[−][src]Struct futures::io::ReadHalf

[+] Show declaration

pub struct ReadHalf<T> { /* fields omitted */ }

[−]

The readable half of an object returned from AsyncRead::split.

Trait Implementations

`impl<T> Debug for ReadHalf<T> where T: Debug,` [src][+]

[+] Show hidden undocumented items

`fn fmt(&self, f: &mut Formatter) -> Result<(), Error>`[src][+]

`impl<R> AsyncRead for ReadHalf<R> where R: AsyncRead,` [src][+]

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`fn poll_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, buf: &mut [u8] ) -> Poll<Result<usize, Error>>`[src][+]

`fn poll_vectored_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, vec: &mut [&mut IoVec] ) -> Poll<Result<usize, Error>>`[src][+]

`unsafe fn initializer(&self) -> Initializer`[src][+]

Determines if this AsyncReader can work with buffers of uninitialized memory. Read more

Auto Trait Implementations

`impl<T> Send for ReadHalf<T> where T: Send,`

`impl<T> Sync for ReadHalf<T> where T: Send,`

Blanket Implementations

`impl<T> From for T`[src][+]

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`fn from(t: T) -> T`[src][+]

`impl<T, U> Into for T where U: From<T>,` [src][+]

[+] Show hidden undocumented items

`fn into(self) -> U`[src][+]

`impl<T, U> TryFrom for T where U: Into<T>,` [src][+]

[+] Show hidden undocumented items

`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>`[src][+]

`impl<T> Borrow for T where T: ?Sized,` [src][+]

[+] Show hidden undocumented items

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow(&self) -> &T`[src][+]

`impl<T> Any for T where T: 'static + ?Sized,` [src][+]

[+] Show hidden undocumented items

`fn type_id(&self) -> TypeId`[src][+]

`impl<T> BorrowMut for T where T: ?Sized,` [src][+]

[+] Show hidden undocumented items

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow_mut(&mut self) -> &mut T`[src][+]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src][+]

[+] Show hidden undocumented items

`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>`[src][+]

`impl<R> AsyncReadExt for R where R: AsyncRead + ?Sized,` [src][+]

ⓘImportant traits for CopyInto<'_, R, W>
Important traits for CopyInto<'_, R, W>
`impl<'_, R, W> Future for CopyInto<'_, R, W> where R: AsyncRead + Unpin + ?Sized, W: AsyncWrite + Unpin + ?Sized, type Output = Result<u64, Error>;`
`fn copy_into<W>(&'a mut self, writer: &'a mut W) -> CopyInto<'a, Self, W> where Self: Unpin, W: AsyncWrite + Unpin,` [src][+]

Creates a future which copies all the bytes from one object to another. Read more

ⓘImportant traits for Read<'_, R>
Important traits for Read<'_, R>
`impl<'_, R> Future for Read<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<usize, Error>;`
`fn read(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self> where Self: Unpin,` [src][+]

Tries to read some bytes directly into the given buf in asynchronous manner, returning a future type. Read more

ⓘImportant traits for ReadExact<'_, R>
Important traits for ReadExact<'_, R>
`impl<'_, R> Future for ReadExact<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<(), Error>;`
`fn read_exact(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self> where Self: Unpin,` [src][+]

Creates a future which will read exactly enough bytes to fill buf, returning an error if end of file (EOF) is hit sooner. Read more

ⓘImportant traits for ReadToEnd<'_, A>
Important traits for ReadToEnd<'_, A>
`impl<'_, A> Future for ReadToEnd<'_, A> where A: AsyncRead + Unpin + ?Sized, type Output = Result<(), Error>;`
`fn read_to_end(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self> where Self: Unpin,` [src][+]

Creates a future which will read all the bytes from this AsyncRead. Read more

`fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where Self: AsyncWrite,` [src][+]

Helper method for splitting this read/write object into two halves. Read more

ⓘImportant traits for Compat<W>
Important traits for Compat<W>
`impl<W> Write for Compat<W> where W: Unpin + AsyncWrite, impl<R> Read for Compat<R> where R: Unpin + AsyncRead,`
`fn compat(self) -> Compat<Self> where Self: Unpin,` [src][+]

Wraps an [AsyncRead] in a compatibility wrapper that allows it to be used as a futures 0.1 / tokio-io 0.1 AsyncRead. If the wrapped type implements [AsyncWrite] as well, the result will also implement the futures 0.1 / tokio 0.1 AsyncWrite trait. Read more

[−][src]Struct futures::io::ReadHalf

Trait Implementations

impl<T> Debug for ReadHalf<T> where T: Debug, [src][+]

fn fmt(&self, f: &mut Formatter) -> Result<(), Error>[src][+]

impl<R> AsyncRead for ReadHalf<R> where R: AsyncRead, [src][+]

fn poll_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, buf: &mut [u8]) -> Poll<Result<usize, Error>>[src][+]

fn poll_vectored_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, vec: &mut [&mut IoVec]) -> Poll<Result<usize, Error>>[src][+]

unsafe fn initializer(&self) -> Initializer[src][+]

Auto Trait Implementations

impl<T> Send for ReadHalf<T> where T: Send,

impl<T> Sync for ReadHalf<T> where T: Send,

Blanket Implementations

impl<T> From for T[src][+]

fn from(t: T) -> T[src][+]

impl<T, U> Into for T where U: From<T>, [src][+]

fn into(self) -> U[src][+]

impl<T, U> TryFrom for T where U: Into<T>, [src][+]

type Error = Infallible

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

impl<T> Borrow for T where T: ?Sized, [src][+]

ⓘImportant traits for &'_ mut FImportant traits for &'_ mut Fimpl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;fn borrow(&self) -> &T[src][+]

Important traits for &'_ mut F

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

fn type_id(&self) -> TypeId[src][+]

impl<T> BorrowMut for T where T: ?Sized, [src][+]

ⓘImportant traits for &'_ mut FImportant traits for &'_ mut Fimpl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;fn borrow_mut(&mut self) -> &mut T[src][+]

Important traits for &'_ mut F

impl<T, U> TryInto for T where U: TryFrom<T>, [src][+]

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

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

impl<R> AsyncReadExt for R where R: AsyncRead + ?Sized, [src][+]

Important traits for CopyInto<'_, R, W>

ⓘImportant traits for Read<'_, R>Important traits for Read<'_, R>impl<'_, R> Future for Read<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<usize, Error>;fn read(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self> where Self: Unpin, [src][+]

Important traits for Read<'_, R>

ⓘImportant traits for ReadExact<'_, R>Important traits for ReadExact<'_, R>impl<'_, R> Future for ReadExact<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<(), Error>;fn read_exact(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self> where Self: Unpin, [src][+]

Important traits for ReadExact<'_, R>

ⓘImportant traits for ReadToEnd<'_, A>Important traits for ReadToEnd<'_, A>impl<'_, A> Future for ReadToEnd<'_, A> where A: AsyncRead + Unpin + ?Sized, type Output = Result<(), Error>;fn read_to_end(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self> where Self: Unpin, [src][+]

Important traits for ReadToEnd<'_, A>

fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where Self: AsyncWrite, [src][+]

ⓘImportant traits for Compat<W>Important traits for Compat<W>impl<W> Write for Compat<W> where W: Unpin + AsyncWrite, impl<R> Read for Compat<R> where R: Unpin + AsyncRead, fn compat(self) -> Compat<Self> where Self: Unpin, [src][+]

Important traits for Compat<W>

`impl<T> Debug for ReadHalf<T> where T: Debug,` [src][+]

`fn fmt(&self, f: &mut Formatter) -> Result<(), Error>`[src][+]

`impl<R> AsyncRead for ReadHalf<R> where R: AsyncRead,` [src][+]

`fn poll_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, buf: &mut [u8] ) -> Poll<Result<usize, Error>>`[src][+]

`fn poll_vectored_read( self: Pin<&mut ReadHalf<R>>, cx: &mut Context, vec: &mut [&mut IoVec] ) -> Poll<Result<usize, Error>>`[src][+]

`unsafe fn initializer(&self) -> Initializer`[src][+]

`impl<T> Send for ReadHalf<T> where T: Send,`

`impl<T> Sync for ReadHalf<T> where T: Send,`

`impl<T> From for T`[src][+]

`fn from(t: T) -> T`[src][+]

`impl<T, U> Into for T where U: From<T>,` [src][+]

`fn into(self) -> U`[src][+]

`impl<T, U> TryFrom for T where U: Into<T>,` [src][+]

`type Error = Infallible`

`fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>`[src][+]

`impl<T> Borrow for T where T: ?Sized,` [src][+]

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow(&self) -> &T`[src][+]

`impl<T> Any for T where T: 'static + ?Sized,` [src][+]

`fn type_id(&self) -> TypeId`[src][+]

`impl<T> BorrowMut for T where T: ?Sized,` [src][+]

ⓘImportant traits for &'_ mut F
Important traits for &'_ mut F
`impl<'_, F> Future for &'_ mut F where F: Unpin + Future + ?Sized, type Output = <F as Future>::Output;`
`fn borrow_mut(&mut self) -> &mut T`[src][+]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src][+]

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

`fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>`[src][+]

`impl<R> AsyncReadExt for R where R: AsyncRead + ?Sized,` [src][+]

ⓘImportant traits for Read<'_, R>
Important traits for Read<'_, R>
`impl<'_, R> Future for Read<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<usize, Error>;`
`fn read(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self> where Self: Unpin,` [src][+]

ⓘImportant traits for ReadExact<'_, R>
Important traits for ReadExact<'_, R>
`impl<'_, R> Future for ReadExact<'_, R> where R: Unpin + AsyncRead + ?Sized, type Output = Result<(), Error>;`
`fn read_exact(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self> where Self: Unpin,` [src][+]

ⓘImportant traits for ReadToEnd<'_, A>
Important traits for ReadToEnd<'_, A>
`impl<'_, A> Future for ReadToEnd<'_, A> where A: AsyncRead + Unpin + ?Sized, type Output = Result<(), Error>;`
`fn read_to_end(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self> where Self: Unpin,` [src][+]

`fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where Self: AsyncWrite,` [src][+]

ⓘImportant traits for Compat<W>
Important traits for Compat<W>
`impl<W> Write for Compat<W> where W: Unpin + AsyncWrite, impl<R> Read for Compat<R> where R: Unpin + AsyncRead,`
`fn compat(self) -> Compat<Self> where Self: Unpin,` [src][+]