func ExampleDecoder_DecodeStart() {
d := goshark.NewDecoder()
if err := d.DecodeStart("input_file"); err != nil {
log.Fatalf("Decode start fail: %s", err)
}
defer d.DecodeEnd()
}
func Example() {
file := "2.pcap"
d := goshark.NewDecoder()
if err := d.DecodeStart(file); err != nil {
log.Println("Decode start fail:", err)
return
}
defer d.DecodeEnd()
f, err := d.NextPacket()
if err != nil {
log.Println("Get packet fail:", err)
return
}
key := "igmp.maddr"
value, ok := f.Iskey(key)
if ok {
fmt.Printf("key: %s\nvalue: %s\n", key, value)
}
//Output:
//key: igmp.maddr
//value: 224.0.0.251
}
func main() {
file := "../2.pcap"
d := goshark.NewDecoder()
if err := d.DecodeStart(file); err != nil {
log.Println("Decode start fail:", err)
return
}
defer d.DecodeEnd()
f, err := d.NextPacket()
if err != nil {
log.Println("Get packet fail:", err)
return
}
s, ok := f.Getfield("igmp")
if ok {
fmt.Printf("%s", s)
}
}
func main() {
file := "../2.pcap"
d := goshark.NewDecoder()
if err := d.DecodeStart(file); err != nil {
log.Println("Decode start fail:", err)
return
}
defer d.DecodeEnd()
for {
f, err := d.NextPacket()
if err == io.EOF {
return
} else if err != nil {
log.Println("Get packet fail:", err)
return
}
fmt.Printf("%s", f)
}
}
func main() {
file := "../2.pcap"
d := goshark.NewDecoder()
if err := d.DecodeStart(file); err != nil {
log.Println("Decode start fail:", err)
return
}
defer d.DecodeEnd()
f, err := d.NextPacket()
if err != nil {
log.Println("Get packet fail:", err)
return
}
key := "igmp.maddr"
value, ok := f.Iskey(key)
if ok {
fmt.Printf("key: %s\nvalue: %s\n", key, value)
}
}
func ExampleDecoder_LoadPacket() {
data := `
<packet>
<proto name="igmp">
<field name="igmp.type" show="22"/>
<field name="igmp.maddr" show="224.0.0.251"/>
</proto>
</packet>
`
d := goshark.NewDecoder()
r := bytes.NewReader([]byte(data))
f, err := d.LoadPacket(r)
if err != nil {
log.Fatalf("load packet fail")
}
fmt.Printf("%s", f)
//Output:
//. []
//. . [igmp]
//. . . [igmp.type] 22
//. . . [igmp.maddr] 224.0.0.251
}