fidl_examples_keyvaluestore_usegenericvalues__common/

fidl_examples_keyvaluestore_usegenericvalues__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;

bitflags! {
    #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct WriteOptions: u8 {
        const OVERWRITE = 1;
        const CONCAT = 2;
    }
}

impl WriteOptions {
    #[inline(always)]
    pub fn from_bits_allow_unknown(bits: u8) -> Self {
        Self::from_bits_retain(bits)
    }

    #[inline(always)]
    pub fn has_unknown_bits(&self) -> bool {
        self.get_unknown_bits() != 0
    }

    #[inline(always)]
    pub fn get_unknown_bits(&self) -> u8 {
        self.bits() & !Self::all().bits()
    }
}

/// An enumeration of things that may go wrong when trying to write a value to our store.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum WriteError {
    Unknown,
    InvalidKey,
    InvalidValue,
    AlreadyExists,
    #[doc(hidden)]
    __SourceBreaking {
        unknown_ordinal: u32,
    },
}

/// Pattern that matches an unknown `WriteError` member.
#[macro_export]
macro_rules! WriteErrorUnknown {
    () => {
        _
    };
}

impl WriteError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            0 => Some(Self::Unknown),
            1 => Some(Self::InvalidKey),
            2 => Some(Self::InvalidValue),
            3 => Some(Self::AlreadyExists),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            0 => Self::Unknown,
            1 => Self::InvalidKey,
            2 => Self::InvalidValue,
            3 => Self::AlreadyExists,
            unknown_ordinal => Self::__SourceBreaking { unknown_ordinal },
        }
    }

    #[inline]
    pub fn unknown() -> Self {
        Self::__SourceBreaking { unknown_ordinal: 0xffffffff }
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::Unknown => 0,
            Self::InvalidKey => 1,
            Self::InvalidValue => 2,
            Self::AlreadyExists => 3,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            Self::__SourceBreaking { unknown_ordinal: _ } => true,
            _ => false,
        }
    }
}

/// An item in the store. The key must match the regex `^[A-z][A-z0-9_\.\/]{2,62}[A-z0-9]$`. That
/// is, it must start with a letter, end with a letter or number, contain only letters, numbers,
/// periods, and slashes, and be between 4 and 64 characters long.
#[derive(Clone, Debug, PartialEq)]
pub struct Item {
    pub key: String,
    pub value: Value,
}

impl fidl::Persistable for Item {}

#[derive(Clone, Debug, Default, PartialEq)]
pub struct StoreWriteItemRequest {
    pub attempt: Option<Item>,
    pub options: Option<WriteOptions>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for StoreWriteItemRequest {}

#[derive(Clone, Debug)]
pub enum Value {
    Bytes(Vec<u8>),
    String(String),
    Bool(bool),
    Uint8(u8),
    Int8(i8),
    Uint16(u16),
    Int16(i16),
    Uint32(u32),
    Int32(i32),
    Float32(f32),
    Uint64(u64),
    Int64(i64),
    Float64(f64),
    Uint128([u64; 2]),
    #[doc(hidden)]
    __SourceBreaking {
        unknown_ordinal: u64,
    },
}

/// Pattern that matches an unknown `Value` member.
#[macro_export]
macro_rules! ValueUnknown {
    () => {
        _
    };
}

// Custom PartialEq so that unknown variants are not equal to themselves.
impl PartialEq for Value {
    fn eq(&self, other: &Self) -> bool {
        match (self, other) {
            (Self::Bytes(x), Self::Bytes(y)) => *x == *y,
            (Self::String(x), Self::String(y)) => *x == *y,
            (Self::Bool(x), Self::Bool(y)) => *x == *y,
            (Self::Uint8(x), Self::Uint8(y)) => *x == *y,
            (Self::Int8(x), Self::Int8(y)) => *x == *y,
            (Self::Uint16(x), Self::Uint16(y)) => *x == *y,
            (Self::Int16(x), Self::Int16(y)) => *x == *y,
            (Self::Uint32(x), Self::Uint32(y)) => *x == *y,
            (Self::Int32(x), Self::Int32(y)) => *x == *y,
            (Self::Float32(x), Self::Float32(y)) => *x == *y,
            (Self::Uint64(x), Self::Uint64(y)) => *x == *y,
            (Self::Int64(x), Self::Int64(y)) => *x == *y,
            (Self::Float64(x), Self::Float64(y)) => *x == *y,
            (Self::Uint128(x), Self::Uint128(y)) => *x == *y,
            _ => false,
        }
    }
}

impl Value {
    #[inline]
    pub fn ordinal(&self) -> u64 {
        match *self {
            Self::Bytes(_) => 1,
            Self::String(_) => 2,
            Self::Bool(_) => 3,
            Self::Uint8(_) => 4,
            Self::Int8(_) => 5,
            Self::Uint16(_) => 6,
            Self::Int16(_) => 7,
            Self::Uint32(_) => 8,
            Self::Int32(_) => 9,
            Self::Float32(_) => 10,
            Self::Uint64(_) => 11,
            Self::Int64(_) => 12,
            Self::Float64(_) => 13,
            Self::Uint128(_) => 14,
            Self::__SourceBreaking { unknown_ordinal } => unknown_ordinal,
        }
    }

    #[inline]
    pub fn unknown_variant_for_testing() -> Self {
        Self::__SourceBreaking { unknown_ordinal: 0 }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            Self::__SourceBreaking { .. } => true,
            _ => false,
        }
    }
}

impl fidl::Persistable for Value {}

pub mod store_ordinals {
    pub const WRITE_ITEM: u64 = 0xdbd4bf1e49abe6e;
}

mod internal {
    use super::*;
    unsafe impl fidl::encoding::TypeMarker for WriteOptions {
        type Owned = Self;

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

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

    impl fidl::encoding::ValueTypeMarker for WriteOptions {
        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 WriteOptions {
        #[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.bits(), offset);
            Ok(())
        }
    }

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

        #[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_bits_allow_unknown(prim);
            Ok(())
        }
    }
    unsafe impl fidl::encoding::TypeMarker for WriteError {
        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 {
            false
        }

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

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

        #[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_allow_unknown(prim);
            Ok(())
        }
    }

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

    unsafe impl fidl::encoding::TypeMarker for Item {
        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<Item, D> for &Item {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Item>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<Item, D>::encode(
                (
                    <fidl::encoding::BoundedString<128> as fidl::encoding::ValueTypeMarker>::borrow(
                        &self.key,
                    ),
                    <Value as fidl::encoding::ValueTypeMarker>::borrow(&self.value),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::BoundedString<128>, D>,
            T1: fidl::encoding::Encode<Value, D>,
        > fidl::encoding::Encode<Item, 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::<Item>(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 Item {
        #[inline(always)]
        fn new_empty() -> Self {
            Self {
                key: fidl::new_empty!(fidl::encoding::BoundedString<128>, D),
                value: fidl::new_empty!(Value, 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<128>,
                D,
                &mut self.key,
                decoder,
                offset + 0,
                _depth
            )?;
            fidl::decode!(Value, D, &mut self.value, decoder, offset + 16, _depth)?;
            Ok(())
        }
    }

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

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

    unsafe impl fidl::encoding::TypeMarker for StoreWriteItemRequest {
        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<StoreWriteItemRequest, D>
        for &StoreWriteItemRequest
    {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<StoreWriteItemRequest>(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::<Item, D>(
                self.attempt.as_ref().map(<Item 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::<WriteOptions, D>(
                self.options
                    .as_ref()
                    .map(<WriteOptions 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 StoreWriteItemRequest {
        #[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 =
                    <Item 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.attempt.get_or_insert_with(|| fidl::new_empty!(Item, D));
                fidl::decode!(Item, 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 =
                    <WriteOptions 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.options.get_or_insert_with(|| fidl::new_empty!(WriteOptions, D));
                fidl::decode!(WriteOptions, 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 Value {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for Value {
        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<Value, D> for &Value {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<Value>(offset);
            encoder.write_num::<u64>(self.ordinal(), offset);
            match self {
            Value::Bytes(ref val) => {
                fidl::encoding::encode_in_envelope::<fidl::encoding::Vector<u8, 64000>, D>(
                    <fidl::encoding::Vector<u8, 64000> as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::String(ref val) => {
                fidl::encoding::encode_in_envelope::<fidl::encoding::BoundedString<64000>, D>(
                    <fidl::encoding::BoundedString<64000> as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Bool(ref val) => {
                fidl::encoding::encode_in_envelope::<bool, D>(
                    <bool as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Uint8(ref val) => {
                fidl::encoding::encode_in_envelope::<u8, D>(
                    <u8 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Int8(ref val) => {
                fidl::encoding::encode_in_envelope::<i8, D>(
                    <i8 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Uint16(ref val) => {
                fidl::encoding::encode_in_envelope::<u16, D>(
                    <u16 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Int16(ref val) => {
                fidl::encoding::encode_in_envelope::<i16, D>(
                    <i16 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Uint32(ref val) => {
                fidl::encoding::encode_in_envelope::<u32, D>(
                    <u32 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Int32(ref val) => {
                fidl::encoding::encode_in_envelope::<i32, D>(
                    <i32 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Float32(ref val) => {
                fidl::encoding::encode_in_envelope::<f32, D>(
                    <f32 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Uint64(ref val) => {
                fidl::encoding::encode_in_envelope::<u64, D>(
                    <u64 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Int64(ref val) => {
                fidl::encoding::encode_in_envelope::<i64, D>(
                    <i64 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Float64(ref val) => {
                fidl::encoding::encode_in_envelope::<f64, D>(
                    <f64 as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::Uint128(ref val) => {
                fidl::encoding::encode_in_envelope::<fidl::encoding::Array<u64, 2>, D>(
                    <fidl::encoding::Array<u64, 2> as fidl::encoding::ValueTypeMarker>::borrow(val),
                    encoder, offset + 8, _depth
                )
            }
            Value::__SourceBreaking { .. } => Err(fidl::Error::UnknownUnionTag),
        }
        }
    }

    impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Decode<Self, D> for Value {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::__SourceBreaking { unknown_ordinal: 0 }
        }

        #[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 => <fidl::encoding::Vector<u8, 64000> as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            2 => <fidl::encoding::BoundedString<64000> as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            3 => <bool as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            4 => <u8 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            5 => <i8 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            6 => <u16 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            7 => <i16 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            8 => <u32 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            9 => <i32 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            10 => <f32 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            11 => <u64 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            12 => <i64 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            13 => <f64 as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            14 => <fidl::encoding::Array<u64, 2> as fidl::encoding::TypeMarker>::inline_size(decoder.context),
            0 => return Err(fidl::Error::UnknownUnionTag),
            _ => num_bytes as usize,
        };

            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 Value::Bytes(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self =
                            Value::Bytes(fidl::new_empty!(fidl::encoding::Vector<u8, 64000>, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Bytes(ref mut val) = self {
                        fidl::decode!(fidl::encoding::Vector<u8, 64000>, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                2 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::String(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::String(fidl::new_empty!(
                            fidl::encoding::BoundedString<64000>,
                            D
                        ));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::String(ref mut val) = self {
                        fidl::decode!(
                            fidl::encoding::BoundedString<64000>,
                            D,
                            val,
                            decoder,
                            _inner_offset,
                            depth
                        )?;
                    } else {
                        unreachable!()
                    }
                }
                3 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Bool(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Bool(fidl::new_empty!(bool, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Bool(ref mut val) = self {
                        fidl::decode!(bool, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                4 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint8(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Uint8(fidl::new_empty!(u8, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint8(ref mut val) = self {
                        fidl::decode!(u8, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                5 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int8(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Int8(fidl::new_empty!(i8, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int8(ref mut val) = self {
                        fidl::decode!(i8, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                6 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint16(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Uint16(fidl::new_empty!(u16, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint16(ref mut val) = self {
                        fidl::decode!(u16, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                7 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int16(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Int16(fidl::new_empty!(i16, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int16(ref mut val) = self {
                        fidl::decode!(i16, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                8 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint32(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Uint32(fidl::new_empty!(u32, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint32(ref mut val) = self {
                        fidl::decode!(u32, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                9 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int32(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Int32(fidl::new_empty!(i32, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int32(ref mut val) = self {
                        fidl::decode!(i32, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                10 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Float32(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Float32(fidl::new_empty!(f32, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Float32(ref mut val) = self {
                        fidl::decode!(f32, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                11 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint64(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Uint64(fidl::new_empty!(u64, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint64(ref mut val) = self {
                        fidl::decode!(u64, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                12 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int64(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Int64(fidl::new_empty!(i64, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Int64(ref mut val) = self {
                        fidl::decode!(i64, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                13 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Float64(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Float64(fidl::new_empty!(f64, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Float64(ref mut val) = self {
                        fidl::decode!(f64, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                14 => {
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint128(_) = self {
                        // Do nothing, read the value into the object
                    } else {
                        // Initialize `self` to the right variant
                        *self = Value::Uint128(fidl::new_empty!(fidl::encoding::Array<u64, 2>, D));
                    }
                    #[allow(irrefutable_let_patterns)]
                    if let Value::Uint128(ref mut val) = self {
                        fidl::decode!(fidl::encoding::Array<u64, 2>, D, val, decoder, _inner_offset, depth)?;
                    } else {
                        unreachable!()
                    }
                }
                #[allow(deprecated)]
                ordinal => {
                    for _ in 0..num_handles {
                        decoder.drop_next_handle()?;
                    }
                    *self = Value::__SourceBreaking { unknown_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(())
        }
    }
}