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misc: small fix or general refactoring i did not bother commenting

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This commit is contained in:
evilsocket 2018-02-17 00:32:21 +01:00
commit 110d288f98
1 changed files with 6 additions and 7 deletions
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13
modules/wifi_recon.go
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@ -327,18 +327,17 @@ func (w *WiFiRecon) discoverAccessPoints(radiotapLayer gopacket.Layer, dot11 *la
return
}
dot11info, _ := dot11infoLayer.(*layers.Dot11InformationElement)
if dot11info.ID != layers.Dot11InformationElementIDSSID {
dot11info, ok := dot11infoLayer.(*layers.Dot11InformationElement)
if ok == false || (dot11info.ID != layers.Dot11InformationElementIDSSID) {
return
}
ssid := string(dot11info.Info)
bssid := dot11.Address3.String()
dst := dot11.Address1
// packet sent to broadcast mac with a SSID set?
if bytes.Compare(dst, network.BroadcastMac) == 0 && len(ssid) > 0 {
if bytes.Compare(dst, network.BroadcastMac) == 0 && len(dot11info.Info) > 0 {
radiotap, _ := radiotapLayer.(*layers.RadioTap)
ssid := string(dot11info.Info)
bssid := dot11.Address3.String()
channel := mhz2chan(int(radiotap.ChannelFrequency))
w.wifi.AddIfNew(ssid, bssid, true, channel)
}
@ -350,11 +349,11 @@ func (w *WiFiRecon) discoverClients(radiotapLayer gopacket.Layer, dot11 *layers.
return
}
src := dot11.Address2
bssid := dot11.Address1
// packet going to this specific BSSID?
if bytes.Compare(bssid, ap) == 0 {
radiotap, _ := radiotapLayer.(*layers.RadioTap)
src := dot11.Address2
channel := mhz2chan(int(radiotap.ChannelFrequency))
w.wifi.AddIfNew("", src.String(), false, channel)
}