#include <string>
#include <fstream>
#include "fileDevice.h"
#include <stdexcept>

fileDevice::fileDevice(std::string& filename): file(filename, std::ios::in | std::ios::out | std::ios::binary)  {
    if (!file.is_open()) {
        throw std::runtime_error("Datoteke ni mogoče odpreti: " + filename);
    }
}

uint8_t fileDevice::read() {
    int c = file.get();
    if (c == EOF) {
        return 0;  
    }
    return static_cast<uint8_t>(c);
}

void fileDevice::write(uint8_t val) {
    file.put(static_cast<char>(val));
    file.flush();
}