protobuf.hpp

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#ifndef KAGOME_ADAPTERS_PROTOBUF
#define KAGOME_ADAPTERS_PROTOBUF

#include <boost/system/error_code.hpp>
#include <functional>
#include <gsl/span>
#include <memory>

#include "network/adapters/adapter_errors.hpp"
#include "network/protobuf/api.v1.pb.h"
#include "outcome/outcome.hpp"

namespace kagome::network {

  template <typename T>
  struct ProtobufMessageAdapter {};

  template <typename T>
  inline std::vector<uint8_t>::iterator appendToVec(
      const T &msg,
      std::vector<uint8_t> &out,
      std::vector<uint8_t>::iterator loaded) {
    const size_t distance_was = std::distance(out.begin(), loaded);
    const size_t was_size = out.size();

    out.resize(was_size + msg.ByteSizeLong());
    msg.SerializeToArray(&out[was_size], msg.ByteSizeLong());

    auto res_it = out.begin();
    std::advance(res_it, std::min(distance_was, was_size));
    return res_it;
  }

}  // namespace kagome::network

#endif  // KAGOME_ADAPTERS_PROTOBUF