*
* Connection Manager
*
- * Copyright (C) 2007-2010 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2014 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
+#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
-#include <linux/if_arp.h>
-#include <linux/wireless.h>
#include <net/ethernet.h>
+#include <linux/wireless.h>
#ifndef IFF_LOWER_UP
#define IFF_LOWER_UP 0x10000
#include <connman/device.h>
#include <connman/rtnl.h>
#include <connman/technology.h>
+#include <connman/service.h>
+#include <connman/peer.h>
#include <connman/log.h>
#include <connman/option.h>
+#include <connman/storage.h>
+#include <include/setting.h>
+#include <connman/provision.h>
+#include <connman/utsname.h>
+#include <connman/machine.h>
+#include <connman/tethering.h>
#include <gsupplicant/gsupplicant.h>
+#include "src/shared/util.h"
+
#define CLEANUP_TIMEOUT 8 /* in seconds */
#define INACTIVE_TIMEOUT 12 /* in seconds */
+#define FAVORITE_MAXIMUM_RETRIES 2
+
+#define BGSCAN_DEFAULT "simple:30:-65:300"
+#define AUTOSCAN_EXPONENTIAL "exponential:3:300"
+#define AUTOSCAN_SINGLE "single:3"
+
+#define P2P_FIND_TIMEOUT 30
+#define P2P_CONNECTION_TIMEOUT 100
+#define P2P_LISTEN_PERIOD 500
+#define P2P_LISTEN_INTERVAL 2000
+
+#define ASSOC_STATUS_NO_CLIENT 17
+#define LOAD_SHAPING_MAX_RETRIES 3
+
+static struct connman_technology *wifi_technology = NULL;
+static struct connman_technology *p2p_technology = NULL;
+
+enum wifi_ap_capability{
+ WIFI_AP_UNKNOWN = 0,
+ WIFI_AP_SUPPORTED = 1,
+ WIFI_AP_NOT_SUPPORTED = 2,
+};
+
+enum wifi_scanning_type {
+ WIFI_SCANNING_UNKNOWN = 0,
+ WIFI_SCANNING_PASSIVE = 1,
+ WIFI_SCANNING_ACTIVE = 2,
+};
+
+struct hidden_params {
+ char ssid[32];
+ unsigned int ssid_len;
+ char *identity;
+ char *anonymous_identity;
+ char *subject_match;
+ char *altsubject_match;
+ char *domain_suffix_match;
+ char *domain_match;
+ char *passphrase;
+ char *security;
+ GSupplicantScanParams *scan_params;
+ gpointer user_data;
+};
+
+/**
+ * Used for autoscan "emulation".
+ * Should be removed when wpa_s autoscan support will be by default.
+ */
+struct autoscan_params {
+ int base;
+ int limit;
+ int interval;
+ unsigned int timeout;
+};
-struct connman_technology *wifi_technology = NULL;
+struct wifi_tethering_info {
+ struct wifi_data *wifi;
+ struct connman_technology *technology;
+ char *ifname;
+ GSupplicantSSID *ssid;
+};
struct wifi_data {
char *identifier;
struct connman_device *device;
struct connman_network *network;
struct connman_network *pending_network;
+ GSList *networks;
GSupplicantInterface *interface;
GSupplicantState state;
- connman_bool_t connected;
- connman_bool_t disconnecting;
- connman_bool_t tethering;
+ bool connected;
+ bool disconnecting;
+ bool tethering;
+ enum wifi_ap_capability ap_supported;
+ bool bridged;
+ bool interface_ready;
+ const char *bridge;
int index;
unsigned flags;
unsigned int watch;
+ int retries;
+ int load_shaping_retries;
+ struct hidden_params *hidden;
+ bool postpone_hidden;
+ struct wifi_tethering_info *tethering_param;
+ /**
+ * autoscan "emulation".
+ */
+ struct autoscan_params *autoscan;
+ enum wifi_scanning_type scanning_type;
+ GSupplicantScanParams *scan_params;
+ unsigned int p2p_find_timeout;
+ unsigned int p2p_connection_timeout;
+ struct connman_peer *pending_peer;
+ GSList *peers;
+ bool p2p_connecting;
+ bool p2p_device;
+ int servicing;
+ int disconnect_code;
+ int assoc_code;
};
static GList *iface_list = NULL;
-static int get_bssid(struct connman_device *device,
- unsigned char *bssid, unsigned int *bssid_len)
-{
- struct iwreq wrq;
- char *ifname;
- int ifindex;
- int fd, err;
+static GList *pending_wifi_device = NULL;
+static GList *p2p_iface_list = NULL;
+static bool wfd_service_registered = false;
- ifindex = connman_device_get_index(device);
- if (ifindex < 0)
- return -EINVAL;
+static void start_autoscan(struct connman_device *device);
+static int tech_set_tethering(struct connman_technology *technology,
+ const char *identifier, const char *passphrase,
+ const char *bridge, bool enabled);
- ifname = connman_inet_ifname(ifindex);
- if (ifname == NULL)
- return -EINVAL;
+static int p2p_tech_probe(struct connman_technology *technology)
+{
+ p2p_technology = technology;
- fd = socket(PF_INET, SOCK_DGRAM, 0);
- if (fd < 0) {
- g_free(ifname);
- return -EINVAL;
- }
+ return 0;
+}
- memset(&wrq, 0, sizeof(wrq));
- strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
+static void p2p_tech_remove(struct connman_technology *technology)
+{
+ p2p_technology = NULL;
+}
- err = ioctl(fd, SIOCGIWAP, &wrq);
+static struct connman_technology_driver p2p_tech_driver = {
+ .name = "p2p",
+ .type = CONNMAN_SERVICE_TYPE_P2P,
+ .probe = p2p_tech_probe,
+ .remove = p2p_tech_remove,
+};
- g_free(ifname);
- close(fd);
+static bool is_p2p_connecting(void)
+{
+ GList *list;
- if (err < 0)
- return -EIO;
+ for (list = iface_list; list; list = list->next) {
+ struct wifi_data *wifi = list->data;
- memcpy(bssid, wrq.u.ap_addr.sa_data, ETH_ALEN);
- *bssid_len = ETH_ALEN;
+ if (wifi->p2p_connecting)
+ return true;
+ }
- return 0;
+ return false;
}
-static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
+static void add_pending_wifi_device(struct wifi_data *wifi)
{
- struct connman_device *device = user_data;
- struct wifi_data *wifi = connman_device_get_data(device);
+ if (g_list_find(pending_wifi_device, wifi))
+ return;
- DBG("index %d flags %d change %d", wifi->index, flags, change);
+ pending_wifi_device = g_list_append(pending_wifi_device, wifi);
+}
- if (!change)
- return;
+static struct wifi_data *get_pending_wifi_data(const char *ifname)
+{
+ GList *list;
- if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
- if (flags & IFF_UP)
- DBG("interface up");
- else
- DBG("interface down");
- }
+ for (list = pending_wifi_device; list; list = list->next) {
+ struct wifi_data *wifi;
+ const char *dev_name;
- if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
- if (flags & IFF_LOWER_UP)
- DBG("carrier on");
- else
- DBG("carrier off");
+ wifi = list->data;
+ if (!wifi || !wifi->device)
+ continue;
+
+ dev_name = connman_device_get_string(wifi->device, "Interface");
+ if (!g_strcmp0(ifname, dev_name)) {
+ pending_wifi_device = g_list_delete_link(
+ pending_wifi_device, list);
+ return wifi;
+ }
}
- wifi->flags = flags;
+ return NULL;
}
-static int wifi_probe(struct connman_device *device)
+static void remove_pending_wifi_device(struct wifi_data *wifi)
{
- struct wifi_data *wifi;
-
- DBG("device %p", device);
-
- wifi = g_try_new0(struct wifi_data, 1);
- if (wifi == NULL)
- return -ENOMEM;
+ GList *link;
- wifi->connected = FALSE;
- wifi->disconnecting = FALSE;
- wifi->tethering = FALSE;
- wifi->state = G_SUPPLICANT_STATE_INACTIVE;
+ link = g_list_find(pending_wifi_device, wifi);
- connman_device_set_data(device, wifi);
- wifi->device = connman_device_ref(device);
+ if (!link)
+ return;
- wifi->index = connman_device_get_index(device);
- wifi->flags = 0;
+ pending_wifi_device = g_list_delete_link(pending_wifi_device, link);
+}
- wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
- wifi_newlink, device);
+static void peer_cancel_timeout(struct wifi_data *wifi)
+{
+ if (wifi->p2p_connection_timeout > 0)
+ g_source_remove(wifi->p2p_connection_timeout);
- iface_list = g_list_append(iface_list, wifi);
+ wifi->p2p_connection_timeout = 0;
+ wifi->p2p_connecting = false;
- return 0;
+ if (wifi->pending_peer) {
+ connman_peer_unref(wifi->pending_peer);
+ wifi->pending_peer = NULL;
+ }
}
-static void wifi_remove(struct connman_device *device)
+static gboolean peer_connect_timeout(gpointer data)
{
- struct wifi_data *wifi = connman_device_get_data(device);
+ struct wifi_data *wifi = data;
- DBG("device %p", device);
+ DBG("");
- if (wifi == NULL)
- return;
+ if (wifi->p2p_connecting) {
+ enum connman_peer_state state = CONNMAN_PEER_STATE_FAILURE;
+ GSupplicantPeer *gs_peer =
+ g_supplicant_interface_peer_lookup(wifi->interface,
+ connman_peer_get_identifier(wifi->pending_peer));
- iface_list = g_list_remove(iface_list, wifi);
+ if (g_supplicant_peer_has_requested_connection(gs_peer))
+ state = CONNMAN_PEER_STATE_IDLE;
- if (wifi->pending_network != NULL) {
- connman_network_unref(wifi->pending_network);
- wifi->pending_network = NULL;
+ connman_peer_set_state(wifi->pending_peer, state);
}
- connman_device_set_data(device, NULL);
- connman_device_unref(wifi->device);
- connman_rtnl_remove_watch(wifi->watch);
-
- g_supplicant_interface_set_data(wifi->interface, NULL);
+ peer_cancel_timeout(wifi);
- g_free(wifi->identifier);
- g_free(wifi);
+ return FALSE;
}
-static void interface_create_callback(int result,
- GSupplicantInterface *interface,
+static void peer_connect_callback(int result, GSupplicantInterface *interface,
void *user_data)
{
struct wifi_data *wifi = user_data;
+ struct connman_peer *peer = wifi->pending_peer;
- DBG("result %d ifname %s", result,
- g_supplicant_interface_get_ifname(interface));
+ DBG("peer %p - %d", peer, result);
- if (result < 0)
+ if (!peer)
return;
- wifi->interface = interface;
- g_supplicant_interface_set_data(interface, wifi);
-}
+ if (result < 0) {
+ peer_connect_timeout(wifi);
+ return;
+ }
-static void interface_remove_callback(int result,
- GSupplicantInterface *interface,
- void *user_data)
-{
- struct wifi_data *wifi = user_data;
+ connman_peer_set_state(peer, CONNMAN_PEER_STATE_ASSOCIATION);
- DBG("result %d", result);
+ wifi->p2p_connection_timeout = g_timeout_add_seconds(
+ P2P_CONNECTION_TIMEOUT,
+ peer_connect_timeout, wifi);
+}
- if (result < 0)
- return;
+static int peer_connect(struct connman_peer *peer,
+ enum connman_peer_wps_method wps_method,
+ const char *wps_pin)
+{
+ struct connman_device *device = connman_peer_get_device(peer);
+ GSupplicantPeerParams *peer_params;
+ GSupplicantPeer *gs_peer;
+ struct wifi_data *wifi;
+ bool pbc, pin;
+ int ret;
- wifi->interface = NULL;
-}
+ DBG("peer %p", peer);
+ if (!device)
+ return -ENODEV;
-static int wifi_enable(struct connman_device *device)
-{
- struct wifi_data *wifi = connman_device_get_data(device);
- const char *interface = connman_device_get_string(device, "Interface");
- const char *driver = connman_option_get_string("wifi");
+ wifi = connman_device_get_data(device);
+ if (!wifi || !wifi->interface)
+ return -ENODEV;
- DBG("device %p %p", device, wifi);
+ if (wifi->p2p_connecting)
+ return -EBUSY;
- return g_supplicant_interface_create(interface, driver, NULL,
- interface_create_callback,
- wifi);
-}
+ gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
+ connman_peer_get_identifier(peer));
+ if (!gs_peer)
+ return -EINVAL;
-static int wifi_disable(struct connman_device *device)
-{
- struct wifi_data *wifi = connman_device_get_data(device);
+ pbc = g_supplicant_peer_is_wps_pbc(gs_peer);
+ pin = g_supplicant_peer_is_wps_pin(gs_peer);
- DBG("device %p", device);
+ switch (wps_method) {
+ case CONNMAN_PEER_WPS_UNKNOWN:
+ if ((pbc && pin) || pin)
+ return -ENOKEY;
+ break;
+ case CONNMAN_PEER_WPS_PBC:
+ if (!pbc)
+ return -EINVAL;
+ wps_pin = NULL;
+ break;
+ case CONNMAN_PEER_WPS_PIN:
+ if (!pin || !wps_pin)
+ return -EINVAL;
+ break;
+ }
- wifi->connected = FALSE;
- wifi->disconnecting = FALSE;
+ peer_params = g_try_malloc0(sizeof(GSupplicantPeerParams));
+ if (!peer_params)
+ return -ENOMEM;
- if (wifi->pending_network != NULL) {
- connman_network_unref(wifi->pending_network);
- wifi->pending_network = NULL;
+ peer_params->path = g_strdup(g_supplicant_peer_get_path(gs_peer));
+ if (wps_pin)
+ peer_params->wps_pin = g_strdup(wps_pin);
+
+ peer_params->master = connman_peer_service_is_master();
+
+ ret = g_supplicant_interface_p2p_connect(wifi->interface, peer_params,
+ peer_connect_callback, wifi);
+ if (ret == -EINPROGRESS) {
+ wifi->pending_peer = connman_peer_ref(peer);
+ wifi->p2p_connecting = true;
+ } else if (ret < 0) {
+ g_free(peer_params->path);
+ g_free(peer_params->wps_pin);
+ g_free(peer_params);
}
- return g_supplicant_interface_remove(wifi->interface,
- interface_remove_callback,
- wifi);
+ return ret;
}
-static void scan_callback(int result, GSupplicantInterface *interface,
- void *user_data)
+static int peer_disconnect(struct connman_peer *peer)
{
- struct connman_device *device = user_data;
+ struct connman_device *device = connman_peer_get_device(peer);
+ GSupplicantPeerParams peer_params = {};
+ GSupplicantPeer *gs_peer;
+ struct wifi_data *wifi;
+ int ret;
- DBG("result %d", result);
+ DBG("peer %p", peer);
- if (result < 0)
- connman_device_reset_scanning(device);
- else
- connman_device_set_scanning(device, FALSE);
-}
+ if (!device)
+ return -ENODEV;
-static int wifi_scan(struct connman_device *device)
-{
- struct wifi_data *wifi = connman_device_get_data(device);
- int ret;
+ wifi = connman_device_get_data(device);
+ if (!wifi)
+ return -ENODEV;
- DBG("device %p %p", device, wifi->interface);
+ gs_peer = g_supplicant_interface_peer_lookup(wifi->interface,
+ connman_peer_get_identifier(peer));
+ if (!gs_peer)
+ return -EINVAL;
- if (wifi->tethering == TRUE)
- return 0;
+ peer_params.path = g_strdup(g_supplicant_peer_get_path(gs_peer));
- ret = g_supplicant_interface_scan(wifi->interface, scan_callback,
- device);
- if (ret == 0)
- connman_device_set_scanning(device, TRUE);
+ ret = g_supplicant_interface_p2p_disconnect(wifi->interface,
+ &peer_params);
+ g_free(peer_params.path);
+
+ if (ret == -EINPROGRESS) {
+ peer_cancel_timeout(wifi);
+ wifi->p2p_device = false;
+ }
return ret;
}
-static struct connman_device_driver wifi_ng_driver = {
- .name = "wifi",
- .type = CONNMAN_DEVICE_TYPE_WIFI,
- .priority = CONNMAN_DEVICE_PRIORITY_LOW,
- .probe = wifi_probe,
- .remove = wifi_remove,
- .enable = wifi_enable,
- .disable = wifi_disable,
- .scan = wifi_scan,
+struct peer_service_registration {
+ peer_service_registration_cb_t callback;
+ void *user_data;
};
-static void system_ready(void)
+static bool is_service_wfd(const unsigned char *specs, int length)
{
- DBG("");
+ if (length < 9 || specs[0] != 0 || specs[1] != 0 || specs[2] != 6)
+ return false;
- if (connman_device_driver_register(&wifi_ng_driver) < 0)
- connman_error("Failed to register WiFi driver");
+ return true;
}
-static void system_killed(void)
+static void apply_p2p_listen_on_iface(gpointer data, gpointer user_data)
+{
+ struct wifi_data *wifi = data;
+
+ if (!wifi->interface ||
+ !g_supplicant_interface_has_p2p(wifi->interface))
+ return;
+
+ if (!wifi->servicing) {
+ g_supplicant_interface_p2p_listen(wifi->interface,
+ P2P_LISTEN_PERIOD, P2P_LISTEN_INTERVAL);
+ }
+
+ wifi->servicing++;
+}
+
+static void register_wfd_service_cb(int result,
+ GSupplicantInterface *iface, void *user_data)
{
+ struct peer_service_registration *reg_data = user_data;
+
DBG("");
- connman_device_driver_unregister(&wifi_ng_driver);
+ if (result == 0)
+ g_list_foreach(iface_list, apply_p2p_listen_on_iface, NULL);
+
+ if (reg_data && reg_data->callback) {
+ reg_data->callback(result, reg_data->user_data);
+ g_free(reg_data);
+ }
}
-static int network_probe(struct connman_network *network)
+static GSupplicantP2PServiceParams *fill_in_peer_service_params(
+ const unsigned char *spec,
+ int spec_length, const unsigned char *query,
+ int query_length, int version)
{
- DBG("network %p", network);
+ GSupplicantP2PServiceParams *params;
- return 0;
+ params = g_try_malloc0(sizeof(GSupplicantP2PServiceParams));
+ if (!params)
+ return NULL;
+
+ if (version > 0) {
+ params->version = version;
+ params->service = g_memdup(spec, spec_length);
+ } else if (query_length > 0 && spec_length > 0) {
+ params->query = g_memdup(query, query_length);
+ params->query_length = query_length;
+
+ params->response = g_memdup(spec, spec_length);
+ params->response_length = spec_length;
+ } else {
+ params->wfd_ies = g_memdup(spec, spec_length);
+ params->wfd_ies_length = spec_length;
+ }
+
+ return params;
}
-static void network_remove(struct connman_network *network)
+static void free_peer_service_params(GSupplicantP2PServiceParams *params)
{
- DBG("network %p", network);
+ if (!params)
+ return;
+
+ g_free(params->service);
+ g_free(params->query);
+ g_free(params->response);
+ g_free(params->wfd_ies);
+
+ g_free(params);
}
-static void connect_callback(int result, GSupplicantInterface *interface,
- void *user_data)
+static int peer_register_wfd_service(const unsigned char *specification,
+ int specification_length,
+ peer_service_registration_cb_t callback,
+ void *user_data)
{
- struct connman_network *network = user_data;
+ struct peer_service_registration *reg_data = NULL;
+ static GSupplicantP2PServiceParams *params;
+ int ret;
- DBG("network %p result %d", network, result);
+ DBG("");
- if (result == -ENOKEY) {
- connman_network_set_error(network,
- CONNMAN_NETWORK_ERROR_INVALID_KEY);
- } else if (result < 0) {
- connman_network_set_error(network,
- CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+ if (wfd_service_registered)
+ return -EBUSY;
+
+ params = fill_in_peer_service_params(specification,
+ specification_length, NULL, 0, 0);
+ if (!params)
+ return -ENOMEM;
+
+ reg_data = g_try_malloc0(sizeof(*reg_data));
+ if (!reg_data) {
+ ret = -ENOMEM;
+ goto error;
}
+
+ reg_data->callback = callback;
+ reg_data->user_data = user_data;
+
+ ret = g_supplicant_set_widi_ies(params,
+ register_wfd_service_cb, reg_data);
+ if (ret < 0 && ret != -EINPROGRESS)
+ goto error;
+
+ wfd_service_registered = true;
+
+ return ret;
+error:
+ free_peer_service_params(params);
+ g_free(reg_data);
+
+ return ret;
}
-static GSupplicantSecurity network_security(const char *security)
+static void register_peer_service_cb(int result,
+ GSupplicantInterface *iface, void *user_data)
{
- if (g_str_equal(security, "none") == TRUE)
- return G_SUPPLICANT_SECURITY_NONE;
- else if (g_str_equal(security, "wep") == TRUE)
- return G_SUPPLICANT_SECURITY_WEP;
- else if (g_str_equal(security, "psk") == TRUE)
- return G_SUPPLICANT_SECURITY_PSK;
- else if (g_str_equal(security, "wpa") == TRUE)
- return G_SUPPLICANT_SECURITY_PSK;
- else if (g_str_equal(security, "rsn") == TRUE)
- return G_SUPPLICANT_SECURITY_PSK;
- else if (g_str_equal(security, "ieee8021x") == TRUE)
- return G_SUPPLICANT_SECURITY_IEEE8021X;
+ struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
+ struct peer_service_registration *reg_data = user_data;
- return G_SUPPLICANT_SECURITY_UNKNOWN;
+ DBG("");
+
+ if (result == 0)
+ apply_p2p_listen_on_iface(wifi, NULL);
+
+ if (reg_data->callback)
+ reg_data->callback(result, reg_data->user_data);
+
+ g_free(reg_data);
}
-static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
+static int peer_register_service(const unsigned char *specification,
+ int specification_length,
+ const unsigned char *query,
+ int query_length, int version,
+ peer_service_registration_cb_t callback,
+ void *user_data)
{
- const char *security, *passphrase;
+ struct peer_service_registration *reg_data;
+ GSupplicantP2PServiceParams *params;
+ bool found = false;
+ int ret, ret_f;
+ GList *list;
- memset(ssid, 0, sizeof(*ssid));
- ssid->mode = G_SUPPLICANT_MODE_INFRA;
- ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
- &ssid->ssid_len);
- ssid->scan_ssid = 1;
- security = connman_network_get_string(network, "WiFi.Security");
- ssid->security = network_security(security);
- passphrase = connman_network_get_string(network,
- "WiFi.Passphrase");
- if (passphrase == NULL || strlen(passphrase) == 0)
- ssid->passphrase = NULL;
- else
- ssid->passphrase = passphrase;
+ DBG("");
- ssid->eap = connman_network_get_string(network, "WiFi.EAP");
+ if (specification && !version && !query &&
+ is_service_wfd(specification, specification_length)) {
+ return peer_register_wfd_service(specification,
+ specification_length, callback, user_data);
+ }
- /*
- * If our private key password is unset,
- * we use the supplied passphrase. That is needed
- * for PEAP where 2 passphrases (identity and client
- * cert may have to be provided.
- */
- if (connman_network_get_string(network,
- "WiFi.PrivateKeyPassphrase") == NULL)
- connman_network_set_string(network,
- "WiFi.PrivateKeyPassphrase",
- ssid->passphrase);
- /* We must have an identity for both PEAP and TLS */
- ssid->identity = connman_network_get_string(network, "WiFi.Identity");
- ssid->ca_cert_path = connman_network_get_string(network,
- "WiFi.CACertFile");
- ssid->client_cert_path = connman_network_get_string(network,
- "WiFi.ClientCertFile");
- ssid->private_key_path = connman_network_get_string(network,
- "WiFi.PrivateKeyFile");
- ssid->private_key_passphrase = connman_network_get_string(network,
- "WiFi.PrivateKeyPassphrase");
- ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
+ reg_data = g_try_malloc0(sizeof(*reg_data));
+ if (!reg_data)
+ return -ENOMEM;
- ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
- ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
+ reg_data->callback = callback;
+ reg_data->user_data = user_data;
-}
+ ret_f = -EOPNOTSUPP;
-static int network_connect(struct connman_network *network)
-{
- struct connman_device *device = connman_network_get_device(network);
- struct wifi_data *wifi;
- GSupplicantInterface *interface;
- GSupplicantSSID *ssid;
+ for (list = iface_list; list; list = list->next) {
+ struct wifi_data *wifi = list->data;
+ GSupplicantInterface *iface = wifi->interface;
- DBG("network %p", network);
+ if (!g_supplicant_interface_has_p2p(iface))
+ continue;
- if (device == NULL)
- return -ENODEV;
+ params = fill_in_peer_service_params(specification,
+ specification_length, query,
+ query_length, version);
+ if (!params)
+ continue;
- wifi = connman_device_get_data(device);
- if (wifi == NULL)
- return -ENODEV;
+ if (!found) {
+ ret_f = g_supplicant_interface_p2p_add_service(iface,
+ register_peer_service_cb, params, reg_data);
+ if (ret_f == 0 || ret_f == -EINPROGRESS)
+ found = true;
+ ret = ret_f;
+ } else
+ ret = g_supplicant_interface_p2p_add_service(iface,
+ register_peer_service_cb, params, NULL);
+ if (ret != 0 && ret != -EINPROGRESS)
+ free_peer_service_params(params);
+ }
- ssid = g_try_malloc0(sizeof(GSupplicantSSID));
- if (ssid == NULL)
+ if (ret_f != 0 && ret_f != -EINPROGRESS)
+ g_free(reg_data);
+
+ return ret_f;
+}
+
+static int peer_unregister_wfd_service(void)
+{
+ GSupplicantP2PServiceParams *params;
+ GList *list;
+
+ if (!wfd_service_registered)
+ return -EALREADY;
+
+ params = fill_in_peer_service_params(NULL, 0, NULL, 0, 0);
+ if (!params)
return -ENOMEM;
- interface = wifi->interface;
+ wfd_service_registered = false;
- ssid_init(ssid, network);
+ g_supplicant_set_widi_ies(params, NULL, NULL);
- if (wifi->disconnecting == TRUE)
- wifi->pending_network = connman_network_ref(network);
- else {
- wifi->network = connman_network_ref(network);
+ for (list = iface_list; list; list = list->next) {
+ struct wifi_data *wifi = list->data;
- return g_supplicant_interface_connect(interface, ssid,
- connect_callback, network);
+ if (!g_supplicant_interface_has_p2p(wifi->interface))
+ continue;
+
+ wifi->servicing--;
+ if (!wifi->servicing || wifi->servicing < 0) {
+ g_supplicant_interface_p2p_listen(wifi->interface,
+ 0, 0);
+ wifi->servicing = 0;
+ }
}
- return -EINPROGRESS;
+ return 0;
}
-static void disconnect_callback(int result, GSupplicantInterface *interface,
- void *user_data)
+static int peer_unregister_service(const unsigned char *specification,
+ int specification_length,
+ const unsigned char *query,
+ int query_length, int version)
{
- struct wifi_data *wifi = user_data;
+ GSupplicantP2PServiceParams *params;
+ bool wfd = false;
+ GList *list;
+ int ret;
- if (wifi->network != NULL) {
- /*
- * if result < 0 supplican return an error because
- * the network is not current.
- * we wont receive G_SUPPLICANT_STATE_DISCONNECTED since it
- * failed, call connman_network_set_connected to report
- * disconnect is completed.
- */
- if (result < 0)
- connman_network_set_connected(wifi->network, FALSE);
+ if (specification && !version && !query &&
+ is_service_wfd(specification, specification_length)) {
+ ret = peer_unregister_wfd_service();
+ if (ret != 0 && ret != -EINPROGRESS)
+ return ret;
+ wfd = true;
+ }
+
+ for (list = iface_list; list; list = list->next) {
+ struct wifi_data *wifi = list->data;
+ GSupplicantInterface *iface = wifi->interface;
+
+ if (wfd)
+ goto stop_listening;
+
+ if (!g_supplicant_interface_has_p2p(iface))
+ continue;
+
+ params = fill_in_peer_service_params(specification,
+ specification_length, query,
+ query_length, version);
+ if (!params)
+ continue;
- connman_network_unref(wifi->network);
+ ret = g_supplicant_interface_p2p_del_service(iface, params);
+ if (ret != 0 && ret != -EINPROGRESS)
+ free_peer_service_params(params);
+stop_listening:
+ wifi->servicing--;
+ if (!wifi->servicing || wifi->servicing < 0) {
+ g_supplicant_interface_p2p_listen(iface, 0, 0);
+ wifi->servicing = 0;
+ }
}
- wifi->network = NULL;
+ return 0;
+}
- wifi->disconnecting = FALSE;
+static struct connman_peer_driver peer_driver = {
+ .connect = peer_connect,
+ .disconnect = peer_disconnect,
+ .register_service = peer_register_service,
+ .unregister_service = peer_unregister_service,
+};
- if (wifi->pending_network != NULL) {
- network_connect(wifi->pending_network);
- connman_network_unref(wifi->pending_network);
- wifi->pending_network = NULL;
+static void handle_tethering(struct wifi_data *wifi)
+{
+ if (!wifi->tethering)
+ return;
+
+ if (!wifi->bridge)
+ return;
+
+ if (wifi->bridged)
+ return;
+
+ DBG("index %d bridge %s", wifi->index, wifi->bridge);
+
+ if (connman_inet_add_to_bridge(wifi->index, wifi->bridge) < 0)
+ return;
+
+ wifi->bridged = true;
+}
+
+static void wifi_newlink(unsigned flags, unsigned change, void *user_data)
+{
+ struct connman_device *device = user_data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+
+ if (!wifi)
+ return;
+
+ DBG("index %d flags %d change %d", wifi->index, flags, change);
+
+ if ((wifi->flags & IFF_UP) != (flags & IFF_UP)) {
+ if (flags & IFF_UP)
+ DBG("interface up");
+ else
+ DBG("interface down");
+ }
+
+ if ((wifi->flags & IFF_LOWER_UP) != (flags & IFF_LOWER_UP)) {
+ if (flags & IFF_LOWER_UP) {
+ DBG("carrier on");
+
+ handle_tethering(wifi);
+ } else
+ DBG("carrier off");
}
+ wifi->flags = flags;
}
-static int network_disconnect(struct connman_network *network)
+static int wifi_probe(struct connman_device *device)
{
- struct connman_device *device = connman_network_get_device(network);
struct wifi_data *wifi;
- int err;
- DBG("network %p", network);
+ DBG("device %p", device);
- wifi = connman_device_get_data(device);
- if (wifi == NULL || wifi->interface == NULL)
- return -ENODEV;
+ wifi = g_try_new0(struct wifi_data, 1);
+ if (!wifi)
+ return -ENOMEM;
+
+ wifi->state = G_SUPPLICANT_STATE_INACTIVE;
+ wifi->ap_supported = WIFI_AP_UNKNOWN;
+ wifi->tethering_param = NULL;
- connman_network_set_associating(network, FALSE);
+ connman_device_set_data(device, wifi);
+ wifi->device = connman_device_ref(device);
- if (wifi->disconnecting == TRUE)
- return -EALREADY;
+ wifi->index = connman_device_get_index(device);
+ wifi->flags = 0;
- wifi->disconnecting = TRUE;
+ wifi->watch = connman_rtnl_add_newlink_watch(wifi->index,
+ wifi_newlink, device);
+ if (is_p2p_connecting())
+ add_pending_wifi_device(wifi);
+ else
+ iface_list = g_list_append(iface_list, wifi);
- err = g_supplicant_interface_disconnect(wifi->interface,
- disconnect_callback, wifi);
- if (err < 0)
- wifi->disconnecting = FALSE;
+ return 0;
+}
- return err;
+static void remove_networks(struct connman_device *device,
+ struct wifi_data *wifi)
+{
+ GSList *list;
+
+ for (list = wifi->networks; list; 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 struct connman_network_driver network_driver = {
- .name = "wifi",
- .type = CONNMAN_NETWORK_TYPE_WIFI,
- .priority = CONNMAN_NETWORK_PRIORITY_LOW,
- .probe = network_probe,
- .remove = network_remove,
- .connect = network_connect,
- .disconnect = network_disconnect,
-};
+static void remove_peers(struct wifi_data *wifi)
+{
+ GSList *list;
-static void interface_added(GSupplicantInterface *interface)
+ for (list = wifi->peers; list; list = list->next) {
+ struct connman_peer *peer = list->data;
+
+ connman_peer_unregister(peer);
+ connman_peer_unref(peer);
+ }
+
+ g_slist_free(wifi->peers);
+ wifi->peers = NULL;
+}
+
+static void reset_autoscan(struct connman_device *device)
{
- const char *ifname = g_supplicant_interface_get_ifname(interface);
- const char *driver = g_supplicant_interface_get_driver(interface);
- struct wifi_data *wifi;
+ struct wifi_data *wifi = connman_device_get_data(device);
+ struct autoscan_params *autoscan;
- wifi = g_supplicant_interface_get_data(interface);
+ DBG("");
- /*
- * We can get here with a NULL wifi pointer when
- * the interface added signal is sent before the
- * interface creation callback is called.
- */
- if (wifi == NULL)
+ if (!wifi || !wifi->autoscan)
return;
- DBG("ifname %s driver %s wifi %p tethering %d",
- ifname, driver, wifi, wifi->tethering);
+ autoscan = wifi->autoscan;
- if (wifi->device == NULL) {
- connman_error("WiFi device not set");
+ autoscan->interval = 0;
+
+ if (autoscan->timeout == 0)
return;
- }
- connman_device_set_powered(wifi->device, TRUE);
+ g_source_remove(autoscan->timeout);
+ autoscan->timeout = 0;
- if (wifi->tethering == TRUE)
- return;
-
- wifi_scan(wifi->device);
+ connman_device_unref(device);
}
-static connman_bool_t is_idle(struct wifi_data *wifi)
+static void stop_autoscan(struct connman_device *device)
{
- DBG("state %d", wifi->state);
+ const struct wifi_data *wifi = connman_device_get_data(device);
- switch (wifi->state) {
- case G_SUPPLICANT_STATE_UNKNOWN:
- case G_SUPPLICANT_STATE_DISCONNECTED:
- case G_SUPPLICANT_STATE_INACTIVE:
- case G_SUPPLICANT_STATE_SCANNING:
- return TRUE;
+ if (!wifi || !wifi->autoscan)
+ return;
- case G_SUPPLICANT_STATE_AUTHENTICATING:
- case G_SUPPLICANT_STATE_ASSOCIATING:
- case G_SUPPLICANT_STATE_ASSOCIATED:
- case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
- case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
- case G_SUPPLICANT_STATE_COMPLETED:
- return FALSE;
- }
+ reset_autoscan(device);
- return FALSE;
+ connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_WIFI, false);
}
-static connman_bool_t is_idle_wps(GSupplicantInterface *interface,
- struct wifi_data *wifi)
+static void check_p2p_technology(void)
{
- /* First, let's check if WPS processing did not went wrong */
- if (g_supplicant_interface_get_wps_state(interface) ==
- G_SUPPLICANT_WPS_STATE_FAIL)
- return FALSE;
+ bool p2p_exists = false;
+ GList *list;
- /* Unlike normal connection, being associated while processing wps
- * actually means that we are idling. */
- switch (wifi->state) {
- case G_SUPPLICANT_STATE_UNKNOWN:
- case G_SUPPLICANT_STATE_DISCONNECTED:
- case G_SUPPLICANT_STATE_INACTIVE:
- case G_SUPPLICANT_STATE_SCANNING:
- case G_SUPPLICANT_STATE_ASSOCIATED:
- return TRUE;
- case G_SUPPLICANT_STATE_AUTHENTICATING:
- case G_SUPPLICANT_STATE_ASSOCIATING:
- case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
- case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
- case G_SUPPLICANT_STATE_COMPLETED:
- return FALSE;
+ for (list = iface_list; list; list = list->next) {
+ struct wifi_data *w = list->data;
+
+ if (w->interface &&
+ g_supplicant_interface_has_p2p(w->interface))
+ p2p_exists = true;
}
- return FALSE;
+ if (!p2p_exists) {
+ connman_technology_driver_unregister(&p2p_tech_driver);
+ connman_peer_driver_unregister(&peer_driver);
+ }
}
-static connman_bool_t handle_wps_completion(GSupplicantInterface *interface,
- struct connman_network *network,
- struct connman_device *device,
- struct wifi_data *wifi)
+static void wifi_remove(struct connman_device *device)
{
- connman_bool_t wps;
+ struct wifi_data *wifi = connman_device_get_data(device);
- wps = connman_network_get_bool(network, "WiFi.UseWPS");
- if (wps == TRUE) {
- const unsigned char *ssid, *wps_ssid;
- unsigned int ssid_len, wps_ssid_len;
- const char *wps_key;
+ DBG("device %p wifi %p", device, wifi);
- /* Checking if we got associated with requested
- * network */
- ssid = connman_network_get_blob(network, "WiFi.SSID",
- &ssid_len);
+ if (!wifi)
+ return;
- wps_ssid = g_supplicant_interface_get_wps_ssid(
- interface, &wps_ssid_len);
+ stop_autoscan(device);
- if (wps_ssid == NULL || wps_ssid_len != ssid_len ||
- memcmp(ssid, wps_ssid, ssid_len) != 0) {
- connman_network_set_associating(network, FALSE);
- g_supplicant_interface_disconnect(wifi->interface,
- disconnect_callback, wifi);
- return FALSE;
- }
+ if (wifi->p2p_device)
+ p2p_iface_list = g_list_remove(p2p_iface_list, wifi);
+ else
+ iface_list = g_list_remove(iface_list, wifi);
- wps_key = g_supplicant_interface_get_wps_key(interface);
- connman_network_set_string(network, "WiFi.Passphrase",
- wps_key);
+ check_p2p_technology();
- connman_network_set_string(network, "WiFi.PinWPS", NULL);
+ remove_pending_wifi_device(wifi);
+
+ if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
+ g_source_remove(wifi->p2p_find_timeout);
+ connman_device_unref(wifi->device);
}
- return TRUE;
+ if (wifi->p2p_connection_timeout)
+ g_source_remove(wifi->p2p_connection_timeout);
+
+ remove_networks(device, wifi);
+ remove_peers(wifi);
+
+ connman_device_set_powered(device, false);
+ connman_device_set_data(device, NULL);
+ connman_device_unref(wifi->device);
+ connman_rtnl_remove_watch(wifi->watch);
+
+ g_supplicant_interface_set_data(wifi->interface, NULL);
+
+ g_supplicant_interface_cancel(wifi->interface);
+
+ if (wifi->scan_params)
+ g_supplicant_free_scan_params(wifi->scan_params);
+
+ g_free(wifi->autoscan);
+ g_free(wifi->identifier);
+ g_free(wifi);
}
-static void interface_state(GSupplicantInterface *interface)
+static bool is_duplicate(GSList *list, gchar *ssid, int ssid_len)
{
- struct connman_network *network;
+ GSList *iter;
+
+ for (iter = list; iter; iter = g_slist_next(iter)) {
+ struct scan_ssid *scan_ssid = iter->data;
+
+ if (ssid_len == scan_ssid->ssid_len &&
+ memcmp(ssid, scan_ssid->ssid, ssid_len) == 0)
+ return true;
+ }
+
+ return false;
+}
+
+static int add_scan_param(gchar *hex_ssid, char *raw_ssid, int ssid_len,
+ int freq, GSupplicantScanParams *scan_data,
+ int driver_max_scan_ssids, char *ssid_name)
+{
+ unsigned int i;
+ struct scan_ssid *scan_ssid;
+
+ if ((driver_max_scan_ssids == 0 ||
+ driver_max_scan_ssids > scan_data->num_ssids) &&
+ (hex_ssid || raw_ssid)) {
+ gchar *ssid;
+ unsigned int j = 0, hex;
+
+ if (hex_ssid) {
+ size_t hex_ssid_len = strlen(hex_ssid);
+
+ ssid = g_try_malloc0(hex_ssid_len / 2);
+ if (!ssid)
+ return -ENOMEM;
+
+ for (i = 0; i < hex_ssid_len; i += 2) {
+ sscanf(hex_ssid + i, "%02x", &hex);
+ ssid[j++] = hex;
+ }
+ } else {
+ ssid = raw_ssid;
+ j = ssid_len;
+ }
+
+ /*
+ * If we have already added hidden AP to the list,
+ * then do not do it again. This might happen if you have
+ * used or are using multiple wifi cards, so in that case
+ * you might have multiple service files for same AP.
+ */
+ if (is_duplicate(scan_data->ssids, ssid, j)) {
+ if (hex_ssid)
+ g_free(ssid);
+ return 0;
+ }
+
+ scan_ssid = g_try_new(struct scan_ssid, 1);
+ if (!scan_ssid) {
+ if (hex_ssid)
+ g_free(ssid);
+ return -ENOMEM;
+ }
+
+ memcpy(scan_ssid->ssid, ssid, j);
+ scan_ssid->ssid_len = j;
+ scan_data->ssids = g_slist_prepend(scan_data->ssids,
+ scan_ssid);
+
+ scan_data->num_ssids++;
+
+ DBG("SSID %s added to scanned list of %d entries", ssid_name,
+ scan_data->num_ssids);
+
+ if (hex_ssid)
+ g_free(ssid);
+ } else
+ return -EINVAL;
+
+ scan_data->ssids = g_slist_reverse(scan_data->ssids);
+
+ if (!scan_data->freqs) {
+ scan_data->freqs = g_try_malloc0(sizeof(uint16_t));
+ if (!scan_data->freqs) {
+ g_slist_free_full(scan_data->ssids, g_free);
+ return -ENOMEM;
+ }
+
+ scan_data->num_freqs = 1;
+ scan_data->freqs[0] = freq;
+ } else {
+ bool duplicate = false;
+
+ /* Don't add duplicate entries */
+ for (i = 0; i < scan_data->num_freqs; i++) {
+ if (scan_data->freqs[i] == freq) {
+ duplicate = true;
+ break;
+ }
+ }
+
+ if (!duplicate) {
+ scan_data->num_freqs++;
+ scan_data->freqs = g_try_realloc(scan_data->freqs,
+ sizeof(uint16_t) * scan_data->num_freqs);
+ if (!scan_data->freqs) {
+ g_slist_free_full(scan_data->ssids, g_free);
+ return -ENOMEM;
+ }
+ scan_data->freqs[scan_data->num_freqs - 1] = freq;
+ }
+ }
+
+ return 1;
+}
+
+static int get_hidden_connections(GSupplicantScanParams *scan_data)
+{
+ struct connman_config_entry **entries;
+ GKeyFile *keyfile;
+ gchar **services;
+ char *ssid, *name;
+ int i, ret;
+ bool value;
+ int num_ssids = 0, add_param_failed = 0;
+
+ 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]);
+ if (!keyfile)
+ continue;
+
+ value = g_key_file_get_boolean(keyfile,
+ services[i], "Hidden", NULL);
+ if (!value) {
+ g_key_file_free(keyfile);
+ continue;
+ }
+
+ value = g_key_file_get_boolean(keyfile,
+ services[i], "Favorite", NULL);
+ if (!value) {
+ g_key_file_free(keyfile);
+ continue;
+ }
+
+ ssid = g_key_file_get_string(keyfile,
+ services[i], "SSID", NULL);
+
+ name = g_key_file_get_string(keyfile, services[i], "Name",
+ NULL);
+
+ ret = add_scan_param(ssid, NULL, 0, 0, scan_data, 0, name);
+ if (ret < 0)
+ add_param_failed++;
+ else if (ret > 0)
+ num_ssids++;
+
+ g_free(ssid);
+ g_free(name);
+ g_key_file_free(keyfile);
+ }
+
+ /*
+ * Check if there are any hidden AP that needs to be provisioned.
+ */
+ entries = connman_config_get_entries("wifi");
+ for (i = 0; entries && entries[i]; i++) {
+ int len;
+
+ if (!entries[i]->hidden)
+ continue;
+
+ if (!entries[i]->ssid) {
+ ssid = entries[i]->name;
+ len = strlen(ssid);
+ } else {
+ ssid = entries[i]->ssid;
+ len = entries[i]->ssid_len;
+ }
+
+ if (!ssid)
+ continue;
+
+ ret = add_scan_param(NULL, ssid, len, 0, scan_data, 0, ssid);
+ if (ret < 0)
+ add_param_failed++;
+ else if (ret > 0)
+ num_ssids++;
+ }
+
+ connman_config_free_entries(entries);
+
+ if (add_param_failed > 0)
+ DBG("Unable to scan %d out of %d SSIDs",
+ add_param_failed, num_ssids);
+
+ g_strfreev(services);
+
+ return num_ssids;
+}
+
+static int get_hidden_connections_params(struct wifi_data *wifi,
+ GSupplicantScanParams *scan_params)
+{
+ int driver_max_ssids, i;
+ GSupplicantScanParams *orig_params;
+
+ /*
+ * Scan hidden networks so that we can autoconnect to them.
+ * We will assume 1 as a default number of ssid to scan.
+ */
+ driver_max_ssids = g_supplicant_interface_get_max_scan_ssids(
+ wifi->interface);
+ if (driver_max_ssids == 0)
+ driver_max_ssids = 1;
+
+ DBG("max ssids %d", driver_max_ssids);
+
+ if (!wifi->scan_params) {
+ wifi->scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
+ if (!wifi->scan_params)
+ return 0;
+
+ if (get_hidden_connections(wifi->scan_params) == 0) {
+ g_supplicant_free_scan_params(wifi->scan_params);
+ wifi->scan_params = NULL;
+
+ return 0;
+ }
+ }
+
+ orig_params = wifi->scan_params;
+
+ /* Let's transfer driver_max_ssids params */
+ for (i = 0; i < driver_max_ssids; i++) {
+ struct scan_ssid *ssid;
+
+ if (!wifi->scan_params->ssids)
+ break;
+
+ ssid = orig_params->ssids->data;
+ orig_params->ssids = g_slist_remove(orig_params->ssids, ssid);
+ scan_params->ssids = g_slist_prepend(scan_params->ssids, ssid);
+ }
+
+ if (i > 0) {
+ scan_params->num_ssids = i;
+ scan_params->ssids = g_slist_reverse(scan_params->ssids);
+
+ scan_params->freqs = g_memdup(orig_params->freqs,
+ sizeof(uint16_t) * orig_params->num_freqs);
+ if (!scan_params->freqs)
+ goto err;
+
+ scan_params->num_freqs = orig_params->num_freqs;
+
+ } else
+ goto err;
+
+ orig_params->num_ssids -= scan_params->num_ssids;
+
+ return scan_params->num_ssids;
+
+err:
+ g_slist_free_full(scan_params->ssids, g_free);
+ g_supplicant_free_scan_params(wifi->scan_params);
+ wifi->scan_params = NULL;
+
+ return 0;
+}
+
+static int throw_wifi_scan(struct connman_device *device,
+ GSupplicantInterfaceCallback callback)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ int ret;
+
+ if (!wifi)
+ return -ENODEV;
+
+ DBG("device %p %p", device, wifi->interface);
+
+ if (wifi->tethering)
+ return -EBUSY;
+
+ if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI))
+ return -EALREADY;
+
+ connman_device_ref(device);
+
+ ret = g_supplicant_interface_scan(wifi->interface, NULL,
+ callback, device);
+ if (ret == 0) {
+ connman_device_set_scanning(device,
+ CONNMAN_SERVICE_TYPE_WIFI, true);
+ } else
+ connman_device_unref(device);
+
+ return ret;
+}
+
+static void hidden_free(struct hidden_params *hidden)
+{
+ if (!hidden)
+ return;
+
+ if (hidden->scan_params)
+ g_supplicant_free_scan_params(hidden->scan_params);
+ g_free(hidden->identity);
+ g_free(hidden->passphrase);
+ g_free(hidden->security);
+ g_free(hidden);
+}
+
+static void scan_callback(int result, GSupplicantInterface *interface,
+ void *user_data)
+{
+ struct connman_device *device = user_data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+ bool scanning;
+
+ DBG("result %d wifi %p", result, wifi);
+
+ if (wifi) {
+ if (wifi->hidden && !wifi->postpone_hidden) {
+ connman_network_clear_hidden(wifi->hidden->user_data);
+ hidden_free(wifi->hidden);
+ wifi->hidden = NULL;
+ }
+
+ if (wifi->scan_params) {
+ g_supplicant_free_scan_params(wifi->scan_params);
+ wifi->scan_params = NULL;
+ }
+ }
+
+ if (result < 0)
+ connman_device_reset_scanning(device);
+
+ /* User is connecting to a hidden AP, let's wait for finished event */
+ if (wifi && wifi->hidden && wifi->postpone_hidden) {
+ GSupplicantScanParams *scan_params;
+ int ret;
+
+ wifi->postpone_hidden = false;
+ scan_params = wifi->hidden->scan_params;
+ wifi->hidden->scan_params = NULL;
+
+ reset_autoscan(device);
+
+ ret = g_supplicant_interface_scan(wifi->interface, scan_params,
+ scan_callback, device);
+ if (ret == 0)
+ return;
+
+ /* On error, let's recall scan_callback, which will cleanup */
+ return scan_callback(ret, interface, user_data);
+ }
+
+ scanning = connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI);
+
+ if (scanning) {
+ connman_device_set_scanning(device,
+ CONNMAN_SERVICE_TYPE_WIFI, false);
+ }
+
+ if (result != -ENOLINK)
+ start_autoscan(device);
+
+ /*
+ * If we are here then we were scanning; however, if we are
+ * also mid-flight disabling the interface, then wifi_disable
+ * has already cleared the device scanning state and
+ * unreferenced the device, obviating the need to do it here.
+ */
+
+ if (scanning)
+ connman_device_unref(device);
+}
+
+static void scan_callback_hidden(int result,
+ GSupplicantInterface *interface, void *user_data)
+{
+ struct connman_device *device = user_data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+ GSupplicantScanParams *scan_params;
+ int ret;
+
+ DBG("result %d wifi %p", result, wifi);
+
+ if (!wifi)
+ goto out;
+
+ /* User is trying to connect to a hidden AP */
+ if (wifi->hidden && wifi->postpone_hidden)
+ goto out;
+
+ scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
+ if (!scan_params)
+ goto out;
+
+ if (get_hidden_connections_params(wifi, scan_params) > 0) {
+ ret = g_supplicant_interface_scan(wifi->interface,
+ scan_params,
+ scan_callback_hidden,
+ device);
+ if (ret == 0)
+ return;
+ }
+
+ g_supplicant_free_scan_params(scan_params);
+
+out:
+ scan_callback(result, interface, user_data);
+}
+
+static gboolean autoscan_timeout(gpointer data)
+{
+ struct connman_device *device = data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+ struct autoscan_params *autoscan;
+ int interval;
+
+ if (!wifi)
+ return FALSE;
+
+ autoscan = wifi->autoscan;
+
+ if (autoscan->interval <= 0) {
+ interval = autoscan->base;
+ goto set_interval;
+ } else
+ interval = autoscan->interval * autoscan->base;
+
+ if (interval > autoscan->limit)
+ interval = autoscan->limit;
+
+ throw_wifi_scan(wifi->device, scan_callback_hidden);
+
+ /*
+ * In case BackgroundScanning is disabled, interval will reach the
+ * limit exactly after the very first passive scanning. It allows
+ * to ensure at most one passive scan is performed in such cases.
+ */
+ if (!connman_setting_get_bool("BackgroundScanning") &&
+ interval == autoscan->limit) {
+ g_source_remove(autoscan->timeout);
+ autoscan->timeout = 0;
+
+ connman_device_unref(device);
+
+ return FALSE;
+ }
+
+set_interval:
+ DBG("interval %d", interval);
+
+ autoscan->interval = interval;
+
+ autoscan->timeout = g_timeout_add_seconds(interval,
+ autoscan_timeout, device);
+
+ return FALSE;
+}
+
+static void start_autoscan(struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ struct autoscan_params *autoscan;
+
+ DBG("");
+
+ if (!wifi)
+ return;
+
+ if (wifi->p2p_device)
+ return;
+
+ if (wifi->connected)
+ return;
+
+ autoscan = wifi->autoscan;
+ if (!autoscan)
+ return;
+
+ if (autoscan->timeout > 0 || autoscan->interval > 0)
+ return;
+
+ connman_device_ref(device);
+
+ autoscan_timeout(device);
+}
+
+static struct autoscan_params *parse_autoscan_params(const char *params)
+{
+ struct autoscan_params *autoscan;
+ char **list_params;
+ int limit;
+ int base;
+
+ DBG("");
+
+ list_params = g_strsplit(params, ":", 0);
+ if (list_params == 0)
+ return NULL;
+
+ if (!g_strcmp0(list_params[0], "exponential") &&
+ g_strv_length(list_params) == 3) {
+ base = atoi(list_params[1]);
+ limit = atoi(list_params[2]);
+ } else if (!g_strcmp0(list_params[0], "single") &&
+ g_strv_length(list_params) == 2)
+ base = limit = atoi(list_params[1]);
+ else {
+ g_strfreev(list_params);
+ return NULL;
+ }
+
+ DBG("Setup %s autoscanning", list_params[0]);
+
+ g_strfreev(list_params);
+
+ autoscan = g_try_malloc0(sizeof(struct autoscan_params));
+ if (!autoscan) {
+ DBG("Could not allocate memory for autoscan");
+ return NULL;
+ }
+
+ DBG("base %d - limit %d", base, limit);
+ autoscan->base = base;
+ autoscan->limit = limit;
+
+ return autoscan;
+}
+
+static void setup_autoscan(struct wifi_data *wifi)
+{
+ /*
+ * If BackgroundScanning is enabled, setup exponential
+ * autoscanning if it has not been previously done.
+ */
+ if (connman_setting_get_bool("BackgroundScanning")) {
+ wifi->autoscan = parse_autoscan_params(AUTOSCAN_EXPONENTIAL);
+ return;
+ }
+
+ /*
+ * On the contrary, if BackgroundScanning is disabled, update autoscan
+ * parameters based on the type of scanning that is being performed.
+ */
+ if (wifi->autoscan) {
+ g_free(wifi->autoscan);
+ wifi->autoscan = NULL;
+ }
+
+ switch (wifi->scanning_type) {
+ case WIFI_SCANNING_PASSIVE:
+ /* Do not setup autoscan. */
+ break;
+ case WIFI_SCANNING_ACTIVE:
+ /* Setup one single passive scan after active. */
+ wifi->autoscan = parse_autoscan_params(AUTOSCAN_SINGLE);
+ break;
+ case WIFI_SCANNING_UNKNOWN:
+ /* Setup autoscan in this case but we should never fall here. */
+ wifi->autoscan = parse_autoscan_params(AUTOSCAN_SINGLE);
+ break;
+ }
+}
+
+static void finalize_interface_creation(struct wifi_data *wifi)
+{
+ DBG("interface is ready wifi %p tethering %d", wifi, wifi->tethering);
+
+ if (!wifi->device) {
+ connman_error("WiFi device not set");
+ return;
+ }
+
+ connman_device_set_powered(wifi->device, true);
+
+ if (wifi->p2p_device)
+ return;
+
+ if (!wifi->autoscan)
+ setup_autoscan(wifi);
+
+ start_autoscan(wifi->device);
+}
+
+static void interface_create_callback(int result,
+ GSupplicantInterface *interface,
+ void *user_data)
+{
+ struct wifi_data *wifi = user_data;
+
+ DBG("result %d ifname %s, wifi %p", result,
+ g_supplicant_interface_get_ifname(interface),
+ wifi);
+
+ if (result < 0 || !wifi)
+ return;
+
+ wifi->interface = interface;
+ g_supplicant_interface_set_data(interface, wifi);
+
+ if (g_supplicant_interface_get_ready(interface)) {
+ wifi->interface_ready = true;
+ finalize_interface_creation(wifi);
+ }
+}
+
+static int wifi_enable(struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ int index;
+ char *interface;
+ const char *driver = connman_option_get_string("wifi");
+ int ret;
+
+ DBG("device %p %p", device, wifi);
+
+ index = connman_device_get_index(device);
+ if (!wifi || index < 0)
+ return -ENODEV;
+
+ if (is_p2p_connecting())
+ return -EINPROGRESS;
+
+ interface = connman_inet_ifname(index);
+ ret = g_supplicant_interface_create(interface, driver, NULL,
+ interface_create_callback,
+ wifi);
+ g_free(interface);
+
+ if (ret < 0)
+ return ret;
+
+ return -EINPROGRESS;
+}
+
+static int wifi_disable(struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ int ret;
+
+ DBG("device %p wifi %p", device, wifi);
+
+ if (!wifi)
+ return -ENODEV;
+
+ wifi->connected = false;
+ wifi->disconnecting = false;
+
+ if (wifi->pending_network)
+ wifi->pending_network = NULL;
+
+ stop_autoscan(device);
+
+ if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
+ g_source_remove(wifi->p2p_find_timeout);
+ wifi->p2p_find_timeout = 0;
+ connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
+ connman_device_unref(wifi->device);
+ }
+
+ /* In case of a user scan, device is still referenced */
+ if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI)) {
+ connman_device_set_scanning(device,
+ CONNMAN_SERVICE_TYPE_WIFI, false);
+ connman_device_unref(wifi->device);
+ }
+
+ remove_networks(device, wifi);
+ remove_peers(wifi);
+
+ ret = g_supplicant_interface_remove(wifi->interface, NULL, NULL);
+ if (ret < 0)
+ return ret;
+
+ return -EINPROGRESS;
+}
+
+struct last_connected {
+ struct timeval modified;
+ gchar *ssid;
+ int freq;
+};
+
+static gint sort_entry(gconstpointer a, gconstpointer b, gpointer user_data)
+{
+ struct timeval *aval = (struct timeval *)a;
+ struct timeval *bval = (struct timeval *)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;
+ struct timeval modified;
+ gchar **services;
+ gchar *str;
+ char *ssid;
+ int i, freq;
+ int num_ssids = 0;
+
+ latest_list = g_sequence_new(free_entry);
+ if (!latest_list)
+ 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]);
+ if (!keyfile)
+ continue;
+
+ str = g_key_file_get_string(keyfile,
+ services[i], "Favorite", NULL);
+ if (!str || g_strcmp0(str, "true")) {
+ 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 || g_strcmp0(str, "true")) {
+ 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) {
+ g_key_file_free(keyfile);
+ continue;
+ }
+ util_iso8601_to_timeval(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) {
+ 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 > max_ssids ? max_ssids : 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, NULL, 0, entry->freq, scan_data,
+ max_ssids, entry->ssid);
+
+ iter = g_sequence_iter_next(iter);
+ }
+
+ g_sequence_free(latest_list);
+ return num_ssids;
+}
+
+static void wifi_update_scanner_type(struct wifi_data *wifi,
+ enum wifi_scanning_type new_type)
+{
+ DBG("");
+
+ if (!wifi || wifi->scanning_type == new_type)
+ return;
+
+ wifi->scanning_type = new_type;
+
+ setup_autoscan(wifi);
+}
+
+static int wifi_scan_simple(struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+
+ reset_autoscan(device);
+
+ /* Distinguish between devices performing passive and active scanning */
+ if (wifi)
+ wifi_update_scanner_type(wifi, WIFI_SCANNING_PASSIVE);
+
+ return throw_wifi_scan(device, scan_callback_hidden);
+}
+
+static gboolean p2p_find_stop(gpointer data)
+{
+ struct connman_device *device = data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+
+ DBG("");
+
+ if (wifi) {
+ wifi->p2p_find_timeout = 0;
+
+ g_supplicant_interface_p2p_stop_find(wifi->interface);
+ }
+
+ connman_device_set_scanning(device, CONNMAN_SERVICE_TYPE_P2P, false);
+
+ connman_device_unref(device);
+ start_autoscan(device);
+
+ return FALSE;
+}
+
+static void p2p_find_callback(int result, GSupplicantInterface *interface,
+ void *user_data)
+{
+ struct connman_device *device = user_data;
+ struct wifi_data *wifi = connman_device_get_data(device);
+
+ DBG("result %d wifi %p", result, wifi);
+
+ if (!wifi)
+ goto error;
+
+ if (wifi->p2p_find_timeout) {
+ g_source_remove(wifi->p2p_find_timeout);
+ wifi->p2p_find_timeout = 0;
+ }
+
+ if (result)
+ goto error;
+
+ wifi->p2p_find_timeout = g_timeout_add_seconds(P2P_FIND_TIMEOUT,
+ p2p_find_stop, device);
+ if (!wifi->p2p_find_timeout)
+ goto error;
+
+ return;
+error:
+ p2p_find_stop(device);
+}
+
+static int p2p_find(struct connman_device *device)
+{
+ struct wifi_data *wifi;
+ int ret;
+
+ DBG("");
+
+ if (!p2p_technology)
+ return -ENOTSUP;
+
+ wifi = connman_device_get_data(device);
+
+ if (g_supplicant_interface_is_p2p_finding(wifi->interface))
+ return -EALREADY;
+
+ reset_autoscan(device);
+ connman_device_ref(device);
+
+ ret = g_supplicant_interface_p2p_find(wifi->interface,
+ p2p_find_callback, device);
+ if (ret) {
+ connman_device_unref(device);
+ start_autoscan(device);
+ } else {
+ connman_device_set_scanning(device,
+ CONNMAN_SERVICE_TYPE_P2P, true);
+ }
+
+ return ret;
+}
+
+/*
+ * Note that the hidden scan is only used when connecting to this specific
+ * hidden AP first time. It is not used when system autoconnects to hidden AP.
+ */
+static int wifi_scan(struct connman_device *device,
+ struct connman_device_scan_params *params)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ GSupplicantScanParams *scan_params = NULL;
+ struct scan_ssid *scan_ssid;
+ struct hidden_params *hidden;
+ int ret;
+ int driver_max_ssids = 0;
+ bool do_hidden;
+ bool scanning;
+
+ if (!wifi)
+ return -ENODEV;
+
+ if (wifi->p2p_device)
+ return -EBUSY;
+
+ if (wifi->tethering)
+ return -EBUSY;
+
+ if (params->type == CONNMAN_SERVICE_TYPE_P2P)
+ return p2p_find(device);
+
+ DBG("device %p wifi %p hidden ssid %s", device, wifi->interface,
+ params->ssid);
+
+ scanning = connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_WIFI);
+
+ if (!params->ssid || params->ssid_len == 0 || params->ssid_len > 32) {
+ if (scanning)
+ return -EALREADY;
+
+ 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_simple(device);
+
+ do_hidden = false;
+ } else {
+ if (scanning && wifi->hidden && wifi->postpone_hidden)
+ return -EALREADY;
+
+ do_hidden = true;
+ }
+
+ scan_params = g_try_malloc0(sizeof(GSupplicantScanParams));
+ if (!scan_params)
+ return -ENOMEM;
+
+ if (do_hidden) {
+ scan_ssid = g_try_new(struct scan_ssid, 1);
+ if (!scan_ssid) {
+ g_free(scan_params);
+ return -ENOMEM;
+ }
+
+ memcpy(scan_ssid->ssid, params->ssid, params->ssid_len);
+ scan_ssid->ssid_len = params->ssid_len;
+ scan_params->ssids = g_slist_prepend(scan_params->ssids,
+ scan_ssid);
+ scan_params->num_ssids = 1;
+
+ hidden = g_try_new0(struct hidden_params, 1);
+ if (!hidden) {
+ g_supplicant_free_scan_params(scan_params);
+ return -ENOMEM;
+ }
+
+ if (wifi->hidden) {
+ hidden_free(wifi->hidden);
+ wifi->hidden = NULL;
+ }
+
+ memcpy(hidden->ssid, params->ssid, params->ssid_len);
+ hidden->ssid_len = params->ssid_len;
+ hidden->identity = g_strdup(params->identity);
+ hidden->passphrase = g_strdup(params->passphrase);
+ hidden->security = g_strdup(params->security);
+ hidden->user_data = params->user_data;
+ wifi->hidden = hidden;
+
+ if (scanning) {
+ /* Let's keep this active scan for later,
+ * when current scan will be over. */
+ wifi->postpone_hidden = TRUE;
+ hidden->scan_params = scan_params;
+
+ return 0;
+ }
+ } else if (wifi->connected) {
+ g_supplicant_free_scan_params(scan_params);
+ return wifi_scan_simple(device);
+ } else if (!params->force_full_scan) {
+ ret = get_latest_connections(driver_max_ssids, scan_params);
+ if (ret <= 0) {
+ g_supplicant_free_scan_params(scan_params);
+ return wifi_scan_simple(device);
+ }
+ }
+
+ /* Distinguish between devices performing passive and active scanning */
+ wifi_update_scanner_type(wifi, WIFI_SCANNING_ACTIVE);
+
+ connman_device_ref(device);
+
+ reset_autoscan(device);
+
+ ret = g_supplicant_interface_scan(wifi->interface, scan_params,
+ scan_callback, device);
+ if (ret == 0) {
+ connman_device_set_scanning(device,
+ CONNMAN_SERVICE_TYPE_WIFI, true);
+ } else {
+ g_supplicant_free_scan_params(scan_params);
+ connman_device_unref(device);
+
+ if (do_hidden) {
+ hidden_free(wifi->hidden);
+ wifi->hidden = NULL;
+ }
+ }
+
+ return ret;
+}
+
+static void wifi_stop_scan(enum connman_service_type type,
+ struct connman_device *device)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+
+ DBG("device %p wifi %p", device, wifi);
+
+ if (!wifi)
+ return;
+
+ if (type == CONNMAN_SERVICE_TYPE_P2P) {
+ if (connman_device_get_scanning(device, CONNMAN_SERVICE_TYPE_P2P)) {
+ g_source_remove(wifi->p2p_find_timeout);
+ p2p_find_stop(device);
+ }
+ }
+}
+
+static void wifi_regdom_callback(int result,
+ const char *alpha2,
+ void *user_data)
+{
+ struct connman_device *device = user_data;
+
+ connman_device_regdom_notify(device, result, alpha2);
+
+ connman_device_unref(device);
+}
+
+static int wifi_set_regdom(struct connman_device *device, const char *alpha2)
+{
+ struct wifi_data *wifi = connman_device_get_data(device);
+ int ret;
+
+ if (!wifi)
+ return -EINVAL;
+
+ connman_device_ref(device);
+
+ ret = g_supplicant_interface_set_country(wifi->interface,
+ wifi_regdom_callback,
+ alpha2, device);
+ if (ret != 0)
+ connman_device_unref(device);
+
+ return ret;
+}
+
+static struct connman_device_driver wifi_ng_driver = {
+ .name = "wifi",
+ .type = CONNMAN_DEVICE_TYPE_WIFI,
+ .priority = CONNMAN_DEVICE_PRIORITY_LOW,
+ .probe = wifi_probe,
+ .remove = wifi_remove,
+ .enable = wifi_enable,
+ .disable = wifi_disable,
+ .scan = wifi_scan,
+ .stop_scan = wifi_stop_scan,
+ .set_regdom = wifi_set_regdom,
+};
+
+static void system_ready(void)
+{
+ DBG("");
+
+ if (connman_device_driver_register(&wifi_ng_driver) < 0)
+ connman_error("Failed to register WiFi driver");
+}
+
+static void system_killed(void)
+{
+ DBG("");
+
+ connman_device_driver_unregister(&wifi_ng_driver);
+}
+
+static int network_probe(struct connman_network *network)
+{
+ DBG("network %p", network);
+
+ return 0;
+}
+
+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)
+ return;
+
+ if (wifi->network != network)
+ return;
+
+ wifi->network = NULL;
+}
+
+static void connect_callback(int result, GSupplicantInterface *interface,
+ void *user_data)
+{
+ struct connman_network *network = user_data;
+
+ DBG("network %p result %d", network, result);
+
+ if (result == -ENOKEY) {
+ connman_network_set_error(network,
+ CONNMAN_NETWORK_ERROR_INVALID_KEY);
+ } else if (result < 0) {
+ connman_network_set_error(network,
+ CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+ }
+
+ connman_network_unref(network);
+}
+
+static GSupplicantSecurity network_security(const char *security)
+{
+ if (g_str_equal(security, "none"))
+ return G_SUPPLICANT_SECURITY_NONE;
+ else if (g_str_equal(security, "wep"))
+ return G_SUPPLICANT_SECURITY_WEP;
+ else if (g_str_equal(security, "psk"))
+ return G_SUPPLICANT_SECURITY_PSK;
+ else if (g_str_equal(security, "wpa"))
+ return G_SUPPLICANT_SECURITY_PSK;
+ else if (g_str_equal(security, "rsn"))
+ return G_SUPPLICANT_SECURITY_PSK;
+ else if (g_str_equal(security, "ieee8021x"))
+ return G_SUPPLICANT_SECURITY_IEEE8021X;
+
+ return G_SUPPLICANT_SECURITY_UNKNOWN;
+}
+
+static void ssid_init(GSupplicantSSID *ssid, struct connman_network *network)
+{
+ const char *security;
+
+ memset(ssid, 0, sizeof(*ssid));
+ ssid->mode = G_SUPPLICANT_MODE_INFRA;
+ ssid->ssid = connman_network_get_blob(network, "WiFi.SSID",
+ &ssid->ssid_len);
+ ssid->scan_ssid = 1;
+ security = connman_network_get_string(network, "WiFi.Security");
+ ssid->security = network_security(security);
+ ssid->passphrase = connman_network_get_string(network,
+ "WiFi.Passphrase");
+
+ ssid->eap = connman_network_get_string(network, "WiFi.EAP");
+
+ /*
+ * If our private key password is unset,
+ * we use the supplied passphrase. That is needed
+ * for PEAP where 2 passphrases (identity and client
+ * cert may have to be provided.
+ */
+ if (!connman_network_get_string(network, "WiFi.PrivateKeyPassphrase"))
+ connman_network_set_string(network,
+ "WiFi.PrivateKeyPassphrase",
+ 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 || strlen(ssid->identity) == 0)
+ ssid->identity = connman_network_get_string(network,
+ "WiFi.AgentIdentity");
+
+ ssid->anonymous_identity = connman_network_get_string(network,
+ "WiFi.AnonymousIdentity");
+ ssid->ca_cert_path = connman_network_get_string(network,
+ "WiFi.CACertFile");
+ ssid->subject_match = connman_network_get_string(network,
+ "WiFi.SubjectMatch");
+ ssid->altsubject_match = connman_network_get_string(network,
+ "WiFi.AltSubjectMatch");
+ ssid->domain_suffix_match = connman_network_get_string(network,
+ "WiFi.DomainSuffixMatch");
+ ssid->domain_match = connman_network_get_string(network,
+ "WiFi.DomainMatch");
+ ssid->client_cert_path = connman_network_get_string(network,
+ "WiFi.ClientCertFile");
+ ssid->private_key_path = connman_network_get_string(network,
+ "WiFi.PrivateKeyFile");
+ ssid->private_key_passphrase = connman_network_get_string(network,
+ "WiFi.PrivateKeyPassphrase");
+ ssid->phase2_auth = connman_network_get_string(network, "WiFi.Phase2");
+
+ ssid->use_wps = connman_network_get_bool(network, "WiFi.UseWPS");
+ ssid->pin_wps = connman_network_get_string(network, "WiFi.PinWPS");
+
+ if (connman_setting_get_bool("BackgroundScanning"))
+ ssid->bgscan = BGSCAN_DEFAULT;
+}
+
+static int network_connect(struct connman_network *network)
+{
+ struct connman_device *device = connman_network_get_device(network);
+ struct wifi_data *wifi;
+ GSupplicantInterface *interface;
+ GSupplicantSSID *ssid;
+
+ DBG("network %p", network);
+
+ if (!device)
+ return -ENODEV;
+
+ wifi = connman_device_get_data(device);
+ if (!wifi)
+ return -ENODEV;
+
+ ssid = g_try_malloc0(sizeof(GSupplicantSSID));
+ if (!ssid)
+ return -ENOMEM;
+
+ interface = wifi->interface;
+
+ ssid_init(ssid, network);
+
+ if (wifi->disconnecting) {
+ wifi->pending_network = network;
+ g_free(ssid);
+ } else {
+ wifi->network = connman_network_ref(network);
+ wifi->retries = 0;
+
+ return g_supplicant_interface_connect(interface, ssid,
+ connect_callback, network);
+ }
+
+ return -EINPROGRESS;
+}
+
+static void disconnect_callback(int result, GSupplicantInterface *interface,
+ void *user_data)
+{
+ struct wifi_data *wifi = user_data;
+
+ DBG("result %d supplicant interface %p wifi %p",
+ result, interface, wifi);
+
+ if (result == -ECONNABORTED) {
+ DBG("wifi interface no longer available");
+ return;
+ }
+
+ if (wifi->network && wifi->network != wifi->pending_network)
+ connman_network_set_connected(wifi->network, false);
+ wifi->network = NULL;
+
+ wifi->disconnecting = false;
+ wifi->connected = false;
+
+ if (wifi->pending_network) {
+ network_connect(wifi->pending_network);
+ wifi->pending_network = NULL;
+ }
+
+ start_autoscan(wifi->device);
+}
+
+static int network_disconnect(struct connman_network *network)
+{
+ struct connman_device *device = connman_network_get_device(network);
+ struct wifi_data *wifi;
+ int err;
+
+ DBG("network %p", network);
+
+ wifi = connman_device_get_data(device);
+ if (!wifi || !wifi->interface)
+ return -ENODEV;
+
+ connman_network_set_associating(network, false);
+
+ if (wifi->disconnecting)
+ return -EALREADY;
+
+ wifi->disconnecting = true;
+
+ err = g_supplicant_interface_disconnect(wifi->interface,
+ disconnect_callback, wifi);
+ if (err < 0)
+ wifi->disconnecting = false;
+
+ return err;
+}
+
+static struct connman_network_driver network_driver = {
+ .name = "wifi",
+ .type = CONNMAN_NETWORK_TYPE_WIFI,
+ .priority = CONNMAN_NETWORK_PRIORITY_LOW,
+ .probe = network_probe,
+ .remove = network_remove,
+ .connect = network_connect,
+ .disconnect = network_disconnect,
+};
+
+static void interface_added(GSupplicantInterface *interface)
+{
+ const char *ifname = g_supplicant_interface_get_ifname(interface);
+ const char *driver = g_supplicant_interface_get_driver(interface);
+ struct wifi_data *wifi;
+
+ wifi = g_supplicant_interface_get_data(interface);
+ if (!wifi) {
+ wifi = get_pending_wifi_data(ifname);
+ if (!wifi)
+ return;
+
+ wifi->interface = interface;
+ g_supplicant_interface_set_data(interface, wifi);
+ p2p_iface_list = g_list_append(p2p_iface_list, wifi);
+ wifi->p2p_device = true;
+ }
+
+ DBG("ifname %s driver %s wifi %p tethering %d",
+ ifname, driver, wifi, wifi->tethering);
+
+ if (!wifi->device) {
+ connman_error("WiFi device not set");
+ return;
+ }
+
+ connman_device_set_powered(wifi->device, true);
+}
+
+static bool is_idle(struct wifi_data *wifi)
+{
+ DBG("state %d", wifi->state);
+
+ switch (wifi->state) {
+ case G_SUPPLICANT_STATE_UNKNOWN:
+ case G_SUPPLICANT_STATE_DISABLED:
+ case G_SUPPLICANT_STATE_DISCONNECTED:
+ case G_SUPPLICANT_STATE_INACTIVE:
+ case G_SUPPLICANT_STATE_SCANNING:
+ return true;
+
+ case G_SUPPLICANT_STATE_AUTHENTICATING:
+ case G_SUPPLICANT_STATE_ASSOCIATING:
+ case G_SUPPLICANT_STATE_ASSOCIATED:
+ case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
+ case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
+ case G_SUPPLICANT_STATE_COMPLETED:
+ return false;
+ }
+
+ return false;
+}
+
+static bool is_idle_wps(GSupplicantInterface *interface,
+ struct wifi_data *wifi)
+{
+ /* First, let's check if WPS processing did not went wrong */
+ if (g_supplicant_interface_get_wps_state(interface) ==
+ G_SUPPLICANT_WPS_STATE_FAIL)
+ return false;
+
+ /* Unlike normal connection, being associated while processing wps
+ * actually means that we are idling. */
+ switch (wifi->state) {
+ case G_SUPPLICANT_STATE_UNKNOWN:
+ case G_SUPPLICANT_STATE_DISABLED:
+ case G_SUPPLICANT_STATE_DISCONNECTED:
+ case G_SUPPLICANT_STATE_INACTIVE:
+ case G_SUPPLICANT_STATE_SCANNING:
+ case G_SUPPLICANT_STATE_ASSOCIATED:
+ return true;
+ case G_SUPPLICANT_STATE_AUTHENTICATING:
+ case G_SUPPLICANT_STATE_ASSOCIATING:
+ case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
+ case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
+ case G_SUPPLICANT_STATE_COMPLETED:
+ return false;
+ }
+
+ return false;
+}
+
+static bool handle_wps_completion(GSupplicantInterface *interface,
+ struct connman_network *network,
+ struct connman_device *device,
+ struct wifi_data *wifi)
+{
+ bool wps;
+
+ wps = connman_network_get_bool(network, "WiFi.UseWPS");
+ if (wps) {
+ const unsigned char *ssid, *wps_ssid;
+ unsigned int ssid_len, wps_ssid_len;
+ const char *wps_key;
+
+ /* Checking if we got associated with requested
+ * network */
+ ssid = connman_network_get_blob(network, "WiFi.SSID",
+ &ssid_len);
+
+ wps_ssid = g_supplicant_interface_get_wps_ssid(
+ interface, &wps_ssid_len);
+
+ if (!wps_ssid || wps_ssid_len != ssid_len ||
+ memcmp(ssid, wps_ssid, ssid_len) != 0) {
+ connman_network_set_associating(network, false);
+ g_supplicant_interface_disconnect(wifi->interface,
+ disconnect_callback, wifi);
+ return false;
+ }
+
+ wps_key = g_supplicant_interface_get_wps_key(interface);
+ connman_network_set_string(network, "WiFi.Passphrase",
+ wps_key);
+
+ connman_network_set_string(network, "WiFi.PinWPS", NULL);
+ }
+
+ return true;
+}
+
+static bool handle_assoc_status_code(GSupplicantInterface *interface,
+ struct wifi_data *wifi)
+{
+ if (wifi->state == G_SUPPLICANT_STATE_ASSOCIATING &&
+ wifi->assoc_code == ASSOC_STATUS_NO_CLIENT &&
+ wifi->load_shaping_retries < LOAD_SHAPING_MAX_RETRIES) {
+ wifi->load_shaping_retries ++;
+ return TRUE;
+ }
+ wifi->load_shaping_retries = 0;
+ return FALSE;
+}
+
+static bool handle_4way_handshake_failure(GSupplicantInterface *interface,
+ struct connman_network *network,
+ struct wifi_data *wifi)
+{
+ struct connman_service *service;
+
+ if (wifi->state != G_SUPPLICANT_STATE_4WAY_HANDSHAKE)
+ return false;
+
+ if (wifi->connected)
+ return false;
+
+ service = connman_service_lookup_from_network(network);
+ if (!service)
+ return false;
+
+ wifi->retries++;
+
+ if (connman_service_get_favorite(service)) {
+ if (wifi->retries < FAVORITE_MAXIMUM_RETRIES)
+ return true;
+ }
+
+ wifi->retries = 0;
+ connman_network_set_error(network, CONNMAN_NETWORK_ERROR_INVALID_KEY);
+
+ return false;
+}
+
+static void interface_state(GSupplicantInterface *interface)
+{
+ struct connman_network *network;
struct connman_device *device;
struct wifi_data *wifi;
- GSupplicantState state = g_supplicant_interface_get_state(interface);
- unsigned char bssid[ETH_ALEN];
- unsigned int bssid_len;
- connman_bool_t wps;
-
- wifi = g_supplicant_interface_get_data(interface);
+ GSupplicantState state = g_supplicant_interface_get_state(interface);
+ bool wps;
+ bool old_connected;
+
+ wifi = g_supplicant_interface_get_data(interface);
+
+ DBG("wifi %p interface state %d", wifi, state);
+
+ if (!wifi)
+ return;
+
+ device = wifi->device;
+ if (!device)
+ return;
+
+ if (state == G_SUPPLICANT_STATE_COMPLETED) {
+ if (wifi->tethering_param) {
+ g_free(wifi->tethering_param->ssid);
+ g_free(wifi->tethering_param);
+ wifi->tethering_param = NULL;
+ }
+
+ if (wifi->tethering)
+ stop_autoscan(device);
+ }
+
+ if (g_supplicant_interface_get_ready(interface) &&
+ !wifi->interface_ready) {
+ wifi->interface_ready = true;
+ finalize_interface_creation(wifi);
+ }
+
+ network = wifi->network;
+ if (!network)
+ return;
+
+ switch (state) {
+ case G_SUPPLICANT_STATE_SCANNING:
+ if (wifi->connected)
+ connman_network_set_connected(network, false);
+
+ break;
+
+ case G_SUPPLICANT_STATE_AUTHENTICATING:
+ case G_SUPPLICANT_STATE_ASSOCIATING:
+ stop_autoscan(device);
+
+ if (!wifi->connected)
+ connman_network_set_associating(network, true);
+
+ break;
+
+ case G_SUPPLICANT_STATE_COMPLETED:
+ /* though it should be already stopped: */
+ stop_autoscan(device);
+
+ if (!handle_wps_completion(interface, network, device, wifi))
+ break;
+
+ connman_network_set_connected(network, true);
+
+ wifi->disconnect_code = 0;
+ wifi->assoc_code = 0;
+ wifi->load_shaping_retries = 0;
+ break;
+
+ case G_SUPPLICANT_STATE_DISCONNECTED:
+ /*
+ * If we're in one of the idle modes, we have
+ * not started association yet and thus setting
+ * those ones to FALSE could cancel an association
+ * in progress.
+ */
+ wps = connman_network_get_bool(network, "WiFi.UseWPS");
+ if (wps)
+ if (is_idle_wps(interface, wifi))
+ break;
+
+ if (is_idle(wifi))
+ break;
+
+ if (handle_assoc_status_code(interface, 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))
+ break;
+
+ /* See table 8-36 Reason codes in IEEE Std 802.11 */
+ switch (wifi->disconnect_code) {
+ case 1: /* Unspecified reason */
+ /* Let's assume it's because we got blocked */
+
+ case 6: /* Class 2 frame received from nonauthenticated STA */
+ connman_network_set_error(network,
+ CONNMAN_NETWORK_ERROR_BLOCKED);
+ break;
+
+ default:
+ break;
+ }
+
+ if (network != wifi->pending_network) {
+ connman_network_set_connected(network, false);
+ connman_network_set_associating(network, false);
+ }
+ wifi->disconnecting = false;
+
+ start_autoscan(device);
+
+ break;
+
+ case G_SUPPLICANT_STATE_INACTIVE:
+ connman_network_set_associating(network, false);
+ start_autoscan(device);
+
+ break;
+
+ case G_SUPPLICANT_STATE_UNKNOWN:
+ case G_SUPPLICANT_STATE_DISABLED:
+ case G_SUPPLICANT_STATE_ASSOCIATED:
+ case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
+ case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
+ break;
+ }
+
+ old_connected = wifi->connected;
+ wifi->state = state;
+
+ /* Saving wpa_s state policy:
+ * If connected and if the state changes are roaming related:
+ * --> We stay connected
+ * If completed
+ * --> We are connected
+ * All other case:
+ * --> We are not connected
+ * */
+ switch (state) {
+ case G_SUPPLICANT_STATE_AUTHENTICATING:
+ case G_SUPPLICANT_STATE_ASSOCIATING:
+ case G_SUPPLICANT_STATE_ASSOCIATED:
+ case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
+ case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
+ if (wifi->connected)
+ connman_warn("Probably roaming right now!"
+ " Staying connected...");
+ break;
+ case G_SUPPLICANT_STATE_SCANNING:
+ wifi->connected = false;
+
+ if (old_connected)
+ start_autoscan(device);
+ break;
+ case G_SUPPLICANT_STATE_COMPLETED:
+ wifi->connected = true;
+ break;
+ default:
+ wifi->connected = false;
+ break;
+ }
+
+ DBG("DONE");
+}
+
+static void interface_removed(GSupplicantInterface *interface)
+{
+ const char *ifname = g_supplicant_interface_get_ifname(interface);
+ struct wifi_data *wifi;
+
+ DBG("ifname %s", ifname);
+
+ wifi = g_supplicant_interface_get_data(interface);
+
+ if (wifi)
+ wifi->interface = NULL;
+
+ if (wifi && wifi->tethering)
+ return;
+
+ if (!wifi || !wifi->device) {
+ DBG("wifi interface already removed");
+ return;
+ }
+
+ connman_device_set_powered(wifi->device, false);
+
+ check_p2p_technology();
+}
+
+static void set_device_type(const char *type, char dev_type[17])
+{
+ const char *oui = "0050F204";
+ const char *category = "0001";
+ const char *sub_category = "0000";
+
+ if (!g_strcmp0(type, "handset")) {
+ category = "000A";
+ sub_category = "0005";
+ } else if (!g_strcmp0(type, "vm") || !g_strcmp0(type, "container"))
+ sub_category = "0001";
+ else if (!g_strcmp0(type, "server"))
+ sub_category = "0002";
+ else if (!g_strcmp0(type, "laptop"))
+ sub_category = "0005";
+ else if (!g_strcmp0(type, "desktop"))
+ sub_category = "0006";
+ else if (!g_strcmp0(type, "tablet"))
+ sub_category = "0009";
+ else if (!g_strcmp0(type, "watch"))
+ category = "00FF";
+
+ snprintf(dev_type, 17, "%s%s%s", category, oui, sub_category);
+}
+
+static void p2p_support(GSupplicantInterface *interface)
+{
+ char dev_type[17] = {};
+ const char *hostname;
+
+ DBG("");
+
+ if (!interface)
+ return;
+
+ if (!g_supplicant_interface_has_p2p(interface))
+ return;
+
+ if (connman_technology_driver_register(&p2p_tech_driver) < 0) {
+ DBG("Could not register P2P technology driver");
+ return;
+ }
+
+ hostname = connman_utsname_get_hostname();
+ if (!hostname)
+ hostname = "ConnMan";
+
+ set_device_type(connman_machine_get_type(), dev_type);
+ g_supplicant_interface_set_p2p_device_config(interface,
+ hostname, dev_type);
+ connman_peer_driver_register(&peer_driver);
+}
+
+static void scan_started(GSupplicantInterface *interface)
+{
+ DBG("");
+}
+
+static void scan_finished(GSupplicantInterface *interface)
+{
+ DBG("");
+}
+
+static void ap_create_fail(GSupplicantInterface *interface)
+{
+ struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
+ int ret;
+
+ if ((wifi->tethering) && (wifi->tethering_param)) {
+ DBG("%s create AP fail \n",
+ g_supplicant_interface_get_ifname(wifi->interface));
+
+ connman_inet_remove_from_bridge(wifi->index, wifi->bridge);
+ wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
+ wifi->tethering = false;
+
+ ret = tech_set_tethering(wifi->tethering_param->technology,
+ wifi->tethering_param->ssid->ssid,
+ wifi->tethering_param->ssid->passphrase,
+ wifi->bridge, true);
+
+ if ((ret == -EOPNOTSUPP) && (wifi_technology)) {
+ connman_technology_tethering_notify(wifi_technology,false);
+ }
+
+ g_free(wifi->tethering_param->ssid);
+ g_free(wifi->tethering_param);
+ wifi->tethering_param = NULL;
+ }
+}
+
+static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
+{
+ unsigned char strength;
+
+ strength = 120 + g_supplicant_network_get_signal(supplicant_network);
+ if (strength > 100)
+ strength = 100;
+
+ return strength;
+}
+
+static void network_added(GSupplicantNetwork *supplicant_network)
+{
+ struct connman_network *network;
+ GSupplicantInterface *interface;
+ struct wifi_data *wifi;
+ const char *name, *identifier, *security, *group, *mode;
+ const unsigned char *ssid;
+ unsigned int ssid_len;
+ bool wps;
+ bool wps_pbc;
+ bool wps_ready;
+ bool wps_advertizing;
+
+ mode = g_supplicant_network_get_mode(supplicant_network);
+ identifier = g_supplicant_network_get_identifier(supplicant_network);
+
+ DBG("%s", identifier);
+
+ if (!g_strcmp0(mode, "adhoc"))
+ return;
+
+ interface = g_supplicant_network_get_interface(supplicant_network);
+ wifi = g_supplicant_interface_get_data(interface);
+ name = g_supplicant_network_get_name(supplicant_network);
+ security = g_supplicant_network_get_security(supplicant_network);
+ group = g_supplicant_network_get_identifier(supplicant_network);
+ wps = g_supplicant_network_get_wps(supplicant_network);
+ wps_pbc = g_supplicant_network_is_wps_pbc(supplicant_network);
+ wps_ready = g_supplicant_network_is_wps_active(supplicant_network);
+ wps_advertizing = g_supplicant_network_is_wps_advertizing(
+ supplicant_network);
+
+ if (!wifi)
+ return;
+
+ ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
+
+ network = connman_device_get_network(wifi->device, identifier);
+
+ if (!network) {
+ network = connman_network_create(identifier,
+ CONNMAN_NETWORK_TYPE_WIFI);
+ if (!network)
+ return;
+
+ connman_network_set_index(network, wifi->index);
+
+ if (connman_device_add_network(wifi->device, network) < 0) {
+ connman_network_unref(network);
+ return;
+ }
+
+ wifi->networks = g_slist_prepend(wifi->networks, network);
+ }
+
+ if (name && name[0] != '\0')
+ connman_network_set_name(network, name);
+
+ connman_network_set_blob(network, "WiFi.SSID",
+ ssid, ssid_len);
+ connman_network_set_string(network, "WiFi.Security", security);
+ connman_network_set_strength(network,
+ calculate_strength(supplicant_network));
+ connman_network_set_bool(network, "WiFi.WPS", wps);
+ connman_network_set_bool(network, "WiFi.WPSAdvertising",
+ wps_advertizing);
+
+ if (wps) {
+ /* Is AP advertizing for WPS association?
+ * If so, we decide to use WPS by default */
+ if (wps_ready && wps_pbc &&
+ wps_advertizing)
+ connman_network_set_bool(network, "WiFi.UseWPS", true);
+ }
+
+ connman_network_set_frequency(network,
+ g_supplicant_network_get_frequency(supplicant_network));
+
+ connman_network_set_available(network, true);
+ connman_network_set_string(network, "WiFi.Mode", mode);
+
+ if (ssid)
+ connman_network_set_group(network, group);
+
+ if (wifi->hidden && ssid) {
+ if (!g_strcmp0(wifi->hidden->security, security) &&
+ wifi->hidden->ssid_len == ssid_len &&
+ !memcmp(wifi->hidden->ssid, ssid, ssid_len)) {
+ connman_network_connect_hidden(network,
+ wifi->hidden->identity,
+ wifi->hidden->passphrase,
+ wifi->hidden->user_data);
+ wifi->hidden->user_data = NULL;
+ hidden_free(wifi->hidden);
+ wifi->hidden = NULL;
+ }
+ }
+}
+
+static void network_removed(GSupplicantNetwork *network)
+{
+ 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)
+ return;
+
+ connman_network = connman_device_get_network(wifi->device, identifier);
+ if (!connman_network)
+ 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;
+ bool update_needed;
+
+ 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)
+ return;
+
+ connman_network = connman_device_get_network(wifi->device, identifier);
+ if (!connman_network)
+ return;
+
+ if (g_str_equal(property, "WPSCapabilities")) {
+ bool wps;
+ bool wps_pbc;
+ bool wps_ready;
+ bool wps_advertizing;
+
+ wps = g_supplicant_network_get_wps(network);
+ wps_pbc = g_supplicant_network_is_wps_pbc(network);
+ wps_ready = g_supplicant_network_is_wps_active(network);
+ wps_advertizing =
+ g_supplicant_network_is_wps_advertizing(network);
+
+ connman_network_set_bool(connman_network, "WiFi.WPS", wps);
+ connman_network_set_bool(connman_network,
+ "WiFi.WPSAdvertising", wps_advertizing);
+
+ if (wps) {
+ /*
+ * Is AP advertizing for WPS association?
+ * If so, we decide to use WPS by default
+ */
+ if (wps_ready && wps_pbc && wps_advertizing)
+ connman_network_set_bool(connman_network,
+ "WiFi.UseWPS", true);
+ }
+
+ update_needed = true;
+ } else if (g_str_equal(property, "Signal")) {
+ connman_network_set_strength(connman_network,
+ calculate_strength(network));
+ update_needed = true;
+ } else
+ update_needed = false;
+
+ if (update_needed)
+ connman_network_update(connman_network);
+}
+
+static void network_associated(GSupplicantNetwork *network)
+{
+ GSupplicantInterface *interface;
+ struct wifi_data *wifi;
+ struct connman_network *connman_network;
+ const char *identifier;
- DBG("wifi %p interface state %d", wifi, state);
+ DBG("");
- if (wifi == NULL)
+ interface = g_supplicant_network_get_interface(network);
+ if (!interface)
return;
- network = wifi->network;
- device = wifi->device;
-
- if (device == NULL || network == NULL)
+ wifi = g_supplicant_interface_get_data(interface);
+ if (!wifi)
return;
- switch (state) {
- case G_SUPPLICANT_STATE_SCANNING:
- break;
-
- case G_SUPPLICANT_STATE_AUTHENTICATING:
- case G_SUPPLICANT_STATE_ASSOCIATING:
- connman_network_set_associating(network, TRUE);
- break;
+ /* P2P networks must not be treated as WiFi networks */
+ if (wifi->p2p_connecting || wifi->p2p_device)
+ return;
- case G_SUPPLICANT_STATE_COMPLETED:
- if (handle_wps_completion(interface, network, device, wifi) ==
- FALSE)
- break;
+ identifier = g_supplicant_network_get_identifier(network);
- /* reset scan trigger and schedule background scan */
- connman_device_schedule_scan(device);
+ connman_network = connman_device_get_network(wifi->device, identifier);
+ if (!connman_network)
+ return;
- if (get_bssid(device, bssid, &bssid_len) == 0)
- connman_network_set_address(network,
- bssid, bssid_len);
- connman_network_set_connected(network, TRUE);
- break;
+ if (wifi->network) {
+ if (wifi->network == connman_network)
+ return;
- case G_SUPPLICANT_STATE_DISCONNECTED:
/*
- * If we're in one of the idle modes, we have
- * not started association yet and thus setting
- * those ones to FALSE could cancel an association
- * in progress.
+ * This should never happen, we got associated with
+ * a network different than the one we were expecting.
*/
- wps = connman_network_get_bool(network, "WiFi.UseWPS");
- if (wps == TRUE)
- if (is_idle_wps(interface, wifi) == TRUE)
- break;
-
- if (is_idle(wifi))
- break;
- connman_network_set_associating(network, FALSE);
- connman_network_set_connected(network, FALSE);
- break;
-
- case G_SUPPLICANT_STATE_INACTIVE:
- connman_network_set_associating(network, FALSE);
- break;
+ DBG("Associated to %p while expecting %p",
+ connman_network, wifi->network);
- case G_SUPPLICANT_STATE_UNKNOWN:
- case G_SUPPLICANT_STATE_ASSOCIATED:
- case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
- case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
- break;
+ connman_network_set_associating(wifi->network, false);
}
- wifi->state = state;
+ DBG("Reconnecting to previous network %p from wpa_s", connman_network);
- DBG("DONE");
+ wifi->network = connman_network_ref(connman_network);
+ wifi->retries = 0;
+
+ /*
+ * Interface state changes callback (interface_state) is always
+ * called before network_associated callback thus we need to call
+ * interface_state again in order to process the new state now that
+ * we have the network properly set.
+ */
+ interface_state(interface);
}
-static void interface_removed(GSupplicantInterface *interface)
+static void sta_authorized(GSupplicantInterface *interface,
+ const char *addr)
{
- const char *ifname = g_supplicant_interface_get_ifname(interface);
- struct wifi_data *wifi;
-
- DBG("ifname %s", ifname);
+ struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
- wifi = g_supplicant_interface_get_data(interface);
+ DBG("wifi %p station %s authorized", wifi, addr);
- if (wifi != NULL && wifi->tethering == TRUE)
+ if (!wifi || !wifi->tethering)
return;
- if (wifi == NULL || wifi->device == NULL) {
- connman_error("Wrong wifi pointer");
+ __connman_tethering_client_register(addr);
+}
+
+static void sta_deauthorized(GSupplicantInterface *interface,
+ const char *addr)
+{
+ struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
+
+ DBG("wifi %p station %s deauthorized", wifi, addr);
+
+ if (!wifi || !wifi->tethering)
return;
- }
- connman_device_set_powered(wifi->device, FALSE);
+ __connman_tethering_client_unregister(addr);
}
-static void scan_started(GSupplicantInterface *interface)
+static void apply_peer_services(GSupplicantPeer *peer,
+ struct connman_peer *connman_peer)
{
- struct wifi_data *wifi;
+ const unsigned char *data;
+ int length;
DBG("");
- wifi = g_supplicant_interface_get_data(interface);
+ connman_peer_reset_services(connman_peer);
- if (wifi == NULL)
- return;
+ data = g_supplicant_peer_get_widi_ies(peer, &length);
+ if (data) {
+ connman_peer_add_service(connman_peer,
+ CONNMAN_PEER_SERVICE_WIFI_DISPLAY, data, length);
+ }
}
-static void scan_finished(GSupplicantInterface *interface)
+static void peer_found(GSupplicantPeer *peer)
{
- struct wifi_data *wifi;
+ GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
+ struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
+ struct connman_peer *connman_peer;
+ const char *identifier, *name;
+ int ret;
- DBG("");
+ identifier = g_supplicant_peer_get_identifier(peer);
+ name = g_supplicant_peer_get_name(peer);
- wifi = g_supplicant_interface_get_data(interface);
+ DBG("ident: %s", identifier);
- if (wifi == NULL)
+ connman_peer = connman_peer_get(wifi->device, identifier);
+ if (connman_peer)
return;
+
+ connman_peer = connman_peer_create(identifier);
+ connman_peer_set_name(connman_peer, name);
+ connman_peer_set_device(connman_peer, wifi->device);
+ apply_peer_services(peer, connman_peer);
+
+ ret = connman_peer_register(connman_peer);
+ if (ret < 0 && ret != -EALREADY)
+ connman_peer_unref(connman_peer);
+ else
+ wifi->peers = g_slist_prepend(wifi->peers, connman_peer);
}
-static unsigned char calculate_strength(GSupplicantNetwork *supplicant_network)
+static void peer_lost(GSupplicantPeer *peer)
{
- unsigned char strength;
+ GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
+ struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
+ struct connman_peer *connman_peer;
+ const char *identifier;
- strength = 120 + g_supplicant_network_get_signal(supplicant_network);
- if (strength > 100)
- strength = 100;
+ if (!wifi)
+ return;
- return strength;
+ identifier = g_supplicant_peer_get_identifier(peer);
+
+ DBG("ident: %s", identifier);
+
+ connman_peer = connman_peer_get(wifi->device, identifier);
+ if (connman_peer) {
+ if (wifi->p2p_connecting &&
+ wifi->pending_peer == connman_peer) {
+ peer_connect_timeout(wifi);
+ }
+ connman_peer_unregister(connman_peer);
+ connman_peer_unref(connman_peer);
+ }
+
+ wifi->peers = g_slist_remove(wifi->peers, connman_peer);
}
-static void network_added(GSupplicantNetwork *supplicant_network)
+static void peer_changed(GSupplicantPeer *peer, GSupplicantPeerState state)
{
- struct connman_network *network;
- GSupplicantInterface *interface;
- struct wifi_data *wifi;
- const char *name, *identifier, *mode, *security, *group;
- const unsigned char *ssid;
- unsigned int ssid_len;
- connman_bool_t wps;
+ GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
+ struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
+ enum connman_peer_state p_state = CONNMAN_PEER_STATE_UNKNOWN;
+ struct connman_peer *connman_peer;
+ const char *identifier;
- DBG("");
+ identifier = g_supplicant_peer_get_identifier(peer);
- interface = g_supplicant_network_get_interface(supplicant_network);
- wifi = g_supplicant_interface_get_data(interface);
- name = g_supplicant_network_get_name(supplicant_network);
- identifier = g_supplicant_network_get_identifier(supplicant_network);
- mode = g_supplicant_network_get_mode(supplicant_network);
- security = g_supplicant_network_get_security(supplicant_network);
- group = g_supplicant_network_get_identifier(supplicant_network);
- wps = g_supplicant_network_get_wps(supplicant_network);
+ DBG("ident: %s", identifier);
- if (wifi == NULL)
+ if (!wifi)
return;
- ssid = g_supplicant_network_get_ssid(supplicant_network, &ssid_len);
+ connman_peer = connman_peer_get(wifi->device, identifier);
+ if (!connman_peer)
+ return;
- network = connman_device_get_network(wifi->device, identifier);
+ switch (state) {
+ case G_SUPPLICANT_PEER_SERVICES_CHANGED:
+ apply_peer_services(peer, connman_peer);
+ connman_peer_services_changed(connman_peer);
+ return;
+ case G_SUPPLICANT_PEER_GROUP_CHANGED:
+ if (!g_supplicant_peer_is_in_a_group(peer))
+ p_state = CONNMAN_PEER_STATE_IDLE;
+ else
+ p_state = CONNMAN_PEER_STATE_CONFIGURATION;
+ break;
+ case G_SUPPLICANT_PEER_GROUP_STARTED:
+ break;
+ case G_SUPPLICANT_PEER_GROUP_FINISHED:
+ p_state = CONNMAN_PEER_STATE_IDLE;
+ break;
+ case G_SUPPLICANT_PEER_GROUP_JOINED:
+ connman_peer_set_iface_address(connman_peer,
+ g_supplicant_peer_get_iface_address(peer));
+ break;
+ case G_SUPPLICANT_PEER_GROUP_DISCONNECTED:
+ p_state = CONNMAN_PEER_STATE_IDLE;
+ break;
+ case G_SUPPLICANT_PEER_GROUP_FAILED:
+ if (g_supplicant_peer_has_requested_connection(peer))
+ p_state = CONNMAN_PEER_STATE_IDLE;
+ else
+ p_state = CONNMAN_PEER_STATE_FAILURE;
+ break;
+ }
- if (network == NULL) {
- network = connman_network_create(identifier,
- CONNMAN_NETWORK_TYPE_WIFI);
- if (network == NULL)
- return;
+ if (p_state == CONNMAN_PEER_STATE_CONFIGURATION ||
+ p_state == CONNMAN_PEER_STATE_FAILURE) {
+ if (wifi->p2p_connecting
+ && connman_peer == wifi->pending_peer)
+ peer_cancel_timeout(wifi);
+ else
+ p_state = CONNMAN_PEER_STATE_UNKNOWN;
+ }
- connman_network_set_index(network, wifi->index);
+ if (p_state == CONNMAN_PEER_STATE_UNKNOWN)
+ return;
- if (connman_device_add_network(wifi->device, network) < 0) {
- connman_network_unref(network);
+ if (p_state == CONNMAN_PEER_STATE_CONFIGURATION) {
+ GSupplicantInterface *g_iface;
+ struct wifi_data *g_wifi;
+
+ g_iface = g_supplicant_peer_get_group_interface(peer);
+ if (!g_iface)
return;
- }
- }
- if (name != NULL && name[0] != '\0')
- connman_network_set_name(network, name);
+ g_wifi = g_supplicant_interface_get_data(g_iface);
+ if (!g_wifi)
+ return;
- connman_network_set_blob(network, "WiFi.SSID",
- ssid, ssid_len);
- connman_network_set_string(network, "WiFi.Mode", mode);
- connman_network_set_string(network, "WiFi.Security", security);
- connman_network_set_strength(network,
- calculate_strength(supplicant_network));
- connman_network_set_bool(network, "WiFi.WPS", wps);
+ connman_peer_set_as_master(connman_peer,
+ !g_supplicant_peer_is_client(peer));
+ connman_peer_set_sub_device(connman_peer, g_wifi->device);
- connman_network_set_available(network, TRUE);
+ /*
+ * If wpa_supplicant didn't create a dedicated p2p-group
+ * interface then mark this interface as p2p_device to avoid
+ * scan and auto-scan are launched on it while P2P is connected.
+ */
+ if (!g_list_find(p2p_iface_list, g_wifi))
+ wifi->p2p_device = true;
+ }
- if (ssid != NULL)
- connman_network_set_group(network, group);
+ connman_peer_set_state(connman_peer, p_state);
}
-static void network_removed(GSupplicantNetwork *network)
+static void peer_request(GSupplicantPeer *peer)
{
- GSupplicantInterface *interface;
- struct wifi_data *wifi;
- const char *name, *identifier;
+ GSupplicantInterface *iface = g_supplicant_peer_get_interface(peer);
+ struct wifi_data *wifi = g_supplicant_interface_get_data(iface);
+ struct connman_peer *connman_peer;
+ const char *identifier;
- 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);
+ identifier = g_supplicant_peer_get_identifier(peer);
- DBG("name %s", name);
+ DBG("ident: %s", identifier);
- if (wifi != NULL)
- connman_device_remove_network(wifi->device, identifier);
+ connman_peer = connman_peer_get(wifi->device, identifier);
+ if (!connman_peer)
+ return;
+
+ connman_peer_request_connection(connman_peer);
}
static void debug(const char *str)
connman_debug("%s", str);
}
+static void disconnect_reasoncode(GSupplicantInterface *interface,
+ int reasoncode)
+{
+ struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
+
+ if (wifi != NULL) {
+ wifi->disconnect_code = reasoncode;
+ }
+}
+
+static void assoc_status_code(GSupplicantInterface *interface, int status_code)
+{
+ struct wifi_data *wifi = g_supplicant_interface_get_data(interface);
+
+ if (wifi != NULL) {
+ wifi->assoc_code = status_code;
+ }
+}
+
static const GSupplicantCallbacks callbacks = {
.system_ready = system_ready,
.system_killed = system_killed,
.interface_added = interface_added,
.interface_state = interface_state,
.interface_removed = interface_removed,
+ .p2p_support = p2p_support,
.scan_started = scan_started,
.scan_finished = scan_finished,
+ .ap_create_fail = ap_create_fail,
.network_added = network_added,
.network_removed = network_removed,
+ .network_changed = network_changed,
+ .network_associated = network_associated,
+ .sta_authorized = sta_authorized,
+ .sta_deauthorized = sta_deauthorized,
+ .peer_found = peer_found,
+ .peer_lost = peer_lost,
+ .peer_changed = peer_changed,
+ .peer_request = peer_request,
.debug = debug,
+ .disconnect_reasoncode = disconnect_reasoncode,
+ .assoc_status_code = assoc_status_code,
};
wifi_technology = NULL;
}
-struct wifi_tethering_info {
- struct wifi_data *wifi;
- struct connman_technology *technology;
- char *ifname;
- const char *bridge;
- GSupplicantSSID *ssid;
-};
-
static GSupplicantSSID *ssid_ap_init(const char *ssid, const char *passphrase)
{
GSupplicantSSID *ap;
ap = g_try_malloc0(sizeof(GSupplicantSSID));
- if (ap == NULL)
+ if (!ap)
return NULL;
ap->mode = G_SUPPLICANT_MODE_MASTER;
ap->scan_ssid = 0;
ap->freq = 2412;
- if (passphrase == NULL || strlen(passphrase) == 0) {
+ if (!passphrase || strlen(passphrase) == 0) {
ap->security = G_SUPPLICANT_SECURITY_NONE;
ap->passphrase = NULL;
} else {
- ap->security = G_SUPPLICANT_SECURITY_PSK;
+ ap->security = G_SUPPLICANT_SECURITY_PSK;
ap->protocol = G_SUPPLICANT_PROTO_RSN;
ap->pairwise_cipher = G_SUPPLICANT_PAIRWISE_CCMP;
ap->group_cipher = G_SUPPLICANT_GROUP_CCMP;
- ap->passphrase = passphrase;
+ ap->passphrase = passphrase;
}
return ap;
struct wifi_tethering_info *info = user_data;
DBG("result %d index %d bridge %s",
- result, info->wifi->index, info->bridge);
+ result, info->wifi->index, info->wifi->bridge);
- if (result < 0) {
+ if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
connman_inet_remove_from_bridge(info->wifi->index,
- info->bridge);
- connman_technology_tethering_notify(info->technology, FALSE);
+ info->wifi->bridge);
+
+ if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
+ connman_technology_tethering_notify(info->technology, false);
+ g_free(info->wifi->tethering_param->ssid);
+ g_free(info->wifi->tethering_param);
+ info->wifi->tethering_param = NULL;
+ }
}
g_free(info->ifname);
void *user_data)
{
struct wifi_tethering_info *info = user_data;
- struct connman_technology *technology;
DBG("result %d ifname %s", result,
g_supplicant_interface_get_ifname(interface));
- if (result < 0) {
+ if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
connman_inet_remove_from_bridge(info->wifi->index,
- info->bridge);
- connman_technology_tethering_notify(info->technology, FALSE);
+ info->wifi->bridge);
+
+ if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
+ connman_technology_tethering_notify(info->technology, false);
+ g_free(info->wifi->tethering_param->ssid);
+ g_free(info->wifi->tethering_param);
+ info->wifi->tethering_param = NULL;
+
+ }
g_free(info->ifname);
+ g_free(info->ssid);
g_free(info);
return;
}
info->wifi->interface = interface;
- technology = info->technology;
g_supplicant_interface_set_data(interface, info->wifi);
if (g_supplicant_interface_set_apscan(interface, 2) < 0)
DBG("ifname %s result %d ", info->ifname, result);
- if (result < 0) {
- info->wifi->tethering = TRUE;
+ if ((result < 0) || (info->wifi->ap_supported != WIFI_AP_SUPPORTED)) {
+ info->wifi->tethering = false;
+ connman_technology_tethering_notify(info->technology, false);
+
+ if (info->wifi->ap_supported == WIFI_AP_SUPPORTED) {
+ g_free(info->wifi->tethering_param->ssid);
+ g_free(info->wifi->tethering_param);
+ info->wifi->tethering_param = NULL;
+ }
g_free(info->ifname);
+ g_free(info->ssid);
g_free(info);
return;
}
info->wifi->interface = NULL;
- connman_technology_tethering_notify(info->technology, TRUE);
- connman_inet_add_to_bridge(info->wifi->index, info->bridge);
-
- g_supplicant_interface_create(info->ifname, driver, info->bridge,
+ g_supplicant_interface_create(info->ifname, driver, info->wifi->bridge,
ap_create_callback,
info);
}
-static int tech_set_tethering(struct connman_technology *technology,
- const char *identifier, const char *passphrase,
- const char *bridge, connman_bool_t enabled)
+static int enable_wifi_tethering(struct connman_technology *technology,
+ const char *bridge, const char *identifier,
+ const char *passphrase, bool available)
{
GList *list;
GSupplicantInterface *interface;
struct wifi_tethering_info *info;
const char *ifname;
unsigned int mode;
- int err;
-
- DBG("");
-
- if (enabled == FALSE) {
- for (list = iface_list; list; list = list->next) {
- wifi = list->data;
-
- if (wifi->tethering == TRUE) {
- wifi->tethering = FALSE;
-
- connman_inet_remove_from_bridge(wifi->index,
- bridge);
- }
- }
-
- connman_technology_tethering_notify(technology, FALSE);
-
- return 0;
- }
+ int err, berr = 0;
for (list = iface_list; list; list = list->next) {
wifi = list->data;
+ DBG("wifi %p network %p pending_network %p", wifi,
+ wifi->network, wifi->pending_network);
+
interface = wifi->interface;
- if (interface == NULL)
+ if (!interface)
continue;
ifname = g_supplicant_interface_get_ifname(wifi->interface);
+ if (!ifname)
+ continue;
+
+ if (wifi->ap_supported == WIFI_AP_NOT_SUPPORTED) {
+ DBG("%s does not support AP mode (detected)", ifname);
+ continue;
+ }
mode = g_supplicant_interface_get_mode(interface);
if ((mode & G_SUPPLICANT_CAPABILITY_MODE_AP) == 0) {
- DBG("%s does not support AP mode", ifname);
+ wifi->ap_supported = WIFI_AP_NOT_SUPPORTED;
+ DBG("%s does not support AP mode (capability)", ifname);
continue;
}
+ if (wifi->network && available)
+ continue;
+
info = g_try_malloc0(sizeof(struct wifi_tethering_info));
- if (info == NULL)
+ if (!info)
+ return -ENOMEM;
+
+ wifi->tethering_param = g_try_malloc0(sizeof(struct wifi_tethering_info));
+ if (!wifi->tethering_param) {
+ g_free(info);
return -ENOMEM;
+ }
info->wifi = wifi;
info->technology = technology;
- info->bridge = bridge;
+ info->wifi->bridge = bridge;
info->ssid = ssid_ap_init(identifier, passphrase);
- if (info->ssid == NULL) {
- g_free(info);
- continue;
- }
+ if (!info->ssid)
+ goto failed;
+
info->ifname = g_strdup(ifname);
- if (info->ifname == NULL) {
- g_free(info);
- continue;
- }
- info->wifi->tethering = TRUE;
+ wifi->tethering_param->technology = technology;
+ wifi->tethering_param->ssid = ssid_ap_init(identifier, passphrase);
+ if (!wifi->tethering_param->ssid)
+ goto failed;
+
+ info->wifi->tethering = true;
+ info->wifi->ap_supported = WIFI_AP_SUPPORTED;
+
+ berr = connman_technology_tethering_notify(technology, true);
+ if (berr < 0)
+ goto failed;
err = g_supplicant_interface_remove(interface,
sta_remove_callback,
info);
- if (err == 0)
- return err;
+ if (err >= 0) {
+ DBG("tethering wifi %p ifname %s", wifi, ifname);
+ return 0;
+ }
+
+ failed:
+ g_free(info->ifname);
+ g_free(info->ssid);
+ g_free(info);
+ g_free(wifi->tethering_param);
+ wifi->tethering_param = NULL;
+
+ /*
+ * Remove bridge if it was correctly created but remove
+ * operation failed. Instead, if bridge creation failed then
+ * break out and do not try again on another interface,
+ * bridge set-up does not depend on it.
+ */
+ if (berr == 0)
+ connman_technology_tethering_notify(technology, false);
+ else
+ break;
}
return -EOPNOTSUPP;
}
-static void regdom_callback(void *user_data)
+static int tech_set_tethering(struct connman_technology *technology,
+ const char *identifier, const char *passphrase,
+ const char *bridge, bool enabled)
{
- char *alpha2 = user_data;
+ GList *list;
+ struct wifi_data *wifi;
+ int err;
+
+ DBG("");
+
+ if (!enabled) {
+ for (list = iface_list; list; list = list->next) {
+ wifi = list->data;
+
+ if (wifi->tethering) {
+ wifi->tethering = false;
+
+ connman_inet_remove_from_bridge(wifi->index,
+ bridge);
+ wifi->bridged = false;
+ }
+ }
+
+ connman_technology_tethering_notify(technology, false);
+
+ return 0;
+ }
+
+ DBG("trying tethering for available devices");
+ err = enable_wifi_tethering(technology, bridge, identifier, passphrase,
+ true);
+ if (err < 0) {
+ DBG("trying tethering for any device");
+ err = enable_wifi_tethering(technology, bridge, identifier,
+ passphrase, false);
+ }
+
+ return err;
+}
+
+static void regdom_callback(int result, const char *alpha2, void *user_data)
+{
DBG("");
- if (wifi_technology == NULL)
+ if (!wifi_technology)
return;
+ if (result != 0)
+ alpha2 = NULL;
+
connman_technology_regdom_notify(wifi_technology, alpha2);
}
static int tech_set_regdom(struct connman_technology *technology, const char *alpha2)
{
- return g_supplicant_set_country(alpha2, regdom_callback, alpha2);
+ return g_supplicant_set_country(alpha2, regdom_callback, NULL);
}
static struct connman_technology_driver tech_driver = {