static void
get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
NMSettingWireless *setting = NM_SETTING_WIRELESS (object);
switch (prop_id) {
case PROP_SSID:
g_value_set_boxed (value, nm_setting_wireless_get_ssid (setting));
break;
case PROP_MODE:
g_value_set_string (value, nm_setting_wireless_get_mode (setting));
break;
case PROP_BAND:
g_value_set_string (value, nm_setting_wireless_get_band (setting));
break;
case PROP_CHANNEL:
g_value_set_uint (value, nm_setting_wireless_get_channel (setting));
break;
case PROP_BSSID:
g_value_set_boxed (value, nm_setting_wireless_get_bssid (setting));
break;
case PROP_RATE:
g_value_set_uint (value, nm_setting_wireless_get_rate (setting));
break;
case PROP_TX_POWER:
g_value_set_uint (value, nm_setting_wireless_get_tx_power (setting));
break;
case PROP_MAC_ADDRESS:
g_value_set_boxed (value, nm_setting_wireless_get_mac_address (setting));
break;
case PROP_CLONED_MAC_ADDRESS:
g_value_set_boxed (value, nm_setting_wireless_get_cloned_mac_address (setting));
break;
case PROP_MAC_ADDRESS_BLACKLIST:
g_value_set_boxed (value, nm_setting_wireless_get_mac_address_blacklist (setting));
break;
case PROP_MTU:
g_value_set_uint (value, nm_setting_wireless_get_mtu (setting));
break;
case PROP_SEEN_BSSIDS:
g_value_set_boxed (value, NM_SETTING_WIRELESS_GET_PRIVATE (setting)->seen_bssids);
break;
case PROP_SEC:
g_value_set_string (value, NM_SETTING_WIRELESS_GET_PRIVATE (setting)->security);
break;
case PROP_HIDDEN:
g_value_set_boolean (value, nm_setting_wireless_get_hidden (setting));
break;
case PROP_POWERSAVE:
g_value_set_uint (value, nm_setting_wireless_get_powersave (setting));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
NMAccessPoint *
nm_ap_new_fake_from_connection (NMConnection *connection)
{
NMAccessPoint *ap;
NMSettingWireless *s_wireless;
NMSettingWirelessSecurity *s_wireless_sec;
const GByteArray *ssid;
const char *mode, *band, *key_mgmt;
guint32 channel, flags;
gboolean psk = FALSE, eap = FALSE;
g_return_val_if_fail (connection != NULL, NULL);
s_wireless = NM_SETTING_WIRELESS (nm_connection_get_setting (connection, NM_TYPE_SETTING_WIRELESS));
g_return_val_if_fail (s_wireless != NULL, NULL);
ssid = nm_setting_wireless_get_ssid (s_wireless);
g_return_val_if_fail (ssid != NULL, NULL);
g_return_val_if_fail (ssid->len > 0, NULL);
ap = nm_ap_new ();
nm_ap_set_fake (ap, TRUE);
nm_ap_set_ssid (ap, ssid);
// FIXME: bssid too?
mode = nm_setting_wireless_get_mode (s_wireless);
if (mode) {
if (!strcmp (mode, "infrastructure"))
nm_ap_set_mode (ap, NM_802_11_MODE_INFRA);
else if (!strcmp (mode, "adhoc"))
nm_ap_set_mode (ap, NM_802_11_MODE_ADHOC);
else
goto error;
} else {
nm_ap_set_mode (ap, NM_802_11_MODE_INFRA);
}
band = nm_setting_wireless_get_band (s_wireless);
channel = nm_setting_wireless_get_channel (s_wireless);
if (band && channel) {
guint32 freq = channel_to_freq (channel, band);
if (freq == 0)
goto error;
nm_ap_set_freq (ap, freq);
}
s_wireless_sec = (NMSettingWirelessSecurity *) nm_connection_get_setting (connection, NM_TYPE_SETTING_WIRELESS_SECURITY);
/* Assume presence of a security setting means the AP is encrypted */
if (!s_wireless_sec)
goto done;
key_mgmt = nm_setting_wireless_security_get_key_mgmt (s_wireless_sec);
/* Everything below here uses encryption */
nm_ap_set_flags (ap, nm_ap_get_flags (ap) | NM_802_11_AP_FLAGS_PRIVACY);
/* Static & Dynamic WEP */
if (!strcmp (key_mgmt, "none") || !strcmp (key_mgmt, "ieee8021x"))
goto done;
psk = !strcmp (key_mgmt, "wpa-psk");
eap = !strcmp (key_mgmt, "wpa-eap");
if (psk || eap) {
if (has_proto (s_wireless_sec, PROTO_WPA)) {
flags = nm_ap_get_wpa_flags (ap);
flags |= eap ? NM_802_11_AP_SEC_KEY_MGMT_802_1X : NM_802_11_AP_SEC_KEY_MGMT_PSK;
nm_ap_set_wpa_flags (ap, flags);
}
if (has_proto (s_wireless_sec, PROTO_RSN)) {
flags = nm_ap_get_rsn_flags (ap);
flags |= eap ? NM_802_11_AP_SEC_KEY_MGMT_802_1X : NM_802_11_AP_SEC_KEY_MGMT_PSK;
nm_ap_set_rsn_flags (ap, flags);
}
add_pair_ciphers (ap, s_wireless_sec);
add_group_ciphers (ap, s_wireless_sec);
} else if (!strcmp (key_mgmt, "wpa-none")) {
guint32 i;
/* Ad-Hoc has special requirements: proto=WPA, pairwise=(none), and
* group=TKIP/CCMP (but not both).
*/
flags = nm_ap_get_wpa_flags (ap);
flags |= NM_802_11_AP_SEC_KEY_MGMT_PSK;
/* Clear ciphers; pairwise must be unset anyway, and group gets set below */
flags &= ~( NM_802_11_AP_SEC_PAIR_WEP40
| NM_802_11_AP_SEC_PAIR_WEP104
| NM_802_11_AP_SEC_PAIR_TKIP
| NM_802_11_AP_SEC_PAIR_CCMP
| NM_802_11_AP_SEC_GROUP_WEP40
| NM_802_11_AP_SEC_GROUP_WEP104
| NM_802_11_AP_SEC_GROUP_TKIP
| NM_802_11_AP_SEC_GROUP_CCMP);
for (i = 0; i < nm_setting_wireless_security_get_num_groups (s_wireless_sec); i++) {
if (!strcmp (nm_setting_wireless_security_get_group (s_wireless_sec, i), "ccmp")) {
flags |= NM_802_11_AP_SEC_GROUP_CCMP;
break;
}
}
/* Default to TKIP since not all WPA-capable cards can do CCMP */
if (!(flags & NM_802_11_AP_SEC_GROUP_CCMP))
flags |= NM_802_11_AP_SEC_GROUP_TKIP;
nm_ap_set_wpa_flags (ap, flags);
/* Don't use Ad-Hoc RSN yet */
nm_ap_set_rsn_flags (ap, NM_802_11_AP_SEC_NONE);
}
done:
return ap;
error:
g_object_unref (ap);
return NULL;
}
gboolean
nm_supplicant_config_add_setting_wireless (NMSupplicantConfig * self,
NMSettingWireless * setting,
guint32 fixed_freq,
GError **error)
{
NMSupplicantConfigPrivate *priv;
gboolean is_adhoc, is_ap;
const char *mode, *band;
guint32 channel;
GBytes *ssid;
const char *bssid;
g_return_val_if_fail (NM_IS_SUPPLICANT_CONFIG (self), FALSE);
g_return_val_if_fail (setting != NULL, FALSE);
g_return_val_if_fail (!error || !*error, FALSE);
priv = NM_SUPPLICANT_CONFIG_GET_PRIVATE (self);
mode = nm_setting_wireless_get_mode (setting);
is_adhoc = (mode && !strcmp (mode, "adhoc")) ? TRUE : FALSE;
is_ap = (mode && !strcmp (mode, "ap")) ? TRUE : FALSE;
if (is_adhoc || is_ap)
priv->ap_scan = 2;
else
priv->ap_scan = 1;
ssid = nm_setting_wireless_get_ssid (setting);
if (!nm_supplicant_config_add_option (self, "ssid",
(char *) g_bytes_get_data (ssid, NULL),
g_bytes_get_size (ssid),
FALSE,
error))
return FALSE;
if (is_adhoc) {
if (!nm_supplicant_config_add_option (self, "mode", "1", -1, FALSE, error))
return FALSE;
}
if (is_ap) {
if (!nm_supplicant_config_add_option (self, "mode", "2", -1, FALSE, error))
return FALSE;
}
if ((is_adhoc || is_ap) && fixed_freq) {
gs_free char *str_freq = NULL;
str_freq = g_strdup_printf ("%u", fixed_freq);
if (!nm_supplicant_config_add_option (self, "frequency", str_freq, -1, FALSE, error))
return FALSE;
}
/* Except for Ad-Hoc and Hotspot, request that the driver probe for the
* specific SSID we want to associate with.
*/
if (!(is_adhoc || is_ap)) {
if (!nm_supplicant_config_add_option (self, "scan_ssid", "1", -1, FALSE, error))
return FALSE;
}
bssid = nm_setting_wireless_get_bssid (setting);
if (bssid) {
if (!nm_supplicant_config_add_option (self, "bssid",
bssid, strlen (bssid),
FALSE,
error))
return FALSE;
}
band = nm_setting_wireless_get_band (setting);
channel = nm_setting_wireless_get_channel (setting);
if (band) {
if (channel) {
guint32 freq;
gs_free char *str_freq = NULL;
freq = nm_utils_wifi_channel_to_freq (channel, band);
str_freq = g_strdup_printf ("%u", freq);
if (!nm_supplicant_config_add_option (self, "freq_list", str_freq, -1, FALSE, error))
return FALSE;
} else {
const char *freqs = NULL;
if (!strcmp (band, "a"))
freqs = wifi_freqs_to_string (FALSE);
else if (!strcmp (band, "bg"))
freqs = wifi_freqs_to_string (TRUE);
if (freqs && !nm_supplicant_config_add_option (self, "freq_list", freqs, strlen (freqs), FALSE, error))
return FALSE;
}
}
return TRUE;
}
static void
populate_ui (CEPageWifi *self)
{
CEPageWifiPrivate *priv = CE_PAGE_WIFI_GET_PRIVATE (self);
NMSettingWireless *setting = priv->setting;
GBytes *ssid;
const char *mode;
const char *band;
int band_idx = 0;
int rate_def;
int tx_power_def;
int mtu_def;
char *utf8_ssid;
const char *s_ifname, *s_mac, *s_bssid;
GPtrArray *bssid_array;
char **bssid_list;
guint32 idx;
rate_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_RATE);
g_signal_connect (priv->rate, "output",
G_CALLBACK (ce_spin_output_with_automatic),
GINT_TO_POINTER (rate_def));
g_signal_connect_swapped (priv->rate, "value-changed", G_CALLBACK (ce_page_changed), self);
tx_power_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_TX_POWER);
g_signal_connect (priv->tx_power, "output",
G_CALLBACK (ce_spin_output_with_automatic),
GINT_TO_POINTER (tx_power_def));
g_signal_connect_swapped (priv->tx_power, "value-changed", G_CALLBACK (ce_page_changed), self);
mtu_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_MTU);
g_signal_connect (priv->mtu, "output",
G_CALLBACK (ce_spin_output_with_automatic),
GINT_TO_POINTER (mtu_def));
g_signal_connect_swapped (priv->mtu, "value-changed", G_CALLBACK (ce_page_changed), self);
ssid = nm_setting_wireless_get_ssid (setting);
mode = nm_setting_wireless_get_mode (setting);
band = nm_setting_wireless_get_band (setting);
if (ssid)
utf8_ssid = nm_utils_ssid_to_utf8 (g_bytes_get_data (ssid, NULL),
g_bytes_get_size (ssid));
else
utf8_ssid = g_strdup ("");
gtk_entry_set_text (priv->ssid, utf8_ssid);
g_signal_connect_swapped (priv->ssid, "changed", G_CALLBACK (ce_page_changed), self);
g_free (utf8_ssid);
/* Default to Infrastructure */
gtk_combo_box_set_active (priv->mode, 0);
if (!g_strcmp0 (mode, "ap"))
gtk_combo_box_set_active (priv->mode, 1);
if (!g_strcmp0 (mode, "adhoc"))
gtk_combo_box_set_active (priv->mode, 2);
mode_combo_changed_cb (priv->mode, self);
g_signal_connect (priv->mode, "changed", G_CALLBACK (mode_combo_changed_cb), self);
g_signal_connect (priv->channel, "output",
G_CALLBACK (channel_spin_output_cb),
self);
g_signal_connect (priv->channel, "input",
G_CALLBACK (channel_spin_input_cb),
self);
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), FALSE);
if (band) {
if (!strcmp (band, "a")) {
band_idx = 1;
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), TRUE);
} else if (!strcmp (band, "bg")) {
band_idx = 2;
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), TRUE);
}
}
gtk_combo_box_set_active (priv->band, band_idx);
g_signal_connect (priv->band, "changed",
G_CALLBACK (band_value_changed_cb),
self);
/* Update the channel _after_ the band has been set so that it gets
* the right values */
priv->last_channel = nm_setting_wireless_get_channel (setting);
gtk_spin_button_set_value (priv->channel, (gdouble) priv->last_channel);
g_signal_connect_swapped (priv->channel, "value-changed", G_CALLBACK (ce_page_changed), self);
/* BSSID */
bssid_array = g_ptr_array_new ();
for (idx = 0; idx < nm_setting_wireless_get_num_seen_bssids (setting); idx++)
g_ptr_array_add (bssid_array, g_strdup (nm_setting_wireless_get_seen_bssid (setting, idx)));
g_ptr_array_add (bssid_array, NULL);
bssid_list = (char **) g_ptr_array_free (bssid_array, FALSE);
s_bssid = nm_setting_wireless_get_bssid (setting);
ce_page_setup_mac_combo (CE_PAGE (self), GTK_COMBO_BOX (priv->bssid),
s_bssid, bssid_list);
g_strfreev (bssid_list);
g_signal_connect_swapped (priv->bssid, "changed", G_CALLBACK (ce_page_changed), self);
/* Device MAC address */
s_ifname = nm_connection_get_interface_name (CE_PAGE (self)->connection);
s_mac = nm_setting_wireless_get_mac_address (setting);
ce_page_setup_device_combo (CE_PAGE (self), GTK_COMBO_BOX (priv->device_combo),
NM_TYPE_DEVICE_WIFI, s_ifname,
s_mac, NM_DEVICE_WIFI_PERMANENT_HW_ADDRESS, TRUE);
g_signal_connect_swapped (priv->device_combo, "changed", G_CALLBACK (ce_page_changed), self);
/* Cloned MAC address */
s_mac = nm_setting_wireless_get_cloned_mac_address (setting);
if (s_mac)
gtk_entry_set_text (priv->cloned_mac, s_mac);
g_signal_connect_swapped (priv->cloned_mac, "changed", G_CALLBACK (ce_page_changed), self);
gtk_spin_button_set_value (priv->rate, (gdouble) nm_setting_wireless_get_rate (setting));
gtk_spin_button_set_value (priv->tx_power, (gdouble) nm_setting_wireless_get_tx_power (setting));
gtk_spin_button_set_value (priv->mtu, (gdouble) nm_setting_wireless_get_mtu (setting));
}
gboolean
nm_ap_check_compatible (NMAccessPoint *self,
NMConnection *connection)
{
NMAccessPointPrivate *priv;
NMSettingWireless *s_wireless;
NMSettingWirelessSecurity *s_wireless_sec;
GBytes *ssid;
const char *mode;
const char *band;
const char *bssid;
guint32 channel;
g_return_val_if_fail (NM_IS_AP (self), FALSE);
g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
priv = NM_AP_GET_PRIVATE (self);
s_wireless = nm_connection_get_setting_wireless (connection);
if (s_wireless == NULL)
return FALSE;
ssid = nm_setting_wireless_get_ssid (s_wireless);
if ( (ssid && !priv->ssid)
|| (priv->ssid && !ssid))
return FALSE;
if ( ssid && priv->ssid &&
!nm_utils_same_ssid (g_bytes_get_data (ssid, NULL), g_bytes_get_size (ssid),
priv->ssid->data, priv->ssid->len,
TRUE))
return FALSE;
bssid = nm_setting_wireless_get_bssid (s_wireless);
if (bssid && (!priv->address || !nm_utils_hwaddr_matches (bssid, -1, priv->address, -1)))
return FALSE;
mode = nm_setting_wireless_get_mode (s_wireless);
if (mode) {
if (!strcmp (mode, "infrastructure") && (priv->mode != NM_802_11_MODE_INFRA))
return FALSE;
if (!strcmp (mode, "adhoc") && (priv->mode != NM_802_11_MODE_ADHOC))
return FALSE;
if ( !strcmp (mode, "ap")
&& (priv->mode != NM_802_11_MODE_INFRA || priv->hotspot != TRUE))
return FALSE;
}
band = nm_setting_wireless_get_band (s_wireless);
if (band) {
guint ap_band = freq_to_band (priv->freq);
if (!strcmp (band, "a") && ap_band != 5)
return FALSE;
else if (!strcmp (band, "bg") && ap_band != 2)
return FALSE;
}
channel = nm_setting_wireless_get_channel (s_wireless);
if (channel) {
guint32 ap_chan = nm_utils_wifi_freq_to_channel (priv->freq);
if (channel != ap_chan)
return FALSE;
}
s_wireless_sec = nm_connection_get_setting_wireless_security (connection);
return nm_setting_wireless_ap_security_compatible (s_wireless,
s_wireless_sec,
priv->flags,
priv->wpa_flags,
priv->rsn_flags,
priv->mode);
}
gboolean
nm_ap_check_compatible (NMAccessPoint *self,
NMConnection *connection)
{
NMAccessPointPrivate *priv;
NMSettingWireless *s_wireless;
NMSettingWirelessSecurity *s_wireless_sec;
const char *mode;
const char *band;
const GByteArray *bssid;
guint32 channel;
g_return_val_if_fail (NM_IS_AP (self), FALSE);
g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
priv = NM_AP_GET_PRIVATE (self);
s_wireless = NM_SETTING_WIRELESS (nm_connection_get_setting (connection, NM_TYPE_SETTING_WIRELESS));
if (s_wireless == NULL)
return FALSE;
if (!nm_utils_same_ssid (nm_setting_wireless_get_ssid (s_wireless), priv->ssid, TRUE))
return FALSE;
bssid = nm_setting_wireless_get_bssid (s_wireless);
if (bssid && memcmp (bssid->data, &priv->address, ETH_ALEN))
return FALSE;
mode = nm_setting_wireless_get_mode (s_wireless);
if (mode) {
if (!strcmp (mode, "infrastructure") && (priv->mode != NM_802_11_MODE_INFRA))
return FALSE;
if (!strcmp (mode, "adhoc") && (priv->mode != NM_802_11_MODE_ADHOC))
return FALSE;
}
band = nm_setting_wireless_get_band (s_wireless);
if (band) {
if (!strcmp (band, "a")) {
if (priv->freq < 4915 || priv->freq > 5825)
return FALSE;
} else if (!strcmp (band, "bg")) {
if (priv->freq < 2412 || priv->freq > 2484)
return FALSE;
}
}
channel = nm_setting_wireless_get_channel (s_wireless);
if (channel) {
guint32 ap_chan = nm_utils_wifi_freq_to_channel (priv->freq);
if (channel != ap_chan)
return FALSE;
}
s_wireless_sec = (NMSettingWirelessSecurity *) nm_connection_get_setting (connection,
NM_TYPE_SETTING_WIRELESS_SECURITY);
return nm_setting_wireless_ap_security_compatible (s_wireless,
s_wireless_sec,
nm_ap_get_flags (self),
nm_ap_get_wpa_flags (self),
nm_ap_get_rsn_flags (self),
nm_ap_get_mode (self));
}
static void
populate_ui (CEPageWireless *self)
{
CEPageWirelessPrivate *priv = CE_PAGE_WIRELESS_GET_PRIVATE (self);
NMSettingWireless *setting = priv->setting;
const GByteArray *ssid = NULL;
const char *mode = NULL;
const char *band = NULL;
int band_idx = 0;
int rate_def;
int tx_power_def;
int mtu_def;
char *utf8_ssid;
rate_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_RATE);
g_signal_connect (priv->rate, "output",
G_CALLBACK (ce_spin_output_with_default),
GINT_TO_POINTER (rate_def));
g_signal_connect_swapped (priv->rate, "value-changed", G_CALLBACK (ce_page_changed), self);
tx_power_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_TX_POWER);
g_signal_connect (priv->tx_power, "output",
G_CALLBACK (ce_spin_output_with_default),
GINT_TO_POINTER (tx_power_def));
g_signal_connect_swapped (priv->tx_power, "value-changed", G_CALLBACK (ce_page_changed), self);
mtu_def = ce_get_property_default (NM_SETTING (setting), NM_SETTING_WIRELESS_MTU);
g_signal_connect (priv->mtu, "output",
G_CALLBACK (ce_spin_output_with_default),
GINT_TO_POINTER (mtu_def));
g_signal_connect_swapped (priv->mtu, "value-changed", G_CALLBACK (ce_page_changed), self);
g_object_get (setting,
NM_SETTING_WIRELESS_SSID, &ssid,
NM_SETTING_WIRELESS_MODE, &mode,
NM_SETTING_WIRELESS_BAND, &band,
NULL);
if (ssid)
utf8_ssid = nm_utils_ssid_to_utf8 ((const char *) ssid->data, ssid->len);
else
utf8_ssid = g_strdup ("");
gtk_entry_set_text (priv->ssid, utf8_ssid);
g_signal_connect_swapped (priv->ssid, "changed", G_CALLBACK (ce_page_changed), self);
g_free (utf8_ssid);
/* Default to Infrastructure */
gtk_combo_box_set_active (priv->mode, 0);
if (mode && !strcmp (mode, "adhoc"))
gtk_combo_box_set_active (priv->mode, 1);
g_signal_connect_swapped (priv->mode, "changed", G_CALLBACK (ce_page_changed), self);
g_signal_connect (priv->channel, "output",
G_CALLBACK (channel_spin_output_cb),
self);
g_signal_connect (priv->channel, "input",
G_CALLBACK (channel_spin_input_cb),
self);
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), FALSE);
if (band) {
if (!strcmp (band ? band : "", "a")) {
band_idx = 1;
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), TRUE);
} else if (!strcmp (band ? band : "", "bg")) {
band_idx = 2;
gtk_widget_set_sensitive (GTK_WIDGET (priv->channel), TRUE);
}
}
gtk_combo_box_set_active (priv->band, band_idx);
g_signal_connect (priv->band, "changed",
G_CALLBACK (band_value_changed_cb),
self);
/* Update the channel _after_ the band has been set so that it gets
* the right values */
priv->last_channel = nm_setting_wireless_get_channel (setting);
gtk_spin_button_set_value (priv->channel, (gdouble) priv->last_channel);
g_signal_connect_swapped (priv->channel, "value-changed", G_CALLBACK (ce_page_changed), self);
/* BSSID */
ce_page_mac_to_entry (nm_setting_wireless_get_bssid (setting), priv->bssid);
g_signal_connect_swapped (priv->bssid, "changed", G_CALLBACK (ce_page_changed), self);
/* MAC address */
ce_page_mac_to_entry (nm_setting_wireless_get_mac_address (setting), priv->mac);
g_signal_connect_swapped (priv->mac, "changed", G_CALLBACK (ce_page_changed), self);
gtk_spin_button_set_value (priv->rate, (gdouble) nm_setting_wireless_get_rate (setting));
gtk_spin_button_set_value (priv->tx_power, (gdouble) nm_setting_wireless_get_tx_power (setting));
gtk_spin_button_set_value (priv->mtu, (gdouble) nm_setting_wireless_get_mtu (setting));
}
/**
* nm_access_point_connection_valid:
* @ap: an #NMAccessPoint to validate @connection against
* @connection: an #NMConnection to validate against @ap
*
* Validates a given connection against a given Wi-Fi access point to ensure that
* the connection may be activated with that AP. The connection must match the
* @ap's SSID, (if given) BSSID, and other attributes like security settings,
* channel, band, etc.
*
* Returns: %TRUE if the connection may be activated with this Wi-Fi AP,
* %FALSE if it cannot be.
**/
gboolean
nm_access_point_connection_valid (NMAccessPoint *ap, NMConnection *connection)
{
NMSettingConnection *s_con;
NMSettingWireless *s_wifi;
NMSettingWirelessSecurity *s_wsec;
const char *ctype, *ap_bssid_str;
const GByteArray *setting_ssid;
const GByteArray *ap_ssid;
const GByteArray *setting_bssid;
struct ether_addr *ap_bssid;
const char *setting_mode;
NM80211Mode ap_mode;
const char *setting_band;
guint32 ap_freq, setting_chan, ap_chan;
s_con = nm_connection_get_setting_connection (connection);
g_assert (s_con);
ctype = nm_setting_connection_get_connection_type (s_con);
if (strcmp (ctype, NM_SETTING_WIRELESS_SETTING_NAME) != 0)
return FALSE;
s_wifi = nm_connection_get_setting_wireless (connection);
if (!s_wifi)
return FALSE;
/* SSID checks */
ap_ssid = nm_access_point_get_ssid (ap);
g_warn_if_fail (ap_ssid != NULL);
setting_ssid = nm_setting_wireless_get_ssid (s_wifi);
if (!setting_ssid || !ap_ssid || (setting_ssid->len != ap_ssid->len))
return FALSE;
if (memcmp (setting_ssid->data, ap_ssid->data, ap_ssid->len) != 0)
return FALSE;
/* BSSID checks */
ap_bssid_str = nm_access_point_get_bssid (ap);
g_warn_if_fail (ap_bssid_str);
setting_bssid = nm_setting_wireless_get_bssid (s_wifi);
if (setting_bssid && ap_bssid_str) {
g_assert (setting_bssid->len == ETH_ALEN);
ap_bssid = ether_aton (ap_bssid_str);
g_warn_if_fail (ap_bssid);
if (ap_bssid) {
if (memcmp (ap_bssid->ether_addr_octet, setting_bssid->data, ETH_ALEN) != 0)
return FALSE;
}
}
/* Mode */
ap_mode = nm_access_point_get_mode (ap);
g_warn_if_fail (ap_mode != NM_802_11_MODE_UNKNOWN);
setting_mode = nm_setting_wireless_get_mode (s_wifi);
if (setting_mode && ap_mode) {
if (!strcmp (setting_mode, "infrastructure") && (ap_mode != NM_802_11_MODE_INFRA))
return FALSE;
if (!strcmp (setting_mode, "adhoc") && (ap_mode != NM_802_11_MODE_ADHOC))
return FALSE;
/* Hotspot never matches against APs as it's a device-specific mode. */
if (!strcmp (setting_mode, "ap"))
return FALSE;
}
/* Band and Channel/Frequency */
ap_freq = nm_access_point_get_frequency (ap);
if (ap_freq) {
setting_band = nm_setting_wireless_get_band (s_wifi);
if (g_strcmp0 (setting_band, "a") == 0) {
if (ap_freq < 4915 || ap_freq > 5825)
return FALSE;
} else if (g_strcmp0 (setting_band, "bg") == 0) {
if (ap_freq < 2412 || ap_freq > 2484)
return FALSE;
}
setting_chan = nm_setting_wireless_get_channel (s_wifi);
if (setting_chan) {
ap_chan = nm_utils_wifi_freq_to_channel (ap_freq);
if (setting_chan != ap_chan)
return FALSE;
}
}
s_wsec = nm_connection_get_setting_wireless_security (connection);
if (!nm_setting_wireless_ap_security_compatible (s_wifi,
s_wsec,
nm_access_point_get_flags (ap),
nm_access_point_get_wpa_flags (ap),
nm_access_point_get_rsn_flags (ap),
ap_mode))
return FALSE;
return TRUE;
}