1.\"- 2.\" Copyright (c) 2008, 2009 Edward Tomasz Napierala 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.Dd June 25, 2009 26.Dt ACL_GET_BRAND_NP 3 27.Os 28.Sh NAME 29.Nm acl_get_brand_np 30.Nd retrieve the ACL brand from an ACL entry 31.Sh LIBRARY 32.Lb libc 33.Sh SYNOPSIS 34.In sys/types.h 35.In sys/acl.h 36.Ft int 37.Fn acl_get_brand_np "acl_t acl" "int *brand_p" 38.Sh DESCRIPTION 39The 40.Fn acl_get_brand_np 41function 42is a non-portable call that returns the ACL brand for the ACL 43.Fa acl . 44Upon successful completion, the location referred to by the argument 45.Fa brand_p 46will be set to the ACL brand of the ACL 47.Fa acl . 48.Pp 49Branding is an internal mechanism intended to prevent mixing POSIX.1e 50and NFSv4 entries by mistake. 51It's also used by the libc to determine how to print out the ACL. 52The first call to function that is specific for one particular brand - POSIX.1e 53or NFSv4 - "brands" the ACL. 54After that, calling function specific to another brand will result in error. 55.Sh RETURN VALUES 56.Rv -std acl_get_brand_np 57.Sh ERRORS 58The 59.Fn acl_get_brand_np 60function fails if: 61.Bl -tag -width Er 62.It Bq Er EINVAL 63Argument 64.Fa acl 65does not point to a valid ACL. 66.El 67.Sh SEE ALSO 68.Xr acl 3 , 69.Xr posix1e 3 70.Sh STANDARDS 71POSIX.1e is described in IEEE POSIX.1e draft 17. 72.Sh HISTORY 73POSIX.1e support was introduced in 74.Fx 4.0 . 75The 76.Fn acl_get_brand_np 77function was added in 78.Fx 8.0 . 79.Sh AUTHORS 80The 81.Fn acl_get_brand_np 82function was written by 83.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org . 84