comparison DEPENDENCIES/generic/include/boost/archive/basic_binary_iarchive.hpp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
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15:663ca0da4350 16:2665513ce2d3
1 #ifndef BOOST_ARCHIVE_BASIC_BINARY_IARCHIVE_HPP
2 #define BOOST_ARCHIVE_BASIC_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 // basic_binary_iarchive.hpp
11 //
12 // archives stored as native binary - this should be the fastest way
13 // to archive the state of a group of obects. It makes no attempt to
14 // convert to any canonical form.
15
16 // IN GENERAL, ARCHIVES CREATED WITH THIS CLASS WILL NOT BE READABLE
17 // ON PLATFORM APART FROM THE ONE THEY ARE CREATED ON
18
19 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
20 // Use, modification and distribution is subject to the Boost Software
21 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
22 // http://www.boost.org/LICENSE_1_0.txt)
23
24 // See http://www.boost.org for updates, documentation, and revision history.
25
26 #include <boost/config.hpp>
27 #include <boost/detail/workaround.hpp>
28 #include <boost/serialization/pfto.hpp>
29
30 #include <boost/archive/basic_archive.hpp>
31 #include <boost/archive/detail/common_iarchive.hpp>
32 #include <boost/serialization/collection_size_type.hpp>
33 #include <boost/serialization/string.hpp>
34 #include <boost/serialization/item_version_type.hpp>
35 #include <boost/integer_traits.hpp>
36
37 #ifdef BOOST_MSVC
38 # pragma warning(push)
39 # pragma warning(disable : 4511 4512)
40 #endif
41
42 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
43
44 namespace boost {
45 namespace archive {
46
47 /////////////////////////////////////////////////////////////////////////
48 // class basic_binary_iarchive - read serialized objects from a input binary stream
49 template<class Archive>
50 class basic_binary_iarchive :
51 public detail::common_iarchive<Archive>
52 {
53 protected:
54 #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
55 public:
56 #elif defined(BOOST_MSVC)
57 // for some inexplicable reason insertion of "class" generates compile erro
58 // on msvc 7.1
59 friend detail::interface_iarchive<Archive>;
60 #else
61 friend class detail::interface_iarchive<Archive>;
62 #endif
63 // intermediate level to support override of operators
64 // fot templates in the absence of partial function
65 // template ordering. If we get here pass to base class
66 // note extra nonsense to sneak it pass the borland compiers
67 typedef detail::common_iarchive<Archive> detail_common_iarchive;
68 template<class T>
69 void load_override(T & t, BOOST_PFTO int version){
70 this->detail_common_iarchive::load_override(t, static_cast<int>(version));
71 }
72
73 // include these to trap a change in binary format which
74 // isn't specifically handled
75 // upto 32K classes
76 BOOST_STATIC_ASSERT(sizeof(class_id_type) == sizeof(int_least16_t));
77 BOOST_STATIC_ASSERT(sizeof(class_id_reference_type) == sizeof(int_least16_t));
78 // upto 2G objects
79 BOOST_STATIC_ASSERT(sizeof(object_id_type) == sizeof(uint_least32_t));
80 BOOST_STATIC_ASSERT(sizeof(object_reference_type) == sizeof(uint_least32_t));
81
82 // binary files don't include the optional information
83 void load_override(class_id_optional_type & /* t */, int){}
84
85 void load_override(tracking_type & t, int /*version*/){
86 library_version_type lvt = this->get_library_version();
87 if(boost::archive::library_version_type(6) < lvt){
88 int_least8_t x=0;
89 * this->This() >> x;
90 t = boost::archive::tracking_type(x);
91 }
92 else{
93 bool x=0;
94 * this->This() >> x;
95 t = boost::archive::tracking_type(x);
96 }
97 }
98 void load_override(class_id_type & t, int version){
99 library_version_type lvt = this->get_library_version();
100 if(boost::archive::library_version_type(7) < lvt){
101 this->detail_common_iarchive::load_override(t, version);
102 }
103 else
104 if(boost::archive::library_version_type(6) < lvt){
105 int_least16_t x=0;
106 * this->This() >> x;
107 t = boost::archive::class_id_type(x);
108 }
109 else{
110 int x=0;
111 * this->This() >> x;
112 t = boost::archive::class_id_type(x);
113 }
114 }
115 void load_override(class_id_reference_type & t, int version){
116 load_override(static_cast<class_id_type &>(t), version);
117 }
118 #if 0
119 void load_override(class_id_reference_type & t, int version){
120 library_version_type lvt = this->get_library_version();
121 if(boost::archive::library_version_type(7) < lvt){
122 this->detail_common_iarchive::load_override(t, version);
123 }
124 else
125 if(boost::archive::library_version_type(6) < lvt){
126 int_least16_t x=0;
127 * this->This() >> x;
128 t = boost::archive::class_id_reference_type(
129 boost::archive::class_id_type(x)
130 );
131 }
132 else{
133 int x=0;
134 * this->This() >> x;
135 t = boost::archive::class_id_reference_type(
136 boost::archive::class_id_type(x)
137 );
138 }
139 }
140 #endif
141
142 void load_override(version_type & t, int version){
143 library_version_type lvt = this->get_library_version();
144 if(boost::archive::library_version_type(7) < lvt){
145 this->detail_common_iarchive::load_override(t, version);
146 }
147 else
148 if(boost::archive::library_version_type(6) < lvt){
149 uint_least8_t x=0;
150 * this->This() >> x;
151 t = boost::archive::version_type(x);
152 }
153 else
154 if(boost::archive::library_version_type(5) < lvt){
155 uint_least16_t x=0;
156 * this->This() >> x;
157 t = boost::archive::version_type(x);
158 }
159 else
160 if(boost::archive::library_version_type(2) < lvt){
161 // upto 255 versions
162 unsigned char x=0;
163 * this->This() >> x;
164 t = version_type(x);
165 }
166 else{
167 unsigned int x=0;
168 * this->This() >> x;
169 t = boost::archive::version_type(x);
170 }
171 }
172
173 void load_override(boost::serialization::item_version_type & t, int version){
174 library_version_type lvt = this->get_library_version();
175 // if(boost::archive::library_version_type(7) < lvt){
176 if(boost::archive::library_version_type(6) < lvt){
177 this->detail_common_iarchive::load_override(t, version);
178 }
179 else
180 if(boost::archive::library_version_type(6) < lvt){
181 uint_least16_t x=0;
182 * this->This() >> x;
183 t = boost::serialization::item_version_type(x);
184 }
185 else{
186 unsigned int x=0;
187 * this->This() >> x;
188 t = boost::serialization::item_version_type(x);
189 }
190 }
191
192 void load_override(serialization::collection_size_type & t, int version){
193 if(boost::archive::library_version_type(5) < this->get_library_version()){
194 this->detail_common_iarchive::load_override(t, version);
195 }
196 else{
197 unsigned int x=0;
198 * this->This() >> x;
199 t = serialization::collection_size_type(x);
200 }
201 }
202
203 BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
204 load_override(class_name_type & t, int);
205 BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
206 init();
207
208 basic_binary_iarchive(unsigned int flags) :
209 detail::common_iarchive<Archive>(flags)
210 {}
211 };
212
213 } // namespace archive
214 } // namespace boost
215
216 #ifdef BOOST_MSVC
217 #pragma warning(pop)
218 #endif
219
220 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
221
222 #endif // BOOST_ARCHIVE_BASIC_BINARY_IARCHIVE_HPP