2 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
11 #include <linux/netdevice.h>
12 #include <net/iw_handler.h>
13 #include "ieee80211_i.h"
16 * indicate a failed Michael MIC to userspace; the passed packet
17 * (in the variable hdr) must be long enough to extract the TKIP
20 void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx,
21 struct ieee80211_hdr *hdr)
23 union iwreq_data wrqu;
24 char *buf = kmalloc(128, GFP_ATOMIC);
28 /* TODO: needed parameters: count, key type, TSC */
29 sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
30 "keyid=%d %scast addr=%s)",
31 keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni",
32 print_mac(mac, hdr->addr2));
33 memset(&wrqu, 0, sizeof(wrqu));
34 wrqu.data.length = strlen(buf);
35 wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
40 * TODO: re-add support for sending MIC failure indication
41 * with all info via nl80211