4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
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17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
27 * Copyright (c) 2012, 2016, Intel Corporation.
30 * This file is part of Lustre, http://www.lustre.org/
31 * Lustre is a trademark of Sun Microsystems, Inc.
33 * lustre/lustre/include/lustre_idmap.h
35 * MDS data structures.
36 * See also lustre_idl.h for wire formats of requests.
39 #ifndef _LUSTRE_EACL_H
40 #define _LUSTRE_EACL_H
42 /** \defgroup eacl eacl
47 #ifdef CONFIG_FS_POSIX_ACL
48 # include <linux/fs.h>
49 # include <linux/posix_acl_xattr.h>
56 } ext_acl_xattr_entry;
60 ext_acl_xattr_entry a_entries[0];
61 } ext_acl_xattr_header;
63 #define CFS_ACL_XATTR_SIZE(count, prefix) \
64 (sizeof(prefix ## _header) + (count) * sizeof(prefix ## _entry))
66 #define CFS_ACL_XATTR_COUNT(size, prefix) \
67 (((size) - sizeof(prefix ## _header)) / sizeof(prefix ## _entry))
69 #ifdef HAVE_SERVER_SUPPORT
72 struct lustre_idmap_table;
74 extern int lustre_posix_acl_permission(struct lu_ucred *mu,
75 const struct lu_attr *la, int want,
76 posix_acl_xattr_entry *entry,
78 extern int lustre_posix_acl_chmod_masq(posix_acl_xattr_entry *entry,
79 __u32 mode, int count);
80 extern int lustre_posix_acl_create_masq(posix_acl_xattr_entry *entry,
81 __u32 *pmode, int count);
82 extern int lustre_posix_acl_equiv_mode(posix_acl_xattr_entry *entry, mode_t *mode_p,
84 #endif /* HAVE_SERVER_SUPPORT */
85 #endif /* CONFIG_FS_POSIX_ACL */