1/*
2  File: acl_copy_ext.c
3
4  Copyright (C) 1999, 2000
5  Andreas Gruenbacher, <a.gruenbacher@computer.org>
6
7  This program is free software; you can redistribute it and/or
8  modify it under the terms of the GNU Library General Public
9  License as published by the Free Software Foundation; either
10  version 2 of the License, or (at your option) any later version.
11
12  This program is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  Library General Public License for more details.
16
17  You should have received a copy of the GNU Library General Public
18  License along with this library; if not, write to the Free Software
19  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20*/
21
22#include "libacl.h"
23
24
25/* 23.4.5 */
26ssize_t
27acl_copy_ext(void *buf_p, acl_t acl, ssize_t size)
28{
29	struct __acl *acl_ext = (struct __acl *)buf_p;
30	struct __acl_entry *ent_p = acl_ext->x_entries;
31	acl_obj *acl_obj_p = ext2int(acl, acl);
32	acl_entry_obj *entry_obj_p;
33	ssize_t size_required;
34
35	if (!acl_obj_p)
36		return -1;
37	size_required = sizeof(struct __acl) +
38	                acl_obj_p->aused * sizeof(struct __acl_entry);
39	if (size < size_required) {
40		errno = ERANGE;
41		return -1;
42	}
43	acl_ext->x_size = size_required;
44	FOREACH_ACL_ENTRY(entry_obj_p, acl_obj_p) {
45		//ent_p->e_tag  = cpu_to_le16(entry_obj_p->etag);
46		//ent_p->e_perm = cpu_to_le16(entry_obj_p->eperm.sperm);
47		//ent_p->e_id   = cpu_to_le32(entry_obj_p->eid.quid);
48		*ent_p++ = entry_obj_p->eentry;
49	}
50	return 0;
51}
52
53