statime_wire/messages/
sync.rs

1use crate::{Error, common::Timestamp};
2
3/// Sync message body
4#[derive(Debug, Clone, Copy, PartialEq, Eq)]
5pub struct SyncMessage {
6    /// Time this message was sent.
7    pub origin_timestamp: Timestamp,
8}
9
10impl SyncMessage {
11    pub(crate) fn content_size(&self) -> usize {
12        10
13    }
14
15    pub(crate) fn serialize_content(&self, buffer: &mut [u8]) -> Result<(), Error> {
16        self.origin_timestamp
17            .serialize(buffer.get_mut(0..10).ok_or(Error::BufferTooShort)?)?;
18        Ok(())
19    }
20
21    pub(crate) fn deserialize_content(buffer: &[u8]) -> Result<Self, Error> {
22        match buffer.get(0..10) {
23            None => Err(Error::BufferTooShort),
24            Some(slice) => Ok(Self {
25                origin_timestamp: Timestamp::deserialize(slice)?,
26            }),
27        }
28    }
29}
30
31#[cfg(test)]
32mod tests {
33    use super::*;
34
35    #[test]
36    fn timestamp_wireformat() {
37        let representations = [(
38            [0x00, 0x00, 0x45, 0xb1, 0x11, 0x5a, 0x0a, 0x64, 0xfa, 0xb0],
39            SyncMessage {
40                origin_timestamp: Timestamp::new(1_169_232_218, 174_389_936).unwrap(),
41            },
42        )];
43
44        for (byte_representation, object_representation) in representations {
45            // Test the serialization output
46            let mut serialization_buffer = [0; 10];
47            object_representation
48                .serialize_content(&mut serialization_buffer)
49                .unwrap();
50            assert_eq!(serialization_buffer, byte_representation);
51
52            // Test the deserialization output
53            let deserialized_data = SyncMessage::deserialize_content(&byte_representation).unwrap();
54            assert_eq!(deserialized_data, object_representation);
55        }
56    }
57}
statime_wire/messages/sync.rs

statime_wire/messages/
sync.rs
