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+/* Copyright (C) 2003 MySQL AB
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
+#ifndef EMULATOR_H
+#define EMULATOR_H
+
+//===========================================================================
+//
+// .DESCRIPTION
+// This is the main fuction for the AXE VM emulator.
+// It contains some global objects and a run method.
+//
+//===========================================================================
+#include <kernel_types.h>
+
+extern class JobTable globalJobTable;
+extern class TimeQueue globalTimeQueue;
+extern class FastScheduler globalScheduler;
+extern class TransporterRegistry globalTransporterRegistry;
+extern struct GlobalData globalData;
+
+#ifdef VM_TRACE
+extern class SignalLoggerManager globalSignalLoggers;
+#endif
+
+#ifdef USE_EMULATED_JAM
+#define EMULATED_JAM_SIZE 1024
+#define JAM_MASK ((EMULATED_JAM_SIZE * 4) - 1)
+
+extern Uint8 theEmulatedJam[];
+extern Uint32 theEmulatedJamIndex;
+// last block entry, used in dumpJam() if jam contains no block entries
+extern Uint32 theEmulatedJamBlockNumber;
+#endif // USE_EMULATED_JAM
+
+struct EmulatorData {
+ class Configuration * theConfiguration;
+ class WatchDog * theWatchDog;
+ class ThreadConfig * theThreadConfig;
+ class SimBlockList * theSimBlockList;
+
+ /**
+ * Constructor
+ *
+ * Sets all the pointers to NULL
+ */
+ EmulatorData();
+
+ /**
+ * Create all the objects
+ */
+ void create();
+
+ /**
+ * Destroys all the objects
+ */
+ void destroy();
+};
+
+extern struct EmulatorData globalEmulatorData;
+
+enum NdbShutdownType {
+ NST_Normal,
+ NST_Watchdog,
+ NST_ErrorHandler,
+ NST_Restart,
+ NST_ErrorInsert
+};
+
+enum NdbRestartType {
+ NRT_Default = 0,
+ NRT_NoStart_Restart = 1, // -n
+ NRT_DoStart_Restart = 2, //
+ NRT_NoStart_InitialStart = 3, // -n -i
+ NRT_DoStart_InitialStart = 4 // -i
+};
+
+/**
+ * Shutdown/restart Ndb
+ *
+ * @param type - Type of shutdown/restart
+ * @param restartType - Type of restart (only valid if type == NST_Restart)
+ */
+void
+NdbShutdown(NdbShutdownType type,
+ NdbRestartType restartType = NRT_Default);
+
+#endif