fidl_fuchsia_net_common/

fidl_fuchsia_net_common.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::encoding::{MessageBufFor, ProxyChannelBox, ResourceDialect};
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

/// A hostname.
///
/// Although the maximum length of a domain or hostname is 255 characters,
/// each label within a name must not be longer than 63 characters as per
/// [RFC 1035 section 2.3.4](https://tools.ietf.org/html/rfc1035#section-2.3.4).
/// A label in a host name is the alphanumeric characters or hyphens, seperated
/// by a period (e.g. abc.com has two labels, 'abc' and 'com').
pub type Hostname = String;

/// A unique non-zero interface identifier.
pub type InterfaceId = u64;

/// A mark that is used to make route decisions and can be attached to packets.
pub type Mark = u32;

/// The metric of a route. Lower metrics indicate higher priority.
pub type RouteMetric = u32;

/// Fuchsia does not have UIDs, we use the `MARK_2` domain mark to store the
/// UID of the process that created the sockets when the socket was created
/// by a process running in Starnix. This mark should be left unset otherwise.
pub const MARK_DOMAIN_SOCKET_UID: MarkDomain = MarkDomain::Mark2;

/// `MARK_1` domain is used to store the `SO_MARK` value set by Starnix
/// processes. If a mark in this domain is absent, it will be reported to
/// applications as a `0` since that is the default mark value on Linux.
pub const MARK_DOMAIN_SO_MARK: MarkDomain = MarkDomain::Mark1;

/// The maximum length of a hostname, as per
/// [RFC 1035 section 2.3.4](https://tools.ietf.org/html/rfc1035#section-2.3.4).
pub const MAX_HOSTNAME_SIZE: u64 = 255;

/// IpVersion is an IP version.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(u32)]
pub enum IpVersion {
    V4 = 1,
    V6 = 2,
}

impl IpVersion {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            1 => Some(Self::V4),
            2 => Some(Self::V6),
            _ => None,
        }
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        self as u32
    }
}

/// Domains for a mark. This allows multiple marks to be set and retrieved
/// independently.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(u8)]
pub enum MarkDomain {
    Mark1 = 1,
    Mark2 = 2,
}

impl MarkDomain {
    #[inline]
    pub fn from_primitive(prim: u8) -> Option<Self> {
        match prim {
            1 => Some(Self::Mark1),
            2 => Some(Self::Mark2),
            _ => None,
        }
    }

    #[inline]
    pub const fn into_primitive(self) -> u8 {
        self as u8
    }
}

/// Ipv4Address is expressed in network byte order, so the most significant byte
/// ("127" in the address "127.0.0.1") will be at index 0.
#[derive(Clone, Copy, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv4Address {
    pub addr: [u8; 4],
}

impl fidl::Persistable for Ipv4Address {}
impl std::fmt::Debug for Ipv4Address {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.debug_struct("Ipv4Address")
            .field("addr", &fidl::marker::SensitiveDebug(&self.addr))
            .finish()
    }
}

/// An IPv4 address with its subnet prefix length.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv4AddressWithPrefix {
    /// The IPv4 address.
    pub addr: Ipv4Address,
    /// The prefix length. Must be in the range [0, 32].
    pub prefix_len: u8,
}

impl fidl::Persistable for Ipv4AddressWithPrefix {}

/// An IPv4 socket address, composed of an IPv4 address and a port.
///
/// Inspired by the address definition in the [POSIX specification].
///
/// [POSIX specification]: https://pubs.opengroup.org/onlinepubs/9699919799/
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv4SocketAddress {
    /// IPv4 Address.
    pub address: Ipv4Address,
    /// Transport-layer port.
    pub port: u16,
}

impl fidl::Persistable for Ipv4SocketAddress {}

/// Ipv6Address is expressed in network byte order, so the most significant byte
/// ("ff" in the address "ff02::1") will be at index 0.
#[derive(Clone, Copy, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv6Address {
    pub addr: [u8; 16],
}

impl fidl::Persistable for Ipv6Address {}
impl std::fmt::Debug for Ipv6Address {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.debug_struct("Ipv6Address")
            .field("addr", &fidl::marker::SensitiveDebug(&self.addr))
            .finish()
    }
}

/// An IPv6 address with its subnet prefix length.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv6AddressWithPrefix {
    /// The IPv6 address.
    pub addr: Ipv6Address,
    /// The prefix length. Must be in the range [0, 128].
    pub prefix_len: u8,
}

impl fidl::Persistable for Ipv6AddressWithPrefix {}

/// An IPV6 socket address, composed of an IPv6 address, a port, and a scope identifier.
///
/// Inspired by the address definition in the [POSIX specification].
///
/// [POSIX specification]: https://pubs.opengroup.org/onlinepubs/9699919799/
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct Ipv6SocketAddress {
    /// IPv6 Address.
    pub address: Ipv6Address,
    /// Transport-layer port.
    pub port: u16,
    /// Provides a means to identify to which zone a non-global address belongs.
    ///
    /// A node may have interfaces attached to different zones of the same scope, for example
    /// different link-local zones are disambiguated by the use of a `zone_index` providing the
    /// interface identifier.
    ///
    /// `zone_index` 0 is the default zone.
    ///
    /// See [RFC 4007] for terminology and examples.
    ///
    /// [RFC 4007]: https://tools.ietf.org/html/rfc4007
    pub zone_index: u64,
}

impl fidl::Persistable for Ipv6SocketAddress {}

/// A MAC address used to identify a network interface on the data link layer within the network.
#[derive(Clone, Copy, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct MacAddress {
    pub octets: [u8; 6],
}

impl fidl::Persistable for MacAddress {}
impl std::fmt::Debug for MacAddress {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.debug_struct("MacAddress")
            .field("octets", &fidl::marker::SensitiveDebug(&self.octets))
            .finish()
    }
}

/// An IP address with its subnet prefix length.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct Subnet {
    /// The IPv4 or IPv6 address.
    pub addr: IpAddress,
    /// The number of bits set to 1 in the subnet mask.
    ///
    /// When [`addr`] is [`IpAddress.ipv4`], must be in the range `[0, 32]`.
    /// When [`addr`] is [`IpAddress.ipv6`], must be in the range `[0, 128]`.
    pub prefix_len: u8,
}

impl fidl::Persistable for Subnet {}

/// Includes all the marks the platform supports.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct Marks {
    /// The mark in the `MARK_1` domain.
    pub mark_1: Option<u32>,
    /// The mark in the `MARK_2` domain.
    pub mark_2: Option<u32>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for Marks {}

/// Represents an IP address that may be either v4 or v6.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub enum IpAddress {
    Ipv4(Ipv4Address),
    Ipv6(Ipv6Address),
}

impl IpAddress {
    #[inline]
    pub fn ordinal(&self) -> u64 {
        match *self {
            Self::Ipv4(_) => 1,
            Self::Ipv6(_) => 2,
        }
    }
}

impl fidl::Persistable for IpAddress {}

/// Represents an IP socket address that may be either v4 or v6.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub enum SocketAddress {
    Ipv4(Ipv4SocketAddress),
    Ipv6(Ipv6SocketAddress),
}

impl SocketAddress {
    #[inline]
    pub fn ordinal(&self) -> u64 {
        match *self {
            Self::Ipv4(_) => 1,
            Self::Ipv6(_) => 2,
        }
    }
}

impl fidl::Persistable for SocketAddress {}

mod internal {
    use super::*;
    unsafe impl fidl::encoding::TypeMarker for IpVersion {
        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 IpVersion {
        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 IpVersion {
        #[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 IpVersion {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::V4
        }

        #[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(())
        }
    }
    unsafe impl fidl::encoding::TypeMarker for MarkDomain {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            std::mem::align_of::<u8>()
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            std::mem::size_of::<u8>()
        }

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

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

    impl fidl::encoding::ValueTypeMarker for MarkDomain {
        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 MarkDomain {
        #[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 MarkDomain {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::Mark1
        }

        #[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::<u8>(offset);

            *self = Self::from_primitive(prim).ok_or(fidl::Error::InvalidEnumValue)?;
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv4Address {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv4Address {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Ipv4Address, D>
        for &Ipv4Address
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv4Address>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv4Address).write_unaligned((self as *const Ipv4Address).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<fidl::encoding::Array<u8, 4>, D>,
    > fidl::encoding::Encode<Ipv4Address, 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::<Ipv4Address>(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 Ipv4Address {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { addr: fidl::new_empty!(fidl::encoding::Array<u8, 4>, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 4);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv4AddressWithPrefix {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv4AddressWithPrefix {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            5
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Ipv4AddressWithPrefix, D>
        for &Ipv4AddressWithPrefix
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv4AddressWithPrefix>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv4AddressWithPrefix)
                    .write_unaligned((self as *const Ipv4AddressWithPrefix).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<Ipv4Address, D>,
        T1: fidl::encoding::Encode<u8, D>,
    > fidl::encoding::Encode<Ipv4AddressWithPrefix, 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::<Ipv4AddressWithPrefix>(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 + 4, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for Ipv4AddressWithPrefix {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { addr: fidl::new_empty!(Ipv4Address, D), prefix_len: fidl::new_empty!(u8, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 5);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv4SocketAddress {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv4SocketAddress {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            2
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            6
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Ipv4SocketAddress, D>
        for &Ipv4SocketAddress
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv4SocketAddress>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv4SocketAddress)
                    .write_unaligned((self as *const Ipv4SocketAddress).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<Ipv4Address, D>,
        T1: fidl::encoding::Encode<u16, D>,
    > fidl::encoding::Encode<Ipv4SocketAddress, 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::<Ipv4SocketAddress>(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 + 4, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for Ipv4SocketAddress {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { address: fidl::new_empty!(Ipv4Address, D), port: fidl::new_empty!(u16, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 6);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv6Address {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv6Address {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Ipv6Address, D>
        for &Ipv6Address
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv6Address>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv6Address).write_unaligned((self as *const Ipv6Address).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<fidl::encoding::Array<u8, 16>, D>,
    > fidl::encoding::Encode<Ipv6Address, 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::<Ipv6Address>(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 Ipv6Address {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { addr: fidl::new_empty!(fidl::encoding::Array<u8, 16>, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 16);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv6AddressWithPrefix {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv6AddressWithPrefix {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            17
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Ipv6AddressWithPrefix, D>
        for &Ipv6AddressWithPrefix
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv6AddressWithPrefix>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv6AddressWithPrefix)
                    .write_unaligned((self as *const Ipv6AddressWithPrefix).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<Ipv6Address, D>,
        T1: fidl::encoding::Encode<u8, D>,
    > fidl::encoding::Encode<Ipv6AddressWithPrefix, 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::<Ipv6AddressWithPrefix>(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 Ipv6AddressWithPrefix {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { addr: fidl::new_empty!(Ipv6Address, D), prefix_len: fidl::new_empty!(u8, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 17);
            }
            Ok(())
        }
    }

    impl fidl::encoding::ValueTypeMarker for Ipv6SocketAddress {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Ipv6SocketAddress {
        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<Ipv6SocketAddress, D>
        for &Ipv6SocketAddress
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv6SocketAddress>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut Ipv6SocketAddress)
                    .write_unaligned((self as *const Ipv6SocketAddress).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
                let padding_ptr = buf_ptr.offset(16) as *mut u64;
                let padding_mask = 0xffffffffffff0000u64;
                padding_ptr.write_unaligned(padding_ptr.read_unaligned() & !padding_mask);
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<Ipv6Address, D>,
        T1: fidl::encoding::Encode<u16, D>,
        T2: fidl::encoding::Encode<u64, D>,
    > fidl::encoding::Encode<Ipv6SocketAddress, D> for (T0, T1, T2)
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Ipv6SocketAddress>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(16);
                (ptr as *mut u64).write_unaligned(0);
            }
            // Write the fields.
            self.0.encode(encoder, offset + 0, depth)?;
            self.1.encode(encoder, offset + 16, depth)?;
            self.2.encode(encoder, offset + 24, depth)?;
            Ok(())
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for Ipv6SocketAddress {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                address: fidl::new_empty!(Ipv6Address, D),
                port: fidl::new_empty!(u16, D),
                zone_index: fidl::new_empty!(u64, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            let ptr = unsafe { buf_ptr.offset(16) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffffffff0000u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 16 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 32);
            }
            Ok(())
        }
    }

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

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

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            1
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            6
        }
        #[inline(always)]
        fn encode_is_copy() -> bool {
            true
        }

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<MacAddress, D>
        for &MacAddress
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<MacAddress>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut MacAddress).write_unaligned((self as *const MacAddress).read());
                // Zero out padding regions. Unlike `fidl_struct_impl_noncopy!`, this must be
                // done second because the memcpy will write garbage to these bytes.
            }
            Ok(())
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<fidl::encoding::Array<u8, 6>, D>,
    > fidl::encoding::Encode<MacAddress, 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::<MacAddress>(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 MacAddress {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { octets: fidl::new_empty!(fidl::encoding::Array<u8, 6>, 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);
            let buf_ptr = unsafe { decoder.buf.as_ptr().add(offset) };
            // Verify that padding bytes are zero.
            // Copy from the buffer into the object.
            unsafe {
                std::ptr::copy_nonoverlapping(buf_ptr, self as *mut Self as *mut u8, 6);
            }
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            24
        }
    }

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<Subnet, D> for &Subnet {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Subnet>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<Subnet, D>::encode(
                (
                    <IpAddress as fidl::encoding::ValueTypeMarker>::borrow(&self.addr),
                    <u8 as fidl::encoding::ValueTypeMarker>::borrow(&self.prefix_len),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
        D: fidl::encoding::ResourceDialect,
        T0: fidl::encoding::Encode<IpAddress, D>,
        T1: fidl::encoding::Encode<u8, D>,
    > fidl::encoding::Encode<Subnet, 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::<Subnet>(offset);
            // Zero out padding regions. There's no need to apply masks
            // because the unmasked parts will be overwritten by fields.
            unsafe {
                let ptr = encoder.buf.as_mut_ptr().add(offset).offset(16);
                (ptr as *mut u64).write_unaligned(0);
            }
            // 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 Subnet {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { addr: fidl::new_empty!(IpAddress, D), prefix_len: fidl::new_empty!(u8, 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.
            let ptr = unsafe { decoder.buf.as_ptr().add(offset).offset(16) };
            let padval = unsafe { (ptr as *const u64).read_unaligned() };
            let mask = 0xffffffffffffff00u64;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 16 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(IpAddress, D, &mut self.addr, decoder, offset + 0, _depth)?;
            fidl::decode!(u8, D, &mut self.prefix_len, decoder, offset + 16, _depth)?;
            Ok(())
        }
    }

    impl Marks {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.mark_2 {
                return 2;
            }
            if let Some(_) = self.mark_1 {
                return 1;
            }
            0
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for Marks {
        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<Marks, D> for &Marks {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Marks>(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::<u32, D>(
                self.mark_1.as_ref().map(<u32 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::<u32, D>(
                self.mark_2.as_ref().map(<u32 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

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

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            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 =
                    <u32 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.mark_1.get_or_insert_with(|| fidl::new_empty!(u32, D));
                fidl::decode!(u32, D, 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 =
                    <u32 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.mark_2.get_or_insert_with(|| fidl::new_empty!(u32, D));
                fidl::decode!(u32, D, 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 fidl::encoding::ValueTypeMarker for IpAddress {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for IpAddress {
        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<IpAddress, D>
        for &IpAddress
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<IpAddress>(offset);
            encoder.write_num::<u64>(self.ordinal(), offset);
            match self {
                IpAddress::Ipv4(ref val) => fidl::encoding::encode_in_envelope::<Ipv4Address, D>(
                    <Ipv4Address as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder,
                    offset + 8,
                    _depth,
                ),
                IpAddress::Ipv6(ref val) => fidl::encoding::encode_in_envelope::<Ipv6Address, D>(
                    <Ipv6Address as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder,
                    offset + 8,
                    _depth,
                ),
            }
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for IpAddress {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::Ipv4(fidl::new_empty!(Ipv4Address, D))
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            #[allow(unused_variables)]
            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            let (ordinal, inlined, num_bytes, num_handles) =
                fidl::encoding::decode_union_inline_portion(decoder, offset)?;

            let member_inline_size = match ordinal {
                1 => <Ipv4Address as fidl::encoding::TypeMarker>::inline_size(decoder.context),
                2 => <Ipv6Address as fidl::encoding::TypeMarker>::inline_size(decoder.context),
                _ => return Err(fidl::Error::UnknownUnionTag),
            };

            if inlined != (member_inline_size <= 4) {
                return Err(fidl::Error::InvalidInlineBitInEnvelope);
            }
            let _inner_offset;
            if inlined {
                decoder.check_inline_envelope_padding(offset + 8, member_inline_size)?;
                _inner_offset = offset + 8;
            } else {
                depth.increment()?;
                _inner_offset = decoder.out_of_line_offset(member_inline_size)?;
            }
            match ordinal {
                1 => {
                    #[allow(irrefutable_let_patterns)]
                    if let IpAddress::Ipv4(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = IpAddress::Ipv4(fidl::new_empty!(Ipv4Address, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let IpAddress::Ipv4(ref mut val) = self {
                        fidl::decode!(Ipv4Address, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                2 => {
                    #[allow(irrefutable_let_patterns)]
                    if let IpAddress::Ipv6(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = IpAddress::Ipv6(fidl::new_empty!(Ipv6Address, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let IpAddress::Ipv6(ref mut val) = self {
                        fidl::decode!(Ipv6Address, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                ordinal => panic!("unexpected ordinal {:?}", ordinal),
            }
            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);
            }
            Ok(())
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for SocketAddress {
        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<SocketAddress, D>
        for &SocketAddress
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<SocketAddress>(offset);
            encoder.write_num::<u64>(self.ordinal(), offset);
            match self {
                SocketAddress::Ipv4(ref val) => {
                    fidl::encoding::encode_in_envelope::<Ipv4SocketAddress, D>(
                        <Ipv4SocketAddress as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
                SocketAddress::Ipv6(ref val) => {
                    fidl::encoding::encode_in_envelope::<Ipv6SocketAddress, D>(
                        <Ipv6SocketAddress as fidl::encoding::ValueTypeMarker>::borrow(val),
                        encoder,
                        offset + 8,
                        _depth,
                    )
                }
            }
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for SocketAddress {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::Ipv4(fidl::new_empty!(Ipv4SocketAddress, D))
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            #[allow(unused_variables)]
            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            let (ordinal, inlined, num_bytes, num_handles) =
                fidl::encoding::decode_union_inline_portion(decoder, offset)?;

            let member_inline_size = match ordinal {
                1 => {
                    <Ipv4SocketAddress as fidl::encoding::TypeMarker>::inline_size(decoder.context)
                }
                2 => {
                    <Ipv6SocketAddress as fidl::encoding::TypeMarker>::inline_size(decoder.context)
                }
                _ => return Err(fidl::Error::UnknownUnionTag),
            };

            if inlined != (member_inline_size <= 4) {
                return Err(fidl::Error::InvalidInlineBitInEnvelope);
            }
            let _inner_offset;
            if inlined {
                decoder.check_inline_envelope_padding(offset + 8, member_inline_size)?;
                _inner_offset = offset + 8;
            } else {
                depth.increment()?;
                _inner_offset = decoder.out_of_line_offset(member_inline_size)?;
            }
            match ordinal {
                1 => {
                    #[allow(irrefutable_let_patterns)]
                    if let SocketAddress::Ipv4(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = SocketAddress::Ipv4(fidl::new_empty!(Ipv4SocketAddress, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let SocketAddress::Ipv4(ref mut val) = self {
                        fidl::decode!(Ipv4SocketAddress, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                2 => {
                    #[allow(irrefutable_let_patterns)]
                    if let SocketAddress::Ipv6(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = SocketAddress::Ipv6(fidl::new_empty!(Ipv6SocketAddress, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let SocketAddress::Ipv6(ref mut val) = self {
                        fidl::decode!(Ipv6SocketAddress, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                ordinal => panic!("unexpected ordinal {:?}", ordinal),
            }
            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);
            }
            Ok(())
        }
    }
}