#ifndef IPHYSICAL_LAYER_H
#define IPHYSICAL_LAYER_H

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

#ifndef MAX_CHANNELS
#define MAX_CHANNELS 4
#endif

class IPhysicalLayer {
public:
    virtual ~IPhysicalLayer() = default;

    virtual esp_err_t send(uint8_t* data, size_t size, void* config, uint8_t channel_num) = 0;
    virtual esp_err_t receive(uint8_t* recv_buf, size_t size, size_t* output_size, uint8_t channel_num) = 0;
    virtual esp_err_t start_receiving(uint8_t channel_num) = 0;
    virtual esp_err_t wait_until_send_complete(uint8_t channel_num) = 0;
};

#endif // IPHYSICAL_LAYER_H