pub struct ReaderTask<T: Read> { /* private fields */ }
Expand description

A Reader Task takes a Read, and updates the task with the bytes as they’re read.

Implementations§

source§

impl<T: Read> ReaderTask<T>

source

pub fn new(reader: T, task: Task) -> Self

Creates a new reader task from the specified reader, and task

Trait Implementations§

source§

impl<T: Read> Drop for ReaderTask<T>

source§

fn drop(&mut self)

Executes the destructor for this type. Read more
source§

impl<T: Read> Read for ReaderTask<T>

source§

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
1.36.0 · source§

fn read_vectored(&mut self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize, Error>

Like read, except that it reads into a slice of buffers. Read more
source§

fn is_read_vectored(&self) -> bool

🔬This is a nightly-only experimental API. (can_vector)
Determines if this Reader has an efficient read_vectored implementation. Read more
1.0.0 · source§

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
1.0.0 · source§

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
1.6.0 · source§

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

Read the exact number of bytes required to fill buf. Read more
source§

fn read_buf(&mut self, buf: BorrowedCursor<'_>) -> Result<(), Error>

🔬This is a nightly-only experimental API. (read_buf)
Pull some bytes from this source into the specified buffer. Read more
source§

fn read_buf_exact(&mut self, cursor: BorrowedCursor<'_>) -> Result<(), Error>

🔬This is a nightly-only experimental API. (read_buf)
Read the exact number of bytes required to fill cursor. Read more
1.0.0 · source§

fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Creates a “by reference” adaptor for this instance of Read. Read more
1.0.0 · source§

fn bytes(self) -> Bytes<Self>
where Self: Sized,

Transforms this Read instance to an Iterator over its bytes. Read more
1.0.0 · source§

fn chain<R>(self, next: R) -> Chain<Self, R>
where R: Read, Self: Sized,

Creates an adapter which will chain this stream with another. Read more
1.0.0 · source§

fn take(self, limit: u64) -> Take<Self>
where Self: Sized,

Creates an adapter which will read at most limit bytes from it. Read more

Auto Trait Implementations§

§

impl<T> RefUnwindSafe for ReaderTask<T>
where T: RefUnwindSafe,

§

impl<T> Send for ReaderTask<T>
where T: Send,

§

impl<T> Sync for ReaderTask<T>
where T: Sync,

§

impl<T> Unpin for ReaderTask<T>
where T: Unpin,

§

impl<T> UnwindSafe for ReaderTask<T>
where T: UnwindSafe,

Blanket Implementations§

source§

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

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Bits for T
where T: Read,

source§

fn read_u8(&mut self) -> Result<u8, Error>

Reads a single u8
source§

fn next_u8(&mut self) -> Result<Option<u8>, Error>

Optionally returns a single u8
source§

fn read_be_u16(&mut self) -> Result<u16, Error>

Reads a single u16 in big-endian order, 2 bytes, MSB first.
source§

fn next_be_u16(&mut self) -> Result<Option<u16>, Error>

Optionally reads a single u16 in big-endian order, 2 bytes, MSB first.
source§

fn read_be_u32(&mut self) -> Result<u32, Error>

Reads a single u32 in big-endian order, 4 bytes, MSB first.
source§

fn next_be_u32(&mut self) -> Result<Option<u32>, Error>

Optionally reads a single u32 in big-endian order, 4 bytes, MSB first.
source§

fn read_be_u64(&mut self) -> Result<u64, Error>

Reads a single u64 in big-endian order, 8 bytes, MSB first.
source§

fn next_be_u64(&mut self) -> Result<Option<u64>, Error>

Optionally reads a single u64 in big-endian order, 8 bytes, MSB first.
source§

fn read_be_u128(&mut self) -> Result<u128, Error>

Reads a single u128 in big-endian order, 16 bytes, MSB first.
source§

fn next_be_u128(&mut self) -> Result<Option<u128>, Error>

Optionally reads a single u128 in big-endian order, 16 bytes, MSB first.
source§

fn read_f32(&mut self) -> Result<f32, Error>

Reads a single f32, 4 bytes. Standard IEEE754 encoding
source§

fn next_f32(&mut self) -> Result<Option<f32>, Error>

Optionally reads a single f32, 4 bytes. Standard IEEE754 encoding
source§

fn read_f64(&mut self) -> Result<f64, Error>

Reads a single f64, 8 bytes. Standard IEEE754 encoding
source§

fn next_f64(&mut self) -> Result<Option<f64>, Error>

Optionally reads a single f64, 8 bytes. Standard IEEE754 encoding
source§

fn read_be_i16(&mut self) -> Result<i16, Error>

Reads a single i16 in big-endian order, 2 bytes, MSB first.
source§

fn next_be_i16(&mut self) -> Result<Option<i16>, Error>

Optionally reads a single i16 in big-endian order, 2 bytes, MSB first.
source§

fn read_be_i32(&mut self) -> Result<i32, Error>

Reads a single i32 in big-endian order, 4 bytes, MSB first.
source§

fn next_be_i32(&mut self) -> Result<Option<i32>, Error>

Optionally reads a single i32 in big-endian order, 4 bytes, MSB first.
source§

fn read_be_i64(&mut self) -> Result<i64, Error>

Reads a single i64 in big-endian order, 8 bytes, MSB first.
source§

fn next_be_i64(&mut self) -> Result<Option<i64>, Error>

Optionally reads a single i64 in big-endian order, 8 bytes, MSB first.
source§

fn advance(&mut self, len: usize) -> Result<usize, Error>

Advances the stream by at most ‘len’ bytes. The actual amount of bytes advanced may be less, and is returned in [Ok(usize)]
source§

fn read_exact_vec(&mut self, size: usize) -> Result<Vec<u8>, Error>

Reads the specified amount of bytes into a Vec<u8> and returns it
source§

fn read_u8_blob(&mut self) -> Result<Vec<u8>, Error>

Reads a sized blob, a series of bytes preceded by a u8 declaring the size.
source§

fn read_u16_blob(&mut self) -> Result<Vec<u8>, Error>

Reads a sized blob, a series of bytes preceded by a u16 declaring the size.
source§

fn read_u32_blob(&mut self) -> Result<Vec<u8>, Error>

Reads a sized blob, a series of bytes preceded by a u32 declaring the size.
source§

fn read_u64_blob(&mut self) -> Result<Vec<u8>, Error>

Reads a sized blob, a series of bytes preceded by a u64 declaring the size.
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

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

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for T
where U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

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

source§

impl<T, U> MaybeInto<U> for T
where U: MaybeFrom<T>,

source§

fn maybe_into(self) -> Option<U>

source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

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

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
source§

impl<T> UUIDReader for T
where T: Bits,

source§

fn read_uuid(&mut self) -> Result<UUID, Error>

Attempts to read a UUID from this data source, returning the UUID read, or an error if it could not.