crabka-protocol 0.1.2

// AUTO-GENERATED by crabka-protocol-codegen against a9ce3221537b8653448750697915607dc7936cf3. Do not edit.

use bytes::BufMut;

use crate::primitives::fixed::{get_i16, get_i32, get_i64, put_i16, put_i32, put_i64};
use crate::primitives::string_bytes::{
    compact_nullable_string_len, compact_string_len, nullable_string_len,
    put_compact_nullable_string, put_compact_string, put_nullable_string, put_string,
    string_len,
};
use crate::primitives::string_bytes_borrowed::{
    get_compact_nullable_string_borrowed, get_compact_string_borrowed,
    get_nullable_string_borrowed, get_string_borrowed,
};
use crate::primitives::string_bytes::{put_bytes, put_compact_bytes, put_compact_nullable_bytes, put_nullable_bytes};
use crate::primitives::string_bytes_borrowed::{get_bytes_borrowed, get_compact_bytes_borrowed, get_compact_nullable_bytes_borrowed, get_nullable_bytes_borrowed};
use crate::tagged_fields::{read_tagged_fields, tagged_fields_len, WriteTaggedFields};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};

pub const API_KEY: i16 = 78;
pub const MIN_VERSION: i16 = 1;
pub const MAX_VERSION: i16 = 2;
pub const FLEXIBLE_MIN: i16 = 0;

#[inline]
fn is_flexible(version: i16) -> bool { version >= FLEXIBLE_MIN }

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct ShareFetchResponse<'a> {
    pub throttle_time_ms: i32,
    pub error_code: i16,
    pub error_message: Option<&'a str>,
    pub acquisition_lock_timeout_ms: i32,
    pub responses: Vec<ShareFetchableTopicResponse<'a>>,
    pub node_endpoints: Vec<NodeEndpoint<'a>>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for ShareFetchResponse<'a> {
    fn default() -> Self {
        Self {
            throttle_time_ms: 0i32,
            error_code: 0i16,
            error_message: None,
            acquisition_lock_timeout_ms: 0i32,
            responses: Vec::new(),
            node_endpoints: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> ShareFetchResponse<'a> {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::ShareFetchResponse {
        crate::owned::share_fetch_response::ShareFetchResponse {
            throttle_time_ms: (self.throttle_time_ms),
            error_code: (self.error_code),
            error_message: (self.error_message).map(|s| s.to_string()),
            acquisition_lock_timeout_ms: (self.acquisition_lock_timeout_ms),
            responses: (self.responses).iter().map(|it| it.to_owned()).collect(),
            node_endpoints: (self.node_endpoints).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for ShareFetchResponse<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
            return Err(ProtocolError::UnsupportedVersion { api_key: API_KEY, version });
        }
        let flex = is_flexible(version);
        if version >= 0 { put_i32(buf, self.throttle_time_ms) }
        if version >= 0 { put_i16(buf, self.error_code) }
        if version >= 0 { if flex { put_compact_nullable_string(buf, self.error_message) } else { put_nullable_string(buf, self.error_message) } }
        if version >= 1 { put_i32(buf, self.acquisition_lock_timeout_ms) }
        if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.responses).len(), flex); for it in &self.responses { it.encode(buf, version)?; } } }
        if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.node_endpoints).len(), flex); for it in &self.node_endpoints { it.encode(buf, version)?; } } }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = is_flexible(version);
        let mut n: usize = 0;
        if version >= 0 { n += 4; }
        if version >= 0 { n += 2; }
        if version >= 0 { n += if flex { compact_nullable_string_len(self.error_message) } else { nullable_string_len(self.error_message) }; }
        if version >= 1 { n += 4; }
        if version >= 0 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.responses).len(), flex); let body: usize = (self.responses).iter().map(|it| it.encoded_len(version)).sum(); prefix + body }; }
        if version >= 0 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.node_endpoints).len(), flex); let body: usize = (self.node_endpoints).iter().map(|it| it.encoded_len(version)).sum(); prefix + body }; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for ShareFetchResponse<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
            return Err(ProtocolError::UnsupportedVersion { api_key: API_KEY, version });
        }
        let flex = is_flexible(version);
        let mut out = Self::default();
        if version >= 0 { out.throttle_time_ms = get_i32(buf)?; }
        if version >= 0 { out.error_code = get_i16(buf)?; }
        if version >= 0 { out.error_message = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if version >= 1 { out.acquisition_lock_timeout_ms = get_i32(buf)?; }
        if version >= 0 { out.responses = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(ShareFetchableTopicResponse::decode_borrow(buf, version)?); } v }; }
        if version >= 0 { out.node_endpoints = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(NodeEndpoint::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct ShareFetchableTopicResponse<'a> {
    pub topic_id: crate::primitives::uuid::Uuid,
    pub partitions: Vec<PartitionData<'a>>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for ShareFetchableTopicResponse<'a> {
    fn default() -> Self {
        Self {
            topic_id: Default::default(),
            partitions: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> ShareFetchableTopicResponse<'a> {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::ShareFetchableTopicResponse {
        crate::owned::share_fetch_response::ShareFetchableTopicResponse {
            topic_id: (self.topic_id),
            partitions: (self.partitions).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for ShareFetchableTopicResponse<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 0;
        if version >= 0 { crate::primitives::uuid::put_uuid(buf, self.topic_id) }
        if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.partitions).len(), flex); for it in &self.partitions { it.encode(buf, version)?; } } }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 0;
        let mut n: usize = 0;
        if version >= 0 { n += 16; }
        if version >= 0 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.partitions).len(), flex); let body: usize = (self.partitions).iter().map(|it| it.encoded_len(version)).sum(); prefix + body }; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for ShareFetchableTopicResponse<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 0;
        let mut out = Self::default();
        if version >= 0 { out.topic_id = crate::primitives::uuid::get_uuid(buf)?; }
        if version >= 0 { out.partitions = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(PartitionData::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct PartitionData<'a> {
    pub partition_index: i32,
    pub error_code: i16,
    pub error_message: Option<&'a str>,
    pub acknowledge_error_code: i16,
    pub acknowledge_error_message: Option<&'a str>,
    pub current_leader: LeaderIdAndEpoch,
    pub records: Option<crate::records::RecordsPayloadBorrowed<'a>>,
    pub acquired_records: Vec<AcquiredRecords>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for PartitionData<'a> {
    fn default() -> Self {
        Self {
            partition_index: 0i32,
            error_code: 0i16,
            error_message: None,
            acknowledge_error_code: 0i16,
            acknowledge_error_message: None,
            current_leader: Default::default(),
            records: None,
            acquired_records: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> PartitionData<'a> {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::PartitionData {
        crate::owned::share_fetch_response::PartitionData {
            partition_index: (self.partition_index),
            error_code: (self.error_code),
            error_message: (self.error_message).map(|s| s.to_string()),
            acknowledge_error_code: (self.acknowledge_error_code),
            acknowledge_error_message: (self.acknowledge_error_message).map(|s| s.to_string()),
            current_leader: (self.current_leader).to_owned(),
            records: (self.records).as_ref().map(|rb| rb.to_owned().expect("records to_owned")),
            acquired_records: (self.acquired_records).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for PartitionData<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 0;
        if version >= 0 { put_i32(buf, self.partition_index) }
        if version >= 0 { put_i16(buf, self.error_code) }
        if version >= 0 { if flex { put_compact_nullable_string(buf, self.error_message) } else { put_nullable_string(buf, self.error_message) } }
        if version >= 0 { put_i16(buf, self.acknowledge_error_code) }
        if version >= 0 { if flex { put_compact_nullable_string(buf, self.acknowledge_error_message) } else { put_nullable_string(buf, self.acknowledge_error_message) } }
        if version >= 0 { self.current_leader.encode(buf, version)? }
        if version >= 0 { if version <= 0 { match &self.records { None => if flex { put_compact_nullable_bytes(buf, None) } else { put_nullable_bytes(buf, None) }, Some(__rb) => { let mut __rb_buf = bytes::BytesMut::new(); <crate::records::RecordsPayloadBorrowed as crate::Encode>::encode(__rb, &mut __rb_buf, version)?; if flex { put_compact_bytes(buf, &__rb_buf) } else { put_bytes(buf, &__rb_buf) } } } } else { match &self.records { None => { let __rb_buf = bytes::BytesMut::new(); if flex { put_compact_bytes(buf, &__rb_buf) } else { put_bytes(buf, &__rb_buf) } }, Some(__rb) => { let mut __rb_buf = bytes::BytesMut::new(); <crate::records::RecordsPayloadBorrowed as crate::Encode>::encode(__rb, &mut __rb_buf, version)?; if flex { put_compact_bytes(buf, &__rb_buf) } else { put_bytes(buf, &__rb_buf) } } } } }
        if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.acquired_records).len(), flex); for it in &self.acquired_records { it.encode(buf, version)?; } } }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 0;
        let mut n: usize = 0;
        if version >= 0 { n += 4; }
        if version >= 0 { n += 2; }
        if version >= 0 { n += if flex { compact_nullable_string_len(self.error_message) } else { nullable_string_len(self.error_message) }; }
        if version >= 0 { n += 2; }
        if version >= 0 { n += if flex { compact_nullable_string_len(self.acknowledge_error_message) } else { nullable_string_len(self.acknowledge_error_message) }; }
        if version >= 0 { n += self.current_leader.encoded_len(version); }
        if version >= 0 { n += if version <= 0 { match &self.records { None => if flex { crate::primitives::varint::uvarint_len(0) } else { 4 }, Some(__rb) => { let __rb_len = <crate::records::RecordsPayloadBorrowed as crate::Encode>::encoded_len(__rb, version); if flex { crate::primitives::string_bytes::compact_bytes_len_from_size(__rb_len) } else { 4 + __rb_len } } } } else { match &self.records { None => if flex { crate::primitives::string_bytes::compact_bytes_len_from_size(0) } else { 4 }, Some(__rb) => { let __rb_len = <crate::records::RecordsPayloadBorrowed as crate::Encode>::encoded_len(__rb, version); if flex { crate::primitives::string_bytes::compact_bytes_len_from_size(__rb_len) } else { 4 + __rb_len } } } }; }
        if version >= 0 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.acquired_records).len(), flex); let body: usize = (self.acquired_records).iter().map(|it| it.encoded_len(version)).sum(); prefix + body }; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for PartitionData<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 0;
        let mut out = Self::default();
        if version >= 0 { out.partition_index = get_i32(buf)?; }
        if version >= 0 { out.error_code = get_i16(buf)?; }
        if version >= 0 { out.error_message = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if version >= 0 { out.acknowledge_error_code = get_i16(buf)?; }
        if version >= 0 { out.acknowledge_error_message = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if version >= 0 { out.current_leader = LeaderIdAndEpoch::decode_borrow(buf, version)?; }
        if version >= 0 { out.records = if version <= 0 { { let __rb_opt = if flex { get_compact_nullable_bytes_borrowed(buf)? } else { get_nullable_bytes_borrowed(buf)? }; match __rb_opt { None => None, Some(__rb_slice) => { let mut __rb_cur = __rb_slice; Some(<crate::records::RecordsPayloadBorrowed as crate::DecodeBorrow>::decode_borrow(&mut __rb_cur, version)?) } } } } else { Some({ let __rb_slice = if flex { get_compact_bytes_borrowed(buf)? } else { get_bytes_borrowed(buf)? }; let mut __rb_cur = __rb_slice; <crate::records::RecordsPayloadBorrowed as crate::DecodeBorrow>::decode_borrow(&mut __rb_cur, version)? }) }; }
        if version >= 0 { out.acquired_records = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(AcquiredRecords::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct LeaderIdAndEpoch {
    pub leader_id: i32,
    pub leader_epoch: i32,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl Default for LeaderIdAndEpoch {
    fn default() -> Self {
        Self {
            leader_id: 0i32,
            leader_epoch: 0i32,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl LeaderIdAndEpoch {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::LeaderIdAndEpoch {
        crate::owned::share_fetch_response::LeaderIdAndEpoch {
            leader_id: (self.leader_id),
            leader_epoch: (self.leader_epoch),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl Encode for LeaderIdAndEpoch {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 0;
        if version >= 0 { put_i32(buf, self.leader_id) }
        if version >= 0 { put_i32(buf, self.leader_epoch) }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 0;
        let mut n: usize = 0;
        if version >= 0 { n += 4; }
        if version >= 0 { n += 4; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for LeaderIdAndEpoch {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 0;
        let mut out = Self::default();
        if version >= 0 { out.leader_id = get_i32(buf)?; }
        if version >= 0 { out.leader_epoch = get_i32(buf)?; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct AcquiredRecords {
    pub first_offset: i64,
    pub last_offset: i64,
    pub delivery_count: i16,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl Default for AcquiredRecords {
    fn default() -> Self {
        Self {
            first_offset: 0i64,
            last_offset: 0i64,
            delivery_count: 0i16,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl AcquiredRecords {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::AcquiredRecords {
        crate::owned::share_fetch_response::AcquiredRecords {
            first_offset: (self.first_offset),
            last_offset: (self.last_offset),
            delivery_count: (self.delivery_count),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl Encode for AcquiredRecords {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 0;
        if version >= 0 { put_i64(buf, self.first_offset) }
        if version >= 0 { put_i64(buf, self.last_offset) }
        if version >= 0 { put_i16(buf, self.delivery_count) }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 0;
        let mut n: usize = 0;
        if version >= 0 { n += 8; }
        if version >= 0 { n += 8; }
        if version >= 0 { n += 2; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for AcquiredRecords {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 0;
        let mut out = Self::default();
        if version >= 0 { out.first_offset = get_i64(buf)?; }
        if version >= 0 { out.last_offset = get_i64(buf)?; }
        if version >= 0 { out.delivery_count = get_i16(buf)?; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct NodeEndpoint<'a> {
    pub node_id: i32,
    pub host: &'a str,
    pub port: i32,
    pub rack: Option<&'a str>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for NodeEndpoint<'a> {
    fn default() -> Self {
        Self {
            node_id: 0i32,
            host: "",
            port: 0i32,
            rack: None,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> NodeEndpoint<'a> {
    pub fn to_owned(&self) -> crate::owned::share_fetch_response::NodeEndpoint {
        crate::owned::share_fetch_response::NodeEndpoint {
            node_id: (self.node_id),
            host: (self.host).to_string(),
            port: (self.port),
            rack: (self.rack).map(|s| s.to_string()),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for NodeEndpoint<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 0;
        if version >= 0 { put_i32(buf, self.node_id) }
        if version >= 0 { if flex { put_compact_string(buf, self.host) } else { put_string(buf, self.host) } }
        if version >= 0 { put_i32(buf, self.port) }
        if version >= 0 { if flex { put_compact_nullable_string(buf, self.rack) } else { put_nullable_string(buf, self.rack) } }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 0;
        let mut n: usize = 0;
        if version >= 0 { n += 4; }
        if version >= 0 { n += if flex { compact_string_len(self.host) } else { string_len(self.host) }; }
        if version >= 0 { n += 4; }
        if version >= 0 { n += if flex { compact_nullable_string_len(self.rack) } else { nullable_string_len(self.rack) }; }
        if flex {
            let known_pairs: Vec<(u32, usize)> = Vec::new();
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}

impl<'de> DecodeBorrow<'de> for NodeEndpoint<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 0;
        let mut out = Self::default();
        if version >= 0 { out.node_id = get_i32(buf)?; }
        if version >= 0 { out.host = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
        if version >= 0 { out.port = get_i32(buf)?; }
        if version >= 0 { out.rack = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}