/// <Summary>Retrieves information about a pipe that is associated with an interface.</Summary>
public virtual bool QueryPipe(byte AltSettingNumber, byte PipeIndex, out WINUSB_PIPE_INFORMATION PipeInformation)
{
return driverAPI.QueryPipe(mHandleStruct, AltSettingNumber, PipeIndex, out PipeInformation);
}
public ReadIsoTransferQueue(UsbK usb, ref WINUSB_PIPE_INFORMATION pipeInfo, int maxPendingTransfers, int numberOfPackets)
{
PipeInfo = pipeInfo;
Usb = usb;
OvlPool = new OvlK(usb.Handle, maxPendingTransfers, KOVL_POOL_FLAG.NONE);
DataBufferSize = (pipeInfo.MaximumPacketSize*numberOfPackets);
for (int pos = 0; pos < maxPendingTransfers; pos++)
{
IsoTransferItem isoTransferItem = new IsoTransferItem();
isoTransferItem.Buffer = new byte[pipeInfo.MaximumPacketSize*numberOfPackets];
isoTransferItem.BufferGC = GCHandle.Alloc(isoTransferItem.Buffer, GCHandleType.Pinned);
isoTransferItem.Iso = new IsoK(numberOfPackets, 0);
isoTransferItem.Iso.SetPackets(pipeInfo.MaximumPacketSize);
OvlPool.Acquire(out isoTransferItem.Ovl);
Master.AddLast(isoTransferItem);
Completed.AddLast(isoTransferItem);
}
}
