diff -r 000000000000 -r 29b1cd4cb562 atext/server/src/atextpluginbase.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/atext/server/src/atextpluginbase.cpp	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,162 @@
+/*
+* Copyright (c) 2008 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: 
+*
+*/
+
+
+#include <atextpluginbase.h>
+#include "atextpluginobserver.h"
+#include "debug.h"
+
+// ---------------------------------------------------------------------------
+// Instantiate the AT Extension Plugin via ECom framework.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CATExtPluginBase* CATExtPluginBase::NewL(
+    TUid aImplementationUid,
+    MATExtPluginObserver& aObserver,
+    const TDesC8& aName )
+    {
+    TInt32 keyOffset = _FOFF( CATExtPluginBase, iInstanceUid );
+    CATExtPluginBase* self = reinterpret_cast<CATExtPluginBase*>(
+        REComSession::CreateImplementationL( aImplementationUid, keyOffset ));
+    self->SetObserver( aObserver );
+    self->ReportConnectionName( aName );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CATExtPluginBase::~CATExtPluginBase()
+    {
+    TRACE_FUNC_ENTRY
+    REComSession::DestroyedImplementation( iInstanceUid );
+    if ( iObserver )
+        {
+        iObserver->ATExtPluginClosed( this );
+        }
+    TRACE_FUNC_EXIT
+    }
+
+// ---------------------------------------------------------------------------
+// Reports change to quiet mode.
+// The quiet mode is off by default.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CATExtPluginBase::ReportQuietModeChange( TBool aMode )
+    {
+    TRACE_FUNC_ENTRY
+    iQuietMode = aMode;
+    TRACE_FUNC_EXIT
+    }
+
+// ---------------------------------------------------------------------------
+// Reports change to verbose mode.
+// The verbose mode is on by default.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CATExtPluginBase::ReportVerboseModeChange( TBool aMode )
+    {
+    TRACE_FUNC_ENTRY
+    iVerboseMode = aMode;
+    TRACE_FUNC_EXIT
+    }
+
+// ---------------------------------------------------------------------------
+// Reports change to a value of a character
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CATExtPluginBase::ReportCharacterChange(
+    TATExtensionCharType aCharType,
+    TInt8 aNewChar )
+    {
+    TRACE_FUNC_ENTRY
+    TInt retVal = KErrNone;
+    switch ( aCharType )
+        {
+        case ECharTypeCarriage:
+            iCarriageReturn = aNewChar;
+            break;
+        case ECharTypeLineFeed:
+            iLineFeed = aNewChar;
+            break;
+        case ECharTypeBackspace:
+            iBackspace = aNewChar;
+            break;
+        default:
+            retVal = KErrNotSupported;
+            break;
+        }
+    TRACE_FUNC_EXIT
+    return retVal;
+    }
+
+// ---------------------------------------------------------------------------
+// Called by concrete extension plugin when there is an unsolicited result
+// code should be sent to remote device. Instructs ATEXT to complete client
+// request message for ReceiveUnsolicitedResult().
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CATExtPluginBase::SendUnsolicitedResult( const TDesC8& aAT )
+    {
+    TRACE_FUNC_ENTRY
+    TInt retVal = iObserver->SendUnsolicitedResult( this, aAT );
+    TRACE_FUNC_EXIT
+    return retVal;
+    }
+
+// ---------------------------------------------------------------------------
+// Called by concrete extension plugin to inform that a command handling has
+// been completed or rejected. Instructs ATEXT to complete client request
+// message for HandleCommand().
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CATExtPluginBase::HandleCommandCompleted(
+    TInt aError,
+    TATExtensionReplyType aReplyType )
+    {
+    TRACE_FUNC_ENTRY
+    TInt retVal = iObserver->HandleCommandCompleted( this, aError, aReplyType );
+    TRACE_FUNC_EXIT
+    return retVal;
+    }
+
+
+// ---------------------------------------------------------------------------
+// Called by concrete extension plugin to inform the array of supported
+// commands should be returned
+// ---------------------------------------------------------------------------
+//
+EXPORT_C TInt CATExtPluginBase::GetSupportedCommands(
+    RPointerArray<HBufC8>& aCmds )
+    {
+    TRACE_FUNC_ENTRY
+    TInt retVal = iObserver->GetSupportedCommands( this, aCmds );
+    TRACE_FUNC_EXIT
+    return retVal;
+    }
+
+// ---------------------------------------------------------------------------
+// Sets the observer.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CATExtPluginBase::SetObserver( MATExtPluginObserver& aObserver )
+    {
+    TRACE_FUNC_ENTRY
+    iObserver = &aObserver;
+    TRACE_FUNC_EXIT
+    }