mmioSetBuffer Return Value - rc

rc (USHORT) - returns

Return codes indicating success or type of failure:

MMIO_SUCCESS

If the function succeeds, 0 is returned.
MMIOERR_INVALID_HANDLE
The handle passed was not correct.
MMIOERR_UNBUFFERED
Tried to disable a buffer already disabled.
MMIOERR_INVALID_BUFFER_LENGTH
The buffer length is invalid.
MMIOERR_CANNOTWRITE
The buffer could not be written to disk. It might be full.
MMIOERR_READ_FAILED
Set Buffer failed during a read operation.
MMIOERR_SEEK_FAILED
Set Buffer failed during a seek operation.
MMIOERR_WRITE_FAILED
Set Buffer failed during a write operation.
MMIOERR_OUTOFMEMORY
A buffer was expected but not allocated.

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