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//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2008-2016 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_V1_TYPE_ARRAY_REF_HPP
#define MSGPACK_V1_TYPE_ARRAY_REF_HPP
#include "msgpack/adaptor/check_container_size.hpp"
#include "msgpack/cpp_config.hpp"
#include <cstring>
#include <string>
namespace msgpack {
/// @cond
MSGPACK_API_VERSION_NAMESPACE(v1) {
/// @endcond
namespace type {
template <typename T>
struct array_ref {
array_ref() : data(MSGPACK_NULLPTR) {}
array_ref(T& t) : data(&t) {}
T* data;
std::size_t size() const {
return data->size();
}
template <typename U>
bool operator==(array_ref<U> const& t) const {
return *data == *t.data;
}
template <typename U>
bool operator!=(array_ref<U> const& t) const {
return !(*data == *t.data);
}
template <typename U>
bool operator< (array_ref<U> const& t) const
{
return *data < *t.data;
}
template <typename U>
bool operator> (array_ref<U> const& t) const
{
return *t.data < *data;
}
template <typename U>
bool operator<= (array_ref<U> const& t) const
{
return !(*t.data < *data);
}
template <typename U>
bool operator>= (array_ref<U> const& t) const
{
return !(*data < *t.data);
}
};
template <typename T, std::size_t N>
struct array_ref<T[N]> {
array_ref() : data(MSGPACK_NULLPTR) {}
array_ref(T(&t)[N]) : data(t) {}
T* data;
std::size_t size() const {
return N;
}
template <typename U>
bool operator==(array_ref<U> const& t) const {
if (N != t.size()) return false;
T const* pself = data;
U const* pother = t.data;
for (; pself != &data[N]; ++pself, ++pother) {
if (*pself != *pother) return false;
}
return true;
}
template <typename U>
bool operator!=(array_ref<U> const& t) const {
return !(*this == t);
}
template <typename U>
bool operator< (array_ref<U> const& t) const
{
T const* pself = data;
U const* pother = t.data;
for (; pself != &data[N] && pother != t.data[t.size()]; ++pself, ++pother) {
if (*pself < *pother) return true;
}
if (N < t.size()) return true;
return false;
}
template <typename U>
bool operator> (array_ref<U> const& t) const
{
return t.data < data;
}
template <typename U>
bool operator<= (array_ref<U> const& t) const
{
return !(t.data < data);
}
template <typename U>
bool operator>= (array_ref<U> const& t) const
{
return !(data < t.data);
}
};
template <typename T>
inline
typename msgpack::enable_if<
!msgpack::is_array<T const>::value,
array_ref<T const>
>::type
make_array_ref(const T& t) {
return array_ref<T const>(t);
}
template <typename T>
inline
typename msgpack::enable_if<
!msgpack::is_array<T>::value,
array_ref<T>
>::type
make_array_ref(T& t) {
return array_ref<T>(t);
}
template <typename T, std::size_t N>
inline array_ref<const T[N]> make_array_ref(const T(&t)[N]) {
return array_ref<const T[N]>(t);
}
template <typename T, std::size_t N>
inline array_ref<T[N]> make_array_ref(T(&t)[N]) {
return array_ref<T[N]>(t);
}
} // namespace type
namespace adaptor {
template <typename T>
struct convert<msgpack::type::array_ref<T> > {
msgpack::object const& operator()(msgpack::object const& o, msgpack::type::array_ref<T>& v) const {
if (!v.data) { throw msgpack::type_error(); }
if (o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); }
if (v.size() < o.via.bin.size) { throw msgpack::type_error(); }
if (o.via.array.size > 0) {
msgpack::object* p = o.via.array.ptr;
msgpack::object* const pend = o.via.array.ptr + o.via.array.size;
typename T::iterator it = v.data->begin();
do {
p->convert(*it);
++p;
++it;
} while(p < pend);
}
return o;
}
};
template <typename T, std::size_t N>
struct convert<msgpack::type::array_ref<T[N]> > {
msgpack::object const& operator()(msgpack::object const& o, msgpack::type::array_ref<T[N]>& v) const {
if (!v.data) { throw msgpack::type_error(); }
if (o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); }
if (v.size() < o.via.bin.size) { throw msgpack::type_error(); }
if (o.via.array.size > 0) {
msgpack::object* p = o.via.array.ptr;
msgpack::object* const pend = o.via.array.ptr + o.via.array.size;
T* it = v.data;
do {
p->convert(*it);
++p;
++it;
} while(p < pend);
}
return o;
}
};
template <typename T>
struct convert<msgpack::type::array_ref<std::vector<T> > > {
msgpack::object const& operator()(msgpack::object const& o, msgpack::type::array_ref<std::vector<T> >& v) const {
if (!v.data) { throw msgpack::type_error(); }
if (o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); }
v.data->resize(o.via.bin.size);
if (o.via.array.size > 0) {
msgpack::object* p = o.via.array.ptr;
msgpack::object* const pend = o.via.array.ptr + o.via.array.size;
typename std::vector<T>::iterator it = v.data->begin();
do {
p->convert(*it);
++p;
++it;
} while(p < pend);
}
return o;
}
};
template <typename T>
struct pack<msgpack::type::array_ref<T> > {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const msgpack::type::array_ref<T>& v) const {
if (!v.data) { throw msgpack::type_error(); }
uint32_t size = checked_get_container_size(v.size());
o.pack_array(size);
for (typename T::const_iterator it(v.data->begin()), it_end(v.data->end());
it != it_end; ++it) {
o.pack(*it);
}
return o;
}
};
template <typename T, std::size_t N>
struct pack<msgpack::type::array_ref<T[N]> > {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const msgpack::type::array_ref<T[N]>& v) const {
if (!v.data) { throw msgpack::type_error(); }
uint32_t size = checked_get_container_size(v.size());
o.pack_array(size);
for (T const* it = v.data;
it != &v.data[v.size()]; ++it) {
o.pack(*it);
}
return o;
}
};
template <typename T>
struct object_with_zone<msgpack::type::array_ref<T> > {
void operator()(msgpack::object::with_zone& o, const msgpack::type::array_ref<T>& v) const {
if (!v.data) { throw msgpack::type_error(); }
o.type = msgpack::type::ARRAY;
if (v.data->empty()) {
o.via.array.ptr = MSGPACK_NULLPTR;
o.via.array.size = 0;
}
else {
uint32_t size = checked_get_container_size(v.size());
msgpack::object* p = static_cast<msgpack::object*>(o.zone.allocate_align(sizeof(msgpack::object)*size, MSGPACK_ZONE_ALIGNOF(msgpack::object)));
msgpack::object* const pend = p + size;
o.via.array.ptr = p;
o.via.array.size = size;
typename T::const_iterator it(v.data->begin());
do {
#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
#endif // defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__clang__)
*p = msgpack::object(*it, o.zone);
#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__clang__)
#pragma GCC diagnostic pop
#endif // defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__clang__)
++p;
++it;
} while(p < pend);
}
}
};
template <typename T, std::size_t N>
struct object_with_zone<msgpack::type::array_ref<T[N]> > {
void operator()(msgpack::object::with_zone& o, const msgpack::type::array_ref<T[N]>& v) const {
if (!v.data) { throw msgpack::type_error(); }
o.type = msgpack::type::ARRAY;
uint32_t size = checked_get_container_size(v.size());
msgpack::object* p = static_cast<msgpack::object*>(o.zone.allocate_align(sizeof(msgpack::object)*size, MSGPACK_ZONE_ALIGNOF(msgpack::object)));
msgpack::object* const pend = p + size;
o.via.array.ptr = p;
o.via.array.size = size;
T const* it = v.data;
do {
*p = msgpack::object(*it, o.zone);
++p;
++it;
} while(p < pend);
}
};
} // namespace adaptor
/// @cond
} // MSGPACK_API_VERSION_NAMESPACE(v1)
/// @endcond
} // namespace msgpack
#endif // MSGPACK_V1_TYPE_ARRAY_REF_HPP
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