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Merge tag 'char-misc-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
[mirror_ubuntu-hirsute-kernel.git] / lib / audit.c
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b2441318 1// SPDX-License-Identifier: GPL-2.0
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2#include <linux/init.h>
3#include <linux/types.h>
4#include <linux/audit.h>
5#include <asm/unistd.h>
6
7static unsigned dir_class[] = {
8#include <asm-generic/audit_dir_write.h>
9~0U
10};
11
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12static unsigned read_class[] = {
13#include <asm-generic/audit_read.h>
14~0U
15};
16
17static unsigned write_class[] = {
18#include <asm-generic/audit_write.h>
19~0U
20};
21
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22static unsigned chattr_class[] = {
23#include <asm-generic/audit_change_attr.h>
24~0U
25};
26
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27static unsigned signal_class[] = {
28#include <asm-generic/audit_signal.h>
29~0U
30};
31
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32int audit_classify_arch(int arch)
33{
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34 if (audit_is_compat(arch))
35 return 1;
36 else
37 return 0;
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38}
39
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40int audit_classify_syscall(int abi, unsigned syscall)
41{
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42 if (audit_is_compat(abi))
43 return audit_classify_compat_syscall(abi, syscall);
44
55669bfa 45 switch(syscall) {
aaeb012f 46#ifdef __NR_open
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47 case __NR_open:
48 return 2;
aaeb012f 49#endif
a83fbf63 50#ifdef __NR_openat
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51 case __NR_openat:
52 return 3;
a83fbf63 53#endif
e65e1fc2 54#ifdef __NR_socketcall
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55 case __NR_socketcall:
56 return 4;
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57#endif
58#ifdef __NR_execveat
59 case __NR_execveat:
e65e1fc2 60#endif
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61 case __NR_execve:
62 return 5;
63 default:
64 return 0;
65 }
66}
67
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68static int __init audit_classes_init(void)
69{
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70#ifdef CONFIG_AUDIT_COMPAT_GENERIC
71 audit_register_class(AUDIT_CLASS_WRITE_32, compat_write_class);
72 audit_register_class(AUDIT_CLASS_READ_32, compat_read_class);
73 audit_register_class(AUDIT_CLASS_DIR_WRITE_32, compat_dir_class);
74 audit_register_class(AUDIT_CLASS_CHATTR_32, compat_chattr_class);
75 audit_register_class(AUDIT_CLASS_SIGNAL_32, compat_signal_class);
76#endif
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77 audit_register_class(AUDIT_CLASS_WRITE, write_class);
78 audit_register_class(AUDIT_CLASS_READ, read_class);
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79 audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
80 audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
7f13da40 81 audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
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82 return 0;
83}
84
85__initcall(audit_classes_init);