fidl_fuchsia_input_interaction/
fidl_fuchsia_input_interaction.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_input_interaction_common::*;
11use futures::future::{self, MaybeDone, TryFutureExt};
12use zx_status;
13
14#[derive(Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
15pub struct NotifierWatchStateResponse {
16    pub state: State,
17}
18
19impl fidl::Standalone<fidl::encoding::DefaultFuchsiaResourceDialect>
20    for NotifierWatchStateResponse
21{
22}
23
24#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
25pub struct NotifierMarker;
26
27impl fidl::endpoints::ProtocolMarker for NotifierMarker {
28    type Proxy = NotifierProxy;
29    type RequestStream = NotifierRequestStream;
30    #[cfg(target_os = "fuchsia")]
31    type SynchronousProxy = NotifierSynchronousProxy;
32
33    const DEBUG_NAME: &'static str = "fuchsia.input.interaction.Notifier";
34}
35impl fidl::endpoints::DiscoverableProtocolMarker for NotifierMarker {}
36
37pub trait NotifierProxyInterface: Send + Sync {
38    type WatchStateResponseFut: std::future::Future<Output = Result<State, fidl::Error>> + Send;
39    fn r#watch_state(&self) -> Self::WatchStateResponseFut;
40}
41#[derive(Debug)]
42#[cfg(target_os = "fuchsia")]
43pub struct NotifierSynchronousProxy {
44    client: fidl::client::sync::Client,
45}
46
47#[cfg(target_os = "fuchsia")]
48impl fidl::endpoints::SynchronousProxy for NotifierSynchronousProxy {
49    type Proxy = NotifierProxy;
50    type Protocol = NotifierMarker;
51
52    fn from_channel(inner: fidl::Channel) -> Self {
53        Self::new(inner)
54    }
55
56    fn into_channel(self) -> fidl::Channel {
57        self.client.into_channel()
58    }
59
60    fn as_channel(&self) -> &fidl::Channel {
61        self.client.as_channel()
62    }
63}
64
65#[cfg(target_os = "fuchsia")]
66impl NotifierSynchronousProxy {
67    pub fn new(channel: fidl::Channel) -> Self {
68        let protocol_name = <NotifierMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
69        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
70    }
71
72    pub fn into_channel(self) -> fidl::Channel {
73        self.client.into_channel()
74    }
75
76    /// Waits until an event arrives and returns it. It is safe for other
77    /// threads to make concurrent requests while waiting for an event.
78    pub fn wait_for_event(
79        &self,
80        deadline: zx::MonotonicInstant,
81    ) -> Result<NotifierEvent, fidl::Error> {
82        NotifierEvent::decode(self.client.wait_for_event(deadline)?)
83    }
84
85    /// Subscribe to changes in the system's state with a hanging-get FIDL
86    /// pattern.
87    ///
88    /// The server will always respond immediately with the initial state,
89    /// and after that whenever the system's state changes.
90    pub fn r#watch_state(&self, ___deadline: zx::MonotonicInstant) -> Result<State, fidl::Error> {
91        let _response =
92            self.client.send_query::<fidl::encoding::EmptyPayload, NotifierWatchStateResponse>(
93                (),
94                0xf379d6bc002e8ee,
95                fidl::encoding::DynamicFlags::empty(),
96                ___deadline,
97            )?;
98        Ok(_response.state)
99    }
100}
101
102#[cfg(target_os = "fuchsia")]
103impl From<NotifierSynchronousProxy> for zx::Handle {
104    fn from(value: NotifierSynchronousProxy) -> Self {
105        value.into_channel().into()
106    }
107}
108
109#[cfg(target_os = "fuchsia")]
110impl From<fidl::Channel> for NotifierSynchronousProxy {
111    fn from(value: fidl::Channel) -> Self {
112        Self::new(value)
113    }
114}
115
116#[derive(Debug, Clone)]
117pub struct NotifierProxy {
118    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
119}
120
121impl fidl::endpoints::Proxy for NotifierProxy {
122    type Protocol = NotifierMarker;
123
124    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
125        Self::new(inner)
126    }
127
128    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
129        self.client.into_channel().map_err(|client| Self { client })
130    }
131
132    fn as_channel(&self) -> &::fidl::AsyncChannel {
133        self.client.as_channel()
134    }
135}
136
137impl NotifierProxy {
138    /// Create a new Proxy for fuchsia.input.interaction/Notifier.
139    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
140        let protocol_name = <NotifierMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
141        Self { client: fidl::client::Client::new(channel, protocol_name) }
142    }
143
144    /// Get a Stream of events from the remote end of the protocol.
145    ///
146    /// # Panics
147    ///
148    /// Panics if the event stream was already taken.
149    pub fn take_event_stream(&self) -> NotifierEventStream {
150        NotifierEventStream { event_receiver: self.client.take_event_receiver() }
151    }
152
153    /// Subscribe to changes in the system's state with a hanging-get FIDL
154    /// pattern.
155    ///
156    /// The server will always respond immediately with the initial state,
157    /// and after that whenever the system's state changes.
158    pub fn r#watch_state(
159        &self,
160    ) -> fidl::client::QueryResponseFut<State, fidl::encoding::DefaultFuchsiaResourceDialect> {
161        NotifierProxyInterface::r#watch_state(self)
162    }
163}
164
165impl NotifierProxyInterface for NotifierProxy {
166    type WatchStateResponseFut =
167        fidl::client::QueryResponseFut<State, fidl::encoding::DefaultFuchsiaResourceDialect>;
168    fn r#watch_state(&self) -> Self::WatchStateResponseFut {
169        fn _decode(
170            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
171        ) -> Result<State, fidl::Error> {
172            let _response = fidl::client::decode_transaction_body::<
173                NotifierWatchStateResponse,
174                fidl::encoding::DefaultFuchsiaResourceDialect,
175                0xf379d6bc002e8ee,
176            >(_buf?)?;
177            Ok(_response.state)
178        }
179        self.client.send_query_and_decode::<fidl::encoding::EmptyPayload, State>(
180            (),
181            0xf379d6bc002e8ee,
182            fidl::encoding::DynamicFlags::empty(),
183            _decode,
184        )
185    }
186}
187
188pub struct NotifierEventStream {
189    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
190}
191
192impl std::marker::Unpin for NotifierEventStream {}
193
194impl futures::stream::FusedStream for NotifierEventStream {
195    fn is_terminated(&self) -> bool {
196        self.event_receiver.is_terminated()
197    }
198}
199
200impl futures::Stream for NotifierEventStream {
201    type Item = Result<NotifierEvent, fidl::Error>;
202
203    fn poll_next(
204        mut self: std::pin::Pin<&mut Self>,
205        cx: &mut std::task::Context<'_>,
206    ) -> std::task::Poll<Option<Self::Item>> {
207        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
208            &mut self.event_receiver,
209            cx
210        )?) {
211            Some(buf) => std::task::Poll::Ready(Some(NotifierEvent::decode(buf))),
212            None => std::task::Poll::Ready(None),
213        }
214    }
215}
216
217#[derive(Debug)]
218pub enum NotifierEvent {}
219
220impl NotifierEvent {
221    /// Decodes a message buffer as a [`NotifierEvent`].
222    fn decode(
223        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
224    ) -> Result<NotifierEvent, fidl::Error> {
225        let (bytes, _handles) = buf.split_mut();
226        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
227        debug_assert_eq!(tx_header.tx_id, 0);
228        match tx_header.ordinal {
229            _ => Err(fidl::Error::UnknownOrdinal {
230                ordinal: tx_header.ordinal,
231                protocol_name: <NotifierMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
232            }),
233        }
234    }
235}
236
237/// A Stream of incoming requests for fuchsia.input.interaction/Notifier.
238pub struct NotifierRequestStream {
239    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
240    is_terminated: bool,
241}
242
243impl std::marker::Unpin for NotifierRequestStream {}
244
245impl futures::stream::FusedStream for NotifierRequestStream {
246    fn is_terminated(&self) -> bool {
247        self.is_terminated
248    }
249}
250
251impl fidl::endpoints::RequestStream for NotifierRequestStream {
252    type Protocol = NotifierMarker;
253    type ControlHandle = NotifierControlHandle;
254
255    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
256        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
257    }
258
259    fn control_handle(&self) -> Self::ControlHandle {
260        NotifierControlHandle { inner: self.inner.clone() }
261    }
262
263    fn into_inner(
264        self,
265    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
266    {
267        (self.inner, self.is_terminated)
268    }
269
270    fn from_inner(
271        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
272        is_terminated: bool,
273    ) -> Self {
274        Self { inner, is_terminated }
275    }
276}
277
278impl futures::Stream for NotifierRequestStream {
279    type Item = Result<NotifierRequest, 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        let this = &mut *self;
286        if this.inner.check_shutdown(cx) {
287            this.is_terminated = true;
288            return std::task::Poll::Ready(None);
289        }
290        if this.is_terminated {
291            panic!("polled NotifierRequestStream after completion");
292        }
293        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
294            |bytes, handles| {
295                match this.inner.channel().read_etc(cx, bytes, handles) {
296                    std::task::Poll::Ready(Ok(())) => {}
297                    std::task::Poll::Pending => return std::task::Poll::Pending,
298                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
299                        this.is_terminated = true;
300                        return std::task::Poll::Ready(None);
301                    }
302                    std::task::Poll::Ready(Err(e)) => {
303                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
304                            e.into(),
305                        ))))
306                    }
307                }
308
309                // A message has been received from the channel
310                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
311
312                std::task::Poll::Ready(Some(match header.ordinal {
313                    0xf379d6bc002e8ee => {
314                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
315                        let mut req = fidl::new_empty!(
316                            fidl::encoding::EmptyPayload,
317                            fidl::encoding::DefaultFuchsiaResourceDialect
318                        );
319                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<fidl::encoding::EmptyPayload>(&header, _body_bytes, handles, &mut req)?;
320                        let control_handle = NotifierControlHandle { inner: this.inner.clone() };
321                        Ok(NotifierRequest::WatchState {
322                            responder: NotifierWatchStateResponder {
323                                control_handle: std::mem::ManuallyDrop::new(control_handle),
324                                tx_id: header.tx_id,
325                            },
326                        })
327                    }
328                    _ => Err(fidl::Error::UnknownOrdinal {
329                        ordinal: header.ordinal,
330                        protocol_name:
331                            <NotifierMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
332                    }),
333                }))
334            },
335        )
336    }
337}
338
339/// The Notifier protocol offers a subscription interface through
340/// which clients can watch for changes in the system's activity state.
341#[derive(Debug)]
342pub enum NotifierRequest {
343    /// Subscribe to changes in the system's state with a hanging-get FIDL
344    /// pattern.
345    ///
346    /// The server will always respond immediately with the initial state,
347    /// and after that whenever the system's state changes.
348    WatchState { responder: NotifierWatchStateResponder },
349}
350
351impl NotifierRequest {
352    #[allow(irrefutable_let_patterns)]
353    pub fn into_watch_state(self) -> Option<(NotifierWatchStateResponder)> {
354        if let NotifierRequest::WatchState { responder } = self {
355            Some((responder))
356        } else {
357            None
358        }
359    }
360
361    /// Name of the method defined in FIDL
362    pub fn method_name(&self) -> &'static str {
363        match *self {
364            NotifierRequest::WatchState { .. } => "watch_state",
365        }
366    }
367}
368
369#[derive(Debug, Clone)]
370pub struct NotifierControlHandle {
371    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
372}
373
374impl fidl::endpoints::ControlHandle for NotifierControlHandle {
375    fn shutdown(&self) {
376        self.inner.shutdown()
377    }
378    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
379        self.inner.shutdown_with_epitaph(status)
380    }
381
382    fn is_closed(&self) -> bool {
383        self.inner.channel().is_closed()
384    }
385    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
386        self.inner.channel().on_closed()
387    }
388
389    #[cfg(target_os = "fuchsia")]
390    fn signal_peer(
391        &self,
392        clear_mask: zx::Signals,
393        set_mask: zx::Signals,
394    ) -> Result<(), zx_status::Status> {
395        use fidl::Peered;
396        self.inner.channel().signal_peer(clear_mask, set_mask)
397    }
398}
399
400impl NotifierControlHandle {}
401
402#[must_use = "FIDL methods require a response to be sent"]
403#[derive(Debug)]
404pub struct NotifierWatchStateResponder {
405    control_handle: std::mem::ManuallyDrop<NotifierControlHandle>,
406    tx_id: u32,
407}
408
409/// Set the the channel to be shutdown (see [`NotifierControlHandle::shutdown`])
410/// if the responder is dropped without sending a response, so that the client
411/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
412impl std::ops::Drop for NotifierWatchStateResponder {
413    fn drop(&mut self) {
414        self.control_handle.shutdown();
415        // Safety: drops once, never accessed again
416        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
417    }
418}
419
420impl fidl::endpoints::Responder for NotifierWatchStateResponder {
421    type ControlHandle = NotifierControlHandle;
422
423    fn control_handle(&self) -> &NotifierControlHandle {
424        &self.control_handle
425    }
426
427    fn drop_without_shutdown(mut self) {
428        // Safety: drops once, never accessed again due to mem::forget
429        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
430        // Prevent Drop from running (which would shut down the channel)
431        std::mem::forget(self);
432    }
433}
434
435impl NotifierWatchStateResponder {
436    /// Sends a response to the FIDL transaction.
437    ///
438    /// Sets the channel to shutdown if an error occurs.
439    pub fn send(self, mut state: State) -> Result<(), fidl::Error> {
440        let _result = self.send_raw(state);
441        if _result.is_err() {
442            self.control_handle.shutdown();
443        }
444        self.drop_without_shutdown();
445        _result
446    }
447
448    /// Similar to "send" but does not shutdown the channel if an error occurs.
449    pub fn send_no_shutdown_on_err(self, mut state: State) -> Result<(), fidl::Error> {
450        let _result = self.send_raw(state);
451        self.drop_without_shutdown();
452        _result
453    }
454
455    fn send_raw(&self, mut state: State) -> Result<(), fidl::Error> {
456        self.control_handle.inner.send::<NotifierWatchStateResponse>(
457            (state,),
458            self.tx_id,
459            0xf379d6bc002e8ee,
460            fidl::encoding::DynamicFlags::empty(),
461        )
462    }
463}
464
465mod internal {
466    use super::*;
467
468    impl fidl::encoding::ResourceTypeMarker for NotifierWatchStateResponse {
469        type Borrowed<'a> = &'a mut Self;
470        fn take_or_borrow<'a>(
471            value: &'a mut <Self as fidl::encoding::TypeMarker>::Owned,
472        ) -> Self::Borrowed<'a> {
473            value
474        }
475    }
476
477    unsafe impl fidl::encoding::TypeMarker for NotifierWatchStateResponse {
478        type Owned = Self;
479
480        #[inline(always)]
481        fn inline_align(_context: fidl::encoding::Context) -> usize {
482            4
483        }
484
485        #[inline(always)]
486        fn inline_size(_context: fidl::encoding::Context) -> usize {
487            4
488        }
489    }
490
491    unsafe impl
492        fidl::encoding::Encode<
493            NotifierWatchStateResponse,
494            fidl::encoding::DefaultFuchsiaResourceDialect,
495        > for &mut NotifierWatchStateResponse
496    {
497        #[inline]
498        unsafe fn encode(
499            self,
500            encoder: &mut fidl::encoding::Encoder<
501                '_,
502                fidl::encoding::DefaultFuchsiaResourceDialect,
503            >,
504            offset: usize,
505            _depth: fidl::encoding::Depth,
506        ) -> fidl::Result<()> {
507            encoder.debug_check_bounds::<NotifierWatchStateResponse>(offset);
508            // Delegate to tuple encoding.
509            fidl::encoding::Encode::<
510                NotifierWatchStateResponse,
511                fidl::encoding::DefaultFuchsiaResourceDialect,
512            >::encode(
513                (<State as fidl::encoding::ValueTypeMarker>::borrow(&self.state),),
514                encoder,
515                offset,
516                _depth,
517            )
518        }
519    }
520    unsafe impl<T0: fidl::encoding::Encode<State, fidl::encoding::DefaultFuchsiaResourceDialect>>
521        fidl::encoding::Encode<
522            NotifierWatchStateResponse,
523            fidl::encoding::DefaultFuchsiaResourceDialect,
524        > for (T0,)
525    {
526        #[inline]
527        unsafe fn encode(
528            self,
529            encoder: &mut fidl::encoding::Encoder<
530                '_,
531                fidl::encoding::DefaultFuchsiaResourceDialect,
532            >,
533            offset: usize,
534            depth: fidl::encoding::Depth,
535        ) -> fidl::Result<()> {
536            encoder.debug_check_bounds::<NotifierWatchStateResponse>(offset);
537            // Zero out padding regions. There's no need to apply masks
538            // because the unmasked parts will be overwritten by fields.
539            // Write the fields.
540            self.0.encode(encoder, offset + 0, depth)?;
541            Ok(())
542        }
543    }
544
545    impl fidl::encoding::Decode<Self, fidl::encoding::DefaultFuchsiaResourceDialect>
546        for NotifierWatchStateResponse
547    {
548        #[inline(always)]
549        fn new_empty() -> Self {
550            Self { state: fidl::new_empty!(State, fidl::encoding::DefaultFuchsiaResourceDialect) }
551        }
552
553        #[inline]
554        unsafe fn decode(
555            &mut self,
556            decoder: &mut fidl::encoding::Decoder<
557                '_,
558                fidl::encoding::DefaultFuchsiaResourceDialect,
559            >,
560            offset: usize,
561            _depth: fidl::encoding::Depth,
562        ) -> fidl::Result<()> {
563            decoder.debug_check_bounds::<Self>(offset);
564            // Verify that padding bytes are zero.
565            fidl::decode!(
566                State,
567                fidl::encoding::DefaultFuchsiaResourceDialect,
568                &mut self.state,
569                decoder,
570                offset + 0,
571                _depth
572            )?;
573            Ok(())
574        }
575    }
576}
fidl_fuchsia_input_interaction/fidl_fuchsia_input_interaction.rs

fidl_fuchsia_input_interaction/
fidl_fuchsia_input_interaction.rs
