boost/archive/impl/basic_binary_iprimitive.ipp
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// basic_binary_iprimitive.ipp:
// (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 <cassert>
#include <cstddef> // size_t
#include <boost/config.hpp>
#if defined(BOOST_NO_STDC_NAMESPACE)
namespace std{
using ::size_t;
} // namespace std
#endif
#include <boost/detail/workaround.hpp> // fixup for RogueWave
#include <boost/throw_exception.hpp>
#include <boost/scoped_ptr.hpp>
#include <boost/archive/archive_exception.hpp>
#include <boost/archive/codecvt_null.hpp>
#include <boost/archive/add_facet.hpp>
namespace boost {
namespace archive {
//////////////////////////////////////////////////////////////////////
// implementation of basic_binary_iprimitive
template<class Archive, class IStream>
void basic_binary_iprimitive<Archive, IStream>::init()
{
// Detect attempts to pass native binary archives across
// incompatible platforms. This is not fool proof but its
// better than nothing.
unsigned char size;
this->This()->load(size);
if(sizeof(int) != size)
boost::throw_exception(
archive_exception(archive_exception::incompatible_native_format)
);
this->This()->load(size);
if(sizeof(long) != size)
boost::throw_exception(
archive_exception(archive_exception::incompatible_native_format)
);
this->This()->load(size);
if(sizeof(float) != size)
boost::throw_exception(
archive_exception(archive_exception::incompatible_native_format)
);
this->This()->load(size);
if(sizeof(double) != size)
boost::throw_exception(
archive_exception(archive_exception::incompatible_native_format)
);
// for checking endian
int i;
this->This()->load(i);
if(1 != i)
boost::throw_exception(
archive_exception(archive_exception::incompatible_native_format)
);
}
template<class Archive, class IStream>
void basic_binary_iprimitive<Archive, IStream>::load(wchar_t * ws)
{
std::size_t l;
this->This()->load(l);
load_binary(ws, l);
ws[l / sizeof(wchar_t)] = L'\0';
}
template<class Archive, class IStream>
void basic_binary_iprimitive<Archive, IStream>::load(std::string & s)
{
std::size_t l;
this->This()->load(l);
// borland de-allocator fixup
#if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
if(NULL != s.data())
#endif
s.resize(l);
// note breaking a rule here - could be a problem on some platform
load_binary(const_cast<char *>(s.data()), l);
}
#ifndef BOOST_NO_CWCHAR
template<class Archive, class IStream>
void basic_binary_iprimitive<Archive, IStream>::load(char * s)
{
std::size_t l;
this->This()->load(l);
load_binary(s, l);
s[l] = '\0';
}
#endif
#ifndef BOOST_NO_STD_WSTRING
template<class Archive, class IStream>
void basic_binary_iprimitive<Archive, IStream>::load(std::wstring & ws)
{
std::size_t l;
this->This()->load(l);
// borland de-allocator fixup
#if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
if(NULL != ws.data())
#endif
ws.resize(l);
// note breaking a rule here - is could be a problem on some platform
load_binary(const_cast<wchar_t *>(ws.data()), l * sizeof(wchar_t) / sizeof(char));
}
#endif
template<class Archive, class IStream>
basic_binary_iprimitive<Archive, IStream>::basic_binary_iprimitive(
IStream &is_,
bool no_codecvt
) :
is(is_),
archive_locale(NULL),
locale_saver(is)
{
if(! no_codecvt){
archive_locale.reset(
boost::archive::add_facet(
std::locale::classic(),
new codecvt_null<BOOST_DEDUCED_TYPENAME IStream::char_type>
)
);
is.imbue(* archive_locale);
}
}
// scoped_ptr requires that archive_locale be a complete type at time of
// destruction so define destructor here rather than in the header
template<class Archive, class IStream>
basic_binary_iprimitive<Archive, IStream>::~basic_binary_iprimitive(){
}
} // namespace archive
} // namespace boost