diff -r e1b950c65cb4 -r 837f303aceeb epoc32/include/mw/mhttpcontentsource.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/epoc32/include/mw/mhttpcontentsource.h	Wed Mar 31 12:33:34 2010 +0100
@@ -0,0 +1,76 @@
+// Copyright (c) 2003-2009 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:
+//
+
+
+#ifndef __MHTTPCONTENTSOURCE_H__
+#define __MHTTPCONTENTSOURCE_H__
+
+#include <e32base.h>
+
+class MHttpDataSender;
+
+/**
+ * THttpContentSourceOp is an operator to notify the HTTP Service
+ * when content is available. 
+ *  
+ * @publishedAll
+ * @prototype
+ */
+class THttpContentSourceOp
+    {
+    friend class CHttpDataSender;
+public:
+    IMPORT_C THttpContentSourceOp();
+    IMPORT_C void Notify(const TDesC8& aData, TBool aLast = EFalse);
+    private:
+        THttpContentSourceOp(MHttpDataSender* aSender);
+    MHttpDataSender* iDataSender;
+    };
+
+/**
+ * The implementation of MHttpContentSink can supply the request body data.
+ *  
+ * @publishedAll
+ * @prototype
+ */
+class MHttpContentSource
+	{
+	public:	
+	/**
+	 * Obtain a part of request body data from the source. The data should be guranteed to survive till 
+	 * another call to OnData or a call to CHttpClientTransaction::OnCompletion/OnError
+	 * 
+	 * @param aData Data source operator
+	 */
+	    	    
+	virtual void OnData(THttpContentSourceOp& aData) =0;
+	
+	private:
+    // Reserved for future use.
+    inline virtual void Reserved();
+    inline virtual void Reserved2();	    
+	};
+
+inline void MHttpContentSource::Reserved()
+    {
+    
+    }
+
+inline void MHttpContentSource::Reserved2()
+    {
+    
+    }
+
+#endif // __MHTTPCONTENTSOURCE_H__