telephonyprotocols/qosextnapi/src/sblpextn.cpp
changeset 0 3553901f7fa8
child 24 6638e7f4bd8f
child 42 3adadc800673
child 44 8b72faa1200f
child 60 1ac40e087278
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyprotocols/qosextnapi/src/sblpextn.cpp	Tue Feb 02 01:41:59 2010 +0200
@@ -0,0 +1,262 @@
+// Copyright (c) 2005-2009 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:
+// sblpapi.cpp - SBLP QoS API
+//
+
+#include "sblpextn.h"
+#include "qosextn_constants.h"
+#include "qosextn_log.h"
+#include <networking/qosparameters.h>
+
+// Buffer size
+const TUint KSblpApiBufSize = 8192;
+const TUint KNumberOfElementsPerFlowId = 2;
+// Note that KAuthorizationTokenAdjustedStringLength value should be calculated 
+// very carefully to fit the string inside the config block used by the pfqoslib.
+// if KAuthorizationTokenActualStringLength = 255, KAuthorizationTokenAdjustedStringLength should
+// be 260.
+const TUint KAuthorizationTokenActualStringLength = 255;
+const TUint KAuthorizationTokenStringZeroTerminated = KAuthorizationTokenActualStringLength + 1;
+const TUint KAuthorizationTokenAdjustedStringLength = KAuthorizationTokenStringZeroTerminated + 4;
+
+
+EXPORT_C CSblpParameters::CSblpParameters()
+	{
+	iAuthorizationToken = KNullDesC8;
+	}
+
+EXPORT_C CSblpParameters::~CSblpParameters()
+	{
+	iFlowIds.Reset();
+	}
+
+EXPORT_C CSblpParameters& CSblpParameters::operator= (const CSblpParameters& f)
+	{
+	if (this != &f)
+		{
+		SetMAT(f.iAuthorizationToken);
+		SetFlowIds(f.iFlowIds);
+		}
+	return *this;
+	}
+
+EXPORT_C TInt CSblpParameters::GetMAT(TAuthorizationToken &aAuthToken) const
+	{
+	aAuthToken = iAuthorizationToken;
+	return KErrNone;
+	}
+
+EXPORT_C void CSblpParameters::SetMAT(const TAuthorizationToken &aAuthToken )
+	{
+	iAuthorizationToken = aAuthToken;
+	}
+
+EXPORT_C CSblpParameters::TFlowIdentifier& CSblpParameters::GetFlowId(TInt aIndex)
+	{
+	__ASSERT_DEBUG(aIndex<iFlowIds.Count(),User::Panic(_L("Sblp"),KErrArgument));
+	return iFlowIds[aIndex];
+	}
+
+EXPORT_C void CSblpParameters::SetFlowIds(const RArray<TFlowIdentifier> &aFlowIds)
+	{
+	iFlowIds.Reset();
+	TInt i;
+	for(i=0; i<aFlowIds.Count();i++)
+		{
+		this->iFlowIds.Append(aFlowIds[i]);
+		}
+	}
+
+EXPORT_C TInt CSblpParameters::GetFlowIds(RArray<TFlowIdentifier>& aFlowIds)
+	{
+	aFlowIds.Reset();
+	TInt i;
+	for(i=0; i<iFlowIds.Count();i++)
+		{
+		aFlowIds.Append(this->iFlowIds[i]);
+		}
+	return KErrNone;
+	}
+
+EXPORT_C TInt CSblpParameters::NrOfFlowIds()
+	{
+	return iFlowIds.Count();
+	}
+
+//
+// CSblpPolicy
+//
+EXPORT_C CSblpPolicy* CSblpPolicy::NewL()
+	{
+	CSblpPolicy* policy = new (ELeave) CSblpPolicy();
+	CleanupStack::PushL(policy);
+	policy->ConstructL();
+	CleanupStack::Pop();
+	return policy;
+	}
+
+CSblpPolicy::CSblpPolicy()
+	{
+	iType = KPfqosExtensionSBLP;
+	}
+
+void CSblpPolicy::ConstructL()
+	{
+	iData = HBufC8::NewL(KSblpApiBufSize);
+	iSblp = new (ELeave) CSblpParameters;
+	}
+
+EXPORT_C CSblpPolicy::~CSblpPolicy()
+	{
+	delete iSblp;
+	//iData is deleted in the base
+	}
+
+static void SetIntValue(pfqos_configblock_int& data, TInt aValue,
+						const TDesC8& aName)
+	{
+	data.len = sizeof(pfqos_configblock_int)/8;
+	data.padding = data.reserved = 0;
+	data.type = KPfqosTypeInteger;
+	data.value = aValue;
+	Mem::FillZ(data.id, KPfqosMaxName);
+	Mem::Copy(data.id, aName.Ptr(), aName.Length());
+	}
+
+
+
+static void SetStringBlockHeader(pfqos_configblock& data,
+								 TDesC8& /*aValue*/, const TDesC8& aName)
+	{
+	data.len = (sizeof(pfqos_configblock) + KAuthorizationTokenAdjustedStringLength )/8;
+	data.padding = data.reserved = 0;
+	data.type = KPfqosTypeString;
+	Mem::FillZ(data.id, KPfqosMaxName);
+	Mem::Copy(data.id, aName.Ptr(), aName.Length());
+	}
+
+EXPORT_C TDesC8& CSblpPolicy::Data()
+	{
+	TPtr8 bufPtr = iData->Des();
+	bufPtr.SetLength(0);
+	const TInt byte_len = (sizeof(pfqos_configure)+
+						  sizeof(pfqos_extension)+
+						  sizeof(pfqos_configblock)+
+						  KAuthorizationTokenAdjustedStringLength+
+			                          KNumberOfElementsPerFlowId * iSblp->NrOfFlowIds() *
+						  sizeof(pfqos_configblock_int));
+
+	pfqos_configure header;
+	header.pfqos_configure_len = (TUint16)((byte_len + 7) / 8);
+	header.pfqos_ext_type = EPfqosExtExtension;
+	header.reserved = 0;
+	header.protocol_id = 0;
+	bufPtr.Append((TUint8*)&header, sizeof(pfqos_configure));
+
+	pfqos_extension extensionType;
+	extensionType.pfqos_ext_len = 0;
+	extensionType.pfqos_ext_type = EPfqosExtExtension;
+	extensionType.pfqos_extension_type = KPfqosExtensionSBLP;
+	bufPtr.Append((TUint8*)&extensionType, sizeof(pfqos_extension));
+
+	/* MAT
+	
+	MAT is a string
+	The string is put after pfqos_configblock
+	The pfqos_configblock length is the size of pfqos_configblock
+	plus the string length
+	*/
+	TAuthorizationToken authToken; 
+	pfqos_configblock stringBlock;
+	iSblp->GetMAT(authToken);
+	SetStringBlockHeader(stringBlock,authToken,KDescSblpMediaAuthorizationToken);
+	bufPtr.Append((TUint8*)&stringBlock, sizeof(pfqos_configblock));
+	// put the string now
+	authToken.ZeroTerminate();
+	bufPtr.Append((TUint8*)authToken.Ptr(),KAuthorizationTokenAdjustedStringLength);
+
+
+	// Flowids
+	pfqos_configblock_int ext;
+	TInt i;
+	for(i=0; i<iSblp->NrOfFlowIds();i++)
+		{
+		CSblpParameters::TFlowIdentifier& flowId = iSblp->GetFlowId(i);
+		SetIntValue(ext,flowId.iMediaComponentNumber,KDescSblpMediaComponentNumber);
+		bufPtr.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
+		SetIntValue(ext,flowId.iIPFlowNumber,KDescSblpIPFlowNumber);
+		bufPtr.Append((TUint8*)&ext, sizeof(pfqos_configblock_int));
+		}
+
+	bufPtr.AppendFill(0, header.pfqos_configure_len * 8 - byte_len);
+	return *iData;
+	}
+
+EXPORT_C TInt CSblpPolicy::ParseMessage(const TDesC8& /*aData*/)
+	{
+	return KErrNone;
+	}
+
+EXPORT_C CExtensionBase* CSblpPolicy::CreateL()
+	{
+	CSblpPolicy *extension = CSblpPolicy::NewL();
+	return extension;
+	}
+
+EXPORT_C TInt CSblpPolicy::Copy(const CExtensionBase& aExtension)
+	{
+	if (aExtension.Type() != iType)
+		return KErrArgument;
+	const CSblpPolicy& policy = (CSblpPolicy&)aExtension;
+	policy.GetSblpParameters(*iSblp);
+	return KErrNone;
+	}
+
+EXPORT_C void CSblpPolicy::SetSblpParameters(const CSblpParameters& aSblp)
+	{
+	
+	*iSblp = aSblp;
+
+	LOG(
+	// following code is to create logs
+	TAuthorizationToken authToken;
+	iSblp->GetMAT (authToken);
+	RArray<CSblpParameters::TFlowIdentifier> flowIds;
+	iSblp->GetFlowIds(flowIds);
+	TBuf<KAuthorizationTokenSize> label;
+	label.Copy(authToken);
+		
+	Log::Printf(_L("<------------------------------------------------\n"));
+	Log::Printf(_L("CSblpPolicy::SetSblpParameters"));
+	Log::Printf(_L("\n"));
+	Log::Printf(_L("SBLP VALUES SUPPLIED BY CLIENT IS \n"));
+	Log::Printf(_L("\n"));
+	Log::Printf(_L("[MAT string			 :	 = %S]\n"),&label);
+	
+	TInt i;
+	for(i=0; i<flowIds.Count();i++)
+		{
+		Log::Printf(_L("Media component number  :	 = %d]\n"),flowIds[i].iMediaComponentNumber);
+		Log::Printf(_L("IP flow number		  :	 = %d]\n"),flowIds[i].iIPFlowNumber);
+		}
+	Log::Printf(_L("------------------------------------------------>\n"));
+	flowIds.Close();
+	)
+	
+	}
+
+EXPORT_C void CSblpPolicy::GetSblpParameters(CSblpParameters& aSblp) const
+	{
+	aSblp = *iSblp;
+	}