int connman_network_set_nameservers(struct connman_network *network, const char *nameservers) { struct connman_service *service; char **nameservers_array; int i; DBG("network %p nameservers %s", network, nameservers); service = __connman_service_lookup_from_network(network); if (service == NULL) return -EINVAL; __connman_service_nameserver_clear(service); if (nameservers == NULL) return 0; nameservers_array = g_strsplit(nameservers, " ", 0); for (i = 0; nameservers_array[i] != NULL; i++) { __connman_service_nameserver_append(service, nameservers_array[i], FALSE); } g_strfreev(nameservers_array); return 0; }
static int append_resolver(const char *interface, const char *domain, const char *server, unsigned int lifetime, unsigned int flags) { struct entry_data *entry; unsigned int interval; DBG("interface %s domain %s server %s lifetime %d flags %d", interface, domain, server, lifetime, flags); if (server == NULL && domain == NULL) return -EINVAL; entry = g_try_new0(struct entry_data, 1); if (entry == NULL) return -ENOMEM; entry->interface = g_strdup(interface); entry->domain = g_strdup(domain); entry->server = g_strdup(server); entry->flags = flags; entry->lifetime = lifetime; if (server != NULL) entry->family = connman_inet_check_ipaddress(server); if (lifetime) { int index; interval = lifetime * RESOLVER_LIFETIME_REFRESH_THRESHOLD; DBG("RDNSS start interface %s domain %s " "server %s lifetime threshold %d", interface, domain, server, interval); entry->timeout = g_timeout_add_seconds(interval, resolver_refresh_cb, entry); /* * We update the service only for those nameservers * that are automagically added via netlink (lifetime > 0) */ index = connman_inet_ifindex(interface); if (server != NULL && index >= 0) { struct connman_service *service; service = __connman_service_lookup_from_index(index); if (service != NULL) __connman_service_nameserver_append(service, server, TRUE); } } entry_list = g_slist_append(entry_list, entry); if (dnsproxy_enabled == TRUE) __connman_dnsproxy_append(interface, domain, server); else __connman_resolvfile_append(interface, domain, server); return 0; }
static int append_resolver(const char *interface, const char *domain, const char *server, unsigned int lifetime, unsigned int flags) { struct entry_data *entry; DBG("interface %s domain %s server %s lifetime %d flags %d", interface, domain, server, lifetime, flags); if (server == NULL && domain == NULL) return -EINVAL; entry = g_try_new0(struct entry_data, 1); if (entry == NULL) return -ENOMEM; entry->interface = g_strdup(interface); entry->domain = g_strdup(domain); entry->server = g_strdup(server); entry->flags = flags; if (lifetime) { int index; entry->timeout = g_timeout_add_seconds(lifetime, resolver_expire_cb, entry); /* * We update the service only for those nameservers * that are automagically added via netlink (lifetime > 0) */ index = connman_inet_ifindex(interface); if (index >= 0) { struct connman_service *service; service = __connman_service_lookup_from_index(index); if (service != NULL) __connman_service_nameserver_append(service, server, TRUE); } } entry_list = g_slist_append(entry_list, entry); if (dnsproxy_enabled == TRUE) __connman_dnsproxy_append(interface, domain, server); else __connman_resolvfile_append(interface, domain, server); return 0; }
static bool apply_lease_available_on_network(GDHCPClient *dhcp_client, struct connman_dhcp *dhcp) { char **nameservers, **timeservers, *pac = NULL; struct connman_service *service; GList *list, *option = NULL; int ns_entries; int i; if (!dhcp->network) return true; service = connman_service_lookup_from_network(dhcp->network); if (!service) { connman_error("Can not lookup service"); return false; } option = g_dhcp_client_get_option(dhcp_client, G_DHCP_MTU); if (option && option->data) { int mtu, index, err; mtu = atoi(option->data); if (mtu >= IPV6_MIN_MTU && mtu <= ETH_DATA_LEN) { index = __connman_ipconfig_get_index(dhcp->ipconfig); err = connman_inet_set_mtu(index, mtu); DBG("MTU %d index %d err %d", mtu, index, err); } } option = g_dhcp_client_get_option(dhcp_client, 252); if (option) pac = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DNS_SERVER); ns_entries = g_list_length(option); nameservers = g_try_new0(char *, ns_entries + 1); if (nameservers) { for (i = 0, list = option;list; list = list->next, i++) nameservers[i] = g_strdup(list->data); nameservers[ns_entries] = NULL; } option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DOMAIN_NAME); if (option) __connman_service_set_domainname(service, option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_HOST_NAME); if (option) __connman_service_set_hostname(service, option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_NTP_SERVER); ns_entries = g_list_length(option); timeservers = g_try_new0(char *, ns_entries + 1); if (timeservers) { for (i = 0, list = option; list; list = list->next, i++) timeservers[i] = g_strdup(list->data); timeservers[ns_entries] = NULL; } if (!compare_string_arrays(nameservers, dhcp->nameservers)) { if (dhcp->nameservers) { for (i = 0; dhcp->nameservers[i]; i++) { __connman_service_nameserver_remove(service, dhcp->nameservers[i], false); } g_strfreev(dhcp->nameservers); } dhcp->nameservers = nameservers; for (i = 0; dhcp->nameservers && dhcp->nameservers[i]; i++) { __connman_service_nameserver_append(service, dhcp->nameservers[i], false); } } else { g_strfreev(nameservers); } if (!compare_string_arrays(timeservers, dhcp->timeservers)) { if (dhcp->timeservers) { for (i = 0; dhcp->timeservers[i]; i++) { __connman_service_timeserver_remove(service, dhcp->timeservers[i]); } g_strfreev(dhcp->timeservers); } dhcp->timeservers = timeservers; for (i = 0; dhcp->timeservers && dhcp->timeservers[i]; i++) { __connman_service_timeserver_append(service, dhcp->timeservers[i]); } } else { g_strfreev(timeservers); } if (g_strcmp0(pac, dhcp->pac) != 0) { g_free(dhcp->pac); dhcp->pac = pac; __connman_ipconfig_set_proxy_autoconfig(dhcp->ipconfig, dhcp->pac); } if (connman_setting_get_bool("Enable6to4")) __connman_6to4_probe(service); return true; }
static void lease_available_cb(GDHCPClient *dhcp_client, gpointer user_data) { struct connman_dhcp *dhcp = user_data; GList *list, *option = NULL; char *address, *netmask = NULL, *gateway = NULL; const char *c_address, *c_gateway; char *domainname = NULL, *hostname = NULL; char **nameservers, *timeserver = NULL, *pac = NULL; int ns_entries; struct connman_ipconfig *ipconfig; struct connman_service *service; unsigned char prefixlen, c_prefixlen; gboolean ip_change; int i; DBG("Lease available"); service = __connman_service_lookup_from_network(dhcp->network); if (service == NULL) { connman_error("Can not lookup service"); return; } ipconfig = __connman_service_get_ip4config(service); if (ipconfig == NULL) { connman_error("Could not lookup ipconfig"); return; } c_address = __connman_ipconfig_get_local(ipconfig); c_gateway = __connman_ipconfig_get_gateway(ipconfig); c_prefixlen = __connman_ipconfig_get_prefixlen(ipconfig); address = g_dhcp_client_get_address(dhcp_client); __connman_ipconfig_set_dhcp_address(ipconfig, address); DBG("last address %s", address); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_SUBNET); if (option != NULL) netmask = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_ROUTER); if (option != NULL) gateway = g_strdup(option->data); prefixlen = __connman_ipconfig_netmask_prefix_len(netmask); DBG("c_address %s", c_address); if (address != NULL && c_address != NULL && g_strcmp0(address, c_address) != 0) ip_change = TRUE; else if (gateway != NULL && c_gateway != NULL && g_strcmp0(gateway, c_gateway) != 0) ip_change = TRUE; else if (prefixlen != c_prefixlen) ip_change = TRUE; else if (c_address == NULL || c_gateway == NULL) ip_change = TRUE; else ip_change = FALSE; option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DNS_SERVER); for (ns_entries = 0, list = option; list; list = list->next) ns_entries += 1; nameservers = g_try_new0(char *, ns_entries + 1); if (nameservers != NULL) { for (i = 0, list = option; list; list = list->next, i++) nameservers[i] = g_strdup(list->data); nameservers[ns_entries] = NULL; } option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DOMAIN_NAME); if (option != NULL) domainname = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_HOST_NAME); if (option != NULL) hostname = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_NTP_SERVER); if (option != NULL) timeserver = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, 252); if (option != NULL) pac = g_strdup(option->data); connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP); if (ip_change == TRUE) { __connman_ipconfig_set_local(ipconfig, address); __connman_ipconfig_set_prefixlen(ipconfig, prefixlen); __connman_ipconfig_set_gateway(ipconfig, gateway); } if (compare_string_arrays(nameservers, dhcp->nameservers) == FALSE) { if (dhcp->nameservers != NULL) { for (i = 0; dhcp->nameservers[i] != NULL; i++) { __connman_service_nameserver_remove(service, dhcp->nameservers[i]); } g_strfreev(dhcp->nameservers); } dhcp->nameservers = nameservers; for (i = 0; dhcp->nameservers[i] != NULL; i++) { __connman_service_nameserver_append(service, dhcp->nameservers[i]); } } else { g_strfreev(nameservers); } if (g_strcmp0(timeserver, dhcp->timeserver) != 0) { if (dhcp->timeserver != NULL) { __connman_service_timeserver_remove(service, dhcp->timeserver); g_free(dhcp->timeserver); } dhcp->timeserver = timeserver; if (dhcp->timeserver != NULL) __connman_service_timeserver_append(service, dhcp->timeserver); } if (g_strcmp0(pac, dhcp->pac) != 0) { g_free(dhcp->pac); dhcp->pac = pac; __connman_service_set_pac(service, dhcp->pac); } __connman_service_set_domainname(service, domainname); if (domainname != NULL) __connman_utsname_set_domainname(domainname); if (hostname != NULL) __connman_utsname_set_hostname(hostname); if (ip_change == TRUE) dhcp_valid(dhcp); __connman_6to4_probe(service); g_free(address); g_free(netmask); g_free(gateway); g_free(domainname); g_free(hostname); }
static int set_addresses(GDHCPClient *dhcp_client, struct connman_dhcpv6 *dhcp) { struct connman_service *service; struct connman_ipconfig *ipconfig; int entries, i; GList *option, *list; char **nameservers, **timeservers; const char *c_address; char *address = NULL; service = connman_service_lookup_from_network(dhcp->network); if (service == NULL) { connman_error("Can not lookup service"); return -EINVAL; } ipconfig = __connman_service_get_ip6config(service); if (ipconfig == NULL) { connman_error("Could not lookup ip6config"); return -EINVAL; } option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_DNS_SERVERS); entries = g_list_length(option); nameservers = g_try_new0(char *, entries + 1); if (nameservers != NULL) { for (i = 0, list = option; list; list = list->next, i++) nameservers[i] = g_strdup(list->data); } if (compare_string_arrays(nameservers, dhcp->nameservers) == FALSE) { if (dhcp->nameservers != NULL) { for (i = 0; dhcp->nameservers[i] != NULL; i++) __connman_service_nameserver_remove(service, dhcp->nameservers[i], FALSE); g_strfreev(dhcp->nameservers); } dhcp->nameservers = nameservers; for (i = 0; dhcp->nameservers != NULL && dhcp->nameservers[i] != NULL; i++) __connman_service_nameserver_append(service, dhcp->nameservers[i], FALSE); } else g_strfreev(nameservers); option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_SNTP_SERVERS); entries = g_list_length(option); timeservers = g_try_new0(char *, entries + 1); if (timeservers != NULL) { for (i = 0, list = option; list; list = list->next, i++) timeservers[i] = g_strdup(list->data); } if (compare_string_arrays(timeservers, dhcp->timeservers) == FALSE) { if (dhcp->timeservers != NULL) { for (i = 0; dhcp->timeservers[i] != NULL; i++) __connman_service_timeserver_remove(service, dhcp->timeservers[i]); g_strfreev(dhcp->timeservers); } dhcp->timeservers = timeservers; for (i = 0; dhcp->timeservers != NULL && dhcp->timeservers[i] != NULL; i++) __connman_service_timeserver_append(service, dhcp->timeservers[i]); } else g_strfreev(timeservers); option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_IA_NA); if (option != NULL) address = g_strdup(option->data); else { option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_IA_TA); if (option != NULL) address = g_strdup(option->data); } c_address = __connman_ipconfig_get_local(ipconfig); if (address != NULL && ((c_address != NULL && g_strcmp0(address, c_address) != 0) || (c_address == NULL))) { int prefix_len; /* Is this prefix part of the subnet we are suppose to use? */ prefix_len = check_ipv6_addr_prefix(dhcp->prefixes, address); __connman_ipconfig_set_local(ipconfig, address); __connman_ipconfig_set_prefixlen(ipconfig, prefix_len); DBG("new address %s/%d", address, prefix_len); } return 0; }
static void info_req_cb(GDHCPClient *dhcp_client, gpointer user_data) { struct connman_dhcpv6 *dhcp = user_data; struct connman_service *service; int entries, i; GList *option, *list; char **nameservers, **timeservers; DBG("dhcpv6 information-request %p", dhcp); service = connman_service_lookup_from_network(dhcp->network); if (service == NULL) { connman_error("Can not lookup service"); return; } option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_DNS_SERVERS); entries = g_list_length(option); nameservers = g_try_new0(char *, entries + 1); if (nameservers != NULL) { for (i = 0, list = option; list; list = list->next, i++) nameservers[i] = g_strdup(list->data); } if (compare_string_arrays(nameservers, dhcp->nameservers) == FALSE) { if (dhcp->nameservers != NULL) { for (i = 0; dhcp->nameservers[i] != NULL; i++) __connman_service_nameserver_remove(service, dhcp->nameservers[i], FALSE); g_strfreev(dhcp->nameservers); } dhcp->nameservers = nameservers; for (i = 0; dhcp->nameservers != NULL && dhcp->nameservers[i] != NULL; i++) __connman_service_nameserver_append(service, dhcp->nameservers[i], FALSE); } else g_strfreev(nameservers); option = g_dhcp_client_get_option(dhcp_client, G_DHCPV6_SNTP_SERVERS); entries = g_list_length(option); timeservers = g_try_new0(char *, entries + 1); if (timeservers != NULL) { for (i = 0, list = option; list; list = list->next, i++) timeservers[i] = g_strdup(list->data); } if (compare_string_arrays(timeservers, dhcp->timeservers) == FALSE) { if (dhcp->timeservers != NULL) { for (i = 0; dhcp->timeservers[i] != NULL; i++) __connman_service_timeserver_remove(service, dhcp->timeservers[i]); g_strfreev(dhcp->timeservers); } dhcp->timeservers = timeservers; for (i = 0; dhcp->timeservers != NULL && dhcp->timeservers[i] != NULL; i++) __connman_service_timeserver_append(service, dhcp->timeservers[i]); } else g_strfreev(timeservers); if (dhcp->callback != NULL) { uint16_t status = g_dhcpv6_client_get_status(dhcp_client); dhcp->callback(dhcp->network, status == 0 ? TRUE : FALSE); } }