I am referring to how Office will perform a query file information call
followed by a directory numeration call and compare the sizes to ensure
that the data was correctly written. This is why I asked if you are
handling the dir_query requests.
Pete
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------ Original Message ------
From: “xxxxx@gmail.com”
To: “Windows File Systems Devs Interest List”
Sent: 9/23/2017 11:05:41 PM
Subject: RE:[ntfsd] Re[2]: minifilter failed to read encrypted ppt file
>>Now if you are asking is there some way for a UM application to get
>>the file size besides the one(s) that I am filtering, then the answer
>>might be yes.
>
>No, I don’t want a UM application. Peter said “Office tools have a way
>of querying the file size in different ways and comparing them to
>ensure the file saved correctly.” and i guessed may be there are
>relations with user mode APIs.
>
>
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