Struct digest::CoreWrapper

pub struct CoreWrapper<C, BlockSize: ArrayLength<u8>> { /* fields omitted */ }

Wrapper around core trait implementations.

It handles data buffering and implements the mid-level traits.

Trait Implementations

impl<C: Clone, BlockSize: Clone + ArrayLength<u8>> Clone for CoreWrapper<C, BlockSize>

pub fn clone(&self) -> CoreWrapper<C, BlockSize>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<C: Default, BlockSize: Default + ArrayLength<u8>> Default for CoreWrapper<C, BlockSize>

pub fn default() -> CoreWrapper<C, BlockSize>

Returns the "default value" for a type.

impl<D: ExtendableOutputCore + Reset> ExtendableOutput for CoreWrapper<D, D::BlockSize>

type Reader = CoreWrapper<D::ReaderCore, <D::ReaderCore as XofReaderCore>::BlockSize>

Reader

pub fn finalize_xof(mut self: Self) -> Self::Reader

Retrieve XOF reader and consume hasher instance.

pub fn finalize_xof_reset(&mut self) -> Self::Reader

Retrieve XOF reader and reset hasher instance state.

pub fn finalize_boxed(self, n: usize) -> Box<[u8]> where
    Self: Sized, 

This is supported on crate feature alloc only.

Retrieve result into a boxed slice of the specified size and consume the hasher.

pub fn finalize_boxed_reset(&mut self, n: usize) -> Box<[u8]>

This is supported on crate feature alloc only.

Retrieve result into a boxed slice of the specified size and reset the hasher's state.

impl<D: FixedOutputCore + Reset> FixedOutput for CoreWrapper<D, D::BlockSize>

type OutputSize = D::OutputSize

Output size for fixed output digest

pub fn finalize_into(
    mut self: Self,
    out: &mut GenericArray<u8, Self::OutputSize>
)

Write result into provided array and consume the hasher instance.

pub fn finalize_into_reset(
    &mut self,
    out: &mut GenericArray<u8, Self::OutputSize>
)

Write result into provided array and reset the hasher instance.

pub fn finalize_fixed(self) -> GenericArray<u8, Self::OutputSize> where
    Self: Sized, 

Retrieve result and consume the hasher instance.

pub fn finalize_fixed_reset(&mut self) -> GenericArray<u8, Self::OutputSize>

Retrieve result and reset the hasher instance.

impl<R: XofReaderCore> Read for CoreWrapper<R, R::BlockSize>

pub 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.

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

Like read, except that it reads into a slice of buffers.

pub 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.

pub unsafe fn initializer(&self) -> Initializer

🔬 This is a nightly-only experimental API. (read_initializer)

Determines if this Reader can work with buffers of uninitialized memory.

pub fn read_to_end(&mut self, buf: &mut Vec<u8, Global>) -> Result<usize, Error>

Read all bytes until EOF in this source, placing them into buf.

pub fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>

Read all bytes until EOF in this source, appending them to buf.

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

Read the exact number of bytes required to fill buf.

pub fn by_ref(&mut self) -> &mut Self

Creates a "by reference" adaptor for this instance of Read.

pub fn bytes(self) -> Bytes<Self>

Transforms this Read instance to an Iterator over its bytes.

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

Creates an adaptor which will chain this stream with another.

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

Creates an adaptor which will read at most limit bytes from it.

impl<D: Reset + UpdateCore> Reset for CoreWrapper<D, D::BlockSize>

pub fn reset(&mut self)

Reset hasher instance to its initial state.

impl<D: UpdateCore> Update for CoreWrapper<D, D::BlockSize>

pub fn update(&mut self, input: &[u8])

Update the hasher state using the provided data.

impl<D: UpdateCore> Write for CoreWrapper<D, D::BlockSize>

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

Write a buffer into this writer, returning how many bytes were written.

pub fn flush(&mut self) -> Result<()>

Flush this output stream, ensuring that all intermediately buffered contents reach their destination.

pub fn write_vectored(&mut self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Like write, except that it writes from a slice of buffers.

pub fn is_write_vectored(&self) -> bool

🔬 This is a nightly-only experimental API. (can_vector)

Determines if this Writer has an efficient write_vectored implementation.

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

Attempts to write an entire buffer into this writer.

pub fn write_all_vectored(
    &mut self,
    bufs: &mut [IoSlice<'_>]
) -> Result<(), Error>

🔬 This is a nightly-only experimental API. (write_all_vectored)

Attempts to write multiple buffers into this writer.

pub fn write_fmt(&mut self, fmt: Arguments<'_>) -> Result<(), Error>

Writes a formatted string into this writer, returning any error encountered.

pub fn by_ref(&mut self) -> &mut Self

Creates a "by reference" adaptor for this instance of Write.

impl<R: XofReaderCore> XofReader for CoreWrapper<R, R::BlockSize>

pub fn read(&mut self, buffer: &mut [u8])

Read output into the buffer. Can be called an unlimited number of times.

pub fn read_boxed(&mut self, n: usize) -> Box<[u8]>

This is supported on crate feature alloc only.

Read output into a boxed slice of the specified size.