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fix: fixes a bug which caused net.sniff not to print output if net.sniff.local is not true (fixes #138)

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evilsocket 2018-03-06 22:18:41 +01:00
commit 24310b5cad
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1 changed files with 4 additions and 6 deletions
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10
modules/net_sniff.go
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@ -1,7 +1,6 @@
package modules
import (
"bytes"
"fmt"
"net"
"time"
@ -107,11 +106,10 @@ func same(a, b net.HardwareAddr) bool {
}
func (s Sniffer) isLocalPacket(packet gopacket.Packet) bool {
eth := packet.Layer(layers.LayerTypeEthernet)
if eth != nil {
eth, _ := eth.(*layers.Ethernet)
ifHw := s.Session.Interface.HW
if bytes.Compare(eth.SrcMAC, ifHw) == 0 || bytes.Compare(eth.DstMAC, ifHw) == 0 {
ipl := packet.Layer(layers.LayerTypeIPv4)
if ipl != nil {
ip, _ := ipl.(*layers.IPv4)
if ip.SrcIP.Equal(s.Session.Interface.IP) || ip.DstIP.Equal(s.Session.Interface.IP) {
return true
}
}