#include <iostream>
#include <cstdint>
#include <filesystem>
#include <fstream>

struct BitmapFileHeader {
    char signature[2] = {0, 0};
    uint32_t fileSize = 0;
    uint16_t reserved1 = 0;
    uint16_t reserved2 = 0;
    uint32_t imageDataOffset = 0;
};

const std::string FILENAME = "elef.bmp";

int main() {
    BitmapFileHeader bitmapFileHeader;
    {
        std::ifstream ifs(FILENAME, std::ios_base::binary);
        ifs.seekg(0, std::ios::beg);
        ifs.read((char *) &bitmapFileHeader, 14);
    }
    std::cout << "Structure:\n" << "Signature: " << std::string(bitmapFileHeader.signature, 2) << "\nFile size: "
              << bitmapFileHeader.fileSize << "\nReserved 1: " << bitmapFileHeader.reserved1 << "\nReserved 2: "
              << bitmapFileHeader.reserved2 << "\nImage data offset: " << bitmapFileHeader.imageDataOffset << std::endl;
    return 0;
}