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diff --git a/Master/Masterarbeit/src/common/inc/interface_manager.h b/Master/Masterarbeit/src/common/inc/interface_manager.h
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+/*!
+ * \file interface_manager.h
+ *
+ * \author S. Eisenhauer
+ *
+ * \date 31.08.2011
+ *
+ * \brief Interface for accessing XORAYA hardware
+ *
+ * This file defines the interface for accessing XORAYA Connect hardware interfaces
+ *
+ */
+
+#ifndef INTERFACE_MANAGER_H_
+#define INTERFACE_MANAGER_H_
+
+#include "global.h"
+#include "x2e/ReceiveQueue.hpp"
+
+/*!
+* \brief Pure virtual interface used by other components and plugins to access XORAYA hardware
+*/
+class IInterfaceManager
+{
+public:
+	/*!
+	* Sends a mesage on a hardware interface
+	* \param[in] i32InterfaceHandle Interface handle
+	* \param[in] u32MsgId ID of the message
+	* \param[in] boIsExtended TRUE indicates an extended ID (29 bit long), FALSE a standard ID (11 bit long)
+	* \param[in] boIsRtrFrame is this an RTR frame
+	* \param[in] pu8Data pointer to the buffer for the message payload
+	* \param[in] u32DataLength Length of message payload in byte (DLC)
+	* \return status code
+	*/
+	virtual x2e::status_t enWriteCanMessage(
+			int32_t i32InterfaceHandle,
+			uint32_t u32MsgId,
+			bool boIsExtended,
+			bool boIsRtrFrame,
+			const uint8_t* pu8Data,
+			uint32_t u32DataLength) = 0;
+
+	/*!
+	* Retrieve the fill level of the receive queue
+	* \param[out] stFillLevel Reference to a queueFillLevel object
+	* \return status code
+	*/
+	virtual x2e::status_t enGetQueueFillLevel(x2e::Log::queueFillLevel& stFillLevel) = 0;
+
+	/*!
+	* Get a message from the receive queue
+	* \param[out] stFillLevel Reference to a queueFillLevel object
+	* \param[out] pstMsgDescr Pointer to a message description object
+	* \param[out] pstMsgPayload Pointer to framePayload object as buffer for the message content
+	* \return status code
+	*/
+	virtual x2e::status_t enPeekMessage(
+			x2e::Log::queueFillLevel& stFillLevel,
+			x2e::Log::messageDescription* pstMsgDescr,
+			x2e::Log::framePayload* pstMsgPayload) = 0;
+	
+	/*!
+	* Enable an Hardware interface
+	* \param[in] i32RequestedIntereface Interface handle
+	* \return status code
+	*/
+	virtual x2e::status_t enEnableInterface( int32_t i32RequestedIntereface ) = 0;
+
+	/*!
+	* Enable all Hardware interface
+	* \return status code
+	*/
+	virtual x2e::status_t enEnableAllInterfaces( void ) = 0;
+
+	/*!
+	* Gets the current 100 nanosecond timestamp of the system
+	* \param[out] pu32TsHigh Upper 32 bit of the timestamp
+	* \param[out] pu32TsLow Lower 32 bit of the timestamp
+	* \return status code
+	*/
+	virtual x2e::status_t enGetTimestamp( uint32_t* pu32TsHigh, uint32_t* pu32TsLow ) = 0;
+
+	/*!
+	* wait on the internal hardware timer
+	* \return status code
+	*/
+	virtual x2e::status_t enWait() = 0;
+
+	/*!
+	* get interface handle by a log interface id
+	* \param[in] u16LogIfId log interface id
+	* \return interface handle
+	*/
+	virtual int32_t i32GetInterfaceByLogIfId(x2e::Log::InterfaceId::ifid_t u16LogIfId) = 0;
+};
+
+
+#endif /* INTERFACE_MANAGER_H_ */