Al Viro | b915543 | 2006-07-01 03:56:16 -0400 | [diff] [blame] | 1 | #include <linux/init.h> |
| 2 | #include <linux/types.h> |
| 3 | #include <linux/audit.h> |
| 4 | #include <asm/unistd.h> |
| 5 | |
| 6 | static unsigned dir_class[] = { |
| 7 | #include <asm-generic/audit_dir_write.h> |
| 8 | ~0U |
| 9 | }; |
| 10 | |
Al Viro | dc104fb | 2006-08-31 19:05:56 -0400 | [diff] [blame] | 11 | static unsigned read_class[] = { |
| 12 | #include <asm-generic/audit_read.h> |
| 13 | ~0U |
| 14 | }; |
| 15 | |
| 16 | static unsigned write_class[] = { |
| 17 | #include <asm-generic/audit_write.h> |
| 18 | ~0U |
| 19 | }; |
| 20 | |
Al Viro | b915543 | 2006-07-01 03:56:16 -0400 | [diff] [blame] | 21 | static unsigned chattr_class[] = { |
| 22 | #include <asm-generic/audit_change_attr.h> |
| 23 | ~0U |
| 24 | }; |
| 25 | |
Amy Griffis | 7f13da4 | 2007-03-29 18:00:37 -0400 | [diff] [blame] | 26 | static unsigned signal_class[] = { |
| 27 | #include <asm-generic/audit_signal.h> |
| 28 | ~0U |
| 29 | }; |
| 30 | |
Amy Griffis | e54dc24 | 2007-03-29 18:01:04 -0400 | [diff] [blame] | 31 | int audit_classify_arch(int arch) |
| 32 | { |
AKASHI Takahiro | 4b58841 | 2014-03-15 14:48:00 +0900 | [diff] [blame] | 33 | if (audit_is_compat(arch)) |
| 34 | return 1; |
| 35 | else |
| 36 | return 0; |
Amy Griffis | e54dc24 | 2007-03-29 18:01:04 -0400 | [diff] [blame] | 37 | } |
| 38 | |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 39 | int audit_classify_syscall(int abi, unsigned syscall) |
| 40 | { |
AKASHI Takahiro | 4b58841 | 2014-03-15 14:48:00 +0900 | [diff] [blame] | 41 | if (audit_is_compat(abi)) |
| 42 | return audit_classify_compat_syscall(abi, syscall); |
| 43 | |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 44 | switch(syscall) { |
Chris Metcalf | aaeb012 | 2011-05-02 16:52:19 -0400 | [diff] [blame] | 45 | #ifdef __NR_open |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 46 | case __NR_open: |
| 47 | return 2; |
Chris Metcalf | aaeb012 | 2011-05-02 16:52:19 -0400 | [diff] [blame] | 48 | #endif |
Al Viro | a83fbf6 | 2006-09-23 00:10:18 +0100 | [diff] [blame] | 49 | #ifdef __NR_openat |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 50 | case __NR_openat: |
| 51 | return 3; |
Al Viro | a83fbf6 | 2006-09-23 00:10:18 +0100 | [diff] [blame] | 52 | #endif |
Al Viro | e65e1fc | 2006-09-12 03:04:40 -0400 | [diff] [blame] | 53 | #ifdef __NR_socketcall |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 54 | case __NR_socketcall: |
| 55 | return 4; |
Al Viro | e65e1fc | 2006-09-12 03:04:40 -0400 | [diff] [blame] | 56 | #endif |
Al Viro | 55669bf | 2006-08-31 19:26:40 -0400 | [diff] [blame] | 57 | case __NR_execve: |
| 58 | return 5; |
| 59 | default: |
| 60 | return 0; |
| 61 | } |
| 62 | } |
| 63 | |
Al Viro | b915543 | 2006-07-01 03:56:16 -0400 | [diff] [blame] | 64 | static int __init audit_classes_init(void) |
| 65 | { |
AKASHI Takahiro | 4b58841 | 2014-03-15 14:48:00 +0900 | [diff] [blame] | 66 | #ifdef CONFIG_AUDIT_COMPAT_GENERIC |
| 67 | audit_register_class(AUDIT_CLASS_WRITE_32, compat_write_class); |
| 68 | audit_register_class(AUDIT_CLASS_READ_32, compat_read_class); |
| 69 | audit_register_class(AUDIT_CLASS_DIR_WRITE_32, compat_dir_class); |
| 70 | audit_register_class(AUDIT_CLASS_CHATTR_32, compat_chattr_class); |
| 71 | audit_register_class(AUDIT_CLASS_SIGNAL_32, compat_signal_class); |
| 72 | #endif |
Al Viro | dc104fb | 2006-08-31 19:05:56 -0400 | [diff] [blame] | 73 | audit_register_class(AUDIT_CLASS_WRITE, write_class); |
| 74 | audit_register_class(AUDIT_CLASS_READ, read_class); |
Al Viro | b915543 | 2006-07-01 03:56:16 -0400 | [diff] [blame] | 75 | audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class); |
| 76 | audit_register_class(AUDIT_CLASS_CHATTR, chattr_class); |
Amy Griffis | 7f13da4 | 2007-03-29 18:00:37 -0400 | [diff] [blame] | 77 | audit_register_class(AUDIT_CLASS_SIGNAL, signal_class); |
Al Viro | b915543 | 2006-07-01 03:56:16 -0400 | [diff] [blame] | 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | __initcall(audit_classes_init); |