sys/net80211/ieee80211_input.c

467 	struct ieee80211_scanparams *scan)
477 	scan->status = 0;
499 	    return (scan->status = IEEE80211_BPARSE_BADIELEN));
500 	memset(scan, 0, sizeof(*scan));
501 	scan->tstamp  = frm;				frm += 8;
502 	scan->bintval = le16toh(*(uint16_t *)frm);	frm += 2;
503 	scan->capinfo = le16toh(*(uint16_t *)frm);	frm += 2;
504 	scan->bchan = ieee80211_chan2ieee(ic, ic->ic_curchan);
505 	scan->chan = scan->bchan;
506 	scan->ies = frm;
507 	scan->ies_len = efrm - frm;
511 		    return (scan->status = IEEE80211_BPARSE_BADIELEN));
514 			scan->ssid = frm;
517 			scan->rates = frm;
520 			scan->country = frm;
523 			scan->csa = frm;
527 				scan->fhdwell = LE_READ_2(&frm[2]);
528 				scan->chan = IEEE80211_FH_CHAN(frm[4], frm[5]);
529 				scan->fhindex = frm[6];
538 				scan->chan = frm[2];
542 			scan->tim = frm;
543 			scan->timoff = frm - mtod(m, uint8_t *);
551 			scan->xrates = frm;
561 			scan->erp = frm[2] | 0x100;
564 			scan->htcap = frm;
567 			scan->rsn = frm;
570 			scan->htinfo = frm;
574 			scan->meshid = frm;
577 			scan->meshconf = frm;
582 				scan->wpa = frm;
584 				scan->wme = frm;
587 				scan->ath = frm;
591 				scan->tdma = frm;
599 					if (scan->htcap == NULL)
600 						scan->htcap = frm;
602 					if (scan->htinfo == NULL)
603 						scan->htcap = frm;
616 	IEEE80211_VERIFY_ELEMENT(scan->rates, IEEE80211_RATE_MAXSIZE,
617 	    scan->status |= IEEE80211_BPARSE_RATES_INVALID);
618 	if (scan->rates != NULL && scan->xrates != NULL) {
625 		IEEE80211_VERIFY_ELEMENT(scan->xrates,
626 		    IEEE80211_RATE_MAXSIZE - scan->rates[1],
627 		    scan->status |= IEEE80211_BPARSE_XRATES_INVALID);
629 	IEEE80211_VERIFY_ELEMENT(scan->ssid, IEEE80211_NWID_LEN,
630 	    scan->status |= IEEE80211_BPARSE_SSID_INVALID);
631 	if (scan->chan != scan->bchan && ic->ic_phytype != IEEE80211_T_FH) {
644 		    wh, NULL, "for off-channel %u", scan->chan);
646 		scan->status |= IEEE80211_BPARSE_OFFCHAN;
648 	if (!(IEEE80211_BINTVAL_MIN <= scan->bintval &&
649 	      scan->bintval <= IEEE80211_BINTVAL_MAX)) {
652 		    wh, NULL, "bogus beacon interval", scan->bintval);
654 		scan->status |= IEEE80211_BPARSE_BINTVAL_INVALID;
656 	if (scan->country != NULL) {
664 		IEEE80211_VERIFY_LENGTH(scan->country[1], 3 * sizeof(uint8_t),
665 		    scan->country = NULL);
667 	if (scan->csa != NULL) {
672 		IEEE80211_VERIFY_LENGTH(scan->csa[1], 3 * sizeof(uint8_t),
673 		    scan->status |= IEEE80211_BPARSE_CSA_INVALID);
680 	if (scan->htcap != NULL) {
681 		IEEE80211_VERIFY_LENGTH(scan->htcap[1],
682 		     scan->htcap[0] == IEEE80211_ELEMID_VENDOR ?
685 		     scan->htcap = NULL);
687 	if (scan->htinfo != NULL) {
688 		IEEE80211_VERIFY_LENGTH(scan->htinfo[1],
689 		     scan->htinfo[0] == IEEE80211_ELEMID_VENDOR ?
692 		     scan->htinfo = NULL);
694 	return scan->status;