Struct ChildStdin

pub struct ChildStdin { /* private fields */ }

Available on crate feature process only.

The standard input stream for spawned children.

This type implements the AsyncWrite trait to pass data to the stdin handle of a child process asynchronously.

Implementations

impl ChildStdin

pub fn into_owned_fd(self) -> Result<OwnedFd>

Available on Unix only.

Convert into OwnedFd.

impl ChildStdin

pub fn into_owned_handle(self) -> Result<OwnedHandle>

Available on Windows only.

Convert into OwnedHandle.

impl ChildStdin

pub fn from_std(inner: ChildStdin) -> Result<Self>

Creates an asynchronous ChildStdin from a synchronous one.

Errors

This method may fail if an error is encountered when setting the pipe to non-blocking mode, or when registering the pipe with the runtime’s IO driver.

Trait Implementations

impl AsFd for ChildStdin

Available on Unix only.

fn as_fd(&self) -> BorrowedFd<'_>

Borrows the file descriptor. Read more

impl AsHandle for ChildStdin

Available on Windows only.

fn as_handle(&self) -> BorrowedHandle<'_>

Available on docsrs and Unix and (crate features fs or net) only.

See std::os::windows::io::AsHandle::as_handle

impl AsRawFd for ChildStdin

Available on Unix only.

fn as_raw_fd(&self) -> RawFd

Extracts the raw file descriptor. Read more

impl AsRawHandle for ChildStdin

Available on Windows only.

fn as_raw_handle(&self) -> RawHandle

Available on docsrs and Unix and (crate features fs or net) only.

See std::os::windows::io::AsRawHandle::as_raw_handle

impl AsyncWrite for ChildStdin

fn poll_write( self: Pin<&mut Self>, cx: &mut Context<'_>, buf: &[u8], ) -> Poll<Result<usize>>

Attempt to write bytes from buf into the object. Read more

fn poll_flush(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>>

Attempts to flush the object, ensuring that any buffered data reach their destination. Read more

fn poll_shutdown(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>>

Initiates or attempts to shut down this writer, returning success when the I/O connection has completely shut down. Read more

fn poll_write_vectored( self: Pin<&mut Self>, cx: &mut Context<'_>, bufs: &[IoSlice<'_>], ) -> Poll<Result<usize, Error>>

Like poll_write, except that it writes from a slice of buffers. Read more

fn is_write_vectored(&self) -> bool

Determines if this writer has an efficient poll_write_vectored implementation. Read more

impl Debug for ChildStdin

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl TryInto<Stdio> for ChildStdin

type Error = Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<Stdio, Self::Error>

Performs the conversion.

Auto Trait Implementations

impl Freeze for ChildStdin

impl RefUnwindSafe for ChildStdin

impl Send for ChildStdin

impl Sync for ChildStdin

impl Unpin for ChildStdin

impl UnsafeUnpin for ChildStdin

impl UnwindSafe for ChildStdin

Blanket Implementations

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<W> AsyncWriteExt for W
where W: AsyncWrite + ?Sized,

fn write<'a>(&'a mut self, src: &'a [u8]) -> Write<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a buffer into this writer, returning how many bytes were written. Read more

fn write_vectored<'a, 'b>( &'a mut self, bufs: &'a [IoSlice<'b>], ) -> WriteVectored<'a, 'b, Self>
where Self: Unpin,

Available on crate feature io-util only.

Like write, except that it writes from a slice of buffers. Read more

fn write_buf<'a, B>(&'a mut self, src: &'a mut B) -> WriteBuf<'a, Self, B>
where Self: Sized + Unpin, B: Buf,

Available on crate feature io-util only.

Writes a buffer into this writer, advancing the buffer’s internal cursor. Read more

fn write_all_buf<'a, B>( &'a mut self, src: &'a mut B, ) -> WriteAllBuf<'a, Self, B>
where Self: Sized + Unpin, B: Buf,

Available on crate feature io-util only.

Attempts to write an entire buffer into this writer. Read more

fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
where Self: Unpin,

Available on crate feature io-util only.

Attempts to write an entire buffer into this writer. Read more

fn write_u8(&mut self, n: u8) -> WriteU8<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 8-bit integer to the underlying writer. Read more

fn write_i8(&mut self, n: i8) -> WriteI8<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a signed 8-bit integer to the underlying writer. Read more

fn write_u16(&mut self, n: u16) -> WriteU16<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 16-bit integer in big-endian order to the underlying writer. Read more

fn write_i16(&mut self, n: i16) -> WriteI16<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a signed 16-bit integer in big-endian order to the underlying writer. Read more

fn write_u32(&mut self, n: u32) -> WriteU32<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 32-bit integer in big-endian order to the underlying writer. Read more

fn write_i32(&mut self, n: i32) -> WriteI32<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a signed 32-bit integer in big-endian order to the underlying writer. Read more

fn write_u64(&mut self, n: u64) -> WriteU64<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 64-bit integer in big-endian order to the underlying writer. Read more

fn write_i64(&mut self, n: i64) -> WriteI64<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an signed 64-bit integer in big-endian order to the underlying writer. Read more

fn write_u128(&mut self, n: u128) -> WriteU128<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 128-bit integer in big-endian order to the underlying writer. Read more

fn write_i128(&mut self, n: i128) -> WriteI128<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an signed 128-bit integer in big-endian order to the underlying writer. Read more

fn write_f32(&mut self, n: f32) -> WriteF32<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an 32-bit floating point type in big-endian order to the underlying writer. Read more

fn write_f64(&mut self, n: f64) -> WriteF64<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an 64-bit floating point type in big-endian order to the underlying writer. Read more

fn write_u16_le(&mut self, n: u16) -> WriteU16Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 16-bit integer in little-endian order to the underlying writer. Read more

fn write_i16_le(&mut self, n: i16) -> WriteI16Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a signed 16-bit integer in little-endian order to the underlying writer. Read more

fn write_u32_le(&mut self, n: u32) -> WriteU32Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 32-bit integer in little-endian order to the underlying writer. Read more

fn write_i32_le(&mut self, n: i32) -> WriteI32Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes a signed 32-bit integer in little-endian order to the underlying writer. Read more

fn write_u64_le(&mut self, n: u64) -> WriteU64Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 64-bit integer in little-endian order to the underlying writer. Read more

fn write_i64_le(&mut self, n: i64) -> WriteI64Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an signed 64-bit integer in little-endian order to the underlying writer. Read more

fn write_u128_le(&mut self, n: u128) -> WriteU128Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an unsigned 128-bit integer in little-endian order to the underlying writer. Read more

fn write_i128_le(&mut self, n: i128) -> WriteI128Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an signed 128-bit integer in little-endian order to the underlying writer. Read more

fn write_f32_le(&mut self, n: f32) -> WriteF32Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an 32-bit floating point type in little-endian order to the underlying writer. Read more

fn write_f64_le(&mut self, n: f64) -> WriteF64Le<&mut Self>
where Self: Unpin,

Available on crate feature io-util only.

Writes an 64-bit floating point type in little-endian order to the underlying writer. Read more

fn flush(&mut self) -> Flush<'_, Self>
where Self: Unpin,

Available on crate feature io-util only.

Flushes this output stream, ensuring that all intermediately buffered contents reach their destination. Read more

fn shutdown(&mut self) -> Shutdown<'_, Self>
where Self: Unpin,

Available on crate feature io-util only.

Shuts down the output stream, ensuring that the value can be dropped cleanly. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self> ⓘ

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self> ⓘ

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

MIT License
Copyright © Tokio Contributors
https://docs.rs/tokio/1.53.1/tokio/process/struct.ChildStdin.html

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