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0795af5729
This is nicer than the MAC_FMT stuff. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
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* Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* mac80211 - events
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*/
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#include <linux/netdevice.h>
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#include <net/iw_handler.h>
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#include "ieee80211_i.h"
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/*
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* indicate a failed Michael MIC to userspace; the passed packet
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* (in the variable hdr) must be long enough to extract the TKIP
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* fields like TSC
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*/
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void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx,
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struct ieee80211_hdr *hdr)
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{
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union iwreq_data wrqu;
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char *buf = kmalloc(128, GFP_ATOMIC);
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DECLARE_MAC_BUF(mac);
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if (buf) {
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/* TODO: needed parameters: count, key type, TSC */
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sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
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"keyid=%d %scast addr=%s)",
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keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni",
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print_mac(mac, hdr->addr2));
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memset(&wrqu, 0, sizeof(wrqu));
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wrqu.data.length = strlen(buf);
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wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
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kfree(buf);
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}
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/*
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* TODO: re-add support for sending MIC failure indication
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* with all info via nl80211
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*/
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}
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