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1 | /* |
2 | * Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved. | |
5000d01d | 3 | * |
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4 | * This program is free software; you can redistribute it and/or modify it |
5 | * under the terms of version 2 of the GNU General Public License as | |
6 | * published by the Free Software Foundation. | |
5000d01d | 7 | * |
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8 | * This program is distributed in the hope that it would be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
5000d01d | 11 | * |
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12 | * Further, this software is distributed without any warranty that it is |
13 | * free of the rightful claim of any third person regarding infringement | |
5000d01d | 14 | * or the like. Any license provided herein, whether implied or |
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15 | * otherwise, applies only to this software file. Patent licenses, if |
16 | * any, provided herein do not apply to combinations of this program with | |
17 | * other software, or any other product whatsoever. | |
5000d01d | 18 | * |
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19 | * You should have received a copy of the GNU General Public License along |
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | |
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
5000d01d | 22 | * |
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23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, |
24 | * Mountain View, CA 94043, or: | |
5000d01d SL |
25 | * |
26 | * http://www.sgi.com | |
27 | * | |
28 | * For further information regarding this notice, see: | |
29 | * | |
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30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ |
31 | */ | |
32 | #ifndef __XFS_CAP_H__ | |
33 | #define __XFS_CAP_H__ | |
34 | ||
35 | /* | |
36 | * Capabilities | |
37 | */ | |
38 | typedef __uint64_t xfs_cap_value_t; | |
39 | ||
40 | typedef struct xfs_cap_set { | |
5000d01d SL |
41 | xfs_cap_value_t cap_effective; /* use in capability checks */ |
42 | xfs_cap_value_t cap_permitted; /* combined with file attrs */ | |
43 | xfs_cap_value_t cap_inheritable;/* pass through exec */ | |
e49e365f NS |
44 | } xfs_cap_set_t; |
45 | ||
46 | /* On-disk XFS extended attribute names */ | |
47 | #define SGI_CAP_FILE "SGI_CAP_FILE" | |
48 | #define SGI_CAP_FILE_SIZE (sizeof(SGI_CAP_FILE)-1) | |
85a875e9 ES |
49 | #define SGI_CAP_LINUX "SGI_CAP_LINUX" |
50 | #define SGI_CAP_LINUX_SIZE (sizeof(SGI_CAP_LINUX)-1) | |
e49e365f | 51 | |
85a875e9 ES |
52 | /* |
53 | * For Linux, we take the bitfields directly from capability.h | |
54 | * and no longer attempt to keep this attribute ondisk compatible | |
55 | * with IRIX. Since this attribute is only set on exectuables, | |
56 | * it just doesn't make much sense to try. We do use a different | |
57 | * named attribute though, to avoid confusion. | |
58 | */ | |
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59 | |
60 | #ifdef __KERNEL__ | |
61 | ||
902f1d75 NS |
62 | #ifdef CONFIG_FS_POSIX_CAP |
63 | ||
64 | #include <linux/posix_cap_xattr.h> | |
65 | ||
66 | struct vnode; | |
67 | ||
68 | extern int xfs_cap_vhascap(struct vnode *); | |
69 | extern int xfs_cap_vset(struct vnode *, void *, size_t); | |
70 | extern int xfs_cap_vget(struct vnode *, void *, size_t); | |
71 | extern int xfs_cap_vremove(struct vnode *vp); | |
72 | ||
73 | #define _CAP_EXISTS xfs_cap_vhascap | |
74 | ||
75 | #else | |
76 | #define xfs_cap_vset(v,p,sz) (-ENOTSUP) | |
77 | #define xfs_cap_vget(v,p,sz) (-ENOTSUP) | |
78 | #define xfs_cap_vremove(v) (-ENOTSUP) | |
79 | #define _CAP_EXISTS (NULL) | |
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80 | #endif |
81 | ||
82 | #endif /* __KERNEL__ */ | |
83 | ||
5000d01d | 84 | #endif /* __XFS_CAP_H__ */ |