42f355ef59
Replace audit syscall class magic numbers with macros. This required putting the macros into new header file include/linux/audit_arch.h since the syscall macros were included for both 64 bit and 32 bit in any compat code, causing redefinition warnings. Link: https://lore.kernel.org/r/2300b1083a32aade7ae7efb95826e8f3f260b1df.1621363275.git.rgb@redhat.com Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Acked-by: Christian Brauner <christian.brauner@ubuntu.com> [PM: renamed header to audit_arch.h after consulting with Richard] Signed-off-by: Paul Moore <paul@paul-moore.com>
86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/audit.h>
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#include <asm/unistd.h>
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static unsigned dir_class[] = {
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#include <asm-generic/audit_dir_write.h>
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~0U
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};
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static unsigned read_class[] = {
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#include <asm-generic/audit_read.h>
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~0U
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};
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static unsigned write_class[] = {
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#include <asm-generic/audit_write.h>
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~0U
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};
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static unsigned chattr_class[] = {
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#include <asm-generic/audit_change_attr.h>
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~0U
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};
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static unsigned signal_class[] = {
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#include <asm-generic/audit_signal.h>
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~0U
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};
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int audit_classify_arch(int arch)
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{
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if (audit_is_compat(arch))
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return 1;
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else
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return 0;
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}
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int audit_classify_syscall(int abi, unsigned syscall)
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{
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if (audit_is_compat(abi))
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return audit_classify_compat_syscall(abi, syscall);
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switch(syscall) {
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#ifdef __NR_open
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case __NR_open:
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return AUDITSC_OPEN;
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#endif
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#ifdef __NR_openat
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case __NR_openat:
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return AUDITSC_OPENAT;
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#endif
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#ifdef __NR_socketcall
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case __NR_socketcall:
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return AUDITSC_SOCKETCALL;
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#endif
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#ifdef __NR_execveat
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case __NR_execveat:
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#endif
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case __NR_execve:
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return AUDITSC_EXECVE;
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default:
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return AUDITSC_NATIVE;
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}
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}
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static int __init audit_classes_init(void)
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{
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#ifdef CONFIG_AUDIT_COMPAT_GENERIC
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audit_register_class(AUDIT_CLASS_WRITE_32, compat_write_class);
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audit_register_class(AUDIT_CLASS_READ_32, compat_read_class);
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audit_register_class(AUDIT_CLASS_DIR_WRITE_32, compat_dir_class);
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audit_register_class(AUDIT_CLASS_CHATTR_32, compat_chattr_class);
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audit_register_class(AUDIT_CLASS_SIGNAL_32, compat_signal_class);
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#endif
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audit_register_class(AUDIT_CLASS_WRITE, write_class);
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audit_register_class(AUDIT_CLASS_READ, read_class);
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audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
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audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
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audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
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return 0;
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}
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__initcall(audit_classes_init);
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