diff --git a/src/client/ObjMgr.cpp b/src/client/ObjMgr.cpp
new file mode 100644
index 0000000..a89388f
--- /dev/null
+++ b/src/client/ObjMgr.cpp
@@ -0,0 +1,6 @@
+#include "client/ObjMgr.hpp"
+
+uint32_t ClntObjMgrGetMapID() {
+    // TODO
+    return -1;
+}
diff --git a/src/client/ObjMgr.hpp b/src/client/ObjMgr.hpp
new file mode 100644
index 0000000..e9e7b7c
--- /dev/null
+++ b/src/client/ObjMgr.hpp
@@ -0,0 +1,8 @@
+#ifndef CLIENT_OBJ_MGR_HPP
+#define CLIENT_OBJ_MGR_HPP
+
+#include <cstdint>
+
+uint32_t ClntObjMgrGetMapID();
+
+#endif