Function cbfs_add_integer_component

util/cbfstool/cbfstool.c:672–728

	struct cbfs_file *header);

static int cbfs_add_integer_component(const char *name,
			      uint64_t u64val,
			      uint32_t offset,
			      uint32_t headeroffset) {
	struct cbfs_image image;
	struct cbfs_file *header = NULL;
	struct buffer buffer;
	int i, ret = 1;

	if (!name) {
		ERROR("You need to specify -n/--name.\n");
		return 1;
	}

	if (buffer_create(&buffer, 8, name) != 0)
		return 1;

	for (i = 0; i < 8; i++)
		buffer.data[i] = (u64val >> i*8) & 0xff;

	if (cbfs_image_from_buffer(&image, param.image_region, headeroffset)) {
		ERROR("Selected image region is not a CBFS.\n");
		goto done;
	}

	if (cbfs_get_entry(&image, name)) {
		if (cbfs_remove_entry(&image, name) != 0) {
			ERROR("Removing file '%s' failed.\n", name);
			goto done;
		}
	}

	header = cbfs_create_file_header(CBFS_TYPE_RAW,
		buffer.size, name);
	if (!header)
		goto done;

	enum vb2_hash_algorithm algo = get_mh_cache()->cbfs_hash.algo;
	if (algo != VB2_HASH_INVALID)
		if (cbfs_add_file_hash(header, &buffer, algo)) {
			ERROR("couldn't add hash for '%s'\n", name);
			goto done;
		}

	if (cbfs_add_entry(&image, &buffer, offset, header, 0) != 0) {
		ERROR("Failed to add %llu into ROM image as '%s'.\n",
					(long long unsigned)u64val, name);
		goto done;
	}

	ret = maybe_update_metadata_hash(&image);

done:
	free(header);
	buffer_delete(&buffer);
	return ret;
}