Пример #1
0
static void
set_property (GObject *object, guint prop_id,
		    const GValue *value, GParamSpec *pspec)
{
	NMAccessPoint *ap = NM_AP (object);

	switch (prop_id) {
	case PROP_FLAGS:
		nm_ap_set_flags (ap, g_value_get_uint (value));
		break;
	case PROP_WPA_FLAGS:
		nm_ap_set_wpa_flags (ap, g_value_get_uint (value));
		break;
	case PROP_RSN_FLAGS:
		nm_ap_set_rsn_flags (ap, g_value_get_uint (value));
		break;
	case PROP_SSID:
		nm_ap_set_ssid (ap, (GByteArray *) g_value_get_boxed (value));
		break;
	case PROP_FREQUENCY:
		nm_ap_set_freq (ap, g_value_get_uint (value));
		break;
	case PROP_MODE:
		nm_ap_set_mode (ap, g_value_get_uint (value));
		break;
	case PROP_MAX_BITRATE:
		nm_ap_set_max_bitrate (ap, g_value_get_uint (value));
		break;
	case PROP_STRENGTH:
		nm_ap_set_strength (ap, g_value_get_schar (value));
		break;
	case PROP_HW_ADDRESS:
		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;
}
static void
foreach_property_cb (gpointer key, gpointer value, gpointer user_data)
{
	GValue *variant = (GValue *) value;
	NMAccessPoint *ap = (NMAccessPoint *) user_data;

	if (G_VALUE_HOLDS_BOXED (variant)) {
		GArray *array = g_value_get_boxed (variant);

		if (!strcmp (key, "ssid")) {
			guint32 len = MIN (IW_ESSID_MAX_SIZE, array->len);
			GByteArray * ssid;

			/* Stupid ieee80211 layer uses <hidden> */
			if (((len == 8) || (len == 9))
				&& (memcmp (array->data, "<hidden>", 8) == 0))
				return;

			if (nm_utils_is_empty_ssid ((const guint8 *) array->data, len))
				return;

			ssid = g_byte_array_sized_new (len);
			g_byte_array_append (ssid, (const guint8 *) array->data, len);
			nm_ap_set_ssid (ap, ssid);
			g_byte_array_free (ssid, TRUE);
		} else if (!strcmp (key, "bssid")) {
			struct ether_addr addr;

			if (array->len != ETH_ALEN)
				return;
			memset (&addr, 0, sizeof (struct ether_addr));
			memcpy (&addr, array->data, ETH_ALEN);
			nm_ap_set_address (ap, &addr);
		} else if (!strcmp (key, "wpaie")) {
			guint8 * ie = (guint8 *) array->data;
			guint32 flags = nm_ap_get_wpa_flags (ap);

			if (array->len <= 0 || array->len > WPA_MAX_IE_LEN)
				return;
			flags = nm_ap_add_security_from_ie (flags, ie, array->len);
			nm_ap_set_wpa_flags (ap, flags);
		} else if (!strcmp (key, "rsnie")) {
			guint8 * ie = (guint8 *) array->data;
			guint32 flags = nm_ap_get_rsn_flags (ap);

			if (array->len <= 0 || array->len > WPA_MAX_IE_LEN)
				return;
			flags = nm_ap_add_security_from_ie (flags, ie, array->len);
			nm_ap_set_rsn_flags (ap, flags);
		}
	} else if (G_VALUE_HOLDS_INT (variant)) {
		gint32 int_val = g_value_get_int (variant);

		if (!strcmp (key, "frequency")) {
			nm_ap_set_freq (ap, (guint32) int_val);
		} else if (!strcmp (key, "maxrate")) {
			/* Supplicant reports as b/s, we use Kb/s internally */
			nm_ap_set_max_bitrate (ap, int_val / 1000);
		}
	} else if (G_VALUE_HOLDS_UINT (variant)) {
		guint32 val = g_value_get_uint (variant);

		if (!strcmp (key, "capabilities")) {
			if (val & IEEE80211_CAP_ESS) {
				nm_ap_set_mode (ap, NM_802_11_MODE_INFRA);
			} else if (val & IEEE80211_CAP_IBSS) {
				nm_ap_set_mode (ap, NM_802_11_MODE_ADHOC);
			}

			if (val & IEEE80211_CAP_PRIVACY) {
				guint32 flags = nm_ap_get_flags (ap);
				nm_ap_set_flags (ap, flags | NM_802_11_AP_FLAGS_PRIVACY);
			}
		}
	}
}
Пример #4
0
void
nm_ap_update_from_properties (NMAccessPoint *ap,
                              const char *supplicant_path,
                              GVariant *properties)
{
	NMAccessPointPrivate *priv;
	char *addr;
	const guint8 *bytes;
	GVariant *v;
	gsize len;
	gboolean b = FALSE;
	const char *s;
	gint16 i16;
	guint16 u16;

	g_return_if_fail (ap != NULL);
	g_return_if_fail (properties != NULL);
	priv = NM_AP_GET_PRIVATE (ap);

	g_object_freeze_notify (G_OBJECT (ap));

	if (g_variant_lookup (properties, "Privacy", "b", &b) && b)
		nm_ap_set_flags (ap, priv->flags | NM_802_11_AP_FLAGS_PRIVACY);

	if (g_variant_lookup (properties, "Mode", "&s", &s)) {
		if (!g_strcmp0 (s, "infrastructure"))
			nm_ap_set_mode (ap, NM_802_11_MODE_INFRA);
		else if (!g_strcmp0 (s, "ad-hoc"))
			nm_ap_set_mode (ap, NM_802_11_MODE_ADHOC);
	}

	if (g_variant_lookup (properties, "Signal", "n", &i16))
		nm_ap_set_strength (ap, nm_ap_utils_level_to_quality (i16));

	if (g_variant_lookup (properties, "Frequency", "q", &u16))
		nm_ap_set_freq (ap, u16);

	v = g_variant_lookup_value (properties, "SSID", G_VARIANT_TYPE_BYTESTRING);
	if (v) {
		bytes = g_variant_get_fixed_array (v, &len, 1);
		len = MIN (32, len);

		/* Stupid ieee80211 layer uses <hidden> */
		if (   bytes && len
		    && !(((len == 8) || (len == 9)) && !memcmp (bytes, "<hidden>", 8))
		    && !nm_utils_is_empty_ssid (bytes, len))
			nm_ap_set_ssid (ap, bytes, len);

		g_variant_unref (v);
	}

	v = g_variant_lookup_value (properties, "BSSID", G_VARIANT_TYPE_BYTESTRING);
	if (v) {
		bytes = g_variant_get_fixed_array (v, &len, 1);
		if (len == ETH_ALEN) {
			addr = nm_utils_hwaddr_ntoa (bytes, len);
			nm_ap_set_address (ap, addr);
			g_free (addr);
		}
		g_variant_unref (v);
	}

	v = g_variant_lookup_value (properties, "Rates", G_VARIANT_TYPE ("au")); 
	if (v) {
		const guint32 *rates = g_variant_get_fixed_array (v, &len, sizeof (guint32));
		guint32 maxrate = 0;
		int i;

		/* Find the max AP rate */
		for (i = 0; i < len; i++) {
			if (rates[i] > maxrate) {
				maxrate = rates[i];
				nm_ap_set_max_bitrate (ap, rates[i] / 1000);
			}
		}
		g_variant_unref (v);
	}

	v = g_variant_lookup_value (properties, "WPA", G_VARIANT_TYPE_VARDICT);
	if (v) {
		nm_ap_set_wpa_flags (ap, priv->wpa_flags | security_from_vardict (v));
		g_variant_unref (v);
	}

	v = g_variant_lookup_value (properties, "RSN", G_VARIANT_TYPE_VARDICT);
	if (v) {
		nm_ap_set_rsn_flags (ap, priv->rsn_flags | security_from_vardict (v));
		g_variant_unref (v);
	}

	if (!priv->supplicant_path)
		priv->supplicant_path = g_strdup (supplicant_path);

	nm_ap_set_last_seen (ap, nm_utils_get_monotonic_timestamp_s ());
	priv->fake = FALSE;

	g_object_thaw_notify (G_OBJECT (ap));
}
Пример #5
0
static void
foreach_property_cb (gpointer key, gpointer value, gpointer user_data)
{
	GValue *variant = (GValue *) value;
	NMAccessPoint *ap = (NMAccessPoint *) user_data;

	if (G_VALUE_HOLDS_BOXED (variant)) {
		GArray *array = g_value_get_boxed (variant);

		if (!strcmp (key, "SSID")) {
			guint32 len = MIN (32, array->len);
			GByteArray *ssid;

			/* Stupid ieee80211 layer uses <hidden> */
			if (((len == 8) || (len == 9))
				&& (memcmp (array->data, "<hidden>", 8) == 0))
				return;

			if (nm_utils_is_empty_ssid ((const guint8 *) array->data, len))
				return;

			ssid = g_byte_array_sized_new (len);
			g_byte_array_append (ssid, (const guint8 *) array->data, len);
			nm_ap_set_ssid (ap, ssid);
			g_byte_array_free (ssid, TRUE);
		} else if (!strcmp (key, "BSSID")) {
			struct ether_addr addr;

			if (array->len != ETH_ALEN)
				return;
			memset (&addr, 0, sizeof (struct ether_addr));
			memcpy (&addr, array->data, ETH_ALEN);
			nm_ap_set_address (ap, &addr);
		} else if (!strcmp (key, "Rates")) {
			guint32 maxrate = 0;
			int i;

			/* Find the max AP rate */
			for (i = 0; i < array->len; i++) {
				guint32 r = g_array_index (array, guint32, i);

				if (r > maxrate) {
					maxrate = r;
					nm_ap_set_max_bitrate (ap, r / 1000);
				}
			}
		} else if (!strcmp (key, "WPA")) {
			NM80211ApSecurityFlags flags = nm_ap_get_wpa_flags (ap);

			flags |= security_from_dict (g_value_get_boxed (variant));
			nm_ap_set_wpa_flags (ap, flags);
		} else if (!strcmp (key, "RSN")) {
			NM80211ApSecurityFlags flags = nm_ap_get_rsn_flags (ap);

			flags |= security_from_dict (g_value_get_boxed (variant));
			nm_ap_set_rsn_flags (ap, flags);
		}
	} else if (G_VALUE_HOLDS_UINT (variant)) {
		guint32 val = g_value_get_uint (variant);

		if (!strcmp (key, "Frequency"))
			nm_ap_set_freq (ap, val);
	} else if (G_VALUE_HOLDS_INT (variant)) {
		gint val = g_value_get_int (variant);

		if (!strcmp (key, "Signal"))
			nm_ap_set_strength (ap, nm_ap_utils_level_to_quality (val));
	} else if (G_VALUE_HOLDS_STRING (variant)) {
		const char *val = g_value_get_string (variant);

		if (val && !strcmp (key, "Mode")) {
			if (strcmp (val, "infrastructure") == 0)
				nm_ap_set_mode (ap, NM_802_11_MODE_INFRA);
			else if (strcmp (val, "ad-hoc") == 0)
				nm_ap_set_mode (ap, NM_802_11_MODE_ADHOC);
		}
	} else if (G_VALUE_HOLDS_BOOLEAN (variant)) {
		gboolean val = g_value_get_boolean (variant);

		if (strcmp (key, "Privacy") == 0) {
			if (val) {
				NM80211ApFlags flags = nm_ap_get_flags (ap);
				nm_ap_set_flags (ap, flags | NM_802_11_AP_FLAGS_PRIVACY);
			}
		}
	}
}