fidl_fuchsia_netemul_test/

fidl_fuchsia_netemul_test.rs

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

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

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct CounterConnectToProtocolRequest {
    pub protocol_name: String,
    pub request: fidl::Channel,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct CounterOpenInNamespaceRequest {
    pub path: String,
    pub flags: fidl_fuchsia_io::Flags,
    pub request: fidl::Channel,
}

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

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

impl fidl::endpoints::ProtocolMarker for CounterMarker {
    type Proxy = CounterProxy;
    type RequestStream = CounterRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = CounterSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.netemul.test.Counter";
}
impl fidl::endpoints::DiscoverableProtocolMarker for CounterMarker {}
pub type CounterTryOpenDirectoryResult = Result<(), i32>;

pub trait CounterProxyInterface: Send + Sync {
    type IncrementResponseFut: std::future::Future<Output = Result<u32, fidl::Error>> + Send;
    fn r#increment(&self) -> Self::IncrementResponseFut;
    fn r#connect_to_protocol(
        &self,
        protocol_name: &str,
        request: fidl::Channel,
    ) -> Result<(), fidl::Error>;
    fn r#open_in_namespace(
        &self,
        path: &str,
        flags: fidl_fuchsia_io::Flags,
        request: fidl::Channel,
    ) -> Result<(), fidl::Error>;
    type TryOpenDirectoryResponseFut: std::future::Future<Output = Result<CounterTryOpenDirectoryResult, fidl::Error>>
        + Send;
    fn r#try_open_directory(&self, path: &str) -> Self::TryOpenDirectoryResponseFut;
    type SetAbortOnShutdownResponseFut: std::future::Future<Output = Result<(), fidl::Error>> + Send;
    fn r#set_abort_on_shutdown(&self, abort: bool) -> Self::SetAbortOnShutdownResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct CounterSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for CounterSynchronousProxy {
    type Proxy = CounterProxy;
    type Protocol = CounterMarker;

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

    /// Increments internal counter by one and returns new counter value.
    pub fn r#increment(&self, ___deadline: zx::MonotonicInstant) -> Result<u32, fidl::Error> {
        let _response =
            self.client.send_query::<fidl::encoding::EmptyPayload, CounterIncrementResponse>(
                (),
                0x60cf610cd915d7a9,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.value)
    }

    /// Connects `request` to a protocol in the `/svc` directory named
    /// `protocol_name`.
    pub fn r#connect_to_protocol(
        &self,
        mut protocol_name: &str,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CounterConnectToProtocolRequest>(
            (protocol_name, request),
            0x75ea8d3a0e7a4f68,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Opens the node found at `path` in the component's namespace with
    /// `flags`, and connects `request`.
    ///
    /// This is essentially a wrapper around [`fuchsia.io/Directory.Open`],
    /// which always opens in an implementation-defined mode.
    ///
    /// + request `path` the absolute path from the root of the server's
    ///     namespace.
    /// + request `flags` the rights with which to open the node.
    /// + request `request` the server end channel to the node.
    pub fn r#open_in_namespace(
        &self,
        mut path: &str,
        mut flags: fidl_fuchsia_io::Flags,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CounterOpenInNamespaceRequest>(
            (path, flags, request),
            0x393b5808935aee83,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Opens the directory found at `path`.
    ///
    /// + request `path` the absolute path from the server's namespace.
    /// * error `ZX_ERR_NOT_FOUND` if the directory at `path` is not in the server's namespace.
    /// * error `ZX_ERR_IO` if there is some other unspecified error during I/O.
    pub fn r#try_open_directory(
        &self,
        mut path: &str,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<CounterTryOpenDirectoryResult, fidl::Error> {
        let _response = self.client.send_query::<
            CounterTryOpenDirectoryRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (path,),
            0x37310702b1c8b863,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Controls whether this component crashes (via abort) after receiving a
    /// shutdown signal.
    ///
    /// + request `abort` whether or not to abort on shutdown.
    pub fn r#set_abort_on_shutdown(
        &self,
        mut abort: bool,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(), fidl::Error> {
        let _response = self
            .client
            .send_query::<CounterSetAbortOnShutdownRequest, fidl::encoding::EmptyPayload>(
                (abort,),
                0x1d9c7aac19741829,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }
}

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

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

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

impl fidl::endpoints::Proxy for CounterProxy {
    type Protocol = CounterMarker;

    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 CounterProxy {
    /// Create a new Proxy for fuchsia.netemul.test/Counter.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <CounterMarker 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) -> CounterEventStream {
        CounterEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Increments internal counter by one and returns new counter value.
    pub fn r#increment(
        &self,
    ) -> fidl::client::QueryResponseFut<u32, fidl::encoding::DefaultFuchsiaResourceDialect> {
        CounterProxyInterface::r#increment(self)
    }

    /// Connects `request` to a protocol in the `/svc` directory named
    /// `protocol_name`.
    pub fn r#connect_to_protocol(
        &self,
        mut protocol_name: &str,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        CounterProxyInterface::r#connect_to_protocol(self, protocol_name, request)
    }

    /// Opens the node found at `path` in the component's namespace with
    /// `flags`, and connects `request`.
    ///
    /// This is essentially a wrapper around [`fuchsia.io/Directory.Open`],
    /// which always opens in an implementation-defined mode.
    ///
    /// + request `path` the absolute path from the root of the server's
    ///     namespace.
    /// + request `flags` the rights with which to open the node.
    /// + request `request` the server end channel to the node.
    pub fn r#open_in_namespace(
        &self,
        mut path: &str,
        mut flags: fidl_fuchsia_io::Flags,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        CounterProxyInterface::r#open_in_namespace(self, path, flags, request)
    }

    /// Opens the directory found at `path`.
    ///
    /// + request `path` the absolute path from the server's namespace.
    /// * error `ZX_ERR_NOT_FOUND` if the directory at `path` is not in the server's namespace.
    /// * error `ZX_ERR_IO` if there is some other unspecified error during I/O.
    pub fn r#try_open_directory(
        &self,
        mut path: &str,
    ) -> fidl::client::QueryResponseFut<
        CounterTryOpenDirectoryResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        CounterProxyInterface::r#try_open_directory(self, path)
    }

    /// Controls whether this component crashes (via abort) after receiving a
    /// shutdown signal.
    ///
    /// + request `abort` whether or not to abort on shutdown.
    pub fn r#set_abort_on_shutdown(
        &self,
        mut abort: bool,
    ) -> fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect> {
        CounterProxyInterface::r#set_abort_on_shutdown(self, abort)
    }
}

impl CounterProxyInterface for CounterProxy {
    type IncrementResponseFut =
        fidl::client::QueryResponseFut<u32, fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#increment(&self) -> Self::IncrementResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<u32, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                CounterIncrementResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x60cf610cd915d7a9,
            >(_buf?)?;
            Ok(_response.value)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, u32>(
            (),
            0x60cf610cd915d7a9,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    fn r#connect_to_protocol(
        &self,
        mut protocol_name: &str,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CounterConnectToProtocolRequest>(
            (protocol_name, request),
            0x75ea8d3a0e7a4f68,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#open_in_namespace(
        &self,
        mut path: &str,
        mut flags: fidl_fuchsia_io::Flags,
        mut request: fidl::Channel,
    ) -> Result<(), fidl::Error> {
        self.client.send::<CounterOpenInNamespaceRequest>(
            (path, flags, request),
            0x393b5808935aee83,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    type TryOpenDirectoryResponseFut = fidl::client::QueryResponseFut<
        CounterTryOpenDirectoryResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#try_open_directory(&self, mut path: &str) -> Self::TryOpenDirectoryResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<CounterTryOpenDirectoryResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x37310702b1c8b863,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client
            .send_query_and_decode::<CounterTryOpenDirectoryRequest, CounterTryOpenDirectoryResult>(
                (path,),
                0x37310702b1c8b863,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    type SetAbortOnShutdownResponseFut =
        fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#set_abort_on_shutdown(&self, mut abort: bool) -> Self::SetAbortOnShutdownResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<(), fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::EmptyPayload,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x1d9c7aac19741829,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<CounterSetAbortOnShutdownRequest, ()>(
            (abort,),
            0x1d9c7aac19741829,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.netemul.test/Counter.
pub struct CounterRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for CounterRequestStream {
    type Protocol = CounterMarker;
    type ControlHandle = CounterControlHandle;

    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 {
        CounterControlHandle { 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 CounterRequestStream {
    type Item = Result<CounterRequest, 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 CounterRequestStream 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 {
                    0x60cf610cd915d7a9 => {
                        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 = CounterControlHandle { inner: this.inner.clone() };
                        Ok(CounterRequest::Increment {
                            responder: CounterIncrementResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x75ea8d3a0e7a4f68 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            CounterConnectToProtocolRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CounterConnectToProtocolRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CounterControlHandle { inner: this.inner.clone() };
                        Ok(CounterRequest::ConnectToProtocol {
                            protocol_name: req.protocol_name,
                            request: req.request,

                            control_handle,
                        })
                    }
                    0x393b5808935aee83 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            CounterOpenInNamespaceRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CounterOpenInNamespaceRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CounterControlHandle { inner: this.inner.clone() };
                        Ok(CounterRequest::OpenInNamespace {
                            path: req.path,
                            flags: req.flags,
                            request: req.request,

                            control_handle,
                        })
                    }
                    0x37310702b1c8b863 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            CounterTryOpenDirectoryRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CounterTryOpenDirectoryRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CounterControlHandle { inner: this.inner.clone() };
                        Ok(CounterRequest::TryOpenDirectory {
                            path: req.path,

                            responder: CounterTryOpenDirectoryResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x1d9c7aac19741829 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            CounterSetAbortOnShutdownRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<CounterSetAbortOnShutdownRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = CounterControlHandle { inner: this.inner.clone() };
                        Ok(CounterRequest::SetAbortOnShutdown {
                            abort: req.abort,

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

/// Sample interface that keeps a stateful integer counter starting at zero.
#[derive(Debug)]
pub enum CounterRequest {
    /// Increments internal counter by one and returns new counter value.
    Increment { responder: CounterIncrementResponder },
    /// Connects `request` to a protocol in the `/svc` directory named
    /// `protocol_name`.
    ConnectToProtocol {
        protocol_name: String,
        request: fidl::Channel,
        control_handle: CounterControlHandle,
    },
    /// Opens the node found at `path` in the component's namespace with
    /// `flags`, and connects `request`.
    ///
    /// This is essentially a wrapper around [`fuchsia.io/Directory.Open`],
    /// which always opens in an implementation-defined mode.
    ///
    /// + request `path` the absolute path from the root of the server's
    ///     namespace.
    /// + request `flags` the rights with which to open the node.
    /// + request `request` the server end channel to the node.
    OpenInNamespace {
        path: String,
        flags: fidl_fuchsia_io::Flags,
        request: fidl::Channel,
        control_handle: CounterControlHandle,
    },
    /// Opens the directory found at `path`.
    ///
    /// + request `path` the absolute path from the server's namespace.
    /// * error `ZX_ERR_NOT_FOUND` if the directory at `path` is not in the server's namespace.
    /// * error `ZX_ERR_IO` if there is some other unspecified error during I/O.
    TryOpenDirectory { path: String, responder: CounterTryOpenDirectoryResponder },
    /// Controls whether this component crashes (via abort) after receiving a
    /// shutdown signal.
    ///
    /// + request `abort` whether or not to abort on shutdown.
    SetAbortOnShutdown { abort: bool, responder: CounterSetAbortOnShutdownResponder },
}

impl CounterRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_increment(self) -> Option<(CounterIncrementResponder)> {
        if let CounterRequest::Increment { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_connect_to_protocol(self) -> Option<(String, fidl::Channel, CounterControlHandle)> {
        if let CounterRequest::ConnectToProtocol { protocol_name, request, control_handle } = self {
            Some((protocol_name, request, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_open_in_namespace(
        self,
    ) -> Option<(String, fidl_fuchsia_io::Flags, fidl::Channel, CounterControlHandle)> {
        if let CounterRequest::OpenInNamespace { path, flags, request, control_handle } = self {
            Some((path, flags, request, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_try_open_directory(self) -> Option<(String, CounterTryOpenDirectoryResponder)> {
        if let CounterRequest::TryOpenDirectory { path, responder } = self {
            Some((path, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_set_abort_on_shutdown(self) -> Option<(bool, CounterSetAbortOnShutdownResponder)> {
        if let CounterRequest::SetAbortOnShutdown { abort, responder } = self {
            Some((abort, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            CounterRequest::Increment { .. } => "increment",
            CounterRequest::ConnectToProtocol { .. } => "connect_to_protocol",
            CounterRequest::OpenInNamespace { .. } => "open_in_namespace",
            CounterRequest::TryOpenDirectory { .. } => "try_open_directory",
            CounterRequest::SetAbortOnShutdown { .. } => "set_abort_on_shutdown",
        }
    }
}

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

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

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

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

    fn control_handle(&self) -> &CounterControlHandle {
        &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 CounterIncrementResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut value: u32) -> Result<(), fidl::Error> {
        let _result = self.send_raw(value);
        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 value: u32) -> Result<(), fidl::Error> {
        let _result = self.send_raw(value);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut value: u32) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<CounterIncrementResponse>(
            (value,),
            self.tx_id,
            0x60cf610cd915d7a9,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>>(
                result,
                self.tx_id,
                0x37310702b1c8b863,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

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

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

    fn send_raw(&self) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::EmptyPayload>(
            (),
            self.tx_id,
            0x1d9c7aac19741829,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            24
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            CounterConnectToProtocolRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut CounterConnectToProtocolRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CounterConnectToProtocolRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                CounterConnectToProtocolRequest,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (
                    <fidl::encoding::BoundedString<255> as fidl::encoding::ValueTypeMarker>::borrow(
                        &self.protocol_name,
                    ),
                    <fidl::encoding::HandleType<
                        fidl::Channel,
                        { fidl::ObjectType::CHANNEL.into_raw() },
                        2147483648,
                    > as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                        &mut self.request
                    ),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<
                fidl::encoding::BoundedString<255>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            T1: fidl::encoding::Encode<
                fidl::encoding::HandleType<
                    fidl::Channel,
                    { fidl::ObjectType::CHANNEL.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            CounterConnectToProtocolRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0, T1)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CounterConnectToProtocolRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(16);
                (ptr as *mut u64).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for CounterConnectToProtocolRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                protocol_name: fidl::new_empty!(
                    fidl::encoding::BoundedString<255>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                request: fidl::new_empty!(fidl::encoding::HandleType<fidl::Channel, { fidl::ObjectType::CHANNEL.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(16) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffff00000000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 16 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                fidl::encoding::BoundedString<255>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.protocol_name,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(fidl::encoding::HandleType<fidl::Channel, { fidl::ObjectType::CHANNEL.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect, &mut self.request, decoder, offset + 16, _depth)?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            32
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            CounterOpenInNamespaceRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut CounterOpenInNamespaceRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CounterOpenInNamespaceRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<CounterOpenInNamespaceRequest, fidl::encoding::DefaultFuchsiaResourceDialect>::encode(
                (
                    <fidl::encoding::BoundedString<4095> as fidl::encoding::ValueTypeMarker>::borrow(&self.path),
                    <fidl_fuchsia_io::Flags as fidl::encoding::ValueTypeMarker>::borrow(&self.flags),
                    <fidl::encoding::HandleType<fidl::Channel, { fidl::ObjectType::CHANNEL.into_raw() }, 2147483648> as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.request),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<
                fidl::encoding::BoundedString<4095>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            T1: fidl::encoding::Encode<
                fidl_fuchsia_io::Flags,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            T2: fidl::encoding::Encode<
                fidl::encoding::HandleType<
                    fidl::Channel,
                    { fidl::ObjectType::CHANNEL.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            CounterOpenInNamespaceRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0, T1, T2)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<CounterOpenInNamespaceRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(24);
                (ptr as *mut u64).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            self.2.encode(encoder, offset + 24, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for CounterOpenInNamespaceRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                path: fidl::new_empty!(
                    fidl::encoding::BoundedString<4095>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                flags: fidl::new_empty!(
                    fidl_fuchsia_io::Flags,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                request: fidl::new_empty!(fidl::encoding::HandleType<fidl::Channel, { fidl::ObjectType::CHANNEL.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(24) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffff00000000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 24 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                fidl::encoding::BoundedString<4095>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.path,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(
                fidl_fuchsia_io::Flags,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.flags,
                decoder,
                offset + 16,
                _depth
            )?;
            fidl::decode!(fidl::encoding::HandleType<fidl::Channel, { fidl::ObjectType::CHANNEL.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect, &mut self.request, decoder, offset + 24, _depth)?;
            Ok(())
        }
    }
}