tx_receipt_impl.h

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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the Apache 2.0 License.
#pragma once
 
#include "ccf/receipt.h"
#include "node/history.h"
 
namespace ccf
{
  // Representation of receipt used by internal framework code. Mirrored in
  // public interface by ccf::Receipt
  struct TxReceiptImpl
  {
    std::vector<uint8_t> signature = {};
    HistoryTree::Hash root = {};
    std::shared_ptr<ccf::HistoryTree::Path> path = {};
    ccf::NodeId node_id = {};
    std::optional<ccf::crypto::Pem> node_cert = std::nullopt;
    std::optional<ccf::crypto::Sha256Hash> write_set_digest = std::nullopt;
    std::optional<std::string> commit_evidence = std::nullopt;
    ccf::ClaimsDigest claims_digest = {};
    std::optional<std::vector<ccf::crypto::Pem>> service_endorsements =
      std::nullopt;
 
    TxReceiptImpl(
      const std::vector<uint8_t>& signature_,
      const HistoryTree::Hash& root_,
      std::shared_ptr<ccf::HistoryTree::Path> path_,
      const NodeId& node_id_,
      const std::optional<ccf::crypto::Pem>& node_cert_,
      const std::optional<ccf::crypto::Sha256Hash>& write_set_digest_ =
        std::nullopt,
      // Optional to support historical transactions, where it may be absent
      const std::optional<std::string>& commit_evidence_ = std::nullopt,
      // May not be set on historical transactions
      const ccf::ClaimsDigest& claims_digest_ = ccf::no_claims(),
      const std::optional<std::vector<ccf::crypto::Pem>>&
        service_endorsements_ = std::nullopt) :
      signature(signature_),
      root(root_),
      path(path_),
      node_id(node_id_),
      node_cert(node_cert_),
      write_set_digest(write_set_digest_),
      commit_evidence(commit_evidence_),
      claims_digest(claims_digest_),
      service_endorsements(service_endorsements_)
    {}
  };
 
  using TxReceiptImplPtr = std::shared_ptr<TxReceiptImpl>;
}