fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git] / net / ieee80211 / ieee80211_wx.c
index f87c6b8..5cb9cfd 100644 (file)
@@ -42,7 +42,7 @@ static const char *ieee80211_modes[] = {
 };
 
 #define MAX_CUSTOM_LEN 64
-static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
+static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
                                           char *start, char *stop,
                                           struct ieee80211_network *network)
 {
@@ -50,7 +50,8 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
        char *p;
        struct iw_event iwe;
        int i, j;
-       u8 max_rate, rate;
+       char *current_val;      /* For rates */
+       u8 rate;
 
        /* First entry *MUST* be the AP MAC address */
        iwe.cmd = SIOCGIWAP;
@@ -107,9 +108,13 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
        start = iwe_stream_add_point(start, stop, &iwe, network->ssid);
 
        /* Add basic and extended rates */
-       max_rate = 0;
-       p = custom;
-       p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
+       /* Rate : stuffing multiple values in a single event require a bit
+        * more of magic - Jean II */
+       current_val = start + IW_EV_LCP_LEN;
+       iwe.cmd = SIOCGIWRATE;
+       /* Those two flags are ignored... */
+       iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
+
        for (i = 0, j = 0; i < network->rates_len;) {
                if (j < network->rates_ex_len &&
                    ((network->rates_ex[j] & 0x7F) <
@@ -117,28 +122,21 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
                        rate = network->rates_ex[j++] & 0x7F;
                else
                        rate = network->rates[i++] & 0x7F;
-               if (rate > max_rate)
-                       max_rate = rate;
-               p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-                             "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
+               /* Bit rate given in 500 kb/s units (+ 0x80) */
+               iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
+               /* Add new value to event */
+               current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
        }
        for (; j < network->rates_ex_len; j++) {
                rate = network->rates_ex[j] & 0x7F;
-               p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
-                             "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
-               if (rate > max_rate)
-                       max_rate = rate;
+               /* Bit rate given in 500 kb/s units (+ 0x80) */
+               iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
+               /* Add new value to event */
+               current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
        }
-
-       iwe.cmd = SIOCGIWRATE;
-       iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
-       iwe.u.bitrate.value = max_rate * 500000;
-       start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN);
-
-       iwe.cmd = IWEVCUSTOM;
-       iwe.u.data.length = p - custom;
-       if (iwe.u.data.length)
-               start = iwe_stream_add_point(start, stop, &iwe, custom);
+       /* Check if we added any rate */
+       if((current_val - start) > IW_EV_LCP_LEN)
+               start = current_val;
 
        /* Add quality statistics */
        iwe.cmd = IWEVQUAL;
@@ -149,9 +147,7 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
                iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID |
                    IW_QUAL_LEVEL_INVALID;
                iwe.u.qual.qual = 0;
-               iwe.u.qual.level = 0;
        } else {
-               iwe.u.qual.level = network->stats.rssi;
                if (ieee->perfect_rssi == ieee->worst_rssi)
                        iwe.u.qual.qual = 100;
                else
@@ -179,6 +175,13 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
                iwe.u.qual.noise = network->stats.noise;
        }
 
+       if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL)) {
+               iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
+               iwe.u.qual.level = 0;
+       } else {
+               iwe.u.qual.level = network->stats.signal;
+       }
+
        start = iwe_stream_add_event(start, stop, &iwe, IW_EV_QUAL_LEN);
 
        iwe.cmd = IWEVCUSTOM;
@@ -188,33 +191,21 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
        if (iwe.u.data.length)
                start = iwe_stream_add_point(start, stop, &iwe, custom);
 
+       memset(&iwe, 0, sizeof(iwe));
        if (network->wpa_ie_len) {
-               char buf[MAX_WPA_IE_LEN * 2 + 30];
-
-               u8 *p = buf;
-               p += sprintf(p, "wpa_ie=");
-               for (i = 0; i < network->wpa_ie_len; i++) {
-                       p += sprintf(p, "%02x", network->wpa_ie[i]);
-               }
-
-               memset(&iwe, 0, sizeof(iwe));
-               iwe.cmd = IWEVCUSTOM;
-               iwe.u.data.length = strlen(buf);
+               char buf[MAX_WPA_IE_LEN];
+               memcpy(buf, network->wpa_ie, network->wpa_ie_len);
+               iwe.cmd = IWEVGENIE;
+               iwe.u.data.length = network->wpa_ie_len;
                start = iwe_stream_add_point(start, stop, &iwe, buf);
        }
 
+       memset(&iwe, 0, sizeof(iwe));
        if (network->rsn_ie_len) {
-               char buf[MAX_WPA_IE_LEN * 2 + 30];
-
-               u8 *p = buf;
-               p += sprintf(p, "rsn_ie=");
-               for (i = 0; i < network->rsn_ie_len; i++) {
-                       p += sprintf(p, "%02x", network->rsn_ie[i]);
-               }
-
-               memset(&iwe, 0, sizeof(iwe));
-               iwe.cmd = IWEVCUSTOM;
-               iwe.u.data.length = strlen(buf);
+               char buf[MAX_WPA_IE_LEN];
+               memcpy(buf, network->rsn_ie, network->rsn_ie_len);
+               iwe.cmd = IWEVGENIE;
+               iwe.u.data.length = network->rsn_ie_len;
                start = iwe_stream_add_point(start, stop, &iwe, buf);
        }
 
@@ -229,6 +220,28 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
        if (iwe.u.data.length)
                start = iwe_stream_add_point(start, stop, &iwe, custom);
 
+       /* Add spectrum management information */
+       iwe.cmd = -1;
+       p = custom;
+       p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Channel flags: ");
+
+       if (ieee80211_get_channel_flags(ieee, network->channel) &
+           IEEE80211_CH_INVALID) {
+               iwe.cmd = IWEVCUSTOM;
+               p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "INVALID ");
+       }
+
+       if (ieee80211_get_channel_flags(ieee, network->channel) &
+           IEEE80211_CH_RADAR_DETECT) {
+               iwe.cmd = IWEVCUSTOM;
+               p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "DFS ");
+       }
+
+       if (iwe.cmd == IWEVCUSTOM) {
+               iwe.u.data.length = p - custom;
+               start = iwe_stream_add_point(start, stop, &iwe, custom);
+       }
+
        return start;
 }
 
@@ -259,7 +272,7 @@ int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
 
                if (ieee->scan_age == 0 ||
                    time_after(network->last_scanned + ieee->scan_age, jiffies))
-                       ev = ipw2100_translate_scan(ieee, ev, stop, network);
+                       ev = ieee80211_translate_scan(ieee, ev, stop, network);
                else
                        IEEE80211_DEBUG_SCAN("Not showing network '%s ("
                                             MAC_FMT ")' due to age (%dms).\n",
@@ -356,11 +369,10 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
                struct ieee80211_crypt_data *new_crypt;
 
                /* take WEP into use */
-               new_crypt = kmalloc(sizeof(struct ieee80211_crypt_data),
+               new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
                                    GFP_KERNEL);
                if (new_crypt == NULL)
                        return -ENOMEM;
-               memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
                new_crypt->ops = ieee80211_get_crypto_ops("WEP");
                if (!new_crypt->ops) {
                        request_module("ieee80211_crypt_wep");
@@ -490,7 +502,7 @@ int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
        len = sec->key_sizes[key];
        memcpy(keybuf, sec->keys[key], len);
 
-       erq->length = (len >= 0 ? len : 0);
+       erq->length = len;
        erq->flags |= IW_ENCODE_ENABLED;
 
        if (ieee->open_wep)
@@ -603,13 +615,11 @@ int ieee80211_wx_set_encodeext(struct ieee80211_device *ieee,
 
                ieee80211_crypt_delayed_deinit(ieee, crypt);
 
-               new_crypt = (struct ieee80211_crypt_data *)
-                   kmalloc(sizeof(*new_crypt), GFP_KERNEL);
+               new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
                if (new_crypt == NULL) {
                        ret = -ENOMEM;
                        goto done;
                }
-               memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
                new_crypt->ops = ops;
                if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
                        new_crypt->priv = new_crypt->ops->init(idx);
@@ -734,9 +744,98 @@ int ieee80211_wx_get_encodeext(struct ieee80211_device *ieee,
        return 0;
 }
 
+int ieee80211_wx_set_auth(struct net_device *dev,
+                         struct iw_request_info *info,
+                         union iwreq_data *wrqu,
+                         char *extra)
+{
+       struct ieee80211_device *ieee = netdev_priv(dev);
+       unsigned long flags;
+       int err = 0;
+
+       spin_lock_irqsave(&ieee->lock, flags);
+       
+       switch (wrqu->param.flags & IW_AUTH_INDEX) {
+       case IW_AUTH_WPA_VERSION:
+       case IW_AUTH_CIPHER_PAIRWISE:
+       case IW_AUTH_CIPHER_GROUP:
+       case IW_AUTH_KEY_MGMT:
+               /*
+                * Host AP driver does not use these parameters and allows
+                * wpa_supplicant to control them internally.
+                */
+               break;
+       case IW_AUTH_TKIP_COUNTERMEASURES:
+               break;          /* FIXME */
+       case IW_AUTH_DROP_UNENCRYPTED:
+               ieee->drop_unencrypted = !!wrqu->param.value;
+               break;
+       case IW_AUTH_80211_AUTH_ALG:
+               break;          /* FIXME */
+       case IW_AUTH_WPA_ENABLED:
+               ieee->privacy_invoked = ieee->wpa_enabled = !!wrqu->param.value;
+               break;
+       case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+               ieee->ieee802_1x = !!wrqu->param.value;
+               break;
+       case IW_AUTH_PRIVACY_INVOKED:
+               ieee->privacy_invoked = !!wrqu->param.value;
+               break;
+       default:
+               err = -EOPNOTSUPP;
+               break;
+       }
+       spin_unlock_irqrestore(&ieee->lock, flags);
+       return err;
+}
+
+int ieee80211_wx_get_auth(struct net_device *dev,
+                         struct iw_request_info *info,
+                         union iwreq_data *wrqu,
+                         char *extra)
+{
+       struct ieee80211_device *ieee = netdev_priv(dev);
+       unsigned long flags;
+       int err = 0;
+
+       spin_lock_irqsave(&ieee->lock, flags);
+       
+       switch (wrqu->param.flags & IW_AUTH_INDEX) {
+       case IW_AUTH_WPA_VERSION:
+       case IW_AUTH_CIPHER_PAIRWISE:
+       case IW_AUTH_CIPHER_GROUP:
+       case IW_AUTH_KEY_MGMT:
+       case IW_AUTH_TKIP_COUNTERMEASURES:              /* FIXME */
+       case IW_AUTH_80211_AUTH_ALG:                    /* FIXME */
+               /*
+                * Host AP driver does not use these parameters and allows
+                * wpa_supplicant to control them internally.
+                */
+               err = -EOPNOTSUPP;
+               break;
+       case IW_AUTH_DROP_UNENCRYPTED:
+               wrqu->param.value = ieee->drop_unencrypted;
+               break;
+       case IW_AUTH_WPA_ENABLED:
+               wrqu->param.value = ieee->wpa_enabled;
+               break;
+       case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+               wrqu->param.value = ieee->ieee802_1x;
+               break;
+       default:
+               err = -EOPNOTSUPP;
+               break;
+       }
+       spin_unlock_irqrestore(&ieee->lock, flags);
+       return err;
+}
+
 EXPORT_SYMBOL(ieee80211_wx_set_encodeext);
 EXPORT_SYMBOL(ieee80211_wx_get_encodeext);
 
 EXPORT_SYMBOL(ieee80211_wx_get_scan);
 EXPORT_SYMBOL(ieee80211_wx_set_encode);
 EXPORT_SYMBOL(ieee80211_wx_get_encode);
+
+EXPORT_SYMBOL_GPL(ieee80211_wx_set_auth);
+EXPORT_SYMBOL_GPL(ieee80211_wx_get_auth);