A simple bfd usage example

bfd_test.c

#define PACKAGE "bfd_test"
#include <iostream>
#include <bfd.h>

int main(int argc, char** argv)
{
    if (argc == 1)
    {
        std::cout << "Lack input file!\n";
        return 1;
    }

    bfd_init();

    auto file = bfd_openr(argv[1], nullptr);
    if (!file)
    {
        std::cout << "Open file failed!\n";
        return 1;
    }

    if (!bfd_check_format (file, bfd_archive))
    {
        std::cout << argv[1] << " is not archive!\n";
        return 1;
    }
    else
    {
        std::cout << argv[1] << " contains following files:\n";
    }

    bfd *arfile = nullptr;
    bfd *last_arfile = nullptr;

    while (1)
    {
        arfile = bfd_openr_next_archived_file(file, arfile);
        if (arfile)
        {
            std::cout << bfd_get_filename(arfile) << '\n';
        }
        else
        {
            if (bfd_get_error () != bfd_error_no_more_archived_files)
            {
                std::cout << bfd_errmsg(bfd_get_error()) << '\n';
                return 1;
            }
            break;
        }

        if (last_arfile)
        {
            bfd_close(last_arfile);
            last_arfile = nullptr;
            if (last_arfile == arfile)
            {
                break;
            }
        }
        last_arfile = arfile;
    }

    if (last_arfile)
    {
        bfd_close(last_arfile);
    }

    bfd_close(file);
    return 0;
}