fidl_fuchsia_memory_heapdump_client/

fidl_fuchsia_memory_heapdump_client.rs

// WARNING: This file is machine generated by fidlgen.

#![warn(clippy::all)]
#![allow(unused_parens, unused_mut, unused_imports, nonstandard_style)]

use bitflags::bitflags;
use fidl::client::QueryResponseFut;
use fidl::encoding::{MessageBufFor, ProxyChannelBox, ResourceDialect};
use fidl::endpoints::{ControlHandle as _, Responder as _};
pub use fidl_fuchsia_memory_heapdump_client__common::*;
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

#[derive(Debug, Default, PartialEq)]
pub struct CollectorDownloadStoredSnapshotRequest {
    /// The identifier of the snapshot to be downloaded.
    ///
    /// The list of the available snapshots can be retrieved with ListStoredSnapshots.
    ///
    /// Required.
    pub snapshot_id: Option<u32>,
    /// Where the elements of the requested snapshot will be sent to.
    ///
    /// Required.
    pub receiver: Option<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Standalone<fidl::encoding::DefaultFuchsiaResourceDialect>
    for CollectorDownloadStoredSnapshotRequest
{
}

#[derive(Debug, Default, PartialEq)]
pub struct CollectorListStoredSnapshotsRequest {
    /// The server_end of the StoredSnapshotIterator that will be used to retrieve the results.
    ///
    /// Required.
    pub iterator: Option<fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>>,
    /// If present, only retrieve snapshots that refer to matching processes.
    pub process_selector: Option<ProcessSelector>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Standalone<fidl::encoding::DefaultFuchsiaResourceDialect>
    for CollectorListStoredSnapshotsRequest
{
}

#[derive(Debug, Default, PartialEq)]
pub struct CollectorTakeLiveSnapshotRequest {
    /// The instrumented process(es) to operate on.
    ///
    /// If not set, any process will be considered a match.
    pub process_selector: Option<ProcessSelector>,
    /// Where the elements of the requested snapshot will be sent to.
    ///
    /// Required.
    pub receiver: Option<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>,
    /// Whether the snapshot should include the contents of each memory block.
    ///
    /// If not set, false is assumed.
    pub with_contents: Option<bool>,
    /// Whether this call is allowed to take a snapshot of more than one process
    /// and, therefore, return more than one snapshot.
    ///
    /// If not set, false is assumed.
    ///
    /// If set to true, each snapshot will be preceded by a SnapshotHeader.
    pub multi_process: Option<bool>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Standalone<fidl::encoding::DefaultFuchsiaResourceDialect>
    for CollectorTakeLiveSnapshotRequest
{
}

#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct CollectorMarker;

impl fidl::endpoints::ProtocolMarker for CollectorMarker {
    type Proxy = CollectorProxy;
    type RequestStream = CollectorRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = CollectorSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.memory.heapdump.client.Collector";
}
impl fidl::endpoints::DiscoverableProtocolMarker for CollectorMarker {}

pub trait CollectorProxyInterface: Send + Sync {
    fn r#take_live_snapshot(
        &self,
        payload: CollectorTakeLiveSnapshotRequest,
    ) -> Result<(), fidl::Error>;
    fn r#list_stored_snapshots(
        &self,
        payload: CollectorListStoredSnapshotsRequest,
    ) -> Result<(), fidl::Error>;
    fn r#download_stored_snapshot(
        &self,
        payload: CollectorDownloadStoredSnapshotRequest,
    ) -> Result<(), fidl::Error>;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct CollectorSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for CollectorSynchronousProxy {
    type Proxy = CollectorProxy;
    type Protocol = CollectorMarker;

    fn from_channel(inner: fidl::Channel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    fn as_channel(&self) -> &fidl::Channel {
        self.client.as_channel()
    }
}

#[cfg(target_os = "fuchsia")]
impl CollectorSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <CollectorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

    pub fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    /// Waits until an event arrives and returns it. It is safe for other
    /// threads to make concurrent requests while waiting for an event.
    pub fn wait_for_event(
        &self,
        deadline: zx::MonotonicInstant,
    ) -> Result<CollectorEvent, fidl::Error> {
        CollectorEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Obtains a snapshot of the current live allocations in an instrumented process.
    pub fn r#take_live_snapshot(
        &self,
        mut payload: CollectorTakeLiveSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorTakeLiveSnapshotRequest>(
            &mut payload,
            0xa581ff8b75eaea3,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }

    /// Retrieves the list of all the available stored snapshots.
    pub fn r#list_stored_snapshots(
        &self,
        mut payload: CollectorListStoredSnapshotsRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorListStoredSnapshotsRequest>(
            &mut payload,
            0x13fd9211708b42e6,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }

    /// Retrieves a stored snapshot.
    pub fn r#download_stored_snapshot(
        &self,
        mut payload: CollectorDownloadStoredSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorDownloadStoredSnapshotRequest>(
            &mut payload,
            0x48e9792c6f7f1c2e,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

#[cfg(target_os = "fuchsia")]
impl From<CollectorSynchronousProxy> for zx::NullableHandle {
    fn from(value: CollectorSynchronousProxy) -> Self {
        value.into_channel().into()
    }
}

#[cfg(target_os = "fuchsia")]
impl From<fidl::Channel> for CollectorSynchronousProxy {
    fn from(value: fidl::Channel) -> Self {
        Self::new(value)
    }
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::FromClient for CollectorSynchronousProxy {
    type Protocol = CollectorMarker;

    fn from_client(value: fidl::endpoints::ClientEnd<CollectorMarker>) -> Self {
        Self::new(value.into_channel())
    }
}

#[derive(Debug, Clone)]
pub struct CollectorProxy {
    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl fidl::endpoints::Proxy for CollectorProxy {
    type Protocol = CollectorMarker;

    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
        self.client.into_channel().map_err(|client| Self { client })
    }

    fn as_channel(&self) -> &::fidl::AsyncChannel {
        self.client.as_channel()
    }
}

impl CollectorProxy {
    /// Create a new Proxy for fuchsia.memory.heapdump.client/Collector.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <CollectorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::Client::new(channel, protocol_name) }
    }

    /// Get a Stream of events from the remote end of the protocol.
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> CollectorEventStream {
        CollectorEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Obtains a snapshot of the current live allocations in an instrumented process.
    pub fn r#take_live_snapshot(
        &self,
        mut payload: CollectorTakeLiveSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        CollectorProxyInterface::r#take_live_snapshot(self, payload)
    }

    /// Retrieves the list of all the available stored snapshots.
    pub fn r#list_stored_snapshots(
        &self,
        mut payload: CollectorListStoredSnapshotsRequest,
    ) -> Result<(), fidl::Error> {
        CollectorProxyInterface::r#list_stored_snapshots(self, payload)
    }

    /// Retrieves a stored snapshot.
    pub fn r#download_stored_snapshot(
        &self,
        mut payload: CollectorDownloadStoredSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        CollectorProxyInterface::r#download_stored_snapshot(self, payload)
    }
}

impl CollectorProxyInterface for CollectorProxy {
    fn r#take_live_snapshot(
        &self,
        mut payload: CollectorTakeLiveSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorTakeLiveSnapshotRequest>(
            &mut payload,
            0xa581ff8b75eaea3,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }

    fn r#list_stored_snapshots(
        &self,
        mut payload: CollectorListStoredSnapshotsRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorListStoredSnapshotsRequest>(
            &mut payload,
            0x13fd9211708b42e6,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }

    fn r#download_stored_snapshot(
        &self,
        mut payload: CollectorDownloadStoredSnapshotRequest,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CollectorDownloadStoredSnapshotRequest>(
            &mut payload,
            0x48e9792c6f7f1c2e,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

pub struct CollectorEventStream {
    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl std::marker::Unpin for CollectorEventStream {}

impl futures::stream::FusedStream for CollectorEventStream {
    fn is_terminated(&self) -> bool {
        self.event_receiver.is_terminated()
    }
}

impl futures::Stream for CollectorEventStream {
    type Item = Result<CollectorEvent, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
            &mut self.event_receiver,
            cx
        )?) {
            Some(buf) => std::task::Poll::Ready(Some(CollectorEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

#[derive(Debug)]
pub enum CollectorEvent {
    #[non_exhaustive]
    _UnknownEvent {
        /// Ordinal of the event that was sent.
        ordinal: u64,
    },
}

impl CollectorEvent {
    /// Decodes a message buffer as a [`CollectorEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<CollectorEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
        debug_assert_eq!(tx_header.tx_id, 0);
        match tx_header.ordinal {
            _ if tx_header.dynamic_flags().contains(fidl::encoding::DynamicFlags::FLEXIBLE) => {
                Ok(CollectorEvent::_UnknownEvent { ordinal: tx_header.ordinal })
            }
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name: <CollectorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.memory.heapdump.client/Collector.
pub struct CollectorRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

impl std::marker::Unpin for CollectorRequestStream {}

impl futures::stream::FusedStream for CollectorRequestStream {
    fn is_terminated(&self) -> bool {
        self.is_terminated
    }
}

impl fidl::endpoints::RequestStream for CollectorRequestStream {
    type Protocol = CollectorMarker;
    type ControlHandle = CollectorControlHandle;

    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
    }

    fn control_handle(&self) -> Self::ControlHandle {
        CollectorControlHandle { inner: self.inner.clone() }
    }

    fn into_inner(
        self,
    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
    {
        (self.inner, self.is_terminated)
    }

    fn from_inner(
        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
        is_terminated: bool,
    ) -> Self {
        Self { inner, is_terminated }
    }
}

impl futures::Stream for CollectorRequestStream {
    type Item = Result<CollectorRequest, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        let this = &mut *self;
        if this.inner.check_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled CollectorRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
            |bytes, handles| {
                match this.inner.channel().read_etc(cx, bytes, handles) {
                    std::task::Poll::Ready(Ok(())) => {}
                    std::task::Poll::Pending => return std::task::Poll::Pending,
                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
                        this.is_terminated = true;
                        return std::task::Poll::Ready(None);
                    }
                    std::task::Poll::Ready(Err(e)) => {
                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
                            e.into(),
                        ))));
                    }
                }

                // A message has been received from the channel
                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

                std::task::Poll::Ready(Some(match header.ordinal {
                    0xa581ff8b75eaea3 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            CollectorTakeLiveSnapshotRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CollectorTakeLiveSnapshotRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CollectorControlHandle { inner: this.inner.clone() };
                        Ok(CollectorRequest::TakeLiveSnapshot { payload: req, control_handle })
                    }
                    0x13fd9211708b42e6 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            CollectorListStoredSnapshotsRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CollectorListStoredSnapshotsRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CollectorControlHandle { inner: this.inner.clone() };
                        Ok(CollectorRequest::ListStoredSnapshots { payload: req, control_handle })
                    }
                    0x48e9792c6f7f1c2e => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            CollectorDownloadStoredSnapshotRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CollectorDownloadStoredSnapshotRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CollectorControlHandle { inner: this.inner.clone() };
                        Ok(CollectorRequest::DownloadStoredSnapshot {
                            payload: req,
                            control_handle,
                        })
                    }
                    _ if header.tx_id == 0
                        && header
                            .dynamic_flags()
                            .contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                    {
                        Ok(CollectorRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: CollectorControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::OneWay,
                        })
                    }
                    _ if header
                        .dynamic_flags()
                        .contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                    {
                        this.inner.send_framework_err(
                            fidl::encoding::FrameworkErr::UnknownMethod,
                            header.tx_id,
                            header.ordinal,
                            header.dynamic_flags(),
                            (bytes, handles),
                        )?;
                        Ok(CollectorRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: CollectorControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::TwoWay,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <CollectorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Protocol to request and retrieve memory profiles.
#[derive(Debug)]
pub enum CollectorRequest {
    /// Obtains a snapshot of the current live allocations in an instrumented process.
    TakeLiveSnapshot {
        payload: CollectorTakeLiveSnapshotRequest,
        control_handle: CollectorControlHandle,
    },
    /// Retrieves the list of all the available stored snapshots.
    ListStoredSnapshots {
        payload: CollectorListStoredSnapshotsRequest,
        control_handle: CollectorControlHandle,
    },
    /// Retrieves a stored snapshot.
    DownloadStoredSnapshot {
        payload: CollectorDownloadStoredSnapshotRequest,
        control_handle: CollectorControlHandle,
    },
    /// An interaction was received which does not match any known method.
    #[non_exhaustive]
    _UnknownMethod {
        /// Ordinal of the method that was called.
        ordinal: u64,
        control_handle: CollectorControlHandle,
        method_type: fidl::MethodType,
    },
}

impl CollectorRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_take_live_snapshot(
        self,
    ) -> Option<(CollectorTakeLiveSnapshotRequest, CollectorControlHandle)> {
        if let CollectorRequest::TakeLiveSnapshot { payload, control_handle } = self {
            Some((payload, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_list_stored_snapshots(
        self,
    ) -> Option<(CollectorListStoredSnapshotsRequest, CollectorControlHandle)> {
        if let CollectorRequest::ListStoredSnapshots { payload, control_handle } = self {
            Some((payload, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_download_stored_snapshot(
        self,
    ) -> Option<(CollectorDownloadStoredSnapshotRequest, CollectorControlHandle)> {
        if let CollectorRequest::DownloadStoredSnapshot { payload, control_handle } = self {
            Some((payload, control_handle))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            CollectorRequest::TakeLiveSnapshot { .. } => "take_live_snapshot",
            CollectorRequest::ListStoredSnapshots { .. } => "list_stored_snapshots",
            CollectorRequest::DownloadStoredSnapshot { .. } => "download_stored_snapshot",
            CollectorRequest::_UnknownMethod { method_type: fidl::MethodType::OneWay, .. } => {
                "unknown one-way method"
            }
            CollectorRequest::_UnknownMethod { method_type: fidl::MethodType::TwoWay, .. } => {
                "unknown two-way method"
            }
        }
    }
}

#[derive(Debug, Clone)]
pub struct CollectorControlHandle {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
}

impl fidl::endpoints::ControlHandle for CollectorControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }

    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

    fn is_closed(&self) -> bool {
        self.inner.channel().is_closed()
    }
    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
        self.inner.channel().on_closed()
    }

    #[cfg(target_os = "fuchsia")]
    fn signal_peer(
        &self,
        clear_mask: zx::Signals,
        set_mask: zx::Signals,
    ) -> Result<(), zx_status::Status> {
        use fidl::Peered;
        self.inner.channel().signal_peer(clear_mask, set_mask)
    }
}

impl CollectorControlHandle {}

#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct SnapshotReceiverMarker;

impl fidl::endpoints::ProtocolMarker for SnapshotReceiverMarker {
    type Proxy = SnapshotReceiverProxy;
    type RequestStream = SnapshotReceiverRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = SnapshotReceiverSynchronousProxy;

    const DEBUG_NAME: &'static str = "(anonymous) SnapshotReceiver";
}

pub trait SnapshotReceiverProxyInterface: Send + Sync {
    type BatchResponseFut: std::future::Future<Output = Result<(), fidl::Error>> + Send;
    fn r#batch(&self, batch: &[SnapshotElement]) -> Self::BatchResponseFut;
    type ReportErrorResponseFut: std::future::Future<Output = Result<(), fidl::Error>> + Send;
    fn r#report_error(&self, error: CollectorError) -> Self::ReportErrorResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct SnapshotReceiverSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for SnapshotReceiverSynchronousProxy {
    type Proxy = SnapshotReceiverProxy;
    type Protocol = SnapshotReceiverMarker;

    fn from_channel(inner: fidl::Channel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    fn as_channel(&self) -> &fidl::Channel {
        self.client.as_channel()
    }
}

#[cfg(target_os = "fuchsia")]
impl SnapshotReceiverSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <SnapshotReceiverMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

    pub fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    /// Waits until an event arrives and returns it. It is safe for other
    /// threads to make concurrent requests while waiting for an event.
    pub fn wait_for_event(
        &self,
        deadline: zx::MonotonicInstant,
    ) -> Result<SnapshotReceiverEvent, fidl::Error> {
        SnapshotReceiverEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Delivers a batch of snapshot elements.
    ///
    /// It will be called for each batch of elements, and finally with an empty
    /// batch to indicate that all data has been sent.
    ///
    /// If `multi_process` was set to true, two extra batches will be sent to
    /// enclose each snapshot:
    ///  - A batch with exactly one SnapshotHeader at the beginning.
    ///  - An empty batch at the end.
    pub fn r#batch(
        &self,
        mut batch: &[SnapshotElement],
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(), fidl::Error> {
        let _response =
            self.client.send_query::<SnapshotReceiverBatchRequest, fidl::encoding::EmptyPayload>(
                (batch,),
                0x4e2a7b07ec4bf37e,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }

    /// Reports an error. No other batches or errors will follow.
    pub fn r#report_error(
        &self,
        mut error: CollectorError,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(), fidl::Error> {
        let _response = self
            .client
            .send_query::<SnapshotReceiverReportErrorRequest, fidl::encoding::EmptyPayload>(
                (error,),
                0x7bc3329e0ec250c4,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }
}

#[cfg(target_os = "fuchsia")]
impl From<SnapshotReceiverSynchronousProxy> for zx::NullableHandle {
    fn from(value: SnapshotReceiverSynchronousProxy) -> Self {
        value.into_channel().into()
    }
}

#[cfg(target_os = "fuchsia")]
impl From<fidl::Channel> for SnapshotReceiverSynchronousProxy {
    fn from(value: fidl::Channel) -> Self {
        Self::new(value)
    }
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::FromClient for SnapshotReceiverSynchronousProxy {
    type Protocol = SnapshotReceiverMarker;

    fn from_client(value: fidl::endpoints::ClientEnd<SnapshotReceiverMarker>) -> Self {
        Self::new(value.into_channel())
    }
}

#[derive(Debug, Clone)]
pub struct SnapshotReceiverProxy {
    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl fidl::endpoints::Proxy for SnapshotReceiverProxy {
    type Protocol = SnapshotReceiverMarker;

    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
        self.client.into_channel().map_err(|client| Self { client })
    }

    fn as_channel(&self) -> &::fidl::AsyncChannel {
        self.client.as_channel()
    }
}

impl SnapshotReceiverProxy {
    /// Create a new Proxy for fuchsia.memory.heapdump.client/SnapshotReceiver.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <SnapshotReceiverMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::Client::new(channel, protocol_name) }
    }

    /// Get a Stream of events from the remote end of the protocol.
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> SnapshotReceiverEventStream {
        SnapshotReceiverEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Delivers a batch of snapshot elements.
    ///
    /// It will be called for each batch of elements, and finally with an empty
    /// batch to indicate that all data has been sent.
    ///
    /// If `multi_process` was set to true, two extra batches will be sent to
    /// enclose each snapshot:
    ///  - A batch with exactly one SnapshotHeader at the beginning.
    ///  - An empty batch at the end.
    pub fn r#batch(
        &self,
        mut batch: &[SnapshotElement],
    ) -> fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect> {
        SnapshotReceiverProxyInterface::r#batch(self, batch)
    }

    /// Reports an error. No other batches or errors will follow.
    pub fn r#report_error(
        &self,
        mut error: CollectorError,
    ) -> fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect> {
        SnapshotReceiverProxyInterface::r#report_error(self, error)
    }
}

impl SnapshotReceiverProxyInterface for SnapshotReceiverProxy {
    type BatchResponseFut =
        fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#batch(&self, mut batch: &[SnapshotElement]) -> Self::BatchResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<(), fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::EmptyPayload,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x4e2a7b07ec4bf37e,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<SnapshotReceiverBatchRequest, ()>(
            (batch,),
            0x4e2a7b07ec4bf37e,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type ReportErrorResponseFut =
        fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#report_error(&self, mut error: CollectorError) -> Self::ReportErrorResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<(), fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::EmptyPayload,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7bc3329e0ec250c4,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<SnapshotReceiverReportErrorRequest, ()>(
            (error,),
            0x7bc3329e0ec250c4,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

pub struct SnapshotReceiverEventStream {
    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl std::marker::Unpin for SnapshotReceiverEventStream {}

impl futures::stream::FusedStream for SnapshotReceiverEventStream {
    fn is_terminated(&self) -> bool {
        self.event_receiver.is_terminated()
    }
}

impl futures::Stream for SnapshotReceiverEventStream {
    type Item = Result<SnapshotReceiverEvent, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
            &mut self.event_receiver,
            cx
        )?) {
            Some(buf) => std::task::Poll::Ready(Some(SnapshotReceiverEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

#[derive(Debug)]
pub enum SnapshotReceiverEvent {}

impl SnapshotReceiverEvent {
    /// Decodes a message buffer as a [`SnapshotReceiverEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<SnapshotReceiverEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
        debug_assert_eq!(tx_header.tx_id, 0);
        match tx_header.ordinal {
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name:
                    <SnapshotReceiverMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.memory.heapdump.client/SnapshotReceiver.
pub struct SnapshotReceiverRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

impl std::marker::Unpin for SnapshotReceiverRequestStream {}

impl futures::stream::FusedStream for SnapshotReceiverRequestStream {
    fn is_terminated(&self) -> bool {
        self.is_terminated
    }
}

impl fidl::endpoints::RequestStream for SnapshotReceiverRequestStream {
    type Protocol = SnapshotReceiverMarker;
    type ControlHandle = SnapshotReceiverControlHandle;

    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
    }

    fn control_handle(&self) -> Self::ControlHandle {
        SnapshotReceiverControlHandle { inner: self.inner.clone() }
    }

    fn into_inner(
        self,
    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
    {
        (self.inner, self.is_terminated)
    }

    fn from_inner(
        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
        is_terminated: bool,
    ) -> Self {
        Self { inner, is_terminated }
    }
}

impl futures::Stream for SnapshotReceiverRequestStream {
    type Item = Result<SnapshotReceiverRequest, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        let this = &mut *self;
        if this.inner.check_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled SnapshotReceiverRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
            |bytes, handles| {
                match this.inner.channel().read_etc(cx, bytes, handles) {
                    std::task::Poll::Ready(Ok(())) => {}
                    std::task::Poll::Pending => return std::task::Poll::Pending,
                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
                        this.is_terminated = true;
                        return std::task::Poll::Ready(None);
                    }
                    std::task::Poll::Ready(Err(e)) => {
                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
                            e.into(),
                        ))));
                    }
                }

                // A message has been received from the channel
                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

                std::task::Poll::Ready(Some(match header.ordinal {
                    0x4e2a7b07ec4bf37e => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            SnapshotReceiverBatchRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<SnapshotReceiverBatchRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle =
                            SnapshotReceiverControlHandle { inner: this.inner.clone() };
                        Ok(SnapshotReceiverRequest::Batch {
                            batch: req.batch,

                            responder: SnapshotReceiverBatchResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x7bc3329e0ec250c4 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            SnapshotReceiverReportErrorRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<SnapshotReceiverReportErrorRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle =
                            SnapshotReceiverControlHandle { inner: this.inner.clone() };
                        Ok(SnapshotReceiverRequest::ReportError {
                            error: req.error,

                            responder: SnapshotReceiverReportErrorResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <SnapshotReceiverMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Protocol to transmit snapshot(s) as a stream of elements.
#[derive(Debug)]
pub enum SnapshotReceiverRequest {
    /// Delivers a batch of snapshot elements.
    ///
    /// It will be called for each batch of elements, and finally with an empty
    /// batch to indicate that all data has been sent.
    ///
    /// If `multi_process` was set to true, two extra batches will be sent to
    /// enclose each snapshot:
    ///  - A batch with exactly one SnapshotHeader at the beginning.
    ///  - An empty batch at the end.
    Batch { batch: Vec<SnapshotElement>, responder: SnapshotReceiverBatchResponder },
    /// Reports an error. No other batches or errors will follow.
    ReportError { error: CollectorError, responder: SnapshotReceiverReportErrorResponder },
}

impl SnapshotReceiverRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_batch(self) -> Option<(Vec<SnapshotElement>, SnapshotReceiverBatchResponder)> {
        if let SnapshotReceiverRequest::Batch { batch, responder } = self {
            Some((batch, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_report_error(
        self,
    ) -> Option<(CollectorError, SnapshotReceiverReportErrorResponder)> {
        if let SnapshotReceiverRequest::ReportError { error, responder } = self {
            Some((error, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            SnapshotReceiverRequest::Batch { .. } => "batch",
            SnapshotReceiverRequest::ReportError { .. } => "report_error",
        }
    }
}

#[derive(Debug, Clone)]
pub struct SnapshotReceiverControlHandle {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
}

impl fidl::endpoints::ControlHandle for SnapshotReceiverControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }

    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

    fn is_closed(&self) -> bool {
        self.inner.channel().is_closed()
    }
    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
        self.inner.channel().on_closed()
    }

    #[cfg(target_os = "fuchsia")]
    fn signal_peer(
        &self,
        clear_mask: zx::Signals,
        set_mask: zx::Signals,
    ) -> Result<(), zx_status::Status> {
        use fidl::Peered;
        self.inner.channel().signal_peer(clear_mask, set_mask)
    }
}

impl SnapshotReceiverControlHandle {}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct SnapshotReceiverBatchResponder {
    control_handle: std::mem::ManuallyDrop<SnapshotReceiverControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`SnapshotReceiverControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for SnapshotReceiverBatchResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for SnapshotReceiverBatchResponder {
    type ControlHandle = SnapshotReceiverControlHandle;

    fn control_handle(&self) -> &SnapshotReceiverControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl SnapshotReceiverBatchResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self) -> Result<(), fidl::Error> {
        let _result = self.send_raw();
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(self) -> Result<(), fidl::Error> {
        let _result = self.send_raw();
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::EmptyPayload>(
            (),
            self.tx_id,
            0x4e2a7b07ec4bf37e,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct SnapshotReceiverReportErrorResponder {
    control_handle: std::mem::ManuallyDrop<SnapshotReceiverControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`SnapshotReceiverControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for SnapshotReceiverReportErrorResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for SnapshotReceiverReportErrorResponder {
    type ControlHandle = SnapshotReceiverControlHandle;

    fn control_handle(&self) -> &SnapshotReceiverControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl SnapshotReceiverReportErrorResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self) -> Result<(), fidl::Error> {
        let _result = self.send_raw();
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(self) -> Result<(), fidl::Error> {
        let _result = self.send_raw();
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::EmptyPayload>(
            (),
            self.tx_id,
            0x7bc3329e0ec250c4,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct StoredSnapshotIteratorMarker;

impl fidl::endpoints::ProtocolMarker for StoredSnapshotIteratorMarker {
    type Proxy = StoredSnapshotIteratorProxy;
    type RequestStream = StoredSnapshotIteratorRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = StoredSnapshotIteratorSynchronousProxy;

    const DEBUG_NAME: &'static str = "(anonymous) StoredSnapshotIterator";
}
pub type StoredSnapshotIteratorGetNextResult = Result<Vec<StoredSnapshot>, CollectorError>;

pub trait StoredSnapshotIteratorProxyInterface: Send + Sync {
    type GetNextResponseFut: std::future::Future<Output = Result<StoredSnapshotIteratorGetNextResult, fidl::Error>>
        + Send;
    fn r#get_next(&self) -> Self::GetNextResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct StoredSnapshotIteratorSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for StoredSnapshotIteratorSynchronousProxy {
    type Proxy = StoredSnapshotIteratorProxy;
    type Protocol = StoredSnapshotIteratorMarker;

    fn from_channel(inner: fidl::Channel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    fn as_channel(&self) -> &fidl::Channel {
        self.client.as_channel()
    }
}

#[cfg(target_os = "fuchsia")]
impl StoredSnapshotIteratorSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name =
            <StoredSnapshotIteratorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

    pub fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    /// Waits until an event arrives and returns it. It is safe for other
    /// threads to make concurrent requests while waiting for an event.
    pub fn wait_for_event(
        &self,
        deadline: zx::MonotonicInstant,
    ) -> Result<StoredSnapshotIteratorEvent, fidl::Error> {
        StoredSnapshotIteratorEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Retrieves the next batch of StoredSnapshots elements.
    ///
    /// An empty response signals the end of the list.
    pub fn r#get_next(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<StoredSnapshotIteratorGetNextResult, fidl::Error> {
        let _response =
            self.client.send_query::<fidl::encoding::EmptyPayload, fidl::encoding::ResultType<
                StoredSnapshotIteratorGetNextResponse,
                CollectorError,
            >>(
                (),
                0x486d0c7d309d2474,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.map(|x| x.batch))
    }
}

#[cfg(target_os = "fuchsia")]
impl From<StoredSnapshotIteratorSynchronousProxy> for zx::NullableHandle {
    fn from(value: StoredSnapshotIteratorSynchronousProxy) -> Self {
        value.into_channel().into()
    }
}

#[cfg(target_os = "fuchsia")]
impl From<fidl::Channel> for StoredSnapshotIteratorSynchronousProxy {
    fn from(value: fidl::Channel) -> Self {
        Self::new(value)
    }
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::FromClient for StoredSnapshotIteratorSynchronousProxy {
    type Protocol = StoredSnapshotIteratorMarker;

    fn from_client(value: fidl::endpoints::ClientEnd<StoredSnapshotIteratorMarker>) -> Self {
        Self::new(value.into_channel())
    }
}

#[derive(Debug, Clone)]
pub struct StoredSnapshotIteratorProxy {
    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl fidl::endpoints::Proxy for StoredSnapshotIteratorProxy {
    type Protocol = StoredSnapshotIteratorMarker;

    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
        self.client.into_channel().map_err(|client| Self { client })
    }

    fn as_channel(&self) -> &::fidl::AsyncChannel {
        self.client.as_channel()
    }
}

impl StoredSnapshotIteratorProxy {
    /// Create a new Proxy for fuchsia.memory.heapdump.client/StoredSnapshotIterator.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name =
            <StoredSnapshotIteratorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::Client::new(channel, protocol_name) }
    }

    /// Get a Stream of events from the remote end of the protocol.
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> StoredSnapshotIteratorEventStream {
        StoredSnapshotIteratorEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Retrieves the next batch of StoredSnapshots elements.
    ///
    /// An empty response signals the end of the list.
    pub fn r#get_next(
        &self,
    ) -> fidl::client::QueryResponseFut<
        StoredSnapshotIteratorGetNextResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        StoredSnapshotIteratorProxyInterface::r#get_next(self)
    }
}

impl StoredSnapshotIteratorProxyInterface for StoredSnapshotIteratorProxy {
    type GetNextResponseFut = fidl::client::QueryResponseFut<
        StoredSnapshotIteratorGetNextResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_next(&self) -> Self::GetNextResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<StoredSnapshotIteratorGetNextResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<StoredSnapshotIteratorGetNextResponse, CollectorError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x486d0c7d309d2474,
            >(_buf?)?;
            Ok(_response.map(|x| x.batch))
        }
        self.client.send_query_and_decode::<
            fidl::encoding::EmptyPayload,
            StoredSnapshotIteratorGetNextResult,
        >(
            (),
            0x486d0c7d309d2474,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

pub struct StoredSnapshotIteratorEventStream {
    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl std::marker::Unpin for StoredSnapshotIteratorEventStream {}

impl futures::stream::FusedStream for StoredSnapshotIteratorEventStream {
    fn is_terminated(&self) -> bool {
        self.event_receiver.is_terminated()
    }
}

impl futures::Stream for StoredSnapshotIteratorEventStream {
    type Item = Result<StoredSnapshotIteratorEvent, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
            &mut self.event_receiver,
            cx
        )?) {
            Some(buf) => std::task::Poll::Ready(Some(StoredSnapshotIteratorEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

#[derive(Debug)]
pub enum StoredSnapshotIteratorEvent {}

impl StoredSnapshotIteratorEvent {
    /// Decodes a message buffer as a [`StoredSnapshotIteratorEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<StoredSnapshotIteratorEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
        debug_assert_eq!(tx_header.tx_id, 0);
        match tx_header.ordinal {
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name:
                    <StoredSnapshotIteratorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.memory.heapdump.client/StoredSnapshotIterator.
pub struct StoredSnapshotIteratorRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

impl std::marker::Unpin for StoredSnapshotIteratorRequestStream {}

impl futures::stream::FusedStream for StoredSnapshotIteratorRequestStream {
    fn is_terminated(&self) -> bool {
        self.is_terminated
    }
}

impl fidl::endpoints::RequestStream for StoredSnapshotIteratorRequestStream {
    type Protocol = StoredSnapshotIteratorMarker;
    type ControlHandle = StoredSnapshotIteratorControlHandle;

    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
    }

    fn control_handle(&self) -> Self::ControlHandle {
        StoredSnapshotIteratorControlHandle { inner: self.inner.clone() }
    }

    fn into_inner(
        self,
    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
    {
        (self.inner, self.is_terminated)
    }

    fn from_inner(
        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
        is_terminated: bool,
    ) -> Self {
        Self { inner, is_terminated }
    }
}

impl futures::Stream for StoredSnapshotIteratorRequestStream {
    type Item = Result<StoredSnapshotIteratorRequest, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        let this = &mut *self;
        if this.inner.check_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled StoredSnapshotIteratorRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
            |bytes, handles| {
                match this.inner.channel().read_etc(cx, bytes, handles) {
                    std::task::Poll::Ready(Ok(())) => {}
                    std::task::Poll::Pending => return std::task::Poll::Pending,
                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
                        this.is_terminated = true;
                        return std::task::Poll::Ready(None);
                    }
                    std::task::Poll::Ready(Err(e)) => {
                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
                            e.into(),
                        ))));
                    }
                }

                // A message has been received from the channel
                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

                std::task::Poll::Ready(Some(match header.ordinal {
                0x486d0c7d309d2474 => {
                    header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                    let mut req = fidl::new_empty!(fidl::encoding::EmptyPayload, fidl::encoding::DefaultFuchsiaResourceDialect);
                    fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
                    let control_handle = StoredSnapshotIteratorControlHandle {
                        inner: this.inner.clone(),
                    };
                    Ok(StoredSnapshotIteratorRequest::GetNext {
                        responder: StoredSnapshotIteratorGetNextResponder {
                            control_handle: std::mem::ManuallyDrop::new(control_handle),
                            tx_id: header.tx_id,
                        },
                    })
                }
                _ => Err(fidl::Error::UnknownOrdinal {
                    ordinal: header.ordinal,
                    protocol_name: <StoredSnapshotIteratorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                }),
            }))
            },
        )
    }
}

/// Protocol to retrieve a list of StoredSnapshots.
#[derive(Debug)]
pub enum StoredSnapshotIteratorRequest {
    /// Retrieves the next batch of StoredSnapshots elements.
    ///
    /// An empty response signals the end of the list.
    GetNext { responder: StoredSnapshotIteratorGetNextResponder },
}

impl StoredSnapshotIteratorRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_get_next(self) -> Option<(StoredSnapshotIteratorGetNextResponder)> {
        if let StoredSnapshotIteratorRequest::GetNext { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            StoredSnapshotIteratorRequest::GetNext { .. } => "get_next",
        }
    }
}

#[derive(Debug, Clone)]
pub struct StoredSnapshotIteratorControlHandle {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
}

impl fidl::endpoints::ControlHandle for StoredSnapshotIteratorControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }

    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

    fn is_closed(&self) -> bool {
        self.inner.channel().is_closed()
    }
    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
        self.inner.channel().on_closed()
    }

    #[cfg(target_os = "fuchsia")]
    fn signal_peer(
        &self,
        clear_mask: zx::Signals,
        set_mask: zx::Signals,
    ) -> Result<(), zx_status::Status> {
        use fidl::Peered;
        self.inner.channel().signal_peer(clear_mask, set_mask)
    }
}

impl StoredSnapshotIteratorControlHandle {}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct StoredSnapshotIteratorGetNextResponder {
    control_handle: std::mem::ManuallyDrop<StoredSnapshotIteratorControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`StoredSnapshotIteratorControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for StoredSnapshotIteratorGetNextResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for StoredSnapshotIteratorGetNextResponder {
    type ControlHandle = StoredSnapshotIteratorControlHandle;

    fn control_handle(&self) -> &StoredSnapshotIteratorControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl StoredSnapshotIteratorGetNextResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(
        self,
        mut result: Result<&[StoredSnapshot], CollectorError>,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(
        self,
        mut result: Result<&[StoredSnapshot], CollectorError>,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(
        &self,
        mut result: Result<&[StoredSnapshot], CollectorError>,
    ) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            StoredSnapshotIteratorGetNextResponse,
            CollectorError,
        >>(
            result.map(|batch| (batch,)),
            self.tx_id,
            0x486d0c7d309d2474,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;

    impl CollectorDownloadStoredSnapshotRequest {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.receiver {
                return 2;
            }
            if let Some(_) = self.snapshot_id {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for CollectorDownloadStoredSnapshotRequest {
        type Borrowed<'a> = &'a mut Self;
        fn take_or_borrow<'a>(
            value: &'a mut <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for CollectorDownloadStoredSnapshotRequest {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            8
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            CollectorDownloadStoredSnapshotRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut CollectorDownloadStoredSnapshotRequest
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CollectorDownloadStoredSnapshotRequest>(offset);
            // Vector header
            let max_ordinal: u64 = self.max_ordinal_present();
            encoder.write_num(max_ordinal, offset);
            encoder.write_num(fidl::encoding::ALLOC_PRESENT_U64, offset + 8);
            // Calling encoder.out_of_line_offset(0) is not allowed.
            if max_ordinal == 0 {
                return Ok(());
            }
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = max_ordinal as usize * envelope_size;
            #[allow(unused_variables)]
            let offset = encoder.out_of_line_offset(bytes_len);
            let mut _prev_end_offset: usize = 0;
            if 1 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (1 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                u32,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.snapshot_id.as_ref().map(<u32 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 2 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (2 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>, fidl::encoding::DefaultFuchsiaResourceDialect>(
            self.receiver.as_mut().map(<fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>> as fidl::encoding::ResourceTypeMarker>::take_or_borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for CollectorDownloadStoredSnapshotRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let len = match fidl::encoding::decode_vector_header(decoder, offset)? {
                None => return Err(fidl::Error::NotNullable),
                Some(len) => len,
            };
            // Calling decoder.out_of_line_offset(0) is not allowed.
            if len == 0 {
                return Ok(());
            };
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = len * envelope_size;
            let offset = decoder.out_of_line_offset(bytes_len)?;
            // Decode the envelope for each type.
            let mut _next_ordinal_to_read = 0;
            let mut next_offset = offset;
            let end_offset = offset + bytes_len;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 1 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <u32 as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.snapshot_id.get_or_insert_with(|| {
                    fidl::new_empty!(u32, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    u32,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 2 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Endpoint<
                    fidl::endpoints::ClientEnd<SnapshotReceiverMarker>,
                > as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context
                );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.receiver.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::Endpoint<
                            fidl::endpoints::ClientEnd<SnapshotReceiverMarker>,
                        >,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }

    impl CollectorListStoredSnapshotsRequest {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.process_selector {
                return 2;
            }
            if let Some(_) = self.iterator {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for CollectorListStoredSnapshotsRequest {
        type Borrowed<'a> = &'a mut Self;
        fn take_or_borrow<'a>(
            value: &'a mut <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for CollectorListStoredSnapshotsRequest {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            8
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            CollectorListStoredSnapshotsRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut CollectorListStoredSnapshotsRequest
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CollectorListStoredSnapshotsRequest>(offset);
            // Vector header
            let max_ordinal: u64 = self.max_ordinal_present();
            encoder.write_num(max_ordinal, offset);
            encoder.write_num(fidl::encoding::ALLOC_PRESENT_U64, offset + 8);
            // Calling encoder.out_of_line_offset(0) is not allowed.
            if max_ordinal == 0 {
                return Ok(());
            }
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = max_ordinal as usize * envelope_size;
            #[allow(unused_variables)]
            let offset = encoder.out_of_line_offset(bytes_len);
            let mut _prev_end_offset: usize = 0;
            if 1 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (1 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.iterator.as_mut().map(
                    <fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>,
                    > as fidl::encoding::ResourceTypeMarker>::take_or_borrow,
                ),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 2 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (2 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                ProcessSelector,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.process_selector
                    .as_ref()
                    .map(<ProcessSelector as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for CollectorListStoredSnapshotsRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let len = match fidl::encoding::decode_vector_header(decoder, offset)? {
                None => return Err(fidl::Error::NotNullable),
                Some(len) => len,
            };
            // Calling decoder.out_of_line_offset(0) is not allowed.
            if len == 0 {
                return Ok(());
            };
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = len * envelope_size;
            let offset = decoder.out_of_line_offset(bytes_len)?;
            // Decode the envelope for each type.
            let mut _next_ordinal_to_read = 0;
            let mut next_offset = offset;
            let end_offset = offset + bytes_len;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 1 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Endpoint<
                    fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>,
                > as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context
                );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.iterator.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::Endpoint<
                            fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>,
                        >,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<StoredSnapshotIteratorMarker>,
                    >,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 2 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <ProcessSelector as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.process_selector.get_or_insert_with(|| {
                    fidl::new_empty!(ProcessSelector, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    ProcessSelector,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }

    impl CollectorTakeLiveSnapshotRequest {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.multi_process {
                return 4;
            }
            if let Some(_) = self.with_contents {
                return 3;
            }
            if let Some(_) = self.receiver {
                return 2;
            }
            if let Some(_) = self.process_selector {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for CollectorTakeLiveSnapshotRequest {
        type Borrowed<'a> = &'a mut Self;
        fn take_or_borrow<'a>(
            value: &'a mut <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for CollectorTakeLiveSnapshotRequest {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            8
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            CollectorTakeLiveSnapshotRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut CollectorTakeLiveSnapshotRequest
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CollectorTakeLiveSnapshotRequest>(offset);
            // Vector header
            let max_ordinal: u64 = self.max_ordinal_present();
            encoder.write_num(max_ordinal, offset);
            encoder.write_num(fidl::encoding::ALLOC_PRESENT_U64, offset + 8);
            // Calling encoder.out_of_line_offset(0) is not allowed.
            if max_ordinal == 0 {
                return Ok(());
            }
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = max_ordinal as usize * envelope_size;
            #[allow(unused_variables)]
            let offset = encoder.out_of_line_offset(bytes_len);
            let mut _prev_end_offset: usize = 0;
            if 1 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (1 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                ProcessSelector,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.process_selector
                    .as_ref()
                    .map(<ProcessSelector as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 2 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (2 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>, fidl::encoding::DefaultFuchsiaResourceDialect>(
            self.receiver.as_mut().map(<fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>> as fidl::encoding::ResourceTypeMarker>::take_or_borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 3 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (3 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                bool,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.with_contents.as_ref().map(<bool as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 4 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (4 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                bool,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.multi_process.as_ref().map(<bool as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for CollectorTakeLiveSnapshotRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let len = match fidl::encoding::decode_vector_header(decoder, offset)? {
                None => return Err(fidl::Error::NotNullable),
                Some(len) => len,
            };
            // Calling decoder.out_of_line_offset(0) is not allowed.
            if len == 0 {
                return Ok(());
            };
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = len * envelope_size;
            let offset = decoder.out_of_line_offset(bytes_len)?;
            // Decode the envelope for each type.
            let mut _next_ordinal_to_read = 0;
            let mut next_offset = offset;
            let end_offset = offset + bytes_len;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 1 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <ProcessSelector as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.process_selector.get_or_insert_with(|| {
                    fidl::new_empty!(ProcessSelector, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    ProcessSelector,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 2 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Endpoint<
                    fidl::endpoints::ClientEnd<SnapshotReceiverMarker>,
                > as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context
                );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.receiver.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::Endpoint<
                            fidl::endpoints::ClientEnd<SnapshotReceiverMarker>,
                        >,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::Endpoint<fidl::endpoints::ClientEnd<SnapshotReceiverMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 3 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <bool as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.with_contents.get_or_insert_with(|| {
                    fidl::new_empty!(bool, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    bool,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 4 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <bool as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.multi_process.get_or_insert_with(|| {
                    fidl::new_empty!(bool, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    bool,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }
}