crabka_protocol/opt/rustwide/workdir/generated/
ResponseHeader.borrowed.rs1use bytes::BufMut;
4
5use crate::primitives::fixed::{get_i32, put_i32};
6use crate::tagged_fields::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
7use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
8pub const MIN_VERSION: i16 = 0;
9pub const MAX_VERSION: i16 = 1;
10pub const FLEXIBLE_MIN: i16 = 1;
11
12#[inline]
13fn is_flexible(version: i16) -> bool {
14 version >= FLEXIBLE_MIN
15}
16
17#[derive(Debug, Clone, PartialEq, Eq, Default)]
18pub struct ResponseHeader {
19 pub correlation_id: i32,
20 pub unknown_tagged_fields: UnknownTaggedFields,
21}
22impl ResponseHeader {
23 pub fn to_owned(&self) -> crate::owned::response_header::ResponseHeader {
24 crate::owned::response_header::ResponseHeader {
25 correlation_id: (self.correlation_id),
26 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
27 }
28 }
29}
30impl Encode for ResponseHeader {
31 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
32 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
33 return Err(ProtocolError::SchemaMismatch(
34 "ResponseHeader version out of range",
35 ));
36 }
37 let flex = is_flexible(version);
38 if version >= 0 {
39 put_i32(buf, self.correlation_id);
40 }
41 if flex {
42 let tagged = WriteTaggedFields::new();
43 tagged.write(buf, &self.unknown_tagged_fields);
44 }
45 Ok(())
46 }
47 fn encoded_len(&self, version: i16) -> usize {
48 let flex = is_flexible(version);
49 let mut n: usize = 0;
50 if version >= 0 {
51 n += 4;
52 }
53 if flex {
54 let known_pairs: Vec<(u32, usize)> = Vec::new();
55 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
56 }
57 n
58 }
59}
60impl<'de> DecodeBorrow<'de> for ResponseHeader {
61 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
62 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
63 return Err(ProtocolError::SchemaMismatch(
64 "ResponseHeader version out of range",
65 ));
66 }
67 let flex = is_flexible(version);
68 let mut out = Self::default();
69 if version >= 0 {
70 out.correlation_id = get_i32(buf)?;
71 }
72 if flex {
73 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
74 }
75 Ok(out)
76 }
77}
78#[cfg(test)]
79impl ResponseHeader {
80 #[must_use]
81 pub fn populated(version: i16) -> Self {
82 let mut m = Self::default();
83 if version >= 0 {
84 m.correlation_id = 1i32;
85 }
86 m
87 }
88}