From f85a85d1d640d9ba1b6c0689a04bdb7315d1c9a9 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 9 Nov 2010 01:36:43 +0000
Subject: [PATCH] hostapd: add some wpa related madwifi fixes

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23933 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../patches/400-madwifi_key_fixes.patch       | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 package/hostapd/patches/400-madwifi_key_fixes.patch

diff --git a/package/hostapd/patches/400-madwifi_key_fixes.patch b/package/hostapd/patches/400-madwifi_key_fixes.patch
new file mode 100644
index 000000000..d6883ffce
--- /dev/null
+++ b/package/hostapd/patches/400-madwifi_key_fixes.patch
@@ -0,0 +1,48 @@
+--- 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) {