ceph/src/boost/boost/serialization/hash_collections_load_imp.hpp

   1 #ifndef BOOST_SERIALIZATION_HASH_COLLECTIONS_LOAD_IMP_HPP
   2 #define BOOST_SERIALIZATION_HASH_COLLECTIONS_LOAD_IMP_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER)
   6 # pragma once
   7 # pragma warning (disable : 4786) // too long name, harmless warning
   8 #endif
   9
  10 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  11 // hash_collections_load_imp.hpp: serialization for loading stl collections
  12
  13 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  14 // Use, modification and distribution is subject to the Boost Software
  15 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  16 // http://www.boost.org/LICENSE_1_0.txt)
  17
  18 //  See http://www.boost.org for updates, documentation, and revision history.
  19
  20 // helper function templates for serialization of hashed collections
  21 #include <boost/config.hpp>
  22 #include <boost/archive/detail/basic_iarchive.hpp>
  23 #include <boost/serialization/nvp.hpp>
  24 #include <boost/serialization/collection_size_type.hpp>
  25 #include <boost/serialization/item_version_type.hpp>
  26
  27 namespace boost{
  28 namespace serialization {
  29 namespace stl {
  30
  31 //////////////////////////////////////////////////////////////////////
  32 // implementation of serialization for STL containers
  33 //
  34 template<class Archive, class Container, class InputFunction>
  35 inline void load_hash_collection(Archive & ar, Container &s)
  36 {
  37     collection_size_type count;
  38     collection_size_type bucket_count;
  39     boost::serialization::item_version_type item_version(0);
  40     boost::archive::library_version_type library_version(
  41         ar.get_library_version()
  42     );
  43     // retrieve number of elements
  44     if(boost::archive::library_version_type(6) != library_version){
  45         ar >> BOOST_SERIALIZATION_NVP(count);
  46         ar >> BOOST_SERIALIZATION_NVP(bucket_count);
  47     }
  48     else{
  49         // note: fixup for error in version 6.  collection size was
  50         // changed to size_t BUT for hashed collections it was implemented
  51         // as an unsigned int.  This should be a problem only on win64 machines
  52         // but I'll leave it for everyone just in case.
  53         unsigned int c;
  54         unsigned int bc;
  55         ar >> BOOST_SERIALIZATION_NVP(c);
  56         count = c;
  57         ar >> BOOST_SERIALIZATION_NVP(bc);
  58         bucket_count = bc;
  59     }
  60     if(boost::archive::library_version_type(3) < library_version){
  61         ar >> BOOST_SERIALIZATION_NVP(item_version);
  62     }
  63     s.clear();
  64     #if ! defined(__MWERKS__)
  65     s.resize(bucket_count);
  66     #endif
  67     InputFunction ifunc;
  68     while(count-- > 0){
  69         ifunc(ar, s, item_version);
  70     }
  71 }
  72
  73 } // namespace stl
  74 } // namespace serialization
  75 } // namespace boost
  76
  77 #endif //BOOST_SERIALIZATION_HASH_COLLECTIONS_LOAD_IMP_HPP