
75.An -nosplit
76This manual page was written by
77.An Pawel Jakub Dawidek Aq Mt pjd@FreeBSD.org .
78