monero/contrib/epee/include/serialization/keyvalue_serialization.h

// Copyright (c) 2014, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// Parts of this file are originally copyright (c) 2006-2013, Andrey N. Sabelnikov

#pragma once

#include <boost/utility/value_init.hpp>
#include <boost/foreach.hpp>
#include "misc_log_ex.h"
#include "enableable.h"
#include "keyvalue_serialization_overloads.h"
#include "serialization/serialization.h"

namespace epee
{
  /************************************************************************/
  /* Serialize map declarations                                           */
  /************************************************************************/
#define BEGIN_KV_SERIALIZE_MAP() \
public: \
  template<class t_storage> \
  bool store( t_storage& st, typename t_storage::hsection hparent_section = nullptr) const\
  {\
    return serialize_map<true>(*this, st, hparent_section);\
  }\
  template<class t_storage> \
  bool _load( t_storage& stg, typename t_storage::hsection hparent_section = nullptr)\
  {\
    return serialize_map<false>(*this, stg, hparent_section);\
  }\
  template<class t_storage> \
  bool load( t_storage& stg, typename t_storage::hsection hparent_section = nullptr)\
  {\
    try{\
    return serialize_map<false>(*this, stg, hparent_section);\
    }\
    catch(const std::exception& err) \
    { \
      (void)(err); \
      LOG_ERROR("Exception on unserializing: " << err.what());\
      return false; \
    }\
  }\
  template<bool is_store, class this_type, class t_storage> \
  static bool serialize_map(this_type& this_ref,  t_storage& stg, typename t_storage::hsection hparent_section) \
  { 

#define KV_SERIALIZE_N(varialble, val_name) \
  epee::serialization::selector<is_store>::serialize(this_ref.varialble, stg, hparent_section, val_name);

#define KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE_N(varialble, val_name) \
  epee::serialization::selector<is_store>::serialize_t_val_as_blob(this_ref.varialble, stg, hparent_section, val_name); 

#define KV_SERIALIZE_VAL_POD_AS_BLOB_N(varialble, val_name) \
  static_assert(std::is_pod<decltype(this_ref.varialble)>::value, "t_type must be a POD type."); \
  KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE_N(varialble, val_name)

#define KV_SERIALIZE_CONTAINER_POD_AS_BLOB_N(varialble, val_name) \
  epee::serialization::selector<is_store>::serialize_stl_container_pod_val_as_blob(this_ref.varialble, stg, hparent_section, val_name);

#define END_KV_SERIALIZE_MAP() return true;}

#define KV_SERIALIZE(varialble)                           KV_SERIALIZE_N(varialble, #varialble)
#define KV_SERIALIZE_VAL_POD_AS_BLOB(varialble)           KV_SERIALIZE_VAL_POD_AS_BLOB_N(varialble, #varialble)
#define KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE(varialble)     KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE_N(varialble, #varialble) //skip is_pod compile time check
#define KV_SERIALIZE_CONTAINER_POD_AS_BLOB(varialble)     KV_SERIALIZE_CONTAINER_POD_AS_BLOB_N(varialble, #varialble)

}