1 | // SPDX-License-Identifier: GPL-2.0 |
2 | #include <linux/init.h> |
3 | #include <linux/types.h> |
4 | #include <linux/audit.h> |
5 | #include <asm/unistd.h> |
6 | |
7 | static unsigned dir_class[] = { |
8 | #include <asm-generic/audit_dir_write.h> |
9 | ~0U |
10 | }; |
11 | |
12 | static unsigned read_class[] = { |
13 | #include <asm-generic/audit_read.h> |
14 | ~0U |
15 | }; |
16 | |
17 | static unsigned write_class[] = { |
18 | #include <asm-generic/audit_write.h> |
19 | ~0U |
20 | }; |
21 | |
22 | static unsigned chattr_class[] = { |
23 | #include <asm-generic/audit_change_attr.h> |
24 | ~0U |
25 | }; |
26 | |
27 | static unsigned signal_class[] = { |
28 | #include <asm-generic/audit_signal.h> |
29 | ~0U |
30 | }; |
31 | |
32 | int audit_classify_arch(int arch) |
33 | { |
34 | if (audit_is_compat(arch)) |
35 | return 1; |
36 | else |
37 | return 0; |
38 | } |
39 | |
40 | int audit_classify_syscall(int abi, unsigned syscall) |
41 | { |
42 | if (audit_is_compat(abi)) |
43 | return audit_classify_compat_syscall(abi, syscall); |
44 | |
45 | switch(syscall) { |
46 | #ifdef __NR_open |
47 | case __NR_open: |
48 | return AUDITSC_OPEN; |
49 | #endif |
50 | #ifdef __NR_openat |
51 | case __NR_openat: |
52 | return AUDITSC_OPENAT; |
53 | #endif |
54 | #ifdef __NR_socketcall |
55 | case __NR_socketcall: |
56 | return AUDITSC_SOCKETCALL; |
57 | #endif |
58 | #ifdef __NR_execveat |
59 | case __NR_execveat: |
60 | #endif |
61 | case __NR_execve: |
62 | return AUDITSC_EXECVE; |
63 | #ifdef __NR_openat2 |
64 | case __NR_openat2: |
65 | return AUDITSC_OPENAT2; |
66 | #endif |
67 | default: |
68 | return AUDITSC_NATIVE; |
69 | } |
70 | } |
71 | |
72 | static int __init audit_classes_init(void) |
73 | { |
74 | #ifdef CONFIG_AUDIT_COMPAT_GENERIC |
75 | audit_register_class(AUDIT_CLASS_WRITE_32, compat_write_class); |
76 | audit_register_class(AUDIT_CLASS_READ_32, compat_read_class); |
77 | audit_register_class(AUDIT_CLASS_DIR_WRITE_32, compat_dir_class); |
78 | audit_register_class(AUDIT_CLASS_CHATTR_32, compat_chattr_class); |
79 | audit_register_class(AUDIT_CLASS_SIGNAL_32, compat_signal_class); |
80 | #endif |
81 | audit_register_class(AUDIT_CLASS_WRITE, list: write_class); |
82 | audit_register_class(AUDIT_CLASS_READ, list: read_class); |
83 | audit_register_class(AUDIT_CLASS_DIR_WRITE, list: dir_class); |
84 | audit_register_class(AUDIT_CLASS_CHATTR, list: chattr_class); |
85 | audit_register_class(AUDIT_CLASS_SIGNAL, list: signal_class); |
86 | return 0; |
87 | } |
88 | |
89 | __initcall(audit_classes_init); |
90 | |