xref: /freebsd-10.3-release/lib/libc/posix1e/acl_entry.c

/*
 * Copyright (c) 2001 Chris D. Faulhaber
 * 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: head/lib/libc/posix1e/acl_entry.c 74667 2001-03-22 22:31:01Z jedgar $
 */

#include <sys/types.h>
#include <sys/acl.h>

#include <errno.h>
#include <stdlib.h>

#define ACL_UNDEFINED_ID	-1
#define ACL_UNDEFINED_TAG	-1

int
acl_create_entry(acl_t *acl_p, acl_entry_t *entry_p)
{
	acl_t acl;
	struct acl_entry newentry;

	if (!acl_p || !*acl_p || ((*acl_p)->acl_cnt >= ACL_MAX_ENTRIES) ||
	    ((*acl_p)->acl_cnt < 0)) {
		errno = EINVAL;
		return -1;
	}

	entry_p = malloc(sizeof(acl_entry_t));
	if (!entry_p)
		return -1;
	*entry_p = malloc(sizeof(struct acl_entry));
	if (!*entry_p)
		return -1;

	acl = *acl_p;

	**entry_p = acl->acl_entry[acl->acl_cnt];

	(**entry_p).ae_tag  = ACL_UNDEFINED_TAG;
	(**entry_p).ae_id   = ACL_UNDEFINED_ID;
	(**entry_p).ae_perm = ACL_PERM_NONE;

	acl->acl_entry[acl->acl_cnt] = newentry;
	acl->acl_cnt++;

	**entry_p = newentry;

	/* XXX - ok? */
	free(*entry_p);
	free(entry_p);

	return 0;
}

int
acl_get_entry(acl_t acl, int entry_id, acl_entry_t *entry_p)
{

	errno = ENOSYS;
	return -1;
}