ifdtool.c

	if (mode_dump) {
		ret = dump_fd(image, size);
		write_it = false;
	}

	if (mode_extract) {
		ret = write_regions(image, size);
		write_it = false;
	}

	if (mode_write_descriptor)
		ret = write_data(image, size, -size, desc_fname);

	if (mode_inject)
		ret = inject_region(image, size, region_type, inject_fname);

	if (mode_write) {
		for (wr_idx = 0; wr_idx < wr_num; wr_idx++) {
			ret = write_data(image, size,
					 addr[wr_idx], wr_fname[wr_idx]);
			if (ret)
				break;
		}
	}

	if (mode_spifreq)
		set_spi_frequency(image, size, spifreq);

	if (mode_em100)
		set_em100_mode(image, size);

	if (mode_locked)
		lock_descriptor(image, size);

	if (mode_unlocked)
		unlock_descriptor(image, size);

	if (write_it) {
		if (outfile) {
			ret = write_image(outfile, image, size);
		} else {
			if (lseek(bios_fd, 0, SEEK_SET)) {
				perror("Error while seeking");
				ret = -1;
			}
			if (write(bios_fd, image, size) != size) {
				perror("Error while writing");
				ret = -1;
			}
		}
	}

	free(image);
	close(bios_fd);

	return ret ? 1 : 0;
}