fidl_fuchsia_net_tun/

fidl_fuchsia_net_tun.rs

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

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

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

/// The TX and RX FIFO Depths used by tun devices.
pub const FIFO_DEPTH: u16 = 128;

/// Maximum supported MTU.
pub const MAX_MTU: u32 = 16384;

/// Maximum number of multicast filters that a device holds in `MacState`.
pub const MAX_MULTICAST_FILTERS: u32 = 64;

/// Maximum number of pending [`fuchsia.net.tun/Device.WriteFrame`] or
/// [`fuchsia.net.tun/Device.ReadFrame`] that are allowed.
pub const MAX_PENDING_OPERATIONS: u32 = 32;

bitflags! {
    /// Signals set in the `eventpair` returned by
    /// [`fuchsia.net.tun/Device.GetSignals`].
    #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct Signals: u32 {
        /// Indicates that write buffers are available to be used through
        /// [`fuchsia.net.tun/Device.WriteFrame`].
        const WRITABLE = 16777216;
        /// Indicates that read buffers are available to be used through
        /// [`fuchsia.net.tun/Device.ReadFrame`].
        const READABLE = 33554432;
    }
}

impl Signals {
    #[deprecated = "Strict bits should not use `has_unknown_bits`"]
    #[inline(always)]
    pub fn has_unknown_bits(&self) -> bool {
        false
    }

    #[deprecated = "Strict bits should not use `get_unknown_bits`"]
    #[inline(always)]
    pub fn get_unknown_bits(&self) -> u32 {
        0
    }
}

#[derive(Debug, PartialEq)]
pub struct ControlCreateDeviceRequest {
    pub config: DeviceConfig,
    pub device: fidl::endpoints::ServerEnd<DeviceMarker>,
}

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

#[derive(Debug, PartialEq)]
pub struct ControlCreatePairRequest {
    pub config: DevicePairConfig,
    pub device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
}

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

#[derive(Debug, PartialEq)]
pub struct DeviceAddPortRequest {
    pub config: DevicePortConfig,
    pub port: fidl::endpoints::ServerEnd<PortMarker>,
}

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

#[derive(Debug, PartialEq)]
pub struct DeviceDelegateRxLeaseRequest {
    pub lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DeviceGetDeviceRequest {
    pub device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DeviceGetSignalsResponse {
    pub signals: fidl::EventPair,
}

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

#[derive(Clone, Debug, PartialEq)]
pub struct DevicePairAddPortRequest {
    pub config: DevicePairPortConfig,
}

impl fidl::Persistable for DevicePairAddPortRequest {}

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DevicePairGetLeftPortRequest {
    pub id: u8,
    pub port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DevicePairGetLeftRequest {
    pub device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DevicePairGetRightPortRequest {
    pub id: u8,
    pub port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
}

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

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DevicePairGetRightRequest {
    pub device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
}

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

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct DevicePairRemovePortRequest {
    pub id: u8,
}

impl fidl::Persistable for DevicePairRemovePortRequest {}

#[derive(Clone, Debug, PartialEq)]
pub struct DeviceWriteFrameRequest {
    pub frame: Frame,
}

impl fidl::Persistable for DeviceWriteFrameRequest {}

#[derive(Clone, Debug, PartialEq)]
pub struct DeviceReadFrameResponse {
    pub frame: Frame,
}

impl fidl::Persistable for DeviceReadFrameResponse {}

#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct FrameMetadata {
    /// Additional frame information type.
    ///
    /// If not set, interpreted as
    /// [`fuchsia.hardware.network/InfoType.NO_INFO`].
    pub info_type: fidl_fuchsia_hardware_network::InfoType,
    /// Additional frame information value.
    ///
    /// If not set, interpreted as empty bytes.
    pub info: Vec<u8>,
    /// Frame flags. `RxFlags` for `WriteFrame` and `TxFlags` for
    /// `ReadFrame`.
    ///
    /// If not set, interpreted as zero.
    pub flags: u32,
}

impl fidl::Persistable for FrameMetadata {}

#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct PortGetPortRequest {
    pub port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
}

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

#[derive(Clone, Debug, PartialEq)]
pub struct PortGetStateResponse {
    pub state: InternalState,
}

impl fidl::Persistable for PortGetStateResponse {}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct PortSetOnlineRequest {
    pub online: bool,
}

impl fidl::Persistable for PortSetOnlineRequest {}

#[derive(Clone, Debug, PartialEq)]
pub struct PortWatchStateResponse {
    pub state: InternalState,
}

impl fidl::Persistable for PortWatchStateResponse {}

/// Base device configuration.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct BaseDeviceConfig {
    /// Report frame metadata on receiving frames.
    ///
    /// If not set, Interpreted as `false`.
    pub report_metadata: Option<bool>,
    /// Minimum requested TX buffer length, in bytes.
    ///
    /// If not set, interpreted as zero.
    pub min_tx_buffer_length: Option<u32>,
    /// Minimum requested RX buffer length, in bytes.
    ///
    /// If not set, interpreted as zero.
    pub min_rx_buffer_length: Option<u32>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for BaseDeviceConfig {}

/// Logical device port configuration.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct BasePortConfig {
    /// Port identifier.
    ///
    /// Required.
    pub id: Option<u8>,
    /// Device MTU (maximum transmit unit).
    ///
    /// Valid iff less than or equal to [`MAX_MTU`].
    ///
    /// If not set, interpreted as [`MAX_MTU`].
    pub mtu: Option<u32>,
    /// Supported Rx frame types for port.
    ///
    /// Valid iff non-empty.
    ///
    /// Required.
    pub rx_types: Option<Vec<fidl_fuchsia_hardware_network::FrameType>>,
    /// Supported Tx frame types on port.
    ///
    /// Valid iff non-empty.
    ///
    /// Required.
    pub tx_types: Option<Vec<fidl_fuchsia_hardware_network::FrameTypeSupport>>,
    /// Port class.
    ///
    /// If not set, interpreted as `VIRTUAL`.
    pub port_class: Option<fidl_fuchsia_hardware_network::PortClass>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for BasePortConfig {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct DeviceConfig {
    /// Base device configuration.
    ///
    /// It not set, interpreted as an empty table.
    pub base: Option<BaseDeviceConfig>,
    /// If `true`, [`fuchsia.net.tun/Device.WriteFrame`] and
    /// [`fuchsia.net.tun/Device.ReadFrame`] blocks returning until the
    /// corresponding buffers are available to complete the call.
    ///
    /// It not set, interpreted as `false`.
    pub blocking: Option<bool>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DeviceConfig {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct DevicePairConfig {
    /// Base device configuration.
    ///
    /// It not set, interpreted as an empty table.
    pub base: Option<BaseDeviceConfig>,
    /// If `true`, transmit buffers on the left end are dropped if no
    /// receive buffers are available on the right end to receive it.
    /// Otherwise, transmit buffers wait until a receive buffer is
    /// available to copy them to.
    ///
    /// It not set, interpreted as `false`.
    pub fallible_transmit_left: Option<bool>,
    /// Like `fallible_transmit_left` but allows writes to the right end
    /// to be fallible.
    ///
    /// It not set, interpreted as `false`.
    pub fallible_transmit_right: Option<bool>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DevicePairConfig {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct DevicePairPortConfig {
    /// Base port configuration.
    ///
    /// Required.
    pub base: Option<BasePortConfig>,
    /// MAC address to report.
    ///
    /// If set, left port provides a
    /// [`fuchsia.hardware.network/MacAddressing`] implementation
    /// through [`fuchsia.hardware.network/Port.GetMac`].
    pub mac_left: Option<fidl_fuchsia_net::MacAddress>,
    /// MAC address to report.
    ///
    /// If set, right port provides a
    /// [`fuchsia.hardware.network/MacAddressing`] implementation
    /// through [`fuchsia.hardware.network/Port.GetMac`].
    pub mac_right: Option<fidl_fuchsia_net::MacAddress>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DevicePairPortConfig {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct DevicePortConfig {
    /// Base port configuration.
    ///
    /// Required.
    pub base: Option<BasePortConfig>,
    /// Start port with link online.
    ///
    /// If not set, interpreted as `false`.
    pub online: Option<bool>,
    /// MAC address to report.
    ///
    /// If set, the port provides a
    /// [`fuchsia.hardware.network/MacAddressing`] implementation /
    /// through [`fuchsia.hardware.network/Port.GetMac`].
    pub mac: Option<fidl_fuchsia_net::MacAddress>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DevicePortConfig {}

/// A frame written to or read from a [`fuchsia.net.tun/Device`].
///
/// Required fields must always be provided to
/// [`fuchsia.net.tun/Port.WriteFrame`] and are always present when returned by
/// [`fuchsia.net.tun/Port.ReadFrame`].
#[derive(Clone, Debug, Default, PartialEq)]
pub struct Frame {
    /// The type identifying this frame's payload.
    ///
    /// Required.
    pub frame_type: Option<fidl_fuchsia_hardware_network::FrameType>,
    /// The frame's payload.
    ///
    /// Valid iff non-empty.
    ///
    /// Required.
    pub data: Option<Vec<u8>>,
    /// Extra frame metadata.
    ///
    /// This is an opaque holder for extra information that is associated with
    /// Network Device data frames.
    ///
    /// If not set, interpreted as empty.
    pub meta: Option<FrameMetadata>,
    /// Frame's destination or source port identifier.
    ///
    /// Required.
    pub port: Option<u8>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for Frame {}

/// Internal device state.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct InternalState {
    /// State associated with Mac Address filtering.
    ///
    /// Devices never perform any MAC address filtering, but they implement the
    /// [`fuchsia.hardware.network/MacAddressing`] interface and store the
    /// values to be retrieved through the [`fuchsia.net.tun/InternalState`]
    /// structure.
    ///
    /// Set iff `mac` is provided in the [`DevicePortConfig`] or
    /// [`DevicePairPortConfig`] structures upon creation of the port.
    pub mac: Option<MacState>,
    /// Whether there is a session currently opened and running with the `Port`.
    ///
    /// Required.
    pub has_session: Option<bool>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for InternalState {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct MacState {
    /// The currently configured MAC Address filtering mode.
    ///
    /// Required.
    pub mode: Option<fidl_fuchsia_hardware_network::MacFilterMode>,
    /// The full list of configured multicast address filtering.
    ///
    /// Required.
    pub multicast_filters: Option<Vec<fidl_fuchsia_net::MacAddress>>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for MacState {}

#[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.tun.Control";
}
impl fidl::endpoints::DiscoverableProtocolMarker for ControlMarker {}

pub trait ControlProxyInterface: Send + Sync {
    fn r#create_device(
        &self,
        config: &DeviceConfig,
        device: fidl::endpoints::ServerEnd<DeviceMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#create_pair(
        &self,
        config: &DevicePairConfig,
        device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
    ) -> Result<(), fidl::Error>;
}
#[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 {
        let protocol_name = <ControlMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

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

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

    /// Creates a `Device` with given `config`.
    ///
    /// + request `config` new device configuration.
    /// + request `device` grants control over the device. Closed with an
    /// epitaph if `config` is not valid.
    pub fn r#create_device(
        &self,
        mut config: &DeviceConfig,
        mut device: fidl::endpoints::ServerEnd<DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<ControlCreateDeviceRequest>(
            (config, device),
            0x2aace38c0c1cd187,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Creates a `DevicePair` with given `config`.
    ///
    /// If `config` is not valid or the device could not be created,
    /// `device_pair` is closed with an error epitaph.
    ///
    /// + request `config` new device pair configuration.
    /// + request `device_pair` grants control over the device pair. Closed with
    /// an epitaph if `config` is not valid.
    pub fn r#create_pair(
        &self,
        mut config: &DevicePairConfig,
        mut device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<ControlCreatePairRequest>(
            (config, device_pair),
            0x2c8884060cc29d18,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[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.tun/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() }
    }

    /// Creates a `Device` with given `config`.
    ///
    /// + request `config` new device configuration.
    /// + request `device` grants control over the device. Closed with an
    /// epitaph if `config` is not valid.
    pub fn r#create_device(
        &self,
        mut config: &DeviceConfig,
        mut device: fidl::endpoints::ServerEnd<DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        ControlProxyInterface::r#create_device(self, config, device)
    }

    /// Creates a `DevicePair` with given `config`.
    ///
    /// If `config` is not valid or the device could not be created,
    /// `device_pair` is closed with an error epitaph.
    ///
    /// + request `config` new device pair configuration.
    /// + request `device_pair` grants control over the device pair. Closed with
    /// an epitaph if `config` is not valid.
    pub fn r#create_pair(
        &self,
        mut config: &DevicePairConfig,
        mut device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
    ) -> Result<(), fidl::Error> {
        ControlProxyInterface::r#create_pair(self, config, device_pair)
    }
}

impl ControlProxyInterface for ControlProxy {
    fn r#create_device(
        &self,
        mut config: &DeviceConfig,
        mut device: fidl::endpoints::ServerEnd<DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<ControlCreateDeviceRequest>(
            (config, device),
            0x2aace38c0c1cd187,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#create_pair(
        &self,
        mut config: &DevicePairConfig,
        mut device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<ControlCreatePairRequest>(
            (config, device_pair),
            0x2c8884060cc29d18,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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.tun/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 {
                    0x2aace38c0c1cd187 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            ControlCreateDeviceRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ControlCreateDeviceRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ControlControlHandle { inner: this.inner.clone() };
                        Ok(ControlRequest::CreateDevice {
                            config: req.config,
                            device: req.device,

                            control_handle,
                        })
                    }
                    0x2c8884060cc29d18 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            ControlCreatePairRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ControlCreatePairRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ControlControlHandle { inner: this.inner.clone() };
                        Ok(ControlRequest::CreatePair {
                            config: req.config,
                            device_pair: req.device_pair,

                            control_handle,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <ControlMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Control interface.
///
/// `Control` allows creating an arbitrary number of `Device`s and
/// `DevicePair`s.
#[derive(Debug)]
pub enum ControlRequest {
    /// Creates a `Device` with given `config`.
    ///
    /// + request `config` new device configuration.
    /// + request `device` grants control over the device. Closed with an
    /// epitaph if `config` is not valid.
    CreateDevice {
        config: DeviceConfig,
        device: fidl::endpoints::ServerEnd<DeviceMarker>,
        control_handle: ControlControlHandle,
    },
    /// Creates a `DevicePair` with given `config`.
    ///
    /// If `config` is not valid or the device could not be created,
    /// `device_pair` is closed with an error epitaph.
    ///
    /// + request `config` new device pair configuration.
    /// + request `device_pair` grants control over the device pair. Closed with
    /// an epitaph if `config` is not valid.
    CreatePair {
        config: DevicePairConfig,
        device_pair: fidl::endpoints::ServerEnd<DevicePairMarker>,
        control_handle: ControlControlHandle,
    },
}

impl ControlRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_create_device(
        self,
    ) -> Option<(DeviceConfig, fidl::endpoints::ServerEnd<DeviceMarker>, ControlControlHandle)>
    {
        if let ControlRequest::CreateDevice { config, device, control_handle } = self {
            Some((config, device, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_create_pair(
        self,
    ) -> Option<(
        DevicePairConfig,
        fidl::endpoints::ServerEnd<DevicePairMarker>,
        ControlControlHandle,
    )> {
        if let ControlRequest::CreatePair { config, device_pair, control_handle } = self {
            Some((config, device_pair, control_handle))
        } else {
            None
        }
    }

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

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

impl fidl::endpoints::ControlHandle for ControlControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }
    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

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

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

impl ControlControlHandle {}

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

impl fidl::endpoints::ProtocolMarker for DeviceMarker {
    type Proxy = DeviceProxy;
    type RequestStream = DeviceRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DeviceSynchronousProxy;

    const DEBUG_NAME: &'static str = "(anonymous) Device";
}
pub type DeviceWriteFrameResult = Result<(), i32>;
pub type DeviceReadFrameResult = Result<Frame, i32>;

pub trait DeviceProxyInterface: Send + Sync {
    type WriteFrameResponseFut: std::future::Future<Output = Result<DeviceWriteFrameResult, fidl::Error>>
        + Send;
    fn r#write_frame(&self, frame: &Frame) -> Self::WriteFrameResponseFut;
    type ReadFrameResponseFut: std::future::Future<Output = Result<DeviceReadFrameResult, fidl::Error>>
        + Send;
    fn r#read_frame(&self) -> Self::ReadFrameResponseFut;
    type GetSignalsResponseFut: std::future::Future<Output = Result<fidl::EventPair, fidl::Error>>
        + Send;
    fn r#get_signals(&self) -> Self::GetSignalsResponseFut;
    fn r#add_port(
        &self,
        config: &DevicePortConfig,
        port: fidl::endpoints::ServerEnd<PortMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#get_device(
        &self,
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#delegate_rx_lease(
        &self,
        lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
    ) -> Result<(), fidl::Error>;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DeviceSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DeviceSynchronousProxy {
    type Proxy = DeviceProxy;
    type Protocol = DeviceMarker;

    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 DeviceSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

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

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

    /// Writes a frame to the device (data coming from network-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `WriteFrame` block until there is one buffer available to fulfill the
    /// request.
    ///
    /// + request `frame` inbound frame data and metadata.
    /// * error `ZX_ERR_NOT_FOUND` if [`Frame.port`] references an unknown port.
    /// * error `ZX_ERR_INVALID_ARGS` if `frame` is invalid.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `WriteFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no buffers available to fulfill the request.
    pub fn r#write_frame(
        &self,
        mut frame: &Frame,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceWriteFrameResult, fidl::Error> {
        let _response = self.client.send_query::<
            DeviceWriteFrameRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (frame,),
            0x2d19e24e149bf6db,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Gets the next frame from the device (data coming from host-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `ReadFrame` block until there is a frame available to be read.
    ///
    /// - response `frame` outbound frame data and metadata.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `ReadFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no frames to be read.
    pub fn r#read_frame(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceReadFrameResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::ResultType<DeviceReadFrameResponse, i32>,
        >(
            (),
            0x6ebc56b8427e1571,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.frame))
    }

    /// Retrieves signals eventpair.
    ///
    /// - response `signals` an eventpair that is signalled with
    /// `SIGNAL_READABLE` and `SIGNAL_WRITABLE` when read and write buffers are
    /// available, respectively.
    pub fn r#get_signals(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<fidl::EventPair, fidl::Error> {
        let _response =
            self.client.send_query::<fidl::encoding::EmptyPayload, DeviceGetSignalsResponse>(
                (),
                0x4d1ca50fc53606b9,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.signals)
    }

    /// Creates a new port on this device.
    ///
    /// + request `config` new port configuration.
    /// + request `port` grants control over the port. Closed with an epitaph if
    /// `config` is not valid.
    pub fn r#add_port(
        &self,
        mut config: &DevicePortConfig,
        mut port: fidl::endpoints::ServerEnd<PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceAddPortRequest>(
            (config, port),
            0x6b56b238f04ee3d4,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Connects to the underlying device endpoint.
    ///
    /// + request `device` device handle.
    pub fn r#get_device(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceGetDeviceRequest>(
            (device,),
            0x2e8c81fdcdd99d26,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Delegates an rx lease through the tun device.
    ///
    /// See documentation on [`fuchsia.hardware.network/DelegatedRxLease`] for
    /// proper usage.
    pub fn r#delegate_rx_lease(
        &self,
        mut lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceDelegateRxLeaseRequest>(
            (&mut lease,),
            0x660137a0e680b4c0,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::Proxy for DeviceProxy {
    type Protocol = DeviceMarker;

    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 DeviceProxy {
    /// Create a new Proxy for fuchsia.net.tun/Device.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <DeviceMarker 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) -> DeviceEventStream {
        DeviceEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Writes a frame to the device (data coming from network-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `WriteFrame` block until there is one buffer available to fulfill the
    /// request.
    ///
    /// + request `frame` inbound frame data and metadata.
    /// * error `ZX_ERR_NOT_FOUND` if [`Frame.port`] references an unknown port.
    /// * error `ZX_ERR_INVALID_ARGS` if `frame` is invalid.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `WriteFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no buffers available to fulfill the request.
    pub fn r#write_frame(
        &self,
        mut frame: &Frame,
    ) -> fidl::client::QueryResponseFut<
        DeviceWriteFrameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#write_frame(self, frame)
    }

    /// Gets the next frame from the device (data coming from host-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `ReadFrame` block until there is a frame available to be read.
    ///
    /// - response `frame` outbound frame data and metadata.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `ReadFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no frames to be read.
    pub fn r#read_frame(
        &self,
    ) -> fidl::client::QueryResponseFut<
        DeviceReadFrameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#read_frame(self)
    }

    /// Retrieves signals eventpair.
    ///
    /// - response `signals` an eventpair that is signalled with
    /// `SIGNAL_READABLE` and `SIGNAL_WRITABLE` when read and write buffers are
    /// available, respectively.
    pub fn r#get_signals(
        &self,
    ) -> fidl::client::QueryResponseFut<
        fidl::EventPair,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#get_signals(self)
    }

    /// Creates a new port on this device.
    ///
    /// + request `config` new port configuration.
    /// + request `port` grants control over the port. Closed with an epitaph if
    /// `config` is not valid.
    pub fn r#add_port(
        &self,
        mut config: &DevicePortConfig,
        mut port: fidl::endpoints::ServerEnd<PortMarker>,
    ) -> Result<(), fidl::Error> {
        DeviceProxyInterface::r#add_port(self, config, port)
    }

    /// Connects to the underlying device endpoint.
    ///
    /// + request `device` device handle.
    pub fn r#get_device(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        DeviceProxyInterface::r#get_device(self, device)
    }

    /// Delegates an rx lease through the tun device.
    ///
    /// See documentation on [`fuchsia.hardware.network/DelegatedRxLease`] for
    /// proper usage.
    pub fn r#delegate_rx_lease(
        &self,
        mut lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
    ) -> Result<(), fidl::Error> {
        DeviceProxyInterface::r#delegate_rx_lease(self, lease)
    }
}

impl DeviceProxyInterface for DeviceProxy {
    type WriteFrameResponseFut = fidl::client::QueryResponseFut<
        DeviceWriteFrameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#write_frame(&self, mut frame: &Frame) -> Self::WriteFrameResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceWriteFrameResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x2d19e24e149bf6db,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<DeviceWriteFrameRequest, DeviceWriteFrameResult>(
            (frame,),
            0x2d19e24e149bf6db,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type ReadFrameResponseFut = fidl::client::QueryResponseFut<
        DeviceReadFrameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#read_frame(&self) -> Self::ReadFrameResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceReadFrameResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<DeviceReadFrameResponse, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x6ebc56b8427e1571,
            >(_buf?)?;
            Ok(_response.map(|x| x.frame))
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, DeviceReadFrameResult>(
            (),
            0x6ebc56b8427e1571,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type GetSignalsResponseFut = fidl::client::QueryResponseFut<
        fidl::EventPair,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_signals(&self) -> Self::GetSignalsResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<fidl::EventPair, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                DeviceGetSignalsResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x4d1ca50fc53606b9,
            >(_buf?)?;
            Ok(_response.signals)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, fidl::EventPair>(
            (),
            0x4d1ca50fc53606b9,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    fn r#add_port(
        &self,
        mut config: &DevicePortConfig,
        mut port: fidl::endpoints::ServerEnd<PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceAddPortRequest>(
            (config, port),
            0x6b56b238f04ee3d4,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#get_device(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceGetDeviceRequest>(
            (device,),
            0x2e8c81fdcdd99d26,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#delegate_rx_lease(
        &self,
        mut lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DeviceDelegateRxLeaseRequest>(
            (&mut lease,),
            0x660137a0e680b4c0,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for DeviceRequestStream {
    type Protocol = DeviceMarker;
    type ControlHandle = DeviceControlHandle;

    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 {
        DeviceControlHandle { 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 DeviceRequestStream {
    type Item = Result<DeviceRequest, 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 DeviceRequestStream 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 {
                    0x2d19e24e149bf6db => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceWriteFrameRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceWriteFrameRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::WriteFrame {
                            frame: req.frame,

                            responder: DeviceWriteFrameResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x6ebc56b8427e1571 => {
                        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 = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::ReadFrame {
                            responder: DeviceReadFrameResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x4d1ca50fc53606b9 => {
                        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 = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::GetSignals {
                            responder: DeviceGetSignalsResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x6b56b238f04ee3d4 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceAddPortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceAddPortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::AddPort {
                            config: req.config,
                            port: req.port,

                            control_handle,
                        })
                    }
                    0x2e8c81fdcdd99d26 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceGetDeviceRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceGetDeviceRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::GetDevice { device: req.device, control_handle })
                    }
                    0x660137a0e680b4c0 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceDelegateRxLeaseRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceDelegateRxLeaseRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::DelegateRxLease { lease: req.lease, control_handle })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides control over the created device.
///
/// This protocol encodes the underlying object's lifetime in both directions;
/// the underlying object is alive iff both ends of the protocol are open. That
/// is:
///
/// - Closing the client end causes the object to be destroyed.
/// - Observing a closure of the server end indicates the object no longer
/// exists.
#[derive(Debug)]
pub enum DeviceRequest {
    /// Writes a frame to the device (data coming from network-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `WriteFrame` block until there is one buffer available to fulfill the
    /// request.
    ///
    /// + request `frame` inbound frame data and metadata.
    /// * error `ZX_ERR_NOT_FOUND` if [`Frame.port`] references an unknown port.
    /// * error `ZX_ERR_INVALID_ARGS` if `frame` is invalid.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_BAD_STATE` if the device is offline.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `WriteFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no buffers available to fulfill the request.
    WriteFrame { frame: Frame, responder: DeviceWriteFrameResponder },
    /// Gets the next frame from the device (data coming from host-end).
    ///
    /// If the device was created with the
    /// [`fuchsia.net.tun/DeviceConfig.blocking`] option set to `true`, calls to
    /// `ReadFrame` block until there is a frame available to be read.
    ///
    /// - response `frame` outbound frame data and metadata.
    /// * error `ZX_ERR_NO_RESOURCES` if more than
    /// [`fuchsia.net.tun/MAX_PENDING_OPERATIONS`] calls to `ReadFrame` are
    /// pending.
    /// * error `ZX_ERR_SHOULD_WAIT` if `blocking` is set to `false` and there
    /// are no frames to be read.
    ReadFrame { responder: DeviceReadFrameResponder },
    /// Retrieves signals eventpair.
    ///
    /// - response `signals` an eventpair that is signalled with
    /// `SIGNAL_READABLE` and `SIGNAL_WRITABLE` when read and write buffers are
    /// available, respectively.
    GetSignals { responder: DeviceGetSignalsResponder },
    /// Creates a new port on this device.
    ///
    /// + request `config` new port configuration.
    /// + request `port` grants control over the port. Closed with an epitaph if
    /// `config` is not valid.
    AddPort {
        config: DevicePortConfig,
        port: fidl::endpoints::ServerEnd<PortMarker>,
        control_handle: DeviceControlHandle,
    },
    /// Connects to the underlying device endpoint.
    ///
    /// + request `device` device handle.
    GetDevice {
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        control_handle: DeviceControlHandle,
    },
    /// Delegates an rx lease through the tun device.
    ///
    /// See documentation on [`fuchsia.hardware.network/DelegatedRxLease`] for
    /// proper usage.
    DelegateRxLease {
        lease: fidl_fuchsia_hardware_network::DelegatedRxLease,
        control_handle: DeviceControlHandle,
    },
}

impl DeviceRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_write_frame(self) -> Option<(Frame, DeviceWriteFrameResponder)> {
        if let DeviceRequest::WriteFrame { frame, responder } = self {
            Some((frame, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_read_frame(self) -> Option<(DeviceReadFrameResponder)> {
        if let DeviceRequest::ReadFrame { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_signals(self) -> Option<(DeviceGetSignalsResponder)> {
        if let DeviceRequest::GetSignals { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_add_port(
        self,
    ) -> Option<(DevicePortConfig, fidl::endpoints::ServerEnd<PortMarker>, DeviceControlHandle)>
    {
        if let DeviceRequest::AddPort { config, port, control_handle } = self {
            Some((config, port, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_device(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        DeviceControlHandle,
    )> {
        if let DeviceRequest::GetDevice { device, control_handle } = self {
            Some((device, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_delegate_rx_lease(
        self,
    ) -> Option<(fidl_fuchsia_hardware_network::DelegatedRxLease, DeviceControlHandle)> {
        if let DeviceRequest::DelegateRxLease { lease, control_handle } = self {
            Some((lease, control_handle))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            DeviceRequest::WriteFrame { .. } => "write_frame",
            DeviceRequest::ReadFrame { .. } => "read_frame",
            DeviceRequest::GetSignals { .. } => "get_signals",
            DeviceRequest::AddPort { .. } => "add_port",
            DeviceRequest::GetDevice { .. } => "get_device",
            DeviceRequest::DelegateRxLease { .. } => "delegate_rx_lease",
        }
    }
}

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

impl fidl::endpoints::ControlHandle for DeviceControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }
    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

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

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

impl DeviceControlHandle {}

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

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

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

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

    fn send_raw(&self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>>(
                result,
                self.tx_id,
                0x2d19e24e149bf6db,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

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

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

    fn send_raw(&self, mut result: Result<&Frame, i32>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<DeviceReadFrameResponse, i32>>(
            result.map(|frame| (frame,)),
            self.tx_id,
            0x6ebc56b8427e1571,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

    fn send_raw(&self, mut signals: fidl::EventPair) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<DeviceGetSignalsResponse>(
            (signals,),
            self.tx_id,
            0x4d1ca50fc53606b9,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for DevicePairMarker {
    type Proxy = DevicePairProxy;
    type RequestStream = DevicePairRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DevicePairSynchronousProxy;

    const DEBUG_NAME: &'static str = "(anonymous) DevicePair";
}
pub type DevicePairAddPortResult = Result<(), i32>;
pub type DevicePairRemovePortResult = Result<(), i32>;

pub trait DevicePairProxyInterface: Send + Sync {
    type AddPortResponseFut: std::future::Future<Output = Result<DevicePairAddPortResult, fidl::Error>>
        + Send;
    fn r#add_port(&self, config: &DevicePairPortConfig) -> Self::AddPortResponseFut;
    type RemovePortResponseFut: std::future::Future<Output = Result<DevicePairRemovePortResult, fidl::Error>>
        + Send;
    fn r#remove_port(&self, id: u8) -> Self::RemovePortResponseFut;
    fn r#get_left(
        &self,
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#get_right(
        &self,
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#get_left_port(
        &self,
        id: u8,
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#get_right_port(
        &self,
        id: u8,
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error>;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DevicePairSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DevicePairSynchronousProxy {
    type Proxy = DevicePairProxy;
    type Protocol = DevicePairMarker;

    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 DevicePairSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <DevicePairMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

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

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

    /// Adds a logical port to this device pair.
    ///
    /// + request `config` port configuration.
    /// * error `ZX_ERR_INVALID_ARGS` if `config` is invalid.
    /// * error `ZX_ERR_ALREADY_EXISTS` if the provided port identifier is
    /// already in use.
    pub fn r#add_port(
        &self,
        mut config: &DevicePairPortConfig,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DevicePairAddPortResult, fidl::Error> {
        let _response = self.client.send_query::<
            DevicePairAddPortRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (config,),
            0x362f4856a075e1f8,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Removes a logical port created by
    /// [`fuchsia.net.tun/DevicePair.AddPort`].
    ///
    /// + request `id` identifier of the port to remove.
    /// * error `ZX_ERR_NOT_FOUND` if `id` does not map to an existing port.
    pub fn r#remove_port(
        &self,
        mut id: u8,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DevicePairRemovePortResult, fidl::Error> {
        let _response = self.client.send_query::<
            DevicePairRemovePortRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (id,),
            0x33bb45cc1d3fbe1e,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Connects to the underlying left device endpoint.
    ///
    /// + request `device` handle serve the left device endpoint on.
    pub fn r#get_left(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetLeftRequest>(
            (device,),
            0x1357a771a6ccb303,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Connects to the underlying right device endpoint.
    ///
    /// + request `device` handle serve the right device endpoint on.
    pub fn r#get_right(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetRightRequest>(
            (device,),
            0x45ebce063223b60f,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Connects to an underlying left port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the left device.
    pub fn r#get_left_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetLeftPortRequest>(
            (id, port),
            0x6e3038d75096ab77,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Connects to an underlying right port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the right device.
    pub fn r#get_right_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetRightPortRequest>(
            (id, port),
            0x7fc4716601eb987c,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::Proxy for DevicePairProxy {
    type Protocol = DevicePairMarker;

    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 DevicePairProxy {
    /// Create a new Proxy for fuchsia.net.tun/DevicePair.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <DevicePairMarker 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) -> DevicePairEventStream {
        DevicePairEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Adds a logical port to this device pair.
    ///
    /// + request `config` port configuration.
    /// * error `ZX_ERR_INVALID_ARGS` if `config` is invalid.
    /// * error `ZX_ERR_ALREADY_EXISTS` if the provided port identifier is
    /// already in use.
    pub fn r#add_port(
        &self,
        mut config: &DevicePairPortConfig,
    ) -> fidl::client::QueryResponseFut<
        DevicePairAddPortResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DevicePairProxyInterface::r#add_port(self, config)
    }

    /// Removes a logical port created by
    /// [`fuchsia.net.tun/DevicePair.AddPort`].
    ///
    /// + request `id` identifier of the port to remove.
    /// * error `ZX_ERR_NOT_FOUND` if `id` does not map to an existing port.
    pub fn r#remove_port(
        &self,
        mut id: u8,
    ) -> fidl::client::QueryResponseFut<
        DevicePairRemovePortResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DevicePairProxyInterface::r#remove_port(self, id)
    }

    /// Connects to the underlying left device endpoint.
    ///
    /// + request `device` handle serve the left device endpoint on.
    pub fn r#get_left(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        DevicePairProxyInterface::r#get_left(self, device)
    }

    /// Connects to the underlying right device endpoint.
    ///
    /// + request `device` handle serve the right device endpoint on.
    pub fn r#get_right(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        DevicePairProxyInterface::r#get_right(self, device)
    }

    /// Connects to an underlying left port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the left device.
    pub fn r#get_left_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        DevicePairProxyInterface::r#get_left_port(self, id, port)
    }

    /// Connects to an underlying right port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the right device.
    pub fn r#get_right_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        DevicePairProxyInterface::r#get_right_port(self, id, port)
    }
}

impl DevicePairProxyInterface for DevicePairProxy {
    type AddPortResponseFut = fidl::client::QueryResponseFut<
        DevicePairAddPortResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#add_port(&self, mut config: &DevicePairPortConfig) -> Self::AddPortResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DevicePairAddPortResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x362f4856a075e1f8,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<DevicePairAddPortRequest, DevicePairAddPortResult>(
            (config,),
            0x362f4856a075e1f8,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type RemovePortResponseFut = fidl::client::QueryResponseFut<
        DevicePairRemovePortResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#remove_port(&self, mut id: u8) -> Self::RemovePortResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DevicePairRemovePortResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x33bb45cc1d3fbe1e,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client
            .send_query_and_decode::<DevicePairRemovePortRequest, DevicePairRemovePortResult>(
                (id,),
                0x33bb45cc1d3fbe1e,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    fn r#get_left(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetLeftRequest>(
            (device,),
            0x1357a771a6ccb303,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#get_right(
        &self,
        mut device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetRightRequest>(
            (device,),
            0x45ebce063223b60f,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#get_left_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetLeftPortRequest>(
            (id, port),
            0x6e3038d75096ab77,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#get_right_port(
        &self,
        mut id: u8,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<DevicePairGetRightPortRequest>(
            (id, port),
            0x7fc4716601eb987c,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for DevicePairRequestStream {
    type Protocol = DevicePairMarker;
    type ControlHandle = DevicePairControlHandle;

    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 {
        DevicePairControlHandle { 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 DevicePairRequestStream {
    type Item = Result<DevicePairRequest, 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 DevicePairRequestStream 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 {
                    0x362f4856a075e1f8 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairAddPortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairAddPortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::AddPort {
                            config: req.config,

                            responder: DevicePairAddPortResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x33bb45cc1d3fbe1e => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairRemovePortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairRemovePortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::RemovePort {
                            id: req.id,

                            responder: DevicePairRemovePortResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x1357a771a6ccb303 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairGetLeftRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairGetLeftRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::GetLeft { device: req.device, control_handle })
                    }
                    0x45ebce063223b60f => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairGetRightRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairGetRightRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::GetRight { device: req.device, control_handle })
                    }
                    0x6e3038d75096ab77 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairGetLeftPortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairGetLeftPortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::GetLeftPort {
                            id: req.id,
                            port: req.port,

                            control_handle,
                        })
                    }
                    0x7fc4716601eb987c => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            DevicePairGetRightPortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DevicePairGetRightPortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DevicePairControlHandle { inner: this.inner.clone() };
                        Ok(DevicePairRequest::GetRightPort {
                            id: req.id,
                            port: req.port,

                            control_handle,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <DevicePairMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides control over a pair of network devices.
///
/// A `DevicePair` is a simpler version of `Device` that "shorts" two network
/// device interfaces, named its "left" and "right" ends. The internal state of
/// a `DevicePair` is not accessible, like it is for `Device` and it provides a
/// more streamlined (and considerably faster) pair of
/// [`fuchsia.hardware.network/Device`]s. The transmit side of each port of the
/// left end is connected to the receive side of the port with the same
/// identifier on the right end, and vice-versa. A `DevicePair`'s port online
/// signal is handled internally (online if any of the ends has an active data
/// session). If MAC addresses are provided on creation, the only supported MAC
/// filtering mode is `PROMISCUOUS`.
///
/// This protocol encodes the underlying object's lifetime in both directions;
/// the underlying object is alive iff both ends of the protocol are open. That
/// is:
///
/// - Closing the client end causes the object to be destroyed.
/// - Observing a closure of the server end indicates the object no longer
/// exists.
#[derive(Debug)]
pub enum DevicePairRequest {
    /// Adds a logical port to this device pair.
    ///
    /// + request `config` port configuration.
    /// * error `ZX_ERR_INVALID_ARGS` if `config` is invalid.
    /// * error `ZX_ERR_ALREADY_EXISTS` if the provided port identifier is
    /// already in use.
    AddPort { config: DevicePairPortConfig, responder: DevicePairAddPortResponder },
    /// Removes a logical port created by
    /// [`fuchsia.net.tun/DevicePair.AddPort`].
    ///
    /// + request `id` identifier of the port to remove.
    /// * error `ZX_ERR_NOT_FOUND` if `id` does not map to an existing port.
    RemovePort { id: u8, responder: DevicePairRemovePortResponder },
    /// Connects to the underlying left device endpoint.
    ///
    /// + request `device` handle serve the left device endpoint on.
    GetLeft {
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        control_handle: DevicePairControlHandle,
    },
    /// Connects to the underlying right device endpoint.
    ///
    /// + request `device` handle serve the right device endpoint on.
    GetRight {
        device: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        control_handle: DevicePairControlHandle,
    },
    /// Connects to an underlying left port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the left device.
    GetLeftPort {
        id: u8,
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        control_handle: DevicePairControlHandle,
    },
    /// Connects to an underlying right port.
    ///
    /// + request `id` requested port identifier.
    /// + request `port` grants access to the requested port on the right device.
    GetRightPort {
        id: u8,
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        control_handle: DevicePairControlHandle,
    },
}

impl DevicePairRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_add_port(self) -> Option<(DevicePairPortConfig, DevicePairAddPortResponder)> {
        if let DevicePairRequest::AddPort { config, responder } = self {
            Some((config, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_remove_port(self) -> Option<(u8, DevicePairRemovePortResponder)> {
        if let DevicePairRequest::RemovePort { id, responder } = self {
            Some((id, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_left(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        DevicePairControlHandle,
    )> {
        if let DevicePairRequest::GetLeft { device, control_handle } = self {
            Some((device, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_right(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::DeviceMarker>,
        DevicePairControlHandle,
    )> {
        if let DevicePairRequest::GetRight { device, control_handle } = self {
            Some((device, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_left_port(
        self,
    ) -> Option<(
        u8,
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        DevicePairControlHandle,
    )> {
        if let DevicePairRequest::GetLeftPort { id, port, control_handle } = self {
            Some((id, port, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_right_port(
        self,
    ) -> Option<(
        u8,
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        DevicePairControlHandle,
    )> {
        if let DevicePairRequest::GetRightPort { id, port, control_handle } = self {
            Some((id, port, control_handle))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            DevicePairRequest::AddPort { .. } => "add_port",
            DevicePairRequest::RemovePort { .. } => "remove_port",
            DevicePairRequest::GetLeft { .. } => "get_left",
            DevicePairRequest::GetRight { .. } => "get_right",
            DevicePairRequest::GetLeftPort { .. } => "get_left_port",
            DevicePairRequest::GetRightPort { .. } => "get_right_port",
        }
    }
}

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

impl fidl::endpoints::ControlHandle for DevicePairControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }
    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

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

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

impl DevicePairControlHandle {}

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

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

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

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

    fn send_raw(&self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>>(
                result,
                self.tx_id,
                0x362f4856a075e1f8,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

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

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

    fn send_raw(&self, mut result: Result<(), i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>>(
                result,
                self.tx_id,
                0x33bb45cc1d3fbe1e,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

impl fidl::endpoints::ProtocolMarker for PortMarker {
    type Proxy = PortProxy;
    type RequestStream = PortRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = PortSynchronousProxy;

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

pub trait PortProxyInterface: Send + Sync {
    type GetStateResponseFut: std::future::Future<Output = Result<InternalState, fidl::Error>>
        + Send;
    fn r#get_state(&self) -> Self::GetStateResponseFut;
    type WatchStateResponseFut: std::future::Future<Output = Result<InternalState, fidl::Error>>
        + Send;
    fn r#watch_state(&self) -> Self::WatchStateResponseFut;
    type SetOnlineResponseFut: std::future::Future<Output = Result<(), fidl::Error>> + Send;
    fn r#set_online(&self, online: bool) -> Self::SetOnlineResponseFut;
    fn r#get_port(
        &self,
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error>;
    fn r#remove(&self) -> Result<(), fidl::Error>;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct PortSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for PortSynchronousProxy {
    type Proxy = PortProxy;
    type Protocol = PortMarker;

    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 PortSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <PortMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

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

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

    /// Gets the port internal state.
    ///
    /// - response `state` a snapshot of the port's internal state.
    pub fn r#get_state(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<InternalState, fidl::Error> {
        let _response =
            self.client.send_query::<fidl::encoding::EmptyPayload, PortGetStateResponse>(
                (),
                0x5022630816212ed,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.state)
    }

    /// Observes changes to internal state.
    ///
    /// The first call always returns the current internal state, subsequent
    /// calls block until the internal state differs from the last one returned
    /// from a `WatchState` call.
    ///
    /// `WatchState` does not provide full history of internal state changes. It
    /// is possible that intermediary internal state changes are missed in
    /// between `WatchState` calls.
    ///
    /// - response `state` the latest observed port internal state.
    pub fn r#watch_state(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<InternalState, fidl::Error> {
        let _response =
            self.client.send_query::<fidl::encoding::EmptyPayload, PortWatchStateResponse>(
                (),
                0x74d3c94c96e2b605,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.state)
    }

    /// Sets the port's online status.
    ///
    /// The online status is visible through
    /// [`fuchsia.hardware.network/Port.GetStatus`]. Once `SetOnline` returns,
    /// the status reported through `GetStatus` is guaranteed to be the one
    /// passed to `SetOnline`.
    ///
    /// + request `online` desired port online state.
    pub fn r#set_online(
        &self,
        mut online: bool,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<(), fidl::Error> {
        let _response =
            self.client.send_query::<PortSetOnlineRequest, fidl::encoding::EmptyPayload>(
                (online,),
                0x734f83793ce86e6c,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response)
    }

    /// Connects to the underlying device port.
    ///
    /// + request `port` grants access to the device port.
    pub fn r#get_port(
        &self,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<PortGetPortRequest>(
            (port,),
            0x1998638c1d97eed2,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    /// Triggers port removal.
    ///
    /// The client end will be closed once the server has completely cleaned up
    /// all resources related to the port. This is equivalent to simply dropping
    /// the client end, but provides callers with a signal of when removal is
    /// complete, allowing port identifiers to be reused, for example.
    pub fn r#remove(&self) -> Result<(), fidl::Error> {
        self.client.send::<fidl::encoding::EmptyPayload>(
            (),
            0x4f45201ed5719261,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::Proxy for PortProxy {
    type Protocol = PortMarker;

    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 PortProxy {
    /// Create a new Proxy for fuchsia.net.tun/Port.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <PortMarker 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) -> PortEventStream {
        PortEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Gets the port internal state.
    ///
    /// - response `state` a snapshot of the port's internal state.
    pub fn r#get_state(
        &self,
    ) -> fidl::client::QueryResponseFut<InternalState, fidl::encoding::DefaultFuchsiaResourceDialect>
    {
        PortProxyInterface::r#get_state(self)
    }

    /// Observes changes to internal state.
    ///
    /// The first call always returns the current internal state, subsequent
    /// calls block until the internal state differs from the last one returned
    /// from a `WatchState` call.
    ///
    /// `WatchState` does not provide full history of internal state changes. It
    /// is possible that intermediary internal state changes are missed in
    /// between `WatchState` calls.
    ///
    /// - response `state` the latest observed port internal state.
    pub fn r#watch_state(
        &self,
    ) -> fidl::client::QueryResponseFut<InternalState, fidl::encoding::DefaultFuchsiaResourceDialect>
    {
        PortProxyInterface::r#watch_state(self)
    }

    /// Sets the port's online status.
    ///
    /// The online status is visible through
    /// [`fuchsia.hardware.network/Port.GetStatus`]. Once `SetOnline` returns,
    /// the status reported through `GetStatus` is guaranteed to be the one
    /// passed to `SetOnline`.
    ///
    /// + request `online` desired port online state.
    pub fn r#set_online(
        &self,
        mut online: bool,
    ) -> fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect> {
        PortProxyInterface::r#set_online(self, online)
    }

    /// Connects to the underlying device port.
    ///
    /// + request `port` grants access to the device port.
    pub fn r#get_port(
        &self,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        PortProxyInterface::r#get_port(self, port)
    }

    /// Triggers port removal.
    ///
    /// The client end will be closed once the server has completely cleaned up
    /// all resources related to the port. This is equivalent to simply dropping
    /// the client end, but provides callers with a signal of when removal is
    /// complete, allowing port identifiers to be reused, for example.
    pub fn r#remove(&self) -> Result<(), fidl::Error> {
        PortProxyInterface::r#remove(self)
    }
}

impl PortProxyInterface for PortProxy {
    type GetStateResponseFut = fidl::client::QueryResponseFut<
        InternalState,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_state(&self) -> Self::GetStateResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<InternalState, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                PortGetStateResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x5022630816212ed,
            >(_buf?)?;
            Ok(_response.state)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, InternalState>(
            (),
            0x5022630816212ed,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type WatchStateResponseFut = fidl::client::QueryResponseFut<
        InternalState,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#watch_state(&self) -> Self::WatchStateResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<InternalState, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                PortWatchStateResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x74d3c94c96e2b605,
            >(_buf?)?;
            Ok(_response.state)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, InternalState>(
            (),
            0x74d3c94c96e2b605,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type SetOnlineResponseFut =
        fidl::client::QueryResponseFut<(), fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#set_online(&self, mut online: bool) -> Self::SetOnlineResponseFut {
        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,
                0x734f83793ce86e6c,
            >(_buf?)?;
            Ok(_response)
        }
        self.client.send_query_and_decode::<PortSetOnlineRequest, ()>(
            (online,),
            0x734f83793ce86e6c,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    fn r#get_port(
        &self,
        mut port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
    ) -> Result<(), fidl::Error> {
        self.client.send::<PortGetPortRequest>(
            (port,),
            0x1998638c1d97eed2,
            fidl::encoding::DynamicFlags::empty(),
        )
    }

    fn r#remove(&self) -> Result<(), fidl::Error> {
        self.client.send::<fidl::encoding::EmptyPayload>(
            (),
            0x4f45201ed5719261,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for PortRequestStream {
    type Protocol = PortMarker;
    type ControlHandle = PortControlHandle;

    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 {
        PortControlHandle { 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 PortRequestStream {
    type Item = Result<PortRequest, 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 PortRequestStream 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 {
                    0x5022630816212ed => {
                        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 = PortControlHandle { inner: this.inner.clone() };
                        Ok(PortRequest::GetState {
                            responder: PortGetStateResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x74d3c94c96e2b605 => {
                        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 = PortControlHandle { inner: this.inner.clone() };
                        Ok(PortRequest::WatchState {
                            responder: PortWatchStateResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x734f83793ce86e6c => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            PortSetOnlineRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<PortSetOnlineRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = PortControlHandle { inner: this.inner.clone() };
                        Ok(PortRequest::SetOnline {
                            online: req.online,

                            responder: PortSetOnlineResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x1998638c1d97eed2 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        let mut req = fidl::new_empty!(
                            PortGetPortRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<PortGetPortRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = PortControlHandle { inner: this.inner.clone() };
                        Ok(PortRequest::GetPort { port: req.port, control_handle })
                    }
                    0x4f45201ed5719261 => {
                        header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                        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 = PortControlHandle { inner: this.inner.clone() };
                        Ok(PortRequest::Remove { control_handle })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name: <PortMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// A logical port attached to a [`fuchsia.net.tun/Device`].
///
/// This protocol encodes the underlying object's lifetime in both directions;
/// the underlying object is alive iff both ends of the protocol are open. That
/// is:
///
/// - Closing the client end causes the object to be destroyed.
/// - Observing a closure of the server end indicates the object no longer
/// exists.
#[derive(Debug)]
pub enum PortRequest {
    /// Gets the port internal state.
    ///
    /// - response `state` a snapshot of the port's internal state.
    GetState { responder: PortGetStateResponder },
    /// Observes changes to internal state.
    ///
    /// The first call always returns the current internal state, subsequent
    /// calls block until the internal state differs from the last one returned
    /// from a `WatchState` call.
    ///
    /// `WatchState` does not provide full history of internal state changes. It
    /// is possible that intermediary internal state changes are missed in
    /// between `WatchState` calls.
    ///
    /// - response `state` the latest observed port internal state.
    WatchState { responder: PortWatchStateResponder },
    /// Sets the port's online status.
    ///
    /// The online status is visible through
    /// [`fuchsia.hardware.network/Port.GetStatus`]. Once `SetOnline` returns,
    /// the status reported through `GetStatus` is guaranteed to be the one
    /// passed to `SetOnline`.
    ///
    /// + request `online` desired port online state.
    SetOnline { online: bool, responder: PortSetOnlineResponder },
    /// Connects to the underlying device port.
    ///
    /// + request `port` grants access to the device port.
    GetPort {
        port: fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        control_handle: PortControlHandle,
    },
    /// Triggers port removal.
    ///
    /// The client end will be closed once the server has completely cleaned up
    /// all resources related to the port. This is equivalent to simply dropping
    /// the client end, but provides callers with a signal of when removal is
    /// complete, allowing port identifiers to be reused, for example.
    Remove { control_handle: PortControlHandle },
}

impl PortRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_get_state(self) -> Option<(PortGetStateResponder)> {
        if let PortRequest::GetState { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_watch_state(self) -> Option<(PortWatchStateResponder)> {
        if let PortRequest::WatchState { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_set_online(self) -> Option<(bool, PortSetOnlineResponder)> {
        if let PortRequest::SetOnline { online, responder } = self {
            Some((online, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_port(
        self,
    ) -> Option<(
        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
        PortControlHandle,
    )> {
        if let PortRequest::GetPort { port, control_handle } = self {
            Some((port, control_handle))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_remove(self) -> Option<(PortControlHandle)> {
        if let PortRequest::Remove { control_handle } = self {
            Some((control_handle))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            PortRequest::GetState { .. } => "get_state",
            PortRequest::WatchState { .. } => "watch_state",
            PortRequest::SetOnline { .. } => "set_online",
            PortRequest::GetPort { .. } => "get_port",
            PortRequest::Remove { .. } => "remove",
        }
    }
}

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

impl fidl::endpoints::ControlHandle for PortControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }
    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

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

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

impl PortControlHandle {}

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

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

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

    fn send_raw(&self, mut state: &InternalState) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<PortGetStateResponse>(
            (state,),
            self.tx_id,
            0x5022630816212ed,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

    fn send_raw(&self, mut state: &InternalState) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<PortWatchStateResponse>(
            (state,),
            self.tx_id,
            0x74d3c94c96e2b605,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

    fn control_handle(&self) -> &PortControlHandle {
        &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 PortSetOnlineResponder {
    /// 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,
            0x734f83793ce86e6c,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;
    unsafe impl fidl::encoding::TypeMarker for Signals {
        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
        }
    }

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Self, D> for Signals {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Self>(offset);
            if self.bits() & Self::all().bits() != self.bits() {
                return Err(fidl::Error::InvalidBitsValue);
            }
            encoder.write_num(self.bits(), offset);
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let prim = decoder.read_num::<u32>(offset);
            *self = Self::from_bits(prim).ok_or(fidl::Error::InvalidBitsValue)?;
            Ok(())
        }
    }

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

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for ControlCreateDeviceRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                config: fidl::new_empty!(
                    DeviceConfig,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                device: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DeviceMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

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

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

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for ControlCreatePairRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                config: fidl::new_empty!(
                    DevicePairConfig,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                device_pair: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<DevicePairMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

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

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

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for DeviceAddPortRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                config: fidl::new_empty!(
                    DevicePortConfig,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
                port: fidl::new_empty!(
                    fidl::encoding::Endpoint<fidl::endpoints::ServerEnd<PortMarker>>,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

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

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

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

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

    unsafe impl
        fidl::encoding::Encode<
            DeviceDelegateRxLeaseRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DeviceDelegateRxLeaseRequest
    {
        #[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::<DeviceDelegateRxLeaseRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceDelegateRxLeaseRequest, fidl::encoding::DefaultFuchsiaResourceDialect>::encode(
                (
                    <fidl_fuchsia_hardware_network::DelegatedRxLease as fidl::encoding::ResourceTypeMarker>::take_or_borrow(&mut self.lease),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<
                fidl_fuchsia_hardware_network::DelegatedRxLease,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            DeviceDelegateRxLeaseRequest,
            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::<DeviceDelegateRxLeaseRequest>(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 DeviceDelegateRxLeaseRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                lease: fidl::new_empty!(
                    fidl_fuchsia_hardware_network::DelegatedRxLease,
                    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_fuchsia_hardware_network::DelegatedRxLease,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.lease,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

    impl fidl::encoding::ResourceTypeMarker for DeviceGetSignalsResponse {
        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 DeviceGetSignalsResponse {
        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<
            DeviceGetSignalsResponse,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DeviceGetSignalsResponse
    {
        #[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::<DeviceGetSignalsResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                DeviceGetSignalsResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (<fidl::encoding::HandleType<
                    fidl::EventPair,
                    { fidl::ObjectType::EVENTPAIR.into_raw() },
                    2147483648,
                > as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                    &mut self.signals
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<
                fidl::encoding::HandleType<
                    fidl::EventPair,
                    { fidl::ObjectType::EVENTPAIR.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            DeviceGetSignalsResponse,
            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::<DeviceGetSignalsResponse>(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 DeviceGetSignalsResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                signals: fidl::new_empty!(fidl::encoding::HandleType<fidl::EventPair, { fidl::ObjectType::EVENTPAIR.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(fidl::encoding::HandleType<fidl::EventPair, { fidl::ObjectType::EVENTPAIR.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect, &mut self.signals, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<DevicePairAddPortRequest, D> for &DevicePairAddPortRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairAddPortRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DevicePairAddPortRequest, D>::encode(
                (<DevicePairPortConfig as fidl::encoding::ValueTypeMarker>::borrow(&self.config),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<DevicePairPortConfig, D>,
        > fidl::encoding::Encode<DevicePairAddPortRequest, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairAddPortRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(DevicePairPortConfig, D, &mut self.config, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

    unsafe impl
        fidl::encoding::Encode<
            DevicePairGetLeftPortRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DevicePairGetLeftPortRequest
    {
        #[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::<DevicePairGetLeftPortRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                DevicePairGetLeftPortRequest,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (
                    <u8 as fidl::encoding::ValueTypeMarker>::borrow(&self.id),
                    <fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                    > as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                        &mut self.port
                    ),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<u8, fidl::encoding::DefaultFuchsiaResourceDialect>,
            T1: fidl::encoding::Encode<
                fidl::encoding::Endpoint<
                    fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            DevicePairGetLeftPortRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0, T1)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairGetLeftPortRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(0);
                (ptr as *mut u32).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 4, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for DevicePairGetLeftPortRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                id: fidl::new_empty!(u8, fidl::encoding::DefaultFuchsiaResourceDialect),
                port: fidl::new_empty!(
                    fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                    >,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(0) };
            let padval = unsafe { (ptr as *const u32).read_unaligned() };
            let mask = 0xffffff00u32;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 0 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                u8,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.id,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(
                fidl::encoding::Endpoint<
                    fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.port,
                decoder,
                offset + 4,
                _depth
            )?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl
        fidl::encoding::Encode<
            DevicePairGetRightPortRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut DevicePairGetRightPortRequest
    {
        #[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::<DevicePairGetRightPortRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                DevicePairGetRightPortRequest,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (
                    <u8 as fidl::encoding::ValueTypeMarker>::borrow(&self.id),
                    <fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                    > as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                        &mut self.port
                    ),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            T0: fidl::encoding::Encode<u8, fidl::encoding::DefaultFuchsiaResourceDialect>,
            T1: fidl::encoding::Encode<
                fidl::encoding::Endpoint<
                    fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
        >
        fidl::encoding::Encode<
            DevicePairGetRightPortRequest,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for (T0, T1)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairGetRightPortRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(0);
                (ptr as *mut u32).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 4, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for DevicePairGetRightPortRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                id: fidl::new_empty!(u8, fidl::encoding::DefaultFuchsiaResourceDialect),
                port: fidl::new_empty!(
                    fidl::encoding::Endpoint<
                        fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                    >,
                    fidl::encoding::DefaultFuchsiaResourceDialect
                ),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(0) };
            let padval = unsafe { (ptr as *const u32).read_unaligned() };
            let mask = 0xffffff00u32;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 0 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                u8,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.id,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(
                fidl::encoding::Endpoint<
                    fidl::endpoints::ServerEnd<fidl_fuchsia_hardware_network::PortMarker>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.port,
                decoder,
                offset + 4,
                _depth
            )?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            1
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

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

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<DevicePairRemovePortRequest, D> for &DevicePairRemovePortRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairRemovePortRequest>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut DevicePairRemovePortRequest)
                    .write_unaligned((self as *const DevicePairRemovePortRequest).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<u8, D>>
        fidl::encoding::Encode<DevicePairRemovePortRequest, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DevicePairRemovePortRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D>
        for DevicePairRemovePortRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { id: fidl::new_empty!(u8, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 1);
            }
            Ok(())
        }
    }

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<DeviceWriteFrameRequest, D> for &DeviceWriteFrameRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceWriteFrameRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceWriteFrameRequest, D>::encode(
                (<Frame as fidl::encoding::ValueTypeMarker>::borrow(&self.frame),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<Frame, D>>
        fidl::encoding::Encode<DeviceWriteFrameRequest, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceWriteFrameRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(Frame, D, &mut self.frame, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<DeviceReadFrameResponse, D> for &DeviceReadFrameResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceReadFrameResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceReadFrameResponse, D>::encode(
                (<Frame as fidl::encoding::ValueTypeMarker>::borrow(&self.frame),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<Frame, D>>
        fidl::encoding::Encode<DeviceReadFrameResponse, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceReadFrameResponse>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(Frame, D, &mut self.frame, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<FrameMetadata, D>
        for &FrameMetadata
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<FrameMetadata>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<FrameMetadata, D>::encode(
                (
                    <fidl_fuchsia_hardware_network::InfoType as fidl::encoding::ValueTypeMarker>::borrow(&self.info_type),
                    <fidl::encoding::Vector<u8, 4096> as fidl::encoding::ValueTypeMarker>::borrow(&self.info),
                    <u32 as fidl::encoding::ValueTypeMarker>::borrow(&self.flags),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl_fuchsia_hardware_network::InfoType, D>,
            T1: fidl::encoding::Encode<fidl::encoding::Vector<u8, 4096>, D>,
            T2: fidl::encoding::Encode<u32, D>,
        > fidl::encoding::Encode<FrameMetadata, D> for (T0, T1, T2)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<FrameMetadata>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(0);
                (ptr as *mut u64).write_unaligned(0);
            }
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(24);
                (ptr as *mut u64).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 8, depth)?;
            self.2.encode(encoder, offset + 24, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for FrameMetadata {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                info_type: fidl::new_empty!(fidl_fuchsia_hardware_network::InfoType, D),
                info: fidl::new_empty!(fidl::encoding::Vector<u8, 4096>, D),
                flags: fidl::new_empty!(u32, D),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(0) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffff00000000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 0 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(24) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffff00000000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 24 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(
                fidl_fuchsia_hardware_network::InfoType,
                D,
                &mut self.info_type,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(fidl::encoding::Vector<u8, 4096>, D, &mut self.info, decoder, offset + 8, _depth)?;
            fidl::decode!(u32, D, &mut self.flags, decoder, offset + 24, _depth)?;
            Ok(())
        }
    }

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

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<PortGetStateResponse, D>
        for &PortGetStateResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortGetStateResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<PortGetStateResponse, D>::encode(
                (<InternalState as fidl::encoding::ValueTypeMarker>::borrow(&self.state),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<InternalState, D>>
        fidl::encoding::Encode<PortGetStateResponse, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortGetStateResponse>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(InternalState, D, &mut self.state, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            1
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<PortSetOnlineRequest, D>
        for &PortSetOnlineRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortSetOnlineRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<PortSetOnlineRequest, D>::encode(
                (<bool as fidl::encoding::ValueTypeMarker>::borrow(&self.online),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<bool, D>>
        fidl::encoding::Encode<PortSetOnlineRequest, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortSetOnlineRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(bool, D, &mut self.online, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<PortWatchStateResponse, D> for &PortWatchStateResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortWatchStateResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<PortWatchStateResponse, D>::encode(
                (<InternalState as fidl::encoding::ValueTypeMarker>::borrow(&self.state),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<D: fidl::encoding::ResourceDialect, T0: fidl::encoding::Encode<InternalState, D>>
        fidl::encoding::Encode<PortWatchStateResponse, D> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<PortWatchStateResponse>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

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

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(InternalState, D, &mut self.state, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

    impl BaseDeviceConfig {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.min_rx_buffer_length {
                return 3;
            }
            if let Some(_) = self.min_tx_buffer_length {
                return 2;
            }
            if let Some(_) = self.report_metadata {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

    impl BasePortConfig {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.port_class {
                return 5;
            }
            if let Some(_) = self.tx_types {
                return 4;
            }
            if let Some(_) = self.rx_types {
                return 3;
            }
            if let Some(_) = self.mtu {
                return 2;
            }
            if let Some(_) = self.id {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<u8, D>(
                self.id.as_ref().map(<u8 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

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

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

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

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Vector<fidl_fuchsia_hardware_network::FrameType, 4>, D>(
            self.rx_types.as_ref().map(<fidl::encoding::Vector<fidl_fuchsia_hardware_network::FrameType, 4> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Vector<fidl_fuchsia_hardware_network::FrameTypeSupport, 4>, D>(
            self.tx_types.as_ref().map(<fidl::encoding::Vector<fidl_fuchsia_hardware_network::FrameTypeSupport, 4> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 5 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (5 - 1) * envelope_size;

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <u8 as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.id.get_or_insert_with(|| fidl::new_empty!(u8, D));
                fidl::decode!(u8, D, val_ref, decoder, inner_offset, inner_depth)?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

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

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

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

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

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

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

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

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

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

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

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 5 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

    impl DevicePairConfig {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.fallible_transmit_right {
                return 3;
            }
            if let Some(_) = self.fallible_transmit_left {
                return 2;
            }
            if let Some(_) = self.base {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

    impl DevicePairPortConfig {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.mac_right {
                return 3;
            }
            if let Some(_) = self.mac_left {
                return 2;
            }
            if let Some(_) = self.base {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

    impl DevicePortConfig {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.mac {
                return 3;
            }
            if let Some(_) = self.online {
                return 2;
            }
            if let Some(_) = self.base {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

    impl Frame {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.port {
                return 4;
            }
            if let Some(_) = self.meta {
                return 3;
            }
            if let Some(_) = self.data {
                return 2;
            }
            if let Some(_) = self.frame_type {
                return 1;
            }
            0
        }
    }

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

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

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

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

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

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

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

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Vector<u8, 16384>, D>(
                self.data.as_ref().map(
                    <fidl::encoding::Vector<u8, 16384> as fidl::encoding::ValueTypeMarker>::borrow,
                ),
                encoder,
                offset + cur_offset,
                depth,
            )?;

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

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

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

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<u8, D>(
                self.port.as_ref().map(<u8 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <fidl::encoding::Vector<u8, 16384> as fidl::encoding::TypeMarker>::inline_size(
                        decoder.context,
                    );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self
                    .data
                    .get_or_insert_with(|| fidl::new_empty!(fidl::encoding::Vector<u8, 16384>, D));
                fidl::decode!(fidl::encoding::Vector<u8, 16384>, D, val_ref, decoder, inner_offset, inner_depth)?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

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

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

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

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <u8 as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.port.get_or_insert_with(|| fidl::new_empty!(u8, D));
                fidl::decode!(u8, D, val_ref, decoder, inner_offset, inner_depth)?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

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

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

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

            next_offset += envelope_size;

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

            Ok(())
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Vector<fidl_fuchsia_net::MacAddress, 64>, D>(
            self.multicast_filters.as_ref().map(<fidl::encoding::Vector<fidl_fuchsia_net::MacAddress, 64> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

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

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

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

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Vector<fidl_fuchsia_net::MacAddress, 64> as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref =
                self.multicast_filters.get_or_insert_with(|| fidl::new_empty!(fidl::encoding::Vector<fidl_fuchsia_net::MacAddress, 64>, D));
                fidl::decode!(fidl::encoding::Vector<fidl_fuchsia_net::MacAddress, 64>, D, val_ref, decoder, inner_offset, inner_depth)?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

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

            Ok(())
        }
    }
}