/*
 *   Emu48.h
 *
 *   This file is part of Emu48
 *
 *   Copyright (C) 1995 Sebastien Carlier
 *
 */
#include "types.h"

#define HARDWARE		"Yorke"				// emulator hardware
#define MODELS			"6AEGSX"			// valid calculator models

#define	ARRAYSIZEOF(a)	(sizeof(a) / sizeof(a[0]))

// cards status
#define PORT1_PRESENT	((cCurrentRomType=='S')?P1C:P2C)
#define PORT1_WRITE		((cCurrentRomType=='S')?P1W:P2W)
#define PORT2_PRESENT	((cCurrentRomType=='S')?P2C:P1C)
#define PORT2_WRITE		((cCurrentRomType=='S')?P2W:P1W)

#define BINARYHEADER48  "HPHP48-W"
#define BINARYHEADER49  "HPHP49-W"

#define CF_HPOBJ		"CF_HPOBJ"			// clipboard format for DDE

// CPU cycles in 16384 Hz time frame
#define T2CYCLES		((cCurrentRomType=='S')?dwSXCycles:dwGXCycles)

#define SM_RUN			0					// states of cpu emulation thread
#define SM_INVALID		1
#define SM_RETURN		2
#define SM_SLEEP		3

#define S_ERR_NO        0					// stack errorcodes
#define S_ERR_OBJECT	1
#define S_ERR_BINARY    2
#define S_ERR_ASCII     3

#define BAD_OB			(0xFFFFFFFF)		// bad object

#define NO_SERIAL       "disabled"			// port not open

#define HP_MNEMONICS	FALSE				// disassembler mnenomics mode
#define CLASS_MNEMONICS	TRUE

#define MEM_MAP		0						// memory module definition
#define MEM_ROM		1
#define MEM_RAM		2
#define MEM_PORT1	3
#define MEM_PORT2	4

#define VIEW_SHORT  FALSE					// view of disassembler output
#define VIEW_LONG   TRUE

#define MACRO_OFF	0						// macro recorder off
#define MACRO_NEW	1
#define MACRO_PLAY	2

#define DISP_POINTER	0x01				// defines for display area
#define DISP_MAIN		0x02
#define DISP_MENUE		0x04
#define DISP_ANNUN		0x08

// macro to check for valid calculator model
#define isModelValid(m)	(m != 0 && strchr(MODELS,m) != NULL)

// values for mapping area
enum MMUMAP { M_IO, M_ROM, M_RAM, M_P1, M_P2, M_BS };

// Emu48.c
extern HPALETTE			hPalette;
extern HPALETTE			hOldPalette;
extern HANDLE			hEventShutdn;
extern LPTSTR			szAppName;
extern LPTSTR			szTopic;
extern LPTSTR			szTitle;
extern CRITICAL_SECTION	csGDILock;
extern CRITICAL_SECTION csLcdLock;
extern CRITICAL_SECTION	csKeyLock;
extern CRITICAL_SECTION	csIOLock;
extern CRITICAL_SECTION	csT1Lock;
extern CRITICAL_SECTION	csT2Lock;
extern CRITICAL_SECTION csTxdLock;
extern CRITICAL_SECTION	csRecvLock;
extern CRITICAL_SECTION csSlowLock;
extern INT				nArgc;
extern LPCTSTR			*ppArgv;
extern LARGE_INTEGER	lFreq;
extern LARGE_INTEGER	lAppStart;
extern DWORD			idDdeInst;
extern UINT				uCF_HpObj;
extern HANDLE			hHeap;
extern HINSTANCE		hApp;
extern HWND				hWnd;
extern HWND				hDlgDebug;
extern HWND             hDlgFind;
extern HWND             hDlgProfile;
extern HDC				hWindowDC;
extern HCURSOR          hCursorArrow;
extern HCURSOR          hCursorHand;
extern BOOL				bAutoSave;
extern BOOL				bAutoSaveOnExit;
extern BOOL				bSaveDefConfirm;
extern BOOL				bStartupBackup;
extern BOOL				bAlwaysDisplayLog;
extern BOOL				bLoadObjectWarning;
extern BOOL				bAlwaysOnTop;
extern BOOL				bActFollowsMouse;
extern HANDLE			hThread;
extern DWORD			lThreadId;
extern VOID				SetWindowTitle(LPCTSTR szString);
extern VOID				CopyItemsToClipboard(HWND hWnd);
extern VOID				UpdateWindowStatus(VOID);
extern VOID				ForceForegroundWindow(HWND hWnd);

// Settings.c
extern VOID ReadSettings(VOID);
extern VOID WriteSettings(VOID);
extern VOID ReadLastDocument(LPTSTR szFileName, DWORD nSize);
extern VOID WriteLastDocument(LPCTSTR szFilename);

// Display.c
extern BOOL   bGrayscale;
extern UINT   nBackgroundX;
extern UINT   nBackgroundY;
extern UINT   nBackgroundW;
extern UINT   nBackgroundH;
extern UINT   nLcdX;
extern UINT   nLcdY;
extern UINT   nLcdZoom;
extern LPBYTE pbyLcd;
extern HDC    hLcdDC;
extern HDC    hMainDC;
extern BYTE   (*GetLineCounter)(VOID);
extern VOID   (*StartDisplay)(BYTE byInitial);
extern VOID   (*StopDisplay)(VOID);
extern VOID   UpdateContrast(BYTE byContrast);
extern VOID   SetLcdColor(UINT nId, UINT nRed, UINT nGreen, UINT nBlue);
extern VOID   SetLcdMode(BOOL bMode);
extern VOID   CreateLcdBitmap(VOID);
extern VOID   DestroyLcdBitmap(VOID);
extern BOOL   CreateMainBitmap(LPCTSTR szFilename);
extern VOID   DestroyMainBitmap(VOID);
extern VOID   UpdateDisplayPointers(VOID);
extern VOID   UpdateMainDisplay(VOID);
extern VOID   UpdateMenuDisplay(VOID);
extern VOID   WriteToMainDisplay(LPBYTE a, DWORD d, UINT s);
extern VOID   WriteToMenuDisplay(LPBYTE a, DWORD d, UINT s);
extern VOID   UpdateAnnunciators(VOID);
extern VOID   ResizeWindow(VOID);

// Engine.c
extern BOOL    bInterrupt;
extern UINT    nState;
extern UINT    nNextState;
extern BOOL    bRealSpeed;
extern BOOL    bKeySlow;
extern BOOL    bCommInit;
extern CHIPSET Chipset;
extern TCHAR   szSerialWire[16];
extern TCHAR   szSerialIr[16];
extern DWORD   dwSXCycles;
extern DWORD   dwGXCycles;
extern HANDLE  hEventDebug;
extern BOOL    bDbgAutoStateCtrl;
extern INT     nDbgState;
extern BOOL    bDbgNOP3;
extern BOOL    bDbgCode;
extern BOOL    bDbgRPL;
extern BOOL    bDbgSkipInt;
extern DWORD   dwDbgStopPC;
extern DWORD   dwDbgRplPC;
extern DWORD   dwDbgRstkp;
extern DWORD   dwDbgRstk;
extern DWORD   *pdwInstrArray;
extern WORD    wInstrSize;
extern WORD    wInstrWp;
extern WORD    wInstrRp;
extern VOID    SuspendDebugger(VOID);
extern VOID    ResumeDebugger(VOID);
extern VOID    CheckSerial(VOID);
extern VOID    AdjKeySpeed(VOID);
extern VOID    SetSpeed(BOOL bAdjust);
extern VOID    UpdateKdnBit(VOID);
extern BOOL    WaitForSleepState(VOID);
extern UINT    SwitchToState(UINT nNewState);
extern UINT    WorkerThread(LPVOID pParam);

// Fetch.c
extern VOID    EvalOpcode(LPBYTE I);

// Files.c
extern TCHAR   szEmuDirectory[MAX_PATH];
extern TCHAR   szCurrentDirectory[MAX_PATH];
extern TCHAR   szCurrentKml[MAX_PATH];
extern TCHAR   szBackupKml[MAX_PATH];
extern TCHAR   szCurrentFilename[MAX_PATH];
extern TCHAR   szBackupFilename[MAX_PATH];
extern TCHAR   szBufferFilename[MAX_PATH];
extern TCHAR   szPort2Filename[MAX_PATH];
extern BYTE    cCurrentRomType;
extern UINT    nCurrentClass;
extern LPBYTE  pbyRom;
extern BOOL    bRomWriteable;
extern DWORD   dwRomSize;
extern WORD    wRomCrc;
extern LPBYTE  pbyPort2;
extern BOOL    bPort2Writeable;
extern BOOL    bPort2IsShared;
extern DWORD   dwPort2Size;
extern DWORD   dwPort2Mask;
extern WORD    wPort2Crc;
extern BOOL    bBackup;
extern VOID    SetWindowLocation(HWND hWnd,INT nPosX,INT nPosY);
extern DWORD   GetCutPathName(LPCTSTR szFileName,LPTSTR szBuffer,DWORD dwBufferLength,INT nCutLength);
extern VOID    SetWindowPathTitle(LPCTSTR szFileName);
extern VOID    UpdatePatches(BOOL bPatch);
extern BOOL    PatchRom(LPCTSTR szFilename);
extern BOOL    CrcRom(WORD *pwChk);
extern BOOL    MapRom(LPCTSTR szFilename);
extern VOID    UnmapRom(VOID);
extern BOOL    CrcPort2(WORD *pwCrc);
extern BOOL    MapPort2(LPCTSTR szFilename);
extern VOID    UnmapPort2(VOID);
extern VOID    ResetDocument(VOID);
extern BOOL    NewDocument(VOID);
extern BOOL    OpenDocument(LPCTSTR szFilename);
extern BOOL    SaveDocument(VOID);
extern BOOL    SaveDocumentAs(LPCTSTR szFilename);
extern BOOL    SaveBackup(VOID);
extern BOOL    RestoreBackup(VOID);
extern BOOL    ResetBackup(VOID);
extern BOOL    GetOpenFilename(VOID);
extern BOOL    GetSaveAsFilename(VOID);
extern BOOL    GetLoadObjectFilename(VOID);
extern BOOL    GetSaveObjectFilename(VOID);
extern WORD    WriteStack(UINT nStkLevel,LPBYTE lpBuf,DWORD dwSize);
extern BOOL    LoadObject(LPCTSTR szFilename);
extern BOOL    SaveObject(LPCTSTR szFilename);
extern HBITMAP LoadBitmapFile(LPCTSTR szFilename);

// Timer.c
extern VOID  SetHP48Time(VOID);
extern VOID  StartTimers(VOID);
extern VOID  StopTimers(VOID);
extern DWORD ReadT2(VOID);
extern VOID  SetT2(DWORD dwValue);
extern BYTE  ReadT1(VOID);
extern VOID  SetT1(BYTE byValue);

// Mops.c
extern BOOL        bFlashRomArray;
extern BYTE        disp;
extern LPBYTE      RMap[256];
extern LPBYTE      WMap[256];
extern VOID        Map(BYTE a, BYTE b);
extern VOID        RomSwitch(DWORD adr);
extern VOID        Config(VOID);
extern VOID        Uncnfg(VOID);
extern VOID        Reset(VOID);
extern VOID        C_Eq_Id(VOID);
extern enum MMUMAP MapData(DWORD d);
extern VOID        CpuReset(VOID);
extern VOID        Npeek(BYTE *a, DWORD d, UINT s);
extern VOID        Nread(BYTE *a, DWORD d, UINT s);
extern VOID        Nwrite(BYTE *a, DWORD d, UINT s);
extern BYTE        Read2(DWORD d);
extern DWORD       Read5(DWORD d);
extern VOID        Write5(DWORD d, DWORD n);
extern VOID        Write2(DWORD d, BYTE n);
extern VOID        IOBit(DWORD d, BYTE b, BOOL s);
extern VOID        ReadIO(BYTE *a, DWORD b, DWORD s, BOOL bUpdate);
extern VOID        WriteIO(BYTE *a, DWORD b, DWORD s);

// Lowbat.c
extern VOID StartBatMeasure(VOID);
extern VOID StopBatMeasure(VOID);
extern VOID GetBatteryState(BOOL *pbLBI, BOOL *pbVLBI);

// Keyboard.c
extern VOID ScanKeyboard(BOOL bActive, BOOL bReset);
extern VOID KeyboardEvent(BOOL bPress, UINT out, UINT in);

// Keymacro.c
extern INT     nMacroState;
extern INT     nMacroTimeout;
extern BOOL    bMacroRealSpeed;
extern VOID    KeyMacroRecord(BOOL bPress, UINT out, UINT in);
extern LRESULT OnToolMacroNew(VOID);
extern LRESULT OnToolMacroPlay(VOID);
extern LRESULT OnToolMacroStop(VOID);
extern LRESULT OnToolMacroSettings(VOID);

// Stack.c
extern LRESULT OnStackCopy(VOID);
extern LRESULT OnStackPaste(VOID);

// RPL.c
extern BOOL    RPL_GetSystemFlag(INT nFlag);
extern DWORD   RPL_SkipOb(DWORD d);
extern DWORD   RPL_ObjectSize(BYTE *o,DWORD s);
extern DWORD   RPL_CreateTemp(DWORD l);
extern UINT    RPL_Depth(VOID);
extern DWORD   RPL_Pick(UINT l);
extern VOID    RPL_Replace(DWORD n);
extern VOID    RPL_Push(UINT l,DWORD n);

// External.c
extern BOOL  bWaveBeep;
extern DWORD dwWaveVol;
extern VOID  External(CHIPSET* w);

// DDEserv.c
extern HDDEDATA CALLBACK DdeCallback(UINT, UINT, HCONV, HSZ, HSZ, HDDEDATA, DWORD, DWORD);

// Disasm.c
extern BOOL  disassembler_mode;
extern WORD  disassembler_map;
extern DWORD disassemble (DWORD addr, LPTSTR out, BOOL view);

// Serial.c
extern BOOL CommOpen(LPTSTR strWirePort,LPTSTR strIrPort);
extern VOID CommClose(VOID);
extern VOID CommSetBaud(VOID);
extern BOOL UpdateUSRQ(VOID);
extern VOID CommTxBRK(VOID);
extern VOID CommTransmit(VOID);
extern VOID CommReceive(VOID);

// Cursor.c
extern HCURSOR CreateHandCursor(VOID);

#if defined _USRDLL						// DLL version
// Emu48dll.c
extern VOID (CALLBACK *pEmuDocumentNotify)(LPCTSTR lpszFilename);
extern BOOL DLLCreateWnd(LPCTSTR lpszFilename, LPCTSTR lpszPort2Name);
extern BOOL DLLDestroyWnd(VOID);
#endif

// Message Boxes
static __inline int InfoMessage(LPCTSTR szMessage)  {return MessageBox(hWnd, szMessage, szTitle, MB_APPLMODAL|MB_OK|MB_ICONINFORMATION|MB_SETFOREGROUND);}
static __inline int AbortMessage(LPCTSTR szMessage) {return MessageBox(hWnd, szMessage, szTitle, MB_APPLMODAL|MB_OK|MB_ICONSTOP|MB_SETFOREGROUND);}
static __inline int YesNoMessage(LPCTSTR szMessage) {return MessageBox(hWnd, szMessage, szTitle, MB_APPLMODAL|MB_YESNO|MB_ICONEXCLAMATION|MB_SETFOREGROUND);}
static __inline int YesNoCancelMessage(LPCTSTR szMessage,UINT uStyle) {return MessageBox(hWnd, szMessage, szTitle, MB_APPLMODAL|MB_YESNOCANCEL|MB_ICONEXCLAMATION|MB_SETFOREGROUND|uStyle);}

// Missing Win32 API calls
static __inline LPTSTR DuplicateString(LPCTSTR szString)
{
	UINT   uLength = lstrlen(szString) + 1;
	LPTSTR szDup   = HeapAlloc(hHeap,0,uLength*sizeof(szDup[0]));
	lstrcpy(szDup,szString);
	return szDup;
}