hdc (HDC) - input

      Device-context handle.

      If this is NULL, a disassociation occurs.

    hvps (HVIO) - input

      VIO presentation space handle.

      This is returned from VioCreatePS.

    rc (APIRET) - returns

      Return code.

      VioAssociate returns one of the following values:

    • NO_ERROR 421
        ERROR_VIO_INVALID_PARMS
      436
        ERROR_VIO_INVALID_HANDLE
      495
        ERROR_VIO_NOT_PRES_MGR_SG
      499
        ERROR_VIO_ASSOCIATED_DC

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