DDCMD_STATUS - Description

This message requests status from the device.

pParmIn (PDDCMDSTATUS)

A pointer to a DDCMDSTATUS data structure. The pStatus and ulStatusSize fields refer to the STATUS_PARM data structure.

rc (ULONG)

Error code indicating success or the type of failure:

NO_ERROR

Success.
ERROR_INVALID_FUNCTION
Illegal function requested.
ERROR_INVALID_STREAM
Invalid stream handle.
FAILURE
Device-driver-specific error return code.

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