[wdmaudiodev] DRM content in avstream driver

  • From: "Jeff Claar" <jclaar@xxxxxxxxxxxxxx>
  • To: <wdmaudiodev@xxxxxxxxxxxxx>
  • Date: Fri, 29 Aug 2003 10:39:02 -0700

Hi all,

I'm adding DRM support to my avstream driver and seem to be hitting a snag. I 
have implemented the KSPROPERTY_DRMAUDIOSTREAM_CONTENTID property from the 
KSPROPSETID_DrmAudioStream property set on my pins, but if I run the Digital 
Rights Management test from HCT 11.2, on startup, the test reports two errors 
for my driver when it calls DRMKAuthenticate:

  c:\windows\system32\drivers\mydriver.sys     - AuthNoCert (0x00000001)
  c:\windows\system32\drivers\mydriver.sys     - AuthBadImage (0x00000006)

I would expect the first error, since my driver is not certified yet, but the 
second error, AuthBadImage, seems to be preventing the other tests from 
running. Am I missing something that is causing that error?

Thanks for any help,
Jeff

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