// Copyright (c) 2000-2009 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:

// e32test/usb/t_usb_device/src/activestatenotifier.cpp

// USB Test Program T_USB_DEVICE, functional part.

// Device-side part, to work against T_USB_HOST running on the host.

// 

//

#include "general.h"

#include "activerw.h"									// CActiveRW

#include "config.h"

#include "activedevicestatenotifier.h"

extern CActiveControl* gActiveControl;

extern RTest test;

extern TBool gVerbose;

extern TBool gSkip;

extern TBool gStopOnFail;

extern TBool gAltSettingOnNotify;

extern TInt gSoakCount;

extern CActiveRW* gRW[KMaxConcurrentTests];				// the USB read/write active object

extern IFConfigPtr gInterfaceConfig [128] [KMaxInterfaceSettings];

//

// --- class CActiveDeviceStateNotifier ---------------------------------------------------------

//

CActiveDeviceStateNotifier::CActiveDeviceStateNotifier(CConsoleBase* aConsole, RDEVCLIENT* aPort, TUint aPortNumber)

	: CActive(EPriorityNormal),

	  iConsole(aConsole),

	  iPort(aPort),

	  iDeviceState(0),

	  iPortNumber(aPortNumber)

	{

	CActiveScheduler::Add(this);

	}

CActiveDeviceStateNotifier* CActiveDeviceStateNotifier::NewL(CConsoleBase* aConsole, RDEVCLIENT* aPort, TUint aPortNumber)

	{

	CActiveDeviceStateNotifier* self = new (ELeave) CActiveDeviceStateNotifier(aConsole, aPort, aPortNumber);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop();									// self

	return self;

	}

void CActiveDeviceStateNotifier::ConstructL()

	{}

CActiveDeviceStateNotifier::~CActiveDeviceStateNotifier()

	{

	TUSB_VERBOSE_PRINT("CActiveDeviceStateNotifier::~CActiveDeviceStateNotifier()");

	Cancel();												// base class

	}

void CActiveDeviceStateNotifier::DoCancel()

	{

	TUSB_VERBOSE_PRINT("CActiveDeviceStateNotifier::DoCancel()");

	iPort->AlternateDeviceStatusNotifyCancel();

	}

void CActiveDeviceStateNotifier::RunL()

	{

	// This displays the device state.

	// In a real world program, the user could take here appropriate action (cancel a

	// transfer request or whatever).

	if (!(iDeviceState & KUsbAlternateSetting) && gVerbose)

		{

		switch (iDeviceState)

			{

		case EUsbcDeviceStateUndefined:

			TUSB_PRINT("Device State notifier: Undefined");

			break;

		case EUsbcDeviceStateAttached:

			TUSB_PRINT("Device State notifier: Attached");

			break;

		case EUsbcDeviceStatePowered:

			TUSB_PRINT("Device State notifier: Powered");

			break;

		case EUsbcDeviceStateDefault:

			TUSB_PRINT("Device State notifier: Default");

			break;

		case EUsbcDeviceStateAddress:

			TUSB_PRINT("Device State notifier: Address");

			break;

		case EUsbcDeviceStateConfigured:

			TUSB_PRINT("Device State notifier: Configured");

			break;

		case EUsbcDeviceStateSuspended:

			TUSB_PRINT("Device State notifier: Suspended");

			break;

		default:

			TUSB_PRINT("Device State notifier: ***BAD***");

			}

		}

	else if (iDeviceState & KUsbAlternateSetting)

		{

		TUint8 altSetting = iDeviceState & ~KUsbAlternateSetting;

		TUSB_PRINT2("Device State notifier: Alternate interface %d setting has changed: now %d",

					iPortNumber, altSetting);

		TUsbDeviceCaps dCaps;

		iPort->DeviceCaps(dCaps);

		TBool isResourceAllocationV2 = ((dCaps().iFeatureWord1 & KUsbDevCapsFeatureWord1_EndpointResourceAllocV2) != 0);

		if (!isResourceAllocationV2)

			{

			// allocate endpoint DMA and double buffering for all endpoints on interface for resource allocation v1

			// if resource allocation v2, refer to CActiveControl::ConstructL and CActiveControl::PopulateInterfaceResourceAllocation

			for (TUint8 ifNumber = 0; ifNumber < 128; ifNumber++)

				{

				IFConfigPtr newIfPtr = gInterfaceConfig[ifNumber][altSetting];

				if (newIfPtr)

					{

					if (newIfPtr->iPortNumber == iPortNumber)

						{

						// 	allocate endpoint DMA and double buffering for all endpoints on default interface

						for (TUint8 i = 1; i <= newIfPtr->iInfoPtr->iTotalEndpointsUsed; i++)

							{

							newIfPtr->iEpDMA[i-1] ? gActiveControl->AllocateEndpointDMA(iPort,(TENDPOINTNUMBER)i) : gActiveControl->DeAllocateEndpointDMA(iPort,(TENDPOINTNUMBER)i);

							#ifndef USB_SC

							newIfPtr->iEpDoubleBuff[i-1] ? gActiveControl->AllocateDoubleBuffering(iPort,(TENDPOINTNUMBER)i) : gActiveControl->DeAllocateDoubleBuffering(iPort,(TENDPOINTNUMBER)i);

							#endif

							}

						break;				

						}

					}

				}

			}	

		if (gAltSettingOnNotify)

			{

			for (TUint16 i =0; i < KMaxConcurrentTests; i++)

				{

				if (gRW[i])

					{

					TUSB_VERBOSE_PRINT1("Resuming alternate Setting - activeRW index %d",i);

					gRW[i]->ResumeAltSetting(altSetting);						

					}

				}

			}

		}

	Activate();

	}

void CActiveDeviceStateNotifier::Activate()

	{

	__ASSERT_ALWAYS(!IsActive(), User::Panic(KActivePanic, 661));

	iPort->AlternateDeviceStatusNotify(iStatus, iDeviceState);

	SetActive();

	}

// -eof-