Archive for June, 2007

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Vista may BSOD in FwpsQueryPacketInjectionState0

Posted by Satya Das
June 12, 2007

If you are familiar with Windows Filtering Platform (WFP) , a technology introduced in Windows Vista, chances are good that you already have read about or used FwpsQueryPacketInjectionState0  few times. WDK headers declare

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Inside fast mutex

Posted by Satya Das
June 1, 2007

If you are a driver developer, you probably are familiar with fast mutexes. Fast mutexes, also known as executive mutexes, are a faster alternative to regular kernel mutexes with some important differences – Fast mutexes cannot be recursively acquired in the same thread like the regular mutexes can. So you can only use fast mutexes when reentrancy while [...]