+static inline char *orinoco_translate_ext_scan(struct net_device *dev,
+ struct iw_request_info *info,
+ char *current_ev,
+ char *end_buf,
+ struct agere_ext_scan_info *bss,
+ unsigned int last_scanned)
+{
+ u16 capabilities;
+ u16 channel;
+ struct iw_event iwe; /* Temporary buffer */
+ char custom[MAX_CUSTOM_LEN];
+ u8 *ie;
+
+ memset(&iwe, 0, sizeof(iwe));
+
+ /* First entry *MUST* be the AP MAC address */
+ iwe.cmd = SIOCGIWAP;
+ iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
+ memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_ADDR_LEN);
+
+ /* Other entries will be displayed in the order we give them */
+
+ /* Add the ESSID */
+ ie = bss->data;
+ iwe.u.data.length = ie[1];
+ if (iwe.u.data.length) {
+ if (iwe.u.data.length > 32)
+ iwe.u.data.length = 32;
+ iwe.cmd = SIOCGIWESSID;
+ iwe.u.data.flags = 1;
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, &ie[2]);
+ }
+
+ /* Add mode */
+ capabilities = le16_to_cpu(bss->capabilities);
+ if (capabilities & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
+ iwe.cmd = SIOCGIWMODE;
+ if (capabilities & WLAN_CAPABILITY_ESS)
+ iwe.u.mode = IW_MODE_MASTER;
+ else
+ iwe.u.mode = IW_MODE_ADHOC;
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_UINT_LEN);
+ }
+
+ ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_DS_SET);
+ channel = ie ? ie[2] : 0;
+ if ((channel >= 1) && (channel <= NUM_CHANNELS)) {
+ /* Add channel and frequency */
+ iwe.cmd = SIOCGIWFREQ;
+ iwe.u.freq.m = channel;
+ iwe.u.freq.e = 0;
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_FREQ_LEN);
+
+ iwe.u.freq.m = channel_frequency[channel-1] * 100000;
+ iwe.u.freq.e = 1;
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_FREQ_LEN);
+ }
+
+ /* Add quality statistics. level and noise in dB. No link quality */
+ iwe.cmd = IWEVQUAL;
+ iwe.u.qual.updated = IW_QUAL_DBM | IW_QUAL_QUAL_INVALID;
+ iwe.u.qual.level = bss->level - 0x95;
+ iwe.u.qual.noise = bss->noise - 0x95;
+ /* Wireless tools prior to 27.pre22 will show link quality
+ * anyway, so we provide a reasonable value. */
+ if (iwe.u.qual.level > iwe.u.qual.noise)
+ iwe.u.qual.qual = iwe.u.qual.level - iwe.u.qual.noise;
+ else
+ iwe.u.qual.qual = 0;
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_QUAL_LEN);
+
+ /* Add encryption capability */
+ iwe.cmd = SIOCGIWENCODE;
+ if (capabilities & WLAN_CAPABILITY_PRIVACY)
+ iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
+ else
+ iwe.u.data.flags = IW_ENCODE_DISABLED;
+ iwe.u.data.length = 0;
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, NULL);
+
+ /* WPA IE */
+ ie = orinoco_get_wpa_ie(bss->data, sizeof(bss->data));
+ if (ie) {
+ iwe.cmd = IWEVGENIE;
+ iwe.u.data.length = ie[1] + 2;
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, ie);
+ }
+
+ /* RSN IE */
+ ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RSN);
+ if (ie) {
+ iwe.cmd = IWEVGENIE;
+ iwe.u.data.length = ie[1] + 2;
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, ie);
+ }
+
+ ie = orinoco_get_ie(bss->data, sizeof(bss->data), MFIE_TYPE_RATES);
+ if (ie) {
+ char *p = current_ev + iwe_stream_lcp_len(info);
+ int i;
+
+ iwe.cmd = SIOCGIWRATE;
+ /* Those two flags are ignored... */
+ iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
+
+ for (i = 2; i < (ie[1] + 2); i++) {
+ iwe.u.bitrate.value = ((ie[i] & 0x7F) * 500000);
+ p = iwe_stream_add_value(info, current_ev, p, end_buf,
+ &iwe, IW_EV_PARAM_LEN);
+ }
+ /* Check if we added any event */
+ if (p > (current_ev + iwe_stream_lcp_len(info)))
+ current_ev = p;
+ }
+
+ /* Timestamp */
+ iwe.cmd = IWEVCUSTOM;
+ iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+ "tsf=%016llx",
+ le64_to_cpu(bss->timestamp));
+ if (iwe.u.data.length)
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, custom);
+
+ /* Beacon interval */
+ iwe.cmd = IWEVCUSTOM;
+ iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+ "bcn_int=%d",
+ le16_to_cpu(bss->beacon_interval));
+ if (iwe.u.data.length)
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, custom);
+
+ /* Capabilites */
+ iwe.cmd = IWEVCUSTOM;
+ iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+ "capab=0x%04x",
+ capabilities);
+ if (iwe.u.data.length)
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, custom);
+
+ /* Add EXTRA: Age to display seconds since last beacon/probe response
+ * for given network. */
+ iwe.cmd = IWEVCUSTOM;
+ iwe.u.data.length = snprintf(custom, MAX_CUSTOM_LEN,
+ " Last beacon: %dms ago",
+ jiffies_to_msecs(jiffies - last_scanned));
+ if (iwe.u.data.length)
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, custom);
+
+ return current_ev;
+}
+