scratch/dns-server/question.go (view raw)
| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "encoding/binary" |
| 6 | ) |
| 7 | |
| 8 | type Question struct { |
| 9 | Name string |
| 10 | Type uint16 |
| 11 | Class uint16 |
| 12 | } |
| 13 | |
| 14 | func ReadQuestion(r *bytes.Reader, packet []byte) (Question, error) { |
| 15 | name, err := readName(r, packet) |
| 16 | if err != nil { |
| 17 | return Question{}, err |
| 18 | } |
| 19 | |
| 20 | var qtype, qclass uint16 |
| 21 | _ = binary.Read(r, binary.BigEndian, &qtype) |
| 22 | _ = binary.Read(r, binary.BigEndian, &qclass) |
| 23 | |
| 24 | return Question{ |
| 25 | Name: name, |
| 26 | Type: qtype, |
| 27 | Class: qclass, |
| 28 | }, nil |
| 29 | } |