boost/archive/binary_iarchive.hpp

   1 #ifndef BOOST_ARCHIVE_BINARY_IARCHIVE_HPP
   2 #define BOOST_ARCHIVE_BINARY_IARCHIVE_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // binary_iarchive.hpp
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18
  19 #include <istream>
  20 #include <boost/archive/binary_iarchive_impl.hpp>
  21
  22 namespace boost {
  23 namespace archive {
  24
  25 // do not derive from the classes below.  If you want to extend this functionality
  26 // via inhertance, derived from text_iarchive_impl instead.  This will
  27 // preserve correct static polymorphism.
  28
  29 // same as binary_iarchive below - without the shared_ptr_helper
  30 class naked_binary_iarchive :
  31     public binary_iarchive_impl<
  32         boost::archive::naked_binary_iarchive,
  33         std::istream::char_type,
  34         std::istream::traits_type
  35     >
  36 {
  37 public:
  38     naked_binary_iarchive(std::istream & is, unsigned int flags = 0) :
  39         binary_iarchive_impl<
  40             naked_binary_iarchive, std::istream::char_type, std::istream::traits_type
  41         >(is, flags)
  42     {}
  43     naked_binary_iarchive(std::streambuf & bsb, unsigned int flags = 0) :
  44         binary_iarchive_impl<
  45             naked_binary_iarchive, std::istream::char_type, std::istream::traits_type
  46         >(bsb, flags)
  47     {}
  48 };
  49
  50 } // namespace archive
  51 } // namespace boost
  52
  53 // note special treatment of shared_ptr. This type needs a special
  54 // structure associated with every archive.  We created a "mix-in"
  55 // class to provide this functionality.  Since shared_ptr holds a
  56 // special esteem in the boost library - we included it here by default.
  57 #include <boost/archive/shared_ptr_helper.hpp>
  58
  59 namespace boost {
  60 namespace archive {
  61
  62 // do not derive from this class.  If you want to extend this functionality
  63 // via inhertance, derived from binary_iarchive_impl instead.  This will
  64 // preserve correct static polymorphism.
  65 class binary_iarchive :
  66     public binary_iarchive_impl<
  67         boost::archive::binary_iarchive,
  68         std::istream::char_type,
  69         std::istream::traits_type
  70     >,
  71     public detail::shared_ptr_helper
  72 {
  73 public:
  74     binary_iarchive(std::istream & is, unsigned int flags = 0) :
  75         binary_iarchive_impl<
  76             binary_iarchive, std::istream::char_type, std::istream::traits_type
  77         >(is, flags)
  78     {}
  79     binary_iarchive(std::streambuf & bsb, unsigned int flags = 0) :
  80         binary_iarchive_impl<
  81             binary_iarchive, std::istream::char_type, std::istream::traits_type
  82         >(bsb, flags)
  83     {}
  84 };
  85
  86 } // namespace archive
  87 } // namespace boost
  88
  89 // required by export
  90 BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::archive::binary_iarchive)
  91 BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(boost::archive::binary_iarchive)
  92
  93 #endif // BOOST_ARCHIVE_BINARY_IARCHIVE_HPP