Function get_interface_params

exec/totemconfig.c:1540–1794

}

static int get_interface_params(struct totem_config *totem_config, icmap_map_t map,
				const char **error_string, uint64_t *warnings,
				int reload)
{
	int res = 0;
	unsigned int linknumber = 0;
	int member_count = 0;
	int i;
	icmap_iter_t iter, member_iter;
	const char *iter_key;
	const char *member_iter_key;
	char linknumber_key[ICMAP_KEYNAME_MAXLEN];
	char tmp_key[ICMAP_KEYNAME_MAXLEN];
	uint8_t u8;
	uint32_t u32;
	char *str;
	char *cluster_name = NULL;
	enum totem_ip_version_enum tmp_ip_version = TOTEM_IP_VERSION_4;
	int ret = 0;

	if (reload) {
		for (i=0; i<INTERFACE_MAX; i++) {
			/*
			 * Set back to defaults things that might have been configured and
			 * now have been taken out of corosync.conf. These won't be caught by the
			 * code below which only looks at interface{} sections that actually exist.
			 */
			totem_config->interfaces[i].configured = 0;
			totem_config->interfaces[i].knet_ping_timeout = 0;
			totem_config->interfaces[i].knet_ping_interval = 0;
			totem_config->interfaces[i].knet_ping_precision = KNET_PING_PRECISION;
			totem_config->interfaces[i].knet_pong_count = KNET_PONG_COUNT;
		}
	}
	if (icmap_get_string_r(map, "totem.cluster_name", &cluster_name) != CS_OK) {
		cluster_name = NULL;
	}

	iter = icmap_iter_init_r(map, "totem.interface.");
	while ((iter_key = icmap_iter_next(iter, NULL, NULL)) != NULL) {
		res = sscanf(iter_key, "totem.interface.%[^.].%s", linknumber_key, tmp_key);
		if (res != 2) {
			continue;
		}

		if (strcmp(tmp_key, "bindnetaddr") != 0 && totem_config->transport_number == TOTEM_TRANSPORT_UDP) {
			continue;
		}

		member_count = 0;
		linknumber = atoi(linknumber_key);

		if (linknumber >= INTERFACE_MAX) {
			snprintf (error_string_response, sizeof(error_string_response),
			    "parse error in config: interface ring number %u is bigger than allowed maximum %u\n",
			    linknumber, INTERFACE_MAX - 1);

			*error_string = error_string_response;