fidl_fuchsia_net_sockets/

fidl_fuchsia_net_sockets.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_net_sockets_common::*;
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DiagnosticsGetDestructionWatcherRequest {
    pub watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
}

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

#[derive(Debug, PartialEq)]
pub struct DiagnosticsIterateIpRequest {
    /// The `IpIterator` for streaming sockets back to the caller.
    pub s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
    /// The types of extended information to request. Information is
    /// only returned for qualifying sockets. For example, the `TCP_INFO`
    /// extension has no effect on returned UDP sockets.
    pub extensions: Extensions,
    /// Matchers are ANDed together and applied to all sockets on the
    /// system. Put another way, only sockets matched by all matchers are
    /// returned through the `IpIterator` protocol.
    ///
    /// For example, if you want to match all IPv4 TCP sockets with a local
    /// port of 22, but not on loopback, you could use the following
    /// (pseudocode) query:
    ///
    /// [
    ///   {
    ///     family: Ipv4,
    ///   },
    ///   {
    ///     proto: tcp {
    ///       src_port: {
    ///         start:  22,
    ///         end:    22,
    ///         invert: false,
    ///       }
    ///     },
    ///   },
    ///   {
    ///     src_addr: {
    ///       range: {
    ///         start: "127.0.0.1"
    ///         end:   "127.0.0.1"
    ///       },
    ///       invert: true
    ///     },
    ///   },
    /// ]
    pub matchers: Vec<IpSocketMatcher>,
}

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

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

impl fidl::endpoints::ProtocolMarker for ControlMarker {
    type Proxy = ControlProxy;
    type RequestStream = ControlRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = ControlSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.net.sockets.Control";
}
impl fidl::endpoints::DiscoverableProtocolMarker for ControlMarker {}

pub trait ControlProxyInterface: Send + Sync {
    type DisconnectIpResponseFut: std::future::Future<Output = Result<DisconnectIpResult, fidl::Error>>
        + Send;
    fn r#disconnect_ip(
        &self,
        payload: &ControlDisconnectIpRequest,
    ) -> Self::DisconnectIpResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct ControlSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for ControlSynchronousProxy {
    type Proxy = ControlProxy;
    type Protocol = ControlMarker;

    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 ControlSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        Self { client: fidl::client::sync::Client::new(channel) }
    }

    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<ControlEvent, fidl::Error> {
        ControlEvent::decode(self.client.wait_for_event::<ControlMarker>(deadline)?)
    }

    /// Disconnect the socket matched by the provided matchers. See
    /// `Diagnostics.IterateIp` for matcher semantics.
    ///
    /// Disconnecting a socket depends on the transport protocol. In all cases,
    /// the next read or write operation will see `ECONNABORTED`.
    ///
    /// - UDP: the behavior is equivalent to calling
    ///   `fuchsia.posix.socket/*.Disconnect`. Any destination port and address,
    ///   and bound device are removed. The socket may be reused.
    /// - TCP LISTEN state: TCP moves to state CLOSE. All non-accepted sockets
    ///   are closed and an RST is sent to the peer. The socket may be reused.
    /// - TCP all other states: The TCP connection is put in state CLOSE and an
    ///   RST is sent to the remote peer, if required. The socket may not be
    ///   reused.
    ///
    /// If no matchers are specified, or the provided matchers match all sockets,
    /// an error is returned and no action is taken.
    ///
    /// NOTE: This operation is asynchronous. While the internal state of the
    /// socket is updated before this call returns, propagation of the error to
    /// an application is unsynchronized. Subsequent operations (such as TCP
    /// reads and writes) may not immediately see the error.
    ///
    /// NOTE: For UDP sockets, the receive buffer is not cleared, so it's
    /// possible for a socket to be interrupted, but still read pending
    /// datagrams. This is in order to maintain compatibility with Linux.
    pub fn r#disconnect_ip(
        &self,
        mut payload: &ControlDisconnectIpRequest,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DisconnectIpResult, fidl::Error> {
        let _response = self
            .client
            .send_query::<ControlDisconnectIpRequest, DisconnectIpResult, ControlMarker>(
                payload,
                0xbdaa66fbb4241a4,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }
}

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

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

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

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

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

impl fidl::endpoints::Proxy for ControlProxy {
    type Protocol = ControlMarker;

    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 ControlProxy {
    /// Create a new Proxy for fuchsia.net.sockets/Control.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <ControlMarker 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) -> ControlEventStream {
        ControlEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Disconnect the socket matched by the provided matchers. See
    /// `Diagnostics.IterateIp` for matcher semantics.
    ///
    /// Disconnecting a socket depends on the transport protocol. In all cases,
    /// the next read or write operation will see `ECONNABORTED`.
    ///
    /// - UDP: the behavior is equivalent to calling
    ///   `fuchsia.posix.socket/*.Disconnect`. Any destination port and address,
    ///   and bound device are removed. The socket may be reused.
    /// - TCP LISTEN state: TCP moves to state CLOSE. All non-accepted sockets
    ///   are closed and an RST is sent to the peer. The socket may be reused.
    /// - TCP all other states: The TCP connection is put in state CLOSE and an
    ///   RST is sent to the remote peer, if required. The socket may not be
    ///   reused.
    ///
    /// If no matchers are specified, or the provided matchers match all sockets,
    /// an error is returned and no action is taken.
    ///
    /// NOTE: This operation is asynchronous. While the internal state of the
    /// socket is updated before this call returns, propagation of the error to
    /// an application is unsynchronized. Subsequent operations (such as TCP
    /// reads and writes) may not immediately see the error.
    ///
    /// NOTE: For UDP sockets, the receive buffer is not cleared, so it's
    /// possible for a socket to be interrupted, but still read pending
    /// datagrams. This is in order to maintain compatibility with Linux.
    pub fn r#disconnect_ip(
        &self,
        mut payload: &ControlDisconnectIpRequest,
    ) -> fidl::client::QueryResponseFut<
        DisconnectIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        ControlProxyInterface::r#disconnect_ip(self, payload)
    }
}

impl ControlProxyInterface for ControlProxy {
    type DisconnectIpResponseFut = fidl::client::QueryResponseFut<
        DisconnectIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#disconnect_ip(
        &self,
        mut payload: &ControlDisconnectIpRequest,
    ) -> Self::DisconnectIpResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DisconnectIpResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                DisconnectIpResult,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0xbdaa66fbb4241a4,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<ControlDisconnectIpRequest, DisconnectIpResult>(
            payload,
            0xbdaa66fbb4241a4,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.net.sockets/Control.
pub struct ControlRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for ControlRequestStream {
    type Protocol = ControlMarker;
    type ControlHandle = ControlControlHandle;

    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 {
        ControlControlHandle { 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 ControlRequestStream {
    type Item = Result<ControlRequest, 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 ControlRequestStream 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 {
                    0xbdaa66fbb4241a4 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            ControlDisconnectIpRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ControlDisconnectIpRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ControlControlHandle { inner: this.inner.clone() };
                        Ok(ControlRequest::DisconnectIp {
                            payload: req,
                            responder: ControlDisconnectIpResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <ControlMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides control operations on sockets.
#[derive(Debug)]
pub enum ControlRequest {
    /// Disconnect the socket matched by the provided matchers. See
    /// `Diagnostics.IterateIp` for matcher semantics.
    ///
    /// Disconnecting a socket depends on the transport protocol. In all cases,
    /// the next read or write operation will see `ECONNABORTED`.
    ///
    /// - UDP: the behavior is equivalent to calling
    ///   `fuchsia.posix.socket/*.Disconnect`. Any destination port and address,
    ///   and bound device are removed. The socket may be reused.
    /// - TCP LISTEN state: TCP moves to state CLOSE. All non-accepted sockets
    ///   are closed and an RST is sent to the peer. The socket may be reused.
    /// - TCP all other states: The TCP connection is put in state CLOSE and an
    ///   RST is sent to the remote peer, if required. The socket may not be
    ///   reused.
    ///
    /// If no matchers are specified, or the provided matchers match all sockets,
    /// an error is returned and no action is taken.
    ///
    /// NOTE: This operation is asynchronous. While the internal state of the
    /// socket is updated before this call returns, propagation of the error to
    /// an application is unsynchronized. Subsequent operations (such as TCP
    /// reads and writes) may not immediately see the error.
    ///
    /// NOTE: For UDP sockets, the receive buffer is not cleared, so it's
    /// possible for a socket to be interrupted, but still read pending
    /// datagrams. This is in order to maintain compatibility with Linux.
    DisconnectIp { payload: ControlDisconnectIpRequest, responder: ControlDisconnectIpResponder },
}

impl ControlRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_disconnect_ip(
        self,
    ) -> Option<(ControlDisconnectIpRequest, ControlDisconnectIpResponder)> {
        if let ControlRequest::DisconnectIp { payload, responder } = self {
            Some((payload, responder))
        } else {
            None
        }
    }

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

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

impl ControlControlHandle {
    pub fn shutdown_with_epitaph(&self, status: impl Into<fidl::Epitaph>) {
        self.inner.shutdown_with_epitaph(status.into())
    }
}

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

    fn shutdown_with_epitaph(&self, status: fidl::Epitaph) {
        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 ControlControlHandle {}

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

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

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

    fn send_raw(&self, mut payload: &DisconnectIpResult) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<DisconnectIpResult>(
            payload,
            self.tx_id,
            0xbdaa66fbb4241a4,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for DestructionWatcherMarker {
    type Proxy = DestructionWatcherProxy;
    type RequestStream = DestructionWatcherRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DestructionWatcherSynchronousProxy;

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

pub trait DestructionWatcherProxyInterface: Send + Sync {
    type WatchResponseFut: std::future::Future<Output = Result<(Vec<IpSocketState>, u64), fidl::Error>>
        + Send;
    fn r#watch(&self) -> Self::WatchResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DestructionWatcherSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DestructionWatcherSynchronousProxy {
    type Proxy = DestructionWatcherProxy;
    type Protocol = DestructionWatcherMarker;

    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 DestructionWatcherSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        Self { client: fidl::client::sync::Client::new(channel) }
    }

    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<DestructionWatcherEvent, fidl::Error> {
        DestructionWatcherEvent::decode(
            self.client.wait_for_event::<DestructionWatcherMarker>(deadline)?,
        )
    }

    /// Hanging get for destroyed sockets.
    ///
    /// Returns sockets destroyed since the last call to this method. Blocks
    /// until at least one event is available.
    ///
    /// A "destroyed" socket is one that no longer has any references inside the
    /// Netstack. Especially for TCP sockets (because of TIME-WAIT), this may
    /// happen long after `close` has returned.
    ///
    /// Sockets destroyed before the watcher was created are not returned.
    /// Unbound sockets are not returned.
    ///
    /// Only one call to `Watch` may be active at a time. Concurrency is not
    /// allowed and will result in the channel being closed with
    /// `ALREADY_EXISTS`.
    ///
    /// If the client doesn't read events fast enough, some may be dropped. The
    /// client can detect this by looking at `dropped_events`.
    pub fn r#watch(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(Vec<IpSocketState>, u64), fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            DestructionWatcherWatchResponse,
            DestructionWatcherMarker,
        >(
            (),
            0x7ce86d7c39821f10,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok((_response.sockets, _response.dropped_events))
    }
}

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

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

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

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

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

impl fidl::endpoints::Proxy for DestructionWatcherProxy {
    type Protocol = DestructionWatcherMarker;

    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 DestructionWatcherProxy {
    /// Create a new Proxy for fuchsia.net.sockets/DestructionWatcher.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name =
            <DestructionWatcherMarker 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) -> DestructionWatcherEventStream {
        DestructionWatcherEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Hanging get for destroyed sockets.
    ///
    /// Returns sockets destroyed since the last call to this method. Blocks
    /// until at least one event is available.
    ///
    /// A "destroyed" socket is one that no longer has any references inside the
    /// Netstack. Especially for TCP sockets (because of TIME-WAIT), this may
    /// happen long after `close` has returned.
    ///
    /// Sockets destroyed before the watcher was created are not returned.
    /// Unbound sockets are not returned.
    ///
    /// Only one call to `Watch` may be active at a time. Concurrency is not
    /// allowed and will result in the channel being closed with
    /// `ALREADY_EXISTS`.
    ///
    /// If the client doesn't read events fast enough, some may be dropped. The
    /// client can detect this by looking at `dropped_events`.
    pub fn r#watch(
        &self,
    ) -> fidl::client::QueryResponseFut<
        (Vec<IpSocketState>, u64),
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DestructionWatcherProxyInterface::r#watch(self)
    }
}

impl DestructionWatcherProxyInterface for DestructionWatcherProxy {
    type WatchResponseFut = fidl::client::QueryResponseFut<
        (Vec<IpSocketState>, u64),
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#watch(&self) -> Self::WatchResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<(Vec<IpSocketState>, u64), fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                DestructionWatcherWatchResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7ce86d7c39821f10,
            >(_buf?)?;
            Ok((_response.sockets, _response.dropped_events))
        }
        self.client
            .send_query_and_decode::<fidl::encoding::EmptyPayload, (Vec<IpSocketState>, u64)>(
                (),
                0x7ce86d7c39821f10,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.net.sockets/DestructionWatcher.
pub struct DestructionWatcherRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for DestructionWatcherRequestStream {
    type Protocol = DestructionWatcherMarker;
    type ControlHandle = DestructionWatcherControlHandle;

    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 {
        DestructionWatcherControlHandle { 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 DestructionWatcherRequestStream {
    type Item = Result<DestructionWatcherRequest, 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 DestructionWatcherRequestStream 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 {
                0x7ce86d7c39821f10 => {
                    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 = DestructionWatcherControlHandle {
                        inner: this.inner.clone(),
                    };
                    Ok(DestructionWatcherRequest::Watch {
                        responder: DestructionWatcherWatchResponder {
                            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(DestructionWatcherRequest::_UnknownMethod {
                        ordinal: header.ordinal,
                        control_handle: DestructionWatcherControlHandle { 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(DestructionWatcherRequest::_UnknownMethod {
                        ordinal: header.ordinal,
                        control_handle: DestructionWatcherControlHandle { inner: this.inner.clone() },
                        method_type: fidl::MethodType::TwoWay,
                    })
                }
                _ => Err(fidl::Error::UnknownOrdinal {
                    ordinal: header.ordinal,
                    protocol_name: <DestructionWatcherMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                }),
            }))
            },
        )
    }
}

/// Protocol for watching socket destruction events.
#[derive(Debug)]
pub enum DestructionWatcherRequest {
    /// Hanging get for destroyed sockets.
    ///
    /// Returns sockets destroyed since the last call to this method. Blocks
    /// until at least one event is available.
    ///
    /// A "destroyed" socket is one that no longer has any references inside the
    /// Netstack. Especially for TCP sockets (because of TIME-WAIT), this may
    /// happen long after `close` has returned.
    ///
    /// Sockets destroyed before the watcher was created are not returned.
    /// Unbound sockets are not returned.
    ///
    /// Only one call to `Watch` may be active at a time. Concurrency is not
    /// allowed and will result in the channel being closed with
    /// `ALREADY_EXISTS`.
    ///
    /// If the client doesn't read events fast enough, some may be dropped. The
    /// client can detect this by looking at `dropped_events`.
    Watch { responder: DestructionWatcherWatchResponder },
    /// 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: DestructionWatcherControlHandle,
        method_type: fidl::MethodType,
    },
}

impl DestructionWatcherRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_watch(self) -> Option<(DestructionWatcherWatchResponder)> {
        if let DestructionWatcherRequest::Watch { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            DestructionWatcherRequest::Watch { .. } => "watch",
            DestructionWatcherRequest::_UnknownMethod {
                method_type: fidl::MethodType::OneWay,
                ..
            } => "unknown one-way method",
            DestructionWatcherRequest::_UnknownMethod {
                method_type: fidl::MethodType::TwoWay,
                ..
            } => "unknown two-way method",
        }
    }
}

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

impl DestructionWatcherControlHandle {
    pub fn shutdown_with_epitaph(&self, status: impl Into<fidl::Epitaph>) {
        self.inner.shutdown_with_epitaph(status.into())
    }
}

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

    fn shutdown_with_epitaph(&self, status: fidl::Epitaph) {
        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 DestructionWatcherControlHandle {}

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

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

    fn control_handle(&self) -> &DestructionWatcherControlHandle {
        &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 DestructionWatcherWatchResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(
        self,
        mut sockets: &[IpSocketState],
        mut dropped_events: u64,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(sockets, dropped_events);
        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 sockets: &[IpSocketState],
        mut dropped_events: u64,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(sockets, dropped_events);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(
        &self,
        mut sockets: &[IpSocketState],
        mut dropped_events: u64,
    ) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<DestructionWatcherWatchResponse>(
            (sockets, dropped_events),
            self.tx_id,
            0x7ce86d7c39821f10,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for DiagnosticsMarker {
    type Proxy = DiagnosticsProxy;
    type RequestStream = DiagnosticsRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DiagnosticsSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.net.sockets.Diagnostics";
}
impl fidl::endpoints::DiscoverableProtocolMarker for DiagnosticsMarker {}

pub trait DiagnosticsProxyInterface: Send + Sync {
    type IterateIpResponseFut: std::future::Future<Output = Result<IterateIpResult, fidl::Error>>
        + Send;
    fn r#iterate_ip(
        &self,
        s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
        extensions: Extensions,
        matchers: &[IpSocketMatcher],
    ) -> Self::IterateIpResponseFut;
    type GetDestructionWatcherResponseFut: std::future::Future<Output = Result<(), fidl::Error>>
        + Send;
    fn r#get_destruction_watcher(
        &self,
        watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
    ) -> Self::GetDestructionWatcherResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DiagnosticsSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DiagnosticsSynchronousProxy {
    type Proxy = DiagnosticsProxy;
    type Protocol = DiagnosticsMarker;

    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 DiagnosticsSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        Self { client: fidl::client::sync::Client::new(channel) }
    }

    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<DiagnosticsEvent, fidl::Error> {
        DiagnosticsEvent::decode(self.client.wait_for_event::<DiagnosticsMarker>(deadline)?)
    }

    /// Populates an iterator over all IP sockets that match the provided
    /// matchers.
    ///
    /// Unbound sockets are not returned.
    pub fn r#iterate_ip(
        &self,
        mut s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
        mut extensions: Extensions,
        mut matchers: &[IpSocketMatcher],
        ___deadline: zx::MonotonicInstant,
    ) -> Result<IterateIpResult, fidl::Error> {
        let _response = self
            .client
            .send_query::<DiagnosticsIterateIpRequest, IterateIpResult, DiagnosticsMarker>(
                (s, extensions, matchers),
                0x7b05425e48d07605,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }

    /// Creates a watcher for recently destroyed sockets.
    ///
    /// The watcher is guaranteed to be registered by the time the call returns.
    pub fn r#get_destruction_watcher(
        &self,
        mut watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(), fidl::Error> {
        let _response = self.client.send_query::<
            DiagnosticsGetDestructionWatcherRequest,
            fidl::encoding::EmptyPayload,
            DiagnosticsMarker,
        >(
            (watcher,),
            0x4b5d70a35a21964f,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response)
    }
}

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

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

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

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

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

impl fidl::endpoints::Proxy for DiagnosticsProxy {
    type Protocol = DiagnosticsMarker;

    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 DiagnosticsProxy {
    /// Create a new Proxy for fuchsia.net.sockets/Diagnostics.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <DiagnosticsMarker 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) -> DiagnosticsEventStream {
        DiagnosticsEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Populates an iterator over all IP sockets that match the provided
    /// matchers.
    ///
    /// Unbound sockets are not returned.
    pub fn r#iterate_ip(
        &self,
        mut s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
        mut extensions: Extensions,
        mut matchers: &[IpSocketMatcher],
    ) -> fidl::client::QueryResponseFut<
        IterateIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DiagnosticsProxyInterface::r#iterate_ip(self, s, extensions, matchers)
    }

    /// Creates a watcher for recently destroyed sockets.
    ///
    /// The watcher is guaranteed to be registered by the time the call returns.
    pub fn r#get_destruction_watcher(
        &self,
        mut watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
    ) -> fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect> {
        DiagnosticsProxyInterface::r#get_destruction_watcher(self, watcher)
    }
}

impl DiagnosticsProxyInterface for DiagnosticsProxy {
    type IterateIpResponseFut = fidl::client::QueryResponseFut<
        IterateIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#iterate_ip(
        &self,
        mut s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
        mut extensions: Extensions,
        mut matchers: &[IpSocketMatcher],
    ) -> Self::IterateIpResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<IterateIpResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                IterateIpResult,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7b05425e48d07605,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<DiagnosticsIterateIpRequest, IterateIpResult>(
            (s, extensions, matchers),
            0x7b05425e48d07605,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type GetDestructionWatcherResponseFut =
        fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#get_destruction_watcher(
        &self,
        mut watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
    ) -> Self::GetDestructionWatcherResponseFut {
        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,
                0x4b5d70a35a21964f,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<DiagnosticsGetDestructionWatcherRequest, ()>(
            (watcher,),
            0x4b5d70a35a21964f,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.net.sockets/Diagnostics.
pub struct DiagnosticsRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for DiagnosticsRequestStream {
    type Protocol = DiagnosticsMarker;
    type ControlHandle = DiagnosticsControlHandle;

    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 {
        DiagnosticsControlHandle { 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 DiagnosticsRequestStream {
    type Item = Result<DiagnosticsRequest, 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 DiagnosticsRequestStream 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 {
                    0x7b05425e48d07605 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DiagnosticsIterateIpRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DiagnosticsIterateIpRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DiagnosticsControlHandle { inner: this.inner.clone() };
                        Ok(DiagnosticsRequest::IterateIp {
                            s: req.s,
                            extensions: req.extensions,
                            matchers: req.matchers,

                            responder: DiagnosticsIterateIpResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x4b5d70a35a21964f => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DiagnosticsGetDestructionWatcherRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DiagnosticsGetDestructionWatcherRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DiagnosticsControlHandle { inner: this.inner.clone() };
                        Ok(DiagnosticsRequest::GetDestructionWatcher {
                            watcher: req.watcher,

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

/// Provides diagnostic information IP sockets.
#[derive(Debug)]
pub enum DiagnosticsRequest {
    /// Populates an iterator over all IP sockets that match the provided
    /// matchers.
    ///
    /// Unbound sockets are not returned.
    IterateIp {
        s: fidl::endpoints::ServerEnd<IpIteratorMarker>,
        extensions: Extensions,
        matchers: Vec<IpSocketMatcher>,
        responder: DiagnosticsIterateIpResponder,
    },
    /// Creates a watcher for recently destroyed sockets.
    ///
    /// The watcher is guaranteed to be registered by the time the call returns.
    GetDestructionWatcher {
        watcher: fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
        responder: DiagnosticsGetDestructionWatcherResponder,
    },
}

impl DiagnosticsRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_iterate_ip(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<IpIteratorMarker>,
        Extensions,
        Vec<IpSocketMatcher>,
        DiagnosticsIterateIpResponder,
    )> {
        if let DiagnosticsRequest::IterateIp { s, extensions, matchers, responder } = self {
            Some((s, extensions, matchers, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_destruction_watcher(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<DestructionWatcherMarker>,
        DiagnosticsGetDestructionWatcherResponder,
    )> {
        if let DiagnosticsRequest::GetDestructionWatcher { watcher, responder } = self {
            Some((watcher, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            DiagnosticsRequest::IterateIp { .. } => "iterate_ip",
            DiagnosticsRequest::GetDestructionWatcher { .. } => "get_destruction_watcher",
        }
    }
}

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

impl DiagnosticsControlHandle {
    pub fn shutdown_with_epitaph(&self, status: impl Into<fidl::Epitaph>) {
        self.inner.shutdown_with_epitaph(status.into())
    }
}

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

    fn shutdown_with_epitaph(&self, status: fidl::Epitaph) {
        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 DiagnosticsControlHandle {}

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

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

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

    fn send_raw(&self, mut payload: &IterateIpResult) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<IterateIpResult>(
            payload,
            self.tx_id,
            0x7b05425e48d07605,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

    fn control_handle(&self) -> &DiagnosticsControlHandle {
        &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 DiagnosticsGetDestructionWatcherResponder {
    /// 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,
            0x4b5d70a35a21964f,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for IpIteratorMarker {
    type Proxy = IpIteratorProxy;
    type RequestStream = IpIteratorRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = IpIteratorSynchronousProxy;

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

pub trait IpIteratorProxyInterface: Send + Sync {
    type NextResponseFut: std::future::Future<Output = Result<(Vec<IpSocketState>, bool), fidl::Error>>
        + Send;
    fn r#next(&self) -> Self::NextResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct IpIteratorSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for IpIteratorSynchronousProxy {
    type Proxy = IpIteratorProxy;
    type Protocol = IpIteratorMarker;

    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 IpIteratorSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        Self { client: fidl::client::sync::Client::new(channel) }
    }

    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<IpIteratorEvent, fidl::Error> {
        IpIteratorEvent::decode(self.client.wait_for_event::<IpIteratorMarker>(deadline)?)
    }

    /// Call repeatedly to stream results for a previous request to
    /// `Diagnostics.IterateIp`.
    ///
    /// A caller must make sure to retrieve sockets in a timely manner, or the
    /// connection may be closed with `TIMED_OUT`.
    ///
    /// NOTE: The returned sockets do not provide a consistent snapshot of the
    /// system. For example, you should never use the state of one socket to
    /// infer what the state of another socket will be, since modifications
    /// could have occurred in between results for each socket being
    /// materialized.
    pub fn r#next(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(Vec<IpSocketState>, bool), fidl::Error> {
        let _response = self
            .client
            .send_query::<fidl::encoding::EmptyPayload, IpIteratorNextResponse, IpIteratorMarker>(
                (),
                0x3d50aa08ce641a6b,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok((_response.sockets, _response.has_more))
    }
}

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

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

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

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

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

impl fidl::endpoints::Proxy for IpIteratorProxy {
    type Protocol = IpIteratorMarker;

    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 IpIteratorProxy {
    /// Create a new Proxy for fuchsia.net.sockets/IpIterator.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <IpIteratorMarker 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) -> IpIteratorEventStream {
        IpIteratorEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Call repeatedly to stream results for a previous request to
    /// `Diagnostics.IterateIp`.
    ///
    /// A caller must make sure to retrieve sockets in a timely manner, or the
    /// connection may be closed with `TIMED_OUT`.
    ///
    /// NOTE: The returned sockets do not provide a consistent snapshot of the
    /// system. For example, you should never use the state of one socket to
    /// infer what the state of another socket will be, since modifications
    /// could have occurred in between results for each socket being
    /// materialized.
    pub fn r#next(
        &self,
    ) -> fidl::client::QueryResponseFut<
        (Vec<IpSocketState>, bool),
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        IpIteratorProxyInterface::r#next(self)
    }
}

impl IpIteratorProxyInterface for IpIteratorProxy {
    type NextResponseFut = fidl::client::QueryResponseFut<
        (Vec<IpSocketState>, bool),
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#next(&self) -> Self::NextResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<(Vec<IpSocketState>, bool), fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                IpIteratorNextResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x3d50aa08ce641a6b,
            >(_buf?)?;
            Ok((_response.sockets, _response.has_more))
        }
        self.client
            .send_query_and_decode::<fidl::encoding::EmptyPayload, (Vec<IpSocketState>, bool)>(
                (),
                0x3d50aa08ce641a6b,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.net.sockets/IpIterator.
pub struct IpIteratorRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for IpIteratorRequestStream {
    type Protocol = IpIteratorMarker;
    type ControlHandle = IpIteratorControlHandle;

    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 {
        IpIteratorControlHandle { 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 IpIteratorRequestStream {
    type Item = Result<IpIteratorRequest, 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 IpIteratorRequestStream 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 {
                    0x3d50aa08ce641a6b => {
                        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 = IpIteratorControlHandle { inner: this.inner.clone() };
                        Ok(IpIteratorRequest::Next {
                            responder: IpIteratorNextResponder {
                                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(IpIteratorRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: IpIteratorControlHandle { 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(IpIteratorRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: IpIteratorControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::TwoWay,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <IpIteratorMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides sockets as a response to a call to `Diagnostics.IterateIp`.
#[derive(Debug)]
pub enum IpIteratorRequest {
    /// Call repeatedly to stream results for a previous request to
    /// `Diagnostics.IterateIp`.
    ///
    /// A caller must make sure to retrieve sockets in a timely manner, or the
    /// connection may be closed with `TIMED_OUT`.
    ///
    /// NOTE: The returned sockets do not provide a consistent snapshot of the
    /// system. For example, you should never use the state of one socket to
    /// infer what the state of another socket will be, since modifications
    /// could have occurred in between results for each socket being
    /// materialized.
    Next { responder: IpIteratorNextResponder },
    /// 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: IpIteratorControlHandle,
        method_type: fidl::MethodType,
    },
}

impl IpIteratorRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_next(self) -> Option<(IpIteratorNextResponder)> {
        if let IpIteratorRequest::Next { responder } = self { Some((responder)) } else { None }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            IpIteratorRequest::Next { .. } => "next",
            IpIteratorRequest::_UnknownMethod { method_type: fidl::MethodType::OneWay, .. } => {
                "unknown one-way method"
            }
            IpIteratorRequest::_UnknownMethod { method_type: fidl::MethodType::TwoWay, .. } => {
                "unknown two-way method"
            }
        }
    }
}

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

impl IpIteratorControlHandle {
    pub fn shutdown_with_epitaph(&self, status: impl Into<fidl::Epitaph>) {
        self.inner.shutdown_with_epitaph(status.into())
    }
}

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

    fn shutdown_with_epitaph(&self, status: fidl::Epitaph) {
        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 IpIteratorControlHandle {}

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

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

    fn control_handle(&self) -> &IpIteratorControlHandle {
        &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 IpIteratorNextResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(
        self,
        mut sockets: &[IpSocketState],
        mut has_more: bool,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(sockets, has_more);
        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 sockets: &[IpSocketState],
        mut has_more: bool,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(sockets, has_more);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(
        &self,
        mut sockets: &[IpSocketState],
        mut has_more: bool,
    ) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<IpIteratorNextResponse>(
            (sockets, has_more),
            self.tx_id,
            0x3d50aa08ce641a6b,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;

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

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

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

    unsafe impl
        fidl::encoding::Encode<
            DiagnosticsGetDestructionWatcherRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DiagnosticsGetDestructionWatcherRequest
    {
        #[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::<DiagnosticsGetDestructionWatcherRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DiagnosticsGetDestructionWatcherRequest, fidl::encoding::DefaultFuchsiaResourceDialect>::encode(
                (
                    <fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DestructionWatcherMarker>> as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.watcher),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
        T0: fidl::encoding::Encode<
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DestructionWatcherMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
    >
        fidl::encoding::Encode<
            DiagnosticsGetDestructionWatcherRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0,)
    {
        #[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::<DiagnosticsGetDestructionWatcherRequest>(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 fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for DiagnosticsGetDestructionWatcherRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                watcher: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DestructionWatcherMarker>>,
                    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.
            fidl::decode!(
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DestructionWatcherMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.watcher,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

    impl fidl::encoding::ResourceTypeMarker for DiagnosticsIterateIpRequest {
        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 DiagnosticsIterateIpRequest {
        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<
            DiagnosticsIterateIpRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DiagnosticsIterateIpRequest
    {
        #[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::<DiagnosticsIterateIpRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DiagnosticsIterateIpRequest, fidl::encoding::DefaultFuchsiaResourceDialect>::encode(
                (
                    <fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<IpIteratorMarker>> as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.s),
                    <Extensions as fidl::encoding::ValueTypeMarker>::borrow(&self.extensions),
                    <fidl::encoding::Vector<IpSocketMatcher, 128> as fidl::encoding::ValueTypeMarker>::borrow(&self.matchers),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
        T0: fidl::encoding::Encode<
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<IpIteratorMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        T1: fidl::encoding::Encode<Extensions, fidl::encoding::DefaultFuchsiaResourceDialect>,
        T2: fidl::encoding::Encode<
                fidl::encoding::Vector<IpSocketMatcher, 128>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
    >
        fidl::encoding::Encode<
            DiagnosticsIterateIpRequest,
            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::<DiagnosticsIterateIpRequest>(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)?;
            self.1.encode(encoder, offset + 4, depth)?;
            self.2.encode(encoder, offset + 8, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for DiagnosticsIterateIpRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                s: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<IpIteratorMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                extensions: fidl::new_empty!(
                    Extensions,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                matchers: fidl::new_empty!(fidl::encoding::Vector<IpSocketMatcher, 128>, 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.
            fidl::decode!(
                fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<IpIteratorMarker>>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.s,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(
                Extensions,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.extensions,
                decoder,
                offset + 4,
                _depth
            )?;
            fidl::decode!(fidl::encoding::Vector<IpSocketMatcher, 128>, fidl::encoding::DefaultFuchsiaResourceDialect, &mut self.matchers, decoder, offset + 8, _depth)?;
            Ok(())
        }
    }
}