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4b393c50 | 1 | /* |
716154c5 BB |
2 | * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC. |
3 | * Copyright (C) 2007 The Regents of the University of California. | |
4 | * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). | |
5 | * Written by Brian Behlendorf <behlendorf1@llnl.gov>. | |
6 | * UCRL-CODE-235197 | |
7 | * | |
8 | * This file is part of the SPL, Solaris Porting Layer. | |
3d6af2dd | 9 | * For details, see <http://zfsonlinux.org/>. |
716154c5 BB |
10 | * |
11 | * The SPL is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
15 | * | |
16 | * The SPL is distributed in the hope that it will be useful, but WITHOUT | |
17 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
18 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
19 | * for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License along | |
22 | * with the SPL. If not, see <http://www.gnu.org/licenses/>. | |
4b393c50 | 23 | */ |
716154c5 | 24 | |
09b414e8 | 25 | #ifndef _SPL_CRED_H |
5461eefe | 26 | #define _SPL_CRED_H |
f1ca4da6 | 27 | |
f1b59d26 | 28 | #include <linux/module.h> |
9490c148 | 29 | #include <sys/types.h> |
2bdb28fb | 30 | #include <sys/vfs.h> |
f1ca4da6 | 31 | |
ec7d53e9 | 32 | typedef struct cred cred_t; |
3b3ba48f | 33 | |
68a829b2 BB |
34 | #define kcred ((cred_t *)(init_task.cred)) |
35 | #define CRED() ((cred_t *)current_cred()) | |
06dea103 | 36 | |
ae7eda1d CC |
37 | /* Linux 4.9 API change, GROUP_AT was removed */ |
38 | #ifndef GROUP_AT | |
39 | #define GROUP_AT(gi, i) ((gi)->gid[i]) | |
40 | #endif | |
41 | ||
f7fd6ddd RY |
42 | #ifdef HAVE_KUIDGID_T |
43 | ||
68a829b2 BB |
44 | #define KUID_TO_SUID(x) (__kuid_val(x)) |
45 | #define KGID_TO_SGID(x) (__kgid_val(x)) | |
46 | #define SUID_TO_KUID(x) (KUIDT_INIT(x)) | |
47 | #define SGID_TO_KGID(x) (KGIDT_INIT(x)) | |
48 | #define KGIDP_TO_SGIDP(x) (&(x)->val) | |
f7fd6ddd RY |
49 | |
50 | #else /* HAVE_KUIDGID_T */ | |
51 | ||
68a829b2 BB |
52 | #define KUID_TO_SUID(x) (x) |
53 | #define KGID_TO_SGID(x) (x) | |
54 | #define SUID_TO_KUID(x) (x) | |
55 | #define SGID_TO_KGID(x) (x) | |
56 | #define KGIDP_TO_SGIDP(x) (x) | |
f7fd6ddd RY |
57 | |
58 | #endif /* HAVE_KUIDGID_T */ | |
59 | ||
ec7d53e9 BB |
60 | extern void crhold(cred_t *cr); |
61 | extern void crfree(cred_t *cr); | |
62 | extern uid_t crgetuid(const cred_t *cr); | |
63 | extern uid_t crgetruid(const cred_t *cr); | |
64 | extern uid_t crgetsuid(const cred_t *cr); | |
734fcac7 | 65 | extern uid_t crgetfsuid(const cred_t *cr); |
ec7d53e9 BB |
66 | extern gid_t crgetgid(const cred_t *cr); |
67 | extern gid_t crgetrgid(const cred_t *cr); | |
68 | extern gid_t crgetsgid(const cred_t *cr); | |
734fcac7 | 69 | extern gid_t crgetfsgid(const cred_t *cr); |
ec7d53e9 | 70 | extern int crgetngroups(const cred_t *cr); |
5461eefe | 71 | extern gid_t *crgetgroups(const cred_t *cr); |
ec7d53e9 | 72 | extern int groupmember(gid_t gid, const cred_t *cr); |
06dea103 | 73 | |
09b414e8 | 74 | #endif /* _SPL_CRED_H */ |