CHANGES.TXT

Emu42 v1.20

DDESERV.C
- bugfix in function DdeCallback(), improved input data checking and
  avoided multiple DDE data fetch in XTYP_POKE case

DEBUGGER.C
- bugfix in function OnLButtonUp(), fixed a buffer overflow when
  converting a 3 byte hexadecimal string to variable Chipset.out
  which overwrite the content of variable Chipset.in and fixed a
  buffer overflow when converting a 4 byte hexadecimal string to
  variable Chipset.in which overwrite the following two padding
  bytes

DISMEM.C
- changed function SetMemRomType(), fixed signed/unsigned mismatch

DISPLAY.C
- changed function WritePixelZoom4(), WritePixelZoom3(),
  WritePixelZoom2() and WritePixelZoom1(), optimized implementation
  by pointer usage and constant folding
- changed function WritePixelDWORD(), WritePixelWORD() and
  WritePixelBYTE(), changed order of operands to enable constant
  folding of compiler
- bugfix in function ResizeWindow(), the WM_PAINT message wasn't
  generated by the InvalidateRect() call when the title and menu bar
  was disabled and the client area was empty, so we got a main
  window with zero size which could not be activated any more ->
  issue solved by forcing a menu bar when client area is empty

DISRPL.C
- changed function PutSn(), minor optimization
- changed function DoHexStream(), DoIntStream(), DoBint(), DoReal(),
  DoERel(), DoCmp(), DoECmp(), DoChar(), DoCStr(), DoHxs(),
  DoIdnt(), DoLam(), DoRomp(), Semi() and DoFlashPtr(), added
  UNREFERENCED_PARAMETER statement
- changed function DoERel(), made function static
- changed function Getfp(), fixed signed/unsigned mismatch

EMU42.C
- changed szLicence string, updated to the latest revision of the
  GPLv2
- moved function SetSoundDeviceList() to SNDENUM.C

EMU42.DSP
- added snddef.h and sndenum.c sources

EMU42.H
- extern declaration of global function

EMU42.RC
- changed IDD_SETTINGS, removed text "Device" and enlarged width of
  combo box IDC_SOUND_DEVICE
- changed version and copyright

FILES.C
- changed function OpenDocument(), removed switcher for document
  format version

KML.C
- changed function iSqrt(), changed implementation to Heron's method
  for speed optimization

REDEYE.C
- changed function CreateCorrectionBits(), fixed signed/unsigned
  mismatch

SNDDEF.H
- include files and interface definitions for SNDENUM.C for
  compilers without installed DirectX SDK

SNDENUM.C
- new module with implementation of function SetSoundDeviceList()
  prior located in EMU48.C for sound device enumeration showing the
  full device name used since Windows Vista

STACK.C
- removed include resource.h
- bugfix in function RPL_GetComplex(), function arguments nMantLen
  and nExpLen hadn't been used

TIMER.C
- removed include ops.h


Emu42 v1.19

DEBUGGER.C
- bugfix in function OnContextMenu(), when the context menu was
  generated from the keyboard it was opened at the wrong position
- bugfix in function Debugger(), use critical section for secure
  deletion of the last instruction buffer

DISPLAY.C
- changed function ResizeWindow(), optimized implementation now
  works independent from window style and menu bar setting

EMU42.C
- added global variable dwTColor and dwTColorTol for the background
  transparency color matching
- added global variable hRgn to hold a region resource handle for
  a transparent background bitmap
- added global variables bTitleBar, bShowTitle, bShowMenu and
  bClientWinMove
- added Critical Section initialization
- added function UpdateWindowBars(), helper function to update state
  of title and menu bar
- changed function SettingsProc(), added "Show Title" and
  "Show Menu" checkbox handling
- changed function OnPaint(), added UpdateWindowBars() call
- changed function OnInitMenu(), added MRU list update
- added function OnContextMenu(), context menu implementation
- added function OnNcHitTest(), when no title bar check if mouse
  position is in client not over a button area
- changed function MainWndProc(), minor change in WM_PALETTECHANGED
  implementation and added WM_CONTEXTMENU, WM_NCRBUTTONUP and
  WM_NCHITTEST message handler
- changed function WinMain(), changed method of memory leak
  detection by adding _CrtSetDbgFlag() at begin and removing
  _CrtDumpMemoryLeaks() at end of program

EMU42.H
- added window styles definition
- changed function prototypes
- extern declaration of global variables and function

EMU42.RC
- changed IDD_SETTINGS, added "Show Title" and "Show Menu" checkbox
- added menu IDM_MENU
- changed version and copyright

ENGINE.C
- bugfix in function SaveInstrAddr(), added critical section to be
  sure that last instruction buffer is still available

FETCH.C
- added typecast to all pLnk entries for compatibility with C++
  compiling on GCC 4.8.1

FILES.C
- defined abs() and labs() as intrinsic
- changed function DecodeGif(), changed function prototype by adding
  an argument overwritten by the transparent color if found
- changed function LoadBitmapFile(), adjusted to new prototype of
  function DecodeGif()
- added function AbsColorCmp() and LabColorCmp(), compare colors
  with tolerance
- added function CreateRgnFromBitmap(), create opaque bitmap region

KML.C
- added keyword "SysItem" to pLexToken[] table
- changed function InitGlobal(), added implementation of keyword
  "Color"
- changed function RunLine(), added implementation of keyword
  "SysItem"
- changed function KillKML(), added reset of variables hRgn,
  dwTColor and dwTColorTol
- added function MouseIsButton() to check if mouse over button area
- changed function MouseMovesTo(), changed _ASSERT implementation to
  make sure that class cursor is NULL and use function
  MouseIsButton() to select cursor type now

KML.H
- added TOK_SYSITEM definition
- changed structure KmlToken, replaced TCHAR array szName[20] with
  LPCTSTR szName pointer
- added MouseIsButton() function prototype

MRU.C
- changed all function argument types from INT to UINT
- removed global variables hMruMenu and nMruPos
- removed all update menu calls in this module and made functions
  robust against non initialized MRU list and ID index out of range
- changed function GetMenuPosForId(), changed function prototype so
  the resulting menu handle and menu position aren't global
  variables any more
- changed function MruInit(), changed return value from FALSE to
  TRUE for success and changed implementation like used in the PPC
  emulator variants
- changed function MruUpdateMenu(), changed function prototype by
  adding the HMENU argument for updating the selected menu and added
  initialization prior done in function MruInit()
- changed function MruWriteList(), if there are no entries don't
  write the "FileCount" setting any more

PCH.H
- added _WINSOCK_DEPRECATED_NO_WARNINGS definition
- added GCLP_HCURSOR, SetClassLongPtr, GetClassLongPtr and ULONG_PTR
  definitions for MSVC6.0 SDK and earlier

RESOURCE.H
- added definitions

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
 "ShowTitle", "ShowMenu" and "ClientWinMove" in section [Emulator]
 in the INI-File

SOUND.C
- bugfix in function DestroyWaveThread(), the WM_QUIT message may
  failed and so the sound message thread wasn't shut down
- changed function SoundOpen(), added additional check if the sound
  device support the necessary audio format

STACK.C
- changed function SetBcd(), fixed signed/unsigned mismatch

SYMBFILE.C
- changed function RplLoadTable(), made optimizations and added
  integrity checks


Emu42 v1.18

DEBUGGER.C
- removed INSTRSIZE definition
- changed function GetAddr(), made function more general by adding
  address range check and the ability of decoding a symbolic entry
  into an address
- bugfix in function OnSetCursor(), on "Activation follows mouse"
  enabled child dialogs lost focus when cursor moved over parent
  debugger dialog
- changed function Debugger(), removed initialization of global
  variable wInstrSize
- changed function EnterAddr(), changed parameter storage from
  static variable to window user data and replaced address decoder
  code by GetAddr() function call
- changed function EnterBreakpoint(), replaced address decoder code
  by GetAddr() function call and so added decoding a symbolic entry
  into an address
- bugfix in function LoadMemData(), forgot to check if file content
  fit into Saturn address range, loading now stops also after last
  Saturn address written
- changed function SaveMemData(), added assertion for Saturn address
  verification
- bugfix in function DebugMemLoad() and DebugMemSave(), adjusted to
  new prototype of function GetAddr() and so added checking if the
  given addresses are in the Saturn address range because Saturn
  read/write functions don't do the range check; this also cause a
  change in behavior, on empty address fields the operation fails
  and the dialog still remains open

DISPLAY.C
- changed table sSegtabSaca[], added 64bit qualifier to image
  constants
- changed function UpdateContrastLewis(), replaced BitBlt() by
  PatBlt() function call
- changed function CreateLcdBitmap(), the height of a Lewis chip
  Pioneer calculator pixel is now calculated by formula and added
  implementation to select the pixel drawing routine over function
  pointer, Zoom factors 1-4 still using the old implementation,
  greater Zoom factors are using a more generic approach
- changed DestroyLcdBitmap(), added reset of variables x-zoom factor
  and function pointer WritePixel
- replaced function WritePixel() by the new functions
  WritePixelZoom4(), WritePixelZoom3(), WritePixelZoom2() and
  WritePixelZoom1() and WritePixelDWORD(), WritePixelWORD() and
  WritePixelBYTE() with new implementation to support nLcdZoom
  values > 4
- changed function UpdateDisplayClamshell() and
  UpdateDisplayPioneer(), removed zoom factor assertion
- changed function UpdateAnnunciators(), changed to a more efficient
  bitcount implementation

EMU42.C
- changed function SetSoundDeviceList(), replaced "Standard Audio"
  device ID from constant to definition
- bugfix in function SettingsProc(), restart the sound engine by
  calling the clean up and initialization functions now and on
  "Activation follows mouse" enabled debugger dialog maybe got focus
  even if it's not the last active one
- changed function OnFileNew(), removed call of function
  SaveBackup() which is already a part of function NewDocument()
- changed function OnFileNew(), OnFileOpen(), OnFileMruOpen(),
  OnFileSave(), OnFileSaveAs() and OnFileClose(), switched detection
  of document is available from variable pbyRom (ROM image loaded)
  to variable bDocumentAvail
- changed function WinMain(), added sound engine initialization and
  clean up

EMU42.RC
- changed version and copyright

ENGINE.C
- initialized variable wInstrSize with size of last instruction
  array (the circular buffer can hold (wInstrSize-1) instructions)
- bugfix in function WorkerThread(), moved sound engine
  initialization and clean up from SM_RUN state to main function,
  this prevents a non responding Saturn CPU emulation when changing
  from SM_SLEEP to SM_RUN state during sound engine initialization

FETCH.C
- made typedef of jump table struct constant, so the const keyword
  was removed from all references of JMPTAB
- changed function EvalOpcode(), minor code optimization

FILES.C
- bugfix in function PatchRom(), removed limitation that patch file
  must have 6 characters minimum, fixed a buffer overflow when end
  of patch file consists of white space characters, recalculate
  CRC's only on address patch written and return failture on syntax
  errors now

KML.C
- changed function InitLcd(), removed Zoom factor 4 limitation

PCH.H
- added MSVC6.0 compatible 64bit constant qualifier macro
- added GWLP_USERDATA, SetWindowLongPtr, GetWindowLongPtr and
  LONG_PTR definitions for MSVC6.0 SDK and earlier

REDEYE.C
- changed function IrPrinter(), changed to a more efficient
  bitcount implementation for missed bits

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "LastInstrBufSize" in section [Debugger] in the INI-File

STACK.C
- added function Trim(), create a trimmed copy of the input string
- added function SetBcd(), contain implementation of prior function
  RPL_SetBcd()
- changed function RPL_SetBcd(), wrapper for function SetBcd() to
  trim data before decoding
- changed function RPL_SetComplex(), create a trimmed working copy
  before decoding the outline brackets and because of the changed
  function RPL_SetBcd() the real number arguments are accepted with
  white spaces around now
- removed disabled function IsRealNumber(), it was more or less
  functional compatible with actual modified function RPL_SetBcd()

TIMER.C
- removed UNIX_0_TIME definition

UDP.C
- changed function SendByteUdp(), replaced malloc() by _alloca()
  call for UNICODE wchar to char string translation to get rid of
  freeing the allocated memory manually


Emu42 v1.17

DDESERV.C
- prepared for C++ compiling

DEBUGGER.C
- prepared for C++ compiling
- added new function OnCodeFindPCO(), search for a PCO object in the
  code window
- changed function Debugger(), added context menu commands handler
  in the WM_COMMAND section
- changed function OnFindOK(), added downwards search direction
- changed function Find(), added and changed message handler for the
  "Previous" and "Next" buttons

DISMEM.C
- prepared for C++ compiling

EMU42.C
- prepared for C++ compiling
- replaced global variable lThreadId with local variable dwThreadId
- added global variable with the identifier for the waveform-audio
  output device
- added function SetSoundDeviceList(), helper function for filling
  sound device combo box with waveform-audio output devices
- changed function SettingsProc(), removed sound radio button
  handlers and added implementation of sound device combo box
- bugfix in function OnViewScript(), ROM image change wasn't handled
- bugfix in function OnCopyData(), state file loading is only
  allowed when the current instance has already a document available

EMU42.DSP
- added sound.c sources

EMU42.H
- prepared for C++ compiling
- extern declaration of global variables and functions
- removed extern declaration of global variable

EMU42.RC
- changed IDD_FIND, added a "Previous" button for previous search,
  shorten the text of the "Find Next" button to "Next" and changed
  the ID of the next search button
- changed IDD_SETTINGS, removed "Speaker" and "Wave" radio buttons
  and added "Device" combo box in the sound section
- added "Previous PCO" and "Next PCO" menu entries in debugger
  "Code" context menu
- changed version and copyright

ENGINE.C
- added global variable bEnableSlow for global disabling slowing
  down the CPU
- added global variable bSoundSlow slowing down the CPU core at
  sound output
- changed function AdjustSpeed() and InitAdjustSpeed, added sound
  slow down implementation
- changed function WorkerThread(), added sound engine control

EXTERNAL.C
- removed global variable bWaveBeep
- moved global variable dwWaveVol to module sound.c
- removed functions BeepWave(), BeepWin9x() and Beeper()
- changed function External0() and External1(), removed PC speaker
  support and used function SoundBeep() instead of Beeper() for beep
  output over sound card

FETCH.C
- prepared for C++ compiling

FILES.C
- prepared for C++ compiling
- changed function MapRom(), modified minimum file size detection
  and replaced VirtualAlloc() with malloc() memory request
- changed function UnmapRom(), adjusted memory deallocation
- changed function SaveBackup(), improved document available
  detection

KML.C
- prepared for C++ compiling
- added global variable wKeybLocId to hold the keyboard layout input
  locale at begin of KML loading
- changed function ParseBlocks(), use variable wKeybLocId instead
  of input locale reading
- bugfix in function KillKML(), key mapping state table wasn't
  cleared at the end and added reset of variable wKeybLocId
- bugfix in function InitKML(), changed implementation by reading
  the current keyboard layout and convert the layout data to the
  input locale setting

MRU.C
- prepared for C++ compiling

OPCODES.C
- changed function o801(), call beeper handler function on beeper
  port change

PCH.H
- added include malloc.h

RESOURCE.H
- added definitions
- removed IDC_SOUND_SPEAKER and IDC_SOUND_WAVE

RPL.C
- prepared for C++ compiling

SETTINGS.C
- bugfix in function GetRegistryString(), ignored target buffer size
  when copying the default to the target string buffer
- changed function ReadSettings() and WriteSettings(), added item
  "WaveDeviceId" and "WaveTime" and deleted item "WaveBeep" in
  section [Emulator] in the INI-File

SOUND.C
- new module for native beeper emulation over wave output device

STACK.C
- prepared for C++ compiling

SYMBFILE.C
- prepared for C++ compiling

USRPRG32.C
- prepared for C++ compiling

USRPRG42.C
- prepared for C++ compiling


Emu42 v1.16

EMU42.C
- added function OnCopyData() as WM_COPYDATA message handler
  implementation for changing the state file to the given state file
  name
- changed function MainWndProc(), added WM_COPYDATA message handler
- changed function WinMain(), expanded single instance case by
  transmitting the given state file name to the already opened
  program instance and made more flexible CPU binding for the Saturn
  core emulation thread on Windows NT4.0 and later

EMU42.H
- added WM_COPYDATA identifier definition

EMU42.RC
- changed version

KML.C
- added global variable bLocaleInc for checking if locale block
  content already included
- added keyword "Locale" to pLexToken[] and token TOK_LOCALE to
  eIsGlobalBlock[] table
- changed function ParseLine() and ParseBlock(), preset szLexString
  variable with NULL after freeing
- changed function IncludeLines() and IncludeBlocks(), changed
  function prototype by adding a boolean argument for selecting the
  text message "Including" or "Parsing" in the log file
- bugfix in function ParseLines(), return a TOK_NONE line for an
  empty block instead of a NULL pointer which regular stands for a
  syntax error
- bugfix in function ParseLines() and ParseBlocks(), changed
  function prototype by adding a boolean argument for selecting the
  mode "include" or "parse" for the next lines or blocks and
  verifying the "Include" argument was incomplete and may caused
  memory leaks at error condition
- bugfix in function ParseBlock(), verifying the block commmand
  argument was incomplete and may caused a memory leak at error
  condition
- changed function ParseBlocks(), changed function prototype by
  adding a boolean argument if an "End" token is also valid and
  added implementation of block "Locale"
- changed function KillKML(), added reset of variable bLocaleInc
- changed function ReleaseButton(), for speed optimization skip
  function if button is already released
- bugfix in function LoadKMLGlobal(), fixed a memory leak caused by
  the error condition that expected block command is a string
- changed function InitKML(), added current keyboard input locale
  setting log file text

KML.H
- added TOK_LOCALE definition

TIMER.C
- changed function SetHPTime(), time calculation now work properly
  for host system dates before 1970/01/01 and after 2106/02/07


Emu42 v1.15

DEBUGGER.C
- removed structure MODEL_MAP_T, variables MemMap[], pbyMapData,
  dwMapDataSize and pMapping, the implementation behind moved to
  module DISMEM.C
- changed function SetMappingMenu(), InitMemMap() and OnFindOK(),
  changed to DISMEM.C implementation
- changed function GetMemCurAddr(), OnMemGoAdr(), OnKeyUpDown() and
  OnKeyPlusMinus(), variable dwMapDataSize isn't global any more,
  use function GetMemDataMask() instead
- changed function ViewCodeWnd(), set disassembler to memory mapped
  mode
- changed function ViewMemWnd(), removed initialized but unused
  variable and changed to DISMEM.C implementation
- bugfix in function OnDblClick(), fixed buffer overflow when
  converting a 2 byte hexadecimal string to a byte and added an
  update of code window
- changed function Debugger(), changed disassembler mode setting and
  added initialization of RPL object viewer get nibble function in
  WM_INITDIALOG message
- bugfix in function UpdateRplObjViewWnd(), show entry point names
  only in mapped mode and end address for RPL object viewer depend
  on the actual memory mapping mode and with the design change to
  the DISMEM.C implementation in all debugger and disassembler
  related parts, the RPL object viewer also works in all memory
  mapping modes properly now

DISASM.C
- changed function read_nibble(), call function GetMemNib() from the
  new module DISMEM.C for mapping mode memory access and made
  function static

DISPLAY.C
- initialized the color array in variable bmiLcd now
- changed function UpdateContrastSaca(), new brush is only necessary
  for an initialized KML contrast palette entry
- changed function CreateLcdBitmap(), preset KML contrast palette
  with black on background for the case of a complete uninitialized
  KML contrast palette
- changed function WritePixel(), draw only the pixel that have to be
  switched on
- changed function UpdateContrastLewis(), CreateLcdBitmap(),
  DestroyLcdBitmap(), UpdateDisplayClamshell(),
  UpdateDisplayPioneer(), UpdateAnnunciators() and StopDisplay(),
  added support for real image LCD background
- changed function UpdateDisplaySacajawea(), don't draw display
  pattern on uninitialized KML foreground contrast palette entry
- changed function UpdateMainDisplay(), exchanged StretchBlt() back
  to BitBlt() because the bug in the WineHQ BitBlt() implementation
  was fixed in Wine 1.4

DISRPL.C
- the get nibble function is not hard referenced as read_nibble()
  call any more, it's now called over RplReadNibble() function
  pointer
- changed function PrintTail(), expanded to handle 6 digit addresses
- changed function RplCreateObjView(), defined end pointer also as
  constant

DISRPL.H
- added extern declaration of RplReadNibble() function pointer

EMU42.C
- changed function SettingsProc(), added "Single Instance" checkbox
  handling
- changed function OnPaint(), exchanged StretchBlt() back to
  BitBlt() in display redraw part because the bug in the WineHQ
  BitBlt() implementation was fixed in Wine 1.4
- bugfix in function OnDropFiles(), changed function prototype to
  the correct structure type of dropped file names and initialized
  the bSuccess variable for the case the wNumFiles variable is 0
- changed function Disasm(), changed to DISMEM.C implementation
- changed function MainWndProc(), made correct type cast to argument
  of function OnDropFiles()
- changed function WinMain(), replaced multiple class name usage
  with atom variable, added current directory reading, moved read
  settings before window creation added check for setting
  "SingleInstance" to switch to an already running program instance
  instead of creating a new one and added more flexible CPU binding
  for the Saturn core emulation thread on Windows Vista and later

EMU42.DSP
- added dismem.c sources

EMU42.H
- added enum MEM_MAPPING
- removed FullFilename() declaration
- extern declaration of global variables and functions
- removed extern declaration of global variable

EMU42.RC
- added item "Single Instance" in settings dialog
- changed version and copyright

FILES.C
- added szCurrentDirectory[] variable holding the current directory
  at program start
- removed function FullFilename()
- changed function PatchRom(), MapRom() and LoadBitmapFile(),
  relaced call of function FullFilename() by calling
  SetCurrentDirectory() twice
- bugfix in function DecodeBmp() and DecodeGif(), a 2nd bitmap load
  allocated and bound a 2nd palette to the main window, now only the
  1st bitmap (mostly the KML background bitmap) bound his palette to
  the main window

KML.C
- changed table pLexToken[], defined table as constant and changed
  last token id table preset from constant number to member of token
  id enumerator
- changed function DestroyKmlList() and CreateKmlList(), changed
  function prototype explicit setting VOID as argument
- changed function CreateKmlList(), IncludeLines(), IncludeBlocks(),
  LoadKMLGlobal() and InitKML(), relaced call of function
  FullFilename() by calling SetCurrentDirectory() twice
- bugfix in function ParseString(), decoding the \" sequence as
  quotation mark inside a string was incomplete, so every single '\'
  character was also removed
- bugfix in function ReloadButtons(), ON key button wasn't handled

MRU.C
- changed function MruUpdateMenu(), changed variable type of
  variable hMenu
- changed function MruReadList(), removed initialized but unused
  variable

RESOURCE.H
- added definition

SETTINGS.C
- changed function ReadSettings(), moved current directory reading
  and CPU speed setting to MainWndProc()
- changed function ReadSettings() and WriteSettings(), added item
  "SingleInstance" in section [Emulator] in the INI-File

UDP.C
- added function ResetUdp(), reset UDP address
- bugfix in function SendByteUdp(), fixed memory leak at error
  condition and optimized IP address decoding

USRPRG32.C
- bugfix in function ReadBuffer3(), function return type was missing


Emu42 v1.14

DDESERV.C
- replaced all HeapAlloc() with malloc() memory requests

DEBUGGER.C
- replaced all HeapAlloc() with malloc() memory requests
- changed function ToggleBreakpoint() and EditBreakpoint(), minor
  code optimization purging breakpoint
- bugfix in function LoadBreakpointList(), added check of breakpoint
  entries against breakpoint table size

DISRPL.C
- replaced all HeapAlloc() with malloc() memory requests
- bugfix in function BCDx(), fixed possible uninitialized bExpflag
  variable
- bugfix in function DoRrp(), fixed possible uninitialized bErr
  variable

EMU42.C
- removed global variable hHeap
- replaced all HeapAlloc() with malloc() memory requests
- changed function SettingsProc(), added infrared printer settings
- changed function SaveChanges(), detect if document is available
  now over the variable bDocumentAvail and not over the variable
  pbyRom any more; in the case of an illegal KML script there maybe
  a document loaded, but no ROM image, so pbyRom will be NULL in
  this case
- bugfix function OnViewScript(), when quitted the dialog "Choose
  Your KML Script" with the Cancel button when chosen an invalid
  script the function returned without the possibility of saving the
  current document; now the function try to reload the primarily KML
  script and if this also fails then the current document is saved
- changed function MainWndProc(), added call of
  _CrtDumpMemoryLeaks() at end of program to detect malloc() memory
  leaks

EMU42.DSP
- added redeye.c and udp.c sources
- added library Ws2_32.lib

EMU42.H
- removed extern declaration of hHeap
- extern declaration of global variables and functions
- added MMU bit definitions PAGE_BITS, ADDR_BITS and ADDR_SIZE
- changed variable prototypes of RMap[] and WMap[]
- replaced all HeapAlloc() with malloc() memory requests

EMU42.RC
- added "Infrared Printer" group in Settings dialog
- changed version and copyright

ENGINE.C
- added global variable nOpcSlow to hold the number of CPU opcodes
  slowing down the CPU core
- changed function AdjustSpeed(), added CPU opcode slow down
  implementation
- added function InitAdjustSpeed(), initialize CPU slow down part
  if necessary
- changed function AdjKeySpeed() and SetSpeed(), use function
  InitAdjustSpeed() to initialize the CPU slow down variables

EXTERNAL.C
- replaced all HeapAlloc() with malloc() memory requests

FILES.C
- replaced all HeapAlloc() with malloc() memory requests
- changed function CrcRom(), if no ROM available return without
  modifying the checksum
- changed function ResetDocument(), NewDocument(), OpenDocument()
  and RestoreBackup(), added state variable if document is available
- bugfix in function OpenDocument(), added check of KML script name
  length against target buffer size and fixed a bug calculating
  the number of key rows from the Chipset.Keyboard_Row buffer

IO.H
- changed PROW_END definition to 0x087, I'm mostly sure that the row
  driver buffer has only a size of 16 nibbles; the =InitDisplay
  routine in the HP32SII initialize 18 nibbles (16 relevant + 00 at
  the end) for easier coding

KEYMACRO.C
- changed function EventThread(), added minimum key hold time for
  keyboard macro playing and subtract minimum key hold time from
  saved waiting time, this is more accurate when the user has
  selected a different minimum key hold time than the default one
- changed function KeyMacroRecord(), now saving the complete waiting
  time including the key state holding time, the key state holding
  time is now subtract in the player function thread EventThread()
- changed function OnToolMacroNew(), removed adding the key state
  holding time to the reference time, this is not necessary any more

KML.C
- replaced all HeapAlloc() with malloc() memory requests
- bugfix in function ParseBlock(), string argument wasn't freed in
  error case

MOPS.C
- changed MMU page size bits from code constants to definitions
- added function NreadEx() as replacement for the functions Npeek()
  and Nread()
- changed function Npeek() and Nread(), coded as inline to call the
  replacement function NreadEx()
- added function ReadT2Acc(), reading timer2 value with checking for
  CPU speed measurement behaviour
- changed function ReadSacajaweaIO(), ReadLewisIO() and
  ReadLewisSlaveIO(), the timer2 register content is now read by
  function ReadT2Acc() to analyze the read access scheme
- bugfix in function WriteLewisIO(), added implementation of the STL
  bit in the LEDOUT (0x30D) register

MRU.C
- replaced all HeapAlloc() with malloc() memory requests

OPS.H
- changed MMU page size bits from code constants to definitions
- bugfix in function FASTPTR(), longest opcode calculation from
  buffer size was wrong, so MMU boundary fixup wasn't working
  properly

PCH.H
- added include winsock2.h

REDEYE.C
- new module for decoding the redeye data stream for a HP82240B
  printer

RESOURCE.H
- added some definitions

RPL.C
- replaced all HeapAlloc() with malloc() memory requests

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "KeyMinDelay" in section [Macro] and the items "Address" and
  "Port" in section [IrPrinter] in the INI-File

STACK.C
- replaced all HeapAlloc() with malloc() memory requests
- bugfix in function RPL_GetBcd(), fixed possible uninitialized
  bExpflag variable
- bugfix in function OnStackCopy(), fixed possible uninitialized
  uClipboardFormat variable in DOCSTR case

SYMBFILE.C
- replaced all HeapAlloc() with malloc() memory requests

UDP.C
- new module for sending a byte over UDP

USRPRG32.C
- replaced all HeapAlloc() with malloc() memory requests

USRPRG42.C
- replaced all HeapAlloc() with malloc() memory requests


Emu42 v1.13

DEBUGGER.C
- changed table MemMap[], replaced Chipset memory pointer NCE2 and
  NCE3 by new variables
- changed function Debugger(), removed all UpdateWindowStatus()
  function calls

DISPLAY.C
- added RGBtoCOLORREF definition
- bugfix in function SetBkBitmap(), UpdateContrastSaca() and
  CreateLcdBitmap(), the color argument of function
  CreateSolidBrush() must be in COLORREF and not in RGBQUAD format

EMU42.C
- renamed function UpdateWindowStatus() to OnInitMenu() and modified
  it to a WM_INITMENU message handler
- changed function OnFileNew() and WinMain(), removed all
  UpdateWindowStatus() function calls
- changed function MainWndProc(), added WM_INITMENU message handler
- changed function Disasm(), added if opcode should be interpreted
  as PCO

EMU42.DSP
- changed the resource natural language to English

EMU42.H
- extern declaration of global variables
- removed declaration of global function UpdateWindowStatus()

EMU42.RC
- changed IDD_DEBUG_SETTINGS, replaced "Ok" with "OK" and removed
  accelerator keys from "OK" and "Cancel"
- changed IDR_DEBUG_MEM, added several accelerator keys
- changed version and copyright

ENGINE.C
- changed function SwitchToState(), removed all UpdateWindowStatus()
  function calls

FILES.C
- added global variables to hold the memory module pointers prior
  located in the Chipset and ChipsetS structure
- bugfix in function PatchRom(), if first patch address in a line
  was outside the ROM area, the emulator crashed with an access
  violation, removed the patch address wrap around
- changed function ResetDocument(), NewDocument(), OpenDocument(),
  SaveDocument(), SaveBackup(), RestoreBackup() and ResetBackup(),
  replaced Chipset memory pointer NCE2 and NCE3 by new variables
- changed function ResetDocument(), OpenDocument(),
  SaveDocumentAs(), SaveBackup(), RestoreBackup() and ResetBackup(),
  removed all UpdateWindowStatus() function calls
- changed function DibNumColors(), changed function prototype from
  UINT to WORD return
- changed function CreateBIPalette(), changed variable
  UINT nNumColors to WORD wNumColors to avoid variable overflow
  loading palNumEntries of LOGPALETTE structure

KEYMACRO.C
- changed function OnToolMacroNew(), OnToolMacroPlay() and
  OnToolMacroStop(), removed all UpdateWindowStatus() function calls

KML.C
- changed function ParseLines(), BOOL expression was missing in main
  while() loop, worked because TOK_NONE is 0
- changed function RunLine(), removed warning when compiling for x64
  architecture
- changed function KillKML(), removed UpdateWindowStatus() function
  call
- changed function LoadKMLGlobal(), used wrong variable type for
  variable eToken

MOPS.C
- changed table NCE[], replaced Chipset memory pointer NCE2 and NCE3
  by new variables

OPCODES.C
- changed function o802() and o803(), replaced Chipset memory
  pointer NCE2 and NCE3 by new variables
- bugfix in function o807(), a pressed ON key prevented the CPU
  going into shutdown mode

OPS.H
- bugfix in function FASTPTR(), longest opcode is 21 nibbles long
  and fixed problem executing an opcode over a MMU boundary
- changed function Nunpack(), new coding for speed optimization,
  this solved also a bug in the code optimizer of VS2010 (the
  optimizer generated wrong code, another possible workaround for
  this problem was declaring the function argument "BYTE *a" as
  "volatile BYTE *a")

PCH.H
- added INVALID_FILE_ATTRIBUTES definition
- enabled WinXP style under VS2005, VS2008 and VS2010

SETTINGS.C
- changed function WriteReg() and DelReg(), changed function
  protoytypes to make them compatible with the functions
  WritePrivateProfileString() and WritePrivateProfileInt()
- changed function GetRegistryInt(), changed function protoytype to
  make it compatible with function GetPrivateProfileInt()

STACK.C
- bugfix in function OnStackCopy(), local target buffer was too
  small to hold a large complex number

TYPES.H
- changed structures CHIPSET_M and CHIPSET_S, replaced NCE2 and NCE3
  with a DWORD placeholder each, because when compiling for x64
  architecture these 4 byte pointers grow up to 8 bytes and destroy
  the state file structure

USRPRG42.C
- changed function SelectProgram(), removed warnings when compiling
  UNICODE for x64 architecture


Emu42 v1.12

DDESERV.C
- bugfix in function DdeCallback(), readded delay at XTYP_POKE after
  ON key state change switching calculator on and made ON key hold
  time variable

DEBUGGER.C
- added backup breakpoint list
- changed function ViewCodeWnd() and UpdateCodeWnd(), calculators
  base on Sacajawea hardware don't use PCO in there firmware
- changed function UpdateProfileWnd(), added Sacajawea hardware time
  calculation to profiler
- changed function EnterAddr(), expanded hex address range from 6 to
  8 digits
- added functions SaveBreakpointList() and
  CreateBackupBreakpointList() to handle the backup breakpoint list

DEBUGGER.H
- extern declaration of global functions

DISPLAY.C
- made variable nLcdyZoom public
- added definitions and global variables
- changed initialization of dwKMLColor[] table
- added sSegtabSaca[] table
- added *UpdateContrast() function pointer
- added function GetDimLcdBitmap(), calculate size of Sacajawea LCD
- added function SetBkBitmap(), create background bitmap with
  segments
- added function UpdateContrastSaca(), contrast handler for
  Sacajawea hardware
- renamed function UpdateContrast() to UpdateContrastLewis()
- changed function GetSizeLcdBitmap(), return calculated sizes now
- changed function CreateLcdBitmap(), set variable nLcdyZoom only
  when it's not initialized and added initialization for Sacajawea
  display type
- changed function DestroyLcdBitmap(), changed contrast palette
  setting to new startup colors and added cleanup for Sacajawea
  display type
- changed function CreateMainBitmap(), added initialization for
  annunciator DC
- changed function DestroyMainBitmap(), added reset of annunciator
  DC
- added function CreateAnnunBitmap(), load Sacajawea annunciator
  bitmap
- added function DestroyAnnunBitmap(), destroy Sacajawea annunciator
  bitmap
- added function WritePixel(), a replacement for the removed
  functions WritePixelQuad() and WritePixelRect()
- changed function UpdateDisplayClamshell() and
  UpdateDisplayPioneer(), adjusted to the new function WritePixel()
- added function UpdateDisplaySacajawea(), display drawing routine
  for Sacajawea hardware
- changed function UpdateMainDisplay(), removed assertion for zoom
  factor because the Sacajawea implementation don't use this factor
  -> the assertions are now in the Lewis drawing routines, use
  calculated display size for BitBlt() operation and exchanged
  BitBlt() with StretchBlt() because of a serious bug in the WineHQ
  BitBlt() implementation (in this environment StretchBlt() is ~5us
  slower than BitBlt() so it doesn't really matter from the speed
  aspect)
- changed function StartDisplay() and StopDisplay(), added special
  handling for Sacajawea display type
- changed function UpdateAnnunciators(), return function immediately
  if not emulating a Lewis chip
- added function GetLcdNumberSaca(), interpret characters of
  Sacajawea display

DISRPL.C
- bugfix in function BCDx(), detection for exponent writing was
  wrong -> on negative exponents sometimes the result format was
  wrong, on positive exponents sometimes the result itself was wrong
- added variable bRplViewAsm to enable showing ASM code instead of
  hex data
- changed function PrintHead(), changed function prototype and
  changed binary data view for use in disassembler
- added function PrintLevel() for writing level depending blanks
- added function AssemblyOutput(), ASM code viewer for
  "RPL Object Viewer" module
- changed function RplCreateObjView(), adjusted to new prototype of
  function PrintHead(), replaced level depending blank drawing by
  calling function PrintLevel() and added a call to replace the
  decoded CODE hex string object by a ASM code disassembly

DISRPL.H
- extern declaration of global variable

EMU42.C
- changed function UpdateWindowStatus(), added separated enable for
  Copy and Paste functionality, added Copy Stack enable for the
  HP14B, HP17B, HP17BII, HP19BII, HP27S and HP32SII
- changed function OnPaint(), exchanged BitBlt() with StretchBlt()
  in display redraw part because of a serious bug in the WineHQ
  BitBlt() implementation
- changed function OnDropFiles(), OnViewCopy(), OnObjectLoad() and
  OnObjectSave(), added HP32SII user code handling
- bugfix in function OnDropFiles() and OnObjectLoad(), readded
  delay after ON key state change switching calculator on and made
  ON key hold time variable
- changed function OnFileMruOpen(), on success move selected entry
  to top of MRU table

EMU42.DSP
- changed to REGISTRY (HKCU/Software/Emu42) saving
- added usrprg32.c sources

EMU42.H
- separated MODELS definition to Sacajawea and Lewis hardware
- changed T2CYCLES definition
- added defines isModelLewis() and isModelSaca() for detecting the
  hardware type from the model type
- added enum for the emulator hardware platform
- changed function UpdateContrast() to function pointer declaration
- extern declaration of global variables and function
- removed extern declaration of global functions

EMU42.RC
- changed IDD_SETTINGS, replaced "Ok" with "OK" and removed
  accelerator keys from "OK" and "Cancel"
- changed version info "FileDescription" text
- changed version

ENGINE.C
- added global variable dwSacaCycles
- renamed variable dwLewisCyclesRate to dwCyclesRate
- changed function WorkerThread(), added initialization for
  Sacajawea CPU speed

FILES.C
- added global variable nCurrentHardware
- changed function RebuildRomCrc(), added Sacajawea ROM CRC
  calculation
- changed function NewDocument(), added hardware initialization for
  Sacajawea based calculators
- bugfix in function SaveBackup(), a backup of the debugger
  breakpoint list wasn't created
- bugfix in function RestoreBackup(), the debugger breakpoint list
  wasn't restored so the breakpoints got lost when saving the state
  file and added preserving debugger open state, this feature was
  lost as a result of a bugfix in an earlier version
- changed function GetOpenFilename() and GetSaveAsFilename(), added
  Sacajawea based calculators to file list and put HP17B and HP17BII
  together to one item
- changed function DecodeGif(), fixed a GCC type mismatch warning

KEYBOARD.C
- renamed variable dwLewisCyclesRate to dwCyclesRate
- changed function KeyboardEvent(), only the Lewis hardware has the
  RATE control and made key switch time variable

KML.C
- increased pAnnunciator array and made variable public
- added keywords "Distance", "Zoomxy", "Digit" and "IfMem" to
  pLexToken[] table
- added token TOK_DIGIT to eIsGlobalBlock[] table
- added token TOK_IFMEM to eIsBlock[] table
- removed function FatalError()
- bugfix in function ParseString(), replaced error text
- bugfix in function IncludeLines(), removed fatal error message
  text
- bugfix in function ParseLines(), in some cases parsing hadn't
  stopped with an error inside a block with an unreferenced include
  file and removed a fatal error message text
- bugfix in function ParseBlock(), block argument checking generated
  wrong error messages in the case of syntax errors
- bugfix in function IncludeBlocks(), removed fatal error message
  text
- changed function ParseBlocks(), removed "Invalid block." message
  text and made some code optimizations calling the function
  FatalError()
- changed function InitGlobal(), added decoder code to detect
  hardware platform, changed some punctuation and capital letters
- changed function InitLcd(), added "Zoomxy" keyword
- added function InitDigit(), implementation for token TOK_DIGIT
- changed function InitButton(), source code improvement checking
  the size of button array
- changed function RunLine(), added implementation of "IfMem"
  command
- changed function KillKML(), added DestroyAnnunBitmap() and preset
  of some global variables
- bugfix in function ReloadButtons(), global variable bKeyPressed
  wasn't updated
- changed function InitKML(), added initialization of TOK_DIGIT,
  annunciator bitmap and IO hardware, added dropped files support
  for the HP32SII

KML.H
- added TOK_DISTANCE, TOK_ZOOMXY, TOK_DIGIT and TOK_IFMEM definition
- extern declaration of global function

MOPS.S
- renamed variable dwLewisCyclesRate to dwCyclesRate
- added function prototypes
- added function pointer for IO memory access
- added function InitIO() for initializing the IO memory access
  function pointer
- added function ChipResetMaster(), code adjust for Sacajawea
  hardware
- changed function Npeek() and Nread(), changed function call of
  ReadSlaveIO() to ReadLewisSlaveIO()
- changed function Nwrite(), changed function call of WriteSlaveIO()
  to WriteLewisSlaveIO()
- added function ReadSacajaweaIO() and WriteSacajaweaIO(), Sacajawea
  specific IO functions
- renamed function ReadIO() to ReadLewisIO(), WriteIO() to
  WriteLewisIO(), ReadSlaveIO() to ReadLewisSlaveIO() and
  WriteSlaveIO() to WriteLewisSlaveIO()
- made function ReadLewisIO(), WriteLewisIO(), ReadLewisSlaveIO()
  and WriteLewisSlaveIO() static

MRU.C
- changed function MruAdd(), added entry moving to top when the
  entry is already in the table
- added function MruMoveTop(), move MRU entry to top of table

RESOURCE.H
- reordered some definitions

RPL.H
- added some HP14B, HP17BII, HP19BII, HP27S and HP32SII RAM entries

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added items
  "SacaCycles", "WakeupDelay" and "KeyMinDelay" in section
  [Emulator] in the INI-File

STACK.C
- bugfix in function RPL_GetBcd(), detection for exponent writing
  was wrong -> on negative exponents sometimes the result format was
  wrong, on positive exponents from E12 until E14 with 12 digit
  mantissa setting the result itself was wrong
- added helper functions RPL_GetComplex() and RPL_SetComplex() to
  handle complex number objects
- changed function GetRadix(), added HP14B, HP17B, HP17BII, HP19BII,
  HP27S and HP32SII implementation
- added function DoComplex() to handle a complex number object
- changed function OnStackCopy(), added HP14B, HP17B, HP17BII,
  HP19BII and HP27S implementation and added complex number support
- bugfix in function OnStackPaste(), readded delay after ON key
  state change switching calculator on, made ON key hold time
  variable, added flag to disable automatic clipboard object
  detection and added complex number support

USRPRG32.C
- new module for load/save HP32SII user programs


Emu42 v1.11

DDESERV.C
- bugfix in function DdeCallback(), readded delay after ON key state
  change, bug introduced in v1.04 and added stack level adjust at
  XTYP_REQUEST for the case that the calculator is off

DEBUGGER.C
- added function LoadSymbTable(), loading symbol table defined in
  INI-File
- added function GetMemCurAddr(), get address of cursor in memory
  window
- changed function ViewCodeWnd(), function now returns the line
  number with the pc, adjusted address to Saturn address area, added
  label line if address is a known entry and added a check if the 5
  nibble sequence on an address should be interpreted as PCO
- changed function ViewCodeWnd() and InfoIntr(), adjusted to new
  prototype of function disassemble()
- changed function UpdateCodeWnd(), if pc should shown at first line
  but the pc is the begin of a PCO, show PCO address as first line
  instead, added handling for label line
- changed function OnKeyF5(), for label line support changed
  detection of PC line
- changed function OnCodeGoAdr(), removed limitation to Saturn
  address area, limitation now done in function ViewCodeWnd()
- added function OnKeyPlusMinus(), +/- key handler for memory window
- changed function OnKeyCodeWnd(), added handling for label line and
  removed limitation going back before address 0
- changed function OnDrawCodeWnd(), added draw style for label line
- changed function Debugger(), added initialization and
  uninitialization of symbol table and bold font, added +/- key
  handling for memory window, added "RPL Object Viewer" call and
  added Debugger Settings to the system menu
- changed function OnFindOK(), in the case of a search match update
  also the RPL object viewer window
- added functions for "RPL Object Viewer" dialog box
- added functions for Debugger Settings handling
- changed function EnterAddr(), added decoding a symbolic entry into
  an address
- changed function InfoIntr(), added label line if instruction
  address is a known entry
- changed function OnBrowseLoadMem() and OnBrowseSaveMem(), removed
  some NULL characters at end of file filter definition string

DISASM.C
- added variable disassembler_symb to enable symbolic address
  disassembly
- changed function read_nibble(), made function public
- changed function append_imm_nibble(), if the immediate data is 5
  nibbles long and the decoded data is a known symbolic entry, show
  the symbolic name instead of the data
- added new function append_numaddr(), numeric output of an address
- changed function append_addr(), if the address is a known symbolic
  entry, show the symbolic name instead of the address
- bugfix in function append_r_addr(), in some rare conditions the
  program counter value got larger than 0xFFFFF, if the calculated
  absolute address is a known symbolic entry show the symbolic name
  instead of the relative address, in the case of showing the
  relative address the corresponding absolute address is now printed
  by this function and not by the function append_pc_comment(), so
  there's no difference between VIEW_SHORT and VIEW_LONG any more
- removed function append_pc_comment(), implementation is obsolete
  now because absolute address printing is now done in function
  append_r_addr()
- changed function disasm_8() and disassemble(), changed function
  prototypes by removing the view argument

DISPLAY.C
- made global variable pbyLcd static
- changed function UpdateContrast(), changed function prototype, the
  contrast value is now calculated inside the function directly from
  the IO chipset content
- changed function CreateLcdBitmap(), adjusted to new prototype of
  function UpdateContrast() and removed obsolete use of the chipset
  contrast variable
- changed function CreateMainBitmap(), replaced the _ASSERT with the
  VERIFY macro in some cases
- changed function UpdateAnnunciators(), calculate the display
  contrast value now  directly from the IO chipset content
- changed function LcdProc(), added critical section for display
  update is in progress
- bugfix in function StopDisplay(), function timeKillEvent() don't
  stop the display update immediately, so I have to wait until
  display update finished before I clear the display buffer

DISRPL.C
- new module for RPL object decoding

DISRPL.H
- header file for RPL object decoding part

EMU42.C
- added Critical Section initialization for LCD lock
- changed function OnDropFiles() and OnObjectLoad(), adjusted
  function name GetUserCode() to GetUserCode42()
- bugfix in function OnDropFiles() and OnObjectLoad(), readded delay
  after ON key state change, bug introduced in v1.04
- removed static functions OnStackCopy() and OnStackPaste(),
  implementation is now in module STACK.C
- changed function OnViewCopy(), removed MONOCHROME implementation
  and assertion for nLcdZoom
- changed function OnObjectLoad() and OnObjectSave(), adjusted to
  new prototype of function GetLoadObjectFilename() and
  GetSaveObjectFilename(), adjusted function name GetUserCode() to
  GetUserCode42() and OnSelectProgram() to OnSelectProgram42()
- changed function OnObjectLoad(), changed load object warning
  message
- changed function Disasm(), adjusted to new prototype of function
  disassemble()
- changed function WinMain(), added non modal "RPL Object Viewer"
  dialog box in main message handler
- bugfix in function WinMain(), getting the full path name of the
  current state file failed in the case of an empty name buffer

EMU42.DSP
- added symbfile.c and disrpl.c sources

EMU42.H
- added file filter definitions
- removed extern declaration of pbyLcd
- removed VIEW_SHORT and VIEW_LONG definition
- changed function prototypes
- extern declaration of global variables and functions

EMU42.RC
- added dialog IDD_DEBUG_SETTINGS and IDD_RPLVIEW
- changed version and copyright

ENGINE.C
- adjusted to renamed IO.H definitions
- changed function WorkerThread(), adjusted to new prototype of
  function UpdateContrast() and removed obsolete use of the chipset
  contrast variable

FILES.C
- changed function GetCutPathName(), removed warning when compiling
  for x64 architecture
- bugfix in function RebuildRomCrc(), a ROM size smaller than 64KB
  caused a buffer overflow
- changed function IsDataPacked(), made a DWORD pointer copy of the
  VOID pointer argument to avoid type casting, this generates the
  same code on MSVC6.0 but made it GCC compiler compatible
- bugfix in function OpenDocument(), if document reload was refused
  the function returned no success -> this caused trouble in
  function OnFileMruOpen() removing the MRU entry of this document
- bugfix in function RestoreBackup(), removed workaround for
  indirect contrast setting in InitKML(), in the case that the
  initializing of the backup KML failed, the original contrast
  setting was destroyed; as workaround added a call of function
  UpdateContrast()
- changed function GetOpenFilename(), added file filter for all
  Emu42 specific filenames which is default, changed filter names,
  removed some NULL characters at end of file filter definition
  string and removed model specific file extension selection
- changed function GetSaveAsFilename(), changed filter names,
  removed some NULL characters at end of file filter definition
  string and use small size characters for file extensions
- changed function GetLoadObjectFilename() and
  GetSaveObjectFilename(), changed function prototype, added
  arguments for the file filter and the default extension
- bugfix in function SaveObject(), stack level 1 worked only for the
  case that the calculator was on, if the calculator is off the
  relevant object is at stack level 2
- added function DecodeBmp(), contain the BMP image file decoder
  prior located in function LoadBitmapFile() and added check of
  bitmap file size
- added functions ReadGifByte(), ReadGifWord() and DecodeGif() for
  decoding GIF image files
- bugfix in function LoadBitmapFile(), check for a valid file handle
  was missing, moved BMP image file decoder to function DecodeBmp()
  and added GIF image file support

IO.H
- renamed definitions TIMER1_CTL to TIMERCTL_1 and TIMER2_CTL to
  TIMERCTL_2
- added Sacajawea chip specific definitions

KEYBOARD.C
- adjusted to renamed IO.H definitions

KEYMACRO.C
- changed function OnToolMacroNew() and OnToolMacroPlay(), removed
  some NULL characters at end of file filter definition string
- changed function MacroProc(), removed warning when compiling for
  x64 architecture

KML.C
- changed szText variable qualifier from LPTSTR to LPCTSTR
- changed function CreateKmlList(), adjusted to new prototype of
  function GetStringParam()
- added function UpdateScriptList(), filling the KML script combo
  box with all found script titles and select the current used one
- changed function ChooseKMLProc(), call function UpdateScriptList()
  to update the KML script combo box now
- bugfix in function FatalError(), modifying the script buffer
  content isn't allowed
- changed function InitLex(), IncludeLines() and IncludeBlocks(),
  adjusted to constant pointer of variable szText
- changed function GetStringOf(), changed for better reading
- changed function SkipWhite(), optimized and better readable
  implementation
- bugfix in function ParseToken(), optimized string delimiter
  searching among other optimizations, removed increment of line
  counter on LF character to correct the line numbering on UNIX
  files with LF instead of CR LF at line end -> line counter
  increment is done in function SkipWhite() on decoding next keyword
  in function Lex() and modifying the script buffer content for
  debug output isn't allowed
- changed function ParseLine(), replaced main loop "goto" construct
- changed function GetStringParam(), changed return variable
  qualifier from LPTSTR to LPCTSTR

LOWBAT.C
- bugfix in function StartBatMeasure(), creating the battery
  watching thread wasn't Win9x compatible

MOPS.C
- adjusted to renamed IO.H definitions
- changed function ChipResetMaster() and WriteIO() adjusted to new
  prototype of function UpdateContrast() and removed obsolete use of
  the chipset contrast variable
- changed function WriteIO(), prepared implementation of the STL bit
  in the LEDOUT (0x30D) register

OPCODES.C
- adjusted to renamed IO.H definitions

PCH.H
- added INVALID_SET_FILE_POINTER definition

RESOURCE.H
- added definitions for Debugger Settings and RPL object viewer
  handling

RPL.C
- changed function RPL28_SkipOb(), RPL28_ObjectSize(),
  RPL42_SkipOb() and RPL42_ObjectSize(), adjusted to renamed
  definitions

RPL.H
- renamed definitions O_DOEREAL to O_DOEREL, D_DOEREAL to D_DOEREL
  and D_DOLNKARRY to D_DOHSTR
- added some HP32SII RAM entries

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "Symbolic" in section [Disassembler] in the INI-File

STACK.C
- renamed function StackCopy() to OnStackCopy() and StackPaste() to
  OnStackPaste()
- changed function OnStackCopy(), changed object detection and added
  HP32SII implementation
- bugfix in function OnStackPaste(), readded delay after ON key
  state change, bug introduced in v1.04

SYMBFILE.C
- new module for loading external symbols from a Saturn3 linker file

TIMER.C
- adjusted to renamed IO.H definitions

TTYPES.H
- removed contrast variable from CHIPSET_M structure

USRPRG42.C
- renamed function GetUserCode() to GetUserCode42() and
  OnSelectProgram() to OnSelectProgram42()
- changed function PutUserCode() and SelectProgram42(), removed
  warning when compiling for x64 architecture
- changed function SelectProgram42(), adjusted to new prototype of
  function GetSaveObjectFilename()


Emu42 v1.10

DEBUGGER.C
- changed function SetMappingMenu(), added control of memory menu
  items ID_DEBUG_MEM_LOAD and ID_DEBUG_MEM_SAVE
- changed function OnLButtonUp(), NewValue(), EnterAddr() and
  EnterBreakpoint(), replaced WM_GETTEXT message call with function
  GetWindowText()
- changed function Debugger(), added calls of Load/Save Memory Data
  handling functions
- added functions for Load/Save Memory Data handling

DISASM.C
- bugfix in function disassemble(), the NOP5 opcode returned wrong
  address for next instruction (GOTO opcode skipping one nibble)

DISPLAY.C
- bugfix in function StopDisplay(), the assumption that WM_PAINT
  always redraw the complete display area was wrong; because
  calculating the used display region is quite difficult the
  complete emulator windows will be redrawn

EMU42.C
- bugfix in function SaveChanges(), function GetSaveAsFilename()
  returns a boolean and not a button id and removed call of last
  document saving
- changed function OnPaint(), removed mixture of BitBlt() calls with
  argument hPaintDC and hWindowDC inside critical section
- bugfix in function OnFileNew(), function SaveBackup() was called
  when emulator engine was running -> this may caused inconsistent
  backup data
- changed function OnFileOpen(), added MruAdd() call
- added new function OnFileMruOpen(), command handler for MRU menu
  selections
- bugfix in function OnFileSaveAs(), function GetSaveAsFilename()
  returns a boolean and not a button id, minor optimizations,
  removed call of last document saving and added MruAdd() call
- changed function OnFileClose(), removed call of DisableDebugger()
  because it's now done in function ResetDocument()
- changed function OnObjectSave(), minor optimization
- changed function OnTopics(), minor optimization by replacing
  ShellExecuteEx() with ShellExecute()
- changed function MainWndProc(), added MRU message handler
- changed function WinMain(), added StartupBackup handling, added
  MRU handling and added last document saving at end of program

EMU42.DSP
- added mru.c sources

EMU42.H
- extern declaration of global variables and functions

EMU42.RC
- added dialogs IDD_DEBUG_MEMSAVE and IDD_DEBUG_MEMLOAD
- added Menuitem Files "Recent Files..."
- added "Load Memory Data..." and "Save Memory Data..." menu entries
  in debugger "Memory" context menu
- changed version and copyright

FILES.C
- changed function GetCutPathName(), better support for UNC names
- changed function ResetDocument(), added call of DisableDebugger()
- changed function SaveBackup(), added assertion for checking
  emulator engine state
- changed function GetLoadObjectFilename() and
  GetSaveObjectFilename(), changed default file filter from *.* to
  *.HP

LOWBAT.C
- changed function GetBatteryState(), added possibility to disable
  low battery detection

MOPS.C
- bugfix in function MapNCE(), if MMU controller configuration
  requests more ROM data than current ROM file size, memory pointers
  outside the ROM data buffer were generated -> this may cause a
  memory access violation later

MRU.C
- new module for MRU routines

OPCODES.C
- changed function o83n(), o88n() and o89n(), speed optimization

OPS.H
- changed function Tbit0(), Tbit1(), Ta(), Tb(), Tae() and Tbe(),
  speed optimization

RESOURCE.H
- added definition for MRU handling
- added definitions for Load/Save Memory Data handling

SETTINGS.C
- added function DelReg() for deleting a registry item
- changed function ReadSettings() and WriteSettings(), added item
  "StartupBackup" in section [Files] and item "Disable" in section
  [LowBat] in the INI-File
- added functions ReadSettingsString(), WriteSettingsString(),
  ReadSettingsInt(), WriteSettingsInt() and DelSettingsKey(),
  universal settings interface used for MRU data handling

TIMER.C
- bugfix in function TimeProc(), under certain conditions this
  function is called with a zero uEventId and this may clash with a
  reset timer event identifier


Emu42 v1.09

DDESERV.C
- changed function DdeCallback(), case XTYP_POKE and XTYP_REQUEST
  now decode the item name for the stack level and changed to new
  BINARYHEADER28S definition

DEBUGGER.C
- added new function OnSetCursor(), message handler for
  "Activation Follows Mouse" implementation
- changed function Debugger(), added "Always On Top" and
  "Activation Follows Mouse" handling
- bugfix in function OnToolDebug(), argument for owner window handle
  was wrong, but over the years I has liked this debugger dialog
  behavior so I put in the correct argument for this behavior

DISASM.C
- disabled automatic inline code
- fixed source file formatting error
- changed function append_field(), defined as inline code
- changed function append_r_addr(), code optimization

DISPLAY.C
- changed function ResizeWindow(), added "Always on top" feature

EMU42.C
- moved CF_HPOBJ definition to EMU42.H
- removed global variable bClassicCursor
- added function ForceForegroundWindow() forcing window to
  foreground
- changed function SettingsProc(), added "Always On Top" and
  "Activation Follows Mouse" handling
- changed function OnMouseMove(), added "Activation follows mouse"
  feature
- added function OnNcMouseMove() for "Activation follows mouse"
  feature in non client area
- changed function MainWndProc(), added WM_NCMOUSEMOVE message
  handler
- bugfix in function WinMain(), moved additional DDE stuff just
  behind DDE server initialization, adjusted length for cut
  filenames preventing negative values and call ShowWindow() before
  asking for a new document preventing a KML script dialog without a
  parent window

EMU42.H
- added CF_HPOBJ definition from EMU42.C
- renamed define BINARYHEADER28 into BINARYHEADER28S and the
  definition to "HPHP28-S" to separate it from Emu28
- removed declaration of bClassicCursor
- changed function prototypes
- extern declaration of global variables and functions

EMU42.RC
- added item "Always On Top" and "Activation Follows Mouse" in
  settings dialog
- cosmetic changes in dialog IDD_CHOOSEKML to improve WinXP style
- changed version and copyright

FILES.C
- added global variable saving the patched ROM checksum
- changed function SetWindowPathTitle(), adjusted length for cut
  filename
- changed function CrcRom(), change function prototype, added
  unpacked data check and made function public
- bugfix in function CrcRom(), hadn't detected address content
  changes at addresses ending with a 0x2 and 0x3 because only lower
  16 bit of checksum was used -> modified function cause a warmstart
  because of new checksum
- changed function UnmapRom(), added reset of ROM checksum variable
- new function IsDataPacked() for unpacked data check
- changed function OpenDocument(), use ROM checksum made in
  InitKML() and added checks for packed memory data
- changed function SaveDocument(), adjusted to new prototype of
  CrcRom()
- changed function WriteStack(), now checking the complete binary
  header "HPHP28-S" to distinguish them from Emu28 object files,
  added stack level argument, adjusted to new prototype of function
  RPL28_ObjectSize() and added new error state for bad objects
- changed function LoadObject(), adjusted call of WriteStack() to
  new function prototype and added error message for bad objects
- changed function SaveObject(), changed to new BINARYHEADER28S
  definition

KML.C
- bugfix in function KillKML(), class member variable wasn't reset
- bugfix in function TransparentCircle(), there was no radius value
  check for preventing division by 0 and color low adjust value
  wasn't reached because of wrong color offset divisor -> adjusted
  LOWADJ definition to get similar output to buggy earlier version
- changed function MouseMovesTo(), removed bClassicCursor switch
- changed function InitKML(), added full check for unpacked ROM
  image and build checksum of patched ROM

OPCODES.C
- bugfix in function o807(), Chipset.in register must be refreshed
  before checking for a pressed key

PCH.H
- added include stddef.h
- restricted DWORD_PTR type definition for MSVC6.0 and earlier

RESOURCE.H
- added some definitions

RPL.C
- bugfix in RPL28_ObjectSize() and RPL42_ObjectSize(), changed
  function prototype for adding buffer size parameter preventing
  reading outside buffer area when decoding bad objects
- changed function RPL_ObjectSize(), adjusted to new prototypes
  of function RPL28_ObjectSize() and RPL42_ObjectSize()
- added function RPL_Depth() returning stack depth
- changed function RPL_Pick(), added check of stack depth
- changed function RPL_Push(), new implementation with stack level
  argument

RPL.H
- added definition of O_EDITLINE

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "ActFollowsMouse" and "AlwaysOnTop" in section [Emulator], removed
  item "ClassicCursor" from [KML] section in the INI-File

STACK.C
- adjusted calls of RPL_Push() to new function prototype

TIMER.C
- changed function CalcT2(), in the case of a pending timer2
  interrupt return always the timer2 value 0xFFFFFFFF


Emu42 v1.08

DDESERV.C
- removed warnings when compiling under VS2005

DEBUGGER.C
- removed warnings when compiling under VS2005

DISASM.C
- bugfix in function disasm_8(), the ?HS=0 n opcode showed always as
  ?=0 opcode

DISPLAY.C
- bugfix in function StopDisplay(), in most times display wasn't
  cleared in calculator off state (bug introduced in v1.07)

EMU42.C
- removed warnings when compiling under VS2005
- changed function OnCreate() and OnDestroy(), added Critical
  Section initialization
- changed function OnFileClose(), removed call of KillKML() because
  will be done in ResetDocument()
- bugfix in function OnViewScript(), removed error message because
  it's wrong when script is ok, but log report was leaved with
  Cancel button, also if clause of error message box was never
  reached because error message box had no Cancel button
- changed function OnViewScript(), added call of
  SetWindowPathTitle() to adjust length of window title
- changed function WinMain(), simplified document loading at startup
  and replaced full filename title with length cut filename

EMU42.DSP
- added lowbat.c sources

EMU42.H
- extern declaration of global variable and functions

EMU42.RC
- changed version
- replaced CREATEPROCESS_MANIFEST_RESOURCE_ID definition in manifest
  declaration by 1

ENGINE.C
- changed function WorkerThread(), added control of battery
  measurement thread

EXTERNAL.C
- changed function BeepWave(), removed VS2005 warning
- changed function BeepWin9x(), disabled implementation for IA64
  architecture

FETCH.C
- changed function EvalOpcode(), included assertion for detecting
  access to packed memory data

FILES.C
- moved function WriteStack() inside file
- added new function GetCutPathName(), creating a length cut
  filename
- added new function SetWindowPathTitle(), replacement for calling
  SetWindowTitle() for getting length cut filenames as title
- changed function PatchRom(), removed VS2005 warning
- changed function MapRom(), removed some useless variable settings
  and optimized ROM unpacking
- changed function OpenDocument(), SaveDocumentAs() and
  RestoreBackup(), replaced call of function SetWindowTitle() with
  SetWindowPathTitle()
- changed function GetOpenFilename(), GetSaveAsFilename(),
  GetLoadObjectFilename() and GetSaveObjectFilename(), moved
  storage place of local file buffer from heap to stack

KEYBOARD.C
- bugfix in function ScanKeyboard(), if keyboard reading wasn't
  active a released ON key wasn't cleared in the "in" register

KEYMACRO.C
- removed warnings when compiling under VS2005
- changed function OnToolMacroNew(), minor optimization writing
  macro file header

KML.C
- removed warnings when compiling under VS2005
- added keyword "Menubar" to pLexToken[] table -> scripts using this
  keyword are parsed with a warning but not with a fatal error
- bugfix in function CreateKmlList(), fixed possible call of API
  function lstrcmpi() with NULL pointer at Hardware detection and
  select only KML files with a valid Model statement
- changed function DisplayChooseKml(), changed return type of dialog
  box
- bugfix in function Lex(), EOF without LF at end of non empty line
  wasn't detected as EOL
- changed function ParseLine(), change typecast of szLexString from
  DWORD to DWORD_PTR

KML.H
- added TOK_MENUBAR definition
- changed variable type of nParam[] element of KmlLine structure
  because element is also used as pointer

LOWBAT.C
- new module with battery measurement

MOPS.C
- added function ChipResetMaster(), new function for reset master
  chip (derivated from function CpuReset())
- added function ChipResetSlave(), new function for reset slave chip
  (derivated from function CpuReset())
- bugfix in function CpuReset(), display update wasn't stopped and
  moved implementation to functions ChipResetMaster() and
  ChipResetSlave() for complete reset
- added new function IOBit() for thread safe setting of IO bits
- bugfix in function ReadIO(), added GRAM, VLBI and LBI bit
  implementation in the LPD (0x308) register
- bugfix in function ReadSlaveIO(), the VLBI and LBI bit are always
  off in the slave chip and added GRAM implementation in the LPD
  (0x308) register
- changed function WriteIO(), new implementation of display sync
  error for the DON bit in the DSPCTL (0x303) register because of
  modified CpuReset() function
- bugfix in function WriteIO() and WriteSlaveIO(), added GRAM, VLBI
  and LBI bit implementation in the LPD (0x308) register and the
  EGRAM bit implementation in the LPE (0x309) register
- bugfix in function WriteSlaveIO(), a DON bit change in the DSPCTL
  (0x303) register hadn't affect on the annunciators of Clamshell
  calculators

PCH.H
- added _CRT_SECURE_NO_DEPRECATE definition
- added DWORD_PTR type definition

RESOURCE.H
- removed CREATEPROCESS_MANIFEST_RESOURCE_ID and RT_MANIFEST
  definition

STACK.C
- changed function RPL_SetBcd(), removed compiler warning
- bugfix in function OnStackPaste(), case "any other format" must be
  treated as string and not as binary object

TIMER.C
- removed warnings when compiling under VS2005
- bugfix in function StopTimers(), on stopping master timer slave
  timers wasn't stopped automatically


Emu42 v1.07

DISPLAY.C
- changed function CreateLcdBitmap(), WritePixelQuad() and
  WritePixelRect(), added Zoom factor 3 handling
- changed function StopDisplay(), removed display clear

EMU42.H
- added definition with valid calculator models
- added macro with model validation code

EMU42.RC
- changed IDD_KMLLOG, replaced "Always" text with "Show Script
  compilation result next time"
- changed version

FILES.C
- bugfix in function NewDocument(), the backup now behave like with
  function OpenDocument() -> the backup now contain the emulator
  state before the new session and not the new session itself
- bugfix in function OpenDocument(), after reading CPU state, port
  pointers must immediately be deleted because on error condition
  function ResetDocument() tries to free this memory; added check
  for valid calculator model
- bugfix in function RestoreBackup(), window title wasn't updated
- bugfix in function CreateBIPalette(), for 16 and 32 bitcount
  bitmaps no logical palette was created

KML.C
- changed table szLexDelim[], removed first element
- added new table eIsGlobalBlock[] with valid block tokens
- added new function IsGlobalBlock(), checking if token inside
  eIsGlobalBlock[] table
- changed function Lex(), added assertion for mode checking
- changed function ParseLines(), added syntax checking for command
  tokens and removed "Open block." message
- changed function ParseBlocks(), added syntax checking for block
  tokens
- changed function InitLcd(), TOK_ZOOM argument wasn't checked, on
  illegal zoom values use 1 as default now
- bugfix in function InitButton(), nested scancode block commands
  hadn't handled correctly
- bugfix in function LoadKMLGlobal(), keyword "Global" had only been
  detected as first command in KML script
- changed function InitKML(), changed checking for valid Model
  argument and changed the corresponding error message

KML.H
- adjusted definitions of LEX_BLOCK, LEX_COMMAND and LEX_PARAM to
  modified table szLexDelim[]


Emu42 v1.06

DDESERV.C
- bugfix in function DdeCallback(), used wrong return in XTYP_POKE
  case for calculator models without stack

DEBUGGER.C
- changed function UpdateMemoryWnd(), added follow dispatcher
- new function OnMemFollow() to handle follow menu entries
- changed function OnDblClick() and OnKeyUpDown(), replaced all
  function calls of UpdateMemoryWnd() with ViewMemWnd() because of
  the modified behavior of UpdateMemoryWnd()
- changed function Debugger(), added "Follow" menu entry
  initialization in WM_INITDIALOG and menu commands handler in
  WM_COMMAND section

DISPLAY.C
- bugfix in function UpdateContrast(), used background Color 0 in
  calculator off state even if Color 32 was defined
- bugfix in function CreateLcdBitmap(), DIB section shouldn't
  created from the memory DC

EMU42.C
- changed function SettingsProc(), added sound handling
- changed function SaveChanges(), default button for confirming the
  "Do you want to save changes ?" message depends now on the
  "SaveDefaultConfirm" INI-File setting (1=yes / 0=no button)

EMU42.H
- extern declaration of global variable

EMU42.RC
- added "Sound" group in Settings dialog
- added "Follow" menu entries in debugger "Memory" context menu
- changed version and copyright

ENGINE.C
- bugfix in function WorkerThread(), when changing into SM_RUN state
  display contrast must also be restored

FILES.C
- bugfix in function LoadBitmapFile(), function blocked loading
  bitmap when ROM file was missing

KML.C
- added keywords "Topbar" and "Vga" to pLexToken[] table -> scripts
  using these keywords now are parsed with warnings and not quit
  with a fatal error any more
- bugfix in function SkipWhite(), skipping remark text hadn't stop
  at string end
- bugfix in function ParseBlocks(), stopped script parsing without
  error at unknown block token
- bugfix in function SkipLines(), TOK_END was handled wrong -> this
  caused a RunKey end if condition of TOK_IFPRESSED or TOK_IFFLAG
  was false and there was no TOK_ELSE inside this level
- bugfix in function KillKML(), ROM type wasn't reset to the preset
  value at the end

KML.H
- added TOK_TOPBAR and TOK_VGA definition

RESOURCE.H
- added several definitions

RPL.C
- added new function RPL28_GarbageCol() for doing a garbage
  collection
- changed function RPL_CreateTemp(), added garbage collection in
  HP28S section on low memory condition

RPL.H
- added O_GARBAGECOL definition

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "SaveDefaultConfirm" in section [Files] in the INI-File

TIMER.C
- changed function CheckT1() and CheckT2(), minor optimization in
  checking if INT or WAKE bit is set


Emu42 v1.05

DISPLAY.C
- bugfix in function CreateMainBitmap(), in error case hMainDC
  variable wasn't cleared

EMU42.H
- extern declaration of global variables

EMU42.RC
- changed version

EXTERNAL.C
- added function BeepWave(), beeper function using sound card
- added function BeepWin9x(), PC speaker function for working on
  Win9x
- added function Beeper(), helper function calling OS dependent
  beeper implementation or wave sound
- changed function External0() and External1(), removed range
  checking of duration and call the new function Beeper instead of
  Beep()
- bugfix in function External1(), got DWORD overflow in calculation
  of RATE dependent frequency and duration values

KML.C
- bugfix in function InitKML(), changed log message for no "Model"
  definition found and a missing "Bitmap" definition wasn't detected

PCH.H
- added include conio.h

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added item
  "WaveBeep" and "WaveVolume" in section [Emulator] in the INI-File

TIMER.C
- bugfix in function SetT1(), fixed unsynchronized access to timer1
  value, stop timer1 only if running and restart timer1 only when
  timer2 is running


Emu42 v1.04

DDESERV.C
- changed function DdeCallback(), removed delays after ON key state
  change

DISPLAY.C
- bugfix in function CreateLcdBitmap(), set UpdateDisplayMem
  function pointer with wrong referenced function

EMU42.C
- changed function UpdateWindowStatus(), enabled stack copy/paste
  for the HP42S
- changed function OnStackCopy() and OnStackPaste(), moved function
  body to STACK.C
- changed function OnDropFiles() and OnObjectLoad(), removed delays
  after ON key state change
- bugfix in function WinMain(), szCurrentKml wasn't initialized
- changed function WinMain(), added accelerator key access for menus

EMU42.DSP
- added rpl.h and stack.c sources

EMU42.H
- extern declaration of global functions

EMU42.RC
- changed menu text "Copy String" to "Copy Stack" and menu text
  "Paste String" to "Paste Stack"
- changed menu text order from "Copy Stack/Copy Screen/Paste Stack"
  to "Copy Screen/Copy Stack/Paste Stack"
- added accelerator resource
- changed version

FILES.C
- changed function WriteStack(), minor optimization when saving as
  string
- changed function PatchRom(), changed ASCII string handling from
  BYTE to CHAR data type
- bugfix in function OpenDocument(), check for empty KML file name
  was wrong, so the error handler of the following InitKML() was
  always called in this case
- changed function LoadObject(), file access is now shared

KML.C
- changed variable qualifier of eIsBlock[] table and removed
  TOK_NONE item from it
- bugfix, global variables pKml and pKmlList hadn't be initialized
- removed usage of global variables bKmlLogOkEnabled and nKmlFiles
- changed function AddToLog(), changed argument qualifier and minor
  code optimization
- changed function PrintfToLog(), use a local buffer instead of the
  heap for the output buffer of the wvsprintf() function, this helps
  to reduce fragmentation of the heap
- changed function KMLLogProc(), minor code optimization and removed
  use of global variable bKmlLogOkEnabled and windows redraw in the
  WM_INITDIALOG case
- changed function DisplayKMLLog(), removed use of global variable
  bKmlLogOkEnabled and transfer state of bOkEnabled over the lParam
  argument to the dialog box procedure
- bugfix in function CreateKmlList(), fixed a memory leak in the
  case of no title
- changed function ChooseKMLProc(), minor code optimization
- changed function IsBlock(), minor code optimization
- bugfix in function ParseString(), fixed memory leak in error case
  and optimized implementation
- changed function IncludeLines(), IncludeBlocks(), LoadKMLGlobal()
  and InitKML(), file access is now shared

OPS.H
- bugfix in function Nsub() and Nrsub(), in some situations wrong
  results in dec mode with illegal decimal number entry as 2nd
  operator
- changed function Nsrb(), speed optimization

RPL.C
- moved HP28S RPL constants to file RPL.H
- changed function RPL_SkipOb() and RPL_ObjectSize(), prepared for
  HP42S implementation
- changed function RPL_CreateTemp(), added HP42S implementation
- added function RPL_PushX(), push object into HP42S x-register

RPL.H
- new module with memory addresses and RPL constants

STACK.C
- new module with stack manipulation parts of the HP28S, prior
  located in EMU42.C, and manipulation parts for the HP42S
  x-register
- the HP28S can now also copy real numbers from and to the clipboard
- changed function StackPaste(), removed delays after ON key state
  change

USRPRG42.C
- moved HP42S RPL constants to file RPL.H
- bugfix in function SelectProgram(), hadn't checked for selected
  items in the IDOK case so it was possible to write an empty user
  code file


Emu42 v1.03

CHECKBOX.BMP
- fixed one pixel with wrong color

DEBUGGER.C
- bugfix in function Debugger(), used function to set icon which
  hasn't worked properly under WinXP

DISPLAY.C
- removed remainders of DEBUG_DISPLAY stuff

EMU42.C
- changed function declaration of function OnTopics()

EMU42.RC
- changed "Always" checkbox in "KML Script Compilation Result"
  dialog from a pushlike to normal one for better readability under
  WinXP style
- changed version and copyright

ENGINE.C
- bugfix in function AdjustSpeed(), on large operations the
  workaround condition for Win2k was detected and the following
  synchronizing failed because the CPU didn't got the free running
  cycles for the waited time

FILES.C
- bugfix in function OpenDocument(), reload KML button state from
  last document close
- changed function DibNumColors() and CreateBIPalette(), changed
  argument qualifier

KML.C
- added function ReloadButtons(), update internal button state from
  chip keyboard matrix content

KML.H
- added ReloadButtons() function prototype

TIMER.C
- bugfix in function RescheduleT2(), better accuracy on conversation
  of timer2 ticks into multimedia timer ms
- changed function StartTimers(), added calculation of maximum
  timer2 ticks that can be handled by one timer event
- changed function StartTimers() and StopTimers(), changed
  multimedia timer to best possible timer resolution instead of
  risking to fail with 1 ms resolution preset


Emu42 v1.02

EMU42.RC
- changed version

USRPRG42.C
- changed function PrevGlobal(), minor optimization
- bugfix in function Catalog(), a FOCAL program begins not at the
  global label, it begins behind the global end of the prior program
- bugfix in function GetUserCode(), was only able to load FOCAL
  programs beginning with a global label
- changed function GetUserCode(), added FOCAL program packing


Emu42 v1.01

DISPLAY.C
- changed function UpdateContrast(), added UpdateAnnunciators() call
  to adjust annunciator color on display contrast change
- changed function LcdProc(), removed UpdateAnnunciators() call to
  save execution time
- changed function StartDisplay(), added UpdateAnnunciators() call
  to switch on every set annunciator

EMU42.C
- changed function UpdateWindowStatus(), added macro specify menu
  control
- changed function CopyItemsToClipboard(), simplified implementation
  in UNICODE mode by saving the data in the CF_UNICODETEXT format
- added function OnTopics() to call help file
- changed function OnLButtonDown(), OnLButtonUp(), OnMouseMove(),
  OnKeyDown() and OnKeyUp(), disable function handling when in macro
  play mode
- changed function MainWndProc(), added some macro and help command
  handler functions

EMU42.DSP
- added keymacro.c sources

EMU42.H
- extern declaration of global variables and functions

EMU42.RC
- added Menuitem Tools "Macro..."
- added Menuitem Help "Help Topics" in main menu
- changed version

ENGINE.C
- changed function WorkerThread(), close running keyboard macros
  when switching into invalid state

KEYBOARD.C
- changed function KeyboardEvent(), added call to key recording
  function KeyMacroRecord()
- bugfix in function KeyboardEvent(), prevent buffer overflow with
  too big out codes on Chipset.Keyboard_Row array

KEYMACRO.C
- new module supporting keyboard macro functions

KML.C
- added function PlayKey(), handle button with OutIn code

KML.H
- added PlayKey() function prototype

MOPS.C
- bugfix in function WriteIO() and WriteSlaveIO(), writing to timer2
  failed if first writing address was before the timer2 address area
- changed function WriteIO() and WriteSlaveIO(), update annunciators
  now here on every access to the annunciator registers

PCH.H
- added VERIFY macro

RESOURCE.H
- added several definitions

SETTINGS.C
- changed function ReadSettings() and WriteSettings(), added section
  [Macro] in INI-File


Emu42 v1.00

- first public version


(c) by Christoph Gießelink, c dot giesselink at gmx dot de