source: NonGTP/Boost/boost/archive/impl/basic_binary_iarchive.ipp @ 857

Revision 857, 2.6 KB checked in by igarcia, 19 years ago (diff)
Line 
1/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2// basic_binary_iarchive.ipp:
3
4// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
5// Use, modification and distribution is subject to the Boost Software
6// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt)
8
9//  See http://www.boost.org for updates, documentation, and revision history.
10#include <string>
11#include <cassert>
12#include <algorithm>
13#include <cstring>
14
15#include <boost/config.hpp> // for BOOST_DEDUCED_TYPENAME
16#if defined(BOOST_NO_STDC_NAMESPACE)
17namespace std{
18    using ::memcpy;
19}
20#endif
21
22#include <boost/detail/workaround.hpp>
23
24#include <boost/archive/basic_binary_iarchive.hpp>
25//#include <boost/serialization/extended_type_info.hpp>
26
27namespace boost {
28namespace archive {
29
30/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
31// implementation of binary_binary_archive
32template<class Archive>
33BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
34basic_binary_iarchive<Archive>::load_override(class_name_type & t, int){
35    std::string cn;
36    cn.reserve(BOOST_SERIALIZATION_MAX_KEY_SIZE);
37    load_override(cn, 0);
38    if(cn.size() > (BOOST_SERIALIZATION_MAX_KEY_SIZE - 1))
39        boost::throw_exception(
40            archive_exception(archive_exception::invalid_class_name)
41        );
42    std::memcpy(t, cn.data(), cn.size());
43    // borland tweak
44    t.t[cn.size()] = '\0';
45}
46
47template<class Archive>
48BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
49basic_binary_iarchive<Archive>::init(){
50    // read signature in an archive version independent manner
51    std::string file_signature;
52    * this->This() >> file_signature;
53    if(file_signature != ARCHIVE_SIGNATURE())
54        boost::throw_exception(
55            archive_exception(archive_exception::invalid_signature)
56        );
57
58    // make sure the version of the reading archive library can
59    // support the format of the archive being read
60    version_type input_library_version;
61    * this->This() >> input_library_version;
62   
63    #if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205))
64    this->set_library_version(input_library_version);
65    #else
66    #if ! BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
67    detail::
68    #endif
69    basic_iarchive::set_library_version(input_library_version);
70    #endif
71   
72    // extra little .t is to get around borland quirk
73    if(ARCHIVE_VERSION() < input_library_version.t)
74        boost::throw_exception(
75            archive_exception(archive_exception::unsupported_version)
76        );
77}
78
79} // namespace archive
80} // namespace boost
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