Struct franklin_crypto::jubjub::JubjubBls12

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pub struct JubjubBls12 { /* private fields */ }

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impl JubjubBls12

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pub fn new() -> Self

Trait Implementations§

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impl JubjubParams<Bls12> for JubjubBls12

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fn edwards_d(&self) -> &Fr

The d constant of the twisted Edwards curve.
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fn montgomery_a(&self) -> &Fr

The A constant of the birationally equivalent Montgomery curve.
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fn montgomery_2a(&self) -> &Fr

The A constant, doubled.
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fn scale(&self) -> &Fr

The scaling factor used for conversion from the Montgomery form.
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fn pedersen_hash_generators(&self) -> &[Point<Bls12, PrimeOrder>]

Returns the generators (for each segment) used in all Pedersen commitments.
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fn pedersen_hash_exp_table(&self) -> &[Vec<Vec<Point<Bls12, PrimeOrder>>>]

Returns the exp table for Pedersen hashes.
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fn pedersen_hash_chunks_per_generator(&self) -> usize

Returns the maximum number of chunks per segment of the Pedersen hash.
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fn fixed_base_chunks_per_generator(&self) -> usize

Returns the number of chunks needed to represent a full scalar during fixed-base exponentiation.
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fn pedersen_circuit_generators(&self) -> &[Vec<Vec<(Fr, Fr)>>]

Returns the pre-computed window tables [-4, 3, 2, 1, 1, 2, 3, 4] of different magnitudes of the Pedersen hash segment generators.
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fn generator(&self, base: FixedGenerators) -> &Point<Bls12, PrimeOrder>

Returns a fixed generator.
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fn circuit_generators(&self, base: FixedGenerators) -> &[Vec<(Fr, Fr)>]

Returns a window table [0, 1, …, 8] for different magnitudes of some fixed generator.
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fn pedersen_hash_exp_window_size(&self) -> u32

Returns the window size for exponentiation of Pedersen hash generators outside the circuit

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