fsfw/ipc/MessageQueueMessageIF.h

#ifndef FRAMEWORK_IPC_MESSAGEQUEUEMESSAGEIF_H_
#define FRAMEWORK_IPC_MESSAGEQUEUEMESSAGEIF_H_

#include "messageQueueDefinitions.h"
#include <cstddef>
#include <cstdint>

class MessageQueueMessageIF {
public:

    /**
     * @brief   This constants defines the size of the header,
     *          which is added to every message.
     */
    static const size_t HEADER_SIZE = sizeof(MessageQueueId_t);

	virtual ~MessageQueueMessageIF() {};

	/**
	 * @brief	With this method, the whole content and the message
	 * 			size is set to zero.
	 * @details
	 * Implementations should also take care to clear data which is stored
	 * indirectly (e.g. storage data).
	 */
	virtual void clear() = 0;

	/**
	 * @brief	Get read-only pointer to the complete data of the message.
	 * @return
	 */
	virtual const uint8_t* getBuffer() const = 0;

	/**
	 * @brief	This method is used to get the complete data of the message.
	 */
	virtual uint8_t* getBuffer() = 0;

	/**
	 * @brief	This method is used to set the sender's message queue id
	 * 			information prior to sending the message.
	 * @param setId
	 * The message queue id that identifies the sending message queue.
	 */
	virtual void setSender(MessageQueueId_t setId) = 0;

	/**
	 * @brief	This method is used to extract the sender's message queue id
	 * 			information from a received message.
	 */
	virtual MessageQueueId_t getSender() const = 0;

	/**
	 * @brief	This method is used to fetch the data content of the message.
	 * @details
	 * It shall be used by child classes to add data at the right position.
	 */
	virtual const uint8_t* getData() const = 0;
	/**
	 * @brief	This method is used to fetch the data content of the message.
	 * @details
	 * It shall be used by child classes to add data at the right position.
	 */
	virtual uint8_t* getData() = 0;

	/**
	 * Get constant message size of current message implementation.
	 * @return
	 */
	virtual size_t getMessageSize() const = 0;

    virtual void setMessageSize(size_t messageSize) = 0;
    virtual size_t getMinimumMessageSize() const = 0;
    virtual size_t getMaximumMessageSize() const = 0;

};



#endif /* FRAMEWORK_IPC_MESSAGEQUEUEMESSAGEIF_H_ */