SHC_START Return Value - rc
rc (ULONG)
 Return
codes indicating success or the type of failure:
NO_ERROR
 ERROR_INVALID_FUNCTION
Invalid function requested.
ERROR_INVALID_STREAM
 ERROR_INVALID_HID
 ERROR_DATA_ITEM_NOT_SPECIFIEDData object was not specified.
ERROR_DEVICE_NOT_FOUNDThe device was not found.
FAILUREStream handler-specific error return code.
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