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- #ifndef PORTABLE_BINARY_OARCHIVE_HPP
- #define PORTABLE_BINARY_OARCHIVE_HPP
- // MS compatible compilers support #pragma once
- #if defined(_MSC_VER)
- # pragma once
- #endif
- #if defined(_MSC_VER)
- #pragma warning( push )
- #pragma warning( disable : 4244 )
- #endif
- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // portable_binary_oarchive.hpp
- // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
- // Use, modification and distribution is subject to 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 <ostream>
- #include <boost/serialization/string.hpp>
- #include <boost/archive/archive_exception.hpp>
- #include <boost/archive/basic_binary_oprimitive.hpp>
- #include <boost/archive/detail/common_oarchive.hpp>
- #include <boost/archive/detail/register_archive.hpp>
- #include "portable_binary_archive.hpp"
- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // exception to be thrown if integer read from archive doesn't fit
- // variable being loaded
- class portable_binary_oarchive_exception :
- public boost::archive::archive_exception
- {
- public:
- typedef enum {
- invalid_flags
- } exception_code;
- portable_binary_oarchive_exception(exception_code c = invalid_flags )
- {}
- virtual const char *what( ) const throw( )
- {
- const char *msg = "programmer error";
- switch(code){
- case invalid_flags:
- msg = "cannot be both big and little endian";
- default:
- boost::archive::archive_exception::what();
- }
- return msg;
- }
- };
- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // "Portable" output binary archive. This is a variation of the native binary
- // archive. it addresses integer size and endienness so that binary archives can
- // be passed across systems. Note:floating point types not addressed here
- class portable_binary_oarchive :
- public boost::archive::basic_binary_oprimitive<
- portable_binary_oarchive,
- std::ostream::char_type,
- std::ostream::traits_type
- >,
- public boost::archive::detail::common_oarchive<
- portable_binary_oarchive
- >
- {
- typedef boost::archive::basic_binary_oprimitive<
- portable_binary_oarchive,
- std::ostream::char_type,
- std::ostream::traits_type
- > primitive_base_t;
- typedef boost::archive::detail::common_oarchive<
- portable_binary_oarchive
- > archive_base_t;
- #ifndef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
- public:
- #else
- friend archive_base_t;
- friend primitive_base_t; // since with override save below
- friend class boost::archive::detail::interface_oarchive<
- portable_binary_oarchive
- >;
- friend class boost::archive::save_access;
- protected:
- #endif
- unsigned int m_flags;
- void save_impl(const boost::intmax_t l, const char maxsize);
- // add base class to the places considered when matching
- // save function to a specific set of arguments. Note, this didn't
- // work on my MSVC 7.0 system so we use the sure-fire method below
- // using archive_base_t::save;
- // default fall through for any types not specified here
- template<class T>
- void save(const T & t){
- save_impl(t, sizeof(T));
- }
- void save(const std::string & t){
- this->primitive_base_t::save(t);
- }
- #ifndef BOOST_NO_STD_WSTRING
- void save(const std::wstring & t){
- this->primitive_base_t::save(t);
- }
- #endif
- void save(const float & t){
- this->primitive_base_t::save(t);
- // floats not supported
- //BOOST_STATIC_ASSERT(false);
- }
- void save(const double & t){
- this->primitive_base_t::save(t);
- // doubles not supported
- //BOOST_STATIC_ASSERT(false);
- }
- void save(const char & t){
- this->primitive_base_t::save(t);
- }
- void save(const unsigned char & t){
- this->primitive_base_t::save(t);
- }
- // default processing - kick back to base class. Note the
- // extra stuff to get it passed borland compilers
- typedef boost::archive::detail::common_oarchive<portable_binary_oarchive>
- detail_common_oarchive;
- template<class T>
- void save_override(T & t){
- this->detail_common_oarchive::save_override(t);
- }
- // explicitly convert to char * to avoid compile ambiguities
- void save_override(const boost::archive::class_name_type & t){
- const std::string s(t);
- * this << s;
- }
- // binary files don't include the optional information
- void save_override(
- const boost::archive::class_id_optional_type & /* t */
- ){}
- void init(unsigned int flags);
- public:
- portable_binary_oarchive(std::ostream & os, unsigned flags = 0) :
- primitive_base_t(
- * os.rdbuf(),
- 0 != (flags & boost::archive::no_codecvt)
- ),
- archive_base_t(flags),
- m_flags(flags & (endian_big | endian_little))
- {
- init(flags);
- }
- portable_binary_oarchive(
- std::basic_streambuf<
- std::ostream::char_type,
- std::ostream::traits_type
- > & bsb,
- unsigned int flags
- ) :
- primitive_base_t(
- bsb,
- 0 != (flags & boost::archive::no_codecvt)
- ),
- archive_base_t(flags),
- m_flags(0)
- {
- init(flags);
- }
- };
- // required by export in boost version > 1.34
- #ifdef BOOST_SERIALIZATION_REGISTER_ARCHIVE
- BOOST_SERIALIZATION_REGISTER_ARCHIVE(portable_binary_oarchive)
- #endif
- // required by export in boost <= 1.34
- #define BOOST_ARCHIVE_CUSTOM_OARCHIVE_TYPES portable_binary_oarchive
- #if defined(_MSC_VER)
- #pragma warning( pop )
- #endif
- #endif // PORTABLE_BINARY_OARCHIVE_HPP
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