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

// fidl_experiment = transitional_allow_list

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

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

#[cfg(target_os = "fuchsia")]
use fuchsia_zircon as zx;

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

impl fidl::Persistable for DriverRegistrarRegisterRequest {}

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

impl fidl::endpoints::ProtocolMarker for DriverRegistrarMarker {
    type Proxy = DriverRegistrarProxy;
    type RequestStream = DriverRegistrarRequestStream;

    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = DriverRegistrarSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.driver.registrar.DriverRegistrar";
}
impl fidl::endpoints::DiscoverableProtocolMarker for DriverRegistrarMarker {}
pub type DriverRegistrarRegisterResult = Result<(), i32>;

pub trait DriverRegistrarProxyInterface: Send + Sync {
    type RegisterResponseFut: std::future::Future<Output = Result<DriverRegistrarRegisterResult, fidl::Error>>
        + Send;
    fn r#register(&self, package_url: &str) -> Self::RegisterResponseFut;
}

#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct DriverRegistrarSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for DriverRegistrarSynchronousProxy {
    type Proxy = DriverRegistrarProxy;
    type Protocol = DriverRegistrarMarker;

    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 DriverRegistrarSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <DriverRegistrarMarker 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::Time) -> Result<DriverRegistrarEvent, fidl::Error> {
        DriverRegistrarEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Informs the driver framework of an ephemeral driver. The metadata will
    /// be cached by the driver index to be used in future matching operations.
    /// * error a zx_status value indicating failure. One of the following:
    ///     * `ZX_ERR_PROTOCOL_NOT_SUPPORTED` if the ephermeral driver config
    ///       `enable_ephemeral_drivers` is not enabled.
    ///     * `ZX_ERR_ACCESS_DENIED` if the device does not have permissions
    ///       to fetch the package.
    ///     * `ZX_ERR_ALREADY_EXISTS` if the driver component being registered
    ///       already exists in the boot or base drivers list.
    ///     * `ZX_ERR_NOT_FOUND` if the package does not exist or it is missing
    ///        a manifest or /pkg directory.
    ///     * `ZX_ERR_IO` if there is some other unspecified error during I/O.
    ///     * `ZX_ERR_ADDRESS_UNREACHABLE` if the package resolver does not
    ///       know about the repo or the url cannot be parsed.
    ///     * `ZX_ERR_INVALID_ARGS` if the component decl cannot be parsed.
    ///     * `ZX_ERR_NO_SPACE` if the device is out of space.
    ///     * `ZX_ERR_UNAVAILABLE` if the package resolver could not be reached.
    ///     * `ZX_ERR_INTERNAL` if an unspecified error was encountered.
    pub fn r#register(
        &self,
        mut package_url: &str,
        ___deadline: zx::Time,
    ) -> Result<DriverRegistrarRegisterResult, fidl::Error> {
        let _response = self.client.send_query::<
            DriverRegistrarRegisterRequest,
            fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, i32>,
        >(
            (package_url,),
            0x5c5f637b5f7c6a6,
            fidl::encoding::DynamicFlags::FLEXIBLE,
            ___deadline,
        )?
        .into_result::<DriverRegistrarMarker>("register")?;
        Ok(_response.map(|x| x))
    }
}

#[derive(Debug, Clone)]
pub struct DriverRegistrarProxy {
    client: fidl::client::Client,
}

impl fidl::endpoints::Proxy for DriverRegistrarProxy {
    type Protocol = DriverRegistrarMarker;

    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 DriverRegistrarProxy {
    /// Create a new Proxy for fuchsia.driver.registrar/DriverRegistrar.
    pub fn new(channel: fidl::AsyncChannel) -> Self {
        let protocol_name = <DriverRegistrarMarker 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) -> DriverRegistrarEventStream {
        DriverRegistrarEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Informs the driver framework of an ephemeral driver. The metadata will
    /// be cached by the driver index to be used in future matching operations.
    /// * error a zx_status value indicating failure. One of the following:
    ///     * `ZX_ERR_PROTOCOL_NOT_SUPPORTED` if the ephermeral driver config
    ///       `enable_ephemeral_drivers` is not enabled.
    ///     * `ZX_ERR_ACCESS_DENIED` if the device does not have permissions
    ///       to fetch the package.
    ///     * `ZX_ERR_ALREADY_EXISTS` if the driver component being registered
    ///       already exists in the boot or base drivers list.
    ///     * `ZX_ERR_NOT_FOUND` if the package does not exist or it is missing
    ///        a manifest or /pkg directory.
    ///     * `ZX_ERR_IO` if there is some other unspecified error during I/O.
    ///     * `ZX_ERR_ADDRESS_UNREACHABLE` if the package resolver does not
    ///       know about the repo or the url cannot be parsed.
    ///     * `ZX_ERR_INVALID_ARGS` if the component decl cannot be parsed.
    ///     * `ZX_ERR_NO_SPACE` if the device is out of space.
    ///     * `ZX_ERR_UNAVAILABLE` if the package resolver could not be reached.
    ///     * `ZX_ERR_INTERNAL` if an unspecified error was encountered.
    pub fn r#register(
        &self,
        mut package_url: &str,
    ) -> fidl::client::QueryResponseFut<DriverRegistrarRegisterResult> {
        DriverRegistrarProxyInterface::r#register(self, package_url)
    }
}

impl DriverRegistrarProxyInterface for DriverRegistrarProxy {
    type RegisterResponseFut = fidl::client::QueryResponseFut<DriverRegistrarRegisterResult>;
    fn r#register(&self, mut package_url: &str) -> Self::RegisterResponseFut {
        fn _decode(
            mut _buf: Result<fidl::MessageBufEtc, fidl::Error>,
        ) -> Result<DriverRegistrarRegisterResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::FlexibleResultType<fidl::encoding::EmptyStruct, i32>,
                0x5c5f637b5f7c6a6,
            >(_buf?)?
            .into_result::<DriverRegistrarMarker>("register")?;
            Ok(_response.map(|x| x))
        }
        self.client
            .send_query_and_decode::<DriverRegistrarRegisterRequest, DriverRegistrarRegisterResult>(
                (package_url,),
                0x5c5f637b5f7c6a6,
                fidl::encoding::DynamicFlags::FLEXIBLE,
                _decode,
            )
    }
}

pub struct DriverRegistrarEventStream {
    event_receiver: fidl::client::EventReceiver,
}

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

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

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

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

impl DriverRegistrarEvent {
    /// Decodes a message buffer as a [`DriverRegistrarEvent`].
    fn decode(mut buf: fidl::MessageBufEtc) -> Result<DriverRegistrarEvent, 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(DriverRegistrarEvent::_UnknownEvent { ordinal: tx_header.ordinal })
            }
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name:
                    <DriverRegistrarMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.driver.registrar/DriverRegistrar.
pub struct DriverRegistrarRequestStream {
    inner: std::sync::Arc<fidl::ServeInner>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for DriverRegistrarRequestStream {
    type Protocol = DriverRegistrarMarker;
    type ControlHandle = DriverRegistrarControlHandle;

    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 {
        DriverRegistrarControlHandle { inner: self.inner.clone() }
    }

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

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

impl futures::Stream for DriverRegistrarRequestStream {
    type Item = Result<DriverRegistrarRequest, 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 DriverRegistrarRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf(|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))))
                }
            }

            // 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 {
                0x5c5f637b5f7c6a6 => {
                    header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                    let mut req = fidl::new_empty!(DriverRegistrarRegisterRequest);
                    fidl::encoding::Decoder::decode_into::<DriverRegistrarRegisterRequest>(
                        &header,
                        _body_bytes,
                        handles,
                        &mut req,
                    )?;
                    let control_handle = DriverRegistrarControlHandle { inner: this.inner.clone() };
                    Ok(DriverRegistrarRequest::Register {
                        package_url: req.package_url,

                        responder: DriverRegistrarRegisterResponder {
                            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(DriverRegistrarRequest::_UnknownMethod {
                        ordinal: header.ordinal,
                        control_handle: DriverRegistrarControlHandle { 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(DriverRegistrarRequest::_UnknownMethod {
                        ordinal: header.ordinal,
                        control_handle: DriverRegistrarControlHandle { inner: this.inner.clone() },
                        method_type: fidl::MethodType::TwoWay,
                    })
                }
                _ => Err(fidl::Error::UnknownOrdinal {
                    ordinal: header.ordinal,
                    protocol_name:
                        <DriverRegistrarMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                }),
            }))
        })
    }
}

/// Protocol for registering ephemeral driver packages.
#[derive(Debug)]
pub enum DriverRegistrarRequest {
    /// Informs the driver framework of an ephemeral driver. The metadata will
    /// be cached by the driver index to be used in future matching operations.
    /// * error a zx_status value indicating failure. One of the following:
    ///     * `ZX_ERR_PROTOCOL_NOT_SUPPORTED` if the ephermeral driver config
    ///       `enable_ephemeral_drivers` is not enabled.
    ///     * `ZX_ERR_ACCESS_DENIED` if the device does not have permissions
    ///       to fetch the package.
    ///     * `ZX_ERR_ALREADY_EXISTS` if the driver component being registered
    ///       already exists in the boot or base drivers list.
    ///     * `ZX_ERR_NOT_FOUND` if the package does not exist or it is missing
    ///        a manifest or /pkg directory.
    ///     * `ZX_ERR_IO` if there is some other unspecified error during I/O.
    ///     * `ZX_ERR_ADDRESS_UNREACHABLE` if the package resolver does not
    ///       know about the repo or the url cannot be parsed.
    ///     * `ZX_ERR_INVALID_ARGS` if the component decl cannot be parsed.
    ///     * `ZX_ERR_NO_SPACE` if the device is out of space.
    ///     * `ZX_ERR_UNAVAILABLE` if the package resolver could not be reached.
    ///     * `ZX_ERR_INTERNAL` if an unspecified error was encountered.
    Register { package_url: String, responder: DriverRegistrarRegisterResponder },
    /// 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: DriverRegistrarControlHandle,
        method_type: fidl::MethodType,
    },
}

impl DriverRegistrarRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_register(self) -> Option<(String, DriverRegistrarRegisterResponder)> {
        if let DriverRegistrarRequest::Register { package_url, responder } = self {
            Some((package_url, responder))
        } else {
            None
        }
    }

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

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

impl fidl::endpoints::ControlHandle for DriverRegistrarControlHandle {
    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<'a>(&'a self) -> fidl::OnSignals<'a> {
        self.inner.channel().on_closed()
    }
}

impl DriverRegistrarControlHandle {}

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

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

    fn control_handle(&self) -> &DriverRegistrarControlHandle {
        &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 DriverRegistrarRegisterResponder {
    /// 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::FlexibleResultType<
            fidl::encoding::EmptyStruct,
            i32,
        >>(
            fidl::encoding::FlexibleResult::new(result),
            self.tx_id,
            0x5c5f637b5f7c6a6,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        )
    }
}

mod internal {
    use super::*;

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }
    impl fidl::encoding::ValueTypeMarker for DriverRegistrarRegisterRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow<'a>(
            value: &'a <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

    unsafe impl fidl::encoding::Encode<DriverRegistrarRegisterRequest>
        for &DriverRegistrarRegisterRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DriverRegistrarRegisterRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DriverRegistrarRegisterRequest>::encode(
                (<fidl::encoding::BoundedString<4096> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.package_url,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<T0: fidl::encoding::Encode<fidl::encoding::BoundedString<4096>>>
        fidl::encoding::Encode<DriverRegistrarRegisterRequest> for (T0,)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DriverRegistrarRegisterRequest>(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> for DriverRegistrarRegisterRequest {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { package_url: fidl::new_empty!(fidl::encoding::BoundedString<4096>) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(
                fidl::encoding::BoundedString<4096>,
                &mut self.package_url,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }
}