Hi all, I am writing a AV stream miniport driver on Windows XP host.I encountered a strange problem; --------->)Whenever i lock my PC i start failing to get clone pointer and hence system...

With Alqafellh you could now add to your website the Middle-East language,spoken by over than 350 million inhabitants,that prefer to browse your website into their own language, to be in a good...

And, for what it's worth, ntstrsafe can be linked statically if you want to be an import purist (which I generally do): #define NTSTRSAFE_LIB #include <ntstrsafe.h> ....and add ntstrsafe.lib to...

Hmmm. Have you tried running with the SysInternals FileMon and RegMon to see if you can identify permissions errors which might be occurring? http://www.sysinternals.com - it's just a great set of...

Thank all of you for your kindly help. The bug is resolved. I made a mistake about UNICODE_STRING and its buffer of characters. So the device symbolic name that I back in the device extenstion is...

The bug is resolved. I made a mistake about UNICODE_STRING and its buffer of characters. So the device symbolic name that I back in the device extenstion is wrong. When I disable the device...

Thank all of you for your kindly help. The bug is resolved. I made a mistake about UNICODE_STRING and its buffer of characters. So the device symbolic name that I back in the device extenstion is...

If the request being processed by the workitems are in a cancelable state then you can register EvtDeviceSelfManagedIoSuspend callback and purge the queue (WdfIoQueuePurgeSynchronously) to force the...

Actually I tried to use memcopy/memmove inside DrvCopyBits but OS did not load driver. Then i assumed that it is not allowed in display drivers. Currently I am calling EngCopyBits from DrvCopyBits...

Hi, I have simply virtual drive driver. All works fine on win2k, but on xp I cannot share this drive (system returns NERR_UnknownDevDir). What is wrong? -- Marcin Gabryszewski

Hi all Is anyone knew about the difference between disk.sys and sffdisk.sys? I want to write a filter driver for sffdisk.sys. Thanks a lot.

I got the solution.This is problem with make file. In make file !IF $(_NT_TARGET_VERSION)>=0x501 is to be uncomment. Earlier it is commented.

are you getting a 2nd call to IRP_MJ_CREATE? are you sure that the modified driver you created is loaded and not the old driver with the broken behavior? d -- Please do not send e-mail directly to...

Thanks for the suggestion Yakub. I tried with devcon and it working fine now. Thank You Once Again. Regards, Sushma

Tim Roberts <timr@probo.com> wrote: Whoops, I edited the message after I wrote most of it. The length is in DeviceIoControl.InputBufferLength for ioctls, but in Write.Length for a write...

I am working on a project where i have to read the data from cd-rom through USB and Firewire,I tried to read the data using the SCSI_PASS_THROUHGH, but it is not working, when i issue the scsi read...

Why not just remove those know-dangerous library entries? Solves the problem once and for all. For the items DEP protects by default - as noted elsewhere - that is even feasible: Microsoft's...

Hi all, I encounter a problem and hope that someone can guide. I build 32bits and 64bits drivers. The fomer works fine but latter fails to work on start up. The windows xp 64 bits complain the...

Thanks. Let me summarize the suggestions: 1.I create a new driver for handling these ISRs. 2.In the NDIS IM driver I can register for a PnP interace arrival notification at which point I can...

Hi, I have a wireless keyboard and remote controller. It's IR Receiver is PS/2 based. Both the keyboard and Remote Controller are working when conencted to the PS/2. But when i use it with a...