Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // basic_text_oprimitive.ipp:
Chris@16: 
Chris@16: // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
Chris@16: // Use, modification and distribution is subject to the Boost Software
Chris@16: // License, Version 1.0. (See 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 <cstddef> // NULL
Chris@101: #include <algorithm> // std::copy
Chris@16: #include <boost/serialization/pfto.hpp>
Chris@16: 
Chris@16: #include <boost/archive/basic_text_oprimitive.hpp>
Chris@16: #include <boost/archive/codecvt_null.hpp>
Chris@16: #include <boost/archive/add_facet.hpp>
Chris@16: 
Chris@16: #include <boost/archive/iterators/base64_from_binary.hpp>
Chris@16: #include <boost/archive/iterators/insert_linebreaks.hpp>
Chris@16: #include <boost/archive/iterators/transform_width.hpp>
Chris@16: #include <boost/archive/iterators/ostream_iterator.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace archive {
Chris@16: 
Chris@16: // translate to base64 and copy in to buffer.
Chris@16: template<class OStream>
Chris@16: BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
Chris@16: basic_text_oprimitive<OStream>::save_binary(
Chris@16:     const void *address, 
Chris@16:     std::size_t count
Chris@16: ){
Chris@101:     typedef typename OStream::char_type CharType;
Chris@16:     
Chris@16:     if(0 == count)
Chris@16:         return;
Chris@16:     
Chris@16:     if(os.fail())
Chris@16:         boost::serialization::throw_exception(
Chris@16:             archive_exception(archive_exception::output_stream_error)
Chris@16:         );
Chris@16:         
Chris@16:     os.put('\n');
Chris@16:     
Chris@16:     typedef 
Chris@16:         boost::archive::iterators::insert_linebreaks<
Chris@16:             boost::archive::iterators::base64_from_binary<
Chris@16:                 boost::archive::iterators::transform_width<
Chris@16:                     const char *,
Chris@16:                     6,
Chris@16:                     8
Chris@16:                 >
Chris@16:             > 
Chris@16:             ,76
Chris@16:             ,const char // cwpro8 needs this
Chris@16:         > 
Chris@16:         base64_text;
Chris@16: 
Chris@16:     boost::archive::iterators::ostream_iterator<CharType> oi(os);
Chris@16:     std::copy(
Chris@16:         base64_text(BOOST_MAKE_PFTO_WRAPPER(static_cast<const char *>(address))),
Chris@16:         base64_text(
Chris@16:             BOOST_MAKE_PFTO_WRAPPER(static_cast<const char *>(address) + count)
Chris@16:         ),
Chris@16:         oi
Chris@16:     );
Chris@16:     
Chris@16:     std::size_t tail = count % 3;
Chris@16:     if(tail > 0){
Chris@16:         *oi++ = '=';
Chris@16:         if(tail < 2)
Chris@16:             *oi = '=';
Chris@16:     }
Chris@16: }
Chris@16: 
Chris@16: template<class OStream>
Chris@16: BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
Chris@16: basic_text_oprimitive<OStream>::basic_text_oprimitive(
Chris@16:     OStream & os_,
Chris@16:     bool no_codecvt
Chris@16: ) : 
Chris@16: #ifndef BOOST_NO_STD_LOCALE
Chris@16:     os(os_),
Chris@16:     flags_saver(os_),
Chris@16:     precision_saver(os_),
Chris@16:     locale_saver(* os_.rdbuf())
Chris@16: {
Chris@16:     if(! no_codecvt){
Chris@16:         archive_locale.reset(
Chris@16:             add_facet(
Chris@101:                 std::locale::classic(),
Chris@101:                 new boost::archive::codecvt_null<typename OStream::char_type>
Chris@16:             )
Chris@16:         );
Chris@101:         //os.imbue(* archive_locale);
Chris@16:     }
Chris@16:     os << std::noboolalpha;
Chris@16: }
Chris@16: #else
Chris@16:     os(os_),
Chris@16:     flags_saver(os_),
Chris@16:     precision_saver(os_)
Chris@16: {}
Chris@16: #endif
Chris@16: 
Chris@16: template<class OStream>
Chris@16: BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
Chris@16: basic_text_oprimitive<OStream>::~basic_text_oprimitive(){
Chris@16:     os << std::endl;
Chris@16: }
Chris@16: 
Chris@16: } //namespace boost 
Chris@16: } //namespace archive