How to write user mode virtual audio device driver in vista? [closed]

开发者_如何学JAVA It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 11 years ago.

How to write user mode virtual audio device driver in vista? Any help will be appreciated.

Thanks