static void ipv4ll_available_cb(GDHCPClient *dhcp_client, gpointer user_data) { struct connman_dhcp *dhcp = user_data; char *address, *netmask; struct connman_service *service; struct connman_ipconfig *ipconfig; unsigned char prefixlen; DBG("IPV4LL available"); service = __connman_service_lookup_from_network(dhcp->network); if (service == NULL) return; ipconfig = __connman_service_get_ip4config(service); if (ipconfig == NULL) return; address = g_dhcp_client_get_address(dhcp_client); netmask = g_dhcp_client_get_netmask(dhcp_client); prefixlen = __connman_ipconfig_netmask_prefix_len(netmask); connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP); __connman_ipconfig_set_local(ipconfig, address); __connman_ipconfig_set_prefixlen(ipconfig, prefixlen); __connman_ipconfig_set_gateway(ipconfig, NULL); dhcp_valid(dhcp); g_free(address); g_free(netmask); }
/** * dhcp_invalidate: Invalidate an existing DHCP lease * @dhcp: pointer to the DHCP lease to invalidate. * @callback: flag indicating whether or not to invoke the client callback * if present. * * Invalidates an existing DHCP lease, optionally invoking the client * callback. The caller may wish to avoid the client callback invocation * when the invocation of that callback might otherwise unnecessarily upset * service state due to the IP configuration change implied by this * invalidation. */ static void dhcp_invalidate(struct connman_dhcp *dhcp, bool callback) { DBG("dhcp %p callback %u", dhcp, callback); if (!dhcp) return; __connman_6to4_remove(dhcp->ipconfig); if (!apply_dhcp_invalidate_on_network(dhcp)) return; __connman_ipconfig_set_dhcp_address(dhcp->ipconfig, __connman_ipconfig_get_local(dhcp->ipconfig)); DBG("last address %s", __connman_ipconfig_get_dhcp_address(dhcp->ipconfig)); __connman_ipconfig_address_remove(dhcp->ipconfig); __connman_ipconfig_set_local(dhcp->ipconfig, NULL); __connman_ipconfig_set_broadcast(dhcp->ipconfig, NULL); __connman_ipconfig_set_gateway(dhcp->ipconfig, NULL); __connman_ipconfig_set_prefixlen(dhcp->ipconfig, 0); if (dhcp->callback && callback) dhcp->callback(dhcp->ipconfig, dhcp->network, false, dhcp->user_data); }
/** * dhcp_invalidate: Invalidate an existing DHCP lease * @dhcp: pointer to the DHCP lease to invalidate. * @callback: flag indicating whether or not to invoke the client callback * if present. * * Invalidates an existing DHCP lease, optionally invoking the client * callback. The caller may wish to avoid the client callback invocation * when the invocation of that callback might otherwise unnecessarily upset * service state due to the IP configuration change implied by this * invalidation. */ static void dhcp_invalidate(struct connman_dhcp *dhcp, connman_bool_t callback) { struct connman_service *service; struct connman_ipconfig *ipconfig; int i; DBG("dhcp %p callback %u", dhcp, callback); if (dhcp == NULL) return; service = connman_service_lookup_from_network(dhcp->network); if (service == NULL) goto out; ipconfig = __connman_service_get_ip4config(service); if (ipconfig == NULL) goto out; __connman_6to4_remove(ipconfig); __connman_service_set_domainname(service, NULL); __connman_service_set_pac(service, NULL); if (dhcp->timeservers != NULL) { for (i = 0; dhcp->timeservers[i] != NULL; i++) { __connman_service_timeserver_remove(service, dhcp->timeservers[i]); } } if (dhcp->nameservers != NULL) { for (i = 0; dhcp->nameservers[i] != NULL; i++) { __connman_service_nameserver_remove(service, dhcp->nameservers[i], FALSE); } } __connman_ipconfig_set_dhcp_address(ipconfig, __connman_ipconfig_get_local(ipconfig)); DBG("last address %s", __connman_ipconfig_get_dhcp_address(ipconfig)); __connman_ipconfig_address_remove(ipconfig); __connman_ipconfig_set_local(ipconfig, NULL); __connman_ipconfig_set_broadcast(ipconfig, NULL); __connman_ipconfig_set_gateway(ipconfig, NULL); __connman_ipconfig_set_prefixlen(ipconfig, 0); if (dhcp->callback != NULL && callback) dhcp->callback(dhcp->network, FALSE, NULL); out: dhcp_free(dhcp); }
static void ipv4ll_available_cb(GDHCPClient *dhcp_client, gpointer user_data) { struct connman_dhcp *dhcp = user_data; char *address, *netmask; struct connman_service *service; struct connman_ipconfig *ipconfig; unsigned char prefixlen; DBG("IPV4LL available"); #if defined TIZEN_EXT /* * Description: When DHCP is failed, * most of naive users cannot understand auto-generated IP * (IPV4 link local) and serious troubles to make Internet connection. */ dhcp_invalidate(dhcp, TRUE); service = __connman_service_lookup_from_network(dhcp->network); if (service == NULL) return; __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_IDLE, CONNMAN_IPCONFIG_TYPE_IPV4); __connman_service_ipconfig_indicate_state(service, CONNMAN_SERVICE_STATE_IDLE, CONNMAN_IPCONFIG_TYPE_IPV6); return; #endif service = __connman_service_lookup_from_network(dhcp->network); if (service == NULL) return; ipconfig = __connman_service_get_ip4config(service); if (ipconfig == NULL) return; address = g_dhcp_client_get_address(dhcp_client); netmask = g_dhcp_client_get_netmask(dhcp_client); prefixlen = __connman_ipconfig_netmask_prefix_len(netmask); connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP); __connman_ipconfig_set_local(ipconfig, address); __connman_ipconfig_set_prefixlen(ipconfig, prefixlen); __connman_ipconfig_set_gateway(ipconfig, NULL); dhcp_valid(dhcp); g_free(address); g_free(netmask); }
static void ipv4ll_available_cb(GDHCPClient *ipv4ll_client, gpointer user_data) { struct connman_dhcp *dhcp = user_data; char *address, *netmask; unsigned char prefixlen; DBG("IPV4LL available"); address = g_dhcp_client_get_address(ipv4ll_client); netmask = g_dhcp_client_get_netmask(ipv4ll_client); prefixlen = connman_ipaddress_calc_netmask_len(netmask); __connman_ipconfig_set_method(dhcp->ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP); __connman_ipconfig_set_local(dhcp->ipconfig, address); __connman_ipconfig_set_prefixlen(dhcp->ipconfig, prefixlen); __connman_ipconfig_set_gateway(dhcp->ipconfig, NULL); dhcp_valid(dhcp); g_free(address); g_free(netmask); }
int connman_network_set_ipaddress(struct connman_network *network, struct connman_ipaddress *ipaddress) { struct connman_service *service; struct connman_ipconfig *ipconfig = NULL; DBG("network %p", network); service = __connman_service_lookup_from_network(network); if (service == NULL) return -EINVAL; ipconfig = __connman_service_get_ipconfig(service, ipaddress->family); if (ipconfig == NULL) return -EINVAL; __connman_ipconfig_set_local(ipconfig, ipaddress->local); __connman_ipconfig_set_peer(ipconfig, ipaddress->peer); __connman_ipconfig_set_broadcast(ipconfig, ipaddress->broadcast); __connman_ipconfig_set_prefixlen(ipconfig, ipaddress->prefixlen); __connman_ipconfig_set_gateway(ipconfig, ipaddress->gateway); return 0; }
static void lease_available_cb(GDHCPClient *dhcp_client, gpointer user_data) { struct connman_dhcp *dhcp = user_data; GList *option = NULL; char *address, *netmask = NULL, *gateway = NULL; const char *c_address, *c_gateway; unsigned char prefixlen, c_prefixlen; bool ip_change = false; DBG("Lease available"); if (dhcp->ipv4ll_client) { ipv4ll_stop_client(dhcp); dhcp_invalidate(dhcp, false); } c_address = __connman_ipconfig_get_local(dhcp->ipconfig); c_gateway = __connman_ipconfig_get_gateway(dhcp->ipconfig); c_prefixlen = __connman_ipconfig_get_prefixlen(dhcp->ipconfig); address = g_dhcp_client_get_address(dhcp_client); __connman_ipconfig_set_dhcp_address(dhcp->ipconfig, address); DBG("last address %s", address); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_SUBNET); if (option) netmask = g_strdup(option->data); option = g_dhcp_client_get_option(dhcp_client, G_DHCP_ROUTER); if (option) gateway = g_strdup(option->data); prefixlen = connman_ipaddress_calc_netmask_len(netmask); if (prefixlen == 255) connman_warn("netmask: %s is invalid", netmask); DBG("c_address %s", c_address); if (g_strcmp0(address, c_address)) { ip_change = true; if (c_address) { /* Remove old ip address */ __connman_ipconfig_address_remove(dhcp->ipconfig); } } if (g_strcmp0(gateway, c_gateway)) { ip_change = true; if (c_gateway) { /* Remove gateway ip address */ __connman_ipconfig_gateway_remove(dhcp->ipconfig); } } else if (prefixlen != c_prefixlen) ip_change = true; __connman_ipconfig_set_method(dhcp->ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP); if (ip_change) { __connman_ipconfig_set_local(dhcp->ipconfig, address); __connman_ipconfig_set_prefixlen(dhcp->ipconfig, prefixlen); __connman_ipconfig_set_gateway(dhcp->ipconfig, gateway); } if (!apply_lease_available_on_network(dhcp_client, dhcp)) goto done; if (ip_change) dhcp_valid(dhcp); done: g_free(address); g_free(netmask); g_free(gateway); }
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; }