Struct pin_cursor::PinCursor

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

Methods

impl<T> PinCursor<T> where
    T: Unpin,
    Cursor<T>: Write + Read + Seek, 

pub fn wrap(c: Cursor<T>) -> Self

pub fn unwrap(self) -> Cursor<T>

pub fn position(&self) -> u64

pub fn set_position(self: Pin<&mut Self>, pos: u64)

pub fn write<'a>(
    self: Pin<&'a mut Self>,
    buf: &'a [u8]
) -> impl Future<Output = Result<usize>> + 'a

pub fn read<'a>(
    self: Pin<&'a mut Self>,
    buf: &'a mut [u8]
) -> impl Future<Output = Result<usize>> + 'a

pub fn seek(
    self: Pin<&mut Self>,
    pos: SeekFrom
) -> impl Future<Output = Result<u64>> + '_

Trait Implementations

impl<T> AsyncRead for PinCursor<T> where
    T: Unpin,
    Cursor<T>: Read, 

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

Attempt to read from the AsyncRead into buf.

fn poll_read_vectored(
    self: Pin<&mut Self>,
    cx: &mut Context,
    bufs: &mut [IoSliceMut]
) -> Poll<Result<usize>>

Attempt to read from the AsyncRead into bufs using vectored IO operations.

impl<T> AsyncSeek for PinCursor<T> where
    T: Unpin,
    Cursor<T>: Seek, 

fn poll_seek(
    self: Pin<&mut Self>,
    cx: &mut Context,
    pos: SeekFrom
) -> Poll<Result<u64>>

Attempt to seek to an offset, in bytes, in a stream.

impl<T> AsyncWrite for PinCursor<T> where
    T: Unpin,
    Cursor<T>: Write, 

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

Attempt to write bytes from buf into the object.

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

Attempt to write bytes from bufs into the object using vectored IO operations.

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

Attempt to flush the object, ensuring that any buffered data reach their destination.

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

Attempt to close the object.

impl<'__pin, T> Unpin for PinCursor<T> where
    __Origin<'__pin, T>: Unpin,