kerneltest/e32test/usbho/t_usbdi/inc/EndpointStallWatcher.h
changeset 0 a41df078684a
child 43 c1f20ce4abcf
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/usbho/t_usbdi/inc/EndpointStallWatcher.h	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,153 @@
+#ifndef __ENDPOINT_STALL_WATCHER_H
+#define __ENDPOINT_STALL_WATCHER_H
+
+/*
+* 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 BaseTestCase.h
+* @internalComponent
+* 
+*
+*/
+
+
+
+#include <d32usbc.h>
+#include <e32base.h>
+#include "testdebug.h"
+
+
+namespace NUnitTesting_USBDI
+	{
+	
+/**
+*/
+class CEndpointStallWatcher : public CActive
+	{
+public:
+	/**
+	C++ constructor
+	*/
+	CEndpointStallWatcher(RDevUsbcClient& aClientDriver)
+	:	CActive(EPriorityUserInput),
+		iClientDriver(aClientDriver),
+		iEpMask(0)
+		{
+		CActiveScheduler::Add(this);
+		RequestNotification();
+		}
+	
+	/**
+	Destructor
+	*/
+	~CEndpointStallWatcher()
+		{
+		Cancel();
+		}
+	
+protected:
+	/**
+	*/
+	void DoCancel()
+		{
+		LOG_FUNC
+		
+		iClientDriver.EndpointStatusNotifyCancel();
+		}
+		
+	/**
+	*/
+	void RunL()
+	/*
+	This is only called if the host alters the stall status of an endpoint.
+	It will NOT be called if the client\peripheral has altered the stall ststus
+	of an endpoint.
+	*/
+		{
+		LOG_FUNC
+		
+		TUint epMask = iEpMask;
+
+		if(iStatus.Int() != KErrNone)
+			/*
+			...for example a reset has occurred.
+			The EP Mask will not be filled.
+			*/
+			{
+			RequestNotification();
+			return;
+			}
+
+		RDebug::Printf("The HOST has halted or cleared a halt on an endpoint.");
+		if(epMask==0)
+			{
+			RDebug::Printf("Now NO endpoints are stalled!");
+			RequestNotification();
+			return;
+			}
+			
+		_LIT(KStalledEndpoints, "Currently Stalled Endpoints: ");
+		_LIT(KComma, ", ");
+		TUint KLSB = 0x01;
+		TBuf<128> msg(KStalledEndpoints);
+		for(TUint8 count = 1; count <= KMaxEndpointsPerClient; count++)
+			//Notifier does not notify for EP0, so count from EP1
+			//up to max endpoints per interface allowed by the Symbian client
+			{
+			epMask>>=1;
+			if(epMask & KLSB)
+				{
+				msg.AppendNum(count);
+				msg.Append(KComma);
+				}
+			}
+		RDebug::Print(msg);
+		RequestNotification();
+		return;
+		}
+		
+	/**
+	*/
+	TInt RunError(TInt aError)
+		{
+		LOG_FUNC
+		
+		return KErrNone;
+		}
+
+private:
+	void RequestNotification()
+		{
+		iClientDriver.EndpointStatusNotify(iStatus,iEpMask);
+		SetActive();
+		}
+private:
+	/**
+	The channel to the client driver
+	*/
+	RDevUsbcClient& iClientDriver;	
+	
+	/**
+	*/
+	TUint iEpMask;	
+	};
+	
+
+	}
+	
+
+#endif
+
+
+