MxDiskStreamController vtable (#197)

* mxdiskstreamcontroller vtable + MxStreamController::vtable0x20

* stub MxDiskStreamController::Open

* MxDiskStreamProvider

* MxNextActionDataStart

* Revert "MxNextActionDataStart"

This reverts commit 41e8cfa2f1.

* Match MxStreamController::vtable0x20

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>

LEGO1/mxdiskstreamcontroller.cpp

@@ -16,6 +16,52 @@ MxDiskStreamController::~MxDiskStreamController()
 MxResult MxDiskStreamController::Tickle()
 {
   // TODO
-
   return 0;
 }
+
+// OFFSET: LEGO1 0x100c7790 STUB
+MxResult MxDiskStreamController::Open(const char *p_filename)
+{
+  // TODO
+  return FAILURE;
+}
+
+// OFFSET: LEGO1 0x100c7880
+MxResult MxDiskStreamController::vtable0x18(undefined4 p_unknown, undefined4 p_unknown2)
+{
+  return SUCCESS;
+}
+
+// OFFSET: LEGO1 0x100c7ff0 STUB
+MxResult MxDiskStreamController::vtable0x20(MxDSAction* p_action)
+{
+  // TODO
+  return FAILURE;
+}
+
+// OFFSET: LEGO1 0x100c8160 STUB
+MxResult MxDiskStreamController::vtable0x24(undefined4 p_unknown)
+{
+  // TODO
+  return FAILURE;
+}
+
+// OFFSET: LEGO1 0x100c7ac0 STUB
+MxResult MxDiskStreamController::vtable0x28()
+{
+  // TODO
+  return FAILURE;
+}
+
+// OFFSET: LEGO1 0x100c7c00 STUB
+MxResult MxDiskStreamController::vtable0x30(undefined4 p_unknown)
+{
+  // TODO
+  return FAILURE;
+}
+
+// OFFSET: LEGO1 0x100c7960
+MxResult MxDiskStreamController::vtable0x34(undefined4 p_unknown)
+{
+  return FAILURE;
+}