1 files changed, 110 insertions, 0 deletions
diff --git a/SrcShared/EmPalmOS.h b/SrcShared/EmPalmOS.h
new file mode 100644
index 0000000..56f57ad
--- /dev/null
+++ b/SrcShared/EmPalmOS.h
@@ -0,0 +1,110 @@
+/* -*- mode: C++; tab-width: 4 -*- */
+/* ===================================================================== *\
+	Copyright (c) 2000-2001 Palm, Inc. or its subsidiaries.
+	All rights reserved.
+
+	This file is part of the Palm OS Emulator.
+
+	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.
+\* ===================================================================== */
+
+#ifndef EmPalmOS_h
+#define EmPalmOS_h
+
+#include "EmCPU68K.h"			// ExceptionNumber
+#include "EmStructs.h"			// EmStackFrameList
+#include "PreferenceMgr.h"		// PrefKeyType
+
+#pragma mark StackRange
+
+struct StackRange
+{
+	StackRange () :
+		fTop (0),
+		fLowWaterMark (0),
+		fBottom (0)
+		{}
+	StackRange (const StackRange& other) :
+		fTop (other.fTop),
+		fLowWaterMark (other.fLowWaterMark),
+		fBottom (other.fBottom)
+		{}
+	StackRange (emuptr bottom, emuptr top) :
+		fTop (top),
+		fLowWaterMark (top),
+		fBottom (bottom)
+		{}
+
+	bool operator==(const StackRange& other) const
+		{ return fBottom == other.fBottom; }
+
+	bool operator!=(const StackRange& other) const
+		{ return fBottom != other.fBottom; }
+
+	bool operator<(const StackRange& other) const
+		{ return fBottom < other.fBottom; }
+
+	bool operator>(const StackRange& other) const
+		{ return fBottom > other.fBottom; }
+
+	// (Order these this way so that they look correct in a debugger)
+
+	emuptr	fTop;
+	emuptr	fLowWaterMark;
+	emuptr	fBottom;
+};
+
+typedef vector<StackRange> StackList;
+
+class EmStream;
+EmStream& operator << (EmStream&, const StackRange&);
+EmStream& operator >> (EmStream&, StackRange&);
+
+class EmPalmChunk;
+class SessionFile;
+
+class EmPalmOS
+{
+	public:
+		static void				Initialize					(void);
+		static void				Reset						(void);
+		static void				Save						(SessionFile&);
+		static void				Load						(SessionFile&);
+		static void				Dispose						(void);
+
+	public:
+		static void 			CheckStackPointerAssignment	(void);
+		static void 			CheckStackPointerDecrement	(void);
+		static void 			CheckKernelStack			(void);
+		static void 			RememberStackChunk			(const EmPalmChunk&);
+		static void 			RememberBootStack			(void);
+		static void 			RememberKernelStack			(void);
+		static void 			RememberStackRange			(const StackRange&);
+		static void				SetCurrentStack				(const StackRange&);
+		static void 			ForgetStack					(emuptr);
+		static void 			ForgetStacksIn				(emuptr, uint32);
+		static StackRange		GetBootStack				(void);
+		static Bool				IsInStack					(emuptr);
+		static Bool				IsInStackBlock				(emuptr);
+		static void				GenerateStackCrawl			(EmStackFrameList& frameList);
+		static void				PrefsChanged				(PrefKeyType, void*);
+
+	protected:
+		static Bool				HandleTrap15				(ExceptionNumber);
+		static Bool				HandleJSR					(emuptr oldPC, emuptr dest);
+		static Bool				HandleJSR_Ind				(emuptr oldPC, emuptr dest);
+		static void				HandleLINK					(int linkSize);
+		static Bool				HandleRTE					(emuptr dest);
+		static Bool				HandleRTS					(emuptr dest);
+		static void				HandleNewPC					(emuptr dest);
+		static void				HandleNewSP					(EmStackChangeType);
+
+	private:
+		static Bool				HandleSystemCall			(Bool fromTrap);
+};
+
+#endif /* EmPalmOS_h */
+