Files
msgpack/include/msgpack/adaptor/tr1/unordered_map.hpp
Beilu Shao b4786711df alignment: use proper alignment size
Pass proper alignment size when use allocate_align(). This will
fix alignment trap issues on ARM.

Signed-off-by: Beilu Shao <beilushao@gmail.com>
2016-10-16 23:59:13 +02:00

172 lines
6.3 KiB
C++

//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2008-2015 FURUHASHI Sadayuki
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef MSGPACK_TYPE_TR1_UNORDERED_MAP_HPP
#define MSGPACK_TYPE_TR1_UNORDERED_MAP_HPP
#include "msgpack/versioning.hpp"
#include "msgpack/adaptor/adaptor_base.hpp"
#include "msgpack/adaptor/check_container_size.hpp"
#if defined(_LIBCPP_VERSION) || (_MSC_VER >= 1700)
#define MSGPACK_HAS_STD_UNORDERED_MAP
#include <unordered_map>
#define MSGPACK_STD_TR1 std
#else // defined(_LIBCPP_VERSION) || (_MSC_VER >= 1700)
#if __GNUC__ >= 4
#define MSGPACK_HAS_STD_TR1_UNORDERED_MAP
#include <tr1/unordered_map>
#define MSGPACK_STD_TR1 std::tr1
#endif // __GNUC__ >= 4
#endif // defined(_LIBCPP_VERSION) || (_MSC_VER >= 1700)
#if defined(MSGPACK_STD_TR1)
namespace msgpack {
/// @cond
MSGPACK_API_VERSION_NAMESPACE(v1) {
/// @endcond
namespace adaptor {
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct convert<MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc> > {
msgpack::object const& operator()(msgpack::object const& o, MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc>& v) const {
if(o.type != msgpack::type::MAP) { throw msgpack::type_error(); }
msgpack::object_kv* p(o.via.map.ptr);
msgpack::object_kv* const pend(o.via.map.ptr + o.via.map.size);
MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc> tmp;
for(; p != pend; ++p) {
K key;
p->key.convert(key);
p->val.convert(tmp[key]);
}
tmp.swap(v);
return o;
}
};
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct pack<MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc> > {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc>& v) const {
uint32_t size = checked_get_container_size(v.size());
o.pack_map(size);
for(typename MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc>::const_iterator it(v.begin()), it_end(v.end());
it != it_end; ++it) {
o.pack(it->first);
o.pack(it->second);
}
return o;
}
};
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct object_with_zone<MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc> > {
void operator()(msgpack::object::with_zone& o, const MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc>& v) const {
o.type = msgpack::type::MAP;
if(v.empty()) {
o.via.map.ptr = MSGPACK_NULLPTR;
o.via.map.size = 0;
} else {
uint32_t size = checked_get_container_size(v.size());
msgpack::object_kv* p = static_cast<msgpack::object_kv*>(o.zone.allocate_align(sizeof(msgpack::object_kv)*size, MSGPACK_ZONE_ALIGNOF(msgpack::object_kv)));
msgpack::object_kv* const pend = p + size;
o.via.map.ptr = p;
o.via.map.size = size;
typename MSGPACK_STD_TR1::unordered_map<K, V, Hash, Pred, Alloc>::const_iterator it(v.begin());
do {
p->key = msgpack::object(it->first, o.zone);
p->val = msgpack::object(it->second, o.zone);
++p;
++it;
} while(p < pend);
}
}
};
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct convert<MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc> > {
msgpack::object const& operator()(msgpack::object const& o, MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc>& v) const {
if(o.type != msgpack::type::MAP) { throw msgpack::type_error(); }
msgpack::object_kv* p(o.via.map.ptr);
msgpack::object_kv* const pend(o.via.map.ptr + o.via.map.size);
MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc> tmp;
for(; p != pend; ++p) {
std::pair<K, V> value;
p->key.convert(value.first);
p->val.convert(value.second);
tmp.insert(value);
}
tmp.swap(v);
return o;
}
};
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct pack<MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc> > {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc>& v) const {
uint32_t size = checked_get_container_size(v.size());
o.pack_map(size);
for(typename MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc>::const_iterator it(v.begin()), it_end(v.end());
it != it_end; ++it) {
o.pack(it->first);
o.pack(it->second);
}
return o;
}
};
template <typename K, typename V, typename Hash, typename Pred, typename Alloc>
struct object_with_zone<MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc> > {
void operator()(msgpack::object::with_zone& o, const MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc>& v) const {
o.type = msgpack::type::MAP;
if(v.empty()) {
o.via.map.ptr = MSGPACK_NULLPTR;
o.via.map.size = 0;
} else {
uint32_t size = checked_get_container_size(v.size());
msgpack::object_kv* p = static_cast<msgpack::object_kv*>(o.zone.allocate_align(sizeof(msgpack::object_kv)*size, MSGPACK_ZONE_ALIGNOF(msgpack::object_kv)));
msgpack::object_kv* const pend = p + size;
o.via.map.ptr = p;
o.via.map.size = size;
typename MSGPACK_STD_TR1::unordered_multimap<K, V, Hash, Pred, Alloc>::const_iterator it(v.begin());
do {
p->key = msgpack::object(it->first, o.zone);
p->val = msgpack::object(it->second, o.zone);
++p;
++it;
} while(p < pend);
}
}
};
} // namespace adaptor
/// @cond
} // MSGPACK_API_VERSION_NAMESPACE(v1)
/// @endcond
} // namespace msgpack
#undef MSGPACK_STD_TR1
#endif // MSGPACK_STD_TR1
#endif // MSGPACK_TYPE_TR1_UNORDERED_MAP_HPP