1.\"- 2.\" Copyright (c) 2001 Chris D. Faulhaber 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 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 April 10, 2001 29.Dt ACL_GET_PERM_NP 3 30.Os 31.Sh NAME 32.Nm acl_get_perm_np 33.Nd "check if a permission is set in a permission set" 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_perm_np "acl_permset_t permset_d" "acl_perm_t perm" 41.Sh DESCRIPTION 42The 43.Fn acl_get_perm_np 44function 45is a non-portable function that checks if a permission is set in 46a permission set. 47.Sh RETURN VALUES 48If the permission in 49.Fa perm 50is set in the permission set 51.Fa permset_d , 52a value of 531 54is returned, otherwise a value of 550 56is returned. 57.Sh ERRORS 58If any of the following conditions occur, the 59.Fn acl_get_perm_np 60function will return a value of 61\-1 62and set global variable 63.Va errno 64to the corresponding value: 65.Bl -tag -width Er 66.It Bq Er EINVAL 67Argument 68.Fa perm 69does not contain a valid ACL permission or argument 70.Fa permset_d 71is not a valid ACL permset. 72.El 73.Sh SEE ALSO 74.Xr acl 3 , 75.Xr acl_add_perm 3 , 76.Xr acl_clear_perms 3 , 77.Xr acl_delete_perm 3 , 78.Xr acl_get_permset 3 , 79.Xr acl_set_permset 3 , 80.Xr posix1e 3 81.Sh STANDARDS 82POSIX.1e is described in IEEE POSIX.1e draft 17. 83.Sh HISTORY 84POSIX.1e support was introduced in 85.Fx 4.0 . 86The 87.Fn acl_get_perm_np 88function was added in 89.Fx 5.0 . 90.Sh AUTHORS 91The 92.Fn acl_get_perm_np 93function was written by 94.An Chris D. Faulhaber Aq jedgar@fxp.org . 95