373 lines
21 KiB
C++
373 lines
21 KiB
C++
// 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
|
|
|
|
namespace epee
|
|
{
|
|
namespace serialization
|
|
{
|
|
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_t_val(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return stg.set_value(pname, d, hparent_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool unserialize_t_val(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return stg.get_value(pname, d, hparent_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_t_val_as_blob(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
std::string blob((const char *)&d, sizeof(d));
|
|
return stg.set_value(pname, blob, hparent_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool unserialize_t_val_as_blob(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
std::string blob;
|
|
if(!stg.get_value(pname, blob, hparent_section))
|
|
return false;
|
|
CHECK_AND_ASSERT_MES(blob.size() == sizeof(d), false, "unserialize_t_val_as_blob: size of " << typeid(t_type).name() << " = " << sizeof(t_type) << ", but stored blod size = " << blob.size() << ", value name = " << pname);
|
|
d = *(const t_type*)blob.data();
|
|
return true;
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class serializible_type, class t_storage>
|
|
static bool serialize_t_obj(const serializible_type& obj, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
typename t_storage::hsection hchild_section = stg.open_section(pname, hparent_section, true);
|
|
CHECK_AND_ASSERT_MES(hchild_section, false, "serialize_t_obj: failed to open/create section " << pname);
|
|
return obj.store(stg, hchild_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class serializible_type, class t_storage>
|
|
static bool unserialize_t_obj(serializible_type& obj, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
typename t_storage::hsection hchild_section = stg.open_section(pname, hparent_section, true);
|
|
if(!hchild_section) return false;
|
|
return obj._load(stg, hchild_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class serializible_type, class t_storage>
|
|
static bool serialize_t_obj(enableable<serializible_type>& obj, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
if(!obj.enabled)
|
|
return true;
|
|
return serialize_t_obj(obj.v, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class serializible_type, class t_storage>
|
|
static bool unserialize_t_obj(enableable<serializible_type>& obj, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
obj.enabled = false;
|
|
typename t_storage::hsection hchild_section = stg.open_section(pname, hparent_section, true);
|
|
if(!hchild_section) return false;
|
|
obj.enabled = true;
|
|
return obj.v._load(stg, hchild_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool serialize_stl_container_t_val (const stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
if(!container.size()) return true;
|
|
typename stl_container::const_iterator it = container.begin();
|
|
typename t_storage::harray hval_array = stg.insert_first_value(pname, *it, hparent_section);
|
|
CHECK_AND_ASSERT_MES(hval_array, false, "failed to insert first value to storage");
|
|
it++;
|
|
for(;it!= container.end();it++)
|
|
stg.insert_next_value(hval_array, *it);
|
|
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool unserialize_stl_container_t_val(stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
container.clear();
|
|
typename stl_container::value_type exchange_val;
|
|
typename t_storage::harray hval_array = stg.get_first_value(pname, exchange_val, hparent_section);
|
|
if(!hval_array) return false;
|
|
container.push_back(std::move(exchange_val));
|
|
while(stg.get_next_value(hval_array, exchange_val))
|
|
container.push_back(std::move(exchange_val));
|
|
return true;
|
|
}//--------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool serialize_stl_container_pod_val_as_blob(const stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
if(!container.size()) return true;
|
|
typename stl_container::const_iterator it = container.begin();
|
|
std::string mb;
|
|
mb.resize(sizeof(typename stl_container::value_type)*container.size());
|
|
typename stl_container::value_type* p_elem = (typename stl_container::value_type*)mb.data();
|
|
BOOST_FOREACH(const typename stl_container::value_type& v, container)
|
|
{
|
|
*p_elem = v;
|
|
p_elem++;
|
|
}
|
|
return stg.set_value(pname, mb, hparent_section);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool unserialize_stl_container_pod_val_as_blob(stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
container.clear();
|
|
std::string buff;
|
|
bool res = stg.get_value(pname, buff, hparent_section);
|
|
if(res)
|
|
{
|
|
size_t loaded_size = buff.size();
|
|
typename stl_container::value_type* pelem = (typename stl_container::value_type*)buff.data();
|
|
CHECK_AND_ASSERT_MES(!(loaded_size%sizeof(typename stl_container::value_type)),
|
|
false,
|
|
"size in blob " << loaded_size << " not have not zero modulo for sizeof(value_type) = " << sizeof(typename stl_container::value_type));
|
|
size_t count = (loaded_size/sizeof(typename stl_container::value_type));
|
|
for(size_t i = 0; i < count; i++)
|
|
container.push_back(*(pelem++));
|
|
}
|
|
return res;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool serialize_stl_container_t_obj (const stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
bool res = false;
|
|
if(!container.size()) return true;
|
|
typename stl_container::const_iterator it = container.begin();
|
|
typename t_storage::hsection hchild_section = nullptr;
|
|
typename t_storage::harray hsec_array = stg.insert_first_section(pname, hchild_section, hparent_section);
|
|
CHECK_AND_ASSERT_MES(hsec_array && hchild_section, false, "failed to insert first section with section name " << pname);
|
|
res = it->store(stg, hchild_section);
|
|
it++;
|
|
for(;it!= container.end();it++)
|
|
{
|
|
stg.insert_next_section(hsec_array, hchild_section);
|
|
res |= it->store(stg, hchild_section);
|
|
}
|
|
return res;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------------------------
|
|
template<class stl_container, class t_storage>
|
|
static bool unserialize_stl_container_t_obj(stl_container& container, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
bool res = false;
|
|
container.clear();
|
|
typename stl_container::value_type val = typename stl_container::value_type();
|
|
typename t_storage::hsection hchild_section = nullptr;
|
|
typename t_storage::harray hsec_array = stg.get_first_section(pname, hchild_section, hparent_section);
|
|
if(!hsec_array || !hchild_section) return false;
|
|
res = val._load(stg, hchild_section);
|
|
container.push_back(val);
|
|
while(stg.get_next_section(hsec_array, hchild_section))
|
|
{
|
|
typename stl_container::value_type val_l = typename stl_container::value_type();
|
|
res |= val_l._load(stg, hchild_section);
|
|
container.push_back(std::move(val_l));
|
|
}
|
|
return res;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------------------------
|
|
template<bool>
|
|
struct kv_serialization_overloads_impl_is_base_serializable_types;
|
|
|
|
template<>
|
|
struct kv_serialization_overloads_impl_is_base_serializable_types<true>
|
|
{
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return stg.set_value(pname, d, hparent_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return stg.get_value(pname, d, hparent_section);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return serialize_stl_container_t_val(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return unserialize_stl_container_t_val(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return serialize_stl_container_t_val(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return unserialize_stl_container_t_val(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
};
|
|
template<>
|
|
struct kv_serialization_overloads_impl_is_base_serializable_types<false>
|
|
{
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return serialize_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return unserialize_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return serialize_stl_container_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return unserialize_stl_container_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_serialize(const std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return serialize_stl_container_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
static bool kv_unserialize(std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return unserialize_stl_container_t_obj(d, stg, hparent_section, pname);
|
|
}
|
|
};
|
|
template<class t_storage>
|
|
struct base_serializable_types: public boost::mpl::vector<uint64_t, uint32_t, uint16_t, uint8_t, int64_t, int32_t, int16_t, int8_t, double, bool, std::string, typename t_storage::meta_entry>::type
|
|
{};
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<bool> struct selector;
|
|
template<>
|
|
struct selector<true>
|
|
{
|
|
template<class t_type, class t_storage>
|
|
static bool serialize(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialize(d, stg, hparent_section, pname);
|
|
}
|
|
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_stl_container_pod_val_as_blob(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return epee::serialization::serialize_stl_container_pod_val_as_blob(d, stg, hparent_section, pname);
|
|
}
|
|
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_t_val_as_blob(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return epee::serialization::serialize_t_val_as_blob(d, stg, hparent_section, pname);
|
|
}
|
|
|
|
|
|
};
|
|
template<>
|
|
struct selector<false>
|
|
{
|
|
template<class t_type, class t_storage>
|
|
static bool serialize(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_unserialize(d, stg, hparent_section, pname);
|
|
}
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_stl_container_pod_val_as_blob(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return epee::serialization::unserialize_stl_container_pod_val_as_blob(d, stg, hparent_section, pname);
|
|
}
|
|
|
|
template<class t_type, class t_storage>
|
|
static bool serialize_t_val_as_blob(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return epee::serialization::unserialize_t_val_as_blob(d, stg, hparent_section, pname);
|
|
}
|
|
};
|
|
|
|
template<class t_type, class t_storage>
|
|
bool kv_serialize(const t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_serialize(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
bool kv_unserialize(t_type& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_unserialize(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
bool kv_serialize(const std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_serialize(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
bool kv_unserialize(std::vector<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_unserialize(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
bool kv_serialize(const std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_serialize(d, stg, hparent_section, pname);
|
|
}
|
|
//-------------------------------------------------------------------------------------------------------------------
|
|
template<class t_type, class t_storage>
|
|
bool kv_unserialize(std::list<t_type>& d, t_storage& stg, typename t_storage::hsection hparent_section, const char* pname)
|
|
{
|
|
return kv_serialization_overloads_impl_is_base_serializable_types<boost::mpl::contains<base_serializable_types<t_storage>, typename std::remove_const<t_type>::type>::value>::kv_unserialize(d, stg, hparent_section, pname);
|
|
}
|
|
}
|
|
}
|