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path: root/package/hostapd/patches/340-madwifi_key_fixes.patch
blob: d6883ffce4888b5285ec41d363635cf5736bc9a7 (plain)
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--- a/src/drivers/driver_madwifi.c
+++ b/src/drivers/driver_madwifi.c
@@ -438,9 +438,11 @@ madwifi_set_key(const char *ifname, void
 	wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%s key_idx=%d",
 		   __func__, alg, ether_sprintf(addr), key_idx);
 
-	if (alg == WPA_ALG_WEP)
+	if (alg == WPA_ALG_WEP) {
 		cipher = IEEE80211_CIPHER_WEP;
-	else if (alg == WPA_ALG_TKIP)
+		if (!addr || !memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN))
+			return wpa_driver_wext_set_key(ifname, drv->wext, alg, addr, key_idx, set_tx, seq, seq_len, key, key_len);
+	} else if (alg == WPA_ALG_TKIP)
 		cipher = IEEE80211_CIPHER_TKIP;
 	else if (alg == WPA_ALG_CCMP)
 		cipher = IEEE80211_CIPHER_AES_CCM;
@@ -464,15 +466,30 @@ madwifi_set_key(const char *ifname, void
 		memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 		wk.ik_keyix = key_idx;
 		wk.ik_flags |= IEEE80211_KEY_DEFAULT;
+		wk.ik_flags |= IEEE80211_KEY_GROUP;
 	} else if (!memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN)) {
+		wk.ik_keyix = key_idx;
 		wk.ik_flags |= IEEE80211_KEY_GROUP;
-		memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
+		memset(wk.ik_macaddr, 0, IEEE80211_ADDR_LEN);
 	} else {
 		memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 		wk.ik_keyix = IEEE80211_KEYIX_NONE;
 	}
 	wk.ik_keylen = key_len;
 	memcpy(wk.ik_keydata, key, key_len);
+#ifdef WORDS_BIGENDIAN
+#define WPA_KEY_RSC_LEN 8
+	{
+		size_t i;
+		u8 tmp[WPA_KEY_RSC_LEN];
+		os_memset(tmp, 0, sizeof(tmp));
+		for (i = 0; i < seq_len; i++)
+			tmp[WPA_KEY_RSC_LEN - i - 1] = seq[i];
+		os_memcpy(&wk.ik_keyrsc, tmp, WPA_KEY_RSC_LEN);
+	}
+#else /* WORDS_BIGENDIAN */
+	os_memcpy(&wk.ik_keyrsc, seq, seq_len);
+#endif /* WORDS_BIGENDIAN */
 
 	ret = set80211priv(drv, IEEE80211_IOCTL_SETKEY, &wk, sizeof(wk));
 	if (ret < 0) {