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path: root/package/hostapd/patches/320-madwifi_key_fixes.patch
blob: 6ce8a4129f3f3aabb0eb36064843abc70ea702e0 (plain)
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--- a/src/drivers/driver_madwifi.c
+++ b/src/drivers/driver_madwifi.c
@@ -439,8 +439,14 @@ wpa_driver_madwifi_set_key(const char *i
 	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;
+		if ((!addr || !memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN)) &&
+		    drv->wext)
+			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)
@@ -459,7 +465,9 @@ wpa_driver_madwifi_set_key(const char *i
 
 	memset(&wk, 0, sizeof(wk));
 	wk.ik_type = cipher;
-	wk.ik_flags = IEEE80211_KEY_RECV | IEEE80211_KEY_XMIT;
+	wk.ik_flags = IEEE80211_KEY_RECV;
+	if (set_tx)
+		wk.ik_flags |= IEEE80211_KEY_XMIT;
 	if (addr == NULL || is_broadcast_ether_addr(addr)) {
 		memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 		wk.ik_keyix = key_idx;
@@ -471,6 +479,20 @@ wpa_driver_madwifi_set_key(const char *i
 	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) {
 		wpa_printf(MSG_DEBUG, "%s: Failed to set key (addr %s"