1.\" $NetBSD: acl_strip_np.3,v 1.2 2020/06/18 19:46:34 wiz Exp $ 2.\"- 3.\" Copyright (c) 2008, 2009 Edward Tomasz Napierala 4.\" All rights reserved. 5.\" 6.\" This software was developed by Robert Watson for the TrustedBSD Project. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27.\" SUCH DAMAGE. 28.\" 29.\" $FreeBSD: head/lib/libc/posix1e/acl_strip_np.3 267774 2014-06-23 08:25:03Z bapt $ 30.\" 31.Dd June 25, 2009 32.Dt ACL_STRIP_NP 3 33.Os 34.Sh NAME 35.Nm acl_strip_np 36.Nd strip extended entries from an ACL 37.Sh LIBRARY 38.Lb libc 39.Sh SYNOPSIS 40.In sys/types.h 41.In sys/acl.h 42.Ft acl_t 43.Fn acl_strip_np "const acl_t acl" "int recalculate_mask" 44.Sh DESCRIPTION 45The 46.Fn acl_strip_np 47function returns a pointer to a trivial ACL computed from the ACL pointed 48to by the argument 49.Va acl . 50.Pp 51This function may cause memory to be allocated. 52The caller should free any 53releasable memory, when the new ACL is no longer required, by calling 54.Xr acl_free 3 55with the 56.Va (void*)acl_t 57as an argument. 58.Pp 59Any existing ACL pointers that refer to the ACL referred to by 60.Va acl 61shall continue to refer to the ACL. 62.Sh RETURN VALUES 63Upon successful completion, this function shall return a pointer to the 64newly allocated ACL. 65Otherwise, a value of 66.Va (acl_t)NULL 67shall be returned, and 68.Va errno 69shall be set to indicate the error. 70.Sh ERRORS 71If any of the following conditions occur, the 72.Fn acl_init 73function shall return a value of 74.Va (acl_t)NULL 75and set 76.Va errno 77to the corresponding value: 78.Bl -tag -width Er 79.It Bq Er EINVAL 80Argument 81.Va acl 82does not point to a valid ACL. 83.It Bq Er ENOMEM 84The 85.Va acl_t 86to be returned requires more memory than is allowed by the hardware or 87system-imposed memory management constraints. 88.El 89.Sh SEE ALSO 90.Xr acl 3 , 91.Xr acl_is_trivial_np 3 , 92.Xr posix1e 3 93.Sh STANDARDS 94POSIX.1e is described in IEEE POSIX.1e draft 17. 95Discussion 96of the draft continues on the cross-platform POSIX.1e implementation 97mailing list. 98To join this list, see the 99.Fx 100POSIX.1e implementation 101page for more information. 102.Sh HISTORY 103POSIX.1e support was introduced in 104.Fx 4.0 . 105The 106.Fn acl_strip_np 107function was added in 108.Fx 8.0 . 109.Sh AUTHORS 110.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org 111