nros_diagnostic_msgs/msg/
key_value.rs

1// nros message type - pure Rust, no_std compatible
2// Package: diagnostic_msgs
3// Message: KeyValue
4
5use nros_core::{Deserialize, RosMessage, Serialize};
6use nros_serdes::{CdrReader, CdrWriter, DeserError, SerError};
7
8/// KeyValue message type
9#[derive(Debug, Clone, Default, PartialEq)]
10pub struct KeyValue {
11    pub key: heapless::String<32>,
12    pub value: heapless::String<64>,
13}
14
15impl Serialize for KeyValue {
16    fn serialize(&self, writer: &mut CdrWriter) -> Result<(), SerError> {
17        // phase-303 W4 (#0267) — DHEADER wrap for XCDR2 appendable structs.
18        // No-op under XCDR1 (byte-identical); under XCDR2 delimits this struct.
19        let __dh = writer.begin_dheader()?;
20        writer.write_string(self.key.as_str())?;
21        writer.write_string(self.value.as_str())?;
22        writer.end_dheader(__dh)?;
23        Ok(())
24    }
25}
26
27impl Deserialize for KeyValue {
28    fn deserialize(reader: &mut CdrReader) -> Result<Self, DeserError> {
29        // phase-303 W4 (#0267) — read the XCDR2 DHEADER (no-op under XCDR1);
30        // end_dheader skips any unknown trailing members (forward compat).
31        let __dh = reader.begin_dheader()?;
32        let __value = Self {
33            key: {
34                let s = reader.read_string()?;
35                heapless::String::try_from(s).map_err(|_| DeserError::CapacityExceeded)?
36            },
37            value: {
38                let s = reader.read_string()?;
39                heapless::String::try_from(s).map_err(|_| DeserError::CapacityExceeded)?
40            },
41        };
42        reader.end_dheader(__dh)?;
43        Ok(__value)
44    }
45}
46
47impl RosMessage for KeyValue {
48    const TYPE_NAME: &'static str = "diagnostic_msgs::msg::dds_::KeyValue_";
49    const TYPE_HASH: &'static str = "TypeHashNotSupported";
50    // Issue 1179 -- the type's bound on `RosMessage`, the one trait every
51    // backend's registration can read. Computed from the schema below, not
52    // copied, so it cannot drift from it.
53    const MAX_SERIALIZED_BOUND: Option<usize> = ::nros_serdes::size::max_serialized_bound::<Self>();
54}
55
56// ── nros_serdes::Message — runtime field schema ─────────────────────────────
57// Consumed by RMW backends that build wire-type descriptors at runtime
58// (Cyclone DDS dynamic types, …) without per-RMW codegen at compile time.
59
60impl ::nros_serdes::Message for KeyValue {
61    const TYPE_NAME: &'static str = "diagnostic_msgs/msg/KeyValue";
62    const FIELDS: &'static [::nros_serdes::Field] = &[
63        ::nros_serdes::Field {
64            name: "key",
65            ty: ::nros_serdes::FieldType::BoundedString(32),
66            offset: ::core::mem::offset_of!(KeyValue, key),
67        },
68        ::nros_serdes::Field {
69            name: "value",
70            ty: ::nros_serdes::FieldType::BoundedString(64),
71            offset: ::core::mem::offset_of!(KeyValue, value),
72        },
73    ];
74}
nros_diagnostic_msgs/msg/key_value.rs

nros_diagnostic_msgs/msg/
key_value.rs
