IDmaChannel::TransferCount method (portcls.h)
The TransferCount method returns the size in bytes of the buffer that is currently being transferred by a subordinate DMA object.
Syntax
ULONG TransferCount();
Return value
This method returns ULONG which is the size in bytes of the buffer that is currently being transferred.
Requirements
| Requirement | Value |
|---|---|
| Header | portcls.h |
| IRQL | Any level |