Struct digest::core_api::CoreWrapper

pub struct CoreWrapper<T>where
    T: BufferKindUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,{ /* private fields */ }

Available on crate feature core-api only.

Wrapper around BufferKindUser.

It handles data buffering and implements the slice-based traits.

Implementations

impl<T> CoreWrapper<T>where
    T: BufferKindUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

pub fn from_core(core: T) -> Self

Create new wrapper from core.

pub fn decompose(self) -> (T, Buffer<T>)

Decompose wrapper into inner parts.

Trait Implementations

impl<T> AssociatedOid for CoreWrapper<T>where
    T: BufferKindUser + AssociatedOid,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

Available on crate feature oid only.

const OID: ObjectIdentifier = T::OID

The OID associated with this type.

impl<T> BlockSizeUser for CoreWrapper<T>where
    T: BufferKindUser + HashMarker,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

type BlockSize = <T as BlockSizeUser>::BlockSize

Size of the block in bytes.

fn block_size() -> usize

Return block size in bytes.

impl<T: Clone> Clone for CoreWrapper<T>where
    T: BufferKindUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,
    T::BlockSize: Clone,
    T::BufferKind: Clone,

fn clone(&self) -> CoreWrapper<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T> CoreProxy for CoreWrapper<T>where
    T: BufferKindUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

type Core = T

Type wrapped by CoreWrapper.

impl<T> Debug for CoreWrapper<T>where
    T: BufferKindUser + AlgorithmName,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl<T: Default> Default for CoreWrapper<T>where
    T: BufferKindUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,
    T::BlockSize: Default,
    T::BufferKind: Default,

fn default() -> CoreWrapper<T>

Returns the “default value” for a type.

impl<T> ExtendableOutput for CoreWrapper<T>where
    T: ExtendableOutputCore,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,
    <T::ReaderCore as BlockSizeUser>::BlockSize: IsLess<U256>,
    Le<<T::ReaderCore as BlockSizeUser>::BlockSize, U256>: NonZero,

type Reader = XofReaderCoreWrapper<<T as ExtendableOutputCore>::ReaderCore>

Reader

fn finalize_xof(self) -> Self::Reader

Retrieve XOF reader and consume hasher instance.

fn finalize_xof_into(self, out: &mut [u8])

Finalize XOF and write result into out.

fn finalize_boxed(self, output_size: usize) -> Box<[u8]>

Available on crate feature alloc only.

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

impl<T> ExtendableOutputReset for CoreWrapper<T>where
    T: ExtendableOutputCore + Reset,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,
    <T::ReaderCore as BlockSizeUser>::BlockSize: IsLess<U256>,
    Le<<T::ReaderCore as BlockSizeUser>::BlockSize, U256>: NonZero,

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

Retrieve XOF reader and reset hasher instance state.

fn finalize_xof_reset_into(&mut self, out: &mut [u8])

Finalize XOF, write result into out, and reset the hasher state.

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

Available on crate feature alloc only.

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

impl<T> FixedOutput for CoreWrapper<T>where
    T: FixedOutputCore,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

fn finalize_into(self, out: &mut Output<Self>)

Consume value and write result into provided array.

fn finalize_fixed(self) -> Output<Self>

Retrieve result and consume the hasher instance.

impl<T> FixedOutputReset for CoreWrapper<T>where
    T: FixedOutputCore + Reset,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

fn finalize_into_reset(&mut self, out: &mut Output<Self>)

Write result into provided array and reset the hasher state.

fn finalize_fixed_reset(&mut self) -> Output<Self>

Retrieve result and reset the hasher state.

impl<T> KeyInit for CoreWrapper<T>where
    T: BufferKindUser + KeyInit,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

fn new(key: &Key<Self>) -> Self

Create new value from fixed size key.

fn new_from_slice(key: &[u8]) -> Result<Self, InvalidLength>

Create new value from variable size key.

fn generate_key(
    rng: impl CryptoRng + RngCore
) -> GenericArray<u8, Self::KeySize>

Generate random key using the provided CryptoRng.

impl<T> KeySizeUser for CoreWrapper<T>where
    T: BufferKindUser + KeySizeUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

type KeySize = <T as KeySizeUser>::KeySize

Key size in bytes.

fn key_size() -> usize

Return key size in bytes.

impl<T> OutputSizeUser for CoreWrapper<T>where
    T: BufferKindUser + OutputSizeUser,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

type OutputSize = <T as OutputSizeUser>::OutputSize

Size of the output in bytes.

fn output_size() -> usize

Return output size in bytes.

impl<T> Reset for CoreWrapper<T>where
    T: BufferKindUser + Reset,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

fn reset(&mut self)

Reset state to its initial value.

impl<T> Update for CoreWrapper<T>where
    T: BufferKindUser + UpdateCore,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

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

Update state using the provided data.

fn chain(self, data: impl AsRef<[u8]>) -> Selfwhere
    Self: Sized,

Digest input data in a chained manner.

impl<T> Write for CoreWrapper<T>where
    T: BufferKindUser + UpdateCore,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

Available on crate feature std only.

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

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

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

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

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

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

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.

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

Attempts to write an entire buffer into this writer.

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.

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

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

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

Creates a “by reference” adapter for this instance of Write.

impl<T> HashMarker for CoreWrapper<T>where
    T: BufferKindUser + HashMarker,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

impl<T> MacMarker for CoreWrapper<T>where
    T: BufferKindUser + MacMarker,
    T::BlockSize: IsLess<U256>,
    Le<T::BlockSize, U256>: NonZero,

Available on crate feature mac only.