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_ipaddress_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, 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 int dhcpv6_info_request(struct connman_dhcpv6 *dhcp)
{
struct connman_service *service;
GDHCPClient *dhcp_client;
GDHCPClientError error;
int index, ret;
DBG("dhcp %p", dhcp);
index = connman_network_get_index(dhcp->network);
dhcp_client = g_dhcp_client_new(G_DHCP_IPV6, index, &error);
if (error != G_DHCP_CLIENT_ERROR_NONE) {
clear_timer(dhcp);
return -EINVAL;
}
if (getenv("CONNMAN_DHCPV6_DEBUG"))
g_dhcp_client_set_debug(dhcp_client, dhcpv6_debug, "DHCPv6");
service = connman_service_lookup_from_network(dhcp->network);
if (service == NULL) {
clear_timer(dhcp);
g_dhcp_client_unref(dhcp_client);
return -EINVAL;
}
ret = set_duid(service, dhcp->network, dhcp_client, index);
if (ret < 0) {
clear_timer(dhcp);
g_dhcp_client_unref(dhcp_client);
return ret;
}
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_CLIENTID);
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_DNS_SERVERS);
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_SNTP_SERVERS);
g_dhcpv6_client_set_oro(dhcp_client, 2, G_DHCPV6_DNS_SERVERS,
G_DHCPV6_SNTP_SERVERS);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_INFORMATION_REQ, info_req_cb, dhcp);
dhcp->dhcp_client = dhcp_client;
return g_dhcp_client_start(dhcp_client, NULL);
}
int __connman_dhcp_start(struct connman_ipconfig *ipconfig,
struct connman_network *network, dhcp_cb callback,
gpointer user_data)
{
const char *last_addr = NULL;
struct connman_dhcp *dhcp;
int err;
DBG("");
if (network) {
struct connman_service *service;
service = connman_service_lookup_from_network(network);
if (!service)
return -EINVAL;
}
last_addr = __connman_ipconfig_get_dhcp_address(ipconfig);
dhcp = g_hash_table_lookup(ipconfig_table, ipconfig);
if (!dhcp) {
dhcp = g_try_new0(struct connman_dhcp, 1);
if (!dhcp)
return -ENOMEM;
dhcp->ipconfig = ipconfig;
__connman_ipconfig_ref(ipconfig);
if (network) {
dhcp->network = network;
connman_network_ref(network);
}
err = dhcp_initialize(dhcp);
if (err < 0) {
if (network)
connman_network_unref(network);
g_free(dhcp);
return err;
}
g_hash_table_insert(ipconfig_table, ipconfig, dhcp);
}
int connman_device_disconnect_service(struct connman_device *device)
{
DBG("device %p", device);
device->reconnect = false;
if (device->network) {
struct connman_service *service =
connman_service_lookup_from_network(device->network);
if (service)
__connman_service_disconnect(service);
else
connman_network_set_connected(device->network, false);
}
return 0;
}
int __connman_device_disable(struct connman_device *device)
{
int err;
DBG("device %p", device);
if (!device->driver || !device->driver->disable)
return -EOPNOTSUPP;
/* Ongoing power enable request */
if (device->powered_pending == PENDING_ENABLE)
return -EBUSY;
if (device->powered_pending == PENDING_DISABLE)
return -EALREADY;
if (device->powered_pending == PENDING_NONE && device->powered == FALSE)
return -EALREADY;
device->powered_pending = PENDING_DISABLE;
device->reconnect = FALSE;
if (device->network) {
struct connman_service *service =
connman_service_lookup_from_network(device->network);
if (service != NULL)
__connman_service_disconnect(service);
else
connman_network_set_connected(device->network, FALSE);
}
err = device->driver->disable(device);
if (err == 0 || err == -EALREADY) {
connman_device_set_powered(device, FALSE);
goto done;
}
if (err == -EINPROGRESS)
device->pending_timeout = g_timeout_add_seconds(4,
device_pending_reset, device);
done:
return err;
}
static bool apply_dhcp_invalidate_on_network(struct connman_dhcp *dhcp)
{
struct connman_service *service;
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;
}
__connman_service_set_domainname(service, NULL);
__connman_ipconfig_set_proxy_autoconfig(dhcp->ipconfig, NULL);
if (dhcp->timeservers) {
for (i = 0; dhcp->timeservers[i]; i++) {
__connman_service_timeserver_remove(service,
dhcp->timeservers[i]);
}
g_strfreev(dhcp->timeservers);
dhcp->timeservers = NULL;
}
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 = NULL;
}
return true;
}
static int dhcp_initialize(struct connman_dhcp *dhcp)
{
GDHCPClient *dhcp_client;
GDHCPClientError error;
int index;
DBG("dhcp %p", dhcp);
index = __connman_ipconfig_get_index(dhcp->ipconfig);
dhcp_client = g_dhcp_client_new(G_DHCP_IPV4, index, &error);
if (error != G_DHCP_CLIENT_ERROR_NONE)
return -EINVAL;
if (getenv("CONNMAN_DHCP_DEBUG")) {
dhcp->dhcp_debug_prefix = g_strdup_printf("DHCP index %d",
index);
g_dhcp_client_set_debug(dhcp_client, dhcp_debug,
dhcp->dhcp_debug_prefix);
}
g_dhcp_client_set_id(dhcp_client);
if (dhcp->network) {
struct connman_service *service;
const char *hostname;
service = connman_service_lookup_from_network(dhcp->network);
hostname = __connman_service_get_hostname(service);
if (!hostname)
hostname = connman_utsname_get_hostname();
if (hostname)
g_dhcp_client_set_send(dhcp_client,
G_DHCP_HOST_NAME, hostname);
g_dhcp_client_set_request(dhcp_client, G_DHCP_HOST_NAME);
g_dhcp_client_set_request(dhcp_client, G_DHCP_DNS_SERVER);
g_dhcp_client_set_request(dhcp_client, G_DHCP_DOMAIN_NAME);
g_dhcp_client_set_request(dhcp_client, G_DHCP_NTP_SERVER);
g_dhcp_client_set_request(dhcp_client, 252);
g_dhcp_client_set_request(dhcp_client, G_DHCP_MTU);
}
g_dhcp_client_set_request(dhcp_client, G_DHCP_SUBNET);
g_dhcp_client_set_request(dhcp_client, G_DHCP_ROUTER);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_LEASE_AVAILABLE,
lease_available_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_LEASE_LOST, lease_lost_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_NO_LEASE, no_lease_cb, dhcp);
dhcp->dhcp_client = dhcp_client;
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;
}
/**
* @brief Add the network associated to its qmi device
*/
static void add_network(struct qmi_data *qmi)
{
struct connman_network *network = NULL;
int index;
struct connman_service *service = NULL;
g_return_if_fail(qmi);
DBG("data %p", qmi);
if(qmi->network != NULL) {
DBG("network %p already exists.", qmi->network);
return;
}
/* Create an new qmi network */
network = connman_network_create(qmi->devpath, CONNMAN_NETWORK_TYPE_QMI);
if(network == NULL) {
connman_error("Network could not be created.");
return;
}
DBG("network %p", qmi->network);
/* Set network properties */
index = connman_device_get_index(qmi->device);
connman_network_set_index(network, index);
connman_network_set_data(network, qmi);
connman_network_set_strength(network, qmi->strength);
connman_network_set_group(network, qmi->group);
if(qmi->provider)
g_free(qmi->provider);
qmi->provider = g_strdup("no-name");
connman_network_set_name(network, qmi->provider);
/* Add the created network */
if (connman_device_add_network(qmi->device, network) < 0) {
connman_error("Network not added to the device.");
connman_network_unref(network);
network = NULL;
return;
}
qmi->network = network;
/* Get configured values from the created *.config file */
service = connman_service_lookup_from_network(network);
DBG("service %p", service);
if(service == NULL) {
connman_error("No service available");
return;
}
service = connman_service_ref(service);
if(qmi->apn)
g_free(qmi->apn);
qmi->apn = g_strdup(connman_service_get_string(service, "APN"));
if(qmi->passphrase)
g_free(qmi->passphrase);
qmi->passphrase = g_strdup(connman_service_get_string(service, "Passphrase"));
if(qmi->username)
g_free(qmi->username);
qmi->username = g_strdup(connman_service_get_string(service, "Username"));
if(qmi->provider)
g_free(qmi->provider);
qmi->provider = g_strdup(connman_service_get_string(service, "Provider"));
if(qmi->provider == NULL)
qmi->provider = g_strdup("no-name");
connman_network_set_name(network, qmi->provider);
connman_network_update(qmi->network);
DBG("network %p IMSI %s APN %s PW %s Username %s", qmi->network, qmi->imsi, qmi->apn, qmi->passphrase, qmi->username);
connman_service_unref(service);
if((qmi->imsi == NULL) || (qmi->apn == NULL) || (qmi->passphrase == NULL)) {
connman_error("There are not all required parameters available");
return;
}
}
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);
}
}
static int dhcpv6_solicitation(struct connman_dhcpv6 *dhcp)
{
struct connman_service *service;
struct connman_ipconfig *ipconfig_ipv6;
GDHCPClient *dhcp_client;
GDHCPClientError error;
int index, ret;
DBG("dhcp %p", dhcp);
index = connman_network_get_index(dhcp->network);
dhcp_client = g_dhcp_client_new(G_DHCP_IPV6, index, &error);
if (error != G_DHCP_CLIENT_ERROR_NONE) {
clear_timer(dhcp);
return -EINVAL;
}
if (getenv("CONNMAN_DHCPV6_DEBUG"))
g_dhcp_client_set_debug(dhcp_client, dhcpv6_debug, "DHCPv6");
service = connman_service_lookup_from_network(dhcp->network);
if (service == NULL) {
clear_timer(dhcp);
g_dhcp_client_unref(dhcp_client);
return -EINVAL;
}
ret = set_duid(service, dhcp->network, dhcp_client, index);
if (ret < 0) {
clear_timer(dhcp);
g_dhcp_client_unref(dhcp_client);
return ret;
}
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_CLIENTID);
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_RAPID_COMMIT);
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_DNS_SERVERS);
g_dhcp_client_set_request(dhcp_client, G_DHCPV6_SNTP_SERVERS);
g_dhcpv6_client_set_oro(dhcp_client, 2, G_DHCPV6_DNS_SERVERS,
G_DHCPV6_SNTP_SERVERS);
ipconfig_ipv6 = __connman_service_get_ip6config(service);
dhcp->use_ta = __connman_ipconfig_ipv6_privacy_enabled(ipconfig_ipv6);
g_dhcpv6_client_set_ia(dhcp_client, index,
dhcp->use_ta == TRUE ? G_DHCPV6_IA_TA : G_DHCPV6_IA_NA,
NULL, NULL, FALSE);
clear_callbacks(dhcp_client);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_SOLICITATION,
solicitation_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_ADVERTISE,
advertise_cb, dhcp);
dhcp->dhcp_client = dhcp_client;
return g_dhcp_client_start(dhcp_client, NULL);
}
static int dhcp_request(struct connman_dhcp *dhcp)
{
struct connman_service *service;
struct connman_ipconfig *ipconfig;
GDHCPClient *dhcp_client;
GDHCPClientError error;
const char *hostname;
int index;
DBG("dhcp %p", dhcp);
index = connman_network_get_index(dhcp->network);
dhcp_client = g_dhcp_client_new(G_DHCP_IPV4, index, &error);
if (error != G_DHCP_CLIENT_ERROR_NONE)
return -EINVAL;
if (getenv("CONNMAN_DHCP_DEBUG"))
g_dhcp_client_set_debug(dhcp_client, dhcp_debug, "DHCP");
g_dhcp_client_set_id(dhcp_client);
hostname = connman_utsname_get_hostname();
if (hostname != NULL)
g_dhcp_client_set_send(dhcp_client, G_DHCP_HOST_NAME, hostname);
g_dhcp_client_set_request(dhcp_client, G_DHCP_HOST_NAME);
g_dhcp_client_set_request(dhcp_client, G_DHCP_SUBNET);
g_dhcp_client_set_request(dhcp_client, G_DHCP_DNS_SERVER);
g_dhcp_client_set_request(dhcp_client, G_DHCP_DOMAIN_NAME);
g_dhcp_client_set_request(dhcp_client, G_DHCP_NTP_SERVER);
g_dhcp_client_set_request(dhcp_client, G_DHCP_ROUTER);
g_dhcp_client_set_request(dhcp_client, 252);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_LEASE_AVAILABLE,
lease_available_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_IPV4LL_AVAILABLE,
ipv4ll_available_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_LEASE_LOST, lease_lost_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_IPV4LL_LOST, ipv4ll_lost_cb, dhcp);
g_dhcp_client_register_event(dhcp_client,
G_DHCP_CLIENT_EVENT_NO_LEASE, no_lease_cb, dhcp);
dhcp->dhcp_client = dhcp_client;
service = connman_service_lookup_from_network(dhcp->network);
ipconfig = __connman_service_get_ip4config(service);
/*
* Clear the addresses at startup so that lease callback will
* take the lease and set ip address properly.
*/
__connman_ipconfig_clear_address(ipconfig);
return g_dhcp_client_start(dhcp_client,
__connman_ipconfig_get_dhcp_address(ipconfig));
}
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, **timeservers, *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_ipaddress_netmask_prefix_len(netmask);
if (prefixlen == 255)
connman_warn("netmask: %s is invalid", 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);
ns_entries = g_list_length(option);
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);
if (connman_setting_get_bool("AllowHostnameUpdates") == TRUE) {
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);
ns_entries = g_list_length(option);
timeservers = g_try_new0(char *, ns_entries + 1);
if (timeservers != NULL) {
for (i = 0, list = option; list; list = list->next, i++)
timeservers[i] = g_strdup(list->data);
timeservers[ns_entries] = NULL;
}
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], 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);
}
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 (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);
}
