fidl_fuchsia_update_config/
fidl_fuchsia_update_config.rs

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

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

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

/// An error encountered while administering the user's opt-out preference.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum OptOutAdminError {
    /// There was an internal error in setting the value.  The client is not
    /// expected to be able to do something meaningful about this error,
    /// except to try again later.
    Internal,
    #[doc(hidden)]
    __SourceBreaking { unknown_ordinal: u32 },
}

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

impl OptOutAdminError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::Internal),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            1 => Self::Internal,
            unknown_ordinal => Self::__SourceBreaking { unknown_ordinal },
        }
    }

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

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::Internal => 1,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

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

/// User specified preference for automatic updates.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(u32)]
pub enum OptOutPreference {
    /// Allow all updates to be automatically applied.
    AllowAllUpdates = 1,
    /// Only allow security updates to be automatically applied.
    AllowOnlySecurityUpdates = 2,
}

impl OptOutPreference {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::AllowAllUpdates),
            2 => Some(Self::AllowOnlySecurityUpdates),
            _ => 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, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct OptOutAdminSetRequest {
    pub value: OptOutPreference,
}

impl fidl::Persistable for OptOutAdminSetRequest {}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct OptOutGetResponse {
    pub value: OptOutPreference,
}

impl fidl::Persistable for OptOutGetResponse {}

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

impl fidl::endpoints::ProtocolMarker for OptOutMarker {
    type Proxy = OptOutProxy;
    type RequestStream = OptOutRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = OptOutSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.update.config.OptOut";
}
impl fidl::endpoints::DiscoverableProtocolMarker for OptOutMarker {}

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

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for OptOutSynchronousProxy {
    type Proxy = OptOutProxy;
    type Protocol = OptOutMarker;

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

    /// Gets the current update opt-out status.
    ///
    /// - response `value` The user's current opt-out preference.
    pub fn r#get(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<OptOutPreference, fidl::Error> {
        let _response = self.client.send_query::<fidl::encoding::EmptyPayload, OptOutGetResponse>(
            (),
            0x7d905c32077a3cd8,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.value)
    }
}

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

impl fidl::endpoints::Proxy for OptOutProxy {
    type Protocol = OptOutMarker;

    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 OptOutProxy {
    /// Create a new Proxy for fuchsia.update.config/OptOut.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <OptOutMarker 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) -> OptOutEventStream {
        OptOutEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Gets the current update opt-out status.
    ///
    /// - response `value` The user's current opt-out preference.
    pub fn r#get(
        &self,
    ) -> fidl::client::QueryResponseFut<
        OptOutPreference,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        OptOutProxyInterface::r#get(self)
    }
}

impl OptOutProxyInterface for OptOutProxy {
    type GetResponseFut = fidl::client::QueryResponseFut<
        OptOutPreference,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get(&self) -> Self::GetResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<OptOutPreference, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                OptOutGetResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7d905c32077a3cd8,
            >(_buf?)?;
            Ok(_response.value)
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, OptOutPreference>(
            (),
            0x7d905c32077a3cd8,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.update.config/OptOut.
pub struct OptOutRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for OptOutRequestStream {
    type Protocol = OptOutMarker;
    type ControlHandle = OptOutControlHandle;

    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 {
        OptOutControlHandle { 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 OptOutRequestStream {
    type Item = Result<OptOutRequest, 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 OptOutRequestStream 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 {
                    0x7d905c32077a3cd8 => {
                        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 = OptOutControlHandle { inner: this.inner.clone() };
                        Ok(OptOutRequest::Get {
                            responder: OptOutGetResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <OptOutMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// The state of the update system's opt-out functionality.
#[derive(Debug)]
pub enum OptOutRequest {
    /// Gets the current update opt-out status.
    ///
    /// - response `value` The user's current opt-out preference.
    Get { responder: OptOutGetResponder },
}

impl OptOutRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_get(self) -> Option<(OptOutGetResponder)> {
        if let OptOutRequest::Get { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

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

    fn send_raw(&self, mut value: OptOutPreference) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<OptOutGetResponse>(
            (value,),
            self.tx_id,
            0x7d905c32077a3cd8,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

impl fidl::endpoints::ProtocolMarker for OptOutAdminMarker {
    type Proxy = OptOutAdminProxy;
    type RequestStream = OptOutAdminRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = OptOutAdminSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.update.config.OptOutAdmin";
}
impl fidl::endpoints::DiscoverableProtocolMarker for OptOutAdminMarker {}
pub type OptOutAdminSetResult = Result<(), OptOutAdminError>;

pub trait OptOutAdminProxyInterface: Send + Sync {
    type SetResponseFut: std::future::Future<Output = Result<OptOutAdminSetResult, fidl::Error>>
        + Send;
    fn r#set(&self, value: OptOutPreference) -> Self::SetResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct OptOutAdminSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for OptOutAdminSynchronousProxy {
    type Proxy = OptOutAdminProxy;
    type Protocol = OptOutAdminMarker;

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

    /// Sets the update opt-out preference to `value`.
    ///
    /// + request `value` The user's new opt-out preference.
    ///
    /// * error Any error encountered while persisting the new setting.
    pub fn r#set(
        &self,
        mut value: OptOutPreference,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<OptOutAdminSetResult, fidl::Error> {
        let _response = self.client.send_query::<
            OptOutAdminSetRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, OptOutAdminError>,
        >(
            (value,),
            0x7c990c7f64cfff27,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }
}

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

impl fidl::endpoints::Proxy for OptOutAdminProxy {
    type Protocol = OptOutAdminMarker;

    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 OptOutAdminProxy {
    /// Create a new Proxy for fuchsia.update.config/OptOutAdmin.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <OptOutAdminMarker 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) -> OptOutAdminEventStream {
        OptOutAdminEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Sets the update opt-out preference to `value`.
    ///
    /// + request `value` The user's new opt-out preference.
    ///
    /// * error Any error encountered while persisting the new setting.
    pub fn r#set(
        &self,
        mut value: OptOutPreference,
    ) -> fidl::client::QueryResponseFut<
        OptOutAdminSetResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        OptOutAdminProxyInterface::r#set(self, value)
    }
}

impl OptOutAdminProxyInterface for OptOutAdminProxy {
    type SetResponseFut = fidl::client::QueryResponseFut<
        OptOutAdminSetResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#set(&self, mut value: OptOutPreference) -> Self::SetResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<OptOutAdminSetResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, OptOutAdminError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x7c990c7f64cfff27,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<OptOutAdminSetRequest, OptOutAdminSetResult>(
            (value,),
            0x7c990c7f64cfff27,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.update.config/OptOutAdmin.
pub struct OptOutAdminRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for OptOutAdminRequestStream {
    type Protocol = OptOutAdminMarker;
    type ControlHandle = OptOutAdminControlHandle;

    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 {
        OptOutAdminControlHandle { 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 OptOutAdminRequestStream {
    type Item = Result<OptOutAdminRequest, 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 OptOutAdminRequestStream 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 {
                    0x7c990c7f64cfff27 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            OptOutAdminSetRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<OptOutAdminSetRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = OptOutAdminControlHandle { inner: this.inner.clone() };
                        Ok(OptOutAdminRequest::Set {
                            value: req.value,

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

/// Management for the state of the update system's opt-out functionality.
#[derive(Debug)]
pub enum OptOutAdminRequest {
    /// Sets the update opt-out preference to `value`.
    ///
    /// + request `value` The user's new opt-out preference.
    ///
    /// * error Any error encountered while persisting the new setting.
    Set { value: OptOutPreference, responder: OptOutAdminSetResponder },
}

impl OptOutAdminRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_set(self) -> Option<(OptOutPreference, OptOutAdminSetResponder)> {
        if let OptOutAdminRequest::Set { value, responder } = self {
            Some((value, responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

    fn send_raw(&self, mut result: Result<(), OptOutAdminError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            fidl::encoding::EmptyStruct,
            OptOutAdminError,
        >>(
            result,
            self.tx_id,
            0x7c990c7f64cfff27,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

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

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

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

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

    impl fidl::encoding::ValueTypeMarker for OptOutAdminError {
        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 OptOutAdminError
    {
        #[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 OptOutAdminError {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::unknown()
        }

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

            *self = Self::from_primitive_allow_unknown(prim);
            Ok(())
        }
    }
    unsafe impl fidl::encoding::TypeMarker for OptOutPreference {
        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 OptOutPreference {
        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 OptOutPreference
    {
        #[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 OptOutPreference {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::AllowAllUpdates
        }

        #[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 OptOutAdminSetRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

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

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

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

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

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

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

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

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

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

fidl_fuchsia_update_config/
fidl_fuchsia_update_config.rs
