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_SPECIFIED
Data object was not specified.
ERROR_DEVICE_NOT_FOUND
The device was not found.
FAILURE
Stream handler-specific error return code.
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