wasi_common::sync::stdio

Struct Stdin

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pub struct Stdin(/* private fields */);
Available on crate feature sync only.

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impl AsFd for Stdin

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fn as_fd(&self) -> BorrowedFd<'_>

Borrows the file descriptor. Read more
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impl WasiFile for Stdin

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fn as_any(&self) -> &dyn Any

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fn pollable(&self) -> Option<BorrowedFd<'_>>

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fn get_filetype<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<FileType, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn read_vectored<'a, 'life0, 'life1, 'async_trait>( &'life0 self, bufs: &'life1 mut [IoSliceMut<'a>], ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn read_vectored_at<'a, 'life0, 'life1, 'async_trait>( &'life0 self, _bufs: &'life1 mut [IoSliceMut<'a>], _offset: u64, ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn seek<'life0, 'async_trait>( &'life0 self, _pos: SeekFrom, ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn peek<'life0, 'life1, 'async_trait>( &'life0 self, _buf: &'life1 mut [u8], ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn set_times<'life0, 'async_trait>( &'life0 self, atime: Option<SystemTimeSpec>, mtime: Option<SystemTimeSpec>, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn num_ready_bytes(&self) -> Result<u64, Error>

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fn isatty(&self) -> bool

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fn sock_accept<'life0, 'async_trait>( &'life0 self, _fdflags: FdFlags, ) -> Pin<Box<dyn Future<Output = Result<Box<dyn WasiFile>, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn sock_recv<'a, 'life0, 'life1, 'async_trait>( &'life0 self, _ri_data: &'life1 mut [IoSliceMut<'a>], _ri_flags: RiFlags, ) -> Pin<Box<dyn Future<Output = Result<(u64, RoFlags), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn sock_send<'a, 'life0, 'life1, 'async_trait>( &'life0 self, _si_data: &'life1 [IoSlice<'a>], _si_flags: SiFlags, ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn sock_shutdown<'life0, 'async_trait>( &'life0 self, _how: SdFlags, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn datasync<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn sync<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn get_fdflags<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<FdFlags, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn set_fdflags<'life0, 'async_trait>( &'life0 mut self, _flags: FdFlags, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn get_filestat<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<Filestat, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn set_filestat_size<'life0, 'async_trait>( &'life0 self, _size: u64, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn advise<'life0, 'async_trait>( &'life0 self, _offset: u64, _len: u64, _advice: Advice, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn write_vectored<'a, 'life0, 'life1, 'async_trait>( &'life0 self, _bufs: &'life1 [IoSlice<'a>], ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn write_vectored_at<'a, 'life0, 'life1, 'async_trait>( &'life0 self, _bufs: &'life1 [IoSlice<'a>], _offset: u64, ) -> Pin<Box<dyn Future<Output = Result<u64, Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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fn readable<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

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fn writable<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Auto Trait Implementations§

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impl Freeze for Stdin

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impl RefUnwindSafe for Stdin

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impl Send for Stdin

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impl Sync for Stdin

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impl Unpin for Stdin

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impl UnwindSafe for Stdin

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> AsFilelike for T
where T: AsFd,

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fn as_filelike(&self) -> BorrowedFd<'_>

Borrows the reference. Read more
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fn as_filelike_view<Target>(&self) -> FilelikeView<'_, Target>
where Target: FilelikeViewType,

Return a borrowing view of a resource which dereferences to a &Target. Read more
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impl<T> AsGrip for T
where T: AsFd,

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fn as_grip(&self) -> BorrowedFd<'_>

Extracts the grip.
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impl<T> AsSocketlike for T
where T: AsFd,

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fn as_socketlike(&self) -> BorrowedFd<'_>

Borrows the reference.
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fn as_socketlike_view<Target>(&self) -> SocketlikeView<'_, Target>
where Target: SocketlikeViewType,

Return a borrowing view of a resource which dereferences to a &Target. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> FileIoExt for T
where T: AsFilelike + IoExt,

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fn advise(&self, offset: u64, len: u64, advice: Advice) -> Result<(), Error>

Announce the expected access pattern of the data at the given offset.
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fn allocate(&self, offset: u64, len: u64) -> Result<(), Error>

Allocate space in the file, increasing the file size as needed, and ensuring that there are no holes under the given range.
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fn read_at(&self, buf: &mut [u8], offset: u64) -> Result<usize, Error>

Reads a number of bytes starting from a given offset. Read more
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fn read_exact_at(&self, buf: &mut [u8], offset: u64) -> Result<(), Error>

Reads the exact number of byte required to fill buf from the given offset. Read more
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fn read_vectored_at( &self, bufs: &mut [IoSliceMut<'_>], offset: u64, ) -> Result<usize, Error>

Is to read_vectored what read_at is to read.
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fn is_read_vectored_at(&self) -> bool

Determines if this FileIoExt implementation has an efficient read_vectored_at implementation.
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fn read_to_end_at(&self, buf: &mut Vec<u8>, offset: u64) -> Result<usize, Error>

Read all bytes, starting at offset, until EOF in this source, placing them into buf.
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fn read_to_string_at( &self, buf: &mut String, offset: u64, ) -> Result<usize, Error>

Read all bytes, starting at offset, until EOF in this source, appending them to buf.
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fn write_at(&self, buf: &[u8], offset: u64) -> Result<usize, Error>

Writes a number of bytes starting from a given offset. Read more
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fn write_all_at(&self, buf: &[u8], offset: u64) -> Result<(), Error>

Attempts to write an entire buffer starting from a given offset. Read more
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fn write_vectored_at( &self, bufs: &[IoSlice<'_>], offset: u64, ) -> Result<usize, Error>

Is to write_vectored what write_at is to write.
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fn is_write_vectored_at(&self) -> bool

Determines if this FileIoExt implementation has an efficient write_vectored_at implementation.
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fn append(&self, buf: &[u8]) -> Result<usize, Error>

Writes a number of bytes at the end of a file. Read more
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fn append_vectored(&self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Is to append what write_vectored is to write.
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fn is_append_vectored(&self) -> bool

Determines if this FileIoExt implementation has an efficient append_vectored implementation.
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fn seek(&self, pos: SeekFrom) -> Result<u64, Error>

Seek to an offset, in bytes, in a stream. Read more
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fn stream_position(&self) -> Result<u64, Error>

Returns the current seek position from the start of the stream. Read more
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fn read_exact_vectored_at( &self, bufs: &mut [IoSliceMut<'_>], offset: u64, ) -> Result<(), Error>

Is to read_exact_vectored what read_exact_at is to read_exact.
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fn write_all_vectored_at( &self, bufs: &mut [IoSlice<'_>], offset: u64, ) -> Result<(), Error>

Is to write_all_vectored what write_all_at is to write_all.
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fn append_all(&self, buf: &[u8]) -> Result<(), Error>

Attempts to write an entire buffer at the end of a file. Read more
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fn append_all_vectored(&self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

Is to append_all what write_all_vectored is to write_all.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> GetSetFdFlags for T

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fn get_fd_flags(&self) -> Result<FdFlags, Error>
where T: AsFilelike,

Query the “status” flags for the self file descriptor.
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fn new_set_fd_flags(&self, fd_flags: FdFlags) -> Result<SetFdFlags<T>, Error>
where T: AsFilelike,

Create a new SetFdFlags value for use with set_fd_flags. Read more
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fn set_fd_flags(&mut self, set_fd_flags: SetFdFlags<T>) -> Result<(), Error>
where T: AsFilelike,

Set the “status” flags for the self file descriptor. Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IoExt for T
where T: AsFilelike + AsSocketlike,

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fn read(&self, buf: &mut [u8]) -> Result<usize, Error>

Pull some bytes from this source into the specified buffer, returning how many bytes were read. Read more
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fn read_exact(&self, buf: &mut [u8]) -> Result<(), Error>

Read the exact number of bytes required to fill buf. Read more
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fn read_vectored(&self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize, Error>

Like read, except that it reads into a slice of buffers. Read more
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fn read_to_end(&self, buf: &mut Vec<u8>) -> Result<usize, Error>

Read all bytes until EOF in this source, placing them into buf. Read more
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fn read_to_string(&self, buf: &mut String) -> Result<usize, Error>

Read all bytes until EOF in this source, appending them to buf. Read more
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fn peek(&self, buf: &mut [u8]) -> Result<usize, Error>

Read bytes from the current position without advancing the current position. Read more
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fn write(&self, buf: &[u8]) -> Result<usize, Error>

Write a buffer into this writer, returning how many bytes were written. Read more
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fn write_all(&self, buf: &[u8]) -> Result<(), Error>

Attempts to write an entire buffer into this writer. Read more
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fn write_vectored(&self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Like write, except that it writes from a slice of buffers. Read more
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fn flush(&self) -> Result<(), Error>

Flush this output stream, ensuring that all intermediately buffered contents reach their destination. Read more
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fn write_fmt(&self, fmt: Arguments<'_>) -> Result<(), Error>

Writes a formatted string into this writer, returning any error encountered. Read more
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fn read_exact_vectored(&self, bufs: &mut [IoSliceMut<'_>]) -> Result<(), Error>

Is to read_vectored what read_exact is to read.
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fn write_all_vectored(&self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

Is to write_vectored what write_all is to write.
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impl<T> IsReadWrite for T
where T: AsFilelike,

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fn is_read_write(&self) -> Result<(bool, bool), Error>

Test whether the handle is readable and/or writable.
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impl<T> Pointee for T

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type Pointer = u32

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fn debug( pointer: <T as Pointee>::Pointer, f: &mut Formatter<'_>, ) -> Result<(), Error>

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impl<T> SetTimes for T
where T: AsFilelike,

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fn set_times( &self, atime: Option<SystemTimeSpec>, mtime: Option<SystemTimeSpec>, ) -> Result<(), Error>

Set the last access and last modification timestamps of an open file handle. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more