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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// xml_iarchive_impl.cpp:
// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
// 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)
// See http://www.boost.org for updates, documentation, and revision history.
#include <boost/config.hpp>
#include <cstring> // memcpy
#include <cstddef> // NULL
#if defined(BOOST_NO_STDC_NAMESPACE)
namespace std{
using ::memcpy;
} // namespace std
#endif
#ifndef BOOST_NO_CWCHAR
#include <cwchar> // mbstate_t and mbrtowc
#if defined(BOOST_NO_STDC_NAMESPACE)
namespace std{
using ::mbstate_t;
using ::mbrtowc;
} // namespace std
#endif
#endif // BOOST_NO_CWCHAR
#include <boost/detail/workaround.hpp> // RogueWave and Dinkumware
#if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1)
#include <boost/archive/dinkumware.hpp>
#endif
#include <boost/core/uncaught_exceptions.hpp>
#include <boost/core/no_exceptions_support.hpp>
#include <boost/archive/xml_archive_exception.hpp>
#include <boost/archive/iterators/dataflow_exception.hpp>
#include <boost/archive/basic_xml_archive.hpp>
#include <boost/archive/xml_iarchive.hpp>
#include "basic_xml_grammar.hpp"
namespace boost {
namespace archive {
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// implemenations of functions specific to char archives
// wide char stuff used by char archives
#ifndef BOOST_NO_CWCHAR
#ifndef BOOST_NO_STD_WSTRING
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::load(std::wstring &ws){
std::string s;
bool result = gimpl->parse_string(is, s);
if(! result)
boost::serialization::throw_exception(
xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
);
#if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
if(NULL != ws.data())
#endif
ws.resize(0);
std::mbstate_t mbs = std::mbstate_t();
const char * start = s.data();
const char * end = start + s.size();
while(start < end){
wchar_t wc;
std::size_t count = std::mbrtowc(&wc, start, end - start, &mbs);
if(count == static_cast<std::size_t>(-1))
boost::serialization::throw_exception(
iterators::dataflow_exception(
iterators::dataflow_exception::invalid_conversion
)
);
if(count == static_cast<std::size_t>(-2))
continue;
start += count;
ws += wc;
}
}
#endif // BOOST_NO_STD_WSTRING
#ifndef BOOST_NO_INTRINSIC_WCHAR_T
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::load(wchar_t * ws){
std::string s;
bool result = gimpl->parse_string(is, s);
if(! result)
boost::serialization::throw_exception(
xml_archive_exception(
xml_archive_exception::xml_archive_parsing_error
)
);
std::mbstate_t mbs = std::mbstate_t();
const char * start = s.data();
const char * end = start + s.size();
while(start < end){
wchar_t wc;
std::size_t length = std::mbrtowc(&wc, start, end - start, &mbs);
if(static_cast<std::size_t>(-1) == length)
boost::serialization::throw_exception(
iterators::dataflow_exception(
iterators::dataflow_exception::invalid_conversion
)
);
if(static_cast<std::size_t>(-2) == length)
continue;
start += length;
*ws++ = wc;
}
*ws = L'\0';
}
#endif // BOOST_NO_INTRINSIC_WCHAR_T
#endif // BOOST_NO_CWCHAR
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::load(std::string &s){
bool result = gimpl->parse_string(is, s);
if(! result)
boost::serialization::throw_exception(
xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
);
}
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::load(char * s){
std::string tstring;
bool result = gimpl->parse_string(is, tstring);
if(! result)
boost::serialization::throw_exception(
xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
);
std::memcpy(s, tstring.data(), tstring.size());
s[tstring.size()] = 0;
}
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::load_override(class_name_type & t){
const std::string & s = gimpl->rv.class_name;
if(s.size() > BOOST_SERIALIZATION_MAX_KEY_SIZE - 1)
boost::serialization::throw_exception(
archive_exception(archive_exception::invalid_class_name)
);
char * tptr = t;
std::memcpy(tptr, s.data(), s.size());
tptr[s.size()] = '\0';
}
template<class Archive>
BOOST_ARCHIVE_DECL void
xml_iarchive_impl<Archive>::init(){
gimpl->init(is);
this->set_library_version(
boost::serialization::library_version_type(gimpl->rv.version)
);
}
template<class Archive>
BOOST_ARCHIVE_DECL
xml_iarchive_impl<Archive>::xml_iarchive_impl(
std::istream &is_,
unsigned int flags
) :
basic_text_iprimitive<std::istream>(
is_,
0 != (flags & no_codecvt)
),
basic_xml_iarchive<Archive>(flags),
gimpl(new xml_grammar())
{}
template<class Archive>
BOOST_ARCHIVE_DECL
xml_iarchive_impl<Archive>::~xml_iarchive_impl(){
if(boost::core::uncaught_exceptions() > 0)
return;
if(0 == (this->get_flags() & no_header)){
gimpl->windup(is);
}
}
} // namespace archive
} // namespace boost
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