renamed system context to call context

to avoid conflicts with ISIS library, I don't want to fiddle with
it if we don't have source code

devicehandlers/CommunicationMessage.h

@@ -0,0 +1,82 @@
+/**
+ * @file CommunicationMessage.h
+ *
+ * @date 28.02.2020
+ */
+
+#ifndef FRAMEWORK_DEVICEHANDLERS_COMMUNICATIONMESSAGE_H_
+#define FRAMEWORK_DEVICEHANDLERS_COMMUNICATIONMESSAGE_H_
+#include <framework/ipc/MessageQueueMessage.h>
+#include <framework/storagemanager/StorageManagerIF.h>
+
+/**
+ * @brief Used to pass communication information between tasks
+ *
+ * @details
+ * Can be used to pass information like data pointers and
+ * data sizes between communication tasks
+ * like the Device Handler Comm Interfaces and Polling Tasks.
+ *
+ * Can also be used to exchange actual data if its not too large
+ * (e.g. Sensor values).
+ *
+ */
+class CommunicationMessage: public MessageQueueMessage {
+public:
+	enum communicationStatus {
+		SEND_DATA,
+		PROCESS_DATA,
+		FAULTY,
+	};
+
+	//Add other messageIDs here if necessary.
+	static const uint8_t COMMUNICATION_MESSAGE_SIZE = HEADER_SIZE + 4 * sizeof(uint32_t);
+
+	CommunicationMessage();
+
+	/**
+	 * Send requests with pointer to the data to be sent and send data length
+	 * @param address Target Address
+	 * @param sendData
+	 * @param length
+	 */
+	void setSendRequest(uint32_t address, const uint8_t * sendData, uint32_t length);
+
+	/**
+	 * Data message with data stored in IPC store
+	 * @param address
+	 * @param length
+	 * @param storeId
+	 */
+	void setDataMessage(uint32_t address, uint32_t length, store_address_t * storeId);
+
+	/**
+	 * Data message with data stored in actual message.
+	 * 4 byte datafield is intialized with 0.
+	 * Set data with specific setter functions.
+	 */
+	void setDataMessage(uint32_t address, uint32_t length);
+
+private:
+	void setCommunicationStatus(communicationStatus status);
+	void setAddress(uint32_t address);
+	void setSendData(const uint8_t * sendData);
+	void setDataLen(uint32_t length);
+
+	/** For low size data, maximum of 4 bytes can be sent */
+	void setDataByte1(uint8_t byte1);
+	void setDataByte2(uint8_t byte2);
+	void setDataByte3(uint8_t byte3);
+	void setDataByte4(uint8_t byte4);
+
+	void setDataUINT16_1(uint16_t data1);
+	void setDataUINT16_2(uint16_t data2);
+
+	void setData(uint32_t data);
+
+	virtual ~CommunicationMessage();
+};
+
+
+
+#endif /* FRAMEWORK_DEVICEHANDLERS_COMMUNICATIONMESSAGE_H_ */