コード例 #1
0
int orinoco_wiphy_register(struct wiphy *wiphy)
{
	struct orinoco_private *priv = wiphy_priv(wiphy);
	int i, channels = 0;

	if (priv->firmware_type == FIRMWARE_TYPE_AGERE)
		wiphy->max_scan_ssids = 1;
	else
		wiphy->max_scan_ssids = 0;

	wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);

	if (priv->has_ibss)
		wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);

	if (!priv->broken_monitor || force_monitor)
		wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR);

	priv->band.bitrates = orinoco_rates;
	priv->band.n_bitrates = ARRAY_SIZE(orinoco_rates);

	
	for (i = 0; i < NUM_CHANNELS; i++) {
		if (priv->channel_mask & (1 << i)) {
			priv->channels[i].center_freq =
				ieee80211_dsss_chan_to_freq(i + 1);
			channels++;
		}
	}
	priv->band.channels = priv->channels;
	priv->band.n_channels = channels;

	wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
	wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;

	i = 0;
	if (priv->has_wep) {
		priv->cipher_suites[i] = WLAN_CIPHER_SUITE_WEP40;
		i++;

		if (priv->has_big_wep) {
			priv->cipher_suites[i] = WLAN_CIPHER_SUITE_WEP104;
			i++;
		}
	}
	if (priv->has_wpa) {
		priv->cipher_suites[i] = WLAN_CIPHER_SUITE_TKIP;
		i++;
	}
	wiphy->cipher_suites = priv->cipher_suites;
	wiphy->n_cipher_suites = i;

	wiphy->rts_threshold = priv->rts_thresh;
	if (!priv->has_mwo)
		wiphy->frag_threshold = priv->frag_thresh + 1;
	wiphy->retry_short = priv->short_retry_limit;
	wiphy->retry_long = priv->long_retry_limit;

	return wiphy_register(wiphy);
}
コード例 #2
0
void orinoco_add_extscan_result(struct orinoco_private *priv,
				struct agere_ext_scan_info *bss,
				size_t len)
{
	struct wiphy *wiphy = priv_to_wiphy(priv);
	struct ieee80211_channel *channel;
	struct cfg80211_bss *cbss;
	const u8 *ie;
	u64 timestamp;
	s32 signal;
	u16 capability;
	u16 beacon_interval;
	size_t ie_len;
	int chan, freq;

	ie_len = len - sizeof(*bss);
	ie = cfg80211_find_ie(WLAN_EID_DS_PARAMS, bss->data, ie_len);
	chan = ie ? ie[2] : 0;
	freq = ieee80211_dsss_chan_to_freq(chan);
	channel = ieee80211_get_channel(wiphy, freq);

	timestamp = le64_to_cpu(bss->timestamp);
	capability = le16_to_cpu(bss->capabilities);
	beacon_interval = le16_to_cpu(bss->beacon_interval);
	ie = bss->data;
	signal = SIGNAL_TO_MBM(bss->level);

	cbss = cfg80211_inform_bss(wiphy, channel, bss->bssid, timestamp,
				   capability, beacon_interval, ie, ie_len,
				   signal, GFP_KERNEL);
	cfg80211_put_bss(cbss);
}
コード例 #3
0
static void orinoco_add_hostscan_result(struct orinoco_private *priv,
					const union hermes_scan_info *bss)
{
	struct wiphy *wiphy = priv_to_wiphy(priv);
	struct ieee80211_channel *channel;
	struct cfg80211_bss *cbss;
	u8 *ie;
	u8 ie_buf[46];
	u64 timestamp;
	s32 signal;
	u16 capability;
	u16 beacon_interval;
	int ie_len;
	int freq;
	int len;

	len = le16_to_cpu(bss->a.essid_len);

	/* Reconstruct SSID and bitrate IEs to pass up */
	ie_buf[0] = WLAN_EID_SSID;
	ie_buf[1] = len;
	memcpy(&ie_buf[2], bss->a.essid, len);

	ie = ie_buf + len + 2;
	ie_len = ie_buf[1] + 2;
	switch (priv->firmware_type) {
	case FIRMWARE_TYPE_SYMBOL:
		ie_len += symbol_build_supp_rates(ie, bss->s.rates);
		break;

	case FIRMWARE_TYPE_INTERSIL:
		ie_len += prism_build_supp_rates(ie, bss->p.rates);
		break;

	case FIRMWARE_TYPE_AGERE:
	default:
		break;
	}

	freq = ieee80211_dsss_chan_to_freq(le16_to_cpu(bss->a.channel));
	channel = ieee80211_get_channel(wiphy, freq);
	if (!channel) {
		printk(KERN_DEBUG "Invalid channel designation %04X(%04X)",
			bss->a.channel, freq);
		return;	/* Then ignore it for now */
	}
	timestamp = 0;
	capability = le16_to_cpu(bss->a.capabilities);
	beacon_interval = le16_to_cpu(bss->a.beacon_interv);
	signal = SIGNAL_TO_MBM(le16_to_cpu(bss->a.level));

	cbss = cfg80211_inform_bss(wiphy, channel, bss->a.bssid, timestamp,
				   capability, beacon_interval, ie_buf, ie_len,
				   signal, GFP_KERNEL);
	cfg80211_put_bss(cbss);
}
コード例 #4
0
ファイル: hw.c プロジェクト: AppEngine/linux-2.6
int orinoco_hw_get_freq(struct orinoco_private *priv)
{
	hermes_t *hw = &priv->hw;
	int err = 0;
	u16 channel;
	int freq = 0;
	unsigned long flags;

	if (orinoco_lock(priv, &flags) != 0)
		return -EBUSY;

	err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL,
				  &channel);
	if (err)
		goto out;

	/* Intersil firmware 1.3.5 returns 0 when the interface is down */
	if (channel == 0) {
		err = -EBUSY;
		goto out;
	}

	if ((channel < 1) || (channel > NUM_CHANNELS)) {
		printk(KERN_WARNING "%s: Channel out of range (%d)!\n",
		       priv->ndev->name, channel);
		err = -EBUSY;
		goto out;

	}
	freq = ieee80211_dsss_chan_to_freq(channel);

 out:
	orinoco_unlock(priv, &flags);

	if (err > 0)
		err = -EBUSY;
	return err ? err : freq;
}
コード例 #5
0
int prism2_scan(struct wiphy *wiphy, struct net_device *dev,
		struct cfg80211_scan_request *request)
{
	struct prism2_wiphy_private *priv = wiphy_priv(wiphy);
	wlandevice_t *wlandev = dev->ml_priv;
	struct p80211msg_dot11req_scan msg1;
	struct p80211msg_dot11req_scan_results msg2;
	int result;
	int err = 0;
	int numbss = 0;
	int i = 0;
	u8 ie_buf[46];
	int ie_len;

	if (!request)
		return -EINVAL;

	if (priv->scan_request && priv->scan_request != request)
		return -EBUSY;

	if (wlandev->macmode == WLAN_MACMODE_ESS_AP) {
		printk(KERN_ERR "Can't scan in AP mode\n");
		return -EOPNOTSUPP;
	}

	priv->scan_request = request;

	memset(&msg1, 0x00, sizeof(struct p80211msg_dot11req_scan));
	msg1.msgcode = DIDmsg_dot11req_scan;
	msg1.bsstype.data = P80211ENUM_bsstype_any;

	memset(&(msg1.bssid.data), 0xFF, sizeof(p80211item_pstr6_t));
	msg1.bssid.data.len = 6;

	if (request->n_ssids > 0) {
		msg1.scantype.data = P80211ENUM_scantype_active;
		msg1.ssid.data.len = request->ssids->ssid_len;
		memcpy(msg1.ssid.data.data, request->ssids->ssid, request->ssids->ssid_len);
	} else {
		msg1.scantype.data = 0;
	}
	msg1.probedelay.data = 0;

	for (i = 0;
		(i < request->n_channels) && i < ARRAY_SIZE(prism2_channels);
		i++)
		msg1.channellist.data.data[i] =
			ieee80211_frequency_to_channel(request->channels[i]->center_freq);
	msg1.channellist.data.len = request->n_channels;

	msg1.maxchanneltime.data = 250;
	msg1.minchanneltime.data = 200;

	result = p80211req_dorequest(wlandev, (u8 *) &msg1);
	if (result) {
		err = prism2_result2err(msg1.resultcode.data);
		goto exit;
	}
	/* Now retrieve scan results */
	numbss = msg1.numbss.data;

	for (i = 0; i < numbss; i++) {
		memset(&msg2, 0, sizeof(msg2));
		msg2.msgcode = DIDmsg_dot11req_scan_results;
		msg2.bssindex.data = i;

		result = p80211req_dorequest(wlandev, (u8 *) &msg2);
		if ((result != 0) ||
		    (msg2.resultcode.data != P80211ENUM_resultcode_success)) {
			break;
		}

		ie_buf[0] = WLAN_EID_SSID;
		ie_buf[1] = msg2.ssid.data.len;
		ie_len = ie_buf[1] + 2;
		memcpy(&ie_buf[2], &(msg2.ssid.data.data), msg2.ssid.data.len);
		cfg80211_inform_bss(wiphy,
			ieee80211_get_channel(wiphy, ieee80211_dsss_chan_to_freq(msg2.dschannel.data)),
			(const u8 *) &(msg2.bssid.data.data),
			msg2.timestamp.data, msg2.capinfo.data,
			msg2.beaconperiod.data,
			ie_buf,
			ie_len,
			(msg2.signal.data - 65536) * 100, /* Conversion to signed type */
			GFP_KERNEL
		);
	}

	if (result)
		err = prism2_result2err(msg2.resultcode.data);

exit:
	cfg80211_scan_done(request, err ? 1 : 0);
	priv->scan_request = NULL;
	return err;
}