freebsd-skq/lib/libposix1e/acl_init.c
rwatson 8e7df2068e o Update copyright dates.
o Rename internal library functions so that they are prefixed with
  _posix1e or _POSIX1E, removing them from the application namespace (and
  potential conflict with other ACL functions elsewhere in the system).

Obtained from:	TrustedBSD Project
2001-03-13 02:31:32 +00:00

69 lines
2.0 KiB
C

/*-
* Copyright (c) 1999, 2000, 2001 Robert N. M. Watson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* acl_init -- return a fresh acl structure
* acl_dup -- duplicate an acl and return the new copy
*/
#include <sys/types.h>
#include <sys/acl.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
acl_t
acl_init(int count)
{
struct acl *acl;
if (count > ACL_MAX_ENTRIES) {
errno = ENOMEM;
return (NULL);
}
acl = (struct acl *) malloc(sizeof(struct acl));
if (acl != NULL)
bzero(acl, sizeof(struct acl));
return (acl);
}
acl_t
acl_dup(acl_t acl)
{
struct acl *acl_new;
acl_new = acl_init(ACL_MAX_ENTRIES);
if (!acl_new)
return(NULL);
*acl_new = *acl;
return(acl_new);
}