Add objsub.c and objsub.h

include/game/objsub.h

@@ -0,0 +1,30 @@
+#ifndef _GAME_OBJSUB_H
+#define _GAME_OBJSUB_H
+
+#include "dolphin.h"
+#include "game/process.h"
+
+typedef struct mg_info {
+    u16 ovl;
+    u8 type;
+    u8 flag;
+    u16 unk_4;
+    u16 unk_6;
+    u32 name_mess;
+    u32 data_dir;
+    u32 inst_pic;
+    u32 unk_14;
+    u32 unk_18;
+    u32 mg_pic;
+    u32 unk_20;
+    u32 unk_24;
+    u32 rules_mess;
+    u32 control_mess[2];
+    u32 advice_mess;
+} MgInfo;
+
+s16 omGetMGIndex(s16 overlay);
+void omGameSysInit(Process* process);
+void omVibrate(s16 player_cfg_index, s16 duration, s16 off, s16 on);
+
+#endif