agreg-project-embedded/lib/Transmitter/ITransmitter.h

#pragma once
#include <stdint.h>
#include <stddef.h>

enum class TransmitError : int16_t {
    OK           =  0,
    INIT_FAILED  = -1,
    JOIN_FAILED  = -2,
    SEND_FAILED  = -3,
};

class ITransmitter {
public:
    virtual ~ITransmitter() = default;
    virtual TransmitError init() = 0;
    virtual TransmitError join() = 0;
    virtual TransmitError send(uint8_t* payload, size_t size) = 0;
};