Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) #include <linux/audit.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #include <asm/unistd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include "kernel.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) static unsigned int dir_class[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <asm-generic/audit_dir_write.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) ~0U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) static unsigned int read_class[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <asm-generic/audit_read.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) ~0U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) static unsigned int write_class[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <asm-generic/audit_write.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) ~0U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) static unsigned int chattr_class[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <asm-generic/audit_change_attr.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) ~0U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) static unsigned int signal_class[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <asm-generic/audit_signal.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) ~0U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) int audit_classify_arch(int arch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #ifdef CONFIG_COMPAT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	if (arch == AUDIT_ARCH_SPARC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) int audit_classify_syscall(int abi, unsigned int syscall)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #ifdef CONFIG_COMPAT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 	if (abi == AUDIT_ARCH_SPARC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 		return sparc32_classify_syscall(syscall);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	switch(syscall) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	case __NR_open:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 		return 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	case __NR_openat:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 		return 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	case __NR_socketcall:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 		return 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 	case __NR_execve:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 		return 5;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) static int __init audit_classes_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #ifdef CONFIG_COMPAT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 	audit_register_class(AUDIT_CLASS_WRITE_32, sparc32_write_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 	audit_register_class(AUDIT_CLASS_READ_32, sparc32_read_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, sparc32_dir_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 	audit_register_class(AUDIT_CLASS_CHATTR_32, sparc32_chattr_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 	audit_register_class(AUDIT_CLASS_SIGNAL_32, sparc32_signal_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 	audit_register_class(AUDIT_CLASS_READ, read_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) 	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) __initcall(audit_classes_init);