ceph/src/boost/boost/serialization/vector.hpp

   1 #ifndef  BOOST_SERIALIZATION_VECTOR_HPP
   2 #define BOOST_SERIALIZATION_VECTOR_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // vector.hpp: serialization for stl vector templates
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // fast array serialization (C) Copyright 2005 Matthias Troyer
  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 #include <vector>
  21
  22 #include <boost/config.hpp>
  23 #include <boost/detail/workaround.hpp>
  24
  25 #include <boost/archive/detail/basic_iarchive.hpp>
  26 #include <boost/serialization/access.hpp>
  27 #include <boost/serialization/nvp.hpp>
  28 #include <boost/serialization/collection_size_type.hpp>
  29 #include <boost/serialization/item_version_type.hpp>
  30
  31 #include <boost/serialization/collections_save_imp.hpp>
  32 #include <boost/serialization/collections_load_imp.hpp>
  33 #include <boost/serialization/split_free.hpp>
  34 #include <boost/serialization/array_wrapper.hpp>
  35 #include <boost/mpl/bool_fwd.hpp>
  36 #include <boost/mpl/if.hpp>
  37
  38 // default is being compatible with version 1.34.1 files, not 1.35 files
  39 #ifndef BOOST_SERIALIZATION_VECTOR_VERSIONED
  40 #define BOOST_SERIALIZATION_VECTOR_VERSIONED(V) (V==4 || V==5)
  41 #endif
  42
  43 // function specializations must be defined in the appropriate
  44 // namespace - boost::serialization
  45 #if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
  46 #define STD _STLP_STD
  47 #else
  48 #define STD std
  49 #endif
  50
  51 namespace boost {
  52 namespace serialization {
  53
  54 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  55 // vector< T >
  56
  57 // the default versions
  58
  59 template<class Archive, class U, class Allocator>
  60 inline void save(
  61     Archive & ar,
  62     const std::vector<U, Allocator> &t,
  63     const unsigned int /* file_version */,
  64     mpl::false_
  65 ){
  66     boost::serialization::stl::save_collection<Archive, STD::vector<U, Allocator> >(
  67         ar, t
  68     );
  69 }
  70
  71 template<class Archive, class U, class Allocator>
  72 inline void load(
  73     Archive & ar,
  74     std::vector<U, Allocator> &t,
  75     const unsigned int /* file_version */,
  76     mpl::false_
  77 ){
  78     const boost::archive::library_version_type library_version(
  79         ar.get_library_version()
  80     );
  81     // retrieve number of elements
  82     item_version_type item_version(0);
  83     collection_size_type count;
  84     ar >> BOOST_SERIALIZATION_NVP(count);
  85     if(boost::archive::library_version_type(3) < library_version){
  86         ar >> BOOST_SERIALIZATION_NVP(item_version);
  87     }
  88     t.reserve(count);
  89     stl::collection_load_impl(ar, t, count, item_version);
  90 }
  91
  92 // the optimized versions
  93
  94 template<class Archive, class U, class Allocator>
  95 inline void save(
  96     Archive & ar,
  97     const std::vector<U, Allocator> &t,
  98     const unsigned int /* file_version */,
  99     mpl::true_
 100 ){
 101     const collection_size_type count(t.size());
 102     ar << BOOST_SERIALIZATION_NVP(count);
 103     if (!t.empty())
 104         // explict template arguments to pass intel C++ compiler
 105         ar << serialization::make_array<const U, collection_size_type>(
 106             static_cast<const U *>(&t[0]),
 107             count
 108         );
 109 }
 110
 111 template<class Archive, class U, class Allocator>
 112 inline void load(
 113     Archive & ar,
 114     std::vector<U, Allocator> &t,
 115     const unsigned int /* file_version */,
 116     mpl::true_
 117 ){
 118     collection_size_type count(t.size());
 119     ar >> BOOST_SERIALIZATION_NVP(count);
 120     t.resize(count);
 121     unsigned int item_version=0;
 122     if(BOOST_SERIALIZATION_VECTOR_VERSIONED(ar.get_library_version())) {
 123         ar >> BOOST_SERIALIZATION_NVP(item_version);
 124     }
 125     if (!t.empty())
 126         // explict template arguments to pass intel C++ compiler
 127         ar >> serialization::make_array<U, collection_size_type>(
 128             static_cast<U *>(&t[0]),
 129             count
 130         );
 131   }
 132
 133 // dispatch to either default or optimized versions
 134
 135 template<class Archive, class U, class Allocator>
 136 inline void save(
 137     Archive & ar,
 138     const std::vector<U, Allocator> &t,
 139     const unsigned int file_version
 140 ){
 141     typedef typename
 142     boost::serialization::use_array_optimization<Archive>::template apply<
 143         typename remove_const<U>::type
 144     >::type use_optimized;
 145     save(ar,t,file_version, use_optimized());
 146 }
 147
 148 template<class Archive, class U, class Allocator>
 149 inline void load(
 150     Archive & ar,
 151     std::vector<U, Allocator> &t,
 152     const unsigned int file_version
 153 ){
 154 #ifdef BOOST_SERIALIZATION_VECTOR_135_HPP
 155     if (ar.get_library_version()==boost::archive::library_version_type(5))
 156     {
 157       load(ar,t,file_version, boost::is_arithmetic<U>());
 158       return;
 159     }
 160 #endif
 161     typedef typename
 162     boost::serialization::use_array_optimization<Archive>::template apply<
 163         typename remove_const<U>::type
 164     >::type use_optimized;
 165     load(ar,t,file_version, use_optimized());
 166 }
 167
 168 // split non-intrusive serialization function member into separate
 169 // non intrusive save/load member functions
 170 template<class Archive, class U, class Allocator>
 171 inline void serialize(
 172     Archive & ar,
 173     std::vector<U, Allocator> & t,
 174     const unsigned int file_version
 175 ){
 176     boost::serialization::split_free(ar, t, file_version);
 177 }
 178
 179 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
 180 // vector<bool>
 181 template<class Archive, class Allocator>
 182 inline void save(
 183     Archive & ar,
 184     const std::vector<bool, Allocator> &t,
 185     const unsigned int /* file_version */
 186 ){
 187     // record number of elements
 188     collection_size_type count (t.size());
 189     ar << BOOST_SERIALIZATION_NVP(count);
 190     std::vector<bool>::const_iterator it = t.begin();
 191     while(count-- > 0){
 192         bool tb = *it++;
 193         ar << boost::serialization::make_nvp("item", tb);
 194     }
 195 }
 196
 197 template<class Archive, class Allocator>
 198 inline void load(
 199     Archive & ar,
 200     std::vector<bool, Allocator> &t,
 201     const unsigned int /* file_version */
 202 ){
 203     // retrieve number of elements
 204     collection_size_type count;
 205     ar >> BOOST_SERIALIZATION_NVP(count);
 206     t.resize(count);
 207     for(collection_size_type i = collection_size_type(0); i < count; ++i){
 208         bool b;
 209         ar >> boost::serialization::make_nvp("item", b);
 210         t[i] = b;
 211     }
 212 }
 213
 214 // split non-intrusive serialization function member into separate
 215 // non intrusive save/load member functions
 216 template<class Archive, class Allocator>
 217 inline void serialize(
 218     Archive & ar,
 219     std::vector<bool, Allocator> & t,
 220     const unsigned int file_version
 221 ){
 222     boost::serialization::split_free(ar, t, file_version);
 223 }
 224
 225 } // serialization
 226 } // namespace boost
 227
 228 #include <boost/serialization/collection_traits.hpp>
 229
 230 BOOST_SERIALIZATION_COLLECTION_TRAITS(std::vector)
 231 #undef STD
 232
 233 #endif // BOOST_SERIALIZATION_VECTOR_HPP