fsfw/inc/fsfw/container/FIFO.h

#ifndef FSFW_CONTAINER_FIFO_H_
#define FSFW_CONTAINER_FIFO_H_

#include "FIFOBase.h"
#include <array>

/**
 * @brief     Simple First-In-First-Out data structure with size fixed at
 *             compile time
 * @details
 * Performs no dynamic memory allocation.
 * The public interface of FIFOBase exposes the user interface for the FIFO.
 * @tparam T Entry Type
 * @tparam capacity Maximum capacity
 */
template<typename T, size_t capacity>
class FIFO: public FIFOBase<T> {
public:
    FIFO(): FIFOBase<T>(nullptr, capacity) {
        this->setContainer(fifoArray.data());
    };

    /**
     * @brief     Custom copy constructor to set pointer correctly.
     * @param other
     */
    FIFO(const FIFO& other): FIFOBase<T>(other) {
        this->fifoArray = other.fifoArray;
        this->setContainer(fifoArray.data());
    }

    /**
     * @brief Custom assignment operator
     * @param other
     */
    FIFO& operator=(const FIFO& other){
        FIFOBase<T>::operator=(other);
        this->fifoArray = other.fifoArray;
        this->setContainer(fifoArray.data());
        return *this;
    }

private:
    std::array<T, capacity> fifoArray;
};

#endif /* FSFW_CONTAINER_FIFO_H_ */