Struct filecoin_hashers::sha256::Sha256Function

pub struct Sha256Function(_);

Trait Implementations

impl Algorithm<Sha256Domain> for Sha256Function

fn hash(&mut self) -> Sha256Domain

Returns the hash value for the data stream written so far.

fn reset(&mut self)

Reset Hasher state.

fn leaf(&mut self, leaf: Sha256Domain) -> Sha256Domain

Returns hash value for MT leaf (prefix 0x00).

fn node(
    &mut self,
    left: Sha256Domain,
    right: Sha256Domain,
    _height: usize
) -> Sha256Domain

Returns hash value for MT interior node (prefix 0x01).

fn multi_node(&mut self, parts: &[Sha256Domain], _height: usize) -> Sha256Domain

Returns hash value for MT interior node (prefix 0x01).

impl Clone for Sha256Function

fn clone(&self) -> Sha256Function

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Sha256Function

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

Formats the value using the given formatter.

impl Default for Sha256Function

fn default() -> Sha256Function

Returns the “default value” for a type.

impl HashFunction<Sha256Domain> for Sha256Function

fn hash(data: &[u8]) -> Sha256Domain

fn hash2(a: &Sha256Domain, b: &Sha256Domain) -> Sha256Domain

fn hash_multi_leaf_circuit<Arity, CS: ConstraintSystem<Bls12>>(
    cs: CS,
    leaves: &[AllocatedNum<Bls12>],
    _height: usize
) -> Result<AllocatedNum<Bls12>, SynthesisError>

fn hash_leaf_bits_circuit<CS: ConstraintSystem<Bls12>>(
    cs: CS,
    left: &[Boolean],
    right: &[Boolean],
    _height: usize
) -> Result<AllocatedNum<Bls12>, SynthesisError>

fn hash_circuit<CS: ConstraintSystem<Bls12>>(
    cs: CS,
    bits: &[Boolean]
) -> Result<AllocatedNum<Bls12>, SynthesisError>

fn hash2_circuit<CS>(
    cs: CS,
    a_num: &AllocatedNum<Bls12>,
    b_num: &AllocatedNum<Bls12>
) -> Result<AllocatedNum<Bls12>, SynthesisError> where
    CS: ConstraintSystem<Bls12>, 

fn hash_md(input: &[T]) -> T

fn hash_leaf(data: &dyn LightHashable<Self>) -> T

fn hash_single_node(data: &dyn LightHashable<Self>) -> T

fn hash_leaf_circuit<CS: ConstraintSystem<Bls12>>(
    cs: CS,
    left: &AllocatedNum<Bls12>,
    right: &AllocatedNum<Bls12>,
    height: usize
) -> Result<AllocatedNum<Bls12>, SynthesisError>

fn hash_md_circuit<CS: ConstraintSystem<Bls12>>(
    _cs: &mut CS,
    _elements: &[AllocatedNum<Bls12>]
) -> Result<AllocatedNum<Bls12>, SynthesisError>

impl Hashable<Sha256Function> for Sha256Domain

fn hash(&self, state: &mut Sha256Function)

Feeds this value into the given Hasher.

fn hash_slice(data: &[Self], state: &mut H)

Feeds a slice of this type into the given Hasher.

impl Hasher for Sha256Function

fn write(&mut self, msg: &[u8])

Writes some data into this Hasher.

fn finish(&self) -> u64

Returns the hash value for the values written so far.

fn write_u8(&mut self, i: u8)

Writes a single u8 into this hasher.

fn write_u16(&mut self, i: u16)

Writes a single u16 into this hasher.

fn write_u32(&mut self, i: u32)

Writes a single u32 into this hasher.

fn write_u64(&mut self, i: u64)

Writes a single u64 into this hasher.

fn write_u128(&mut self, i: u128)

Writes a single u128 into this hasher.

fn write_usize(&mut self, i: usize)

Writes a single usize into this hasher.

fn write_i8(&mut self, i: i8)

Writes a single i8 into this hasher.

fn write_i16(&mut self, i: i16)

Writes a single i16 into this hasher.

fn write_i32(&mut self, i: i32)

Writes a single i32 into this hasher.

fn write_i64(&mut self, i: i64)

Writes a single i64 into this hasher.

fn write_i128(&mut self, i: i128)

Writes a single i128 into this hasher.

fn write_isize(&mut self, i: isize)

Writes a single isize into this hasher.