#pragma once
// Ring buffer for async I/K-Bus message handling
// Based on muki01/I-K_Bus RingBuffer (MIT license)

#include <Arduino.h>

class RingBuffer {
public:
    RingBuffer(int size);
    ~RingBuffer();

    int available();
    int capacity();    // usable slots (size - 1, ring buffer wastes one)
    int peek();
    int peek(int n);
    void remove(int n);
    int read();
    byte write(int c);

private:
    int _size;
    unsigned int _head;
    unsigned int _tail;
    byte* _buf;
};