Struct readwrite::ReadWriteAsync [−][src]
pub struct ReadWriteAsync<R: AsyncRead, W: AsyncWrite>(pub R, pub W);
Combined async reader and writer.
Note that this struct is only present in readwrite
if "tokio" Cargo feature is enabled.
Waiting for RFC 1787 to make it better.
Methods
impl<R: AsyncRead, W: AsyncWrite> ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> ReadWriteAsync<R, W>
pub fn new(r: R, w: W) -> Self
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pub fn new(r: R, w: W) -> Self
Bundle separate async reader and writer into a combined pseudo-socket
pub fn borrow(&self) -> (&R, &W)
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pub fn borrow(&self) -> (&R, &W)
Borrow inner objects
pub fn borrow_read(&self) -> &R
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pub fn borrow_read(&self) -> &R
Borrow the reader
pub fn borrow_write(&self) -> &W
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pub fn borrow_write(&self) -> &W
Borrow the writer
pub fn borrow_mut(&mut self) -> (&mut R, &mut W)
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pub fn borrow_mut(&mut self) -> (&mut R, &mut W)
Mutably borrow inner objects
pub fn borrow_mut_read(&mut self) -> &mut R
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pub fn borrow_mut_read(&mut self) -> &mut R
Mutably borrow the reader
pub fn borrow_mut_write(&mut self) -> &mut W
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pub fn borrow_mut_write(&mut self) -> &mut W
Mutably borrow the writer
pub fn into_inner(self) -> (R, W)
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pub fn into_inner(self) -> (R, W)
Convert ReadWrite back into individual reader and writer pair
pub fn into_reader(self) -> R
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pub fn into_reader(self) -> R
Convert ReadWrite back into the reader, dropping the writer
pub fn into_writer(self) -> W
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pub fn into_writer(self) -> W
Convert ReadWrite back into the writer, dropping the reader
Trait Implementations
impl<R: AsyncRead, W: AsyncWrite> From<(R, W)> for ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> From<(R, W)> for ReadWriteAsync<R, W>
impl<R: AsyncRead, W: AsyncWrite> Read for ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> Read for ReadWriteAsync<R, W>
fn read(&mut self, buf: &mut [u8]) -> Result<usize>
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fn read(&mut self, buf: &mut [u8]) -> Result<usize>
Pull some bytes from this source into the specified buffer, returning how many bytes were read. Read more
unsafe fn initializer(&self) -> Initializer
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unsafe fn initializer(&self) -> Initializer
read_initializer
)Determines if this Read
er can work with buffers of uninitialized memory. Read more
fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize, Error>
1.0.0[src]
fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize, Error>
Read all bytes until EOF in this source, placing them into buf
. Read more
fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>
1.0.0[src]
fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>
Read all bytes until EOF in this source, appending them to buf
. Read more
fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Error>
1.6.0[src]
fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Error>
Read the exact number of bytes required to fill buf
. Read more
fn by_ref(&mut self) -> &mut Self
1.0.0[src]
fn by_ref(&mut self) -> &mut Self
Creates a "by reference" adaptor for this instance of Read
. Read more
fn bytes(self) -> Bytes<Self>
1.0.0[src]
fn bytes(self) -> Bytes<Self>
Transforms this Read
instance to an [Iterator
] over its bytes. Read more
fn chars(self) -> Chars<Self>
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fn chars(self) -> Chars<Self>
: Use str::from_utf8 instead: https://doc.rust-lang.org/nightly/std/str/struct.Utf8Error.html#examples
🔬 This is a nightly-only experimental API. (io
)
the semantics of a partial read/write of where errors happen is currently unclear and may change
Transforms this Read
instance to an [Iterator
] over [char
]s. Read more
fn chain<R>(self, next: R) -> Chain<Self, R> where
R: Read,
1.0.0[src]
fn chain<R>(self, next: R) -> Chain<Self, R> where
R: Read,
Creates an adaptor which will chain this stream with another. Read more
fn take(self, limit: u64) -> Take<Self>
1.0.0[src]
fn take(self, limit: u64) -> Take<Self>
Creates an adaptor which will read at most limit
bytes from it. Read more
impl<R: AsyncRead, W: AsyncWrite> AsyncRead for ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> AsyncRead for ReadWriteAsync<R, W>
unsafe fn prepare_uninitialized_buffer(&self, buf: &mut [u8]) -> bool
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unsafe fn prepare_uninitialized_buffer(&self, buf: &mut [u8]) -> bool
Prepares an uninitialized buffer to be safe to pass to read
. Returns true
if the supplied buffer was zeroed out. Read more
fn poll_read(&mut self, buf: &mut [u8]) -> Result<Async<usize>, Error>
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fn poll_read(&mut self, buf: &mut [u8]) -> Result<Async<usize>, Error>
Attempt to read from the AsyncRead
into buf
. Read more
fn read_buf<B>(&mut self, buf: &mut B) -> Result<Async<usize>, Error> where
B: BufMut,
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fn read_buf<B>(&mut self, buf: &mut B) -> Result<Async<usize>, Error> where
B: BufMut,
Pull some bytes from this source into the specified Buf
, returning how many bytes were read. Read more
fn framed<T>(self, codec: T) -> Framed<Self, T> where
Self: AsyncWrite,
T: Decoder + Encoder,
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fn framed<T>(self, codec: T) -> Framed<Self, T> where
Self: AsyncWrite,
T: Decoder + Encoder,
: Use tokio_codec::Decoder::framed instead
Provides a Stream
and Sink
interface for reading and writing to this Io
object, using Decode
and Encode
to read and write the raw data. Read more
fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where
Self: AsyncWrite,
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fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where
Self: AsyncWrite,
Helper method for splitting this read/write object into two halves. Read more
impl<R: AsyncRead, W: AsyncWrite> Write for ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> Write for ReadWriteAsync<R, W>
fn write(&mut self, buf: &[u8]) -> Result<usize>
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fn write(&mut self, buf: &[u8]) -> Result<usize>
Write a buffer into this object, returning how many bytes were written. Read more
fn flush(&mut self) -> Result<()>
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fn flush(&mut self) -> Result<()>
Flush this output stream, ensuring that all intermediately buffered contents reach their destination. Read more
fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>
1.0.0[src]
fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>
Attempts to write an entire buffer into this write. Read more
fn write_fmt(&mut self, fmt: Arguments) -> Result<(), Error>
1.0.0[src]
fn write_fmt(&mut self, fmt: Arguments) -> Result<(), Error>
Writes a formatted string into this writer, returning any error encountered. Read more
fn by_ref(&mut self) -> &mut Self
1.0.0[src]
fn by_ref(&mut self) -> &mut Self
Creates a "by reference" adaptor for this instance of Write
. Read more
impl<R: AsyncRead, W: AsyncWrite> AsyncWrite for ReadWriteAsync<R, W>
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impl<R: AsyncRead, W: AsyncWrite> AsyncWrite for ReadWriteAsync<R, W>
fn shutdown(&mut self) -> Poll<(), Error>
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fn shutdown(&mut self) -> Poll<(), Error>
Initiates or attempts to shut down this writer, returning success when the I/O connection has completely shut down. Read more
fn poll_write(&mut self, buf: &[u8]) -> Result<Async<usize>, Error>
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fn poll_write(&mut self, buf: &[u8]) -> Result<Async<usize>, Error>
Attempt to write bytes from buf
into the object. Read more
fn poll_flush(&mut self) -> Result<Async<()>, Error>
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fn poll_flush(&mut self) -> Result<Async<()>, Error>
Attempt to flush the object, ensuring that any buffered data reach their destination. Read more
fn write_buf<B>(&mut self, buf: &mut B) -> Result<Async<usize>, Error> where
B: Buf,
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fn write_buf<B>(&mut self, buf: &mut B) -> Result<Async<usize>, Error> where
B: Buf,
Write a Buf
into this value, returning how many bytes were written. Read more
Auto Trait Implementations
impl<R, W> Send for ReadWriteAsync<R, W> where
R: Send,
W: Send,
impl<R, W> Send for ReadWriteAsync<R, W> where
R: Send,
W: Send,
impl<R, W> Sync for ReadWriteAsync<R, W> where
R: Sync,
W: Sync,
impl<R, W> Sync for ReadWriteAsync<R, W> where
R: Sync,
W: Sync,