From a1df417e74aa6dae7352dc8cbb0ad471af5b7c69 Mon Sep 17 00:00:00 2001
From: "Michael J. Chudobiak" <mjc@avtechpulse.com>
Date: Mon, 25 Apr 2016 10:00:44 -0400
Subject: initial Olimex linux tree from Daniel, originally Feb 3, 2016

---
 linux/arch/x86/kernel/audit_64.c | 82 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 linux/arch/x86/kernel/audit_64.c

(limited to 'linux/arch/x86/kernel/audit_64.c')

diff --git a/linux/arch/x86/kernel/audit_64.c b/linux/arch/x86/kernel/audit_64.c
new file mode 100644
index 00000000..f3672508
--- /dev/null
+++ b/linux/arch/x86/kernel/audit_64.c
@@ -0,0 +1,82 @@
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/audit.h>
+#include <asm/unistd.h>
+
+static unsigned dir_class[] = {
+#include <asm-generic/audit_dir_write.h>
+~0U
+};
+
+static unsigned read_class[] = {
+#include <asm-generic/audit_read.h>
+~0U
+};
+
+static unsigned write_class[] = {
+#include <asm-generic/audit_write.h>
+~0U
+};
+
+static unsigned chattr_class[] = {
+#include <asm-generic/audit_change_attr.h>
+~0U
+};
+
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
+int audit_classify_arch(int arch)
+{
+#ifdef CONFIG_IA32_EMULATION
+	if (arch == AUDIT_ARCH_I386)
+		return 1;
+#endif
+	return 0;
+}
+
+int audit_classify_syscall(int abi, unsigned syscall)
+{
+#ifdef CONFIG_IA32_EMULATION
+	extern int ia32_classify_syscall(unsigned);
+	if (abi == AUDIT_ARCH_I386)
+		return ia32_classify_syscall(syscall);
+#endif
+	switch(syscall) {
+	case __NR_open:
+		return 2;
+	case __NR_openat:
+		return 3;
+	case __NR_execve:
+	case __NR_execveat:
+		return 5;
+	default:
+		return 0;
+	}
+}
+
+static int __init audit_classes_init(void)
+{
+#ifdef CONFIG_IA32_EMULATION
+	extern __u32 ia32_dir_class[];
+	extern __u32 ia32_write_class[];
+	extern __u32 ia32_read_class[];
+	extern __u32 ia32_chattr_class[];
+	extern __u32 ia32_signal_class[];
+	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
+	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
+	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
+#endif
+	audit_register_class(AUDIT_CLASS_WRITE, write_class);
+	audit_register_class(AUDIT_CLASS_READ, read_class);
+	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
+	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
+	return 0;
+}
+
+__initcall(audit_classes_init);
-- 
cgit