Community Members: This is the first in a short series of preparatory articles about moving OSR’s peer support forums, NTDEV, NTFSD, and WINDBG from their long-time home to a new Read more
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OSR Developer's Blog
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Welcome to the OSR Developer's technical blog. We've relocated the blog here from our OSR Online site to make room for renovations of that site.
This blog is an independent home for our developers to post technical items of interest to the community. It you enjoy it, you can follow our RSS feed from this URL.
22 June 2018
by SNoone
I was looking at a few different crashes today that were all eerily similar. In doing so, I realized that I hadn’t asked if these were all different systems or Read more
20 June 2018
by SNoone
Well, this one took us by surprise… MmBuildMdlForNonPagedPool is the standard shortcut function drivers use to build MDLs describing non-pageable memory. Despite the name, the buffer described by the MDL Read more
4 June 2018
by PeterGV
You’re probably aware that, for more than 20 years, OSR has supported and maintained a set of peer-support lists. During that time, NTDEV, NTFSD, and WINDBG have become the definitive Read more
21 May 2018
by PeterGV
These days, each new upgrade for Windows brings with it a new Windows Driver Kit. And each new Windows Driver Kit brings with it new functions and features. Note that Read more
14 February 2018
by SNoone
Diagnosed yet another crash today that is likely due to the usage of IoBuildDeviceIoControlRequest. Long ago I was burned by this API and vowed to never use it again, but Read more
25 January 2018
by PeterGV
Just a quick note to make you aware that the version of Visual Studio 2017 that includes support for the /Qspectre switch, and the “__declspec(spectre(nomitigation))” decoration that can be used to Read more
23 January 2018
by SNoone
The week the Meltdown and Spectre vulnerabilities was one of the most fun weeks I’ve had in a while. Not only were the vulnerabilities mind-bendingly clever, that week had just Read more
18 October 2017
by PeterGV
The newest WDK works with Visual Studio 2017! Let’s celebrate. But, it seems nothing is totally straight-forward anymore. Now that the new WDK is available, we thought we’d pass along Read more
18 October 2017
by PeterGV
There’s no point in keeping the polling open forever. We released the most recent issue of The NT Insider a week ago. In that issue, we asked the Windows Driver Read more
What’s New at OSR
FESF for Linux is Now Shipping!
OSR's Framework for building transparent per-file encryption solutions now supports Linux!
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Upcoming Seminars
Writing WDF Drivers I: Core Concepts
25 Feb - 1 Mar 2019, Manchester, NH
Course Outline..
Developing Filter Manager Minifilters
8-12 April 2019, Manchester, NH
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- Why is ZwWriteFile return STATUS_INVALID_PARAMETER? 22 March 2019 IsLookingForAnswers
- Windows driver freezes sever 22 March 2019 bharatgade
- Design help: Virtual Audio Device to transfer WAVE to user space memory 21 March 2019 ntnewbie
- IoRegisterPlugPlayNotification and ksfilter drivers 21 March 2019 Paul_Jackson
- Inf2Cat error in VS2015 21 March 2019 otal
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