struct xt_icmp_names {

	const char *name;

	uint8_t type;

	uint8_t code_min, code_max;

};

static void xt_print_icmp_types(const struct xt_icmp_names *icmp_codes,

				unsigned int n_codes)

{

	unsigned int i;

	for (i = 0; i < n_codes; ++i) {

		if (i && icmp_codes[i].type == icmp_codes[i-1].type) {

			if (icmp_codes[i].code_min == icmp_codes[i-1].code_min

			    && (icmp_codes[i].code_max

				== icmp_codes[i-1].code_max))

				printf(" (%s)", icmp_codes[i].name);

			else

				printf("\n   %s", icmp_codes[i].name);

		}

		else

			printf("\n%s", icmp_codes[i].name);

	}

	printf("\n");

}