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, nullable_string_len, put_compact_nullable_string,
8 put_nullable_string,
9};
10use crate::primitives::string_bytes_borrowed::{
11 get_compact_nullable_string_borrowed, get_nullable_string_borrowed,
12};
13use crate::tagged_fields::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
14use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
15pub const MIN_VERSION: i16 = 1;
16pub const MAX_VERSION: i16 = 2;
17pub const FLEXIBLE_MIN: i16 = 2;
18
19#[inline]
20fn is_flexible(version: i16) -> bool {
21 version >= FLEXIBLE_MIN
22}
23
24#[derive(Debug, Clone, PartialEq, Eq, Default)]
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}
32impl RequestHeader<'_> {
33 pub fn to_owned(&self) -> crate::owned::request_header::RequestHeader {
34 crate::owned::request_header::RequestHeader {
35 request_api_key: (self.request_api_key),
36 request_api_version: (self.request_api_version),
37 correlation_id: (self.correlation_id),
38 client_id: (self.client_id).map(std::string::ToString::to_string),
39 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
40 }
41 }
42}
43impl Encode for RequestHeader<'_> {
44 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
45 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
46 return Err(ProtocolError::SchemaMismatch(
47 "RequestHeader version out of range",
48 ));
49 }
50 let flex = is_flexible(version);
51 if version >= 0 {
52 put_i16(buf, self.request_api_key);
53 }
54 if version >= 0 {
55 put_i16(buf, self.request_api_version);
56 }
57 if version >= 0 {
58 put_i32(buf, self.correlation_id);
59 }
60 if version >= 1 {
61 {
62 let flex = false;
63 if flex {
64 put_compact_nullable_string(buf, self.client_id);
65 } else {
66 put_nullable_string(buf, self.client_id);
67 }
68 }
69 }
70 if flex {
71 let tagged = WriteTaggedFields::new();
72 tagged.write(buf, &self.unknown_tagged_fields);
73 }
74 Ok(())
75 }
76 fn encoded_len(&self, version: i16) -> usize {
77 let flex = is_flexible(version);
78 let mut n: usize = 0;
79 if version >= 0 {
80 n += 2;
81 }
82 if version >= 0 {
83 n += 2;
84 }
85 if version >= 0 {
86 n += 4;
87 }
88 if version >= 1 {
89 n += {
90 let flex = false;
91 if flex {
92 compact_nullable_string_len(self.client_id)
93 } else {
94 nullable_string_len(self.client_id)
95 }
96 };
97 }
98 if flex {
99 let known_pairs: Vec<(u32, usize)> = Vec::new();
100 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
101 }
102 n
103 }
104}
105impl<'de> DecodeBorrow<'de> for RequestHeader<'de> {
106 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
107 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
108 return Err(ProtocolError::SchemaMismatch(
109 "RequestHeader version out of range",
110 ));
111 }
112 let flex = is_flexible(version);
113 let mut out = Self::default();
114 if version >= 0 {
115 out.request_api_key = get_i16(buf)?;
116 }
117 if version >= 0 {
118 out.request_api_version = get_i16(buf)?;
119 }
120 if version >= 0 {
121 out.correlation_id = get_i32(buf)?;
122 }
123 if version >= 1 {
124 out.client_id = {
125 let flex = false;
126 if flex {
127 get_compact_nullable_string_borrowed(buf)?
128 } else {
129 get_nullable_string_borrowed(buf)?
130 }
131 };
132 }
133 if flex {
134 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
135 }
136 Ok(out)
137 }
138}
139#[cfg(test)]
140impl RequestHeader<'_> {
141 #[must_use]
142 pub fn populated(version: i16) -> Self {
143 let mut m = Self::default();
144 if version >= 0 {
145 m.request_api_key = 1i16;
146 }
147 if version >= 0 {
148 m.request_api_version = 1i16;
149 }
150 if version >= 0 {
151 m.correlation_id = 1i32;
152 }
153 if version >= 1 {
154 m.client_id = Some("x");
155 }
156 m
157 }
158}