sys/net80211/ieee80211_input.c

493 	struct ieee80211_channel *rxchan, struct ieee80211_scanparams *scan)
503 	scan->status = 0;
525 	    return (scan->status = IEEE80211_BPARSE_BADIELEN));
526 	memset(scan, 0, sizeof(*scan));
527 	scan->tstamp  = frm;				frm += 8;
528 	scan->bintval = le16toh(*(uint16_t *)frm);	frm += 2;
529 	scan->capinfo = le16toh(*(uint16_t *)frm);	frm += 2;
530 	scan->bchan = ieee80211_chan2ieee(ic, rxchan);
531 	scan->chan = scan->bchan;
532 	scan->ies = frm;
533 	scan->ies_len = efrm - frm;
537 		    return (scan->status = IEEE80211_BPARSE_BADIELEN));
540 			scan->ssid = frm;
543 			scan->rates = frm;
546 			scan->country = frm;
549 			scan->csa = frm;
552 			scan->quiet = frm;
556 				scan->fhdwell = le16dec(&frm[2]);
557 				scan->chan = IEEE80211_FH_CHAN(frm[4], frm[5]);
558 				scan->fhindex = frm[6];
567 				scan->chan = frm[2];
571 			scan->tim = frm;
572 			scan->timoff = frm - mtod(m, uint8_t *);
582 			scan->xrates = frm;
592 			scan->erp = frm[2] | 0x100;
595 			scan->htcap = frm;
598 			scan->rsn = frm;
601 			scan->htinfo = frm;
605 			scan->meshid = frm;
608 			scan->meshconf = frm;
616 				scan->wpa = frm;
618 				scan->wme = frm;
621 				scan->ath = frm;
625 				scan->tdma = frm;
633 					if (scan->htcap == NULL)
634 						scan->htcap = frm;
636 					if (scan->htinfo == NULL)
637 						scan->htcap = frm;
650 	IEEE80211_VERIFY_ELEMENT(scan->rates, IEEE80211_RATE_MAXSIZE,
651 	    scan->status |= IEEE80211_BPARSE_RATES_INVALID);
652 	if (scan->rates != NULL && scan->xrates != NULL) {
659 		IEEE80211_VERIFY_ELEMENT(scan->xrates,
660 		    IEEE80211_RATE_MAXSIZE - scan->rates[1],
661 		    scan->status |= IEEE80211_BPARSE_XRATES_INVALID);
663 	IEEE80211_VERIFY_ELEMENT(scan->ssid, IEEE80211_NWID_LEN,
664 	    scan->status |= IEEE80211_BPARSE_SSID_INVALID);
665 	if (scan->chan != scan->bchan && ic->ic_phytype != IEEE80211_T_FH) {
679 		    scan->chan, scan->bchan);
681 		scan->status |= IEEE80211_BPARSE_OFFCHAN;
683 	if (!(IEEE80211_BINTVAL_MIN <= scan->bintval &&
684 	      scan->bintval <= IEEE80211_BINTVAL_MAX)) {
688 		    (int) scan->bintval);
690 		scan->status |= IEEE80211_BPARSE_BINTVAL_INVALID;
692 	if (scan->country != NULL) {
700 		IEEE80211_VERIFY_LENGTH(scan->country[1], 3 * sizeof(uint8_t),
701 		    scan->country = NULL);
703 	if (scan->csa != NULL) {
708 		IEEE80211_VERIFY_LENGTH(scan->csa[1], 3 * sizeof(uint8_t),
709 		    scan->status |= IEEE80211_BPARSE_CSA_INVALID);
716 	if (scan->htcap != NULL) {
717 		IEEE80211_VERIFY_LENGTH(scan->htcap[1],
718 		     scan->htcap[0] == IEEE80211_ELEMID_VENDOR ?
721 		     scan->htcap = NULL);
723 	if (scan->htinfo != NULL) {
724 		IEEE80211_VERIFY_LENGTH(scan->htinfo[1],
725 		     scan->htinfo[0] == IEEE80211_ELEMID_VENDOR ?
728 		     scan->htinfo = NULL);
730 	return scan->status;