Struct IoContext

pub struct IoContext(/* private fields */);

Context for io read task

Implementations

impl IoContext

pub fn tag(&self) -> &'static str

Io tag

pub fn poll_read_ready(&self, cx: &mut Context<'_>) -> Poll<Readiness>

Check readiness for read operations

pub fn poll_write_ready(&self, cx: &mut Context<'_>) -> Poll<Readiness>

Check readiness for write operations

pub fn stop(&self, e: Option<Error>)

Stop io

pub fn init_shutdown(&self)

Initiate gracefully shutdown

pub fn is_stopped(&self) -> bool

Check if Io stopped

pub fn shutdown(&self, flush: bool, cx: &mut Context<'_>) -> Poll<()>

Wait when io get closed or preparing for close

pub fn get_read_buf(&self) -> BytesVec

Get read buffer

pub fn release_read_buf( &self, nbytes: usize, buf: BytesVec, result: Poll<Result<()>>, ) -> IoTaskStatus

Set read buffer

pub fn get_write_buf(&self) -> Option<BytesVec>

Get write buffer

pub fn release_write_buf( &self, buf: BytesVec, result: Poll<Result<usize>>, ) -> IoTaskStatus

Set write buffer

Trait Implementations

impl Clone for IoContext

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for IoContext

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

Formats the value using the given formatter.