Merge pull request #394 from 9ithu6-c0m/lab5

[LAB5] 313560001

Author: YingMuo

lab5/antiasan.c

@@ -1,6 +1,11 @@
-#include <string.h>
-
-void antiasan(unsigned long addr)
-{
+static inline unsigned long get_shadow_mem_addr(unsigned long addr) {
+    return ((addr) >> 3) + 0x7FFF8000;
+}
 
+void antiasan(unsigned long addr) {
+    for (int i = 0; i < 0x10; i += 2) {
+        unsigned long target = addr + 0xc0 + 0x17 + i;
+        *(char *)get_shadow_mem_addr(target) = 0;
+        *(char *)get_shadow_mem_addr(target + 1) = 0;
+    }
 }