io/net80211/net80211_input.c

608  * succeeds, start association; otherwise, restart scan.
833 	struct ieee80211_scanparams scan;
873 	bzero(&scan, sizeof (scan));
874 	scan.tstamp  = frm;
876 	scan.bintval = LE_16(*(uint16_t *)frm);
878 	scan.capinfo = LE_16(*(uint16_t *)frm);
880 	scan.bchan = ieee80211_chan2ieee(ic, ic->ic_curchan);
881 	scan.chan = scan.bchan;
894 			scan.ssid = frm;
897 			scan.rates = frm;
900 			scan.country = frm;
904 				scan.fhdwell = LE_16(*(uint16_t *)(frm + 2));
905 				scan.chan = IEEE80211_FH_CHAN(frm[4], frm[5]);
906 				scan.fhindex = frm[6];
907 				scan.phytype = IEEE80211_T_FH;
912 				scan.chan = frm[2];
913 				scan.phytype = IEEE80211_T_DS;
917 			scan.tim = frm;
918 			scan.timoff = _PTRDIFF(frm, mp->b_rptr);
923 			scan.xrates = frm;
935 			scan.erp = frm[2];
936 			scan.phytype = IEEE80211_T_OFDM;
939 			scan.htcap = frm;
942 			scan.wpa = frm;
945 			scan.htinfo = frm;
949 				scan.wpa = frm;		/* IEEE802.11i D3.0 */
951 				scan.wme = frm;
958 					if (scan.htcap == NULL)
959 						scan.htcap = frm;
961 					if (scan.htinfo == NULL)
962 						scan.htinfo = frm;
978 	IEEE80211_VERIFY_ELEMENT(scan.rates, IEEE80211_RATE_MAXSIZE, return);
979 	IEEE80211_VERIFY_ELEMENT(scan.ssid, IEEE80211_NWID_LEN, return);
980 	if (ieee80211_isclr(ic->ic_chan_active, scan.chan)) {
984 		    IEEE80211_SUBTYPE_NAME(subtype), scan.chan);
987 	if (scan.chan != scan.bchan &&
1003 		    ic->ic_phytype, scan.bchan, scan.chan);
1006 	if (!(IEEE80211_BINTVAL_MIN <= scan.bintval &&
1007 	    scan.bintval <= IEEE80211_BINTVAL_MAX)) {
1011 		    IEEE80211_SUBTYPE_NAME(subtype), scan.bintval);
1019 	if (scan.htcap != NULL) {
1020 		IEEE80211_VERIFY_LENGTH(scan.htcap[1],
1021 		    scan.htcap[0] == IEEE80211_ELEMID_VENDOR ?
1024 		    scan.htcap = NULL);
1026 	if (scan.htinfo != NULL) {
1027 		IEEE80211_VERIFY_LENGTH(scan.htinfo[1],
1028 		    scan.htinfo[0] == IEEE80211_ELEMID_VENDOR ?
1031 		    scan.htinfo = NULL);
1037 	 * background scan.  We consider only 11g/WMM stuff right now.
1044 		bcopy(scan.tstamp, in->in_tstamp.data,
1050 		if ((in->in_capinfo ^ scan.capinfo) &
1056 			    in->in_capinfo, scan.capinfo);
1063 			    (scan.capinfo &
1065 			in->in_capinfo = scan.capinfo;
1067 		if (scan.wme != NULL &&
1069 		    ieee80211_parse_wmeparams(ic, scan.wme, wh) > 0) {
1072 		if (scan.htcap != NULL)
1073 			ieee80211_parse_htcap(in, scan.htcap);
1074 		if (scan.htinfo != NULL) {
1075 			ieee80211_parse_htinfo(in, scan.htinfo);
1085 		if (scan.tim != NULL) {
1088 			ie = (struct ieee80211_tim_ie *)scan.tim;
1093 			ieee80211_add_scan(ic, &scan, wh, subtype, rssi,
1099 	 * If scanning, just pass information to the scan module.
1102 		ieee80211_add_scan(ic, &scan, wh, subtype, rssi, rstamp);
1107 	    scan.capinfo & IEEE80211_CAPINFO_IBSS) {
1112 			in = ieee80211_add_neighbor(ic, wh, &scan);
1120 			ieee80211_init_neighbor(in, wh, &scan);
1393 		 * supported rate. Re-start scan if no rate is or the