fidl_fuchsia_power_cpu_manager/

fidl_fuchsia_power_cpu_manager.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_power_cpu_manager_common::*;
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

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

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

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

impl fidl::endpoints::ProtocolMarker for BoostMarker {
    type Proxy = BoostProxy;
    type RequestStream = BoostRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = BoostSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.power.cpu.manager.Boost";
}
impl fidl::endpoints::DiscoverableProtocolMarker for BoostMarker {}
pub type BoostBoostResult = Result<fidl::EventPair, BoostError>;

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

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for BoostSynchronousProxy {
    type Proxy = BoostProxy;
    type Protocol = BoostMarker;

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

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

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

    /// Boost the system to a higher performance state. Signal the end of boost by closing the
    /// returned eventpair.
    ///
    /// This call is ref-counted. If there are multiple boost sources, the system will return to
    /// normal performance when the last boost source is removed.
    pub fn r#boost(
        &self,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<BoostBoostResult, fidl::Error> {
        let _response = self.client.send_query::<
            fidl::encoding::EmptyPayload,
            fidl::encoding::FlexibleResultType<BoostBoostResponse, BoostError>,
            BoostMarker,
        >(
            (),
            0x814fabf86f2b1a3,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            ___deadline,
        )?
        .into_result::<BoostMarker>("boost")?;
        Ok(_response.map(|x| x.token))
    }
}

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

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

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

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

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

impl fidl::endpoints::Proxy for BoostProxy {
    type Protocol = BoostMarker;

    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 BoostProxy {
    /// Create a new Proxy for fuchsia.power.cpu.manager/Boost.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <BoostMarker 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) -> BoostEventStream {
        BoostEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Boost the system to a higher performance state. Signal the end of boost by closing the
    /// returned eventpair.
    ///
    /// This call is ref-counted. If there are multiple boost sources, the system will return to
    /// normal performance when the last boost source is removed.
    pub fn r#boost(
        &self,
    ) -> fidl::client::QueryResponseFut<
        BoostBoostResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        BoostProxyInterface::r#boost(self)
    }
}

impl BoostProxyInterface for BoostProxy {
    type BoostResponseFut = fidl::client::QueryResponseFut<
        BoostBoostResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#boost(&self) -> Self::BoostResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<BoostBoostResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::FlexibleResultType<BoostBoostResponse, BoostError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x814fabf86f2b1a3,
            >(_buf?)?
            .into_result::<BoostMarker>("boost")?;
            Ok(_response.map(|x| x.token))
        }
        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, BoostBoostResult>(
            (),
            0x814fabf86f2b1a3,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.power.cpu.manager/Boost.
pub struct BoostRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for BoostRequestStream {
    type Protocol = BoostMarker;
    type ControlHandle = BoostControlHandle;

    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 {
        BoostControlHandle { 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 BoostRequestStream {
    type Item = Result<BoostRequest, 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 BoostRequestStream 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 {
                    0x814fabf86f2b1a3 => {
                        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 = BoostControlHandle { inner: this.inner.clone() };
                        Ok(BoostRequest::Boost {
                            responder: BoostBoostResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ if header.tx_id == 0
                        && header
                            .dynamic_flags()
                            .contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                    {
                        Ok(BoostRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: BoostControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::OneWay,
                        })
                    }
                    _ if header
                        .dynamic_flags()
                        .contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                    {
                        this.inner.send_framework_err(
                            fidl::encoding::FrameworkErr::UnknownMethod,
                            header.tx_id,
                            header.ordinal,
                            header.dynamic_flags(),
                            (bytes, handles),
                        )?;
                        Ok(BoostRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: BoostControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::TwoWay,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name: <BoostMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

#[derive(Debug)]
pub enum BoostRequest {
    /// Boost the system to a higher performance state. Signal the end of boost by closing the
    /// returned eventpair.
    ///
    /// This call is ref-counted. If there are multiple boost sources, the system will return to
    /// normal performance when the last boost source is removed.
    Boost { responder: BoostBoostResponder },
    /// An interaction was received which does not match any known method.
    #[non_exhaustive]
    _UnknownMethod {
        /// Ordinal of the method that was called.
        ordinal: u64,
        control_handle: BoostControlHandle,
        method_type: fidl::MethodType,
    },
}

impl BoostRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_boost(self) -> Option<(BoostBoostResponder)> {
        if let BoostRequest::Boost { responder } = self { Some((responder)) } else { None }
    }

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

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

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

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

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

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

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

impl BoostControlHandle {}

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

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

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

    fn send_raw(&self, mut result: Result<fidl::EventPair, BoostError>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::FlexibleResultType<BoostBoostResponse, BoostError>>(
                fidl::encoding::FlexibleResult::new(result.map(|token| (token,))),
                self.tx_id,
                0x814fabf86f2b1a3,
                fidl::encoding::DynamicFlags::FLEXIBLE,
            )
    }
}

mod internal {
    use super::*;

    impl fidl::encoding::ResourceTypeMarker for BoostBoostResponse {
        type Borrowed<'a> = &'a mut Self;
        fn take_or_borrow<'a>(
            value: &'a mut <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

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

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

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

    unsafe impl
        fidl::encoding::Encode<BoostBoostResponse, fidl::encoding::DefaultFuchsiaResourceDialect>
        for &mut BoostBoostResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<BoostBoostResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                BoostBoostResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (<fidl::encoding::HandleType<
                    fidl::EventPair,
                    { fidl::ObjectType::EVENTPAIR.into_raw() },
                    2147483648,
                > as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                    &mut self.token
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
        T0: fidl::encoding::Encode<
                fidl::encoding::HandleType<
                    fidl::EventPair,
                    { fidl::ObjectType::EVENTPAIR.into_raw() },
                    2147483648,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
    > fidl::encoding::Encode<BoostBoostResponse, fidl::encoding::DefaultFuchsiaResourceDialect>
        for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<
                '_,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<BoostBoostResponse>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
        for BoostBoostResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                token: fidl::new_empty!(fidl::encoding::HandleType<fidl::EventPair, { fidl::ObjectType::EVENTPAIR.into_raw() }, 2147483648>, fidl::encoding::DefaultFuchsiaResourceDialect),
            }
        }

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