mirror of
https://github.com/logos-storage/plonky2.git
synced 2026-01-02 22:03:07 +00:00
Clean get_challenges
This commit is contained in:
wborgeaud
parent
164aa0947e
commit
7f6d90ee42
@ -2,15 +2,95 @@ use std::collections::HashSet;
|
||||
|
||||
use crate::field::extension_field::Extendable;
|
||||
use crate::field::field_types::RichField;
|
||||
use crate::fri::proof::{CompressedFriProof, FriProof};
|
||||
use crate::fri::verifier::{compute_evaluation, fri_combine_initial, PrecomputedReducedEvals};
|
||||
use crate::hash::hash_types::HashOut;
|
||||
use crate::hash::hashing::hash_n_to_1;
|
||||
use crate::hash::merkle_tree::MerkleCap;
|
||||
use crate::iop::challenger::Challenger;
|
||||
use crate::plonk::circuit_data::CommonCircuitData;
|
||||
use crate::plonk::proof::{
|
||||
CompressedProofWithPublicInputs, FriInferredElements, ProofChallenges, ProofWithPublicInputs,
|
||||
CompressedProof, CompressedProofWithPublicInputs, FriInferredElements, OpeningSet, Proof,
|
||||
ProofChallenges, ProofWithPublicInputs,
|
||||
};
|
||||
use crate::polynomial::polynomial::PolynomialCoeffs;
|
||||
use crate::util::reverse_bits;
|
||||
|
||||
fn get_challenges<F: RichField + Extendable<D>, const D: usize>(
|
||||
public_inputs_hash: HashOut<F>,
|
||||
wires_cap: &MerkleCap<F>,
|
||||
plonk_zs_partial_products_cap: &MerkleCap<F>,
|
||||
quotient_polys_cap: &MerkleCap<F>,
|
||||
openings: &OpeningSet<F, D>,
|
||||
commit_phase_merkle_caps: &[MerkleCap<F>],
|
||||
final_poly: &PolynomialCoeffs<F::Extension>,
|
||||
pow_witness: F,
|
||||
common_data: &CommonCircuitData<F, D>,
|
||||
) -> anyhow::Result<ProofChallenges<F, D>> {
|
||||
let config = &common_data.config;
|
||||
let num_challenges = config.num_challenges;
|
||||
let num_fri_queries = config.fri_config.num_query_rounds;
|
||||
let lde_size = common_data.lde_size();
|
||||
|
||||
let mut challenger = Challenger::new();
|
||||
|
||||
// Observe the instance.
|
||||
challenger.observe_hash(&common_data.circuit_digest);
|
||||
challenger.observe_hash(&public_inputs_hash);
|
||||
|
||||
challenger.observe_cap(wires_cap);
|
||||
let plonk_betas = challenger.get_n_challenges(num_challenges);
|
||||
let plonk_gammas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(plonk_zs_partial_products_cap);
|
||||
let plonk_alphas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(quotient_polys_cap);
|
||||
let plonk_zeta = challenger.get_extension_challenge();
|
||||
|
||||
challenger.observe_opening_set(openings);
|
||||
|
||||
// Scaling factor to combine polynomials.
|
||||
let fri_alpha = challenger.get_extension_challenge();
|
||||
|
||||
// Recover the random betas used in the FRI reductions.
|
||||
let fri_betas = commit_phase_merkle_caps
|
||||
.iter()
|
||||
.map(|cap| {
|
||||
challenger.observe_cap(cap);
|
||||
challenger.get_extension_challenge()
|
||||
})
|
||||
.collect();
|
||||
|
||||
challenger.observe_extension_elements(&final_poly.coeffs);
|
||||
|
||||
let fri_pow_response = hash_n_to_1(
|
||||
challenger
|
||||
.get_hash()
|
||||
.elements
|
||||
.iter()
|
||||
.copied()
|
||||
.chain(Some(pow_witness))
|
||||
.collect(),
|
||||
false,
|
||||
);
|
||||
|
||||
let fri_query_indices = (0..num_fri_queries)
|
||||
.map(|_| challenger.get_challenge().to_canonical_u64() as usize % lde_size)
|
||||
.collect();
|
||||
|
||||
Ok(ProofChallenges {
|
||||
plonk_betas,
|
||||
plonk_gammas,
|
||||
plonk_alphas,
|
||||
plonk_zeta,
|
||||
fri_alpha,
|
||||
fri_betas,
|
||||
fri_pow_response,
|
||||
fri_query_indices,
|
||||
})
|
||||
}
|
||||
|
||||
impl<F: RichField + Extendable<D>, const D: usize> ProofWithPublicInputs<F, D> {
|
||||
pub(crate) fn fri_query_indices(
|
||||
&self,
|
||||
@ -23,71 +103,31 @@ impl<F: RichField + Extendable<D>, const D: usize> ProofWithPublicInputs<F, D> {
|
||||
&self,
|
||||
common_data: &CommonCircuitData<F, D>,
|
||||
) -> anyhow::Result<ProofChallenges<F, D>> {
|
||||
let config = &common_data.config;
|
||||
let num_challenges = config.num_challenges;
|
||||
let num_fri_queries = config.fri_config.num_query_rounds;
|
||||
let lde_size = common_data.lde_size();
|
||||
let Proof {
|
||||
wires_cap,
|
||||
plonk_zs_partial_products_cap,
|
||||
quotient_polys_cap,
|
||||
openings,
|
||||
opening_proof:
|
||||
FriProof {
|
||||
commit_phase_merkle_caps,
|
||||
final_poly,
|
||||
pow_witness,
|
||||
..
|
||||
},
|
||||
} = &self.proof;
|
||||
|
||||
let mut challenger = Challenger::new();
|
||||
|
||||
// Observe the instance.
|
||||
challenger.observe_hash(&common_data.circuit_digest);
|
||||
challenger.observe_hash(&self.get_public_inputs_hash());
|
||||
|
||||
challenger.observe_cap(&self.proof.wires_cap);
|
||||
let plonk_betas = challenger.get_n_challenges(num_challenges);
|
||||
let plonk_gammas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(&self.proof.plonk_zs_partial_products_cap);
|
||||
let plonk_alphas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(&self.proof.quotient_polys_cap);
|
||||
let plonk_zeta = challenger.get_extension_challenge();
|
||||
|
||||
challenger.observe_opening_set(&self.proof.openings);
|
||||
|
||||
// Scaling factor to combine polynomials.
|
||||
let fri_alpha = challenger.get_extension_challenge();
|
||||
|
||||
// Recover the random betas used in the FRI reductions.
|
||||
let fri_betas = self
|
||||
.proof
|
||||
.opening_proof
|
||||
.commit_phase_merkle_caps
|
||||
.iter()
|
||||
.map(|cap| {
|
||||
challenger.observe_cap(cap);
|
||||
challenger.get_extension_challenge()
|
||||
})
|
||||
.collect();
|
||||
|
||||
challenger.observe_extension_elements(&self.proof.opening_proof.final_poly.coeffs);
|
||||
|
||||
let fri_pow_response = hash_n_to_1(
|
||||
challenger
|
||||
.get_hash()
|
||||
.elements
|
||||
.iter()
|
||||
.copied()
|
||||
.chain(Some(self.proof.opening_proof.pow_witness))
|
||||
.collect(),
|
||||
false,
|
||||
);
|
||||
|
||||
let fri_query_indices = (0..num_fri_queries)
|
||||
.map(|_| challenger.get_challenge().to_canonical_u64() as usize % lde_size)
|
||||
.collect();
|
||||
|
||||
Ok(ProofChallenges {
|
||||
plonk_betas,
|
||||
plonk_gammas,
|
||||
plonk_alphas,
|
||||
plonk_zeta,
|
||||
fri_alpha,
|
||||
fri_betas,
|
||||
fri_pow_response,
|
||||
fri_query_indices,
|
||||
})
|
||||
get_challenges(
|
||||
self.get_public_inputs_hash(),
|
||||
wires_cap,
|
||||
plonk_zs_partial_products_cap,
|
||||
quotient_polys_cap,
|
||||
openings,
|
||||
commit_phase_merkle_caps,
|
||||
final_poly,
|
||||
*pow_witness,
|
||||
common_data,
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
@ -96,72 +136,33 @@ impl<F: RichField + Extendable<D>, const D: usize> CompressedProofWithPublicInpu
|
||||
&self,
|
||||
common_data: &CommonCircuitData<F, D>,
|
||||
) -> anyhow::Result<ProofChallenges<F, D>> {
|
||||
let config = &common_data.config;
|
||||
let num_challenges = config.num_challenges;
|
||||
let num_fri_queries = config.fri_config.num_query_rounds;
|
||||
let lde_size = common_data.lde_size();
|
||||
let CompressedProof {
|
||||
wires_cap,
|
||||
plonk_zs_partial_products_cap,
|
||||
quotient_polys_cap,
|
||||
openings,
|
||||
opening_proof:
|
||||
CompressedFriProof {
|
||||
commit_phase_merkle_caps,
|
||||
final_poly,
|
||||
pow_witness,
|
||||
..
|
||||
},
|
||||
} = &self.proof;
|
||||
|
||||
let mut challenger = Challenger::new();
|
||||
|
||||
// Observe the instance.
|
||||
challenger.observe_hash(&common_data.circuit_digest);
|
||||
challenger.observe_hash(&self.get_public_inputs_hash());
|
||||
|
||||
challenger.observe_cap(&self.proof.wires_cap);
|
||||
let plonk_betas = challenger.get_n_challenges(num_challenges);
|
||||
let plonk_gammas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(&self.proof.plonk_zs_partial_products_cap);
|
||||
let plonk_alphas = challenger.get_n_challenges(num_challenges);
|
||||
|
||||
challenger.observe_cap(&self.proof.quotient_polys_cap);
|
||||
let plonk_zeta = challenger.get_extension_challenge();
|
||||
|
||||
challenger.observe_opening_set(&self.proof.openings);
|
||||
|
||||
// Scaling factor to combine polynomials.
|
||||
let fri_alpha = challenger.get_extension_challenge();
|
||||
|
||||
// Recover the random betas used in the FRI reductions.
|
||||
let fri_betas = self
|
||||
.proof
|
||||
.opening_proof
|
||||
.commit_phase_merkle_caps
|
||||
.iter()
|
||||
.map(|cap| {
|
||||
challenger.observe_cap(cap);
|
||||
challenger.get_extension_challenge()
|
||||
})
|
||||
.collect::<Vec<_>>();
|
||||
|
||||
challenger.observe_extension_elements(&self.proof.opening_proof.final_poly.coeffs);
|
||||
|
||||
let fri_pow_response = hash_n_to_1(
|
||||
challenger
|
||||
.get_hash()
|
||||
.elements
|
||||
.iter()
|
||||
.copied()
|
||||
.chain(Some(self.proof.opening_proof.pow_witness))
|
||||
.collect(),
|
||||
false,
|
||||
);
|
||||
|
||||
let fri_query_indices = (0..num_fri_queries)
|
||||
.map(|_| challenger.get_challenge().to_canonical_u64() as usize % lde_size)
|
||||
.collect::<Vec<_>>();
|
||||
|
||||
Ok(ProofChallenges {
|
||||
plonk_betas,
|
||||
plonk_gammas,
|
||||
plonk_alphas,
|
||||
plonk_zeta,
|
||||
fri_alpha,
|
||||
fri_betas,
|
||||
fri_pow_response,
|
||||
fri_query_indices,
|
||||
})
|
||||
get_challenges(
|
||||
self.get_public_inputs_hash(),
|
||||
wires_cap,
|
||||
plonk_zs_partial_products_cap,
|
||||
quotient_polys_cap,
|
||||
openings,
|
||||
commit_phase_merkle_caps,
|
||||
final_poly,
|
||||
*pow_witness,
|
||||
common_data,
|
||||
)
|
||||
}
|
||||
|
||||
pub(crate) fn get_inferred_elements(
|
||||
&self,
|
||||
challenges: &ProofChallenges<F, D>,
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user