#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
+#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <connman/technology.h>
#include <connman/log.h>
#include <connman/option.h>
+#include <connman/storage.h>
#include <gsupplicant/gsupplicant.h>
#define CLEANUP_TIMEOUT 8 /* in seconds */
#define INACTIVE_TIMEOUT 12 /* in seconds */
+#define MAXIMUM_RETRIES 4
struct connman_technology *wifi_technology = NULL;
struct connman_device *device;
struct connman_network *network;
struct connman_network *pending_network;
+ GSList *networks;
GSupplicantInterface *interface;
GSupplicantState state;
connman_bool_t connected;
int index;
unsigned flags;
unsigned int watch;
+ int retries;
};
static GList *iface_list = NULL;
return 0;
}
+static void remove_networks(struct connman_device *device,
+ struct wifi_data *wifi)
+{
+ GSList *list;
+
+ for (list = wifi->networks; list != NULL; list = list->next) {
+ struct connman_network *network = list->data;
+
+ connman_device_remove_network(device, network);
+ connman_network_unref(network);
+ }
+
+ g_slist_free(wifi->networks);
+ wifi->networks = NULL;
+}
+
static void wifi_remove(struct connman_device *device)
{
struct wifi_data *wifi = connman_device_get_data(device);
- DBG("device %p", device);
+ DBG("device %p wifi %p", device, wifi);
if (wifi == NULL)
return;
iface_list = g_list_remove(iface_list, wifi);
- if (wifi->pending_network != NULL) {
- connman_network_unref(wifi->pending_network);
- wifi->pending_network = NULL;
- }
+ remove_networks(device, wifi);
connman_device_set_data(device, NULL);
connman_device_unref(wifi->device);
{
struct wifi_data *wifi = user_data;
- DBG("result %d ifname %s", result,
- g_supplicant_interface_get_ifname(interface));
+ DBG("result %d ifname %s, wifi %p", result,
+ g_supplicant_interface_get_ifname(interface),
+ wifi);
- if (result < 0)
+ if (result < 0 || wifi == NULL)
return;
wifi->interface = interface;
g_supplicant_interface_set_data(interface, wifi);
+
+ if (g_supplicant_interface_get_ready(interface) == FALSE)
+ return;
+
+ DBG("interface is ready wifi %p tethering %d", wifi, wifi->tethering);
+
+ if (wifi->device == NULL) {
+ connman_error("WiFi device not set");
+ return;
+ }
+
+ connman_device_set_powered(wifi->device, TRUE);
}
static void interface_remove_callback(int result,
GSupplicantInterface *interface,
void *user_data)
{
- struct wifi_data *wifi = user_data;
+ struct wifi_data *wifi;
- DBG("result %d", result);
+ wifi = g_supplicant_interface_get_data(interface);
- if (result < 0)
+ DBG("result %d wifi %p", result, wifi);
+
+ if (result < 0 || wifi == NULL)
return;
wifi->interface = NULL;
wifi->connected = FALSE;
wifi->disconnecting = FALSE;
- if (wifi->pending_network != NULL) {
- connman_network_unref(wifi->pending_network);
+ if (wifi->pending_network != NULL)
wifi->pending_network = NULL;
- }
+
+ remove_networks(device, wifi);
ret = g_supplicant_interface_remove(wifi->interface,
interface_remove_callback,
- wifi);
+ NULL);
if (ret < 0)
return ret;
connman_device_reset_scanning(device);
else
connman_device_set_scanning(device, FALSE);
+ connman_device_unref(device);
+}
+
+static int add_scan_param(gchar *hex_ssid, int freq,
+ GSupplicantScanParams *scan_data,
+ int driver_max_scan_ssids)
+{
+ unsigned int i;
+
+ if (driver_max_scan_ssids > scan_data->num_ssids && hex_ssid != NULL) {
+ gchar *ssid;
+ unsigned int j = 0, hex;
+ size_t hex_ssid_len = strlen(hex_ssid);
+
+ ssid = g_try_malloc0(hex_ssid_len / 2);
+ if (ssid == NULL)
+ return -ENOMEM;
+
+ for (i = 0; i < hex_ssid_len; i += 2) {
+ sscanf(hex_ssid + i, "%02x", &hex);
+ ssid[j++] = hex;
+ }
+
+ memcpy(scan_data->ssids[scan_data->num_ssids].ssid, ssid, j);
+ scan_data->ssids[scan_data->num_ssids].ssid_len = j;
+ scan_data->num_ssids++;
+
+ g_free(ssid);
+ }
+
+ /* Don't add duplicate entries */
+ for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
+ if (scan_data->freqs[i] == 0) {
+ scan_data->freqs[i] = freq;
+ break;
+ } else if (scan_data->freqs[i] == freq)
+ break;
+ }
+
+ return 0;
+}
+
+struct last_connected {
+ GTimeVal modified;
+ gchar *ssid;
+ int freq;
+};
+
+static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
+{
+ GTimeVal *aval = (GTimeVal *)a;
+ GTimeVal *bval = (GTimeVal *)b;
+
+ /* Note that the sort order is descending */
+ if (aval->tv_sec < bval->tv_sec)
+ return 1;
+
+ if (aval->tv_sec > bval->tv_sec)
+ return -1;
+
+ return 0;
+}
+
+static void free_entry(gpointer data)
+{
+ struct last_connected *entry = data;
+
+ g_free(entry->ssid);
+ g_free(entry);
+}
+
+static int get_latest_connections(int max_ssids,
+ GSupplicantScanParams *scan_data)
+{
+ GSequenceIter *iter;
+ GSequence *latest_list;
+ struct last_connected *entry;
+ GKeyFile *keyfile;
+ GTimeVal modified;
+ gchar **services;
+ gchar *str;
+ char *ssid;
+ int i, freq;
+ int num_ssids = 0;
+
+ latest_list = g_sequence_new(free_entry);
+ if (latest_list == NULL)
+ return -ENOMEM;
+
+ services = connman_storage_get_services();
+ for (i = 0; services && services[i]; i++) {
+ if (strncmp(services[i], "wifi_", 5) != 0)
+ continue;
+
+ keyfile = connman_storage_load_service(services[i]);
+
+ str = g_key_file_get_string(keyfile,
+ services[i], "Favorite", NULL);
+ if (str == NULL || g_strcmp0(str, "true")) {
+ if (str)
+ g_free(str);
+ g_key_file_free(keyfile);
+ continue;
+ }
+ g_free(str);
+
+ str = g_key_file_get_string(keyfile,
+ services[i], "AutoConnect", NULL);
+ if (str == NULL || g_strcmp0(str, "true")) {
+ if (str)
+ g_free(str);
+ g_key_file_free(keyfile);
+ continue;
+ }
+ g_free(str);
+
+ str = g_key_file_get_string(keyfile,
+ services[i], "Modified", NULL);
+ if (str != NULL) {
+ g_time_val_from_iso8601(str, &modified);
+ g_free(str);
+ }
+
+ ssid = g_key_file_get_string(keyfile,
+ services[i], "SSID", NULL);
+
+ freq = g_key_file_get_integer(keyfile, services[i],
+ "Frequency", NULL);
+ if (freq) {
+ entry = g_try_new(struct last_connected, 1);
+ if (entry == NULL) {
+ g_sequence_free(latest_list);
+ g_key_file_free(keyfile);
+ g_free(ssid);
+ return -ENOMEM;
+ }
+
+ entry->ssid = ssid;
+ entry->modified = modified;
+ entry->freq = freq;
+
+ g_sequence_insert_sorted(latest_list, entry,
+ sort_entry, NULL);
+ num_ssids++;
+ } else
+ g_free(ssid);
+
+ g_key_file_free(keyfile);
+ }
+
+ g_strfreev(services);
+
+ num_ssids = num_ssids > G_SUPPLICANT_MAX_FAST_SCAN ?
+ G_SUPPLICANT_MAX_FAST_SCAN : num_ssids;
+
+ iter = g_sequence_get_begin_iter(latest_list);
+
+ for (i = 0; i < num_ssids; i++) {
+ entry = g_sequence_get(iter);
+
+ DBG("ssid %s freq %d modified %lu", entry->ssid, entry->freq,
+ entry->modified.tv_sec);
+
+ add_scan_param(entry->ssid, entry->freq, scan_data, max_ssids);
+
+ iter = g_sequence_iter_next(iter);
+ }
+
+ g_sequence_free(latest_list);
+ return num_ssids;
}
static int wifi_scan(struct connman_device *device)
if (wifi->tethering == TRUE)
return 0;
- ret = g_supplicant_interface_scan(wifi->interface, scan_callback,
- device);
+ connman_device_ref(device);
+ ret = g_supplicant_interface_scan(wifi->interface, NULL,
+ scan_callback, device);
if (ret == 0)
connman_device_set_scanning(device, TRUE);
+ else
+ connman_device_unref(device);
+
+ return ret;
+}
+
+static int wifi_scan_fast(struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ GSupplicantScanParams *scan_params = NULL;
+ int ret;
+ int driver_max_ssids = 0;
+
+ DBG("device %p %p", device, wifi->interface);
+
+ if (wifi->tethering == TRUE)
+ return 0;
+
+ driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
+ wifi->interface);
+ DBG("max ssids %d", driver_max_ssids);
+ if (driver_max_ssids == 0)
+ return wifi_scan(device);
+
+ scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
+ if (scan_params == NULL)
+ return -ENOMEM;
+
+ ret = get_latest_connections(driver_max_ssids, scan_params);
+ if (ret <= 0) {
+ g_free(scan_params);
+ return wifi_scan(device);
+ }
+
+ connman_device_ref(device);
+ ret = g_supplicant_interface_scan(wifi->interface, scan_params,
+ scan_callback, device);
+ if (ret == 0)
+ connman_device_set_scanning(device, TRUE);
+ else {
+ g_free(scan_params);
+ connman_device_unref(device);
+ }
return ret;
}
.enable = wifi_enable,
.disable = wifi_disable,
.scan = wifi_scan,
+ .scan_fast = wifi_scan_fast,
};
static void system_ready(void)
static void network_remove(struct connman_network *network)
{
+ struct connman_device *device = connman_network_get_device(network);
+ struct wifi_data *wifi;
+
DBG("network %p", network);
+
+ wifi = connman_device_get_data(device);
+ if (wifi == NULL)
+ return;
+
+ if (wifi->network != network)
+ return;
+
+ wifi->network = NULL;
}
static void connect_callback(int result, GSupplicantInterface *interface,
static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
{
- const char *security, *passphrase;
+ const char *security, *passphrase, *agent_passphrase;
memset(ssid, 0, sizeof(*ssid));
ssid->mode = G_SUPPLICANT_MODE_INFRA;
ssid->security = network_security(security);
passphrase = connman_network_get_string(network,
"WiFi.Passphrase");
- if (passphrase == NULL || strlen(passphrase) == 0)
- ssid->passphrase = NULL;
- else
+ if (passphrase == NULL || strlen(passphrase) == 0) {
+
+ /* Use agent provided passphrase as a fallback */
+ agent_passphrase = connman_network_get_string(network,
+ "WiFi.AgentPassphrase");
+
+ if (agent_passphrase == NULL || strlen(agent_passphrase) == 0)
+ ssid->passphrase = NULL;
+ else
+ ssid->passphrase = agent_passphrase;
+ } else
ssid->passphrase = passphrase;
ssid->eap = connman_network_get_string(network, "WiFi.EAP");
ssid->passphrase);
/* We must have an identity for both PEAP and TLS */
ssid->identity = connman_network_get_string(network, "WiFi.Identity");
+
+ /* Use agent provided identity as a fallback */
+ if (ssid->identity == NULL || strlen(ssid->identity) == 0)
+ ssid->identity = connman_network_get_string(network,
+ "WiFi.AgentIdentity");
+
ssid->ca_cert_path = connman_network_get_string(network,
"WiFi.CACertFile");
ssid->client_cert_path = connman_network_get_string(network,
ssid_init(ssid, network);
if (wifi->disconnecting == TRUE)
- wifi->pending_network = connman_network_ref(network);
+ wifi->pending_network = network;
else {
- wifi->network = connman_network_ref(network);
+ wifi->network = network;
+ wifi->retries = 0;
return g_supplicant_interface_connect(interface, ssid,
connect_callback, network);
*/
if (result < 0)
connman_network_set_connected(wifi->network, FALSE);
-
- connman_network_unref(wifi->network);
}
wifi->network = NULL;
if (wifi->pending_network != NULL) {
network_connect(wifi->pending_network);
- connman_network_unref(wifi->pending_network);
wifi->pending_network = NULL;
}
if (wifi->tethering == TRUE)
return;
-
- wifi_scan(wifi->device);
}
static connman_bool_t is_idle(struct wifi_data *wifi)
return TRUE;
}
+static connman_bool_t handle_4way_handshake_failure(GSupplicantInterface *interface,
+ struct connman_network *network,
+ struct wifi_data *wifi)
+{
+ if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
+ return FALSE;
+
+ wifi->retries++;
+
+ if (wifi->retries < MAXIMUM_RETRIES)
+ return TRUE;
+
+ /* We disable the selected network, if not then
+ * wpa_supplicant will loop retrying */
+ if (g_supplicant_interface_enable_selected_network(interface,
+ FALSE) != 0)
+ DBG("Could not disables selected network");
+
+ connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
+
+ return FALSE;
+}
+
static void interface_state(GSupplicantInterface *interface)
{
struct connman_network *network;
if (is_idle(wifi))
break;
+
+ /* If previous state was 4way-handshake, then
+ * it's either: psk was incorrect and thus we retry
+ * or if we reach the maximum retries we declare the
+ * psk as wrong */
+ if (handle_4way_handshake_failure(interface,
+ network, wifi) == TRUE)
+ break;
+
connman_network_set_associating(network, FALSE);
connman_network_set_connected(network, FALSE);
break;
static void scan_started(GSupplicantInterface *interface)
{
- struct wifi_data *wifi;
-
DBG("");
-
- wifi = g_supplicant_interface_get_data(interface);
-
- if (wifi == NULL)
- return;
}
static void scan_finished(GSupplicantInterface *interface)
{
- struct wifi_data *wifi;
-
DBG("");
-
- wifi = g_supplicant_interface_get_data(interface);
-
- if (wifi == NULL)
- return;
}
static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
connman_network_unref(network);
return;
}
+
+ wifi->networks = g_slist_append(wifi->networks, network);
}
if (name != NULL && name[0] != '\0')
calculate_strength(supplicant_network));
connman_network_set_bool(network, "WiFi.WPS", wps);
+ connman_network_set_frequency(network,
+ g_supplicant_network_get_frequency(supplicant_network));
+
connman_network_set_available(network, TRUE);
if (ssid != NULL)
if (connman_network == NULL)
return;
+ wifi->networks = g_slist_remove(wifi->networks, connman_network);
+
connman_device_remove_network(wifi->device, connman_network);
connman_network_unref(connman_network);
}
+static void network_changed(GSupplicantNetwork *network, const char *property)
+{
+ GSupplicantInterface *interface;
+ struct wifi_data *wifi;
+ const char *name, *identifier;
+ struct connman_network *connman_network;
+
+ interface = g_supplicant_network_get_interface(network);
+ wifi = g_supplicant_interface_get_data(interface);
+ identifier = g_supplicant_network_get_identifier(network);
+ name = g_supplicant_network_get_name(network);
+
+ DBG("name %s", name);
+
+ if (wifi == NULL)
+ return;
+
+ connman_network = connman_device_get_network(wifi->device, identifier);
+ if (connman_network == NULL)
+ return;
+
+ if (g_str_equal(property, "Signal") == TRUE) {
+ connman_network_set_strength(connman_network,
+ calculate_strength(network));
+ connman_network_update(connman_network);
+ }
+}
+
static void debug(const char *str)
{
if (getenv("CONNMAN_SUPPLICANT_DEBUG"))
.scan_finished = scan_finished,
.network_added = network_added,
.network_removed = network_removed,
+ .network_changed = network_changed,
.debug = debug,
};
projects / platform / upstream / connman.git / blobdiff