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47 lines
1.6 KiB
47 lines
1.6 KiB
package plonky2_verifier
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import (
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. "gnark-ed25519/goldilocks"
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"gnark-ed25519/poseidon"
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"gnark-ed25519/utils"
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"github.com/consensys/gnark/frontend"
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)
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type VerifierChip struct {
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api frontend.API
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field frontend.API
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poseidonChip poseidon.PoseidonChip
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}
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func (c *VerifierChip) GetPublicInputsHash(publicInputs []GoldilocksElement) poseidon.HashOutput {
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return c.poseidonChip.HashNoPad(publicInputs)
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}
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func (c *VerifierChip) GetChallenges(proofWithPis ProofWithPublicInputs, publicInputsHash Hash, commonData CommonCircuitData) {
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config := commonData.Config
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numChallenges := int(config.NumChallenges)
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challenger := NewChallengerChip(c.api, c.field, c.poseidonChip)
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var circuitDigest Hash
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copy(circuitDigest[:], utils.Uint64ArrayToGoldilocksElementArray(commonData.CircuitDigest.Elements))
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challenger.ObserveHash(circuitDigest)
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challenger.ObserveHash(publicInputsHash)
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challenger.ObserveCap(proofWithPis.Proof.WiresCap)
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plonkBetas := challenger.GetNChallenges(numChallenges)
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plonkGammas := challenger.GetNChallenges(numChallenges)
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challenger.ObserveCap(proofWithPis.Proof.PlonkZsPartialProductsCap)
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plonkAlphas := challenger.GetNChallenges(numChallenges)
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challenger.ObserveCap(proofWithPis.Proof.QuotientPolysCap)
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plonkZeta := challenger.GetNChallenges(numChallenges)
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challenger.ObserveOpenings(proofWithPis.Proof.Openings)
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}
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func (c *VerifierChip) Verify(proofWithPis ProofWithPublicInputs, verifierData VerifierOnlyCircuitData, commonData CommonCircuitData) {
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publicInputsHash := c.GetPublicInputsHash(proofWithPis.PublicInputs)
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challenges := c.GetChallenges(proofWithPis, publicInputsHash, commonData)
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}
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