--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/epoc32/include/comms-infras/ss_common.h	Wed Mar 31 12:33:34 2010 +0100
@@ -0,0 +1,119 @@
+// Copyright (c) 2004-2009 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:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#if !defined(__SS_COMMON_H__)
+#define __SS_COMMON_H__
+
+#include <elements/mm_node.h>
+#include <elements/mm_activities.h>
+#include <elements/sd_std.h>
+#include <elements/mm_context_internal.h>
+#include <cfshared.h>
+#include <comms-infras/ss_activities.h>
+
+/** Support for checking that the current thread is the "home thread" */
+#if defined(_DEBUG)
+#define ESOCK_HOME_THREAD_CHECK_ENABLED
+#endif
+
+// Some legacy oddities supported for a transition period have code guarded by this macro. Some day we'll be
+// breaking all of this behaviour and so able to drop this
+#define SYMBIAN_NETWORKING_LEGACY_COMPATIBILITY_SUPPORT
+
+/**
+	Type identifier for the derived sub-session objects. Used e.g. in containers to identify
+	what is stored.
+
+	@see CSockSubSession::Type()
+*/
+class TCFSubSessInfo : public Den::TSubSessInfo
+/**
+@internalTechnology
+*/
+	{
+public:
+	enum TSubSessionType
+		{
+		EHostResolver = 2, //starting from TSubSessInfo::EAny
+		EServiceResolver = 3,
+		ENetDatabase = 4,
+		EConnection = 5,
+		ESubConnection = 6,
+		ESocket = 7
+		};
+
+	TCFSubSessInfo(TUint8 aType)
+	:	TSubSessInfo(aType)
+		{
+		}
+	};
+
+/**
+@class TCFPlayerRole
+
+TCFPlayerRole and TPlayerRole can be removed after Players are relieved from knowing their roles
+which should hopefully come as part of the "Global Object Broker" work.
+*/
+class TCFPlayerRole : public Den::TPlayerRole
+/**
+@internalTechnology
+*/
+	{
+public:
+	/** Parallel threads operate the same technologies in the same plane but with some interesting (probably private difference), eg two data threads both
+	bound to a control thread, one default and one devoted to realtime. We describe them as "kin" of one another, and they are distinguished by their
+	"kindex" ie kin index, which is simply a whole number zero upwards, zero being the default and generally only value. It's up to a control provider to
+	know about the parallel threads and specify the kindex when requesting a FC to talk to (eg a SCPR when creating a flow)
+
+	At present there are no parallel threads for CPRs as they have 1:1 with MCPR. It may be that in the future we have to worry about the same TierMgr in two
+	threads, eg an authentication protocol being used by both BT & IP, and they're running separate control thread. This will require further thought once
+	the use is clearer.
+	*/
+	static const TInt KDefaultKindex = 0;
+    enum TRole
+        {
+        EDataPlane     = 0x000001,
+        ESubConnPlane  = 0x000010,
+        EConnPlane     = 0x000100,
+        EMetaConnPlane = 0x001000,
+        ETierMgrPlane  = 0x010000,
+        ETierResolver  = 0x100000,
+        EAllPlanes     = EDataPlane | ESubConnPlane | EConnPlane | EMetaConnPlane | ETierMgrPlane,
+        EPrePlanarArchitecture = 0x40000000,	// never explicitly set; denotes a legacy CMI and so a worker whose plane FCs can be ignored
+		};
+
+public:
+	TCFPlayerRole()
+	:	Den::TPlayerRole(EUnknown, KDefaultKindex)
+		{
+		}
+
+	TCFPlayerRole(TUint aRole, TUint16 aKindex = KDefaultKindex)
+	:	Den::TPlayerRole(aRole, aKindex)
+		{
+		}
+	};
+
+#define mcfnode_cast Messages::mnode_cast
+
+
+#endif
+
+