ultra_rollup_flavor.hpp

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// === AUDIT STATUS ===
// internal:    { status: not started, auditors: [], date: YYYY-MM-DD }
// external_1:  { status: not started, auditors: [], date: YYYY-MM-DD }
// external_2:  { status: not started, auditors: [], date: YYYY-MM-DD }
// =====================
 
#pragma once
#include "barretenberg/commitment_schemes/ipa/ipa.hpp"
#include "barretenberg/flavor/ultra_flavor.hpp"
#include "barretenberg/special_public_inputs/special_public_inputs.hpp"
 
namespace bb {
 
class UltraRollupFlavor : public bb::UltraFlavor {
  public:
    static constexpr size_t num_frs_comm = bb::field_conversion::calc_num_bn254_frs<Commitment>();
    static constexpr size_t num_frs_fr = bb::field_conversion::calc_num_bn254_frs<FF>();
    static constexpr size_t PROOF_LENGTH_WITHOUT_PUB_INPUTS(size_t virtual_log_n = VIRTUAL_LOG_N)
    {
        return UltraFlavor::PROOF_LENGTH_WITHOUT_PUB_INPUTS(virtual_log_n) + IPA_PROOF_LENGTH;
    }
    static constexpr size_t BACKEND_PUB_INPUTS_SIZE = RollupIO::PUBLIC_INPUTS_SIZE;
 
    using UltraFlavor::UltraFlavor;
 
    class VerificationKey : public NativeVerificationKey_<PrecomputedEntities<Commitment>, Transcript> {
      public:
        static constexpr size_t VERIFICATION_KEY_LENGTH = UltraFlavor::VerificationKey::VERIFICATION_KEY_LENGTH;
 
        virtual ~VerificationKey() = default;
 
        bool operator==(const VerificationKey&) const = default;
        VerificationKey() = default;
        VerificationKey(const size_t circuit_size, const size_t num_public_inputs)
            : NativeVerificationKey_(circuit_size, num_public_inputs)
        {}
 
        VerificationKey(const PrecomputedData& precomputed)
        {
            this->log_circuit_size = numeric::get_msb(precomputed.metadata.dyadic_size);
            this->num_public_inputs = precomputed.metadata.num_public_inputs;
            this->pub_inputs_offset = precomputed.metadata.pub_inputs_offset;
 
            CommitmentKey commitment_key{ precomputed.metadata.dyadic_size };
            for (auto [polynomial, commitment] : zip_view(precomputed.polynomials, this->get_all())) {
                commitment = commitment_key.commit(polynomial);
            }
        }
 
        // Don't statically check for object completeness.
        using MSGPACK_NO_STATIC_CHECK = std::true_type;
 
        // For serialising and deserializing data
        MSGPACK_FIELDS(log_circuit_size,
                       num_public_inputs,
                       pub_inputs_offset,
                       q_m,
                       q_c,
                       q_l,
                       q_r,
                       q_o,
                       q_4,
                       q_lookup,
                       q_arith,
                       q_delta_range,
                       q_elliptic,
                       q_memory,
                       q_nnf,
                       q_poseidon2_external,
                       q_poseidon2_internal,
                       sigma_1,
                       sigma_2,
                       sigma_3,
                       sigma_4,
                       id_1,
                       id_2,
                       id_3,
                       id_4,
                       table_1,
                       table_2,
                       table_3,
                       table_4,
                       lagrange_first,
                       lagrange_last);
    };
 
    using VerifierCommitments = VerifierCommitments_<Commitment, VerificationKey>;
};
 
} // namespace bb