diff -r 000000000000 -r a41df078684a kerneltest/e32test/usbho/t_usbdi/src/hostbulktransfers.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/kerneltest/e32test/usbho/t_usbdi/src/hostbulktransfers.cpp Mon Oct 19 15:55:17 2009 +0100 @@ -0,0 +1,161 @@ +// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). +// All rights reserved. +// This component and the accompanying materials are made available +// under the terms of the License "Eclipse Public License v1.0" +// which accompanies this distribution, and is available +// at the URL "http://www.eclipse.org/legal/epl-v10.html". +// +// Initial Contributors: +// Nokia Corporation - initial contribution. +// +// Contributors: +// +// Description: +// @file hostcontroltransfers.cpp +// @internalComponent +// +// + +#include "hosttransfers.h" +#include + +namespace NUnitTesting_USBDI + { + + +CBulkTransfer::CBulkTransfer(RUsbPipe& aPipe,RUsbInterface& aInterface,TInt aMaxTransferSize,MTransferObserver& aObserver,TInt aTransferId) +: CBaseTransfer(aPipe,aInterface,aObserver,aTransferId), + iTransferDescriptor(aMaxTransferSize) // Allocate the buffer for bulk transfers + { + + // Register the transfer descriptor with the interface + + TInt err(Interface().RegisterTransferDescriptor(iTransferDescriptor)); + if(err != KErrNone) + { + RDebug::Printf(" Unable to register transfer descriptor",err); + } + } + + +CBulkTransfer::~CBulkTransfer() + { + LOG_FUNC + + // Cancel the transfer + + Cancel(); + } + + +TPtrC8 CBulkTransfer::DataPolled() + { + return iTransferDescriptor.Buffer(); + } + + +void CBulkTransfer::TransferIn(TInt aExpectedDataSize) + { + LOG_FUNC + + // Activate the asynchronous transfer + + RDebug::Printf("Activating bulk in transfer"); + iTransferDescriptor.SaveData(aExpectedDataSize); + Pipe().Transfer(iTransferDescriptor,iStatus); + SetActive(); + } + +void CBulkTransfer::TransferOut(const TDesC8& aBulkData, TBool aUseZLPIfRequired) + { + LOG_FUNC + + // Copy the data across + if(aBulkData.Length() > iTransferDescriptor.iMaxSize) + { + RDebug::Printf("Too much data in bulk transfer. This test suite will now PANIC!"); + RDebug::Printf("Bytes requested %d, Max allowed %d", aBulkData.Length(), iTransferDescriptor.iMaxSize); + ASSERT(EFalse); + } + + TPtr8 buffer = iTransferDescriptor.WritableBuffer(); + buffer.Copy(aBulkData); + RDebug::Printf("Transfer buffer now has %d bytes to write",buffer.Length()); + iTransferDescriptor.SaveData(buffer.Length()); + if(aUseZLPIfRequired) + { + iTransferDescriptor.SetZlpStatus(RUsbTransferDescriptor::ESendZlpIfRequired); + } + else + { + iTransferDescriptor.SetZlpStatus(RUsbTransferDescriptor::ESuppressZlp); + } + + // Activate the asynchronous transfer + + RDebug::Printf("Activating bulk out transfer"); + Pipe().Transfer(iTransferDescriptor,iStatus); + SetActive(); + } + +void CBulkTransfer::TransferOut(const TDesC8& aBulkDataPattern, TUint aNumBytes, TBool aUseZLPIfRequired) + { + LOG_FUNC + + TransferOut(aBulkDataPattern, 0, aNumBytes, aUseZLPIfRequired); + } + + +void CBulkTransfer::TransferOut(const TDesC8& aBulkDataPattern, TUint aStartPoint, TUint aNumBytes, TBool aUseZLPIfRequired) + { + LOG_FUNC + + // Copy the data across + if(aNumBytes > iTransferDescriptor.iMaxSize) + { + RDebug::Printf("Too much data in bulk transfer. This test suite will now PANIC!"); + RDebug::Printf("Bytes requested %d, Max allowed %d", aNumBytes, iTransferDescriptor.iMaxSize); + ASSERT(EFalse); + } + if(aBulkDataPattern.Length()<=0) + { + RDebug::Printf("ZERO LENGTH data pattern used in TransferOut. This test suite will now PANIC!"); + ASSERT(EFalse); + } + TUint startPoint = aStartPoint%aBulkDataPattern.Length(); + TUint numStartBytes = (aBulkDataPattern.Length() - startPoint)%aBulkDataPattern.Length(); + TUint fullRepeats = (aNumBytes-numStartBytes)/aBulkDataPattern.Length(); + TUint numEndBytes = aNumBytes - fullRepeats*aBulkDataPattern.Length() - numStartBytes; + TPtr8 buffer = iTransferDescriptor.WritableBuffer(); + buffer.Zero(); //set length to zero + if(numStartBytes) + { + buffer.Append(aBulkDataPattern.Right(numStartBytes)); + } + for(TUint i = 0; i