Struct PinCursor

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

Implementations

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,