c# - Get checksum of files contained in a MSI package -


is possible programmaticaly (c#) obtain hashsum of files contained in msi package using microsoft.deployment.windowsinstaller or microsoft.deployment.windowsinstaller.package dlls?

i getting files using method: how can resolve msi paths in c#?

and not extract files onto fs, hashsum of files using c# code.

is possible?

windows installer contains msifilehash table. gets populated @ build time 128-bit hashes of files in file table. installpackage files property brings dictionary of of installpathmap objects. keys of collection have file key file table , can used query msifilehash hash.

if need calculate hash of installed file comparison against stored hash, installer class found in microsoft.deployment.windowsinstaller has getfilehash method class underlying msigetfilehash function.


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