diff --git a/src/include/types.h b/src/include/types.h
new file mode 100644
index 0000000000..829aa597f9
--- /dev/null
+++ b/src/include/types.h
@@ -0,0 +1,8 @@
+#ifndef TYPES_H
+#define TYPES_H
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned long u32;
+typedef unsigned long size_t;
+#define NULL (0)
+#endif