added header wrappers and stdlib

lib/stdlib.rs

@@ -0,0 +1,23 @@
+use std::alloc::{alloc, Layout};
+use std::ptr::null_mut;
+
+// Malloc
+pub fn _0x6d616c6c6f63(size: usize) -> *mut u8 {
+    if size == 0 {
+        return null_mut();
+    }
+
+    // Create a memory layout for the requested size
+    let layout = Layout::from_size_align(size, std::mem::align_of::<u8>()).unwrap();
+
+    // Allocate the memory
+    unsafe {
+        let ptr = alloc(layout);
+        if ptr.is_null() {
+            // Allocation failed
+            null_mut()
+        } else {
+            ptr
+        }
+    }
+}