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Padding in set target (#200)

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* feat: handle padding in set_target

* remove enable from MerkleClaimAndProof

* Update src/backends/plonky2/circuits/mainpod.rs

Co-authored-by: Ahmad Afuni <root@ahmadafuni.com>

---------

Co-authored-by: Ahmad Afuni <root@ahmadafuni.com>
This commit is contained in:
Eduard S. 2025-04-21 17:27:29 +02:00 • committed by GitHub
parent 17e6c2a092
commit 26a6b2d143
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7 changed files with 87 additions and 143 deletions
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17
src/backends/plonky2/circuits/mainpod.rs
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@ -492,10 +492,14 @@ impl MainPodVerifyTarget {
self.statements[i].set_targets(pw, &self.params, st)?;
self.operations[i].set_targets(pw, &self.params, op)?;
}
assert_eq!(input.merkle_proofs.len(), self.params.max_merkle_proofs);
assert!(input.merkle_proofs.len() <= self.params.max_merkle_proofs);
for (i, mp) in input.merkle_proofs.iter().enumerate() {
assert_eq!(mp.proof.siblings.len(), self.params.max_depth_mt_gadget);
self.merkle_proofs[i].set_targets(pw, mp)?;
self.merkle_proofs[i].set_targets(pw, true, mp)?;
}
// Padding
let pad_mp = MerkleClaimAndProof::empty();
for i in input.merkle_proofs.len()..self.params.max_merkle_proofs {
self.merkle_proofs[i].set_targets(pw, false, &pad_mp)?;
}
Ok(())
}
@ -579,7 +583,7 @@ mod tests {
for (merkle_proof_target, merkle_proof) in
merkle_proofs_target.iter().zip(merkle_proofs.iter())
{
merkle_proof_target.set_targets(&mut pw, &merkle_proof)?
merkle_proof_target.set_targets(&mut pw, true, &merkle_proof)?
}
// generate & verify proof
@ -707,12 +711,11 @@ mod tests {
);
let merkle_proofs = vec![MerkleClaimAndProof::new(
params.max_depth_mt_gadget,
Hash::from(root.raw()),
key,
None,
&no_key_pf,
)?];
no_key_pf,
)];
let prev_statements = vec![root_st, key_st];
operation_verify(st, op, prev_statements, merkle_proofs.clone())?;