src/thirdparty/boost_1_47_0/boost/archive/impl/basic_text_oprimitive.ipp

   1 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8\r
   2 // basic_text_oprimitive.ipp:\r
   3 \r
   4 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . \r
   5 // Use, modification and distribution is subject to the Boost Software\r
   6 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at\r
   7 // http://www.boost.org/LICENSE_1_0.txt)\r
   8 \r
   9 //  See http://www.boost.org for updates, documentation, and revision history.\r
  10 \r
  11 #include <cstddef> // NULL\r
  12 #include <boost/serialization/pfto.hpp>\r
  13 \r
  14 #include <boost/archive/basic_text_oprimitive.hpp>\r
  15 #include <boost/archive/codecvt_null.hpp>\r
  16 #include <boost/archive/add_facet.hpp>\r
  17 \r
  18 #include <boost/archive/iterators/base64_from_binary.hpp>\r
  19 #include <boost/archive/iterators/insert_linebreaks.hpp>\r
  20 #include <boost/archive/iterators/transform_width.hpp>\r
  21 #include <boost/archive/iterators/ostream_iterator.hpp>\r
  22 \r
  23 namespace boost {\r
  24 namespace archive {\r
  25 \r
  26 // translate to base64 and copy in to buffer.\r
  27 template<class OStream>\r
  28 BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)\r
  29 basic_text_oprimitive<OStream>::save_binary(\r
  30     const void *address, \r
  31     std::size_t count\r
  32 ){\r
  33     typedef BOOST_DEDUCED_TYPENAME OStream::char_type CharType;\r
  34     \r
  35     if(0 == count)\r
  36         return;\r
  37     \r
  38     if(os.fail())\r
  39         boost::serialization::throw_exception(\r
  40             archive_exception(archive_exception::output_stream_error)\r
  41         );\r
  42         \r
  43     os.put('\n');\r
  44     \r
  45     typedef \r
  46         boost::archive::iterators::insert_linebreaks<\r
  47             boost::archive::iterators::base64_from_binary<\r
  48                 boost::archive::iterators::transform_width<\r
  49                     const char *,\r
  50                     6,\r
  51                     8\r
  52                 >\r
  53             > \r
  54             ,72\r
  55             ,const char // cwpro8 needs this\r
  56         > \r
  57         base64_text;\r
  58 \r
  59     boost::archive::iterators::ostream_iterator<CharType> oi(os);\r
  60     std::copy(\r
  61         base64_text(BOOST_MAKE_PFTO_WRAPPER(static_cast<const char *>(address))),\r
  62         base64_text(\r
  63             BOOST_MAKE_PFTO_WRAPPER(static_cast<const char *>(address) + count)\r
  64         ),\r
  65         oi\r
  66     );\r
  67     \r
  68     std::size_t tail = count % 3;\r
  69     if(tail > 0){\r
  70         *oi++ = '=';\r
  71         if(tail < 2)\r
  72             *oi = '=';\r
  73     }\r
  74 }\r
  75 \r
  76 template<class OStream>\r
  77 BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())\r
  78 basic_text_oprimitive<OStream>::basic_text_oprimitive(\r
  79     OStream & os_,\r
  80     bool no_codecvt\r
  81 ) : \r
  82 #ifndef BOOST_NO_STD_LOCALE\r
  83     os(os_),\r
  84     flags_saver(os_),\r
  85     precision_saver(os_),\r
  86     archive_locale(NULL),\r
  87     locale_saver(* os_.rdbuf())\r
  88 {\r
  89     if(! no_codecvt){\r
  90         archive_locale.reset(\r
  91             add_facet(\r
  92                 std::locale::classic(), \r
  93                 new codecvt_null<BOOST_DEDUCED_TYPENAME OStream::char_type>\r
  94             )\r
  95         );\r
  96         os.imbue(* archive_locale);\r
  97     }\r
  98     os << std::noboolalpha;\r
  99 }\r
 100 #else\r
 101     os(os_),\r
 102     flags_saver(os_),\r
 103     precision_saver(os_)\r
 104 {}\r
 105 #endif\r
 106 \r
 107 template<class OStream>\r
 108 BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())\r
 109 basic_text_oprimitive<OStream>::~basic_text_oprimitive(){\r
 110     os << std::endl;\r
 111 }\r
 112 \r
 113 } //namespace boost \r
 114 } //namespace archive \r