hickory_proto/xfer/
serial_message.rs

1// Copyright 2015-2018 Benjamin Fry <benjaminfry@me.com>
2//
3// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
4// https://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
5// https://opensource.org/licenses/MIT>, at your option. This file may not be
6// copied, modified, or distributed except according to those terms.
7
8use std::net::SocketAddr;
9
10use crate::error::ProtoResult;
11use crate::op::Message;
12
13/// A DNS message in serialized form, with either the target address or source address
14pub struct SerialMessage {
15    // TODO: change to Bytes? this would be more compatible with some underlying libraries
16    message: Vec<u8>,
17    addr: SocketAddr,
18}
19
20impl SerialMessage {
21    /// Construct a new SerialMessage and the source or destination address
22    pub fn new(message: Vec<u8>, addr: SocketAddr) -> Self {
23        Self { message, addr }
24    }
25
26    /// Get a reference to the bytes
27    pub fn bytes(&self) -> &[u8] {
28        &self.message
29    }
30
31    /// Get the source or destination address (context dependent)
32    pub fn addr(&self) -> SocketAddr {
33        self.addr
34    }
35
36    /// Unwrap the Bytes and address
37    pub fn into_parts(self) -> (Vec<u8>, SocketAddr) {
38        self.into()
39    }
40
41    /// Build a `SerialMessage` from some bytes and an address
42    pub fn from_parts(message: Vec<u8>, addr: SocketAddr) -> Self {
43        (message, addr).into()
44    }
45
46    /// Deserializes the inner data into a Message
47    pub fn to_message(&self) -> ProtoResult<Message> {
48        Message::from_vec(&self.message)
49    }
50}
51
52impl From<(Vec<u8>, SocketAddr)> for SerialMessage {
53    fn from((message, addr): (Vec<u8>, SocketAddr)) -> Self {
54        Self { message, addr }
55    }
56}
57
58impl From<SerialMessage> for (Vec<u8>, SocketAddr) {
59    fn from(msg: SerialMessage) -> Self {
60        let SerialMessage { message, addr } = msg;
61        (message, addr)
62    }
63}