fidl_fuchsia_component_resolution/

fidl_fuchsia_component_resolution.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;

/// Max length of component URL.
pub const MAX_COMPONENT_URL_LENGTH: u32 = 2083;

/// The maximum number of bytes for a `Context`.
pub const MAX_RESOLUTION_CONTEXT_SIZE: u32 = 8192;

/// The possible error conditions returned by ComponentResolver.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(u32)]
pub enum ResolverError {
    /// An unexpected error occurred.
    Internal = 1,
    /// A general IO error occurred.
    Io = 2,
    /// The component URL was malformed.
    InvalidArgs = 3,
    /// The repository specified in the URL is unsupported.
    NotSupported = 4,
    /// The component manifest was not found.
    ManifestNotFound = 5,
    /// The component's package was not found.
    PackageNotFound = 6,
    /// Insufficient space on device to store component's package.
    NoSpace = 7,
    /// The component is temporarily unavailable.
    ResourceUnavailable = 8,
    /// The component manifest could not be parsed or it contained invalid configuration.
    InvalidManifest = 9,
    /// The component specifies configuration fields but the values were not found.
    ConfigValuesNotFound = 10,
    /// The ABI revision file could not be found.
    AbiRevisionNotFound = 11,
    /// The ABI revision value could not be parsed.
    InvalidAbiRevision = 12,
}

impl ResolverError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::Internal),
            2 => Some(Self::Io),
            3 => Some(Self::InvalidArgs),
            4 => Some(Self::NotSupported),
            5 => Some(Self::ManifestNotFound),
            6 => Some(Self::PackageNotFound),
            7 => Some(Self::NoSpace),
            8 => Some(Self::ResourceUnavailable),
            9 => Some(Self::InvalidManifest),
            10 => Some(Self::ConfigValuesNotFound),
            11 => Some(Self::AbiRevisionNotFound),
            12 => Some(Self::InvalidAbiRevision),
            _ => 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
    }
}

/// A component resolution context, used when resolving component URLs relative
/// to another component. The context is stored in a byte array that persists a
/// value used by the target `Resolver` to locate and resolve a component by
/// relative path (for example, by a subpackage name).
#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct Context {
    pub bytes: Vec<u8>,
}

impl fidl::Persistable for Context {}

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

impl fidl::Persistable for ResolverResolveRequest {}

#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct ResolverResolveWithContextRequest {
    pub component_url: String,
    pub context: Context,
}

impl fidl::Persistable for ResolverResolveWithContextRequest {}

#[derive(Debug, PartialEq)]
pub struct ResolverResolveWithContextResponse {
    pub component: Component,
}

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

#[derive(Debug, PartialEq)]
pub struct ResolverResolveResponse {
    pub component: Component,
}

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

/// A component is a unit of executable software.
///
/// This object provides the component's declaration, access to its package's
/// content, and relevant metadata as resolved `fuchsia.component.resolution.Resolver`.
#[derive(Debug, Default, PartialEq)]
pub struct Component {
    /// The resolved URL of the component.
    /// This is the canonical URL obtained by the component resolver after
    /// following redirects and resolving relative paths.
    pub url: Option<String>,
    /// Binary representation of the component's declaration (`fuchsia.component.decl.Component`).
    /// This information is typically obtained from the component's manifest
    /// or generated by the component resolver.
    pub decl: Option<fidl_fuchsia_mem::Data>,
    /// The package that contains the component.
    /// By convention, the component's package is mapped to "/pkg" in its
    /// namespace at runtime.
    ///
    /// This is null if the component is not represented as a package.
    /// In that case, it is the runner's responsibility to load the component's
    /// resource from the `resolved_url`.  This mechanism is used for web
    /// applications.
    ///
    /// Most runners, including but not limited to the builtin ELF runner,
    /// require the package's directory connection to have OPEN_RIGHT_EXECUTABLE
    /// rights in order to run the resolved component.
    pub package: Option<Package>,
    /// Binary representation of the component's configuration values
    /// (`fuchsia.component.config.ValuesData`).
    pub config_values: Option<fidl_fuchsia_mem::Data>,
    /// The context used to resolve `component_url`s relative to this
    /// component. Pass this value to `Resolver::ResolveWithContext()` when
    /// resolving a component URL that _may_ be relative to this `Component`.
    ///
    /// The `resolution_context` is an opaque value (from the perspective of
    /// component resolution) that is provided by a component `Resolver` to save
    /// with a parent `Component`.
    ///
    /// `Resolver`s that can resolve relative path component URLs, via
    /// `ResolveWithContext`, should return a `resolution_context` from both
    /// `Resolve` and `ResolveWithContext`. Relative path component URLs can
    /// only be resolved via `ResolveWithContext`, which requires a valid
    /// resolution `Context`.
    pub resolution_context: Option<Context>,
    /// The target ABI revision of the resolved component.
    pub abi_revision: Option<u64>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

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

/// A package is a signed collection of immutable files.
///
/// This object provides access to a package's content and relevant metadata.
#[derive(Debug, Default, PartialEq)]
pub struct Package {
    /// The URL of the package itself.
    pub url: Option<String>,
    /// The package's content directory.
    pub directory: Option<fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

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

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

impl fidl::endpoints::ProtocolMarker for ResolverMarker {
    type Proxy = ResolverProxy;
    type RequestStream = ResolverRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = ResolverSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.component.resolution.Resolver";
}
impl fidl::endpoints::DiscoverableProtocolMarker for ResolverMarker {}
pub type ResolverResolveResult = Result<Component, ResolverError>;
pub type ResolverResolveWithContextResult = Result<Component, ResolverError>;

pub trait ResolverProxyInterface: Send + Sync {
    type ResolveResponseFut: std::future::Future<Output = Result<ResolverResolveResult, fidl::Error>>
        + Send;
    fn r#resolve(&self, component_url: &str) -> Self::ResolveResponseFut;
    type ResolveWithContextResponseFut: std::future::Future<Output = Result<ResolverResolveWithContextResult, fidl::Error>>
        + Send;
    fn r#resolve_with_context(
        &self,
        component_url: &str,
        context: &Context,
    ) -> Self::ResolveWithContextResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct ResolverSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for ResolverSynchronousProxy {
    type Proxy = ResolverProxy;
    type Protocol = ResolverMarker;

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

    /// Resolves a component with the given absolute URL.
    ///
    /// `component_url` is the unescaped URL of the component to resolve.
    ///
    /// If successful, returns information about the component
    /// that was resolved.
    ///
    /// On failure, returns a `ResolverError` error.
    pub fn r#resolve(
        &self,
        mut component_url: &str,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<ResolverResolveResult, fidl::Error> {
        let _response = self.client.send_query::<
            ResolverResolveRequest,
            fidl::encoding::ResultType<ResolverResolveResponse, ResolverError>,
        >(
            (component_url,),
            0x57f9cfe88bf1f2e5,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.component))
    }

    /// Resolves a component with the absolute or relative URL. If relative, the
    /// component will be resolved relative to the supplied `context`.
    ///
    /// `component_url` is the unescaped URL of the component to resolve, the
    /// format of which can be either:
    ///
    ///   * a fully-qualified absolute component URL; or
    ///   * a subpackaged-component reference, prefixed by a URI relative
    ///     path to its containing subpackage (for example,
    ///     `child_package#meta/some_component.cm`)
    ///
    /// `context` is the `resolution_context` of a previously-resolved
    /// `Component`, providing the context for resoving a relative URL.
    pub fn r#resolve_with_context(
        &self,
        mut component_url: &str,
        mut context: &Context,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<ResolverResolveWithContextResult, fidl::Error> {
        let _response = self.client.send_query::<
            ResolverResolveWithContextRequest,
            fidl::encoding::ResultType<ResolverResolveWithContextResponse, ResolverError>,
        >(
            (component_url, context,),
            0x4d64b0de827070bd,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x.component))
    }
}

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

impl fidl::endpoints::Proxy for ResolverProxy {
    type Protocol = ResolverMarker;

    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 ResolverProxy {
    /// Create a new Proxy for fuchsia.component.resolution/Resolver.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <ResolverMarker 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) -> ResolverEventStream {
        ResolverEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Resolves a component with the given absolute URL.
    ///
    /// `component_url` is the unescaped URL of the component to resolve.
    ///
    /// If successful, returns information about the component
    /// that was resolved.
    ///
    /// On failure, returns a `ResolverError` error.
    pub fn r#resolve(
        &self,
        mut component_url: &str,
    ) -> fidl::client::QueryResponseFut<
        ResolverResolveResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        ResolverProxyInterface::r#resolve(self, component_url)
    }

    /// Resolves a component with the absolute or relative URL. If relative, the
    /// component will be resolved relative to the supplied `context`.
    ///
    /// `component_url` is the unescaped URL of the component to resolve, the
    /// format of which can be either:
    ///
    ///   * a fully-qualified absolute component URL; or
    ///   * a subpackaged-component reference, prefixed by a URI relative
    ///     path to its containing subpackage (for example,
    ///     `child_package#meta/some_component.cm`)
    ///
    /// `context` is the `resolution_context` of a previously-resolved
    /// `Component`, providing the context for resoving a relative URL.
    pub fn r#resolve_with_context(
        &self,
        mut component_url: &str,
        mut context: &Context,
    ) -> fidl::client::QueryResponseFut<
        ResolverResolveWithContextResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        ResolverProxyInterface::r#resolve_with_context(self, component_url, context)
    }
}

impl ResolverProxyInterface for ResolverProxy {
    type ResolveResponseFut = fidl::client::QueryResponseFut<
        ResolverResolveResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#resolve(&self, mut component_url: &str) -> Self::ResolveResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<ResolverResolveResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<ResolverResolveResponse, ResolverError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x57f9cfe88bf1f2e5,
            >(_buf?)?;
            Ok(_response.map(|x| x.component))
        }
        self.client.send_query_and_decode::<ResolverResolveRequest, ResolverResolveResult>(
            (component_url,),
            0x57f9cfe88bf1f2e5,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type ResolveWithContextResponseFut = fidl::client::QueryResponseFut<
        ResolverResolveWithContextResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#resolve_with_context(
        &self,
        mut component_url: &str,
        mut context: &Context,
    ) -> Self::ResolveWithContextResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<ResolverResolveWithContextResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<ResolverResolveWithContextResponse, ResolverError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x4d64b0de827070bd,
            >(_buf?)?;
            Ok(_response.map(|x| x.component))
        }
        self.client.send_query_and_decode::<
            ResolverResolveWithContextRequest,
            ResolverResolveWithContextResult,
        >(
            (component_url, context,),
            0x4d64b0de827070bd,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

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

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

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

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

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

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

/// A Stream of incoming requests for fuchsia.component.resolution/Resolver.
pub struct ResolverRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for ResolverRequestStream {
    type Protocol = ResolverMarker;
    type ControlHandle = ResolverControlHandle;

    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 {
        ResolverControlHandle { 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 ResolverRequestStream {
    type Item = Result<ResolverRequest, 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 ResolverRequestStream 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 {
                    0x57f9cfe88bf1f2e5 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            ResolverResolveRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ResolverResolveRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ResolverControlHandle { inner: this.inner.clone() };
                        Ok(ResolverRequest::Resolve {
                            component_url: req.component_url,

                            responder: ResolverResolveResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x4d64b0de827070bd => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            ResolverResolveWithContextRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<ResolverResolveWithContextRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = ResolverControlHandle { inner: this.inner.clone() };
                        Ok(ResolverRequest::ResolveWithContext {
                            component_url: req.component_url,
                            context: req.context,

                            responder: ResolverResolveWithContextResponder {
                                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(ResolverRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: ResolverControlHandle { 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(ResolverRequest::_UnknownMethod {
                            ordinal: header.ordinal,
                            control_handle: ResolverControlHandle { inner: this.inner.clone() },
                            method_type: fidl::MethodType::TwoWay,
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <ResolverMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// An interface for resolving a URL to a component.
///
/// This interface is implemented by components that provide support
/// for loading components with a particular URL scheme.   For example,
/// the Fuchsia package component resolver exposes a service with this
/// interface to resolve component URLs using the "fuchsia-pkg://" scheme.
///
/// To use a resolver to resolve URLs within your realm, register it
/// in your realm's manifest.
///
/// Note: The component manager is the only intended direct client of this
/// interface.
#[derive(Debug)]
pub enum ResolverRequest {
    /// Resolves a component with the given absolute URL.
    ///
    /// `component_url` is the unescaped URL of the component to resolve.
    ///
    /// If successful, returns information about the component
    /// that was resolved.
    ///
    /// On failure, returns a `ResolverError` error.
    Resolve { component_url: String, responder: ResolverResolveResponder },
    /// Resolves a component with the absolute or relative URL. If relative, the
    /// component will be resolved relative to the supplied `context`.
    ///
    /// `component_url` is the unescaped URL of the component to resolve, the
    /// format of which can be either:
    ///
    ///   * a fully-qualified absolute component URL; or
    ///   * a subpackaged-component reference, prefixed by a URI relative
    ///     path to its containing subpackage (for example,
    ///     `child_package#meta/some_component.cm`)
    ///
    /// `context` is the `resolution_context` of a previously-resolved
    /// `Component`, providing the context for resoving a relative URL.
    ResolveWithContext {
        component_url: String,
        context: Context,
        responder: ResolverResolveWithContextResponder,
    },
    /// 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: ResolverControlHandle,
        method_type: fidl::MethodType,
    },
}

impl ResolverRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_resolve(self) -> Option<(String, ResolverResolveResponder)> {
        if let ResolverRequest::Resolve { component_url, responder } = self {
            Some((component_url, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_resolve_with_context(
        self,
    ) -> Option<(String, Context, ResolverResolveWithContextResponder)> {
        if let ResolverRequest::ResolveWithContext { component_url, context, responder } = self {
            Some((component_url, context, responder))
        } else {
            None
        }
    }

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

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

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

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

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

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

    fn send_raw(&self, mut result: Result<Component, ResolverError>) -> Result<(), fidl::Error> {
        self.control_handle
            .inner
            .send::<fidl::encoding::ResultType<ResolverResolveResponse, ResolverError>>(
                result.as_mut().map_err(|e| *e).map(|component| (component,)),
                self.tx_id,
                0x57f9cfe88bf1f2e5,
                fidl::encoding::DynamicFlags::empty(),
            )
    }
}

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

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

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

    fn send_raw(&self, mut result: Result<Component, ResolverError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            ResolverResolveWithContextResponse,
            ResolverError,
        >>(
            result.as_mut().map_err(|e| *e).map(|component| (component,)),
            self.tx_id,
            0x4d64b0de827070bd,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;
    unsafe impl fidl::encoding::TypeMarker for ResolverError {
        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 ResolverError {
        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 ResolverError {
        #[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 ResolverError {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::Internal
        }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Context, D> for &Context {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Context>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<Context, D>::encode(
                (<fidl::encoding::Vector<u8, 8192> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.bytes,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::Vector<u8, 8192>, D>,
        > fidl::encoding::Encode<Context, 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::<Context>(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 Context {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { bytes: fidl::new_empty!(fidl::encoding::Vector<u8, 8192>, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(fidl::encoding::Vector<u8, 8192>, D, &mut self.bytes, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<ResolverResolveRequest, D> for &ResolverResolveRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<ResolverResolveRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<ResolverResolveRequest, D>::encode(
                (<fidl::encoding::BoundedString<2083> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.component_url,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::BoundedString<2083>, D>,
        > fidl::encoding::Encode<ResolverResolveRequest, 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::<ResolverResolveRequest>(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 ResolverResolveRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { component_url: fidl::new_empty!(fidl::encoding::BoundedString<2083>, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(
                fidl::encoding::BoundedString<2083>,
                D,
                &mut self.component_url,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            32
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect>
        fidl::encoding::Encode<ResolverResolveWithContextRequest, D>
        for &ResolverResolveWithContextRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<ResolverResolveWithContextRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<ResolverResolveWithContextRequest, D>::encode(
                (
                    <fidl::encoding::BoundedString<2083> as fidl::encoding::ValueTypeMarker>::borrow(&self.component_url),
                    <Context as fidl::encoding::ValueTypeMarker>::borrow(&self.context),
                ),
                encoder, offset, _depth
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::BoundedString<2083>, D>,
            T1: fidl::encoding::Encode<Context, D>,
        > fidl::encoding::Encode<ResolverResolveWithContextRequest, D> for (T0, T1)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<ResolverResolveWithContextRequest>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D>
        for ResolverResolveWithContextRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                component_url: fidl::new_empty!(fidl::encoding::BoundedString<2083>, D),
                context: fidl::new_empty!(Context, D),
            }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(
                fidl::encoding::BoundedString<2083>,
                D,
                &mut self.component_url,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(Context, D, &mut self.context, decoder, offset + 16, _depth)?;
            Ok(())
        }
    }

    impl fidl::encoding::ResourceTypeMarker for ResolverResolveWithContextResponse {
        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 ResolverResolveWithContextResponse {
        type Owned = Self;

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            ResolverResolveWithContextResponse,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut ResolverResolveWithContextResponse
    {
        #[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::<ResolverResolveWithContextResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                ResolverResolveWithContextResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (<Component as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                    &mut self.component,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<T0: fidl::encoding::Encode<Component, fidl::encoding::DefaultFuchsiaResourceDialect>>
        fidl::encoding::Encode<
            ResolverResolveWithContextResponse,
            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::<ResolverResolveWithContextResponse>(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 ResolverResolveWithContextResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                component: fidl::new_empty!(
                    Component,
                    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!(
                Component,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.component,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

    impl fidl::encoding::ResourceTypeMarker for ResolverResolveResponse {
        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 ResolverResolveResponse {
        type Owned = Self;

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

    unsafe impl
        fidl::encoding::Encode<
            ResolverResolveResponse,
            fidl::encoding::DefaultFuchsiaResourceDialect,
        > for &mut ResolverResolveResponse
    {
        #[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::<ResolverResolveResponse>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<
                ResolverResolveResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >::encode(
                (<Component as fidl::encoding::ResourceTypeMarker>::take_or_borrow(
                    &mut self.component,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<T0: fidl::encoding::Encode<Component, fidl::encoding::DefaultFuchsiaResourceDialect>>
        fidl::encoding::Encode<
            ResolverResolveResponse,
            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::<ResolverResolveResponse>(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 ResolverResolveResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                component: fidl::new_empty!(
                    Component,
                    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!(
                Component,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                &mut self.component,
                decoder,
                offset + 0,
                _depth
            )?;
            Ok(())
        }
    }

    impl Component {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.abi_revision {
                return 6;
            }
            if let Some(_) = self.resolution_context {
                return 5;
            }
            if let Some(_) = self.config_values {
                return 4;
            }
            if let Some(_) = self.package {
                return 3;
            }
            if let Some(_) = self.decl {
                return 2;
            }
            if let Some(_) = self.url {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for Component {
        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 Component {
        type Owned = Self;

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::BoundedString<2083>, fidl::encoding::DefaultFuchsiaResourceDialect>(
            self.url.as_ref().map(<fidl::encoding::BoundedString<2083> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 2 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (2 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                fidl_fuchsia_mem::Data,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.decl.as_mut().map(
                    <fidl_fuchsia_mem::Data as fidl::encoding::ResourceTypeMarker>::take_or_borrow,
                ),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 3 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (3 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                Package,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.package
                    .as_mut()
                    .map(<Package as fidl::encoding::ResourceTypeMarker>::take_or_borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 4 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (4 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                fidl_fuchsia_mem::Data,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.config_values.as_mut().map(
                    <fidl_fuchsia_mem::Data as fidl::encoding::ResourceTypeMarker>::take_or_borrow,
                ),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 5 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (5 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                Context,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.resolution_context
                    .as_ref()
                    .map(<Context as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 6 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (6 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                u64,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.abi_revision.as_ref().map(<u64 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect> for Component {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::BoundedString<2083> as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.url.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::BoundedString<2083>,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::BoundedString<2083>,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 2 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <fidl_fuchsia_mem::Data as fidl::encoding::TypeMarker>::inline_size(
                        decoder.context,
                    );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.decl.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl_fuchsia_mem::Data,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl_fuchsia_mem::Data,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 3 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <Package as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.package.get_or_insert_with(|| {
                    fidl::new_empty!(Package, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    Package,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 4 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <fidl_fuchsia_mem::Data as fidl::encoding::TypeMarker>::inline_size(
                        decoder.context,
                    );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.config_values.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl_fuchsia_mem::Data,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl_fuchsia_mem::Data,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 5 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <Context as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.resolution_context.get_or_insert_with(|| {
                    fidl::new_empty!(Context, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    Context,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 6 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <u64 as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.abi_revision.get_or_insert_with(|| {
                    fidl::new_empty!(u64, fidl::encoding::DefaultFuchsiaResourceDialect)
                });
                fidl::decode!(
                    u64,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }

    impl Package {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.directory {
                return 2;
            }
            if let Some(_) = self.url {
                return 1;
            }
            0
        }
    }

    impl fidl::encoding::ResourceTypeMarker for Package {
        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 Package {
        type Owned = Self;

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }

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

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

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<fidl::encoding::BoundedString<2083>, fidl::encoding::DefaultFuchsiaResourceDialect>(
            self.url.as_ref().map(<fidl::encoding::BoundedString<2083> as fidl::encoding::ValueTypeMarker>::borrow),
            encoder, offset + cur_offset, depth
        )?;

            _prev_end_offset = cur_offset + envelope_size;
            if 2 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (2 - 1) * envelope_size;

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

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<
                fidl::encoding::Endpoint<
                    fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>,
                >,
                fidl::encoding::DefaultFuchsiaResourceDialect,
            >(
                self.directory.as_mut().map(
                    <fidl::encoding::Endpoint<
                        fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>,
                    > as fidl::encoding::ResourceTypeMarker>::take_or_borrow,
                ),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect> for Package {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

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

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

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::BoundedString<2083> as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.url.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::BoundedString<2083>,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::BoundedString<2083>,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 2 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size = <fidl::encoding::Endpoint<
                    fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>,
                > as fidl::encoding::TypeMarker>::inline_size(
                    decoder.context
                );
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.directory.get_or_insert_with(|| {
                    fidl::new_empty!(
                        fidl::encoding::Endpoint<
                            fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>,
                        >,
                        fidl::encoding::DefaultFuchsiaResourceDialect
                    )
                });
                fidl::decode!(
                    fidl::encoding::Endpoint<
                        fidl::endpoints::ClientEnd<fidl_fuchsia_io::DirectoryMarker>,
                    >,
                    fidl::encoding::DefaultFuchsiaResourceDialect,
                    val_ref,
                    decoder,
                    inner_offset,
                    inner_depth
                )?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }
}