/*
* Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "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
@internalComponent
*/
#include "reffdc.h"
#include <usb/usblogger.h>
#include <usbhost/internal/fdcpluginobserver.h>
#include "OstTraceDefinitions.h"
#ifdef OST_TRACE_COMPILER_IN_USE
#include "reffdcTraces.h"
#endif
CRefFdc* CRefFdc::NewL(MFdcPluginObserver& aObserver)
{
OstTraceFunctionEntry0( CREFFDC_NEWL_ENTRY );
CRefFdc* self = new(ELeave) CRefFdc(aObserver);
CleanupStack::PushL(self);
self->ConstructL();
CleanupStack::Pop(self);
OstTraceFunctionExit0( CREFFDC_NEWL_EXIT );
return self;
}
CRefFdc::~CRefFdc()
{
OstTraceFunctionEntry0( CREFFDC_CREFFDC_DES_ENTRY );
OstTraceFunctionExit0( CREFFDC_CREFFDC_DES_EXIT );
}
CRefFdc::CRefFdc(MFdcPluginObserver& aObserver)
: CFdcPlugin(aObserver)
{
}
void CRefFdc::ConstructL()
{
OstTraceFunctionEntry0( CREFFDC_CONSTRUCTL_ENTRY );
OstTraceFunctionExit0( CREFFDC_CONSTRUCTL_EXIT );
}
TInt CRefFdc::Mfi1NewFunction(TUint aDeviceId,
const TArray<TUint>& aInterfaces,
const TUsbDeviceDescriptor& aDeviceDescriptor,
const TUsbConfigurationDescriptor& aConfigurationDescriptor)
{
OstTraceFunctionEntry0( CREFFDC_MFI1NEWFUNCTION_ENTRY );
OstTrace1( TRACE_NORMAL, CREFFDC_MFI1NEWFUNCTION,
"***** Ref FD offered chance to claim one function from device with ID %d",
aDeviceId );
(void)aDeviceId;
TRAPD(err, NewFunctionL(aDeviceId, aInterfaces, aDeviceDescriptor, aConfigurationDescriptor));
// If any error is returned, RUsbInterface (etc) handles opened from this
// call must be closed.
OstTrace1( TRACE_NORMAL, CREFFDC_MFI1NEWFUNCTION_DUP1,
"err = %d", err );
OstTraceFunctionExit0( CREFFDC_MFI1NEWFUNCTION_EXIT );
return err;
}
void CRefFdc::NewFunctionL(TUint aDeviceId,
const TArray<TUint>& aInterfaces,
const TUsbDeviceDescriptor& /*aDeviceDescriptor*/,
const TUsbConfigurationDescriptor& /*aConfigurationDescriptor*/)
{
OstTraceFunctionEntry0( CREFFDC_NEWFUNCTIONL_ENTRY );
// We are obliged to claim the first interface because it has
// interface class/subclass(/protocol) settings matching our default_data
// field.
// We must take further interfaces until we have claimed a single complete
// function. We must do this regardless of any error that occurs.
TUint32 token = Observer().TokenForInterface(aInterfaces[0]);
// The token may now be used to open a RUsbInterface handle.
(void)token;
// aDeviceDescriptor is accurate but currently useless. FDCs may not
// 'reject' a device on any basis.
// aConfigurationDescriptor may be walked to find interface descriptors
// matching interface numbers in aInterfaces.
// Illustrate how string descriptors may be obtained for
// subsystem-specific purposes.
const RArray<TUint>& langIds = Observer().GetSupportedLanguagesL(aDeviceId);
const TUint langCount = langIds.Count();
OstTrace1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL,
"device supports %d language(s):", langCount );
for ( TUint ii = 0 ; ii < langCount ; ++ii )
{
OstTrace1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP1,
"lang code: 0x%04x", langIds[ii] );
TName string;
TInt err = Observer().GetManufacturerStringDescriptor(aDeviceId, langIds[ii], string);
if ( !err )
{
OstTraceExt1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP2,
"manufacturer string descriptor = \"%S\"", string );
err = Observer().GetProductStringDescriptor(aDeviceId, langIds[ii], string);
if ( !err )
{
OstTraceExt1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP3,
"product string descriptor = \"%S\"", string );
err = Observer().GetSerialNumberStringDescriptor(aDeviceId, langIds[ii], string);
if ( !err )
{
OstTraceExt1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP4,
"serial number string descriptor = \"%S\"", string );
}
else
{
OstTrace1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP5,
"GetSerialNumberStringDescriptor returned %d", err );
}
}
else
{
OstTrace1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP6,
"GetProductStringDescriptor returned %d", err );
}
}
else
{
OstTrace1( TRACE_NORMAL, CREFFDC_NEWFUNCTIONL_DUP7,
"GetManufacturerStringDescriptor returned %d", err );
}
}
OstTraceFunctionExit0( CREFFDC_NEWFUNCTIONL_EXIT );
}
void CRefFdc::Mfi1DeviceDetached(TUint aDeviceId)
{
OstTraceFunctionEntry0( CREFFDC_MFI1DEVICEDETACHED_ENTRY );
OstTrace1( TRACE_NORMAL, CREFFDC_MFI1DEVICEDETACHED,
"***** Ref FD notified of detachment of device with ID %d", aDeviceId );
(void)aDeviceId;
// Any RUsbInterface (etc) handles opened as a result of any calls to
// MfiNewFunction with this device ID should be closed.
OstTraceFunctionExit0( CREFFDC_MFI1DEVICEDETACHED_EXIT );
}
TAny* CRefFdc::GetInterface(TUid aUid)
{
OstTraceFunctionEntry0( CREFFDC_GETINTERFACE_ENTRY );
OstTrace1( TRACE_NORMAL, CREFFDC_GETINTERFACE,
"aUid = 0x%08x", aUid.iUid );
TAny* ret = NULL;
if ( aUid == TUid::Uid(KFdcInterfaceV1) )
{
ret = reinterpret_cast<TAny*>(
static_cast<MFdcInterfaceV1*>(this)
);
}
OstTrace1( TRACE_NORMAL, CREFFDC_GETINTERFACE_DUP1,
"ret = [0x%08x]", ret );
OstTraceFunctionExit0( CREFFDC_GETINTERFACE_EXIT );
return ret;
}