fidl_fuchsia_session/

fidl_fuchsia_session.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;

/// An error that occurs when launching a session.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum LaunchError {
    /// The session's `LaunchConfiguration` is malformed.
    InvalidArgs,
    /// There was an error resolving the session's component URL.
    NotFound,
    /// The session component could not be destroyed.
    DestroyComponentFailed,
    /// The session component could not be created.
    CreateComponentFailed,
    #[doc(hidden)]
    __SourceBreaking { unknown_ordinal: u32 },
}

/// Pattern that matches an unknown `LaunchError` member.
#[macro_export]
macro_rules! LaunchErrorUnknown {
    () => {
        _
    };
}

impl LaunchError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::InvalidArgs),
            2 => Some(Self::NotFound),
            3 => Some(Self::DestroyComponentFailed),
            4 => Some(Self::CreateComponentFailed),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            1 => Self::InvalidArgs,
            2 => Self::NotFound,
            3 => Self::DestroyComponentFailed,
            4 => Self::CreateComponentFailed,
            unknown_ordinal => Self::__SourceBreaking { unknown_ordinal },
        }
    }

    #[inline]
    pub fn unknown() -> Self {
        Self::__SourceBreaking { unknown_ordinal: 0xffffffff }
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::InvalidArgs => 1,
            Self::NotFound => 2,
            Self::DestroyComponentFailed => 3,
            Self::CreateComponentFailed => 4,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            Self::__SourceBreaking { unknown_ordinal: _ } => true,
            _ => false,
        }
    }
}

/// An error that occurs when updating the lifecycle a session.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum LifecycleError {
    /// The session has not been started or there is no default session URL configured.
    NotFound,
    /// The session has already been started.
    AlreadyStarted,
    /// The session component could not be resolved.
    ResolveComponentFailed,
    /// The session component could not be created.
    CreateComponentFailed,
    /// The session component could not be destroyed.
    DestroyComponentFailed,
    #[doc(hidden)]
    __SourceBreaking { unknown_ordinal: u32 },
}

/// Pattern that matches an unknown `LifecycleError` member.
#[macro_export]
macro_rules! LifecycleErrorUnknown {
    () => {
        _
    };
}

impl LifecycleError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::NotFound),
            2 => Some(Self::AlreadyStarted),
            3 => Some(Self::ResolveComponentFailed),
            4 => Some(Self::CreateComponentFailed),
            5 => Some(Self::DestroyComponentFailed),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            1 => Self::NotFound,
            2 => Self::AlreadyStarted,
            3 => Self::ResolveComponentFailed,
            4 => Self::CreateComponentFailed,
            5 => Self::DestroyComponentFailed,
            unknown_ordinal => Self::__SourceBreaking { unknown_ordinal },
        }
    }

    #[inline]
    pub fn unknown() -> Self {
        Self::__SourceBreaking { unknown_ordinal: 0xffffffff }
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::NotFound => 1,
            Self::AlreadyStarted => 2,
            Self::ResolveComponentFailed => 3,
            Self::CreateComponentFailed => 4,
            Self::DestroyComponentFailed => 5,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            Self::__SourceBreaking { unknown_ordinal: _ } => true,
            _ => false,
        }
    }
}

/// An error that occurs when restarting a session.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum RestartError {
    /// There is no currently running session to restart.
    NotRunning,
    /// There was an error resolving the session's component URL.
    NotFound,
    /// The session component could not be destroyed.
    DestroyComponentFailed,
    /// The session component could not be created.
    CreateComponentFailed,
    #[doc(hidden)]
    __SourceBreaking { unknown_ordinal: u32 },
}

/// Pattern that matches an unknown `RestartError` member.
#[macro_export]
macro_rules! RestartErrorUnknown {
    () => {
        _
    };
}

impl RestartError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::NotRunning),
            2 => Some(Self::NotFound),
            3 => Some(Self::DestroyComponentFailed),
            4 => Some(Self::CreateComponentFailed),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            1 => Self::NotRunning,
            2 => Self::NotFound,
            3 => Self::DestroyComponentFailed,
            4 => Self::CreateComponentFailed,
            unknown_ordinal => Self::__SourceBreaking { unknown_ordinal },
        }
    }

    #[inline]
    pub fn unknown() -> Self {
        Self::__SourceBreaking { unknown_ordinal: 0xffffffff }
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::NotRunning => 1,
            Self::NotFound => 2,
            Self::DestroyComponentFailed => 3,
            Self::CreateComponentFailed => 4,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            Self::__SourceBreaking { unknown_ordinal: _ } => true,
            _ => false,
        }
    }
}

#[derive(Clone, Debug, PartialEq)]
pub struct LauncherLaunchRequest {
    pub configuration: LaunchConfiguration,
}

impl fidl::Persistable for LauncherLaunchRequest {}

/// Describes a session to launch.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct LaunchConfiguration {
    /// The component URL of the session.
    pub session_url: Option<String>,
    /// Configuration capabilities that will be offered to the session.
    ///
    /// In the intended use case, the session component would use a particular
    /// configuration capability with `transitional` availability. When such a
    /// transitional capability is not offered to the session, the config value
    /// from the package will be used. When it is offered using
    /// `config_capabilities`, then the config value specified here will be
    /// used. As such, one may override config values of the session component
    /// that are set up following this pattern.
    pub config_capabilities: Option<Vec<fidl_fuchsia_component_decl::Configuration>>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for LaunchConfiguration {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct LifecycleStartRequest {
    /// The component URL of the session.
    ///
    /// Optional. If omitted, uses the default configured session URL, if available.
    pub session_url: Option<String>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for LifecycleStartRequest {}

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

impl fidl::endpoints::ProtocolMarker for LauncherMarker {
    type Proxy = LauncherProxy;
    type RequestStream = LauncherRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = LauncherSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.session.Launcher";
}
impl fidl::endpoints::DiscoverableProtocolMarker for LauncherMarker {}
pub type LauncherLaunchResult = Result<(), LaunchError>;

pub trait LauncherProxyInterface: Send + Sync {
    type LaunchResponseFut: std::future::Future<Output = Result<LauncherLaunchResult, fidl::Error>>
        + Send;
    fn r#launch(&self, configuration: &LaunchConfiguration) -> Self::LaunchResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct LauncherSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for LauncherSynchronousProxy {
    type Proxy = LauncherProxy;
    type Protocol = LauncherMarker;

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

    /// Launches the session detailed in `configuration`.
    ///
    /// If a session is currently running, the component associated with the running
    /// session will be destroyed.
    ///
    /// + `configuration` describes the session to launch.
    /// * error `LaunchError.INVALID_ARGS` if `configuration.session_url` is not set.
    /// * error `LaunchError.NOT_FOUND` if `configuration.session_url`
    ///   could not be resolved.
    /// * error `LaunchError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LaunchError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#launch(
        &self,
        mut configuration: &LaunchConfiguration,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LauncherLaunchResult, fidl::Error> {
        let _response = self.client.send_query::<
            LauncherLaunchRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, LaunchError>,
        >(
            (configuration,),
            0x7674a4287f8a385a,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }
}

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

impl fidl::endpoints::Proxy for LauncherProxy {
    type Protocol = LauncherMarker;

    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 LauncherProxy {
    /// Create a new Proxy for fuchsia.session/Launcher.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <LauncherMarker 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) -> LauncherEventStream {
        LauncherEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Launches the session detailed in `configuration`.
    ///
    /// If a session is currently running, the component associated with the running
    /// session will be destroyed.
    ///
    /// + `configuration` describes the session to launch.
    /// * error `LaunchError.INVALID_ARGS` if `configuration.session_url` is not set.
    /// * error `LaunchError.NOT_FOUND` if `configuration.session_url`
    ///   could not be resolved.
    /// * error `LaunchError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LaunchError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#launch(
        &self,
        mut configuration: &LaunchConfiguration,
    ) -> fidl::client::QueryResponseFut<
        LauncherLaunchResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LauncherProxyInterface::r#launch(self, configuration)
    }
}

impl LauncherProxyInterface for LauncherProxy {
    type LaunchResponseFut = fidl::client::QueryResponseFut<
        LauncherLaunchResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#launch(&self, mut configuration: &LaunchConfiguration) -> Self::LaunchResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LauncherLaunchResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, LaunchError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7674a4287f8a385a,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<LauncherLaunchRequest, LauncherLaunchResult>(
            (configuration,),
            0x7674a4287f8a385a,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.session/Launcher.
pub struct LauncherRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for LauncherRequestStream {
    type Protocol = LauncherMarker;
    type ControlHandle = LauncherControlHandle;

    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 {
        LauncherControlHandle { 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 LauncherRequestStream {
    type Item = Result<LauncherRequest, 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 LauncherRequestStream 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 {
                    0x7674a4287f8a385a => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            LauncherLaunchRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<LauncherLaunchRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = LauncherControlHandle { inner: this.inner.clone() };
                        Ok(LauncherRequest::Launch {
                            configuration: req.configuration,

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

/// A protocol used to launch sessions.
#[derive(Debug)]
pub enum LauncherRequest {
    /// Launches the session detailed in `configuration`.
    ///
    /// If a session is currently running, the component associated with the running
    /// session will be destroyed.
    ///
    /// + `configuration` describes the session to launch.
    /// * error `LaunchError.INVALID_ARGS` if `configuration.session_url` is not set.
    /// * error `LaunchError.NOT_FOUND` if `configuration.session_url`
    ///   could not be resolved.
    /// * error `LaunchError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LaunchError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    Launch { configuration: LaunchConfiguration, responder: LauncherLaunchResponder },
}

impl LauncherRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_launch(self) -> Option<(LaunchConfiguration, LauncherLaunchResponder)> {
        if let LauncherRequest::Launch { configuration, responder } = self {
            Some((configuration, responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

    fn send_raw(&self, mut result: Result<(), LaunchError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            fidl::encoding::EmptyStruct,
            LaunchError,
        >>(
            result,
            self.tx_id,
            0x7674a4287f8a385a,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for LifecycleMarker {
    type Proxy = LifecycleProxy;
    type RequestStream = LifecycleRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = LifecycleSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.session.Lifecycle";
}
impl fidl::endpoints::DiscoverableProtocolMarker for LifecycleMarker {}
pub type LifecycleStartResult = Result<(), LifecycleError>;
pub type LifecycleStopResult = Result<(), LifecycleError>;
pub type LifecycleRestartResult = Result<(), LifecycleError>;

pub trait LifecycleProxyInterface: Send + Sync {
    type StartResponseFut: std::future::Future<Output = Result<LifecycleStartResult, fidl::Error>>
        + Send;
    fn r#start(&self, payload: &LifecycleStartRequest) -> Self::StartResponseFut;
    type StopResponseFut: std::future::Future<Output = Result<LifecycleStopResult, fidl::Error>>
        + Send;
    fn r#stop(&self) -> Self::StopResponseFut;
    type RestartResponseFut: std::future::Future<Output = Result<LifecycleRestartResult, fidl::Error>>
        + Send;
    fn r#restart(&self) -> Self::RestartResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct LifecycleSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for LifecycleSynchronousProxy {
    type Proxy = LifecycleProxy;
    type Protocol = LifecycleMarker;

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

    /// Starts the session.
    ///
    /// Returns after the session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if `session_url` has not been provided
    ///   and there is no configured default session URL.
    /// * error `LifecycleError.ALREADY_STARTED` if a session has already been started.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if `session_url` could not be
    ///   resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#start(
        &self,
        mut payload: &LifecycleStartRequest,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LifecycleStartResult, fidl::Error> {
        let _response = self.client.send_query::<
            LifecycleStartRequest,
            fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
        >(
            payload,
            0x2fda381d2cc41ce0,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            ___deadline,
        )?
        .into_result::<LifecycleMarker>("start")?;
        Ok(_response.map(|x| x))
    }

    /// Stops the session.
    ///
    /// Returns after the session component has been destroyed.
    ///
    /// * error `LifecycleError.NOT_FOUND` if the session has not been started.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    pub fn r#stop(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LifecycleStopResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
        >(
            (),
            0x453a9158431b4a2,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            ___deadline,
        )?
        .into_result::<LifecycleMarker>("stop")?;
        Ok(_response.map(|x| x))
    }

    /// Restarts the session.
    ///
    /// This stops the existing session and starts a new session with the same
    /// session URL as the previous one.
    ///
    /// Returns once the new session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if there is no existing session.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if the session URL
    ///   could not be resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#restart(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LifecycleRestartResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
        >(
            (),
            0x31faeac257bf1abb,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            ___deadline,
        )?
        .into_result::<LifecycleMarker>("restart")?;
        Ok(_response.map(|x| x))
    }
}

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

impl fidl::endpoints::Proxy for LifecycleProxy {
    type Protocol = LifecycleMarker;

    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 LifecycleProxy {
    /// Create a new Proxy for fuchsia.session/Lifecycle.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <LifecycleMarker 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) -> LifecycleEventStream {
        LifecycleEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Starts the session.
    ///
    /// Returns after the session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if `session_url` has not been provided
    ///   and there is no configured default session URL.
    /// * error `LifecycleError.ALREADY_STARTED` if a session has already been started.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if `session_url` could not be
    ///   resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#start(
        &self,
        mut payload: &LifecycleStartRequest,
    ) -> fidl::client::QueryResponseFut<
        LifecycleStartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LifecycleProxyInterface::r#start(self, payload)
    }

    /// Stops the session.
    ///
    /// Returns after the session component has been destroyed.
    ///
    /// * error `LifecycleError.NOT_FOUND` if the session has not been started.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    pub fn r#stop(
        &self,
    ) -> fidl::client::QueryResponseFut<
        LifecycleStopResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LifecycleProxyInterface::r#stop(self)
    }

    /// Restarts the session.
    ///
    /// This stops the existing session and starts a new session with the same
    /// session URL as the previous one.
    ///
    /// Returns once the new session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if there is no existing session.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if the session URL
    ///   could not be resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#restart(
        &self,
    ) -> fidl::client::QueryResponseFut<
        LifecycleRestartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LifecycleProxyInterface::r#restart(self)
    }
}

impl LifecycleProxyInterface for LifecycleProxy {
    type StartResponseFut = fidl::client::QueryResponseFut<
        LifecycleStartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#start(&self, mut payload: &LifecycleStartRequest) -> Self::StartResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LifecycleStartResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x2fda381d2cc41ce0,
            >(_buf?)?
            .into_result::<LifecycleMarker>("start")?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<LifecycleStartRequest, LifecycleStartResult>(
            payload,
            0x2fda381d2cc41ce0,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            _decode,
        )
    }

    type StopResponseFut = fidl::client::QueryResponseFut<
        LifecycleStopResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#stop(&self) -> Self::StopResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LifecycleStopResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x453a9158431b4a2,
            >(_buf?)?
            .into_result::<LifecycleMarker>("stop")?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, LifecycleStopResult>(
            (),
            0x453a9158431b4a2,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            _decode,
        )
    }

    type RestartResponseFut = fidl::client::QueryResponseFut<
        LifecycleRestartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#restart(&self) -> Self::RestartResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LifecycleRestartResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, LifecycleError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x31faeac257bf1abb,
            >(_buf?)?
            .into_result::<LifecycleMarker>("restart")?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, LifecycleRestartResult>(
            (),
            0x31faeac257bf1abb,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            _decode,
        )
    }
}

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

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

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

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

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

impl LifecycleEvent {
    /// Decodes a message buffer as a [`LifecycleEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<LifecycleEvent, 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(LifecycleEvent::_UnknownEvent { ordinal: tx_header.ordinal })
            }
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name: <LifecycleMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.session/Lifecycle.
pub struct LifecycleRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for LifecycleRequestStream {
    type Protocol = LifecycleMarker;
    type ControlHandle = LifecycleControlHandle;

    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 {
        LifecycleControlHandle { 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 LifecycleRequestStream {
    type Item = Result<LifecycleRequest, 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 LifecycleRequestStream 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 {
                    0x2fda381d2cc41ce0 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            LifecycleStartRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<LifecycleStartRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = LifecycleControlHandle { inner: this.inner.clone() };
                        Ok(LifecycleRequest::Start {
                            payload: req,
                            responder: LifecycleStartResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x453a9158431b4a2 => {
                        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 = LifecycleControlHandle { inner: this.inner.clone() };
                        Ok(LifecycleRequest::Stop {
                            responder: LifecycleStopResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x31faeac257bf1abb => {
                        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 = LifecycleControlHandle { inner: this.inner.clone() };
                        Ok(LifecycleRequest::Restart {
                            responder: LifecycleRestartResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ if header.tx_id == 0
                        && header
                            .dynamic_flags()
                            .contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                    {
                        Ok(LifecycleRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: LifecycleControlHandle { 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(LifecycleRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: LifecycleControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::TwoWay,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <LifecycleMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// A protocol used to control the session's lifecycle.
#[derive(Debug)]
pub enum LifecycleRequest {
    /// Starts the session.
    ///
    /// Returns after the session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if `session_url` has not been provided
    ///   and there is no configured default session URL.
    /// * error `LifecycleError.ALREADY_STARTED` if a session has already been started.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if `session_url` could not be
    ///   resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    Start { payload: LifecycleStartRequest, responder: LifecycleStartResponder },
    /// Stops the session.
    ///
    /// Returns after the session component has been destroyed.
    ///
    /// * error `LifecycleError.NOT_FOUND` if the session has not been started.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    Stop { responder: LifecycleStopResponder },
    /// Restarts the session.
    ///
    /// This stops the existing session and starts a new session with the same
    /// session URL as the previous one.
    ///
    /// Returns once the new session component has been created and started.
    ///
    /// * error `LifecycleError.NOT_FOUND` if there is no existing session.
    /// * error `LifecycleError.RESOLVE_COMPONENT_FAILED` if the session URL
    ///   could not be resolved to a component.
    /// * error `LifecycleError.DESTROY_COMPONENT_FAILED` if the session component
    ///   could not be destroyed. The previous session will continue to exist at
    ///   this point and the component may be running.
    /// * error `LifecycleError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    Restart { responder: LifecycleRestartResponder },
    /// 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: LifecycleControlHandle,
        method_type: fidl::MethodType,
    },
}

impl LifecycleRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_start(self) -> Option<(LifecycleStartRequest, LifecycleStartResponder)> {
        if let LifecycleRequest::Start { payload, responder } = self {
            Some((payload, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_stop(self) -> Option<(LifecycleStopResponder)> {
        if let LifecycleRequest::Stop { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_restart(self) -> Option<(LifecycleRestartResponder)> {
        if let LifecycleRequest::Restart { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            LifecycleRequest::Start { .. } => "start",
            LifecycleRequest::Stop { .. } => "stop",
            LifecycleRequest::Restart { .. } => "restart",
            LifecycleRequest::_UnknownMethod { method_type: fidl::MethodType::OneWay, .. } => {
                "unknown one-way method"
            }
            LifecycleRequest::_UnknownMethod { method_type: fidl::MethodType::TwoWay, .. } => {
                "unknown two-way method"
            }
        }
    }
}

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

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

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

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

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

    fn send_raw(&self, mut result: Result<(), LifecycleError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::FlexibleResultType<
            fidl::encoding::EmptyStruct,
            LifecycleError,
        >>(
            fidl::encoding::FlexibleResult::new(result),
            self.tx_id,
            0x2fda381d2cc41ce0,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

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

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

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

    fn send_raw(&self, mut result: Result<(), LifecycleError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::FlexibleResultType<
            fidl::encoding::EmptyStruct,
            LifecycleError,
        >>(
            fidl::encoding::FlexibleResult::new(result),
            self.tx_id,
            0x453a9158431b4a2,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

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

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

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

    fn send_raw(&self, mut result: Result<(), LifecycleError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::FlexibleResultType<
            fidl::encoding::EmptyStruct,
            LifecycleError,
        >>(
            fidl::encoding::FlexibleResult::new(result),
            self.tx_id,
            0x31faeac257bf1abb,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for RestarterMarker {
    type Proxy = RestarterProxy;
    type RequestStream = RestarterRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = RestarterSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.session.Restarter";
}
impl fidl::endpoints::DiscoverableProtocolMarker for RestarterMarker {}
pub type RestarterRestartResult = Result<(), RestartError>;

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

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for RestarterSynchronousProxy {
    type Proxy = RestarterProxy;
    type Protocol = RestarterMarker;

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

    /// Restarts the session.
    ///
    /// * error `RestartError.NOT_RUNNING` if there is no
    ///   currently running session to restart.
    /// * error `RestartError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `RestartError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#restart(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<RestarterRestartResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RestartError>,
        >(
            (),
            0x50cd09e53189e5ae,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }
}

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

impl fidl::endpoints::Proxy for RestarterProxy {
    type Protocol = RestarterMarker;

    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 RestarterProxy {
    /// Create a new Proxy for fuchsia.session/Restarter.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <RestarterMarker 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) -> RestarterEventStream {
        RestarterEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Restarts the session.
    ///
    /// * error `RestartError.NOT_RUNNING` if there is no
    ///   currently running session to restart.
    /// * error `RestartError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `RestartError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    pub fn r#restart(
        &self,
    ) -> fidl::client::QueryResponseFut<
        RestarterRestartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        RestarterProxyInterface::r#restart(self)
    }
}

impl RestarterProxyInterface for RestarterProxy {
    type RestartResponseFut = fidl::client::QueryResponseFut<
        RestarterRestartResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#restart(&self) -> Self::RestartResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<RestarterRestartResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RestartError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x50cd09e53189e5ae,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, RestarterRestartResult>(
            (),
            0x50cd09e53189e5ae,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.session/Restarter.
pub struct RestarterRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for RestarterRequestStream {
    type Protocol = RestarterMarker;
    type ControlHandle = RestarterControlHandle;

    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 {
        RestarterControlHandle { 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 RestarterRequestStream {
    type Item = Result<RestarterRequest, 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 RestarterRequestStream 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 {
                    0x50cd09e53189e5ae => {
                        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 = RestarterControlHandle { inner: this.inner.clone() };
                        Ok(RestarterRequest::Restart {
                            responder: RestarterRestartResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <RestarterMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// A protocol used to restart the currently running session.
#[derive(Debug)]
pub enum RestarterRequest {
    /// Restarts the session.
    ///
    /// * error `RestartError.NOT_RUNNING` if there is no
    ///   currently running session to restart.
    /// * error `RestartError.DESTROY_COMPONENT_FAILED` if an existing session component
    ///   could not be destroyed. The existing session remains running at this point.
    /// * error `RestartError.CREATE_COMPONENT_FAILED` if the session component
    ///   could not be started. No session will be running at this point.
    Restart { responder: RestarterRestartResponder },
}

impl RestarterRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_restart(self) -> Option<(RestarterRestartResponder)> {
        if let RestarterRequest::Restart { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

    fn send_raw(&self, mut result: Result<(), RestartError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            fidl::encoding::EmptyStruct,
            RestartError,
        >>(
            result,
            self.tx_id,
            0x50cd09e53189e5ae,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;
    unsafe impl fidl::encoding::TypeMarker for LaunchError {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            std::mem::align_of::<u32>()
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            std::mem::size_of::<u32>()
        }

        #[inline(always)]
        fn encode_is_copy() -> bool {
            false
        }

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

    impl fidl::encoding::ValueTypeMarker for LaunchError {
        type Borrowed<'a> = Self;
        #[inline(always)]
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            *value
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Self, D> for LaunchError {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Self>(offset);
            encoder.write_num(self.into_primitive(), offset);
            Ok(())
        }
    }

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

        #[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 prim = decoder.read_num::<u32>(offset);

            *self = Self::from_primitive_allow_unknown(prim);
            Ok(())
        }
    }
    unsafe impl fidl::encoding::TypeMarker for LifecycleError {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            std::mem::align_of::<u32>()
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            std::mem::size_of::<u32>()
        }

        #[inline(always)]
        fn encode_is_copy() -> bool {
            false
        }

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

    impl fidl::encoding::ValueTypeMarker for LifecycleError {
        type Borrowed<'a> = Self;
        #[inline(always)]
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            *value
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Self, D> for LifecycleError {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Self>(offset);
            encoder.write_num(self.into_primitive(), offset);
            Ok(())
        }
    }

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

        #[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 prim = decoder.read_num::<u32>(offset);

            *self = Self::from_primitive_allow_unknown(prim);
            Ok(())
        }
    }
    unsafe impl fidl::encoding::TypeMarker for RestartError {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            std::mem::align_of::<u32>()
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            std::mem::size_of::<u32>()
        }

        #[inline(always)]
        fn encode_is_copy() -> bool {
            false
        }

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

    impl fidl::encoding::ValueTypeMarker for RestartError {
        type Borrowed<'a> = Self;
        #[inline(always)]
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            *value
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Self, D> for RestartError {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Self>(offset);
            encoder.write_num(self.into_primitive(), offset);
            Ok(())
        }
    }

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

        #[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 prim = decoder.read_num::<u32>(offset);

            *self = Self::from_primitive_allow_unknown(prim);
            Ok(())
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for LauncherLaunchRequest {
        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<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<LauncherLaunchRequest, D>
        for &LauncherLaunchRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LauncherLaunchRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<LauncherLaunchRequest, D>::encode(
                (<LaunchConfiguration as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.configuration,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<LaunchConfiguration, D>,
        > fidl::encoding::Encode<LauncherLaunchRequest, 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::<LauncherLaunchRequest>(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 LauncherLaunchRequest {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { configuration: fidl::new_empty!(LaunchConfiguration, 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);
            // Verify that padding bytes are zero.
            fidl::decode!(
                LaunchConfiguration,
                D,
                &mut self.configuration,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

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

    unsafe impl fidl::encoding::TypeMarker for LaunchConfiguration {
        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<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<LaunchConfiguration, D>
        for &LaunchConfiguration
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LaunchConfiguration>(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::BoundedString<4096>, D>(
            self.session_url.as_ref().map(<fidl::encoding::BoundedString<4096> 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::UnboundedVector<fidl_fuchsia_component_decl::Configuration>, D>(
            self.config_capabilities.as_ref().map(<fidl::encoding::UnboundedVector<fidl_fuchsia_component_decl::Configuration> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            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::BoundedString<4096> 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.session_url.get_or_insert_with(|| {
                    fidl::new_empty!(fidl::encoding::BoundedString<4096>, D)
                });
                fidl::decode!(
                    fidl::encoding::BoundedString<4096>,
                    D,
                    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::UnboundedVector<
                    fidl_fuchsia_component_decl::Configuration,
                > 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.config_capabilities.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::UnboundedVector<fidl_fuchsia_component_decl::Configuration>,
                        D
                    )
                });
                fidl::decode!(
                    fidl::encoding::UnboundedVector<fidl_fuchsia_component_decl::Configuration>,
                    D,
                    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 LifecycleStartRequest {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.session_url {
                return 1;
            }
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for LifecycleStartRequest {
        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<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<LifecycleStartRequest, D>
        for &LifecycleStartRequest
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LifecycleStartRequest>(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::BoundedString<4096>, D>(
            self.session_url.as_ref().map(<fidl::encoding::BoundedString<4096> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            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::BoundedString<4096> 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.session_url.get_or_insert_with(|| {
                    fidl::new_empty!(fidl::encoding::BoundedString<4096>, D)
                });
                fidl::decode!(
                    fidl::encoding::BoundedString<4096>,
                    D,
                    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(())
        }
    }
}