Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // xml_iarchive_impl.cpp:
Chris@16: 
Chris@16: // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org for updates, documentation, and revision history.
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: #include <cstring> // memcpy
Chris@16: #include <cstddef> // NULL
Chris@16: #if defined(BOOST_NO_STDC_NAMESPACE)
Chris@16: namespace std{ 
Chris@16:     using ::memcpy;
Chris@16: } // namespace std
Chris@16: #endif
Chris@16: 
Chris@16: #ifndef BOOST_NO_CWCHAR
Chris@16: #include <cstdlib> // mbtowc
Chris@16: #if defined(BOOST_NO_STDC_NAMESPACE)
Chris@16: namespace std{ 
Chris@16:     using ::mbtowc;
Chris@16:  } // namespace std
Chris@16: #endif
Chris@16: #endif // BOOST_NO_CWCHAR
Chris@16: 
Chris@16: #include <boost/detail/workaround.hpp> // RogueWave and Dinkumware
Chris@16: #if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1)
Chris@16: #include <boost/archive/dinkumware.hpp>
Chris@16: #endif
Chris@16: 
Chris@101: #include <boost/core/no_exceptions_support.hpp>
Chris@16: 
Chris@16: #include <boost/archive/xml_archive_exception.hpp>
Chris@16: #include <boost/archive/iterators/dataflow_exception.hpp>
Chris@16: #include <boost/archive/basic_xml_archive.hpp>
Chris@16: #include <boost/archive/xml_iarchive.hpp>
Chris@16: 
Chris@16: #include "basic_xml_grammar.hpp"
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace archive {
Chris@16: 
Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // implemenations of functions specific to char archives
Chris@16: 
Chris@16: // wide char stuff used by char archives
Chris@16: 
Chris@16: #ifndef BOOST_NO_CWCHAR
Chris@16: #ifndef BOOST_NO_STD_WSTRING
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::load(std::wstring &ws){
Chris@16:     std::string s;
Chris@16:     bool result = gimpl->parse_string(is, s);
Chris@16:     if(! result)
Chris@16:         boost::serialization::throw_exception(
Chris@16:             xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
Chris@16:         );
Chris@16:     
Chris@16:     #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
Chris@16:     if(NULL != ws.data())
Chris@16:     #endif
Chris@16:         ws.resize(0);
Chris@16:     const char * start = s.data();
Chris@16:     const char * end = start + s.size();
Chris@16:     while(start < end){
Chris@16:         wchar_t wc;
Chris@16:         int resultx = std::mbtowc(&wc, start, end - start);
Chris@16:         if(0 < resultx){
Chris@16:             start += resultx;
Chris@16:             ws += wc;
Chris@16:             continue;
Chris@16:         }
Chris@16:         boost::serialization::throw_exception(
Chris@16:             iterators::dataflow_exception(
Chris@16:                 iterators::dataflow_exception::invalid_conversion
Chris@16:             )
Chris@16:         );
Chris@16:     }
Chris@16: }
Chris@16: #endif // BOOST_NO_STD_WSTRING
Chris@16: 
Chris@16: #ifndef BOOST_NO_INTRINSIC_WCHAR_T
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::load(wchar_t * ws){
Chris@16:     std::string s;
Chris@16:     bool result = gimpl->parse_string(is, s);
Chris@16:     if(! result)
Chris@16:         boost::serialization::throw_exception(
Chris@16:             xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
Chris@16:         );
Chris@16:         
Chris@16:     const char * start = s.data();
Chris@16:     const char * end = start + s.size();
Chris@16:     while(start < end){
Chris@16:         wchar_t wc;
Chris@101:         int length = std::mbtowc(&wc, start, end - start);
Chris@101:         if(0 < length){
Chris@101:             start += length;
Chris@16:             *ws++ = wc;
Chris@16:             continue;
Chris@16:         }
Chris@16:         boost::serialization::throw_exception(
Chris@16:             iterators::dataflow_exception(
Chris@16:                 iterators::dataflow_exception::invalid_conversion
Chris@16:             )
Chris@16:         );
Chris@16:     }
Chris@16:     *ws = L'\0';
Chris@16: }
Chris@16: #endif // BOOST_NO_INTRINSIC_WCHAR_T
Chris@16: 
Chris@16: #endif // BOOST_NO_CWCHAR
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::load(std::string &s){
Chris@16:     bool result = gimpl->parse_string(is, s);
Chris@16:     if(! result)
Chris@16:         boost::serialization::throw_exception(
Chris@16:             xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
Chris@16:         );
Chris@16: }
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::load(char * s){
Chris@16:     std::string tstring;
Chris@16:     bool result = gimpl->parse_string(is, tstring);
Chris@16:     if(! result)
Chris@16:         boost::serialization::throw_exception(
Chris@16:             xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
Chris@16:         );
Chris@16:     std::memcpy(s, tstring.data(), tstring.size());
Chris@16:     s[tstring.size()] = 0;
Chris@16: }
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::load_override(class_name_type & t, int){
Chris@16:     const std::string & s = gimpl->rv.class_name;
Chris@16:     if(s.size() > BOOST_SERIALIZATION_MAX_KEY_SIZE - 1)
Chris@16:         boost::serialization::throw_exception(
Chris@16:             archive_exception(archive_exception::invalid_class_name)
Chris@16:        );
Chris@16:     char * tptr = t;
Chris@16:     std::memcpy(tptr, s.data(), s.size());
Chris@16:     tptr[s.size()] = '\0';
Chris@16: }
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(void)
Chris@16: xml_iarchive_impl<Archive>::init(){
Chris@16:     gimpl->init(is);
Chris@16:     this->set_library_version(
Chris@16:         library_version_type(gimpl->rv.version)
Chris@16:     );
Chris@16: }
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY())
Chris@16: xml_iarchive_impl<Archive>::xml_iarchive_impl(
Chris@16:     std::istream &is_,
Chris@16:     unsigned int flags
Chris@16: ) :
Chris@16:     basic_text_iprimitive<std::istream>(
Chris@16:         is_, 
Chris@16:         0 != (flags & no_codecvt)
Chris@16:     ),
Chris@16:     basic_xml_iarchive<Archive>(flags),
Chris@16:     gimpl(new xml_grammar())
Chris@16: {
Chris@101:     if(0 == (flags & no_header))
Chris@101:         init();
Chris@16: }
Chris@16: 
Chris@16: template<class Archive>
Chris@16: BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY())
Chris@16: xml_iarchive_impl<Archive>::~xml_iarchive_impl(){
Chris@16:     if(0 == (this->get_flags() & no_header)){
Chris@16:         BOOST_TRY{
Chris@16:             gimpl->windup(is);
Chris@16:         }
Chris@16:         BOOST_CATCH(...){}
Chris@16:         BOOST_CATCH_END
Chris@16:     }
Chris@16: }
Chris@16: } // namespace archive
Chris@16: } // namespace boost