wolfcose 0.1.0

Safe Rust API for wolfSSL wolfCOSE.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

#![allow(missing_docs)]

use wolfcose::{from_slice, to_vec, ByteBuf, CborDeserialize, CborSerialize};

#[derive(Debug, PartialEq, CborSerialize, CborDeserialize)]
#[cbor(rename_all = "snake_case")]
struct DeviceReport {
    device_id: u32,
    #[cbor(rename = "kid")]
    key_id: ByteBuf,
    #[cbor(default, skip_serializing_if = "Option::is_none")]
    note: Option<String>,
}

#[derive(Debug, PartialEq, CborSerialize, CborDeserialize)]
enum DeviceEvent {
    Booted,
    Reading(u32, i32),
    #[cbor(rename = "link_state")]
    LinkState {
        online: bool,
    },
}

fn main() -> wolfcose::Result<()> {
    let report = DeviceReport {
        device_id: 42,
        key_id: ByteBuf(b"device-key".to_vec()),
        note: None,
    };
    let encoded = to_vec(&report)?;
    let decoded: DeviceReport = from_slice(&encoded)?;
    assert_eq!(decoded, report);

    let event = DeviceEvent::LinkState { online: true };
    let event_encoded = to_vec(&event)?;
    let event_decoded: DeviceEvent = from_slice(&event_encoded)?;
    assert_eq!(event_decoded, event);

    println!("report={} event={}", encoded.len(), event_encoded.len());
    Ok(())
}