Struct jub_jub::Fr

pub struct Fr(pub [u64; 4]);

Bls12 381 curve scalar field

Tuple Fields

0: [u64; 4]

Implementations

impl Fr

pub const fn to_mont_form(val: [u64; 4]) -> Fr

pub const fn inner(&self) -> [u64; 4]

pub fn from_hex(hex: &str) -> Result<Fr, Error>

pub fn to_costomized_repr(self) -> Vec<u8>

pub fn is_odd(self) -> bool

pub fn pow_vartime(&self, by: &[u64; 4]) -> Fr

pub fn sqrt(&self) -> Option<Fr>

impl Fr

pub const fn zero() -> Fr

pub const fn one() -> Fr

Trait Implementations

impl<'a, 'b> Add<&'b Fr> for &'a Fr

type Output = Fr

The resulting type after applying the + operator.

fn add(self, rhs: &'b Fr) -> Fr

Performs the + operation.

impl<'b> Add<&'b Fr> for Fr

type Output = Fr

The resulting type after applying the + operator.

fn add(self, rhs: &'b Fr) -> Fr

Performs the + operation.

impl<'a> Add<Fr> for &'a Fr

type Output = Fr

The resulting type after applying the + operator.

fn add(self, rhs: Fr) -> Fr

Performs the + operation.

impl Add for Fr

type Output = Fr

The resulting type after applying the + operator.

fn add(self, rhs: Fr) -> Fr

Performs the + operation.

impl<'b> AddAssign<&'b Fr> for Fr

fn add_assign(&mut self, rhs: &'b Fr)

Performs the += operation.

impl AddAssign for Fr

fn add_assign(&mut self, rhs: Fr)

Performs the += operation.

impl<'a, 'b> BitAnd<&'b Fr> for &'a Fr

type Output = Fr

The resulting type after applying the & operator.

fn bitand(self, rhs: &'b Fr) -> Fr

Performs the & operation.

impl BitAnd for Fr

type Output = Fr

The resulting type after applying the & operator.

fn bitand(self, rhs: Fr) -> Fr

Performs the & operation.

impl<'a, 'b> BitXor<&'b Fr> for &'a Fr

type Output = Fr

The resulting type after applying the ^ operator.

fn bitxor(self, rhs: &'b Fr) -> Fr

Performs the ^ operation.

impl BitXor for Fr

type Output = Fr

The resulting type after applying the ^ operator.

fn bitxor(self, rhs: Fr) -> Fr

Performs the ^ operation.

impl Clone for Fr

fn clone(&self) -> Fr

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Fr

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

Formats the value using the given formatter.

impl Decode for Fr

fn decode<__CodecInputEdqy>( __codec_input_edqy: &mut __CodecInputEdqy ) -> Result<Fr, Error>

where __CodecInputEdqy: Input,

Attempt to deserialise the value from input.

fn skip<I>(input: &mut I) -> Result<(), Error>

where I: Input,

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl Default for Fr

fn default() -> Fr

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Fr

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Div for Fr

type Output = Fr

The resulting type after applying the / operator.

fn div(self, rhs: Fr) -> Fr

Performs the / operation.

impl DivAssign for Fr

fn div_assign(&mut self, rhs: Fr)

Performs the /= operation.

impl Encode for Fr

fn encode_to<__CodecOutputEdqy>( &self, __codec_dest_edqy: &mut __CodecOutputEdqy )

where __CodecOutputEdqy: Output + ?Sized,

Convert self to a slice and append it to the destination.

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

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R

where F: FnOnce(&[u8]) -> R,

Convert self to a slice and then invoke the given closure with it.

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl FftField for Fr

const S: usize = 32usize

const ROOT_OF_UNITY: Fr = ROOT_OF_UNITY

const MULTIPLICATIVE_GENERATOR: Fr = MULTIPLICATIVE_GENERATOR

fn pow(self, val: u64) -> Fr

fn pow_of_2(by: u64) -> Fr

fn divn(&mut self, n: u32)

fn from_bytes_wide(bytes: &[u8; 64]) -> Fr

fn from_hash(hash: &[u8; 64]) -> Fr

fn to_raw_bytes(&self) -> [u8; 32]

fn reduce(&self) -> Fr

fn is_even(&self) -> bool

fn mod_2_pow_k(&self, k: u8) -> u8

fn mods_2_pow_k(&self, w: u8) -> i8

impl From<[u64; 4]> for Fr

fn from(val: [u64; 4]) -> Fr

Converts to this type from the input type.

impl From<Fp> for Fr

fn from(scalar: Fp) -> Fr

Converts to this type from the input type.

impl From<Fq> for Fr

fn from(_: Fq) -> Fr

Converts to this type from the input type.

impl From<Fq2> for Fr

fn from(_: Fq2) -> Fr

Converts to this type from the input type.

impl From<Fr> for Fp

fn from(scalar: Fr) -> Fp

Converts to this type from the input type.

impl From<u64> for Fr

fn from(val: u64) -> Fr

Converts to this type from the input type.

impl Group for Fr

type Scalar = Fr

const ADDITIVE_GENERATOR: Fr = _

const ADDITIVE_IDENTITY: Fr = _

fn zero() -> Fr

fn invert(self) -> Option<Fr>

fn random(rand: impl RngCore) -> Fr

impl<'a, 'b> Mul<&'b Fr> for &'a Fr

type Output = Fr

The resulting type after applying the * operator.

fn mul(self, rhs: &'b Fr) -> Fr

Performs the * operation.

impl<'b> Mul<&'b Fr> for Fr

type Output = Fr

The resulting type after applying the * operator.

fn mul(self, rhs: &'b Fr) -> Fr

Performs the * operation.

impl<'a, 'b> Mul<&'b G1Affine> for &'a Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'b G1Affine) -> <&'a Fr as Mul<&'b G1Affine>>::Output

Performs the * operation.

impl<'a> Mul<&'a G1Affine> for Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'a G1Affine) -> <Fr as Mul<&'a G1Affine>>::Output

Performs the * operation.

impl<'a, 'b> Mul<&'b G1Projective> for &'a Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'b G1Projective) -> <&'a Fr as Mul<&'b G1Projective>>::Output

Performs the * operation.

impl<'a> Mul<&'a G1Projective> for Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'a G1Projective) -> <Fr as Mul<&'a G1Projective>>::Output

Performs the * operation.

impl<'a, 'b> Mul<&'b G2Affine> for &'a Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'b G2Affine) -> <&'a Fr as Mul<&'b G2Affine>>::Output

Performs the * operation.

impl<'a> Mul<&'a G2Affine> for Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'a G2Affine) -> <Fr as Mul<&'a G2Affine>>::Output

Performs the * operation.

impl<'a, 'b> Mul<&'b G2Projective> for &'a Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'b G2Projective) -> <&'a Fr as Mul<&'b G2Projective>>::Output

Performs the * operation.

impl<'a> Mul<&'a G2Projective> for Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: &'a G2Projective) -> <Fr as Mul<&'a G2Projective>>::Output

Performs the * operation.

impl<'a> Mul<Fr> for &'a Fr

type Output = Fr

The resulting type after applying the * operator.

fn mul(self, rhs: Fr) -> Fr

Performs the * operation.

impl<'a> Mul<G1Affine> for &'a Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G1Affine) -> <&'a Fr as Mul<G1Affine>>::Output

Performs the * operation.

impl Mul<G1Affine> for Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G1Affine) -> <Fr as Mul<G1Affine>>::Output

Performs the * operation.

impl<'a> Mul<G1Projective> for &'a Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G1Projective) -> <&'a Fr as Mul<G1Projective>>::Output

Performs the * operation.

impl Mul<G1Projective> for Fr

type Output = G1Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G1Projective) -> <Fr as Mul<G1Projective>>::Output

Performs the * operation.

impl<'a> Mul<G2Affine> for &'a Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G2Affine) -> <&'a Fr as Mul<G2Affine>>::Output

Performs the * operation.

impl Mul<G2Affine> for Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G2Affine) -> <Fr as Mul<G2Affine>>::Output

Performs the * operation.

impl<'a> Mul<G2Projective> for &'a Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G2Projective) -> <&'a Fr as Mul<G2Projective>>::Output

Performs the * operation.

impl Mul<G2Projective> for Fr

type Output = G2Projective

The resulting type after applying the * operator.

fn mul(self, rhs: G2Projective) -> <Fr as Mul<G2Projective>>::Output

Performs the * operation.

impl Mul for Fr

type Output = Fr

The resulting type after applying the * operator.

fn mul(self, rhs: Fr) -> Fr

Performs the * operation.

impl<'b> MulAssign<&'b Fr> for Fr

fn mul_assign(&mut self, rhs: &'b Fr)

Performs the *= operation.

impl MulAssign for Fr

fn mul_assign(&mut self, rhs: Fr)

Performs the *= operation.

impl<'a> Neg for &'a Fr

type Output = Fr

The resulting type after applying the - operator.

fn neg(self) -> Fr

Performs the unary - operation.

impl Neg for Fr

type Output = Fr

The resulting type after applying the - operator.

fn neg(self) -> Fr

Performs the unary - operation.

impl Ord for Fr

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

This method returns an Ordering between self and other.

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

where Self: Sized,

Compares and returns the maximum of two values.

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

where Self: Sized,

Compares and returns the minimum of two values.

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

where Self: Sized + PartialOrd,

Restrict a value to a certain interval.

impl PartialEq for Fr

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

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Fr

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

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

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

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

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

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

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

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

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

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

impl PrimeField for Fr

const MODULUS: Fr = _

const INV: u64 = 18_446_744_069_414_584_319u64

fn is_zero(self) -> bool

fn to_bits(self) -> Vec<u8>

fn to_nafs(self) -> Vec<Naf>

fn double(self) -> Fr

fn square(self) -> Fr

fn double_assign(&mut self)

fn square_assign(&mut self)

impl<T> Product<T> for Fr

where T: Borrow<Fr>,

fn product<I>(iter: I) -> Fr

where I: Iterator<Item = T>,

Method which takes an iterator and generates Self from the elements by multiplying the items.

impl Ring for Fr

const MULTIPLICATIVE_IDENTITY: Fr = _

fn one() -> Fr

impl Serialize for Fr

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl SigUtils<32> for Fr

fn to_bytes(self) -> [u8; 32]

fn from_bytes(bytes: [u8; 32]) -> Option<Fr>

const LENGTH: usize = L

impl<'a, 'b> Sub<&'b Fr> for &'a Fr

type Output = Fr

The resulting type after applying the - operator.

fn sub(self, rhs: &'b Fr) -> Fr

Performs the - operation.

impl<'b> Sub<&'b Fr> for Fr

type Output = Fr

The resulting type after applying the - operator.

fn sub(self, rhs: &'b Fr) -> Fr

Performs the - operation.

impl<'a> Sub<Fr> for &'a Fr

type Output = Fr

The resulting type after applying the - operator.

fn sub(self, rhs: Fr) -> Fr

Performs the - operation.

impl Sub for Fr

type Output = Fr

The resulting type after applying the - operator.

fn sub(self, rhs: Fr) -> Fr

Performs the - operation.

impl<'b> SubAssign<&'b Fr> for Fr

fn sub_assign(&mut self, rhs: &'b Fr)

Performs the -= operation.

impl SubAssign for Fr

fn sub_assign(&mut self, rhs: Fr)

Performs the -= operation.

impl<T> Sum<T> for Fr

where T: Borrow<Fr>,

fn sum<I>(iter: I) -> Fr

where I: Iterator<Item = T>,

Method which takes an iterator and generates Self from the elements by “summing up” the items.

impl Basic for Fr

impl Copy for Fr

impl EncodeLike for Fr

impl Eq for Fr

impl Field for Fr

impl ParallelCmp for Fr

impl ParityCmp for Fr

impl RefOps for Fr