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[mirror_ubuntu-bionic-kernel.git] / arch / s390 / kernel / audit.c
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 #include "audit.h"
7
8 static unsigned dir_class[] = {
9 #include <asm-generic/audit_dir_write.h>
10 ~0U
11 };
12
13 static unsigned read_class[] = {
14 #include <asm-generic/audit_read.h>
15 ~0U
16 };
17
18 static unsigned write_class[] = {
19 #include <asm-generic/audit_write.h>
20 ~0U
21 };
22
23 static unsigned chattr_class[] = {
24 #include <asm-generic/audit_change_attr.h>
25 ~0U
26 };
27
28 static unsigned signal_class[] = {
29 #include <asm-generic/audit_signal.h>
30 ~0U
31 };
32
33 int audit_classify_arch(int arch)
34 {
35 #ifdef CONFIG_COMPAT
36 if (arch == AUDIT_ARCH_S390)
37 return 1;
38 #endif
39 return 0;
40 }
41
42 int audit_classify_syscall(int abi, unsigned syscall)
43 {
44 #ifdef CONFIG_COMPAT
45 if (abi == AUDIT_ARCH_S390)
46 return s390_classify_syscall(syscall);
47 #endif
48 switch(syscall) {
49 case __NR_open:
50 return 2;
51 case __NR_openat:
52 return 3;
53 case __NR_socketcall:
54 return 4;
55 case __NR_execve:
56 return 5;
57 default:
58 return 0;
59 }
60 }
61
62 static int __init audit_classes_init(void)
63 {
64 #ifdef CONFIG_COMPAT
65 audit_register_class(AUDIT_CLASS_WRITE_32, s390_write_class);
66 audit_register_class(AUDIT_CLASS_READ_32, s390_read_class);
67 audit_register_class(AUDIT_CLASS_DIR_WRITE_32, s390_dir_class);
68 audit_register_class(AUDIT_CLASS_CHATTR_32, s390_chattr_class);
69 audit_register_class(AUDIT_CLASS_SIGNAL_32, s390_signal_class);
70 #endif
71 audit_register_class(AUDIT_CLASS_WRITE, write_class);
72 audit_register_class(AUDIT_CLASS_READ, read_class);
73 audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
74 audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
75 audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
76 return 0;
77 }
78
79 __initcall(audit_classes_init);