fidl_fuchsia_driver_playground/

fidl_fuchsia_driver_playground.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 _};
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

pub const MAX_ARGV_ITEM_LENGTH: u64 = 4096;

pub const MAX_ARGV_VECTOR_LENGTH: u64 = 256;

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct CloseControllerOnTerminatedRequest {
    /// The process exit code of the tool.
    pub return_code: i32,
}

impl fidl::Persistable for CloseControllerOnTerminatedRequest {}

#[derive(Debug, PartialEq)]
pub struct ToolRunnerRunToolRequest {
    /// The path to the tool executable, eg: 'fuchsia-pkg://fuchsia.com/package#bin/tool'.
    pub tool: String,
    /// The argv to pass into the tool executable.
    pub args: Option<Vec<String>>,
    /// The stdio socket handles to give to the tool.
    pub stdio_params: StdioParams,
    /// Used by the playground to signal that the started tool has terminated.
    pub close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
}

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

#[derive(Debug, Default, PartialEq)]
pub struct StdioParams {
    pub standard_in: Option<fidl::Socket>,
    pub standard_out: Option<fidl::Socket>,
    pub standard_err: Option<fidl::Socket>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

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

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

impl fidl::endpoints::ProtocolMarker for CloseControllerMarker {
    type Proxy = CloseControllerProxy;
    type RequestStream = CloseControllerRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = CloseControllerSynchronousProxy;

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

pub trait CloseControllerProxyInterface: Send + Sync {}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct CloseControllerSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for CloseControllerSynchronousProxy {
    type Proxy = CloseControllerProxy;
    type Protocol = CloseControllerMarker;

    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 CloseControllerSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <CloseControllerMarker 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<CloseControllerEvent, fidl::Error> {
        CloseControllerEvent::decode(self.client.wait_for_event(deadline)?)
    }
}

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

impl fidl::endpoints::Proxy for CloseControllerProxy {
    type Protocol = CloseControllerMarker;

    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 CloseControllerProxy {
    /// Create a new Proxy for fuchsia.driver.playground/CloseController.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <CloseControllerMarker 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) -> CloseControllerEventStream {
        CloseControllerEventStream { event_receiver: self.client.take_event_receiver() }
    }
}

impl CloseControllerProxyInterface for CloseControllerProxy {}

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

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

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

impl futures::Stream for CloseControllerEventStream {
    type Item = Result<CloseControllerEvent, 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(CloseControllerEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

#[derive(Debug)]
pub enum CloseControllerEvent {
    OnTerminated { return_code: i32 },
}

impl CloseControllerEvent {
    #[allow(irrefutable_let_patterns)]
    pub fn into_on_terminated(self) -> Option<i32> {
        if let CloseControllerEvent::OnTerminated { return_code } = self {
            Some((return_code))
        } else {
            None
        }
    }

    /// Decodes a message buffer as a [`CloseControllerEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<CloseControllerEvent, 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 {
            0x23d595be4577ece0 => {
                let mut out = fidl::new_empty!(
                    CloseControllerOnTerminatedRequest,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                );
                fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CloseControllerOnTerminatedRequest>(&tx_header, _body_bytes, _handles, &mut out)?;
                Ok((CloseControllerEvent::OnTerminated { return_code: out.return_code }))
            }
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name:
                    <CloseControllerMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.driver.playground/CloseController.
pub struct CloseControllerRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for CloseControllerRequestStream {
    type Protocol = CloseControllerMarker;
    type ControlHandle = CloseControllerControlHandle;

    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 {
        CloseControllerControlHandle { 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 CloseControllerRequestStream {
    type Item = Result<CloseControllerRequest, 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 CloseControllerRequestStream 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 {
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <CloseControllerMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Protocol for receiving an event when a tool terminates.
#[derive(Debug)]
pub enum CloseControllerRequest {}

impl CloseControllerRequest {
    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {}
    }
}

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

impl fidl::endpoints::ControlHandle for CloseControllerControlHandle {
    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 CloseControllerControlHandle {
    pub fn send_on_terminated(&self, mut return_code: i32) -> Result<(), fidl::Error> {
        self.inner.send::<CloseControllerOnTerminatedRequest>(
            (return_code,),
            0,
            0x23d595be4577ece0,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for ToolRunnerMarker {
    type Proxy = ToolRunnerProxy;
    type RequestStream = ToolRunnerRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = ToolRunnerSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.driver.playground.ToolRunner";
}
impl fidl::endpoints::DiscoverableProtocolMarker for ToolRunnerMarker {}
pub type ToolRunnerRunToolResult = Result<(), i32>;

pub trait ToolRunnerProxyInterface: Send + Sync {
    type RunToolResponseFut: std::future::Future<Output = Result<ToolRunnerRunToolResult, fidl::Error>>
        + Send;
    fn r#run_tool(
        &self,
        tool: &str,
        args: Option<&[String]>,
        stdio_params: StdioParams,
        close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
    ) -> Self::RunToolResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct ToolRunnerSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for ToolRunnerSynchronousProxy {
    type Proxy = ToolRunnerProxy;
    type Protocol = ToolRunnerMarker;

    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 ToolRunnerSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <ToolRunnerMarker 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<ToolRunnerEvent, fidl::Error> {
        ToolRunnerEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Run a tool.
    pub fn r#run_tool(
        &self,
        mut tool: &str,
        mut args: Option<&[String]>,
        mut stdio_params: StdioParams,
        mut close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<ToolRunnerRunToolResult, fidl::Error> {
        let _response = self.client.send_query::<
            ToolRunnerRunToolRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (tool, args, &mut stdio_params, close_controller,),
            0x6b25aa05c43aaf3e,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }
}

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

impl fidl::endpoints::Proxy for ToolRunnerProxy {
    type Protocol = ToolRunnerMarker;

    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 ToolRunnerProxy {
    /// Create a new Proxy for fuchsia.driver.playground/ToolRunner.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <ToolRunnerMarker 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) -> ToolRunnerEventStream {
        ToolRunnerEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Run a tool.
    pub fn r#run_tool(
        &self,
        mut tool: &str,
        mut args: Option<&[String]>,
        mut stdio_params: StdioParams,
        mut close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
    ) -> fidl::client::QueryResponseFut<
        ToolRunnerRunToolResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        ToolRunnerProxyInterface::r#run_tool(self, tool, args, stdio_params, close_controller)
    }
}

impl ToolRunnerProxyInterface for ToolRunnerProxy {
    type RunToolResponseFut = fidl::client::QueryResponseFut<
        ToolRunnerRunToolResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#run_tool(
        &self,
        mut tool: &str,
        mut args: Option<&[String]>,
        mut stdio_params: StdioParams,
        mut close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
    ) -> Self::RunToolResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<ToolRunnerRunToolResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x6b25aa05c43aaf3e,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<ToolRunnerRunToolRequest, ToolRunnerRunToolResult>(
            (tool, args, &mut stdio_params, close_controller),
            0x6b25aa05c43aaf3e,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

impl futures::Stream for ToolRunnerEventStream {
    type Item = Result<ToolRunnerEvent, 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(ToolRunnerEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

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

impl ToolRunnerEvent {
    /// Decodes a message buffer as a [`ToolRunnerEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<ToolRunnerEvent, 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: <ToolRunnerMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.driver.playground/ToolRunner.
pub struct ToolRunnerRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for ToolRunnerRequestStream {
    type Protocol = ToolRunnerMarker;
    type ControlHandle = ToolRunnerControlHandle;

    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 {
        ToolRunnerControlHandle { 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 ToolRunnerRequestStream {
    type Item = Result<ToolRunnerRequest, 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 ToolRunnerRequestStream 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 {
                    0x6b25aa05c43aaf3e => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            ToolRunnerRunToolRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ToolRunnerRunToolRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ToolRunnerControlHandle { inner: this.inner.clone() };
                        Ok(ToolRunnerRequest::RunTool {
                            tool: req.tool,
                            args: req.args,
                            stdio_params: req.stdio_params,
                            close_controller: req.close_controller,

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

/// Protocol for running driver tools in the playground.
#[derive(Debug)]
pub enum ToolRunnerRequest {
    /// Run a tool.
    RunTool {
        tool: String,
        args: Option<Vec<String>>,
        stdio_params: StdioParams,
        close_controller: fidl::endpoints::ServerEnd<CloseControllerMarker>,
        responder: ToolRunnerRunToolResponder,
    },
}

impl ToolRunnerRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_run_tool(
        self,
    ) -> Option<(
        String,
        Option<Vec<String>>,
        StdioParams,
        fidl::endpoints::ServerEnd<CloseControllerMarker>,
        ToolRunnerRunToolResponder,
    )> {
        if let ToolRunnerRequest::RunTool {
            tool,
            args,
            stdio_params,
            close_controller,
            responder,
        } = self
        {
            Some((tool, args, stdio_params, close_controller, responder))
        } else {
            None
        }
    }

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

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

impl fidl::endpoints::ControlHandle for ToolRunnerControlHandle {
    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 ToolRunnerControlHandle {}

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

/// Set the the channel to be shutdown (see [`ToolRunnerControlHandle::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 ToolRunnerRunToolResponder {
    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 ToolRunnerRunToolResponder {
    type ControlHandle = ToolRunnerControlHandle;

    fn control_handle(&self) -> &ToolRunnerControlHandle {
        &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 ToolRunnerRunToolResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut result: Result<(), i32>) -> 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<(), i32>) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>>(
                result,
                self.tx_id,
                0x6b25aa05c43aaf3e,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

mod internal {
    use super::*;

    impl fidl::encoding::ValueTypeMarker for CloseControllerOnTerminatedRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

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

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            4
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            4
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

        #[inline(always)]
        fn decode_is_copy() -> bool {
            true
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<CloseControllerOnTerminatedRequest, D>
        for &CloseControllerOnTerminatedRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CloseControllerOnTerminatedRequest>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut CloseControllerOnTerminatedRequest)
                    .write_unaligned((self as *const CloseControllerOnTerminatedRequest).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<i32, D>>
        fidl::encoding::Encode<CloseControllerOnTerminatedRequest, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CloseControllerOnTerminatedRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D>
        for CloseControllerOnTerminatedRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { return_code: fidl::new_empty!(i32, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 4);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ResourceTypeMarker for ToolRunnerRunToolRequest {
        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 ToolRunnerRunToolRequest {
        type Owned = Self;

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            56
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            ToolRunnerRunToolRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut ToolRunnerRunToolRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<ToolRunnerRunToolRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<ToolRunnerRunToolRequest, fidl::encoding::DefaultFuchsiaResourceDialect>::encode(
                (
                    <fidl::encoding::BoundedString<4096> as fidl::encoding::ValueTypeMarker>::borrow(&self.tool),
                    <fidl::encoding::Optional<fidl::encoding::Vector<fidl::encoding::BoundedString<4096>, 256>> as fidl::encoding::ValueTypeMarker>::borrow(&self.args),
                    <StdioParams as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.stdio_params),
                    <fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<CloseControllerMarker>> as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.close_controller),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<
                fidl::encoding::BoundedString<4096>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            T1: fidl::encoding::Encode<
                fidl::encoding::Optional<
                    fidl::encoding::Vector<fidl::encoding::BoundedString<4096>, 256>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            T2: fidl::encoding::Encode<StdioParams, fidl::encoding::DefaultFuchsiaResourceDialect>,
            T3: fidl::encoding::Encode<
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<CloseControllerMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            ToolRunnerRunToolRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0, T1, T2, T3)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<ToolRunnerRunToolRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(48);
                (ptr as *mut u64).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            self.2.encode(encoder, offset + 32, depth)?;
            self.3.encode(encoder, offset + 48, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for ToolRunnerRunToolRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                tool: fidl::new_empty!(
                    fidl::encoding::BoundedString<4096>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                args: fidl::new_empty!(
                    fidl::encoding::Optional<
                        fidl::encoding::Vector<fidl::encoding::BoundedString<4096>, 256>,
                    >,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                stdio_params: fidl::new_empty!(
                    StdioParams,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                close_controller: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<CloseControllerMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(48) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffff00000000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 48 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                fidl::encoding::BoundedString<4096>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.tool,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(
                fidl::encoding::Optional<
                    fidl::encoding::Vector<fidl::encoding::BoundedString<4096>, 256>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.args,
                decoder,
                offset + 16,
                _depth
            )?;
            fidl::decode!(
                StdioParams,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.stdio_params,
                decoder,
                offset + 32,
                _depth
            )?;
            fidl::decode!(
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<CloseControllerMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.close_controller,
                decoder,
                offset + 48,
                _depth
            )?;
            Ok(())
        }
    }

    impl StdioParams {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.standard_err {
                return 3;
            }
            if let Some(_) = self.standard_out {
                return 2;
            }
            if let Some(_) = self.standard_in {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for StdioParams {
        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 StdioParams {
        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<StdioParams, fidl::encoding::DefaultFuchsiaResourceDialect>
        for &mut StdioParams
    {
        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::<StdioParams>(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::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.standard_in.as_mut().map(
                    <fidl::encoding::HandleType<
                        fidl::Socket,
                        { fidl::ObjectType::SOCKET.into_raw() },
                        2147483648,
                    > 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::<
                fidl::encoding::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.standard_out.as_mut().map(
                    <fidl::encoding::HandleType<
                        fidl::Socket,
                        { fidl::ObjectType::SOCKET.into_raw() },
                        2147483648,
                    > 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::<
                fidl::encoding::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.standard_err.as_mut().map(
                    <fidl::encoding::HandleType<
                        fidl::Socket,
                        { fidl::ObjectType::SOCKET.into_raw() },
                        2147483648,
                    > 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 StdioParams {
        #[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::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                > 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.standard_in.get_or_insert_with(|| fidl::new_empty!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect));
                fidl::decode!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, 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::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                > 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.standard_out.get_or_insert_with(|| fidl::new_empty!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect));
                fidl::decode!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, 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 = <fidl::encoding::HandleType<
                    fidl::Socket,
                    { fidl::ObjectType::SOCKET.into_raw() },
                    2147483648,
                > 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.standard_err.get_or_insert_with(|| fidl::new_empty!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect));
                fidl::decode!(fidl::encoding::HandleType<fidl::Socket, { fidl::ObjectType::SOCKET.into_raw() }, 2147483648>, 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(())
        }
    }
}