fidl_fuchsia_hardware_i2c/
fidl_fuchsia_hardware_i2c.rs

1// WARNING: This file is machine generated by fidlgen.
2
3#![warn(clippy::all)]
4#![allow(unused_parens, unused_mut, unused_imports, nonstandard_style)]
5
6use bitflags::bitflags;
7use fidl::client::QueryResponseFut;
8use fidl::encoding::{MessageBufFor, ProxyChannelBox, ResourceDialect};
9use fidl::endpoints::{ControlHandle as _, Responder as _};
10pub use fidl_fuchsia_hardware_i2c_common::*;
11use futures::future::{self, MaybeDone, TryFutureExt};
12use zx_status;
13
14#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
15pub struct DeviceMarker;
16
17impl fidl::endpoints::ProtocolMarker for DeviceMarker {
18    type Proxy = DeviceProxy;
19    type RequestStream = DeviceRequestStream;
20    #[cfg(target_os = "fuchsia")]
21    type SynchronousProxy = DeviceSynchronousProxy;
22
23    const DEBUG_NAME: &'static str = "fuchsia.hardware.i2c.Device";
24}
25impl fidl::endpoints::DiscoverableProtocolMarker for DeviceMarker {}
26pub type DeviceTransferResult = Result<Vec<Vec<u8>>, i32>;
27pub type DeviceGetNameResult = Result<String, i32>;
28
29pub trait DeviceProxyInterface: Send + Sync {
30    type TransferResponseFut: std::future::Future<Output = Result<DeviceTransferResult, fidl::Error>>
31        + Send;
32    fn r#transfer(&self, transactions: &[Transaction]) -> Self::TransferResponseFut;
33    type GetNameResponseFut: std::future::Future<Output = Result<DeviceGetNameResult, fidl::Error>>
34        + Send;
35    fn r#get_name(&self) -> Self::GetNameResponseFut;
36}
37#[derive(Debug)]
38#[cfg(target_os = "fuchsia")]
39pub struct DeviceSynchronousProxy {
40    client: fidl::client::sync::Client,
41}
42
43#[cfg(target_os = "fuchsia")]
44impl fidl::endpoints::SynchronousProxy for DeviceSynchronousProxy {
45    type Proxy = DeviceProxy;
46    type Protocol = DeviceMarker;
47
48    fn from_channel(inner: fidl::Channel) -> Self {
49        Self::new(inner)
50    }
51
52    fn into_channel(self) -> fidl::Channel {
53        self.client.into_channel()
54    }
55
56    fn as_channel(&self) -> &fidl::Channel {
57        self.client.as_channel()
58    }
59}
60
61#[cfg(target_os = "fuchsia")]
62impl DeviceSynchronousProxy {
63    pub fn new(channel: fidl::Channel) -> Self {
64        let protocol_name = <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
65        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
66    }
67
68    pub fn into_channel(self) -> fidl::Channel {
69        self.client.into_channel()
70    }
71
72    /// Waits until an event arrives and returns it. It is safe for other
73    /// threads to make concurrent requests while waiting for an event.
74    pub fn wait_for_event(
75        &self,
76        deadline: zx::MonotonicInstant,
77    ) -> Result<DeviceEvent, fidl::Error> {
78        DeviceEvent::decode(self.client.wait_for_event(deadline)?)
79    }
80
81    /// Issue one or more transactions to a particular I2C device.
82    ///
83    /// Each `Transaction` is performed in the order in which it appears in `transactions`. Data for
84    /// read transfers (if there are any) is returned through `read_data`, which has one entry for
85    /// each read transfer in `transactions`. Transaction processing continues until all transfers
86    /// have been completed, an error occurs, or the target issues a NACK in response to a write
87    /// transfer.
88    ///
89    /// The possible error values are:
90    ///   ZX_ERR_INVALID_ARGS: `transactions` has zero elements, `data_transfer` was not specified
91    ///     for a `Transaction`, or there was a zero-length `DataTransfer`.
92    ///   ZX_ERR_OUT_OF_RANGE: A `DataTransfer` was too large to be handled by this I2C controller.
93    ///   ZX_ERR_IO_NOT_PRESENT: The device did not respond to its I2C address.
94    ///   ZX_ERR_IO_REFUSED: The device issued a NACK before the end of a write transfer.
95    pub fn r#transfer(
96        &self,
97        mut transactions: &[Transaction],
98        ___deadline: zx::MonotonicInstant,
99    ) -> Result<DeviceTransferResult, fidl::Error> {
100        let _response = self.client.send_query::<
101            DeviceTransferRequest,
102            fidl::encoding::ResultType<DeviceTransferResponse, i32>,
103        >(
104            (transactions,),
105            0xc169f6c7849333b,
106            fidl::encoding::DynamicFlags::empty(),
107            ___deadline,
108        )?;
109        Ok(_response.map(|x| x.read_data))
110    }
111
112    /// Get the name of this I2C Device. Returns ZX_ERR_NOT_SUPPORTED if the
113    /// name is unspecified or the empty string.
114    pub fn r#get_name(
115        &self,
116        ___deadline: zx::MonotonicInstant,
117    ) -> Result<DeviceGetNameResult, fidl::Error> {
118        let _response = self.client.send_query::<
119            fidl::encoding::EmptyPayload,
120            fidl::encoding::ResultType<DeviceGetNameResponse, i32>,
121        >(
122            (),
123            0x745268a50651f102,
124            fidl::encoding::DynamicFlags::empty(),
125            ___deadline,
126        )?;
127        Ok(_response.map(|x| x.name))
128    }
129}
130
131#[cfg(target_os = "fuchsia")]
132impl From<DeviceSynchronousProxy> for zx::Handle {
133    fn from(value: DeviceSynchronousProxy) -> Self {
134        value.into_channel().into()
135    }
136}
137
138#[cfg(target_os = "fuchsia")]
139impl From<fidl::Channel> for DeviceSynchronousProxy {
140    fn from(value: fidl::Channel) -> Self {
141        Self::new(value)
142    }
143}
144
145#[derive(Debug, Clone)]
146pub struct DeviceProxy {
147    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
148}
149
150impl fidl::endpoints::Proxy for DeviceProxy {
151    type Protocol = DeviceMarker;
152
153    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
154        Self::new(inner)
155    }
156
157    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
158        self.client.into_channel().map_err(|client| Self { client })
159    }
160
161    fn as_channel(&self) -> &::fidl::AsyncChannel {
162        self.client.as_channel()
163    }
164}
165
166impl DeviceProxy {
167    /// Create a new Proxy for fuchsia.hardware.i2c/Device.
168    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
169        let protocol_name = <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
170        Self { client: fidl::client::Client::new(channel, protocol_name) }
171    }
172
173    /// Get a Stream of events from the remote end of the protocol.
174    ///
175    /// # Panics
176    ///
177    /// Panics if the event stream was already taken.
178    pub fn take_event_stream(&self) -> DeviceEventStream {
179        DeviceEventStream { event_receiver: self.client.take_event_receiver() }
180    }
181
182    /// Issue one or more transactions to a particular I2C device.
183    ///
184    /// Each `Transaction` is performed in the order in which it appears in `transactions`. Data for
185    /// read transfers (if there are any) is returned through `read_data`, which has one entry for
186    /// each read transfer in `transactions`. Transaction processing continues until all transfers
187    /// have been completed, an error occurs, or the target issues a NACK in response to a write
188    /// transfer.
189    ///
190    /// The possible error values are:
191    ///   ZX_ERR_INVALID_ARGS: `transactions` has zero elements, `data_transfer` was not specified
192    ///     for a `Transaction`, or there was a zero-length `DataTransfer`.
193    ///   ZX_ERR_OUT_OF_RANGE: A `DataTransfer` was too large to be handled by this I2C controller.
194    ///   ZX_ERR_IO_NOT_PRESENT: The device did not respond to its I2C address.
195    ///   ZX_ERR_IO_REFUSED: The device issued a NACK before the end of a write transfer.
196    pub fn r#transfer(
197        &self,
198        mut transactions: &[Transaction],
199    ) -> fidl::client::QueryResponseFut<
200        DeviceTransferResult,
201        fidl::encoding::DefaultFuchsiaResourceDialect,
202    > {
203        DeviceProxyInterface::r#transfer(self, transactions)
204    }
205
206    /// Get the name of this I2C Device. Returns ZX_ERR_NOT_SUPPORTED if the
207    /// name is unspecified or the empty string.
208    pub fn r#get_name(
209        &self,
210    ) -> fidl::client::QueryResponseFut<
211        DeviceGetNameResult,
212        fidl::encoding::DefaultFuchsiaResourceDialect,
213    > {
214        DeviceProxyInterface::r#get_name(self)
215    }
216}
217
218impl DeviceProxyInterface for DeviceProxy {
219    type TransferResponseFut = fidl::client::QueryResponseFut<
220        DeviceTransferResult,
221        fidl::encoding::DefaultFuchsiaResourceDialect,
222    >;
223    fn r#transfer(&self, mut transactions: &[Transaction]) -> Self::TransferResponseFut {
224        fn _decode(
225            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
226        ) -> Result<DeviceTransferResult, fidl::Error> {
227            let _response = fidl::client::decode_transaction_body::<
228                fidl::encoding::ResultType<DeviceTransferResponse, i32>,
229                fidl::encoding::DefaultFuchsiaResourceDialect,
230                0xc169f6c7849333b,
231            >(_buf?)?;
232            Ok(_response.map(|x| x.read_data))
233        }
234        self.client.send_query_and_decode::<DeviceTransferRequest, DeviceTransferResult>(
235            (transactions,),
236            0xc169f6c7849333b,
237            fidl::encoding::DynamicFlags::empty(),
238            _decode,
239        )
240    }
241
242    type GetNameResponseFut = fidl::client::QueryResponseFut<
243        DeviceGetNameResult,
244        fidl::encoding::DefaultFuchsiaResourceDialect,
245    >;
246    fn r#get_name(&self) -> Self::GetNameResponseFut {
247        fn _decode(
248            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
249        ) -> Result<DeviceGetNameResult, fidl::Error> {
250            let _response = fidl::client::decode_transaction_body::<
251                fidl::encoding::ResultType<DeviceGetNameResponse, i32>,
252                fidl::encoding::DefaultFuchsiaResourceDialect,
253                0x745268a50651f102,
254            >(_buf?)?;
255            Ok(_response.map(|x| x.name))
256        }
257        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, DeviceGetNameResult>(
258            (),
259            0x745268a50651f102,
260            fidl::encoding::DynamicFlags::empty(),
261            _decode,
262        )
263    }
264}
265
266pub struct DeviceEventStream {
267    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
268}
269
270impl std::marker::Unpin for DeviceEventStream {}
271
272impl futures::stream::FusedStream for DeviceEventStream {
273    fn is_terminated(&self) -> bool {
274        self.event_receiver.is_terminated()
275    }
276}
277
278impl futures::Stream for DeviceEventStream {
279    type Item = Result<DeviceEvent, fidl::Error>;
280
281    fn poll_next(
282        mut self: std::pin::Pin<&mut Self>,
283        cx: &mut std::task::Context<'_>,
284    ) -> std::task::Poll<Option<Self::Item>> {
285        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
286            &mut self.event_receiver,
287            cx
288        )?) {
289            Some(buf) => std::task::Poll::Ready(Some(DeviceEvent::decode(buf))),
290            None => std::task::Poll::Ready(None),
291        }
292    }
293}
294
295#[derive(Debug)]
296pub enum DeviceEvent {}
297
298impl DeviceEvent {
299    /// Decodes a message buffer as a [`DeviceEvent`].
300    fn decode(
301        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
302    ) -> Result<DeviceEvent, fidl::Error> {
303        let (bytes, _handles) = buf.split_mut();
304        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
305        debug_assert_eq!(tx_header.tx_id, 0);
306        match tx_header.ordinal {
307            _ => Err(fidl::Error::UnknownOrdinal {
308                ordinal: tx_header.ordinal,
309                protocol_name: <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
310            }),
311        }
312    }
313}
314
315/// A Stream of incoming requests for fuchsia.hardware.i2c/Device.
316pub struct DeviceRequestStream {
317    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
318    is_terminated: bool,
319}
320
321impl std::marker::Unpin for DeviceRequestStream {}
322
323impl futures::stream::FusedStream for DeviceRequestStream {
324    fn is_terminated(&self) -> bool {
325        self.is_terminated
326    }
327}
328
329impl fidl::endpoints::RequestStream for DeviceRequestStream {
330    type Protocol = DeviceMarker;
331    type ControlHandle = DeviceControlHandle;
332
333    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
334        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
335    }
336
337    fn control_handle(&self) -> Self::ControlHandle {
338        DeviceControlHandle { inner: self.inner.clone() }
339    }
340
341    fn into_inner(
342        self,
343    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
344    {
345        (self.inner, self.is_terminated)
346    }
347
348    fn from_inner(
349        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
350        is_terminated: bool,
351    ) -> Self {
352        Self { inner, is_terminated }
353    }
354}
355
356impl futures::Stream for DeviceRequestStream {
357    type Item = Result<DeviceRequest, fidl::Error>;
358
359    fn poll_next(
360        mut self: std::pin::Pin<&mut Self>,
361        cx: &mut std::task::Context<'_>,
362    ) -> std::task::Poll<Option<Self::Item>> {
363        let this = &mut *self;
364        if this.inner.check_shutdown(cx) {
365            this.is_terminated = true;
366            return std::task::Poll::Ready(None);
367        }
368        if this.is_terminated {
369            panic!("polled DeviceRequestStream after completion");
370        }
371        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
372            |bytes, handles| {
373                match this.inner.channel().read_etc(cx, bytes, handles) {
374                    std::task::Poll::Ready(Ok(())) => {}
375                    std::task::Poll::Pending => return std::task::Poll::Pending,
376                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
377                        this.is_terminated = true;
378                        return std::task::Poll::Ready(None);
379                    }
380                    std::task::Poll::Ready(Err(e)) => {
381                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
382                            e.into(),
383                        ))))
384                    }
385                }
386
387                // A message has been received from the channel
388                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
389
390                std::task::Poll::Ready(Some(match header.ordinal {
391                    0xc169f6c7849333b => {
392                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
393                        let mut req = fidl::new_empty!(
394                            DeviceTransferRequest,
395                            fidl::encoding::DefaultFuchsiaResourceDialect
396                        );
397                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<DeviceTransferRequest>(&header, _body_bytes, handles, &mut req)?;
398                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
399                        Ok(DeviceRequest::Transfer {
400                            transactions: req.transactions,
401
402                            responder: DeviceTransferResponder {
403                                control_handle: std::mem::ManuallyDrop::new(control_handle),
404                                tx_id: header.tx_id,
405                            },
406                        })
407                    }
408                    0x745268a50651f102 => {
409                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
410                        let mut req = fidl::new_empty!(
411                            fidl::encoding::EmptyPayload,
412                            fidl::encoding::DefaultFuchsiaResourceDialect
413                        );
414                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
415                        let control_handle = DeviceControlHandle { inner: this.inner.clone() };
416                        Ok(DeviceRequest::GetName {
417                            responder: DeviceGetNameResponder {
418                                control_handle: std::mem::ManuallyDrop::new(control_handle),
419                                tx_id: header.tx_id,
420                            },
421                        })
422                    }
423                    _ => Err(fidl::Error::UnknownOrdinal {
424                        ordinal: header.ordinal,
425                        protocol_name:
426                            <DeviceMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
427                    }),
428                }))
429            },
430        )
431    }
432}
433
434#[derive(Debug)]
435pub enum DeviceRequest {
436    /// Issue one or more transactions to a particular I2C device.
437    ///
438    /// Each `Transaction` is performed in the order in which it appears in `transactions`. Data for
439    /// read transfers (if there are any) is returned through `read_data`, which has one entry for
440    /// each read transfer in `transactions`. Transaction processing continues until all transfers
441    /// have been completed, an error occurs, or the target issues a NACK in response to a write
442    /// transfer.
443    ///
444    /// The possible error values are:
445    ///   ZX_ERR_INVALID_ARGS: `transactions` has zero elements, `data_transfer` was not specified
446    ///     for a `Transaction`, or there was a zero-length `DataTransfer`.
447    ///   ZX_ERR_OUT_OF_RANGE: A `DataTransfer` was too large to be handled by this I2C controller.
448    ///   ZX_ERR_IO_NOT_PRESENT: The device did not respond to its I2C address.
449    ///   ZX_ERR_IO_REFUSED: The device issued a NACK before the end of a write transfer.
450    Transfer { transactions: Vec<Transaction>, responder: DeviceTransferResponder },
451    /// Get the name of this I2C Device. Returns ZX_ERR_NOT_SUPPORTED if the
452    /// name is unspecified or the empty string.
453    GetName { responder: DeviceGetNameResponder },
454}
455
456impl DeviceRequest {
457    #[allow(irrefutable_let_patterns)]
458    pub fn into_transfer(self) -> Option<(Vec<Transaction>, DeviceTransferResponder)> {
459        if let DeviceRequest::Transfer { transactions, responder } = self {
460            Some((transactions, responder))
461        } else {
462            None
463        }
464    }
465
466    #[allow(irrefutable_let_patterns)]
467    pub fn into_get_name(self) -> Option<(DeviceGetNameResponder)> {
468        if let DeviceRequest::GetName { responder } = self {
469            Some((responder))
470        } else {
471            None
472        }
473    }
474
475    /// Name of the method defined in FIDL
476    pub fn method_name(&self) -> &'static str {
477        match *self {
478            DeviceRequest::Transfer { .. } => "transfer",
479            DeviceRequest::GetName { .. } => "get_name",
480        }
481    }
482}
483
484#[derive(Debug, Clone)]
485pub struct DeviceControlHandle {
486    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
487}
488
489impl fidl::endpoints::ControlHandle for DeviceControlHandle {
490    fn shutdown(&self) {
491        self.inner.shutdown()
492    }
493    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
494        self.inner.shutdown_with_epitaph(status)
495    }
496
497    fn is_closed(&self) -> bool {
498        self.inner.channel().is_closed()
499    }
500    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
501        self.inner.channel().on_closed()
502    }
503
504    #[cfg(target_os = "fuchsia")]
505    fn signal_peer(
506        &self,
507        clear_mask: zx::Signals,
508        set_mask: zx::Signals,
509    ) -> Result<(), zx_status::Status> {
510        use fidl::Peered;
511        self.inner.channel().signal_peer(clear_mask, set_mask)
512    }
513}
514
515impl DeviceControlHandle {}
516
517#[must_use = "FIDL methods require a response to be sent"]
518#[derive(Debug)]
519pub struct DeviceTransferResponder {
520    control_handle: std::mem::ManuallyDrop<DeviceControlHandle>,
521    tx_id: u32,
522}
523
524/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
525/// if the responder is dropped without sending a response, so that the client
526/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
527impl std::ops::Drop for DeviceTransferResponder {
528    fn drop(&mut self) {
529        self.control_handle.shutdown();
530        // Safety: drops once, never accessed again
531        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
532    }
533}
534
535impl fidl::endpoints::Responder for DeviceTransferResponder {
536    type ControlHandle = DeviceControlHandle;
537
538    fn control_handle(&self) -> &DeviceControlHandle {
539        &self.control_handle
540    }
541
542    fn drop_without_shutdown(mut self) {
543        // Safety: drops once, never accessed again due to mem::forget
544        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
545        // Prevent Drop from running (which would shut down the channel)
546        std::mem::forget(self);
547    }
548}
549
550impl DeviceTransferResponder {
551    /// Sends a response to the FIDL transaction.
552    ///
553    /// Sets the channel to shutdown if an error occurs.
554    pub fn send(self, mut result: Result<&[Vec<u8>], i32>) -> Result<(), fidl::Error> {
555        let _result = self.send_raw(result);
556        if _result.is_err() {
557            self.control_handle.shutdown();
558        }
559        self.drop_without_shutdown();
560        _result
561    }
562
563    /// Similar to "send" but does not shutdown the channel if an error occurs.
564    pub fn send_no_shutdown_on_err(
565        self,
566        mut result: Result<&[Vec<u8>], i32>,
567    ) -> Result<(), fidl::Error> {
568        let _result = self.send_raw(result);
569        self.drop_without_shutdown();
570        _result
571    }
572
573    fn send_raw(&self, mut result: Result<&[Vec<u8>], i32>) -> Result<(), fidl::Error> {
574        self.control_handle.inner.send::<fidl::encoding::ResultType<DeviceTransferResponse, i32>>(
575            result.map(|read_data| (read_data,)),
576            self.tx_id,
577            0xc169f6c7849333b,
578            fidl::encoding::DynamicFlags::empty(),
579        )
580    }
581}
582
583#[must_use = "FIDL methods require a response to be sent"]
584#[derive(Debug)]
585pub struct DeviceGetNameResponder {
586    control_handle: std::mem::ManuallyDrop<DeviceControlHandle>,
587    tx_id: u32,
588}
589
590/// Set the the channel to be shutdown (see [`DeviceControlHandle::shutdown`])
591/// if the responder is dropped without sending a response, so that the client
592/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
593impl std::ops::Drop for DeviceGetNameResponder {
594    fn drop(&mut self) {
595        self.control_handle.shutdown();
596        // Safety: drops once, never accessed again
597        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
598    }
599}
600
601impl fidl::endpoints::Responder for DeviceGetNameResponder {
602    type ControlHandle = DeviceControlHandle;
603
604    fn control_handle(&self) -> &DeviceControlHandle {
605        &self.control_handle
606    }
607
608    fn drop_without_shutdown(mut self) {
609        // Safety: drops once, never accessed again due to mem::forget
610        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
611        // Prevent Drop from running (which would shut down the channel)
612        std::mem::forget(self);
613    }
614}
615
616impl DeviceGetNameResponder {
617    /// Sends a response to the FIDL transaction.
618    ///
619    /// Sets the channel to shutdown if an error occurs.
620    pub fn send(self, mut result: Result<&str, i32>) -> Result<(), fidl::Error> {
621        let _result = self.send_raw(result);
622        if _result.is_err() {
623            self.control_handle.shutdown();
624        }
625        self.drop_without_shutdown();
626        _result
627    }
628
629    /// Similar to "send" but does not shutdown the channel if an error occurs.
630    pub fn send_no_shutdown_on_err(self, mut result: Result<&str, i32>) -> Result<(), fidl::Error> {
631        let _result = self.send_raw(result);
632        self.drop_without_shutdown();
633        _result
634    }
635
636    fn send_raw(&self, mut result: Result<&str, i32>) -> Result<(), fidl::Error> {
637        self.control_handle.inner.send::<fidl::encoding::ResultType<DeviceGetNameResponse, i32>>(
638            result.map(|name| (name,)),
639            self.tx_id,
640            0x745268a50651f102,
641            fidl::encoding::DynamicFlags::empty(),
642        )
643    }
644}
645
646#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
647pub struct ServiceMarker;
648
649#[cfg(target_os = "fuchsia")]
650impl fidl::endpoints::ServiceMarker for ServiceMarker {
651    type Proxy = ServiceProxy;
652    type Request = ServiceRequest;
653    const SERVICE_NAME: &'static str = "fuchsia.hardware.i2c.Service";
654}
655
656/// A request for one of the member protocols of Service.
657///
658#[cfg(target_os = "fuchsia")]
659pub enum ServiceRequest {
660    Device(DeviceRequestStream),
661}
662
663#[cfg(target_os = "fuchsia")]
664impl fidl::endpoints::ServiceRequest for ServiceRequest {
665    type Service = ServiceMarker;
666
667    fn dispatch(name: &str, _channel: fidl::AsyncChannel) -> Self {
668        match name {
669            "device" => Self::Device(
670                <DeviceRequestStream as fidl::endpoints::RequestStream>::from_channel(_channel),
671            ),
672            _ => panic!("no such member protocol name for service Service"),
673        }
674    }
675
676    fn member_names() -> &'static [&'static str] {
677        &["device"]
678    }
679}
680#[cfg(target_os = "fuchsia")]
681pub struct ServiceProxy(#[allow(dead_code)] Box<dyn fidl::endpoints::MemberOpener>);
682
683#[cfg(target_os = "fuchsia")]
684impl fidl::endpoints::ServiceProxy for ServiceProxy {
685    type Service = ServiceMarker;
686
687    fn from_member_opener(opener: Box<dyn fidl::endpoints::MemberOpener>) -> Self {
688        Self(opener)
689    }
690}
691
692#[cfg(target_os = "fuchsia")]
693impl ServiceProxy {
694    pub fn connect_to_device(&self) -> Result<DeviceProxy, fidl::Error> {
695        let (proxy, server_end) = fidl::endpoints::create_proxy::<DeviceMarker>();
696        self.connect_channel_to_device(server_end)?;
697        Ok(proxy)
698    }
699
700    /// Like `connect_to_device`, but returns a sync proxy.
701    /// See [`Self::connect_to_device`] for more details.
702    pub fn connect_to_device_sync(&self) -> Result<DeviceSynchronousProxy, fidl::Error> {
703        let (proxy, server_end) = fidl::endpoints::create_sync_proxy::<DeviceMarker>();
704        self.connect_channel_to_device(server_end)?;
705        Ok(proxy)
706    }
707
708    /// Like `connect_to_device`, but accepts a server end.
709    /// See [`Self::connect_to_device`] for more details.
710    pub fn connect_channel_to_device(
711        &self,
712        server_end: fidl::endpoints::ServerEnd<DeviceMarker>,
713    ) -> Result<(), fidl::Error> {
714        self.0.open_member("device", server_end.into_channel())
715    }
716
717    pub fn instance_name(&self) -> &str {
718        self.0.instance_name()
719    }
720}
721
722mod internal {
723    use super::*;
724}
fidl_fuchsia_hardware_i2c/fidl_fuchsia_hardware_i2c.rs

fidl_fuchsia_hardware_i2c/
fidl_fuchsia_hardware_i2c.rs
