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
 7static unsigned dir_class[] = {
 8#include <asm-generic/audit_dir_write.h>
 9~0U
10};
11
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
22static unsigned chattr_class[] = {
23#include <asm-generic/audit_change_attr.h>
24~0U
25};
26
27static unsigned signal_class[] = {
28#include <asm-generic/audit_signal.h>
29~0U
30};
31
32int audit_classify_arch(int arch)
33{
34#ifdef CONFIG_IA32_EMULATION
35	if (arch == AUDIT_ARCH_I386)
36		return 1;
37#endif
38	return 0;
39}
40
41int audit_classify_syscall(int abi, unsigned syscall)
42{
43#ifdef CONFIG_IA32_EMULATION
44	extern int ia32_classify_syscall(unsigned);
45	if (abi == AUDIT_ARCH_I386)
46		return ia32_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_execve:
54	case __NR_execveat:
55		return 5;
56	default:
57		return 0;
58	}
59}
60
61static int __init audit_classes_init(void)
62{
63#ifdef CONFIG_IA32_EMULATION
64	extern __u32 ia32_dir_class[];
65	extern __u32 ia32_write_class[];
66	extern __u32 ia32_read_class[];
67	extern __u32 ia32_chattr_class[];
68	extern __u32 ia32_signal_class[];
69	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
70	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
71	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
72	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
73	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
74#endif
75	audit_register_class(AUDIT_CLASS_WRITE, write_class);
76	audit_register_class(AUDIT_CLASS_READ, read_class);
77	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
78	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
79	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
80	return 0;
81}
82
83__initcall(audit_classes_init);

 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 <asm/audit.h>
 7
 8static unsigned dir_class[] = {
 9#include <asm-generic/audit_dir_write.h>
10~0U
11};
12
13static unsigned read_class[] = {
14#include <asm-generic/audit_read.h>
15~0U
16};
17
18static unsigned write_class[] = {
19#include <asm-generic/audit_write.h>
20~0U
21};
22
23static unsigned chattr_class[] = {
24#include <asm-generic/audit_change_attr.h>
25~0U
26};
27
28static unsigned signal_class[] = {
29#include <asm-generic/audit_signal.h>
30~0U
31};
32
33int audit_classify_arch(int arch)
34{
35#ifdef CONFIG_IA32_EMULATION
36	if (arch == AUDIT_ARCH_I386)
37		return 1;
38#endif
39	return 0;
40}
41
42int audit_classify_syscall(int abi, unsigned syscall)
43{
44#ifdef CONFIG_IA32_EMULATION
 
45	if (abi == AUDIT_ARCH_I386)
46		return ia32_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_execve:
54	case __NR_execveat:
55		return 5;
56	default:
57		return 0;
58	}
59}
60
61static int __init audit_classes_init(void)
62{
63#ifdef CONFIG_IA32_EMULATION
64	extern __u32 ia32_dir_class[];
65	extern __u32 ia32_write_class[];
66	extern __u32 ia32_read_class[];
67	extern __u32 ia32_chattr_class[];
68	extern __u32 ia32_signal_class[];
69	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
70	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
71	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
72	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
73	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
74#endif
75	audit_register_class(AUDIT_CLASS_WRITE, write_class);
76	audit_register_class(AUDIT_CLASS_READ, read_class);
77	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
78	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
79	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
80	return 0;
81}
82
83__initcall(audit_classes_init);