fidl_fuchsia_hardware_backlight/

fidl_fuchsia_hardware_backlight.rs

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

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

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

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

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

    const DEBUG_NAME: &'static str = "(anonymous) Device";
}
pub type DeviceGetStateNormalizedResult = Result<State, i32>;
pub type DeviceSetStateNormalizedResult = Result<(), i32>;
pub type DeviceGetStateAbsoluteResult = Result<State, i32>;
pub type DeviceSetStateAbsoluteResult = Result<(), i32>;
pub type DeviceGetMaxAbsoluteBrightnessResult = Result<f64, i32>;

pub trait DeviceProxyInterface: Send + Sync {
    type GetStateNormalizedResponseFut: std::future::Future<Output = Result<DeviceGetStateNormalizedResult, fidl::Error>>
        + Send;
    fn r#get_state_normalized(&self) -> Self::GetStateNormalizedResponseFut;
    type SetStateNormalizedResponseFut: std::future::Future<Output = Result<DeviceSetStateNormalizedResult, fidl::Error>>
        + Send;
    fn r#set_state_normalized(&self, state: &State) -> Self::SetStateNormalizedResponseFut;
    type GetStateAbsoluteResponseFut: std::future::Future<Output = Result<DeviceGetStateAbsoluteResult, fidl::Error>>
        + Send;
    fn r#get_state_absolute(&self) -> Self::GetStateAbsoluteResponseFut;
    type SetStateAbsoluteResponseFut: std::future::Future<Output = Result<DeviceSetStateAbsoluteResult, fidl::Error>>
        + Send;
    fn r#set_state_absolute(&self, state: &State) -> Self::SetStateAbsoluteResponseFut;
    type GetMaxAbsoluteBrightnessResponseFut: std::future::Future<Output = Result<DeviceGetMaxAbsoluteBrightnessResult, fidl::Error>>
        + Send;
    fn r#get_max_absolute_brightness(&self) -> Self::GetMaxAbsoluteBrightnessResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DeviceSynchronousProxy {
    client: fidl::client::sync::Client,
}

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

    fn from_channel(inner: fidl::Channel) -> Self {
        Self::new(inner)
    }

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

    fn as_channel(&self) -> &fidl::Channel {
        self.client.as_channel()
    }
}

#[cfg(target_os = "fuchsia")]
impl DeviceSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

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

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

    /// Gets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    pub fn r#get_state_normalized(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceGetStateNormalizedResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::ResultType<DeviceGetStateNormalizedResponse, i32>,
        >(
            (),
            0x2506201b5999b9b7,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.state))
    }

    /// Sets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    pub fn r#set_state_normalized(
        &self,
        mut state: &State,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceSetStateNormalizedResult, fidl::Error> {
        let _response = self.client.send_query::<
            DeviceSetStateNormalizedRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (state,),
            0x554ac5cb4f9f5b62,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Gets the current backlight brightness in nits
    pub fn r#get_state_absolute(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceGetStateAbsoluteResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::ResultType<DeviceGetStateAbsoluteResponse, i32>,
        >(
            (),
            0x1f8ccf01cf526a2b,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.state))
    }

    /// Sets the current backlight brightness in nits.
    pub fn r#set_state_absolute(
        &self,
        mut state: &State,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceSetStateAbsoluteResult, fidl::Error> {
        let _response = self.client.send_query::<
            DeviceSetStateAbsoluteRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (state,),
            0x19c100c43faaa178,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Gets the maximum supported backlight brightness in nits, if known.
    /// Otherwise returns error ZX_ERR_NOT_SUPPORTED.
    pub fn r#get_max_absolute_brightness(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<DeviceGetMaxAbsoluteBrightnessResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::ResultType<DeviceGetMaxAbsoluteBrightnessResponse, i32>,
        >(
            (),
            0x2aa0699313d4160d,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.max_brightness))
    }
}

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

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

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

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

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

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

    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
        self.client.into_channel().map_err(|client| Self { client })
    }

    fn as_channel(&self) -> &::fidl::AsyncChannel {
        self.client.as_channel()
    }
}

impl DeviceProxy {
    /// Create a new Proxy for fuchsia.hardware.backlight/Device.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::Client::new(channel, protocol_name) }
    }

    /// Get a Stream of events from the remote end of the protocol.
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> DeviceEventStream {
        DeviceEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Gets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    pub fn r#get_state_normalized(
        &self,
    ) -> fidl::client::QueryResponseFut<
        DeviceGetStateNormalizedResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#get_state_normalized(self)
    }

    /// Sets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    pub fn r#set_state_normalized(
        &self,
        mut state: &State,
    ) -> fidl::client::QueryResponseFut<
        DeviceSetStateNormalizedResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#set_state_normalized(self, state)
    }

    /// Gets the current backlight brightness in nits
    pub fn r#get_state_absolute(
        &self,
    ) -> fidl::client::QueryResponseFut<
        DeviceGetStateAbsoluteResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#get_state_absolute(self)
    }

    /// Sets the current backlight brightness in nits.
    pub fn r#set_state_absolute(
        &self,
        mut state: &State,
    ) -> fidl::client::QueryResponseFut<
        DeviceSetStateAbsoluteResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#set_state_absolute(self, state)
    }

    /// Gets the maximum supported backlight brightness in nits, if known.
    /// Otherwise returns error ZX_ERR_NOT_SUPPORTED.
    pub fn r#get_max_absolute_brightness(
        &self,
    ) -> fidl::client::QueryResponseFut<
        DeviceGetMaxAbsoluteBrightnessResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        DeviceProxyInterface::r#get_max_absolute_brightness(self)
    }
}

impl DeviceProxyInterface for DeviceProxy {
    type GetStateNormalizedResponseFut = fidl::client::QueryResponseFut<
        DeviceGetStateNormalizedResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_state_normalized(&self) -> Self::GetStateNormalizedResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceGetStateNormalizedResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<DeviceGetStateNormalizedResponse, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x2506201b5999b9b7,
            >(_buf?)?;
            Ok(_response.map(|x| x.state))
        }
        self.client
            .send_query_and_decode::<fidl::encoding::EmptyPayload, DeviceGetStateNormalizedResult>(
                (),
                0x2506201b5999b9b7,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    type SetStateNormalizedResponseFut = fidl::client::QueryResponseFut<
        DeviceSetStateNormalizedResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#set_state_normalized(&self, mut state: &State) -> Self::SetStateNormalizedResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceSetStateNormalizedResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x554ac5cb4f9f5b62,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<
            DeviceSetStateNormalizedRequest,
            DeviceSetStateNormalizedResult,
        >(
            (state,),
            0x554ac5cb4f9f5b62,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type GetStateAbsoluteResponseFut = fidl::client::QueryResponseFut<
        DeviceGetStateAbsoluteResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_state_absolute(&self) -> Self::GetStateAbsoluteResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceGetStateAbsoluteResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<DeviceGetStateAbsoluteResponse, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x1f8ccf01cf526a2b,
            >(_buf?)?;
            Ok(_response.map(|x| x.state))
        }
        self.client
            .send_query_and_decode::<fidl::encoding::EmptyPayload, DeviceGetStateAbsoluteResult>(
                (),
                0x1f8ccf01cf526a2b,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    type SetStateAbsoluteResponseFut = fidl::client::QueryResponseFut<
        DeviceSetStateAbsoluteResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#set_state_absolute(&self, mut state: &State) -> Self::SetStateAbsoluteResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceSetStateAbsoluteResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x19c100c43faaa178,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client
            .send_query_and_decode::<DeviceSetStateAbsoluteRequest, DeviceSetStateAbsoluteResult>(
                (state,),
                0x19c100c43faaa178,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    type GetMaxAbsoluteBrightnessResponseFut = fidl::client::QueryResponseFut<
        DeviceGetMaxAbsoluteBrightnessResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#get_max_absolute_brightness(&self) -> Self::GetMaxAbsoluteBrightnessResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<DeviceGetMaxAbsoluteBrightnessResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<DeviceGetMaxAbsoluteBrightnessResponse, i32>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x2aa0699313d4160d,
            >(_buf?)?;
            Ok(_response.map(|x| x.max_brightness))
        }
        self.client.send_query_and_decode::<
            fidl::encoding::EmptyPayload,
            DeviceGetMaxAbsoluteBrightnessResult,
        >(
            (),
            0x2aa0699313d4160d,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

impl futures::Stream for DeviceEventStream {
    type Item = Result<DeviceEvent, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
            &mut self.event_receiver,
            cx
        )?) {
            Some(buf) => std::task::Poll::Ready(Some(DeviceEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

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

impl DeviceEvent {
    /// Decodes a message buffer as a [`DeviceEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<DeviceEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
        debug_assert_eq!(tx_header.tx_id, 0);
        match tx_header.ordinal {
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name: <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

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

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

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

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

    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
    }

    fn control_handle(&self) -> Self::ControlHandle {
        DeviceControlHandle { inner: self.inner.clone() }
    }

    fn into_inner(
        self,
    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
    {
        (self.inner, self.is_terminated)
    }

    fn from_inner(
        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
        is_terminated: bool,
    ) -> Self {
        Self { inner, is_terminated }
    }
}

impl futures::Stream for DeviceRequestStream {
    type Item = Result<DeviceRequest, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        let this = &mut *self;
        if this.inner.check_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled DeviceRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
            |bytes, handles| {
                match this.inner.channel().read_etc(cx, bytes, handles) {
                    std::task::Poll::Ready(Ok(())) => {}
                    std::task::Poll::Pending => return std::task::Poll::Pending,
                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
                        this.is_terminated = true;
                        return std::task::Poll::Ready(None);
                    }
                    std::task::Poll::Ready(Err(e)) => {
                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
                            e.into(),
                        ))))
                    }
                }

                // A message has been received from the channel
                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

                std::task::Poll::Ready(Some(match header.ordinal {
                    0x2506201b5999b9b7 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            fidl::encoding::EmptyPayload,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::GetStateNormalized {
                            responder: DeviceGetStateNormalizedResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x554ac5cb4f9f5b62 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceSetStateNormalizedRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceSetStateNormalizedRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::SetStateNormalized {
                            state: req.state,

                            responder: DeviceSetStateNormalizedResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x1f8ccf01cf526a2b => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            fidl::encoding::EmptyPayload,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::GetStateAbsolute {
                            responder: DeviceGetStateAbsoluteResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x19c100c43faaa178 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            DeviceSetStateAbsoluteRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceSetStateAbsoluteRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::SetStateAbsolute {
                            state: req.state,

                            responder: DeviceSetStateAbsoluteResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x2aa0699313d4160d => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            fidl::encoding::EmptyPayload,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
                        Ok(DeviceRequest::GetMaxAbsoluteBrightness {
                            responder: DeviceGetMaxAbsoluteBrightnessResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

#[derive(Debug)]
pub enum DeviceRequest {
    /// Gets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    GetStateNormalized { responder: DeviceGetStateNormalizedResponder },
    /// Sets the current backlight brightness as a percentage value between 0.0
    /// and 1.0
    SetStateNormalized { state: State, responder: DeviceSetStateNormalizedResponder },
    /// Gets the current backlight brightness in nits
    GetStateAbsolute { responder: DeviceGetStateAbsoluteResponder },
    /// Sets the current backlight brightness in nits.
    SetStateAbsolute { state: State, responder: DeviceSetStateAbsoluteResponder },
    /// Gets the maximum supported backlight brightness in nits, if known.
    /// Otherwise returns error ZX_ERR_NOT_SUPPORTED.
    GetMaxAbsoluteBrightness { responder: DeviceGetMaxAbsoluteBrightnessResponder },
}

impl DeviceRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_get_state_normalized(self) -> Option<(DeviceGetStateNormalizedResponder)> {
        if let DeviceRequest::GetStateNormalized { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_set_state_normalized(self) -> Option<(State, DeviceSetStateNormalizedResponder)> {
        if let DeviceRequest::SetStateNormalized { state, responder } = self {
            Some((state, responder))
        } else {
            None
        }
    }

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

    #[allow(irrefutable_let_patterns)]
    pub fn into_set_state_absolute(self) -> Option<(State, DeviceSetStateAbsoluteResponder)> {
        if let DeviceRequest::SetStateAbsolute { state, responder } = self {
            Some((state, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_get_max_absolute_brightness(
        self,
    ) -> Option<(DeviceGetMaxAbsoluteBrightnessResponder)> {
        if let DeviceRequest::GetMaxAbsoluteBrightness { responder } = self {
            Some((responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            DeviceRequest::GetStateNormalized { .. } => "get_state_normalized",
            DeviceRequest::SetStateNormalized { .. } => "set_state_normalized",
            DeviceRequest::GetStateAbsolute { .. } => "get_state_absolute",
            DeviceRequest::SetStateAbsolute { .. } => "set_state_absolute",
            DeviceRequest::GetMaxAbsoluteBrightness { .. } => "get_max_absolute_brightness",
        }
    }
}

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

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

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

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

impl DeviceControlHandle {}

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

/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for DeviceGetStateNormalizedResponder {
    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 DeviceGetStateNormalizedResponder {
    type ControlHandle = DeviceControlHandle;

    fn control_handle(&self) -> &DeviceControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

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

    fn send_raw(&self, mut result: Result<&State, i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<DeviceGetStateNormalizedResponse, i32>>(
                result.map(|state| (state,)),
                self.tx_id,
                0x2506201b5999b9b7,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for DeviceSetStateNormalizedResponder {
    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 DeviceSetStateNormalizedResponder {
    type ControlHandle = DeviceControlHandle;

    fn control_handle(&self) -> &DeviceControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl DeviceSetStateNormalizedResponder {
    /// 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,
                0x554ac5cb4f9f5b62,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for DeviceGetStateAbsoluteResponder {
    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 DeviceGetStateAbsoluteResponder {
    type ControlHandle = DeviceControlHandle;

    fn control_handle(&self) -> &DeviceControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

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

    fn send_raw(&self, mut result: Result<&State, i32>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<DeviceGetStateAbsoluteResponse, i32>>(
                result.map(|state| (state,)),
                self.tx_id,
                0x1f8ccf01cf526a2b,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for DeviceSetStateAbsoluteResponder {
    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 DeviceSetStateAbsoluteResponder {
    type ControlHandle = DeviceControlHandle;

    fn control_handle(&self) -> &DeviceControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl DeviceSetStateAbsoluteResponder {
    /// 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,
                0x19c100c43faaa178,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for DeviceGetMaxAbsoluteBrightnessResponder {
    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 DeviceGetMaxAbsoluteBrightnessResponder {
    type ControlHandle = DeviceControlHandle;

    fn control_handle(&self) -> &DeviceControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl DeviceGetMaxAbsoluteBrightnessResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut result: Result<f64, 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<f64, i32>) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut result: Result<f64, i32>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            DeviceGetMaxAbsoluteBrightnessResponse,
            i32,
        >>(
            result.map(|max_brightness| (max_brightness,)),
            self.tx_id,
            0x2aa0699313d4160d,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

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

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::ServiceMarker for ServiceMarker {
    type Proxy = ServiceProxy;
    type Request = ServiceRequest;
    const SERVICE_NAME: &'static str = "fuchsia.hardware.backlight.Service";
}

/// A request for one of the member protocols of Service.
///
#[cfg(target_os = "fuchsia")]
pub enum ServiceRequest {
    Backlight(DeviceRequestStream),
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::ServiceRequest for ServiceRequest {
    type Service = ServiceMarker;

    fn dispatch(name: &str, _channel: fidl::AsyncChannel) -> Self {
        match name {
            "backlight" => Self::Backlight(
                <DeviceRequestStream as fidl::endpoints::RequestStream>::from_channel(_channel),
            ),
            _ => panic!("no such member protocol name for service Service"),
        }
    }

    fn member_names() -> &'static [&'static str] {
        &["backlight"]
    }
}
#[cfg(target_os = "fuchsia")]
pub struct ServiceProxy(#[allow(dead_code)] Box<dyn fidl::endpoints::MemberOpener>);

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::ServiceProxy for ServiceProxy {
    type Service = ServiceMarker;

    fn from_member_opener(opener: Box<dyn fidl::endpoints::MemberOpener>) -> Self {
        Self(opener)
    }
}

#[cfg(target_os = "fuchsia")]
impl ServiceProxy {
    pub fn connect_to_backlight(&self) -> Result<DeviceProxy, fidl::Error> {
        let (proxy, server_end) = fidl::endpoints::create_proxy::<DeviceMarker>();
        self.connect_channel_to_backlight(server_end)?;
        Ok(proxy)
    }

    /// Like `connect_to_backlight`, but returns a sync proxy.
    /// See [`Self::connect_to_backlight`] for more details.
    pub fn connect_to_backlight_sync(&self) -> Result<DeviceSynchronousProxy, fidl::Error> {
        let (proxy, server_end) = fidl::endpoints::create_sync_proxy::<DeviceMarker>();
        self.connect_channel_to_backlight(server_end)?;
        Ok(proxy)
    }

    /// Like `connect_to_backlight`, but accepts a server end.
    /// See [`Self::connect_to_backlight`] for more details.
    pub fn connect_channel_to_backlight(
        &self,
        server_end: fidl::endpoints::ServerEnd<DeviceMarker>,
    ) -> Result<(), fidl::Error> {
        self.0.open_member("backlight", server_end.into_channel())
    }

    pub fn instance_name(&self) -> &str {
        self.0.instance_name()
    }
}

mod internal {
    use super::*;
}