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新TAP测试(TODO 解析arp)

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黄思敏 2022-09-01 11:21:25 +08:00
parent 95d26c2b3e
commit 11c0b2ab17
1 changed files with 2 additions and 1 deletions
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3
netcard.go
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@ -111,7 +111,8 @@ func NewNetTunnel() *NetTunnel {
case ethernet.IPv4: case ethernet.IPv4:
payload := frame.Payload() payload := frame.Payload()
log.Printf("bytes len: %d type(ipv4): % x", len(rbuf), frame.Ethertype()) log.Printf("bytes len: %d type(ipv4): % x", len(rbuf), frame.Ethertype())
log.Println(frame.Source(), net.IPv4(payload[12], payload[13], payload[14], payload[15]), frame.Destination())
log.Println(frame.Source(), net.IP(payload[12:16]).To4(), binary.BigEndian.Uint16(frame[20:22]), frame.Destination(), net.IP(payload[16:20]).To4(), binary.BigEndian.Uint16(frame[22:24]))
log.Printf("src: %s(%d) dst: %s(%d)", waterutil.IPv4Source(frame), waterutil.IPv4SourcePort(frame), waterutil.IPv4Destination(frame), waterutil.IPv4DestinationPort(frame)) log.Printf("src: %s(%d) dst: %s(%d)", waterutil.IPv4Source(frame), waterutil.IPv4SourcePort(frame), waterutil.IPv4Destination(frame), waterutil.IPv4DestinationPort(frame))
log.Println(len(frame)) log.Println(len(frame))