• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2// basic_xml_oarchive.ipp:
3
4// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
5// Distributed under the Boost Software License, Version 1.0. (See
6// 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
11#include <algorithm>
12#include <cstddef> // NULL
13#include <cstring>
14#if defined(BOOST_NO_STDC_NAMESPACE) && ! defined(__LIBCOMO__)
15namespace std{
16    using ::strlen;
17} // namespace std
18#endif
19
20#include <boost/archive/basic_xml_archive.hpp>
21#include <boost/archive/basic_xml_oarchive.hpp>
22#include <boost/archive/xml_archive_exception.hpp>
23#include <boost/core/no_exceptions_support.hpp>
24
25namespace boost {
26namespace archive {
27
28namespace detail {
29template<class CharType>
30struct XML_name {
31    void operator()(CharType t) const{
32        const unsigned char lookup_table[] = {
33            0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
34            0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
35            0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0, // -.
36            1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0, // 0-9
37            0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, // A-
38            1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,1, // -Z _
39            0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, // a-
40            1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0, // -z
41            0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
42            0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
43        };
44        if((unsigned)t > 127)
45            return;
46        if(0 == lookup_table[(unsigned)t])
47            boost::serialization::throw_exception(
48                xml_archive_exception(
49                    xml_archive_exception::xml_archive_tag_name_error
50                )
51            );
52    }
53};
54
55} // namespace detail
56
57/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
58// implemenations of functions common to both types of xml output
59
60template<class Archive>
61BOOST_ARCHIVE_OR_WARCHIVE_DECL void
62basic_xml_oarchive<Archive>::write_attribute(
63    const char *attribute_name,
64    int t,
65    const char *conjunction
66){
67    this->This()->put(' ');
68    this->This()->put(attribute_name);
69    this->This()->put(conjunction);
70    this->This()->save(t);
71    this->This()->put('"');
72}
73
74template<class Archive>
75BOOST_ARCHIVE_OR_WARCHIVE_DECL void
76basic_xml_oarchive<Archive>::write_attribute(
77    const char *attribute_name,
78    const char *key
79){
80    this->This()->put(' ');
81    this->This()->put(attribute_name);
82    this->This()->put("=\"");
83    this->This()->save(key);
84    this->This()->put('"');
85}
86
87template<class Archive>
88BOOST_ARCHIVE_OR_WARCHIVE_DECL void
89basic_xml_oarchive<Archive>::indent(){
90    int i;
91    for(i = depth; i-- > 0;)
92        this->This()->put('\t');
93}
94
95template<class Archive>
96BOOST_ARCHIVE_OR_WARCHIVE_DECL void
97basic_xml_oarchive<Archive>::save_start(const char *name)
98{
99    if(NULL == name)
100        return;
101
102    // be sure name has no invalid characters
103    std::for_each(name, name + std::strlen(name), detail::XML_name<const char>());
104
105    end_preamble();
106    if(depth > 0){
107        this->This()->put('\n');
108        indent();
109    }
110    ++depth;
111    this->This()->put('<');
112    this->This()->save(name);
113    pending_preamble = true;
114    indent_next = false;
115}
116
117template<class Archive>
118BOOST_ARCHIVE_OR_WARCHIVE_DECL void
119basic_xml_oarchive<Archive>::save_end(const char *name)
120{
121    if(NULL == name)
122        return;
123
124    // be sure name has no invalid characters
125    std::for_each(name, name + std::strlen(name), detail::XML_name<const char>());
126
127    end_preamble();
128    --depth;
129    if(indent_next){
130        this->This()->put('\n');
131        indent();
132    }
133    indent_next = true;
134    this->This()->put("</");
135    this->This()->save(name);
136    this->This()->put('>');
137    if(0 == depth)
138        this->This()->put('\n');
139}
140
141template<class Archive>
142BOOST_ARCHIVE_OR_WARCHIVE_DECL void
143basic_xml_oarchive<Archive>::end_preamble(){
144    if(pending_preamble){
145        this->This()->put('>');
146        pending_preamble = false;
147    }
148}
149#if 0
150template<class Archive>
151BOOST_ARCHIVE_OR_WARCHIVE_DECL void
152basic_xml_oarchive<Archive>::save_override(const object_id_type & t)
153{
154    int i = t.t; // extra .t is for borland
155    write_attribute(BOOST_ARCHIVE_XML_OBJECT_ID(), i, "=\"_");
156}
157template<class Archive>
158BOOST_ARCHIVE_OR_WARCHIVE_DECL void
159basic_xml_oarchive<Archive>::save_override(
160    const object_reference_type & t,
161    int
162){
163    int i = t.t; // extra .t is for borland
164    write_attribute(BOOST_ARCHIVE_XML_OBJECT_REFERENCE(), i, "=\"_");
165}
166template<class Archive>
167BOOST_ARCHIVE_OR_WARCHIVE_DECL void
168basic_xml_oarchive<Archive>::save_override(const version_type & t)
169{
170    int i = t.t; // extra .t is for borland
171    write_attribute(BOOST_ARCHIVE_XML_VERSION(), i);
172}
173#endif
174
175template<class Archive>
176BOOST_ARCHIVE_OR_WARCHIVE_DECL void
177basic_xml_oarchive<Archive>::save_override(const object_id_type & t)
178{
179    // borland doesn't do conversion of STRONG_TYPEDEFs very well
180    const unsigned int i = t;
181    write_attribute(BOOST_ARCHIVE_XML_OBJECT_ID(), i, "=\"_");
182}
183template<class Archive>
184BOOST_ARCHIVE_OR_WARCHIVE_DECL void
185basic_xml_oarchive<Archive>::save_override(
186    const object_reference_type & t
187){
188    const unsigned int i = t;
189    write_attribute(BOOST_ARCHIVE_XML_OBJECT_REFERENCE(), i, "=\"_");
190}
191template<class Archive>
192BOOST_ARCHIVE_OR_WARCHIVE_DECL void
193basic_xml_oarchive<Archive>::save_override(const version_type & t)
194{
195    const unsigned int i = t;
196    write_attribute(BOOST_ARCHIVE_XML_VERSION(), i);
197}
198
199template<class Archive>
200BOOST_ARCHIVE_OR_WARCHIVE_DECL void
201basic_xml_oarchive<Archive>::save_override(const class_id_type & t)
202{
203    write_attribute(BOOST_ARCHIVE_XML_CLASS_ID(), t);
204}
205template<class Archive>
206BOOST_ARCHIVE_OR_WARCHIVE_DECL void
207basic_xml_oarchive<Archive>::save_override(
208    const class_id_reference_type & t
209){
210    write_attribute(BOOST_ARCHIVE_XML_CLASS_ID_REFERENCE(), t);
211}
212template<class Archive>
213BOOST_ARCHIVE_OR_WARCHIVE_DECL void
214basic_xml_oarchive<Archive>::save_override(
215    const class_id_optional_type & t
216){
217    write_attribute(BOOST_ARCHIVE_XML_CLASS_ID(), t);
218}
219template<class Archive>
220BOOST_ARCHIVE_OR_WARCHIVE_DECL void
221basic_xml_oarchive<Archive>::save_override(const class_name_type & t)
222{
223    const char * key = t;
224    if(NULL == key)
225        return;
226    write_attribute(BOOST_ARCHIVE_XML_CLASS_NAME(), key);
227}
228
229template<class Archive>
230BOOST_ARCHIVE_OR_WARCHIVE_DECL void
231basic_xml_oarchive<Archive>::save_override(const tracking_type & t)
232{
233    write_attribute(BOOST_ARCHIVE_XML_TRACKING(), t.t);
234}
235
236template<class Archive>
237BOOST_ARCHIVE_OR_WARCHIVE_DECL void
238basic_xml_oarchive<Archive>::init(){
239    // xml header
240    this->This()->put("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\" ?>\n");
241    this->This()->put("<!DOCTYPE boost_serialization>\n");
242    // xml document wrapper - outer root
243    this->This()->put("<boost_serialization");
244    write_attribute("signature", BOOST_ARCHIVE_SIGNATURE());
245    write_attribute("version", BOOST_ARCHIVE_VERSION());
246    this->This()->put(">\n");
247}
248
249template<class Archive>
250BOOST_ARCHIVE_OR_WARCHIVE_DECL void
251basic_xml_oarchive<Archive>::windup(){
252    // xml_trailer
253    this->This()->put("</boost_serialization>\n");
254}
255
256template<class Archive>
257BOOST_ARCHIVE_OR_WARCHIVE_DECL
258basic_xml_oarchive<Archive>::basic_xml_oarchive(unsigned int flags) :
259    detail::common_oarchive<Archive>(flags),
260    depth(0),
261    pending_preamble(false),
262    indent_next(false)
263{
264}
265
266template<class Archive>
267BOOST_ARCHIVE_OR_WARCHIVE_DECL
268basic_xml_oarchive<Archive>::~basic_xml_oarchive(){
269}
270
271} // namespace archive
272} // namespace boost
273