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- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // portable_binary_iarchive.cpp
- // (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 <istream>
- #include <string>
- #include <boost/predef/other/endian.h>
- #include <boost/serialization/throw_exception.hpp>
- #include <boost/archive/archive_exception.hpp>
- #include "portable_binary_iarchive.hpp"
- void
- portable_binary_iarchive::load_impl(boost::intmax_t & l, char maxsize){
- char size;
- l = 0;
- this->primitive_base_t::load(size);
- if(0 == size){
- return;
- }
- bool negative = (size < 0);
- if(negative)
- size = -size;
- if(size > maxsize)
- boost::serialization::throw_exception(
- portable_binary_iarchive_exception()
- );
- char * cptr = reinterpret_cast<char *>(& l);
- #if BOOST_ENDIAN_BIG_BYTE
- cptr += (sizeof(boost::intmax_t) - size);
- #endif
- this->primitive_base_t::load_binary(cptr, size);
- #if BOOST_ENDIAN_BIG_BYTE
- if(m_flags & endian_little)
- #else
- if(m_flags & endian_big)
- #endif
- reverse_bytes(size, cptr);
-
- if(negative)
- l = -l;
- }
- void
- portable_binary_iarchive::load_override(
- boost::archive::class_name_type & t
- ){
- std::string cn;
- cn.reserve(BOOST_SERIALIZATION_MAX_KEY_SIZE);
- load_override(cn);
- if(cn.size() > (BOOST_SERIALIZATION_MAX_KEY_SIZE - 1))
- boost::serialization::throw_exception(
- boost::archive::archive_exception(
- boost::archive::archive_exception::invalid_class_name)
- );
- std::memcpy(t, cn.data(), cn.size());
- // borland tweak
- t.t[cn.size()] = '\0';
- }
- void
- portable_binary_iarchive::init(unsigned int flags){
- if(0 == (flags & boost::archive::no_header)){
- // read signature in an archive version independent manner
- std::string file_signature;
- * this >> file_signature;
- if(file_signature != boost::archive::BOOST_ARCHIVE_SIGNATURE())
- boost::serialization::throw_exception(
- boost::archive::archive_exception(
- boost::archive::archive_exception::invalid_signature
- )
- );
- // make sure the version of the reading archive library can
- // support the format of the archive being read
- boost::archive::library_version_type input_library_version;
- * this >> input_library_version;
- // extra little .t is to get around borland quirk
- if(boost::archive::BOOST_ARCHIVE_VERSION() < input_library_version)
- boost::serialization::throw_exception(
- boost::archive::archive_exception(
- boost::archive::archive_exception::unsupported_version
- )
- );
-
- #if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205))
- this->set_library_version(input_library_version);
- //#else
- //#if ! BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
- //detail::
- //#endif
- boost::archive::detail::basic_iarchive::set_library_version(
- input_library_version
- );
- #endif
- }
- unsigned char x;
- load(x);
- m_flags = x << CHAR_BIT;
- }
- #include <boost/archive/impl/archive_serializer_map.ipp>
- #include <boost/archive/impl/basic_binary_iprimitive.ipp>
- namespace boost {
- namespace archive {
- namespace detail {
- template class archive_serializer_map<portable_binary_iarchive>;
- }
- template class basic_binary_iprimitive<
- portable_binary_iarchive,
- std::istream::char_type,
- std::istream::traits_type
- > ;
- } // namespace archive
- } // namespace boost
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