2210 	u_int8_t *dat;  in wi_do_hostencrypt()  local
2241 	dat = buf;  in wi_do_hostencrypt()
2242 	dat[0] = key[0];  in wi_do_hostencrypt()
2243 	dat[1] = key[1];  in wi_do_hostencrypt()
2244 	dat[2] = key[2];  in wi_do_hostencrypt()
2245 	dat[3] = sc->wi_tx_key << 6;		/* pad and keyid */  in wi_do_hostencrypt()
2246 	dat += 4;  in wi_do_hostencrypt()
2249 	crc = ~ether_crc32_le(dat, len);  in wi_do_hostencrypt()
2250 	rc4_crypt(&ctx, dat, dat, len);  in wi_do_hostencrypt()
2251 	dat += len;  in wi_do_hostencrypt()
2254 	dat[0] = crc;  in wi_do_hostencrypt()
2255 	dat[1] = crc >> 8;  in wi_do_hostencrypt()
2256 	dat[2] = crc >> 16;  in wi_do_hostencrypt()
2257 	dat[3] = crc >> 24;  in wi_do_hostencrypt()
2258 	rc4_crypt(&ctx, dat, dat, IEEE80211_WEP_CRCLEN);  in wi_do_hostencrypt()
2266 	u_int8_t *dat;  in wi_do_hostdecrypt()  local
2275 	dat = buf;  in wi_do_hostdecrypt()
2278 	key[0] = dat[0];  in wi_do_hostdecrypt()
2279 	key[1] = dat[1];  in wi_do_hostdecrypt()
2280 	key[2] = dat[2];  in wi_do_hostdecrypt()
2281 	kid = (dat[3] >> 6) % 4;  in wi_do_hostdecrypt()
2282 	dat += 4;  in wi_do_hostdecrypt()
2293 	rc4_crypt(&ctx, dat, dat, len);  in wi_do_hostdecrypt()
2294 	crc = ~ether_crc32_le(dat, len);  in wi_do_hostdecrypt()
2295 	dat += len;  in wi_do_hostdecrypt()
2298 	rc4_crypt(&ctx, dat, dat, IEEE80211_WEP_CRCLEN);  in wi_do_hostdecrypt()
2300 	if ((dat[0] != crc) && (dat[1] != crc >> 8) &&  in wi_do_hostdecrypt()
2301 	    (dat[2] != crc >> 16) && (dat[3] != crc >> 24)) {  in wi_do_hostdecrypt()
2305 			    dat[3], dat[2], dat[1], dat[0], crc);  in wi_do_hostdecrypt()