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#include "audit_32.h" 8 9static unsigned dir_class[] = { 10#include <asm-generic/audit_dir_write.h> 11~0U 12}; 13 14static unsigned read_class[] = { 15#include <asm-generic/audit_read.h> 16~0U 17}; 18 19static unsigned write_class[] = { 20#include <asm-generic/audit_write.h> 21~0U 22}; 23 24static unsigned chattr_class[] = { 25#include <asm-generic/audit_change_attr.h> 26~0U 27}; 28 29static unsigned signal_class[] = { 30#include <asm-generic/audit_signal.h> 31~0U 32}; 33 34int audit_classify_arch(int arch) 35{ 36#ifdef CONFIG_PPC64 37 if (arch == AUDIT_ARCH_PPC) 38 return 1; 39#endif 40 return 0; 41} 42 43int audit_classify_syscall(int abi, unsigned syscall) 44{ 45#ifdef CONFIG_PPC64 46 if (abi == AUDIT_ARCH_PPC) 47 return ppc32_classify_syscall(syscall); 48#endif 49 switch(syscall) { 50 case __NR_open: 51 return AUDITSC_OPEN; 52 case __NR_openat: 53 return AUDITSC_OPENAT; 54 case __NR_socketcall: 55 return AUDITSC_SOCKETCALL; 56 case __NR_execve: 57 return AUDITSC_EXECVE; 58 case __NR_openat2: 59 return AUDITSC_OPENAT2; 60 default: 61 return AUDITSC_NATIVE; 62 } 63} 64 65static int __init audit_classes_init(void) 66{ 67#ifdef CONFIG_PPC64 68 extern __u32 ppc32_dir_class[]; 69 extern __u32 ppc32_write_class[]; 70 extern __u32 ppc32_read_class[]; 71 extern __u32 ppc32_chattr_class[]; 72 extern __u32 ppc32_signal_class[]; 73 audit_register_class(AUDIT_CLASS_WRITE_32, ppc32_write_class); 74 audit_register_class(AUDIT_CLASS_READ_32, ppc32_read_class); 75 audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ppc32_dir_class); 76 audit_register_class(AUDIT_CLASS_CHATTR_32, ppc32_chattr_class); 77 audit_register_class(AUDIT_CLASS_SIGNAL_32, ppc32_signal_class); 78#endif 79 audit_register_class(AUDIT_CLASS_WRITE, write_class); 80 audit_register_class(AUDIT_CLASS_READ, read_class); 81 audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class); 82 audit_register_class(AUDIT_CLASS_CHATTR, chattr_class); 83 audit_register_class(AUDIT_CLASS_SIGNAL, signal_class); 84 return 0; 85} 86 87__initcall(audit_classes_init); 88