1#include <linux/init.h> 2#include <linux/types.h> 3#include <linux/audit.h> 4#include <asm/unistd.h> 5 6static unsigned dir_class[] = { 7#include <asm-generic/audit_dir_write.h> 8~0U 9}; 10 11static unsigned read_class[] = { 12#include <asm-generic/audit_read.h> 13~0U 14}; 15 16static unsigned write_class[] = { 17#include <asm-generic/audit_write.h> 18~0U 19}; 20 21static unsigned chattr_class[] = { 22#include <asm-generic/audit_change_attr.h> 23~0U 24}; 25 26static unsigned signal_class[] = { 27#include <asm-generic/audit_signal.h> 28~0U 29}; 30 31int audit_classify_arch(int arch) 32{ 33#ifdef CONFIG_IA32_EMULATION 34 if (arch == AUDIT_ARCH_I386) 35 return 1; 36#endif 37 return 0; 38} 39 40int audit_classify_syscall(int abi, unsigned syscall) 41{ 42#ifdef CONFIG_IA32_EMULATION 43 extern int ia32_classify_syscall(unsigned); 44 if (abi == AUDIT_ARCH_I386) 45 return ia32_classify_syscall(syscall); 46#endif 47 switch(syscall) { 48 case __NR_open: 49 return 2; 50 case __NR_openat: 51 return 3; 52 case __NR_execve: 53 case __NR_execveat: 54 return 5; 55 default: 56 return 0; 57 } 58} 59 60static int __init audit_classes_init(void) 61{ 62#ifdef CONFIG_IA32_EMULATION 63 extern __u32 ia32_dir_class[]; 64 extern __u32 ia32_write_class[]; 65 extern __u32 ia32_read_class[]; 66 extern __u32 ia32_chattr_class[]; 67 extern __u32 ia32_signal_class[]; 68 audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class); 69 audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class); 70 audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class); 71 audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class); 72 audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class); 73#endif 74 audit_register_class(AUDIT_CLASS_WRITE, write_class); 75 audit_register_class(AUDIT_CLASS_READ, read_class); 76 audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class); 77 audit_register_class(AUDIT_CLASS_CHATTR, chattr_class); 78 audit_register_class(AUDIT_CLASS_SIGNAL, signal_class); 79 return 0; 80} 81 82__initcall(audit_classes_init); 83