fidl_fuchsia_net_name/

fidl_fuchsia_net_name.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;

/// Maximum number of addresses that can be returned by a lookup.
pub const MAX_ADDRESSES: u16 = 1024;

/// Lookup operation errors.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(u32)]
pub enum LookupError {
    /// No result was found for this query.
    NotFound = 1,
    /// The lookup failed, but may succeed at a later time. For instance, the
    /// network or DNS server may be unreachable.
    Transient = 2,
    /// The lookup failed due to an invalid argument (for instance, the hostname
    /// was not encoded correctly, or was too long).
    InvalidArgs = 3,
    /// The lookup failed due to an internal error.
    InternalError = 4,
}

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

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        self as u32
    }

    #[deprecated = "Strict enums should not use `is_unknown`"]
    #[inline]
    pub fn is_unknown(&self) -> bool {
        false
    }
}

#[derive(Clone, Debug, PartialEq)]
pub struct DnsServerWatcherWatchServersResponse {
    pub servers: Vec<DnsServer_>,
}

impl fidl::Persistable for DnsServerWatcherWatchServersResponse {}

#[derive(Clone, Debug, PartialEq)]
pub struct LookupAdminGetDnsServersResponse {
    pub servers: Vec<fidl_fuchsia_net::SocketAddress>,
}

impl fidl::Persistable for LookupAdminGetDnsServersResponse {}

#[derive(Clone, Debug, PartialEq)]
pub struct LookupAdminSetDnsServersRequest {
    pub servers: Vec<fidl_fuchsia_net::SocketAddress>,
}

impl fidl::Persistable for LookupAdminSetDnsServersRequest {}

#[derive(Clone, Debug, PartialEq)]
pub struct LookupLookupHostnameRequest {
    pub addr: fidl_fuchsia_net::IpAddress,
}

impl fidl::Persistable for LookupLookupHostnameRequest {}

#[derive(Clone, Debug, PartialEq)]
pub struct LookupLookupIpRequest {
    /// The hostname to look up.
    ///
    /// Must be a valid host domain name; i.e. may not be an IP address in
    /// dotted-decimal notation.
    ///
    /// If it is an Internationalized Domain Name, it must be encoded as per
    /// RFC 3490.
    pub hostname: String,
    pub options: LookupIpOptions,
}

impl fidl::Persistable for LookupLookupIpRequest {}

#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct LookupLookupHostnameResponse {
    pub hostname: String,
}

impl fidl::Persistable for LookupLookupHostnameResponse {}

#[derive(Clone, Debug, PartialEq)]
pub struct LookupLookupIpResponse {
    pub result: LookupResult,
}

impl fidl::Persistable for LookupLookupIpResponse {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct DhcpDnsServerSource {
    /// The interface index over which this server was discovered.
    pub source_interface: Option<u64>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DhcpDnsServerSource {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct Dhcpv6DnsServerSource {
    /// The interface index over which this server was discovered.
    pub source_interface: Option<u64>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for Dhcpv6DnsServerSource {}

/// A DNS server configuration.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct DnsServer_ {
    /// The server's address, must be provided.
    pub address: Option<fidl_fuchsia_net::SocketAddress>,
    /// The configuration source for this server. Defaults to
    /// [`fuchsia.net.name/DnsServerSource.static_source`].
    pub source: Option<DnsServerSource>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for DnsServer_ {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct LookupIpOptions {
    /// Include IPv4 results.
    ///
    /// If not set, interpreted as false.
    pub ipv4_lookup: Option<bool>,
    /// Include IPv6 results.
    ///
    /// If not set, interpreted as false.
    pub ipv6_lookup: Option<bool>,
    /// Sort addresses in order of preference.
    ///
    /// It true, Addresses are sorted according to destination address
    /// selection described in
    /// [RFC 6724 Section 6](https://tools.ietf.org/html/rfc6724#section-6).
    ///
    /// If not set, interpreted as false.
    pub sort_addresses: Option<bool>,
    /// Include the canonical name.
    ///
    /// If not set, interpreted as false.
    pub canonical_name_lookup: Option<bool>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for LookupIpOptions {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct LookupResult {
    /// The IP addresses resulting from a lookup.
    ///
    /// If sorting was requested, `addresses` is sorted in order of
    /// preference, most preferred destination address first.
    pub addresses: Option<Vec<fidl_fuchsia_net::IpAddress>>,
    /// The canonical name of the requested hostname.
    ///
    /// Provided only if requested.
    pub canonical_name: Option<String>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for LookupResult {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct NdpDnsServerSource {
    /// The interface index over which this server was discovered.
    pub source_interface: Option<u64>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for NdpDnsServerSource {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct StaticDnsServerSource {
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for StaticDnsServerSource {}

#[derive(Clone, Debug, PartialEq)]
pub enum DnsServerSource {
    /// The server is statically configured through
    /// [`fuchsia.net.name/LookupAdmin.SetDefaultServers`].
    StaticSource(StaticDnsServerSource),
    /// The server was discovered through DHCPv4.
    Dhcp(DhcpDnsServerSource),
    /// The server was discovered through an NDP Router Advertisement.
    Ndp(NdpDnsServerSource),
    /// The server was discovered through DHCPv6.
    Dhcpv6(Dhcpv6DnsServerSource),
}

impl DnsServerSource {
    #[inline]
    pub fn ordinal(&self) -> u64 {
        match *self {
            Self::StaticSource(_) => 1,
            Self::Dhcp(_) => 2,
            Self::Ndp(_) => 3,
            Self::Dhcpv6(_) => 4,
        }
    }

    #[deprecated = "Strict unions should not use `is_unknown`"]
    #[inline]
    pub fn is_unknown(&self) -> bool {
        false
    }
}

impl fidl::Persistable for DnsServerSource {}

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

impl fidl::endpoints::ProtocolMarker for DnsServerWatcherMarker {
    type Proxy = DnsServerWatcherProxy;
    type RequestStream = DnsServerWatcherRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DnsServerWatcherSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.net.name.DnsServerWatcher";
}
impl fidl::endpoints::DiscoverableProtocolMarker for DnsServerWatcherMarker {}

pub trait DnsServerWatcherProxyInterface: Send + Sync {
    type WatchServersResponseFut: std::future::Future<Output = Result<Vec<DnsServer_>, fidl::Error>>
        + Send;
    fn r#watch_servers(&self) -> Self::WatchServersResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DnsServerWatcherSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DnsServerWatcherSynchronousProxy {
    type Proxy = DnsServerWatcherProxy;
    type Protocol = DnsServerWatcherMarker;

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

    /// Returns a list of DNS servers.
    ///
    /// First call always returns a snapshot of the current list of servers or blocks if an empty
    /// list would be returned. Subsequent calls will block until the list of servers changes.
    ///
    /// The list of servers changes over time by configuration or network topology changes,
    /// expiration, etc. Callers must repeatedly call `WatchServers` and replace any previously
    /// returned `servers` with new ones to avoid using stale or expired entries.
    ///
    /// It is invalid to call this method while a previous call is pending. Doing so will cause the
    /// server end of the protocol to be closed.
    ///
    /// - response `servers` The list of servers to use for DNS resolution, in priority order.
    pub fn r#watch_servers(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<Vec<DnsServer_>, fidl::Error> {
        let _response = self
            .client
            .send_query::<fidl::encoding::EmptyPayload, DnsServerWatcherWatchServersResponse>(
                (),
                0x5748907e7f11b632,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.servers)
    }
}

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

impl fidl::endpoints::Proxy for DnsServerWatcherProxy {
    type Protocol = DnsServerWatcherMarker;

    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 DnsServerWatcherProxy {
    /// Create a new Proxy for fuchsia.net.name/DnsServerWatcher.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <DnsServerWatcherMarker 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) -> DnsServerWatcherEventStream {
        DnsServerWatcherEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Returns a list of DNS servers.
    ///
    /// First call always returns a snapshot of the current list of servers or blocks if an empty
    /// list would be returned. Subsequent calls will block until the list of servers changes.
    ///
    /// The list of servers changes over time by configuration or network topology changes,
    /// expiration, etc. Callers must repeatedly call `WatchServers` and replace any previously
    /// returned `servers` with new ones to avoid using stale or expired entries.
    ///
    /// It is invalid to call this method while a previous call is pending. Doing so will cause the
    /// server end of the protocol to be closed.
    ///
    /// - response `servers` The list of servers to use for DNS resolution, in priority order.
    pub fn r#watch_servers(
        &self,
    ) -> fidl::client::QueryResponseFut<
        Vec<DnsServer_>,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DnsServerWatcherProxyInterface::r#watch_servers(self)
    }
}

impl DnsServerWatcherProxyInterface for DnsServerWatcherProxy {
    type WatchServersResponseFut = fidl::client::QueryResponseFut<
        Vec<DnsServer_>,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#watch_servers(&self) -> Self::WatchServersResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<Vec<DnsServer_>, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                DnsServerWatcherWatchServersResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x5748907e7f11b632,
            >(_buf?)?;
            Ok(_response.servers)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, Vec<DnsServer_>>(
            (),
            0x5748907e7f11b632,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for DnsServerWatcherRequestStream {
    type Protocol = DnsServerWatcherMarker;
    type ControlHandle = DnsServerWatcherControlHandle;

    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 {
        DnsServerWatcherControlHandle { 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 DnsServerWatcherRequestStream {
    type Item = Result<DnsServerWatcherRequest, 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 DnsServerWatcherRequestStream 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 {
                    0x5748907e7f11b632 => {
                        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 =
                            DnsServerWatcherControlHandle { inner: this.inner.clone() };
                        Ok(DnsServerWatcherRequest::WatchServers {
                            responder: DnsServerWatcherWatchServersResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <DnsServerWatcherMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides a hanging get interface to watch for DNS servers configuration.
#[derive(Debug)]
pub enum DnsServerWatcherRequest {
    /// Returns a list of DNS servers.
    ///
    /// First call always returns a snapshot of the current list of servers or blocks if an empty
    /// list would be returned. Subsequent calls will block until the list of servers changes.
    ///
    /// The list of servers changes over time by configuration or network topology changes,
    /// expiration, etc. Callers must repeatedly call `WatchServers` and replace any previously
    /// returned `servers` with new ones to avoid using stale or expired entries.
    ///
    /// It is invalid to call this method while a previous call is pending. Doing so will cause the
    /// server end of the protocol to be closed.
    ///
    /// - response `servers` The list of servers to use for DNS resolution, in priority order.
    WatchServers { responder: DnsServerWatcherWatchServersResponder },
}

impl DnsServerWatcherRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_watch_servers(self) -> Option<(DnsServerWatcherWatchServersResponder)> {
        if let DnsServerWatcherRequest::WatchServers { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

    fn send_raw(&self, mut servers: &[DnsServer_]) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<DnsServerWatcherWatchServersResponse>(
            (servers,),
            self.tx_id,
            0x5748907e7f11b632,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for LookupMarker {
    type Proxy = LookupProxy;
    type RequestStream = LookupRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = LookupSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.net.name.Lookup";
}
impl fidl::endpoints::DiscoverableProtocolMarker for LookupMarker {}
pub type LookupLookupIpResult = Result<LookupResult, LookupError>;
pub type LookupLookupHostnameResult = Result<String, LookupError>;

pub trait LookupProxyInterface: Send + Sync {
    type LookupIpResponseFut: std::future::Future<Output = Result<LookupLookupIpResult, fidl::Error>>
        + Send;
    fn r#lookup_ip(&self, hostname: &str, options: &LookupIpOptions) -> Self::LookupIpResponseFut;
    type LookupHostnameResponseFut: std::future::Future<Output = Result<LookupLookupHostnameResult, fidl::Error>>
        + Send;
    fn r#lookup_hostname(
        &self,
        addr: &fidl_fuchsia_net::IpAddress,
    ) -> Self::LookupHostnameResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct LookupSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for LookupSynchronousProxy {
    type Proxy = LookupProxy;
    type Protocol = LookupMarker;

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

    /// Lookup a list of IP addresses by hostname.
    pub fn r#lookup_ip(
        &self,
        mut hostname: &str,
        mut options: &LookupIpOptions,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LookupLookupIpResult, fidl::Error> {
        let _response = self.client.send_query::<
            LookupLookupIpRequest,
            fidl::encoding::ResultType<LookupLookupIpResponse, LookupError>,
        >(
            (hostname, options,),
            0x59247caf7560c1d0,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.result))
    }

    /// Look up a hostname by IP address.
    pub fn r#lookup_hostname(
        &self,
        mut addr: &fidl_fuchsia_net::IpAddress,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LookupLookupHostnameResult, fidl::Error> {
        let _response = self.client.send_query::<
            LookupLookupHostnameRequest,
            fidl::encoding::ResultType<LookupLookupHostnameResponse, LookupError>,
        >(
            (addr,),
            0x1b456b0e84888324,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.hostname))
    }
}

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

impl fidl::endpoints::Proxy for LookupProxy {
    type Protocol = LookupMarker;

    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 LookupProxy {
    /// Create a new Proxy for fuchsia.net.name/Lookup.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <LookupMarker 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) -> LookupEventStream {
        LookupEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Lookup a list of IP addresses by hostname.
    pub fn r#lookup_ip(
        &self,
        mut hostname: &str,
        mut options: &LookupIpOptions,
    ) -> fidl::client::QueryResponseFut<
        LookupLookupIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LookupProxyInterface::r#lookup_ip(self, hostname, options)
    }

    /// Look up a hostname by IP address.
    pub fn r#lookup_hostname(
        &self,
        mut addr: &fidl_fuchsia_net::IpAddress,
    ) -> fidl::client::QueryResponseFut<
        LookupLookupHostnameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LookupProxyInterface::r#lookup_hostname(self, addr)
    }
}

impl LookupProxyInterface for LookupProxy {
    type LookupIpResponseFut = fidl::client::QueryResponseFut<
        LookupLookupIpResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#lookup_ip(
        &self,
        mut hostname: &str,
        mut options: &LookupIpOptions,
    ) -> Self::LookupIpResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LookupLookupIpResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<LookupLookupIpResponse, LookupError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x59247caf7560c1d0,
            >(_buf?)?;
            Ok(_response.map(|x| x.result))
        }
        self.client.send_query_and_decode::<LookupLookupIpRequest, LookupLookupIpResult>(
            (hostname, options),
            0x59247caf7560c1d0,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type LookupHostnameResponseFut = fidl::client::QueryResponseFut<
        LookupLookupHostnameResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#lookup_hostname(
        &self,
        mut addr: &fidl_fuchsia_net::IpAddress,
    ) -> Self::LookupHostnameResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LookupLookupHostnameResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<LookupLookupHostnameResponse, LookupError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x1b456b0e84888324,
            >(_buf?)?;
            Ok(_response.map(|x| x.hostname))
        }
        self.client
            .send_query_and_decode::<LookupLookupHostnameRequest, LookupLookupHostnameResult>(
                (addr,),
                0x1b456b0e84888324,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for LookupRequestStream {
    type Protocol = LookupMarker;
    type ControlHandle = LookupControlHandle;

    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 {
        LookupControlHandle { 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 LookupRequestStream {
    type Item = Result<LookupRequest, 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 LookupRequestStream 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 {
                    0x59247caf7560c1d0 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            LookupLookupIpRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<LookupLookupIpRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = LookupControlHandle { inner: this.inner.clone() };
                        Ok(LookupRequest::LookupIp {
                            hostname: req.hostname,
                            options: req.options,

                            responder: LookupLookupIpResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x1b456b0e84888324 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            LookupLookupHostnameRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<LookupLookupHostnameRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = LookupControlHandle { inner: this.inner.clone() };
                        Ok(LookupRequest::LookupHostname {
                            addr: req.addr,

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

/// Provides name and address resolution.
#[derive(Debug)]
pub enum LookupRequest {
    /// Lookup a list of IP addresses by hostname.
    LookupIp { hostname: String, options: LookupIpOptions, responder: LookupLookupIpResponder },
    /// Look up a hostname by IP address.
    LookupHostname { addr: fidl_fuchsia_net::IpAddress, responder: LookupLookupHostnameResponder },
}

impl LookupRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_lookup_ip(self) -> Option<(String, LookupIpOptions, LookupLookupIpResponder)> {
        if let LookupRequest::LookupIp { hostname, options, responder } = self {
            Some((hostname, options, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_lookup_hostname(
        self,
    ) -> Option<(fidl_fuchsia_net::IpAddress, LookupLookupHostnameResponder)> {
        if let LookupRequest::LookupHostname { addr, responder } = self {
            Some((addr, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            LookupRequest::LookupIp { .. } => "lookup_ip",
            LookupRequest::LookupHostname { .. } => "lookup_hostname",
        }
    }
}

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

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

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

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

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

    fn send_raw(&self, mut result: Result<&LookupResult, LookupError>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<LookupLookupIpResponse, LookupError>>(
                result.map(|result| (result,)),
                self.tx_id,
                0x59247caf7560c1d0,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

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

    fn send_raw(&self, mut result: Result<&str, LookupError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            LookupLookupHostnameResponse,
            LookupError,
        >>(
            result.map(|hostname| (hostname,)),
            self.tx_id,
            0x1b456b0e84888324,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for LookupAdminMarker {
    type Proxy = LookupAdminProxy;
    type RequestStream = LookupAdminRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = LookupAdminSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.net.name.LookupAdmin";
}
impl fidl::endpoints::DiscoverableProtocolMarker for LookupAdminMarker {}
pub type LookupAdminSetDnsServersResult = Result<(), i32>;

pub trait LookupAdminProxyInterface: Send + Sync {
    type SetDnsServersResponseFut: std::future::Future<Output = Result<LookupAdminSetDnsServersResult, fidl::Error>>
        + Send;
    fn r#set_dns_servers(
        &self,
        servers: &[fidl_fuchsia_net::SocketAddress],
    ) -> Self::SetDnsServersResponseFut;
    type GetDnsServersResponseFut: std::future::Future<Output = Result<Vec<fidl_fuchsia_net::SocketAddress>, fidl::Error>>
        + Send;
    fn r#get_dns_servers(&self) -> Self::GetDnsServersResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct LookupAdminSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for LookupAdminSynchronousProxy {
    type Proxy = LookupAdminProxy;
    type Protocol = LookupAdminMarker;

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

    /// Sets the DNS servers to `servers`
    ///
    /// + request `servers` The list of servers to use for domain name resolution, in priority
    /// order. An empty list means no servers will be used and name resolution may fail. Each
    /// `SocketAddress` in `servers` must be a valid unicast socket address. The list of servers
    /// will be deduplicated.
    /// * error Returns `ZX_ERR_INVALID_ARGS` if any of the provided addresses does not meet the
    /// conditions above.
    pub fn r#set_dns_servers(
        &self,
        mut servers: &[fidl_fuchsia_net::SocketAddress],
        ___deadline: zx::MonotonicInstant,
    ) -> Result<LookupAdminSetDnsServersResult, fidl::Error> {
        let _response = self.client.send_query::<
            LookupAdminSetDnsServersRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (servers,),
            0x55e2b9fcc777be96,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Gets the DNS servers currently in use to resolve name lookups.
    /// - response `servers` The list of servers in use by `LookupAdmin`, in priority order.
    pub fn r#get_dns_servers(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<Vec<fidl_fuchsia_net::SocketAddress>, fidl::Error> {
        let _response = self
            .client
            .send_query::<fidl::encoding::EmptyPayload, LookupAdminGetDnsServersResponse>(
                (),
                0x614303bf6e72f80f,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.servers)
    }
}

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

impl fidl::endpoints::Proxy for LookupAdminProxy {
    type Protocol = LookupAdminMarker;

    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 LookupAdminProxy {
    /// Create a new Proxy for fuchsia.net.name/LookupAdmin.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <LookupAdminMarker 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) -> LookupAdminEventStream {
        LookupAdminEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Sets the DNS servers to `servers`
    ///
    /// + request `servers` The list of servers to use for domain name resolution, in priority
    /// order. An empty list means no servers will be used and name resolution may fail. Each
    /// `SocketAddress` in `servers` must be a valid unicast socket address. The list of servers
    /// will be deduplicated.
    /// * error Returns `ZX_ERR_INVALID_ARGS` if any of the provided addresses does not meet the
    /// conditions above.
    pub fn r#set_dns_servers(
        &self,
        mut servers: &[fidl_fuchsia_net::SocketAddress],
    ) -> fidl::client::QueryResponseFut<
        LookupAdminSetDnsServersResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LookupAdminProxyInterface::r#set_dns_servers(self, servers)
    }

    /// Gets the DNS servers currently in use to resolve name lookups.
    /// - response `servers` The list of servers in use by `LookupAdmin`, in priority order.
    pub fn r#get_dns_servers(
        &self,
    ) -> fidl::client::QueryResponseFut<
        Vec<fidl_fuchsia_net::SocketAddress>,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        LookupAdminProxyInterface::r#get_dns_servers(self)
    }
}

impl LookupAdminProxyInterface for LookupAdminProxy {
    type SetDnsServersResponseFut = fidl::client::QueryResponseFut<
        LookupAdminSetDnsServersResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#set_dns_servers(
        &self,
        mut servers: &[fidl_fuchsia_net::SocketAddress],
    ) -> Self::SetDnsServersResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<LookupAdminSetDnsServersResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x55e2b9fcc777be96,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<
            LookupAdminSetDnsServersRequest,
            LookupAdminSetDnsServersResult,
        >(
            (servers,),
            0x55e2b9fcc777be96,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type GetDnsServersResponseFut = fidl::client::QueryResponseFut<
        Vec<fidl_fuchsia_net::SocketAddress>,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_dns_servers(&self) -> Self::GetDnsServersResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<Vec<fidl_fuchsia_net::SocketAddress>, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                LookupAdminGetDnsServersResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x614303bf6e72f80f,
            >(_buf?)?;
            Ok(_response.servers)
        }
        self.client.send_query_and_decode::<
            fidl::encoding::EmptyPayload,
            Vec<fidl_fuchsia_net::SocketAddress>,
        >(
            (),
            0x614303bf6e72f80f,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

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

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

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

impl fidl::endpoints::RequestStream for LookupAdminRequestStream {
    type Protocol = LookupAdminMarker;
    type ControlHandle = LookupAdminControlHandle;

    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 {
        LookupAdminControlHandle { 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 LookupAdminRequestStream {
    type Item = Result<LookupAdminRequest, 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 LookupAdminRequestStream 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 {
                    0x55e2b9fcc777be96 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            LookupAdminSetDnsServersRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<LookupAdminSetDnsServersRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = LookupAdminControlHandle { inner: this.inner.clone() };
                        Ok(LookupAdminRequest::SetDnsServers {
                            servers: req.servers,

                            responder: LookupAdminSetDnsServersResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x614303bf6e72f80f => {
                        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 = LookupAdminControlHandle { inner: this.inner.clone() };
                        Ok(LookupAdminRequest::GetDnsServers {
                            responder: LookupAdminGetDnsServersResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <LookupAdminMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// Provides administration controls over name resolution settings.
#[derive(Debug)]
pub enum LookupAdminRequest {
    /// Sets the DNS servers to `servers`
    ///
    /// + request `servers` The list of servers to use for domain name resolution, in priority
    /// order. An empty list means no servers will be used and name resolution may fail. Each
    /// `SocketAddress` in `servers` must be a valid unicast socket address. The list of servers
    /// will be deduplicated.
    /// * error Returns `ZX_ERR_INVALID_ARGS` if any of the provided addresses does not meet the
    /// conditions above.
    SetDnsServers {
        servers: Vec<fidl_fuchsia_net::SocketAddress>,
        responder: LookupAdminSetDnsServersResponder,
    },
    /// Gets the DNS servers currently in use to resolve name lookups.
    /// - response `servers` The list of servers in use by `LookupAdmin`, in priority order.
    GetDnsServers { responder: LookupAdminGetDnsServersResponder },
}

impl LookupAdminRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_set_dns_servers(
        self,
    ) -> Option<(Vec<fidl_fuchsia_net::SocketAddress>, LookupAdminSetDnsServersResponder)> {
        if let LookupAdminRequest::SetDnsServers { servers, responder } = self {
            Some((servers, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_dns_servers(self) -> Option<(LookupAdminGetDnsServersResponder)> {
        if let LookupAdminRequest::GetDnsServers { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            LookupAdminRequest::SetDnsServers { .. } => "set_dns_servers",
            LookupAdminRequest::GetDnsServers { .. } => "get_dns_servers",
        }
    }
}

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

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

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

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

    fn control_handle(&self) -> &LookupAdminControlHandle {
        &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 LookupAdminSetDnsServersResponder {
    /// 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,
                0x55e2b9fcc777be96,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

    fn control_handle(&self) -> &LookupAdminControlHandle {
        &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 LookupAdminGetDnsServersResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut servers: &[fidl_fuchsia_net::SocketAddress]) -> Result<(), fidl::Error> {
        let _result = self.send_raw(servers);
        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 servers: &[fidl_fuchsia_net::SocketAddress],
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(servers);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut servers: &[fidl_fuchsia_net::SocketAddress]) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<LookupAdminGetDnsServersResponse>(
            (servers,),
            self.tx_id,
            0x614303bf6e72f80f,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

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

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

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

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

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

            *self = Self::from_primitive(prim).ok_or(fidl::Error::InvalidEnumValue)?;
            Ok(())
        }
    }

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

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

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

    unsafe impl fidl::encoding::TypeMarker for LookupAdminGetDnsServersResponse {
        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<LookupAdminGetDnsServersResponse, D>
        for &LookupAdminGetDnsServersResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupAdminGetDnsServersResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<LookupAdminGetDnsServersResponse, D>::encode(
                (
                    <fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress> as fidl::encoding::ValueTypeMarker>::borrow(&self.servers),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<
                fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                D,
            >,
        > fidl::encoding::Encode<LookupAdminGetDnsServersResponse, 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::<LookupAdminGetDnsServersResponse>(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 LookupAdminGetDnsServersResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                servers: fidl::new_empty!(
                    fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                    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!(
                fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                D,
                &mut self.servers,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for LookupAdminSetDnsServersRequest {
        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<LookupAdminSetDnsServersRequest, D>
        for &LookupAdminSetDnsServersRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupAdminSetDnsServersRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<LookupAdminSetDnsServersRequest, D>::encode(
                (
                    <fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress> as fidl::encoding::ValueTypeMarker>::borrow(&self.servers),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<
                fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                D,
            >,
        > fidl::encoding::Encode<LookupAdminSetDnsServersRequest, 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::<LookupAdminSetDnsServersRequest>(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 LookupAdminSetDnsServersRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                servers: fidl::new_empty!(
                    fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                    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!(
                fidl::encoding::UnboundedVector<fidl_fuchsia_net::SocketAddress>,
                D,
                &mut self.servers,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

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

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

    unsafe impl fidl::encoding::TypeMarker for LookupLookupIpRequest {
        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<LookupLookupIpRequest, D>
        for &LookupLookupIpRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupLookupIpRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<LookupLookupIpRequest, D>::encode(
                (
                    <fidl::encoding::BoundedString<255> as fidl::encoding::ValueTypeMarker>::borrow(
                        &self.hostname,
                    ),
                    <LookupIpOptions as fidl::encoding::ValueTypeMarker>::borrow(&self.options),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::BoundedString<255>, D>,
            T1: fidl::encoding::Encode<LookupIpOptions, D>,
        > fidl::encoding::Encode<LookupLookupIpRequest, D> for (T0, T1)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupLookupIpRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for LookupLookupIpRequest {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                hostname: fidl::new_empty!(fidl::encoding::BoundedString<255>, D),
                options: fidl::new_empty!(LookupIpOptions, 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!(
                fidl::encoding::BoundedString<255>,
                D,
                &mut self.hostname,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(LookupIpOptions, D, &mut self.options, decoder, offset + 16, _depth)?;
            Ok(())
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for LookupLookupHostnameResponse {
        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<LookupLookupHostnameResponse, D> for &LookupLookupHostnameResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupLookupHostnameResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<LookupLookupHostnameResponse, D>::encode(
                (<fidl::encoding::BoundedString<255> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.hostname,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::BoundedString<255>, D>,
        > fidl::encoding::Encode<LookupLookupHostnameResponse, 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::<LookupLookupHostnameResponse>(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 LookupLookupHostnameResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { hostname: fidl::new_empty!(fidl::encoding::BoundedString<255>, 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!(
                fidl::encoding::BoundedString<255>,
                D,
                &mut self.hostname,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

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

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

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

    unsafe impl fidl::encoding::TypeMarker for DhcpDnsServerSource {
        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<DhcpDnsServerSource, D>
        for &DhcpDnsServerSource
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DhcpDnsServerSource>(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::<u64, D>(
                self.source_interface
                    .as_ref()
                    .map(<u64 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 DhcpDnsServerSource {
        #[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 =
                    <u64 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.source_interface.get_or_insert_with(|| fidl::new_empty!(u64, D));
                fidl::decode!(u64, 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 Dhcpv6DnsServerSource {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.source_interface {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ValueTypeMarker for Dhcpv6DnsServerSource {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Dhcpv6DnsServerSource {
        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<Dhcpv6DnsServerSource, D>
        for &Dhcpv6DnsServerSource
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Dhcpv6DnsServerSource>(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::<u64, D>(
                self.source_interface
                    .as_ref()
                    .map(<u64 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 Dhcpv6DnsServerSource {
        #[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 =
                    <u64 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.source_interface.get_or_insert_with(|| fidl::new_empty!(u64, D));
                fidl::decode!(u64, 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 DnsServer_ {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.source {
                return 2;
            }
            if let Some(_) = self.address {
                return 1;
            }
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for DnsServer_ {
        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<DnsServer_, D>
        for &DnsServer_
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DnsServer_>(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_net::SocketAddress, D>(
                self.address.as_ref().map(
                    <fidl_fuchsia_net::SocketAddress 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::<DnsServerSource, D>(
                self.source
                    .as_ref()
                    .map(<DnsServerSource 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 DnsServer_ {
        #[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_net::SocketAddress 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
                    .address
                    .get_or_insert_with(|| fidl::new_empty!(fidl_fuchsia_net::SocketAddress, D));
                fidl::decode!(
                    fidl_fuchsia_net::SocketAddress,
                    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 =
                    <DnsServerSource 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.source.get_or_insert_with(|| fidl::new_empty!(DnsServerSource, D));
                fidl::decode!(DnsServerSource, 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 LookupIpOptions {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.canonical_name_lookup {
                return 4;
            }
            if let Some(_) = self.sort_addresses {
                return 3;
            }
            if let Some(_) = self.ipv6_lookup {
                return 2;
            }
            if let Some(_) = self.ipv4_lookup {
                return 1;
            }
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for LookupIpOptions {
        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<LookupIpOptions, D>
        for &LookupIpOptions
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<LookupIpOptions>(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.ipv4_lookup.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::<bool, D>(
                self.ipv6_lookup.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.sort_addresses.as_ref().map(<bool 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::<bool, D>(
                self.canonical_name_lookup
                    .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 LookupIpOptions {
        #[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.ipv4_lookup.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 =
                    <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.ipv6_lookup.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.sort_addresses.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 < 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 =
                    <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.canonical_name_lookup.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 LookupResult {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.canonical_name {
                return 2;
            }
            if let Some(_) = self.addresses {
                return 1;
            }
            0
        }
    }

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

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::Vector<fidl_fuchsia_net::IpAddress, 1024>, D>(
            self.addresses.as_ref().map(<fidl::encoding::Vector<fidl_fuchsia_net::IpAddress, 1024> 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::BoundedString<255>, D>(
                self.canonical_name.as_ref().map(
                    <fidl::encoding::BoundedString<255> 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 LookupResult {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Vector<fidl_fuchsia_net::IpAddress, 1024> 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.addresses.get_or_insert_with(|| fidl::new_empty!(fidl::encoding::Vector<fidl_fuchsia_net::IpAddress, 1024>, D));
                fidl::decode!(fidl::encoding::Vector<fidl_fuchsia_net::IpAddress, 1024>, 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::BoundedString<255> 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
                    .canonical_name
                    .get_or_insert_with(|| fidl::new_empty!(fidl::encoding::BoundedString<255>, D));
                fidl::decode!(
                    fidl::encoding::BoundedString<255>,
                    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 NdpDnsServerSource {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.source_interface {
                return 1;
            }
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for NdpDnsServerSource {
        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<NdpDnsServerSource, D>
        for &NdpDnsServerSource
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<NdpDnsServerSource>(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::<u64, D>(
                self.source_interface
                    .as_ref()
                    .map(<u64 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 NdpDnsServerSource {
        #[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 =
                    <u64 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.source_interface.get_or_insert_with(|| fidl::new_empty!(u64, D));
                fidl::decode!(u64, 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 StaticDnsServerSource {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for StaticDnsServerSource {
        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<StaticDnsServerSource, D>
        for &StaticDnsServerSource
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<StaticDnsServerSource>(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;

            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for StaticDnsServerSource {
        #[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;

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

    unsafe impl fidl::encoding::TypeMarker for DnsServerSource {
        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<DnsServerSource, D>
        for &DnsServerSource
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DnsServerSource>(offset);
            encoder.write_num::<u64>(self.ordinal(), offset);
            match self {
                DnsServerSource::StaticSource(ref val) => {
                    fidl::encoding::encode_in_envelope::<StaticDnsServerSource, D>(
                        <StaticDnsServerSource as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
                DnsServerSource::Dhcp(ref val) => {
                    fidl::encoding::encode_in_envelope::<DhcpDnsServerSource, D>(
                        <DhcpDnsServerSource as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
                DnsServerSource::Ndp(ref val) => {
                    fidl::encoding::encode_in_envelope::<NdpDnsServerSource, D>(
                        <NdpDnsServerSource as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
                DnsServerSource::Dhcpv6(ref val) => {
                    fidl::encoding::encode_in_envelope::<Dhcpv6DnsServerSource, D>(
                        <Dhcpv6DnsServerSource as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
            }
        }
    }

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

        #[inline]
        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);
            #[allow(unused_variables)]
            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            let (ordinal, inlined, num_bytes, num_handles) =
                fidl::encoding::decode_union_inline_portion(decoder, offset)?;

            let member_inline_size = match ordinal {
                1 => <StaticDnsServerSource as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context,
                ),
                2 => <DhcpDnsServerSource as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context,
                ),
                3 => {
                    <NdpDnsServerSource as fidl::encoding::TypeMarker>::inline_size(decoder.context)
                }
                4 => <Dhcpv6DnsServerSource as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context,
                ),
                _ => return Err(fidl::Error::UnknownUnionTag),
            };

            if inlined != (member_inline_size <= 4) {
                return Err(fidl::Error::InvalidInlineBitInEnvelope);
            }
            let _inner_offset;
            if inlined {
                decoder.check_inline_envelope_padding(offset + 8, member_inline_size)?;
                _inner_offset = offset + 8;
            } else {
                depth.increment()?;
                _inner_offset = decoder.out_of_line_offset(member_inline_size)?;
            }
            match ordinal {
                1 => {
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::StaticSource(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = DnsServerSource::StaticSource(fidl::new_empty!(
                            StaticDnsServerSource,
                            D
                        ));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::StaticSource(ref mut val) = self {
                        fidl::decode!(
                            StaticDnsServerSource,
                            D,
                            val,
                            decoder,
                            _inner_offset,
                            depth
                        )?;
                    } else {
                        unreachable!()
                    }
                }
                2 => {
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Dhcp(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = DnsServerSource::Dhcp(fidl::new_empty!(DhcpDnsServerSource, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Dhcp(ref mut val) = self {
                        fidl::decode!(DhcpDnsServerSource, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                3 => {
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Ndp(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = DnsServerSource::Ndp(fidl::new_empty!(NdpDnsServerSource, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Ndp(ref mut val) = self {
                        fidl::decode!(NdpDnsServerSource, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                4 => {
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Dhcpv6(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = DnsServerSource::Dhcpv6(fidl::new_empty!(Dhcpv6DnsServerSource, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let DnsServerSource::Dhcpv6(ref mut val) = self {
                        fidl::decode!(
                            Dhcpv6DnsServerSource,
                            D,
                            val,
                            decoder,
                            _inner_offset,
                            depth
                        )?;
                    } else {
                        unreachable!()
                    }
                }
                ordinal => panic!("unexpected ordinal {:?}", ordinal),
            }
            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);
            }
            Ok(())
        }
    }
}