MD5 context menu

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MD5 context menu: a Windows(R) explorer context menu extension

:: About "MD5 context menu"

MD5 context menu is a freeware shell extension for windows.
MD5 context menu displays the MD5 hash sum of the selected file.
MD5 calculation as defined in RFC1321.
Sorry, last version 0.13 contains a bug for large files. We're working on a fix..

:: Screenshot

:: Requirements

Windows 95, 98, ME, NT, 2000, XP.

:: Credits

Matthias Fichtner for his md5.pas unit for Borland Delphi4 (modified for v0.13)
Nullsoft for the great NSIS. "NSIS is a free scriptable win32 installer/uninstaller system that doesn't suck and isn't huge."
Dimka Maslov for the MD5 Hashsum Evaluation Unit For Borland Delphi (used in v0.1 ... v0.12)

:: ChangeLog

We're working on new version.
v0.13: 2004-01-06 Fixed wrong MD5 calculation for files larger than 256MBytes.
v0.12: 2003-10-21 Fixed wrong window height under certain WinXP themes.
v0.11: 2003-10-01 Improvements in installer and registry settings.
v0.1 : 2003-07-01 First public release.

:: Copyright

MD5 context menu is in the public domain.

:: Download

you only need to download install.exe, all required files are included compressed in this installer program

v0.13: 2004-01-06:
install.exe (244.625B) MD5: 381568c7116405cd1d7c4b535e4b6019 md5.exe (194.560B) MD5: d71f66be8d3fc7666c3d42c3f6d8c21a md5.dll (196.096B) MD5: fca7971fd5e7b46551aeea25f9dd5564

v0.12: 2003-10-21:
install.exe (244.415B) MD5: 6964cb80d06a3124d2920539c5fff97f md5.exe (194.560B) MD5: 0741e9f7cd776d21e00a4d3f6b3b6088 md5.dll (196.096B) MD5: fca7971fd5e7b46551aeea25f9dd5564

v0.11: 2003-10-01:
install.exe (244.407B) MD5: 190a50ec11d568a9a62128843645a729 md5.exe (194.560B) MD5: 8721fc9b25a80aca960d7c89b29a3d15 md5.dll (196.096B) MD5: fca7971fd5e7b46551aeea25f9dd5564

v0.1: 2003-07-01:
install.exe (262.936B) MD5: 31a13c45b62f6b53d2f99ec834fa61c5 md5.exe (235.008B) MD5: 0cca3f340a463081cc5ae458e9211c71 md5.dll (196.096B) MD5: fca7971fd5e7b46551aeea25f9dd5564

:: Future Plans

Thanks to all of you who supplied suggestions for improvements.
Here are the most wanted features:
- compare with clipboard content and provide Equal/Unequal
- less system resource requirements
- include sha1
- multiple file selection

2006-01: next we'll document the detailed program behavior here: e.g. registry entries etc.
and your input is very welcome! please contact dev@vonwangelin.com

:: Registry Changes

System changes during installation: copies md5.exe md5.dll uninst.exe to $INSTDIR + \HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall\MD5 "DisplayName" "MD5 0.13 (remove only)" + \HKLM\Software\Microsoft\Windows\CurrentVersion\Uninstall\MD5 "UninstallString" '"$INSTDIR\uninst.exe"' \HKCR\*\shellex\ContextMenuHandlers\{009EA40b-B043-43F1-9253-04EE25599999}" "" "MD5 context menu" \HKCR\*\shellex\ContextMenuHandlers\{009EA40b-B043-43F1-9253-04EE25599999}\InProcServer32" "" '"$INSTDIR\md5.dll"' \HKCR\*\shellex\ContextMenuHandlers\{009EA40b-B043-43F1-9253-04EE25599999}\ThreadingModel" "" "Apartment" System changes during run-time: \HKCU\Software\VonWangelin\MD5\Program "Path" "$EXEPATH" \HKCU\Software\VonWangelin\MD5\Window "Height" "$height" \HKCU\Software\VonWangelin\MD5\Window "Left" "$left" \HKCU\Software\VonWangelin\MD5\Window "Top" "$top" \HKCU\Software\VonWangelin\MD5\Window "Width" "$width" System changes during de-installation: removes md5.exe md5.dll uninst.exe from $INSTDIR removes $INSTDIR, if directory is empty

:: Feedback, Contact

Please report bugs or feature requests to dev@vonwangelin.com. Thank you!