crabka_protocol/opt/rustwide/workdir/generated/
RequestHeader.borrowed.rs1use bytes::BufMut;
4
5use crate::primitives::fixed::{get_i16, get_i32, put_i16, put_i32};
6use crate::primitives::string_bytes::{
7 compact_nullable_string_len, compact_string_len, nullable_string_len,
8 put_compact_nullable_string, put_compact_string, put_nullable_string, put_string,
9 string_len,
10};
11use crate::primitives::string_bytes_borrowed::{
12 get_compact_nullable_string_borrowed, get_compact_string_borrowed,
13 get_nullable_string_borrowed, get_string_borrowed,
14};
15use crate::tagged_fields::{read_tagged_fields, tagged_fields_len, WriteTaggedFields};
16use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
17pub const MIN_VERSION: i16 = 1;
18pub const MAX_VERSION: i16 = 2;
19pub const FLEXIBLE_MIN: i16 = 2;
20
21#[inline]
22fn is_flexible(version: i16) -> bool { version >= FLEXIBLE_MIN }
23
24#[derive(Debug, Clone, PartialEq, Eq)]
25pub struct RequestHeader<'a> {
26 pub request_api_key: i16,
27 pub request_api_version: i16,
28 pub correlation_id: i32,
29 pub client_id: Option<&'a str>,
30 pub unknown_tagged_fields: UnknownTaggedFields,
31}
32
33impl<'a> Default for RequestHeader<'a> {
34 fn default() -> Self {
35 Self {
36 request_api_key: 0i16,
37 request_api_version: 0i16,
38 correlation_id: 0i32,
39 client_id: None,
40 unknown_tagged_fields: Default::default(),
41 }
42 }
43}
44
45impl<'a> RequestHeader<'a> {
46 pub fn to_owned(&self) -> crate::owned::request_header::RequestHeader {
47 crate::owned::request_header::RequestHeader {
48 request_api_key: (self.request_api_key),
49 request_api_version: (self.request_api_version),
50 correlation_id: (self.correlation_id),
51 client_id: (self.client_id).map(|s| s.to_string()),
52 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
53 }
54 }
55}
56
57impl<'a> Encode for RequestHeader<'a> {
58 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
59 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
60 return Err(ProtocolError::SchemaMismatch("RequestHeader version out of range"));
61 }
62 let flex = is_flexible(version);
63 if version >= 0 { put_i16(buf, self.request_api_key) }
64 if version >= 0 { put_i16(buf, self.request_api_version) }
65 if version >= 0 { put_i32(buf, self.correlation_id) }
66 if version >= 1 { { let flex = false; if flex { put_compact_nullable_string(buf, self.client_id) } else { put_nullable_string(buf, self.client_id) } } }
67 if flex {
68 let tagged = WriteTaggedFields::new();
69 tagged.write(buf, &self.unknown_tagged_fields);
70 }
71 Ok(())
72 }
73 fn encoded_len(&self, version: i16) -> usize {
74 let flex = is_flexible(version);
75 let mut n: usize = 0;
76 if version >= 0 { n += 2; }
77 if version >= 0 { n += 2; }
78 if version >= 0 { n += 4; }
79 if version >= 1 { n += { let flex = false; if flex { compact_nullable_string_len(self.client_id) } else { nullable_string_len(self.client_id) } }; }
80 if flex {
81 let known_pairs: Vec<(u32, usize)> = Vec::new();
82 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
83 }
84 n
85 }
86}
87
88impl<'de> DecodeBorrow<'de> for RequestHeader<'de> {
89 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
90 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
91 return Err(ProtocolError::SchemaMismatch("RequestHeader version out of range"));
92 }
93 let flex = is_flexible(version);
94 let mut out = Self::default();
95 if version >= 0 { out.request_api_key = get_i16(buf)?; }
96 if version >= 0 { out.request_api_version = get_i16(buf)?; }
97 if version >= 0 { out.correlation_id = get_i32(buf)?; }
98 if version >= 1 { out.client_id = { let flex = false; if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? } }; }
99 if flex {
100 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
101 Ok(false)
102 })?;
103 }
104 Ok(out)
105 }
106}