wlantest: Basic Extended Key ID support

Signed-off-by: Alexander Wetzel <alexander@wetzel-home.de>

wlantest/bss.c

@@ -290,7 +290,7 @@ void bss_update(struct wlantest *wt, struct wlantest_bss *bss,
 		   "group=%s%s%s%s%s%s%s%s%s"
 		   "mgmt_group_cipher=%s%s%s%s%s"
 		   "key_mgmt=%s%s%s%s%s%s%s%s%s"
-		   "rsn_capab=%s%s%s%s%s%s",
+		   "rsn_capab=%s%s%s%s%s%s%s",
 		   MAC2STR(bss->bssid),
 		   bss->proto == 0 ? "OPEN " : "",
 		   bss->proto & WPA_PROTO_WPA ? "WPA " : "",
@@ -341,7 +341,9 @@ void bss_update(struct wlantest *wt, struct wlantest_bss *bss,
 		   bss->rsn_capab & WPA_CAPABILITY_MFPC ? "MFPC " : "",
 		   bss->rsn_capab & WPA_CAPABILITY_PEERKEY_ENABLED ?
 		   "PEERKEY " : "",
-		   bss->rsn_capab & WPA_CAPABILITY_OCVC ? "OCVC " : "");
+		   bss->rsn_capab & WPA_CAPABILITY_OCVC ? "OCVC " : "",
+		   bss->rsn_capab & WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST ?
+		   "ExtKeyID " : "");
 }
 
 

wlantest/rx_data.c

@@ -466,9 +466,13 @@ static void rx_data_bss_prot(struct wlantest *wt,
 	}
 
 	keyid = data[3] >> 6;
-	if (keyid != 0) {
-		add_note(wt, MSG_INFO, "Unexpected non-zero KeyID %d in "
-			 "individually addressed Data frame from " MACSTR,
+	if (keyid != 0 &&
+	    (!(sta->rsn_capab & WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST) ||
+	     !(bss->rsn_capab & WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST) ||
+	     keyid != 1)) {
+		add_note(wt, MSG_INFO,
+			 "Unexpected KeyID %d in individually addressed Data frame from "
+			 MACSTR,
 			 keyid, MAC2STR(hdr->addr2));
 	}
 

wlantest/rx_eapol.c

@@ -464,6 +464,9 @@ static void learn_kde_keys(struct wlantest *wt, struct wlantest_bss *bss,
 			    ie.rsn_ie, ie.rsn_ie_len);
 	}
 
+	if (ie.key_id)
+		add_note(wt, MSG_DEBUG, "KeyID %u", ie.key_id[0]);
+
 	if (ie.gtk) {
 		wpa_hexdump(MSG_MSGDUMP, "EAPOL-Key Key Data - GTK KDE",
 			    ie.gtk, ie.gtk_len);