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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// portable_binary_oarchive.cpp
// (C) Copyright 2002-7 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/detail/endian.hpp>
#include <boost/archive/portable_binary_oarchive.hpp>
namespace boost { namespace archive {
void
portable_binary_oarchive::save_impl(
const boost::intmax_t l,
const char maxsize
){
char size = 0;
if(l == 0){
this->primitive_base_t::save(size);
return;
}
boost::intmax_t ll;
bool negative = (l < 0);
if(negative)
ll = -l;
else
ll = l;
do{
ll >>= CHAR_BIT;
++size;
}while(ll != 0);
this->primitive_base_t::save(
static_cast<char>(negative ? -size : size)
);
if(negative)
ll = -l;
else
ll = l;
char * cptr = reinterpret_cast<char *>(& ll);
#ifdef BOOST_BIG_ENDIAN
cptr += (sizeof(boost::intmax_t) - size);
if(m_flags & endian_little)
reverse_bytes(size, cptr);
#else
if(m_flags & endian_big)
reverse_bytes(size, cptr);
#endif
this->primitive_base_t::save_binary(cptr, size);
}
void
portable_binary_oarchive::init(unsigned int flags) {
if(m_flags == (endian_big | endian_little)){
boost::serialization::throw_exception(
portable_binary_oarchive_exception()
);
}
if(0 == (flags & boost::archive::no_header)){
// write signature in an archive version independent manner
const std::string file_signature(
boost::archive::BOOST_ARCHIVE_SIGNATURE()
);
* this << file_signature;
// write library version
const boost::archive::library_version_type v(
boost::archive::BOOST_ARCHIVE_VERSION()
);
* this << v;
}
save(static_cast<unsigned char>(m_flags >> CHAR_BIT));
}
} }
#include <boost/archive/impl/archive_serializer_map.ipp>
#include <boost/archive/impl/basic_binary_oprimitive.ipp>
namespace boost {
namespace archive {
namespace detail {
template class archive_serializer_map<portable_binary_oarchive>;
}
template class basic_binary_oprimitive<
portable_binary_oarchive,
std::ostream::char_type,
std::ostream::traits_type
> ;
} // namespace archive
} // namespace boost
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