diff -r 7fdc9a71d314 -r 8ad140f3dd41 hti/PC_Tools/DataGateway/INC/common.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hti/PC_Tools/DataGateway/INC/common.h	Wed Oct 13 16:17:58 2010 +0300
@@ -0,0 +1,113 @@
+/*
+* Copyright (c) 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:
+*     This file contains the headers of the Data and ParameterList classes.
+*/
+
+#ifndef COMMON_H
+#define COMMON_H
+
+#pragma warning ( disable : 4786 )
+
+#include <windows.h>
+
+//**********************************************************************************
+// Class Data
+// 
+// This class provides data encapsulattion for DataGateway
+//**********************************************************************************
+
+class Data
+{
+public:
+	//type of data
+	enum DataType { EEmpty = 0, EControl, EError, EData };
+public:
+	Data(const void* data_in = NULL, DWORD length = 0, DataType type = EEmpty);
+	Data(const void* data_in, DWORD length, DWORD offset, DataType type);
+	Data(const Data& d);
+	virtual ~Data();
+	/*
+	 * returns data in given parameter
+	 */
+	virtual void* GetData(void* data_out = NULL) const;
+	/*
+	 * returns length of data 
+	 */
+	virtual DWORD GetLength() const;
+	/*
+	 * returns type of data
+	 * can be one of the following: EEmpty, EControl, EError, EData
+	 */
+	DataType GetType() const;
+	/*
+	 * This method copies up to length bytes from given data object to class member data object
+	 */
+	bool SetData(const void* data_in, DWORD length, DataType type);
+	/*
+	 * This method copies up to length bytes(starting from offset) from given data object to class member data object
+	 */
+	bool SetData(const void* data_in, DWORD length, DWORD offset, DataType type);
+	/*
+	 * Used to combine different messages into one.
+	 * This method appends new data at the end of already excisting data.
+	 * If new data isn't same type as excisting data it isn't appended.
+	 * Returns bool value of whether the method has succeeded to append the data or not.
+	 */
+	virtual bool AppendData(Data* aData);
+	/*
+	 * This method is used to delete data and set data type to EEmpty
+	 */
+	void FreeData();
+private:
+	//actual data
+	void* m_pData;
+	//length of data
+	DWORD m_dwLength;
+	//type of data
+	DataType m_Type;
+};
+
+const BYTE ControlPhonePowered = 0x01;
+
+const Data CtrlMessagePhonePowered((void*)&ControlPhonePowered, 1, 0, Data::EControl);
+
+const BYTE ErrorSendingData = 0x81;
+
+const Data ErrorMessageSendingData((void*)&ErrorSendingData, 1, 0, Data::EError);
+
+//**********************************************************************************
+// Class ParameterList
+//
+//**********************************************************************************
+
+#include <map>
+#include <string>
+
+using namespace std;
+
+class ParameterList
+{
+public:
+	void Add(const string& key, const void* value);
+	const void* Get(const string& key);
+	ParameterList();
+	~ParameterList();
+private:
+	map<const string,const void*> m_Map;
+};
+
+#endif
+
+// End of the file
\ No newline at end of file