--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phoneclientserver/phoneserver/Src/Standard/Standard_Aiw/CPhSrvSubSessionExtCall.cpp	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,236 @@
+/*
+* Copyright (c) 2002-2005 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:  Sub Session Ext Call.
+*
+*/
+
+
+// INCLUDE FILES
+#include "CPhSrvSubSessionExtCall.h"
+#include "CPhSrvSession.h"
+#include "CPhSrvServer.h"
+#include "MPhSrvObjectNegotiators.h"
+
+// Hash mark
+_LIT( KPhoneHash, "#" );
+
+// dtmf chars
+_LIT( KPhoneDtmfNumberChars, "pw" );
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::CPhSrvSubSessionExtCall
+// 
+// C++ Constructor
+// -----------------------------------------------------------------------------
+//
+CPhSrvSubSessionExtCall::CPhSrvSubSessionExtCall(CPhSrvSession& aSession)
+:    CPhSrvSubSessionBase(aSession, EPhSrvSubSessionTypeExternalCall)
+    {
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::PhSrvMessageDecoderCanProcessMessage
+// 
+// Framework function. Returns ETrue for the op codes that
+// this subsession can handle.
+// -----------------------------------------------------------------------------
+//
+TBool CPhSrvSubSessionExtCall::PhSrvMessageDecoderCanProcessMessage( 
+    TInt aFunction )
+    {
+    switch( aFunction )
+        {
+        case EPhoneServerExtCallSubSessionClose:
+        case EPhoneServerExtCallSubSessionMakeCall:
+        case EPhoneServerExtCallSubSessionMakeCallCancel:
+            return ETrue;
+
+        default:
+            return EFalse;
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionEmergencyNum::PhSrvMessageProcessorHandleMessageL
+// 
+// Framework function. Handle any op-codes here.
+// -----------------------------------------------------------------------------
+//
+void CPhSrvSubSessionExtCall::PhSrvMessageProcessorHandleMessageL( 
+    const RMessage2& aMessage )
+    {
+    TBool permissionStatus ( EFalse );
+    TBool dtmfNumber( EFalse ); //contains 'p' or 'w'  
+    TBool isSSUssd( EFalse ); //is USSD/SS string
+    TBool hasUssdSSCaps( EFalse ); //has USSD/SS string correct capabilities
+     
+    TBool hasCapNetworkServices( EFalse );
+    TBool hasCapNetworkControlAndServices( EFalse );
+    TBool hasCapWriteAndReadDeviceData ( EFalse );
+    // Capabilities needed if NOT USSD/SS string                                                         
+    hasCapNetworkServices = aMessage.HasCapability( ECapabilityNetworkServices );                                                                                                                   
+      
+    switch( aMessage.Function() )
+        {
+        case EPhoneServerExtCallSubSessionClose:
+            CmdSubSessionCloseL( aMessage );
+            permissionStatus = ETrue;
+            break;
+        case EPhoneServerExtCallSubSessionMakeCall:
+            CreateCallArgsL( aMessage );
+			// Checks if telephone number contains dtmf string
+           	dtmfNumber = IsDtmfPhoneNumber( iCallArgs->TelephoneNumber());
+           	if ( !dtmfNumber )
+           	    {
+           	    // Checks if telephone number is USSD/SS string
+           	    isSSUssd = ( iCallArgs->TelephoneNumber().Right( KPhoneHash().Length() ) == KPhoneHash );
+           	    if ( isSSUssd )
+           	        { 
+           	        // Capabilities needed if USSD/SS string
+                    hasCapNetworkControlAndServices = aMessage.HasCapability( ECapabilityNetworkControl, 
+                                                              ECapabilityNetworkServices );
+                    hasCapWriteAndReadDeviceData = aMessage.HasCapability( ECapabilityReadDeviceData, ECapabilityWriteDeviceData );
+                    hasUssdSSCaps =  hasCapNetworkControlAndServices && hasCapWriteAndReadDeviceData;
+           	        }   
+           	    }
+           if ( ( hasCapNetworkServices && !isSSUssd ) ||  hasUssdSSCaps )
+                {
+                CmdSubSessionMakeCallL( aMessage );
+                permissionStatus = ETrue;
+                }
+            break;
+        case EPhoneServerExtCallSubSessionMakeCallCancel:
+            if ( hasCapNetworkServices )
+                {
+                CmdSubSessionMakeCallCancelL( aMessage );
+                permissionStatus = ETrue;
+                }
+            break;
+
+        default:
+            PhoneSession().PanicClient( 
+                aMessage,
+                EPhCltServerInitiatedPanicInvalidRequest );
+            break;
+        }
+
+    // If caps are not ok 
+     if( !permissionStatus )
+        {
+        aMessage.Complete( KErrPermissionDenied );    
+        }
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::CmdSubSessionCloseL
+// 
+// Close the sub-session
+// -----------------------------------------------------------------------------
+//
+void CPhSrvSubSessionExtCall::CmdSubSessionCloseL( const RMessage2& aMessage )
+    {
+    delete iCallArgs;
+    iCallArgs =NULL;
+    PhoneSession().CloseSubSession( aMessage );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::CmdSubSessionMakeCallL
+// 
+// Setup an asynchronous request to handle external interface
+// call requests.
+// -----------------------------------------------------------------------------
+//
+void CPhSrvSubSessionExtCall::CmdSubSessionMakeCallL( 
+    const RMessage2& aMessage )
+    {				
+
+    // Submit a new request to the call manager
+    MPhSrvNegotiatorCall& callNegotiator = PhoneSession().PhoneServer(
+        ).CallNegotiatorL();
+    callNegotiator.NegotiatorDialL( aMessage, *iCallArgs, *this );
+    }
+
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::CmdSubSessionMakeCallCancelL
+// 
+// Cancel an outstanding request to handle call initiations.
+// -----------------------------------------------------------------------------
+//
+void CPhSrvSubSessionExtCall::CmdSubSessionMakeCallCancelL( 
+    const RMessage2& aMessage )
+    {
+    // Ask the negotiator to delete any pending call request for this 
+    // subsession. It will panic the client if one can't be found.
+    MPhSrvNegotiatorCall& callNegotiator = PhoneSession().PhoneServer(
+        ).CallNegotiatorL();
+
+    callNegotiator.NegotiatorDialCancelL( *this );
+    aMessage.Complete( KErrNone );
+    }
+
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::CreateCallArgs
+// -----------------------------------------------------------------------------
+//
+void CPhSrvSubSessionExtCall::CreateCallArgsL( const RMessage2& aMessage )
+    {
+    HBufC8* package = HBufC8::NewLC( aMessage.Int1() ); 
+ 	TPtr8 calldata( package->Des() );
+	PhoneSession().Read(
+            aMessage,
+            0,
+            calldata );
+             								 
+   	iCallArgs = CPhCltExtPhoneDialData::NewL( *package );
+   	CleanupStack::PopAndDestroy( package );
+    }
+    
+// -----------------------------------------------------------------------------
+// CPhSrvSubSessionExtCall::IsDtmfPhoneNumber
+// -----------------------------------------------------------------------------
+//
+TBool CPhSrvSubSessionExtCall::IsDtmfPhoneNumber(
+        const TDesC& aString )
+    {
+    
+
+    // String must contain 'p' or 'w'.
+    TBool must = EFalse;
+
+        {
+        TPtrC chs( KPhoneDtmfNumberChars );
+        const TInt length = chs.Length();
+        TInt index;
+
+        for ( index = 0; index < length; index++ )
+            {
+            if ( aString.Locate( chs[ index ] ) != KErrNotFound )
+                {
+                must = ETrue;
+                break;
+                }
+            }
+        }
+
+    return must; 
+    }
+// End of File