1.\"- 2.\" Copyright (c) 2008, 2009 Edward Tomasz Napierala 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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd June 25, 2009 29.Dt ACL_GET_BRAND_NP 3 30.Os 31.Sh NAME 32.Nm acl_get_brand_np 33.Nd retrieve the ACL brand from an ACL entry 34.Sh LIBRARY 35.Lb libc 36.Sh SYNOPSIS 37.In sys/types.h 38.In sys/acl.h 39.Ft int 40.Fn acl_get_brand_np "acl_t acl" "int *brand_p" 41.Sh DESCRIPTION 42The 43.Fn acl_get_brand_np 44function 45is a non-portable call that returns the ACL brand for the ACL 46.Fa acl . 47Upon successful completion, the location referred to by the argument 48.Fa brand_p 49will be set to the ACL brand of the ACL 50.Fa acl . 51.Pp 52Branding is an internal mechanism intended to prevent mixing POSIX.1e 53and NFSv4 entries by mistake. 54It's also used by the libc to determine how to print out the ACL. 55The first call to function that is specific for one particular brand - POSIX.1e 56or NFSv4 - "brands" the ACL. 57After that, calling function specific to another brand will result in error. 58.Sh RETURN VALUES 59.Rv -std acl_get_brand_np 60.Sh ERRORS 61The 62.Fn acl_get_brand_np 63function fails if: 64.Bl -tag -width Er 65.It Bq Er EINVAL 66Argument 67.Fa acl 68does not point to a valid ACL. 69.El 70.Sh SEE ALSO 71.Xr acl 3 , 72.Xr posix1e 3 73.Sh STANDARDS 74POSIX.1e is described in IEEE POSIX.1e draft 17. 75.Sh HISTORY 76POSIX.1e support was introduced in 77.Fx 4.0 . 78The 79.Fn acl_get_brand_np 80function was added in 81.Fx 8.0 . 82.Sh AUTHORS 83The 84.Fn acl_get_brand_np 85function was written by 86.An Edward Tomasz Napierala Aq trasz@FreeBSD.org . 87