Of Filesystems And Other Demons
... about file system filters and complexity in general
Moving the blog
Hi all, I’ve decided to move the blog to a new location and i’ve copied all the existing posts. I...
Date: 02/11/2010
Verifier Checks: A filter has completed an operation but does not implement name provider callbacks
FILTER VERIFIER ERROR: A filter has completed an operation but does not implement name...
Date: 10/08/2009
Names and file systems filters
Proper usage of names in file system filters and minifilters is a topic that comes up a lot. The...
Date: 09/30/2009
Issuing IO in minifilters: Part 2 – Flt vs. Zw
Sorry about the frequency of my posts, i’m been really swamped with the IFS Plugfest preparations....
Date: 09/01/2009
Issuing IO in minifilters: Part 1 - FltCreateFile
In this post I'll try to address a couple of questions that are all related and that I've seen asked...
Date: 08/11/2009
Filter Manager Concepts: Part 7 – IRP_CTRL
One very important structure that everyone writing minifilters very quickly becomes familiar is the...
Date: 07/24/2009
Filter Manager Concepts: Part 6 – STREAM_LIST_CTRL
Now that we’ve discussed contexts in general there is one very important structure to talk about....
Date: 07/09/2009
Filter Manager Concepts: Part 5 – CONTEXT_NODE
Why does one need contexts ? Well, the IO model in NT is based on passing objects around and the...
Date: 07/01/2009
Filter Manager Concepts: Part 4 – FLT_INSTANCE
The next logical structure in the hierarchy is the FLT_INSTANCE. An instance represents an...
Date: 06/24/2009
Filter Manager Concepts: Part 3 – FLT_FILTER
Well, as you have probably guessed, FLT_FILTER is a structure that describes a minifilter. It is a...
Date: 06/16/2009
Filter Manager Concepts: Part 2 – FLT_VOLUME
Right below the FLTP_FRAME in the hierarchy of filter manager objects is the FLT_VOLUME. It is a...
Date: 06/09/2009
Filter Manager Concepts: Part 1 – FLTP_FRAME
Filter Manager's only purpose is to simplify writing file system filters and sometimes it does this...
Date: 06/09/2009
Ello, ello… What's all this, then !?
The main focus of this blog is development of file system filters. I’m not sure how many people are...
Date: 06/09/2009