[857] | 1 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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| 2 | // basic_binary_iprimitive.ipp:
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| 3 |
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| 4 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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| 5 | // Use, modification and distribution is subject to the Boost Software
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| 6 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 7 | // http://www.boost.org/LICENSE_1_0.txt)
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| 8 |
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| 9 | // See http://www.boost.org for updates, documentation, and revision history.
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| 10 |
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| 11 | #include <cassert>
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| 12 | #include <cstddef> // size_t
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| 13 | #include <cstring> // memcpy
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| 14 |
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| 15 | #include <boost/config.hpp>
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| 16 | #if defined(BOOST_NO_STDC_NAMESPACE)
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| 17 | namespace std{
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| 18 | using ::size_t;
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| 19 | using ::memcpy;
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| 20 | } // namespace std
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| 21 | #endif
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| 22 |
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| 23 | #include <boost/detail/workaround.hpp> // fixup for RogueWave
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| 24 |
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| 25 | #include <boost/throw_exception.hpp>
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| 26 | #include <boost/scoped_ptr.hpp>
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| 27 |
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| 28 | #include <boost/archive/archive_exception.hpp>
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| 29 | #include <boost/archive/codecvt_null.hpp>
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| 30 | #include <boost/archive/add_facet.hpp>
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| 31 |
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| 32 | namespace boost {
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| 33 | namespace archive {
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| 34 |
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| 35 | //////////////////////////////////////////////////////////////////////
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| 36 | // implementation of basic_binary_iprimitive
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| 37 |
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| 38 | template<class Archive, class IStream>
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| 39 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
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| 40 | basic_binary_iprimitive<Archive, IStream>::init()
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| 41 | {
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| 42 | // Detect attempts to pass native binary archives across
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| 43 | // incompatible platforms. This is not fool proof but its
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| 44 | // better than nothing.
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| 45 | unsigned char size;
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| 46 | this->This()->load(size);
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| 47 | if(sizeof(int) != size)
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| 48 | boost::throw_exception(
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| 49 | archive_exception(archive_exception::incompatible_native_format)
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| 50 | );
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| 51 | this->This()->load(size);
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| 52 | if(sizeof(long) != size)
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| 53 | boost::throw_exception(
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| 54 | archive_exception(archive_exception::incompatible_native_format)
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| 55 | );
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| 56 | this->This()->load(size);
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| 57 | if(sizeof(float) != size)
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| 58 | boost::throw_exception(
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| 59 | archive_exception(archive_exception::incompatible_native_format)
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| 60 | );
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| 61 | this->This()->load(size);
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| 62 | if(sizeof(double) != size)
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| 63 | boost::throw_exception(
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| 64 | archive_exception(archive_exception::incompatible_native_format)
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| 65 | );
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| 66 |
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| 67 | // for checking endian
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| 68 | int i;
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| 69 | this->This()->load(i);
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| 70 | if(1 != i)
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| 71 | boost::throw_exception(
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| 72 | archive_exception(archive_exception::incompatible_native_format)
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| 73 | );
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| 74 | }
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| 75 |
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| 76 | template<class Archive, class IStream>
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| 77 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
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| 78 | basic_binary_iprimitive<Archive, IStream>::load(wchar_t * ws)
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| 79 | {
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| 80 | std::size_t l;
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| 81 | this->This()->load(l);
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| 82 | load_binary(ws, l);
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| 83 | ws[l / sizeof(wchar_t)] = L'\0';
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| 84 | }
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| 85 |
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| 86 | template<class Archive, class IStream>
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| 87 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
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| 88 | basic_binary_iprimitive<Archive, IStream>::load(std::string & s)
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| 89 | {
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| 90 | std::size_t l;
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| 91 | this->This()->load(l);
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| 92 | // borland de-allocator fixup
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| 93 | #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
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| 94 | if(NULL != s.data())
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| 95 | #endif
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| 96 | s.resize(l);
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| 97 | // note breaking a rule here - could be a problem on some platform
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| 98 | load_binary(const_cast<char *>(s.data()), l);
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| 99 | }
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| 100 |
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| 101 | #ifndef BOOST_NO_CWCHAR
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| 102 | template<class Archive, class IStream>
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| 103 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
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| 104 | basic_binary_iprimitive<Archive, IStream>::load(char * s)
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| 105 | {
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| 106 | std::size_t l;
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| 107 | this->This()->load(l);
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| 108 | load_binary(s, l);
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| 109 | s[l] = '\0';
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| 110 | }
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| 111 | #endif
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| 112 |
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| 113 | #ifndef BOOST_NO_STD_WSTRING
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| 114 | template<class Archive, class IStream>
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| 115 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
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| 116 | basic_binary_iprimitive<Archive, IStream>::load(std::wstring & ws)
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| 117 | {
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| 118 | std::size_t l;
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| 119 | this->This()->load(l);
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| 120 | // borland de-allocator fixup
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| 121 | #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
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| 122 | if(NULL != ws.data())
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| 123 | #endif
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| 124 | ws.resize(l);
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| 125 | // note breaking a rule here - is could be a problem on some platform
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| 126 | load_binary(const_cast<wchar_t *>(ws.data()), l * sizeof(wchar_t) / sizeof(char));
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| 127 | }
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| 128 | #endif
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| 129 |
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| 130 | template<class Archive, class IStream>
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| 131 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
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| 132 | basic_binary_iprimitive<Archive, IStream>::basic_binary_iprimitive(
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| 133 | IStream &is_,
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| 134 | bool no_codecvt
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| 135 | ) :
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| 136 | is(is_),
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| 137 | archive_locale(NULL),
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| 138 | locale_saver(is)
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| 139 | {
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| 140 | if(! no_codecvt){
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| 141 | archive_locale.reset(
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| 142 | boost::archive::add_facet(
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| 143 | std::locale::classic(),
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| 144 | new codecvt_null<BOOST_DEDUCED_TYPENAME IStream::char_type>
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| 145 | )
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| 146 | );
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| 147 | is.imbue(* archive_locale);
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| 148 | }
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| 149 | }
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| 150 |
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| 151 | // scoped_ptr requires that archive_locale be a complete type at time of
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| 152 | // destruction so define destructor here rather than in the header
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| 153 | template<class Archive, class IStream>
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| 154 | BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
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| 155 | basic_binary_iprimitive<Archive, IStream>::~basic_binary_iprimitive(){
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| 156 | }
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| 157 |
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| 158 | } // namespace archive
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| 159 | } // namespace boost
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