C++ (Cpp) ieee80211_michael_mic_failure Examples

Example #1

static void
hostapd_wireless_event_wireless_custom(struct hostap_driver_data *drv,
                                       char *custom)
{
    wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);

    if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
        char *pos;
        u8 addr[ETH_ALEN];
        pos = strstr(custom, "addr=");
        if (pos == NULL) {
            wpa_printf(MSG_DEBUG,
                       "MLME-MICHAELMICFAILURE.indication "
                       "without sender address ignored");
            return;
        }
        pos += 5;
        if (hwaddr_aton(pos, addr) == 0) {
            ieee80211_michael_mic_failure(drv->hapd, addr, 1);
        } else {
            wpa_printf(MSG_DEBUG,
                       "MLME-MICHAELMICFAILURE.indication "
                       "with invalid MAC address");
        }
    }
}

Example #2

static void
bsd_wireless_event_receive(int sock, void *ctx, void *sock_ctx)
{
	struct bsd_driver_data *drv = ctx;
	struct hostapd_data *hapd = drv->hapd;
	char buf[2048];
	struct if_announcemsghdr *ifan;
	struct rt_msghdr *rtm;
	struct ieee80211_michael_event *mic;
	struct ieee80211_join_event *join;
	struct ieee80211_leave_event *leave;
	int n;

	n = read(sock, buf, sizeof(buf));
	if (n < 0) {
		if (errno != EINTR && errno != EAGAIN)
			perror("read(PF_ROUTE)");
		return;
	}

	rtm = (struct rt_msghdr *) buf;
	if (rtm->rtm_version != RTM_VERSION) {
		wpa_printf(MSG_DEBUG, "Routing message version %d not "
			"understood\n", rtm->rtm_version);
		return;
	}
	ifan = (struct if_announcemsghdr *) rtm;
	switch (rtm->rtm_type) {
	case RTM_IEEE80211:
		switch (ifan->ifan_what) {
		case RTM_IEEE80211_ASSOC:
		case RTM_IEEE80211_REASSOC:
		case RTM_IEEE80211_DISASSOC:
		case RTM_IEEE80211_SCAN:
			break;
		case RTM_IEEE80211_LEAVE:
			leave = (struct ieee80211_leave_event *) &ifan[1];
			bsd_del_sta(drv, leave->iev_addr);
			break;
		case RTM_IEEE80211_JOIN:
			join = (struct ieee80211_join_event *) &ifan[1];
			bsd_new_sta(drv, join->iev_addr);
			break;
		case RTM_IEEE80211_REPLAY:
			/* ignore */
			break;
		case RTM_IEEE80211_MICHAEL:
			mic = (struct ieee80211_michael_event *) &ifan[1];
			wpa_printf(MSG_DEBUG,
				"Michael MIC failure wireless event: "
				"keyix=%u src_addr=" MACSTR, mic->iev_keyix,
				MAC2STR(mic->iev_src));
			ieee80211_michael_mic_failure(hapd, mic->iev_src, 1);
			break;
		}
		break;
	}
}

Example #3

File: driver_wext.c Project: ebichu/dd-wrt

static void
wext_wireless_event_wireless_custom(struct wext_driver_data *drv,
				       char *custom)
{
	struct hostapd_data *hapd = drv->hapd;

	wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'\n",
		      custom);

	if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
		char *pos;
		u8 addr[ETH_ALEN];
		pos = strstr(custom, "addr=");
		if (pos == NULL) {
			wpa_printf(MSG_DEBUG,
				      "MLME-MICHAELMICFAILURE.indication "
				      "without sender address ignored\n");
			return;
		}
		pos += 5;
		if (hwaddr_aton(pos, addr) == 0) {
			ieee80211_michael_mic_failure(drv->hapd, addr, 1);
		} else {
			wpa_printf(MSG_DEBUG,
				      "MLME-MICHAELMICFAILURE.indication "
				      "with invalid MAC address");
		}
	} else if (strncmp(custom, "STA-TRAFFIC-STAT", 16) == 0) {
		char *key, *value;
		u32 val;
		key = custom;
		while ((key = strchr(key, '\n')) != NULL) {
			key++;
			value = strchr(key, '=');
			if (value == NULL)
				continue;
			*value++ = '\0';
			val = strtoul(value, NULL, 10);
			if (strcmp(key, "mac") == 0)
				hwaddr_aton(value, drv->acct_mac);
			else if (strcmp(key, "rx_packets") == 0)
				drv->acct_data.rx_packets = val;
			else if (strcmp(key, "tx_packets") == 0)
				drv->acct_data.tx_packets = val;
			else if (strcmp(key, "rx_bytes") == 0)
				drv->acct_data.rx_bytes = val;
			else if (strcmp(key, "tx_bytes") == 0)
				drv->acct_data.tx_bytes = val;
			key = value;
		}
	}
}