fidl_fuchsia_lowpan_spinel_common/

fidl_fuchsia_lowpan_spinel_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;

pub const MAX_FRAME_SIZE: u32 = 4096;

#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[repr(i32)]
pub enum Error {
    /// An unspecified error has occurred. This error type should be
    /// avoided unless the use of a more specific error would be misleading.
    ///
    /// If this error is emitted, it is expected that a more descriptive error
    /// will be present in the logs.
    ///
    /// Run-time Remediation: Close and re-open the device and attempt to use it.
    /// If the error persists, indicate trouble to a higher level and stop.
    Unspecified = 1,
    /// `SendFrame()` was called with a frame that was larger than what
    /// `GetMaxFrameSize()` indicated to be the maximum frame size.
    ///
    /// Note that `MAX_FRAME_SIZE` indicates the largest frame size supported
    /// by this protocol, whereas `GetMaxFrameSize()` returns the largest
    /// frame size supported by the Device.
    ///
    /// This error typically indicates a bug or logic-error in the use of the
    /// `fuchsia.lowpan.spinel::Device` protocol.
    ///
    /// This error is only emitted via `->OnError()`.
    OutboundFrameTooLarge = 2,
    /// The remote device tried to send us a frame that was too large.
    ///
    /// This error typically indicates either frame corruption or a
    /// misconfiguration of some sort.
    ///
    /// Run-time Remediation: The device should be reset and re-initialized.
    ///
    /// This error is only emitted via `->OnError()`.
    InboundFrameTooLarge = 3,
    /// Garbage-bytes/corruption detected on inbound frame.
    ///
    /// This error typically indicates that the connection between
    /// the host and the Spinel device is unreliable. This may be caused
    /// by hardware problems or implementation bugs.
    ///
    /// Run-time Remediation: The device should be reset (by sending a
    /// spinel reset frame or by closing and re-opening) and then
    /// re-initialized.
    ///
    /// This error is only emitted via `->OnError()`.
    InboundFrameCorrupt = 4,
    /// An I/O error has occurred.
    ///
    /// When this error is encountered, the device automatically closes.
    ///
    /// Run-time Remediation: Re-open the device and attempt to use it. If
    /// the error persists, indicate trouble to a higher level (for example,
    /// presenting a UI message indicating a malfunction) and stop.
    IoError = 5,
    /// This operation cannot be performed while the Spinel device is closed.
    ///
    /// This error typically indicates a bug or logic-error in the use of the
    /// `fuchsia.lowpan.spinel::Device` protocol.
    ///
    /// This error is only emitted via `->OnError()`.
    Closed = 6,
}

impl Error {
    #[inline]
    pub fn from_primitive(prim: i32) -> Option<Self> {
        match prim {
            1 => Some(Self::Unspecified),
            2 => Some(Self::OutboundFrameTooLarge),
            3 => Some(Self::InboundFrameTooLarge),
            4 => Some(Self::InboundFrameCorrupt),
            5 => Some(Self::IoError),
            6 => Some(Self::Closed),
            _ => None,
        }
    }

    #[inline]
    pub const fn into_primitive(self) -> i32 {
        self as i32
    }
}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct DeviceGetMaxFrameSizeResponse {
    pub size: u32,
}

impl fidl::Persistable for DeviceGetMaxFrameSizeResponse {}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DeviceOnErrorRequest {
    pub error: Error,
    pub did_close: bool,
}

impl fidl::Persistable for DeviceOnErrorRequest {}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct DeviceOnReadyForSendFramesRequest {
    pub number_of_frames: u32,
}

impl fidl::Persistable for DeviceOnReadyForSendFramesRequest {}

#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DeviceOnReceiveFrameRequest {
    pub data: Vec<u8>,
}

impl fidl::Persistable for DeviceOnReceiveFrameRequest {}

#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[repr(C)]
pub struct DeviceReadyToReceiveFramesRequest {
    pub number_of_frames: u32,
}

impl fidl::Persistable for DeviceReadyToReceiveFramesRequest {}

#[derive(Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct DeviceSendFrameRequest {
    pub data: Vec<u8>,
}

impl fidl::Persistable for DeviceSendFrameRequest {}

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

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            std::mem::align_of::<i32>()
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            std::mem::size_of::<i32>()
        }

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

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

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

        #[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::<i32>(offset);

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

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            4
        }
        #[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<DeviceGetMaxFrameSizeResponse, D>
        for &DeviceGetMaxFrameSizeResponse
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceGetMaxFrameSizeResponse>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut DeviceGetMaxFrameSizeResponse)
                    .write_unaligned((self as *const DeviceGetMaxFrameSizeResponse).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<u32, D>>
        fidl::encoding::Encode<DeviceGetMaxFrameSizeResponse, 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::<DeviceGetMaxFrameSizeResponse>(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 DeviceGetMaxFrameSizeResponse
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { size: fidl::new_empty!(u32, 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 DeviceOnErrorRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

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

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

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

    unsafe impl<D: fidl::encoding::ResourceDialect> fidl::encoding::Encode<DeviceOnErrorRequest, D>
        for &DeviceOnErrorRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceOnErrorRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceOnErrorRequest, D>::encode(
                (
                    <Error as fidl::encoding::ValueTypeMarker>::borrow(&self.error),
                    <bool as fidl::encoding::ValueTypeMarker>::borrow(&self.did_close),
                ),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<Error, D>,
            T1: fidl::encoding::Encode<bool, D>,
        > fidl::encoding::Encode<DeviceOnErrorRequest, 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::<DeviceOnErrorRequest>(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(4);
                (ptr as *mut u32).write_unaligned(0);
            }
            // 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 DeviceOnErrorRequest {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { error: fidl::new_empty!(Error, D), did_close: fidl::new_empty!(bool, 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(4) };
            let padval = unsafe { (ptr as *const u32).read_unaligned() };
            let mask = 0xffffff00u32;
            let maskedval = padval & mask;
            if maskedval != 0 {
                return Err(fidl::Error::NonZeroPadding {
                    padding_start: offset + 4 + ((mask as u64).trailing_zeros() / 8) as usize,
                });
            }
            fidl::decode!(Error, D, &mut self.error, decoder, offset + 0, _depth)?;
            fidl::decode!(bool, D, &mut self.did_close, decoder, offset + 4, _depth)?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            4
        }
        #[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<DeviceOnReadyForSendFramesRequest, D>
        for &DeviceOnReadyForSendFramesRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceOnReadyForSendFramesRequest>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut DeviceOnReadyForSendFramesRequest)
                    .write_unaligned((self as *const DeviceOnReadyForSendFramesRequest).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<u32, D>>
        fidl::encoding::Encode<DeviceOnReadyForSendFramesRequest, 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::<DeviceOnReadyForSendFramesRequest>(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 DeviceOnReadyForSendFramesRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { number_of_frames: fidl::new_empty!(u32, 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 DeviceOnReceiveFrameRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for DeviceOnReceiveFrameRequest {
        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<DeviceOnReceiveFrameRequest, D> for &DeviceOnReceiveFrameRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceOnReceiveFrameRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceOnReceiveFrameRequest, D>::encode(
                (<fidl::encoding::Vector<u8, 4096> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.data,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::Vector<u8, 4096>, D>,
        > fidl::encoding::Encode<DeviceOnReceiveFrameRequest, 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::<DeviceOnReceiveFrameRequest>(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 DeviceOnReceiveFrameRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { data: fidl::new_empty!(fidl::encoding::Vector<u8, 4096>, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(fidl::encoding::Vector<u8, 4096>, D, &mut self.data, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }

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

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

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

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            4
        }
        #[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<DeviceReadyToReceiveFramesRequest, D>
        for &DeviceReadyToReceiveFramesRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceReadyToReceiveFramesRequest>(offset);
            unsafe {
                // Copy the object into the buffer.
                let buf_ptr = encoder.buf.as_mut_ptr().add(offset);
                (buf_ptr as *mut DeviceReadyToReceiveFramesRequest)
                    .write_unaligned((self as *const DeviceReadyToReceiveFramesRequest).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<u32, D>>
        fidl::encoding::Encode<DeviceReadyToReceiveFramesRequest, 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::<DeviceReadyToReceiveFramesRequest>(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 DeviceReadyToReceiveFramesRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { number_of_frames: fidl::new_empty!(u32, 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 DeviceSendFrameRequest {
        type Borrowed<'a> = &'a Self;
        fn borrow(value: &<Self as fidl::encoding::TypeMarker>::Owned) -> Self::Borrowed<'_> {
            value
        }
    }

    unsafe impl fidl::encoding::TypeMarker for DeviceSendFrameRequest {
        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<DeviceSendFrameRequest, D> for &DeviceSendFrameRequest
    {
        #[inline]
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<DeviceSendFrameRequest>(offset);
            // Delegate to tuple encoding.
            fidl::encoding::Encode::<DeviceSendFrameRequest, D>::encode(
                (<fidl::encoding::Vector<u8, 4096> as fidl::encoding::ValueTypeMarker>::borrow(
                    &self.data,
                ),),
                encoder,
                offset,
                _depth,
            )
        }
    }
    unsafe impl<
            D: fidl::encoding::ResourceDialect,
            T0: fidl::encoding::Encode<fidl::encoding::Vector<u8, 4096>, D>,
        > fidl::encoding::Encode<DeviceSendFrameRequest, 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::<DeviceSendFrameRequest>(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 DeviceSendFrameRequest
    {
        #[inline(always)]
        fn new_empty() -> Self {
            Self { data: fidl::new_empty!(fidl::encoding::Vector<u8, 4096>, D) }
        }

        #[inline]
        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_, D>,
            offset: usize,
            _depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            // Verify that padding bytes are zero.
            fidl::decode!(fidl::encoding::Vector<u8, 4096>, D, &mut self.data, decoder, offset + 0, _depth)?;
            Ok(())
        }
    }
}