snark_verifier::loader::native

Struct NativeLoader

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pub struct NativeLoader;
Expand description

Loader implementation in native rust.

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impl<M, MOS> AccumulationDecider<<M as Engine>::G1Affine, NativeLoader> for KzgAs<M, MOS>
where M: MultiMillerLoop, M::G1Affine: CurveAffine<ScalarExt = M::Fr, CurveExt = M::G1>, MOS: Clone + Debug,

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type DecidingKey = KzgDecidingKey<M>

Deciding key. The key for decider for perform the final accumulator check.
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fn decide( dk: &Self::DecidingKey, _: KzgAccumulator<M::G1Affine, NativeLoader>, ) -> Result<(), Error>

Decide if a AccumulationScheme::Accumulator is valid.
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fn decide_all( dk: &Self::DecidingKey, accumulators: Vec<KzgAccumulator<M::G1Affine, NativeLoader>>, ) -> Result<(), Error>

Decide if all AccumulationScheme::Accumulators are valid.
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impl<C, MOS> AccumulationDecider<C, NativeLoader> for IpaAs<C, MOS>
where C: CurveAffine, MOS: Clone + Debug,

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type DecidingKey = IpaDecidingKey<C>

Deciding key. The key for decider for perform the final accumulator check.
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fn decide( dk: &Self::DecidingKey, _: IpaAccumulator<C, NativeLoader>, ) -> Result<(), Error>

Decide if a AccumulationScheme::Accumulator is valid.
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fn decide_all( dk: &Self::DecidingKey, accumulators: Vec<IpaAccumulator<C, NativeLoader>>, ) -> Result<(), Error>

Decide if all AccumulationScheme::Accumulators are valid.
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impl<C, const LIMBS: usize, const BITS: usize> AccumulatorEncoding<C, NativeLoader> for LimbsEncoding<LIMBS, BITS>
where C: CurveAffine,

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type Accumulator = KzgAccumulator<C, NativeLoader>

Accumulator to be encoded.
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fn from_repr(limbs: &[&C::Scalar]) -> Result<Self::Accumulator, Error>

Decode an AccumulatorEncoding::Accumulator from serveral crate::loader::ScalarLoader::LoadedScalars.
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impl Clone for NativeLoader

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fn clone(&self) -> NativeLoader

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for NativeLoader

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

Formats the value using the given formatter. Read more
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impl<C: CurveAffine> EcPointLoader<C> for NativeLoader

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type LoadedEcPoint = C

LoadedEcPoint.
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fn ec_point_load_const(&self, value: &C) -> Self::LoadedEcPoint

Load a constant elliptic curve point.
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fn ec_point_assert_eq( &self, annotation: &str, lhs: &Self::LoadedEcPoint, rhs: &Self::LoadedEcPoint, )

Assert lhs and rhs elliptic curve points are equal.
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fn multi_scalar_multiplication( pairs: &[(&<Self as ScalarLoader<C::Scalar>>::LoadedScalar, &C)], ) -> C

Perform multi-scalar multiplication.
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fn ec_point_load_zero(&self) -> Self::LoadedEcPoint

Load identity as constant.
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fn ec_point_load_one(&self) -> Self::LoadedEcPoint

Load generator as constant.
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impl<C: CurveAffine> Loader<C> for NativeLoader

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fn start_cost_metering(&self, _identifier: &str)

Start cost metering with an identifier.
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fn end_cost_metering(&self)

End latest started cost metering.
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impl<F: PrimeField> ScalarLoader<F> for NativeLoader

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type LoadedScalar = F

LoadedScalar.
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fn load_const(&self, value: &F) -> Self::LoadedScalar

Load a constant field element.
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fn assert_eq( &self, annotation: &str, lhs: &Self::LoadedScalar, rhs: &Self::LoadedScalar, )

Assert lhs and rhs field elements are equal.
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fn load_zero(&self) -> Self::LoadedScalar

Load zero as constant.
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fn load_one(&self) -> Self::LoadedScalar

Load one as constant.
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fn sum_with_coeff_and_const( &self, values: &[(F, &Self::LoadedScalar)], constant: F, ) -> Self::LoadedScalar

Sum field elements with coefficients and constant.
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fn sum_products_with_coeff_and_const( &self, values: &[(F, &Self::LoadedScalar, &Self::LoadedScalar)], constant: F, ) -> Self::LoadedScalar

Sum product of field elements with coefficients and constant.
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fn sum_with_coeff( &self, values: &[(F, &Self::LoadedScalar)], ) -> Self::LoadedScalar

Sum field elements with coefficients.
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fn sum_with_const( &self, values: &[&Self::LoadedScalar], constant: F, ) -> Self::LoadedScalar

Sum field elements and constant.
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fn sum(&self, values: &[&Self::LoadedScalar]) -> Self::LoadedScalar

Sum field elements.
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fn sum_products_with_coeff( &self, values: &[(F, &Self::LoadedScalar, &Self::LoadedScalar)], ) -> Self::LoadedScalar

Sum product of field elements with coefficients.
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fn sum_products_with_const( &self, values: &[(&Self::LoadedScalar, &Self::LoadedScalar)], constant: F, ) -> Self::LoadedScalar

Sum product of field elements and constant.
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fn sum_products( &self, values: &[(&Self::LoadedScalar, &Self::LoadedScalar)], ) -> Self::LoadedScalar

Sum product of field elements.
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fn product(&self, values: &[&Self::LoadedScalar]) -> Self::LoadedScalar

Product of field elements.
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fn batch_invert<'a>( values: impl IntoIterator<Item = &'a mut Self::LoadedScalar>, )
where Self::LoadedScalar: 'a,

Batch invert field elements.
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impl<C: CurveAffine, R: Read> Transcript<C, NativeLoader> for Blake2bRead<R, C, Challenge255<C>>
where C::Scalar: FromUniformBytes<64>,

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fn loader(&self) -> &NativeLoader

Returns Loader.
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fn squeeze_challenge(&mut self) -> C::Scalar

Squeeze a challenge.
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fn common_ec_point(&mut self, ec_point: &C) -> Result<(), Error>

Update with an elliptic curve point.
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fn common_scalar(&mut self, scalar: &C::Scalar) -> Result<(), Error>

Update with a scalar.
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fn squeeze_n_challenges(&mut self, n: usize) -> Vec<L::LoadedScalar>

Squeeze n challenges.
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impl<C: CurveAffine, W: Write> Transcript<C, NativeLoader> for Blake2bWrite<W, C, Challenge255<C>>
where C::Scalar: FromUniformBytes<64>,

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fn loader(&self) -> &NativeLoader

Returns Loader.
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fn squeeze_challenge(&mut self) -> C::Scalar

Squeeze a challenge.
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fn common_ec_point(&mut self, ec_point: &C) -> Result<(), Error>

Update with an elliptic curve point.
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fn common_scalar(&mut self, scalar: &C::Scalar) -> Result<(), Error>

Update with a scalar.
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fn squeeze_n_challenges(&mut self, n: usize) -> Vec<L::LoadedScalar>

Squeeze n challenges.
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impl<C, S> Transcript<C, NativeLoader> for EvmTranscript<C, NativeLoader, S, Vec<u8>>
where C: CurveAffine, C::Scalar: PrimeField<Repr = [u8; 32]>,

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fn loader(&self) -> &NativeLoader

Returns Loader.
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fn squeeze_challenge(&mut self) -> C::Scalar

Squeeze a challenge.
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fn common_ec_point(&mut self, ec_point: &C) -> Result<(), Error>

Update with an elliptic curve point.
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fn common_scalar(&mut self, scalar: &C::Scalar) -> Result<(), Error>

Update with a scalar.
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fn squeeze_n_challenges(&mut self, n: usize) -> Vec<L::LoadedScalar>

Squeeze n challenges.
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impl<C: CurveAffine, S, const T: usize, const RATE: usize, const R_F: usize, const R_P: usize> Transcript<C, NativeLoader> for PoseidonTranscript<C, NativeLoader, S, T, RATE, R_F, R_P>

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fn loader(&self) -> &NativeLoader

Returns Loader.
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fn squeeze_challenge(&mut self) -> C::Scalar

Squeeze a challenge.
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fn common_scalar(&mut self, scalar: &C::Scalar) -> Result<(), Error>

Update with a scalar.
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fn common_ec_point(&mut self, ec_point: &C) -> Result<(), Error>

Update with an elliptic curve point.
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fn squeeze_n_challenges(&mut self, n: usize) -> Vec<L::LoadedScalar>

Squeeze n challenges.
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impl<C: CurveAffine, R: Read> TranscriptRead<C, NativeLoader> for Blake2bRead<R, C, Challenge255<C>>
where C::Scalar: FromUniformBytes<64>,

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fn read_scalar(&mut self) -> Result<C::Scalar, Error>

Read a scalar.
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fn read_ec_point(&mut self) -> Result<C, Error>

Read a elliptic curve point.
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fn read_n_scalars(&mut self, n: usize) -> Result<Vec<L::LoadedScalar>, Error>

Read n scalar.
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fn read_n_ec_points(&mut self, n: usize) -> Result<Vec<L::LoadedEcPoint>, Error>

Read n elliptic curve point.
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impl<C, S> TranscriptRead<C, NativeLoader> for EvmTranscript<C, NativeLoader, S, Vec<u8>>
where C: CurveAffine, C::Scalar: PrimeField<Repr = [u8; 32]>, S: Read,

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fn read_scalar(&mut self) -> Result<C::Scalar, Error>

Read a scalar.
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fn read_ec_point(&mut self) -> Result<C, Error>

Read a elliptic curve point.
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fn read_n_scalars(&mut self, n: usize) -> Result<Vec<L::LoadedScalar>, Error>

Read n scalar.
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fn read_n_ec_points(&mut self, n: usize) -> Result<Vec<L::LoadedEcPoint>, Error>

Read n elliptic curve point.
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impl<C, R, const T: usize, const RATE: usize, const R_F: usize, const R_P: usize> TranscriptRead<C, NativeLoader> for PoseidonTranscript<C, NativeLoader, R, T, RATE, R_F, R_P>
where C: CurveAffine, R: Read,

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fn read_scalar(&mut self) -> Result<C::Scalar, Error>

Read a scalar.
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fn read_ec_point(&mut self) -> Result<C, Error>

Read a elliptic curve point.
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fn read_n_scalars(&mut self, n: usize) -> Result<Vec<L::LoadedScalar>, Error>

Read n scalar.
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fn read_n_ec_points(&mut self, n: usize) -> Result<Vec<L::LoadedEcPoint>, Error>

Read n elliptic curve point.

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