.\"	$NetBSD: getdiskrawname.3,v 1.4 2019/03/08 08:12:39 msaitoh Exp $
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.\" Copyright (c) 2012 The NetBSD Foundation, Inc.
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.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Christos Zoulas.
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.Dd March 7, 2012
.Dt GETDISKRAWNAME 3
.Os
.Sh NAME
.Nm getdiskrawname ,
.Nm getdiskcookedname
.Nd get the block/character device name for a disk
.Sh LIBRARY
.Lb libutil
.Sh SYNOPSIS
.In util.h
.Ft const char *
.Fn getdiskrawname "char *buf" "size_t buflen" "const char *name"
.Ft const char *
.Fn getdiskcookedname "char *buf" "size_t buflen" "const char *name"
.Sh DESCRIPTION
The
.Fn getdiskrawname
function converts the
.Fa name
argument that contains a path to a disk block device node to the
path that contains the corresponding character device node.
The
.Fn getdiskcookedname
function converts the
.Fa name
argument that contains a path to a disk character device node to the
path that contains the corresponding block device node.
.Sh RETURN VALUES
On success the absolute pathname of the underlying device node is returned.
On failure
.Dv NULL
is returned and
.Va errno
contains the reason for the error.
.Sh HISTORY
The
.Fn getdiskrawname
and
.Fn getdiskcookedname
functions appeared in
.Nx 7.0 .