| /* |
| * GPL HEADER START |
| * |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 only, |
| * as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License version 2 for more details (a copy is included |
| * in the LICENSE file that accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License |
| * version 2 along with this program; If not, see |
| * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| * GPL HEADER END |
| */ |
| /* |
| * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. |
| * Use is subject to license terms. |
| */ |
| /* |
| * Copyright (c) 2011, 2012, Intel Corporation. |
| */ |
| /* |
| * This file is part of Lustre, http://www.lustre.org/ |
| * Lustre is a trademark of Sun Microsystems, Inc. |
| * |
| * lustre/lustre/include/lustre_idmap.h |
| * |
| * MDS data structures. |
| * See also lustre_idl.h for wire formats of requests. |
| */ |
| |
| #ifndef _LUSTRE_EACL_H |
| #define _LUSTRE_EACL_H |
| |
| /** \defgroup eacl eacl |
| * |
| * @{ |
| */ |
| |
| #ifdef CONFIG_FS_POSIX_ACL |
| |
| #include <linux/posix_acl_xattr.h> |
| |
| typedef struct { |
| __u16 e_tag; |
| __u16 e_perm; |
| __u32 e_id; |
| __u32 e_stat; |
| } ext_acl_xattr_entry; |
| |
| typedef struct { |
| __u32 a_count; |
| ext_acl_xattr_entry a_entries[0]; |
| } ext_acl_xattr_header; |
| |
| #define CFS_ACL_XATTR_SIZE(count, prefix) \ |
| (sizeof(prefix ## _header) + (count) * sizeof(prefix ## _entry)) |
| |
| #define CFS_ACL_XATTR_COUNT(size, prefix) \ |
| (((size) - sizeof(prefix ## _header)) / sizeof(prefix ## _entry)) |
| |
| extern ext_acl_xattr_header * |
| lustre_posix_acl_xattr_2ext(posix_acl_xattr_header *header, int size); |
| extern int |
| lustre_posix_acl_xattr_filter(posix_acl_xattr_header *header, size_t size, |
| posix_acl_xattr_header **out); |
| extern void |
| lustre_ext_acl_xattr_free(ext_acl_xattr_header *header); |
| extern ext_acl_xattr_header * |
| lustre_acl_xattr_merge2ext(posix_acl_xattr_header *posix_header, int size, |
| ext_acl_xattr_header *ext_header); |
| |
| #endif /* CONFIG_FS_POSIX_ACL */ |
| |
| /** @} eacl */ |
| |
| #endif |