Struct filecoin_hashers::blake2s::Blake2sDomain

pub struct Blake2sDomain(pub [u8; 32]);

Implementations

impl Blake2sDomain

pub fn trim_to_fr32(&mut self)

Trait Implementations

impl Algorithm<Blake2sDomain> for Blake2sFunction

fn hash(&mut self) -> Blake2sDomain

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

fn reset(&mut self)

Reset Hasher state.

fn leaf(&mut self, leaf: Blake2sDomain) -> Blake2sDomain

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

fn node(
    &mut self,
    left: Blake2sDomain,
    right: Blake2sDomain,
    _height: usize
) -> Blake2sDomain

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

fn multi_node(
    &mut self,
    parts: &[Blake2sDomain],
    _height: usize
) -> Blake2sDomain

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

impl AsRef<[u8]> for Blake2sDomain

fn as_ref(&self) -> &[u8]

Performs the conversion.

impl AsRef<Blake2sDomain> for Blake2sDomain

fn as_ref(&self) -> &Self

Performs the conversion.

impl Clone for Blake2sDomain

fn clone(&self) -> Blake2sDomain

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Blake2sDomain

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

Formats the value using the given formatter.

impl Default for Blake2sDomain

fn default() -> Blake2sDomain

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Blake2sDomain

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl Domain for Blake2sDomain

fn into_bytes(&self) -> Vec<u8>

fn try_from_bytes(raw: &[u8]) -> Result<Self>

fn write_bytes(&self, dest: &mut [u8]) -> Result<()>

Write itself into the given slice, LittleEndian bytes.

fn random<R: RngCore>(rng: &mut R) -> Self

impl Element for Blake2sDomain

fn byte_len() -> usize

Returns the length of an element when serialized as a byte slice.

fn from_slice(bytes: &[u8]) -> Self

Creates the element from its byte form. Panics if the slice is not appropriately sized.

fn copy_to_slice(&self, bytes: &mut [u8])

impl From<[u8; 32]> for Blake2sDomain

fn from(val: [u8; 32]) -> Self

Performs the conversion.

impl From<Fr> for Blake2sDomain

fn from(val: Fr) -> Self

Performs the conversion.

impl From<FrRepr> for Blake2sDomain

fn from(val: FrRepr) -> Self

Performs the conversion.

impl Hash for Blake2sDomain

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given Hasher.

impl HashFunction<Blake2sDomain> for Blake2sFunction

fn hash(data: &[u8]) -> Blake2sDomain

fn hash2(a: &Blake2sDomain, b: &Blake2sDomain) -> Blake2sDomain

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<Blake2sFunction> for Blake2sDomain

fn hash(&self, state: &mut Blake2sFunction)

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 Ord for Blake2sDomain

fn cmp(&self, other: &Blake2sDomain) -> Ordering

This method returns an Ordering between self and other.

#[must_use]

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval.

impl PartialEq<Blake2sDomain> for Blake2sDomain

fn eq(&self, other: &Blake2sDomain) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Blake2sDomain) -> bool

This method tests for !=.

impl PartialOrd<Blake2sDomain> for Blake2sDomain

fn partial_cmp(&self, other: &Blake2sDomain) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

#[must_use]

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

#[must_use]

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for Blake2sDomain

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl Copy for Blake2sDomain

impl Eq for Blake2sDomain

impl StructuralEq for Blake2sDomain

impl StructuralPartialEq for Blake2sDomain