2 * pugixml parser - version 1.12
3 * --------------------------------------------------------
4 * Copyright (C) 2006-2022, by Arseny Kapoulkine (arseny.kapoulkine@gmail.com)
5 * Report bugs and download new versions at https://pugixml.org/
7 * This library is distributed under the MIT License. See notice at the end
10 * This work is based on the pugxml parser, which is:
11 * Copyright (C) 2003, by Kristen Wegner (kristen@tima.net)
14 // Define version macro; evaluates to major * 1000 + minor * 10 + patch so that it's safe to use in less-than comparisons
15 // Note: pugixml used major * 100 + minor * 10 + patch format up until 1.9 (which had version identifier 190); starting from pugixml 1.10, the minor version number is two digits
16 #ifndef PUGIXML_VERSION
17 # define PUGIXML_VERSION 1120 // 1.12
20 // Include user configuration file (this can define various configuration macros)
21 #include "pugiconfig.hpp"
23 #ifndef HEADER_PUGIXML_HPP
24 #define HEADER_PUGIXML_HPP
26 // Include stddef.h for size_t and ptrdiff_t
29 // Include exception header for XPath
30 #if !defined(PUGIXML_NO_XPATH) && !defined(PUGIXML_NO_EXCEPTIONS)
34 // Include STL headers
35 #ifndef PUGIXML_NO_STL
41 // Macro for deprecated features
42 #ifndef PUGIXML_DEPRECATED
43 # if defined(__GNUC__)
44 # define PUGIXML_DEPRECATED __attribute__((deprecated))
45 # elif defined(_MSC_VER) && _MSC_VER >= 1300
46 # define PUGIXML_DEPRECATED __declspec(deprecated)
48 # define PUGIXML_DEPRECATED
52 // If no API is defined, assume default
57 // If no API for classes is defined, assume default
59 # define PUGIXML_CLASS PUGIXML_API
62 // If no API for functions is defined, assume default
63 #ifndef PUGIXML_FUNCTION
64 # define PUGIXML_FUNCTION PUGIXML_API
67 // If the platform is known to have long long support, enable long long functions
68 #ifndef PUGIXML_HAS_LONG_LONG
69 # if __cplusplus >= 201103
70 # define PUGIXML_HAS_LONG_LONG
71 # elif defined(_MSC_VER) && _MSC_VER >= 1400
72 # define PUGIXML_HAS_LONG_LONG
76 // If the platform is known to have move semantics support, compile move ctor/operator implementation
77 #ifndef PUGIXML_HAS_MOVE
78 # if __cplusplus >= 201103
79 # define PUGIXML_HAS_MOVE
80 # elif defined(_MSC_VER) && _MSC_VER >= 1600
81 # define PUGIXML_HAS_MOVE
85 // If C++ is 2011 or higher, add 'noexcept' specifiers
86 #ifndef PUGIXML_NOEXCEPT
87 # if __cplusplus >= 201103
88 # define PUGIXML_NOEXCEPT noexcept
89 # elif defined(_MSC_VER) && _MSC_VER >= 1900
90 # define PUGIXML_NOEXCEPT noexcept
92 # define PUGIXML_NOEXCEPT
96 // Some functions can not be noexcept in compact mode
97 #ifdef PUGIXML_COMPACT
98 # define PUGIXML_NOEXCEPT_IF_NOT_COMPACT
100 # define PUGIXML_NOEXCEPT_IF_NOT_COMPACT PUGIXML_NOEXCEPT
103 // If C++ is 2011 or higher, add 'override' qualifiers
104 #ifndef PUGIXML_OVERRIDE
105 # if __cplusplus >= 201103
106 # define PUGIXML_OVERRIDE override
107 # elif defined(_MSC_VER) && _MSC_VER >= 1700
108 # define PUGIXML_OVERRIDE override
110 # define PUGIXML_OVERRIDE
114 // If C++ is 2011 or higher, use 'nullptr'
116 # if __cplusplus >= 201103
117 # define PUGIXML_NULL nullptr
119 # define PUGIXML_NULL 0
123 // Character interface macros
124 #ifdef PUGIXML_WCHAR_MODE
125 # define PUGIXML_TEXT(t) L ## t
126 # define PUGIXML_CHAR wchar_t
128 # define PUGIXML_TEXT(t) t
129 # define PUGIXML_CHAR char
134 // Character type used for all internal storage and operations; depends on PUGIXML_WCHAR_MODE
135 typedef PUGIXML_CHAR char_t;
137 #ifndef PUGIXML_NO_STL
138 // String type used for operations that work with STL string; depends on PUGIXML_WCHAR_MODE
139 typedef std::basic_string<PUGIXML_CHAR, std::char_traits<PUGIXML_CHAR>, std::allocator<PUGIXML_CHAR> > string_t;
143 // The PugiXML namespace
149 node_null, // Empty (null) node handle
150 node_document, // A document tree's absolute root
151 node_element, // Element tag, i.e. '<node/>'
152 node_pcdata, // Plain character data, i.e. 'text'
153 node_cdata, // Character data, i.e. '<![CDATA[text]]>'
154 node_comment, // Comment tag, i.e. '<!-- text -->'
155 node_pi, // Processing instruction, i.e. '<?name?>'
156 node_declaration, // Document declaration, i.e. '<?xml version="1.0"?>'
157 node_doctype // Document type declaration, i.e. '<!DOCTYPE doc>'
162 // Minimal parsing mode (equivalent to turning all other flags off).
163 // Only elements and PCDATA sections are added to the DOM tree, no text conversions are performed.
164 const unsigned int parse_minimal = 0x0000;
166 // This flag determines if processing instructions (node_pi) are added to the DOM tree. This flag is off by default.
167 const unsigned int parse_pi = 0x0001;
169 // This flag determines if comments (node_comment) are added to the DOM tree. This flag is off by default.
170 const unsigned int parse_comments = 0x0002;
172 // This flag determines if CDATA sections (node_cdata) are added to the DOM tree. This flag is on by default.
173 const unsigned int parse_cdata = 0x0004;
175 // This flag determines if plain character data (node_pcdata) that consist only of whitespace are added to the DOM tree.
176 // This flag is off by default; turning it on usually results in slower parsing and more memory consumption.
177 const unsigned int parse_ws_pcdata = 0x0008;
179 // This flag determines if character and entity references are expanded during parsing. This flag is on by default.
180 const unsigned int parse_escapes = 0x0010;
182 // This flag determines if EOL characters are normalized (converted to #xA) during parsing. This flag is on by default.
183 const unsigned int parse_eol = 0x0020;
185 // This flag determines if attribute values are normalized using CDATA normalization rules during parsing. This flag is on by default.
186 const unsigned int parse_wconv_attribute = 0x0040;
188 // This flag determines if attribute values are normalized using NMTOKENS normalization rules during parsing. This flag is off by default.
189 const unsigned int parse_wnorm_attribute = 0x0080;
191 // This flag determines if document declaration (node_declaration) is added to the DOM tree. This flag is off by default.
192 const unsigned int parse_declaration = 0x0100;
194 // This flag determines if document type declaration (node_doctype) is added to the DOM tree. This flag is off by default.
195 const unsigned int parse_doctype = 0x0200;
197 // This flag determines if plain character data (node_pcdata) that is the only child of the parent node and that consists only
198 // of whitespace is added to the DOM tree.
199 // This flag is off by default; turning it on may result in slower parsing and more memory consumption.
200 const unsigned int parse_ws_pcdata_single = 0x0400;
202 // This flag determines if leading and trailing whitespace is to be removed from plain character data. This flag is off by default.
203 const unsigned int parse_trim_pcdata = 0x0800;
205 // This flag determines if plain character data that does not have a parent node is added to the DOM tree, and if an empty document
206 // is a valid document. This flag is off by default.
207 const unsigned int parse_fragment = 0x1000;
209 // This flag determines if plain character data is be stored in the parent element's value. This significantly changes the structure of
210 // the document; this flag is only recommended for parsing documents with many PCDATA nodes in memory-constrained environments.
211 // This flag is off by default.
212 const unsigned int parse_embed_pcdata = 0x2000;
214 // The default parsing mode.
215 // Elements, PCDATA and CDATA sections are added to the DOM tree, character/reference entities are expanded,
216 // End-of-Line characters are normalized, attribute values are normalized using CDATA normalization rules.
217 const unsigned int parse_default = parse_cdata | parse_escapes | parse_wconv_attribute | parse_eol;
219 // The full parsing mode.
220 // Nodes of all types are added to the DOM tree, character/reference entities are expanded,
221 // End-of-Line characters are normalized, attribute values are normalized using CDATA normalization rules.
222 const unsigned int parse_full = parse_default | parse_pi | parse_comments | parse_declaration | parse_doctype;
224 // These flags determine the encoding of input data for XML document
227 encoding_auto, // Auto-detect input encoding using BOM or < / <? detection; use UTF8 if BOM is not found
228 encoding_utf8, // UTF8 encoding
229 encoding_utf16_le, // Little-endian UTF16
230 encoding_utf16_be, // Big-endian UTF16
231 encoding_utf16, // UTF16 with native endianness
232 encoding_utf32_le, // Little-endian UTF32
233 encoding_utf32_be, // Big-endian UTF32
234 encoding_utf32, // UTF32 with native endianness
235 encoding_wchar, // The same encoding wchar_t has (either UTF16 or UTF32)
241 // Indent the nodes that are written to output stream with as many indentation strings as deep the node is in DOM tree. This flag is on by default.
242 const unsigned int format_indent = 0x01;
244 // Write encoding-specific BOM to the output stream. This flag is off by default.
245 const unsigned int format_write_bom = 0x02;
247 // Use raw output mode (no indentation and no line breaks are written). This flag is off by default.
248 const unsigned int format_raw = 0x04;
250 // Omit default XML declaration even if there is no declaration in the document. This flag is off by default.
251 const unsigned int format_no_declaration = 0x08;
253 // Don't escape attribute values and PCDATA contents. This flag is off by default.
254 const unsigned int format_no_escapes = 0x10;
256 // Open file using text mode in xml_document::save_file. This enables special character (i.e. new-line) conversions on some systems. This flag is off by default.
257 const unsigned int format_save_file_text = 0x20;
259 // Write every attribute on a new line with appropriate indentation. This flag is off by default.
260 const unsigned int format_indent_attributes = 0x40;
262 // Don't output empty element tags, instead writing an explicit start and end tag even if there are no children. This flag is off by default.
263 const unsigned int format_no_empty_element_tags = 0x80;
265 // Skip characters belonging to range [0; 32) instead of "&#xNN;" encoding. This flag is off by default.
266 const unsigned int format_skip_control_chars = 0x100;
268 // Use single quotes ' instead of double quotes " for enclosing attribute values. This flag is off by default.
269 const unsigned int format_attribute_single_quote = 0x200;
271 // The default set of formatting flags.
272 // Nodes are indented depending on their depth in DOM tree, a default declaration is output if document has none.
273 const unsigned int format_default = format_indent;
275 const int default_double_precision = 17;
276 const int default_float_precision = 9;
278 // Forward declarations
279 struct xml_attribute_struct;
280 struct xml_node_struct;
282 class xml_node_iterator;
283 class xml_attribute_iterator;
284 class xml_named_node_iterator;
286 class xml_tree_walker;
288 struct xml_parse_result;
294 #ifndef PUGIXML_NO_XPATH
296 class xpath_node_set;
298 class xpath_variable_set;
301 // Range-based for loop support
302 template <typename It> class xml_object_range
305 typedef It const_iterator;
308 xml_object_range(It b, It e): _begin(b), _end(e)
312 It begin() const { return _begin; }
313 It end() const { return _end; }
315 bool empty() const { return _begin == _end; }
321 // Writer interface for node printing (see xml_node::print)
322 class PUGIXML_CLASS xml_writer
325 virtual ~xml_writer() {}
327 // Write memory chunk into stream/file/whatever
328 virtual void write(const void* data, size_t size) = 0;
331 // xml_writer implementation for FILE*
332 class PUGIXML_CLASS xml_writer_file: public xml_writer
335 // Construct writer from a FILE* object; void* is used to avoid header dependencies on stdio
336 xml_writer_file(void* file);
338 virtual void write(const void* data, size_t size) PUGIXML_OVERRIDE;
344 #ifndef PUGIXML_NO_STL
345 // xml_writer implementation for streams
346 class PUGIXML_CLASS xml_writer_stream: public xml_writer
349 // Construct writer from an output stream object
350 xml_writer_stream(std::basic_ostream<char, std::char_traits<char> >& stream);
351 xml_writer_stream(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& stream);
353 virtual void write(const void* data, size_t size) PUGIXML_OVERRIDE;
356 std::basic_ostream<char, std::char_traits<char> >* narrow_stream;
357 std::basic_ostream<wchar_t, std::char_traits<wchar_t> >* wide_stream;
361 // A light-weight handle for manipulating attributes in DOM tree
362 class PUGIXML_CLASS xml_attribute
364 friend class xml_attribute_iterator;
365 friend class xml_node;
368 xml_attribute_struct* _attr;
370 typedef void (*unspecified_bool_type)(xml_attribute***);
373 // Default constructor. Constructs an empty attribute.
376 // Constructs attribute from internal pointer
377 explicit xml_attribute(xml_attribute_struct* attr);
379 // Safe bool conversion operator
380 operator unspecified_bool_type() const;
382 // Borland C++ workaround
383 bool operator!() const;
385 // Comparison operators (compares wrapped attribute pointers)
386 bool operator==(const xml_attribute& r) const;
387 bool operator!=(const xml_attribute& r) const;
388 bool operator<(const xml_attribute& r) const;
389 bool operator>(const xml_attribute& r) const;
390 bool operator<=(const xml_attribute& r) const;
391 bool operator>=(const xml_attribute& r) const;
393 // Check if attribute is empty
396 // Get attribute name/value, or "" if attribute is empty
397 const char_t* name() const;
398 const char_t* value() const;
400 // Get attribute value, or the default value if attribute is empty
401 const char_t* as_string(const char_t* def = PUGIXML_TEXT("")) const;
403 // Get attribute value as a number, or the default value if conversion did not succeed or attribute is empty
404 int as_int(int def = 0) const;
405 unsigned int as_uint(unsigned int def = 0) const;
406 double as_double(double def = 0) const;
407 float as_float(float def = 0) const;
409 #ifdef PUGIXML_HAS_LONG_LONG
410 long long as_llong(long long def = 0) const;
411 unsigned long long as_ullong(unsigned long long def = 0) const;
414 // Get attribute value as bool (returns true if first character is in '1tTyY' set), or the default value if attribute is empty
415 bool as_bool(bool def = false) const;
417 // Set attribute name/value (returns false if attribute is empty or there is not enough memory)
418 bool set_name(const char_t* rhs);
419 bool set_value(const char_t* rhs);
421 // Set attribute value with type conversion (numbers are converted to strings, boolean is converted to "true"/"false")
422 bool set_value(int rhs);
423 bool set_value(unsigned int rhs);
424 bool set_value(long rhs);
425 bool set_value(unsigned long rhs);
426 bool set_value(double rhs);
427 bool set_value(double rhs, int precision);
428 bool set_value(float rhs);
429 bool set_value(float rhs, int precision);
430 bool set_value(bool rhs);
432 #ifdef PUGIXML_HAS_LONG_LONG
433 bool set_value(long long rhs);
434 bool set_value(unsigned long long rhs);
437 // Set attribute value (equivalent to set_value without error checking)
438 xml_attribute& operator=(const char_t* rhs);
439 xml_attribute& operator=(int rhs);
440 xml_attribute& operator=(unsigned int rhs);
441 xml_attribute& operator=(long rhs);
442 xml_attribute& operator=(unsigned long rhs);
443 xml_attribute& operator=(double rhs);
444 xml_attribute& operator=(float rhs);
445 xml_attribute& operator=(bool rhs);
447 #ifdef PUGIXML_HAS_LONG_LONG
448 xml_attribute& operator=(long long rhs);
449 xml_attribute& operator=(unsigned long long rhs);
452 // Get next/previous attribute in the attribute list of the parent node
453 xml_attribute next_attribute() const;
454 xml_attribute previous_attribute() const;
456 // Get hash value (unique for handles to the same object)
457 size_t hash_value() const;
459 // Get internal pointer
460 xml_attribute_struct* internal_object() const;
464 // Borland C++ workaround
465 bool PUGIXML_FUNCTION operator&&(const xml_attribute& lhs, bool rhs);
466 bool PUGIXML_FUNCTION operator||(const xml_attribute& lhs, bool rhs);
469 // A light-weight handle for manipulating nodes in DOM tree
470 class PUGIXML_CLASS xml_node
472 friend class xml_attribute_iterator;
473 friend class xml_node_iterator;
474 friend class xml_named_node_iterator;
477 xml_node_struct* _root;
479 typedef void (*unspecified_bool_type)(xml_node***);
482 // Default constructor. Constructs an empty node.
485 // Constructs node from internal pointer
486 explicit xml_node(xml_node_struct* p);
488 // Safe bool conversion operator
489 operator unspecified_bool_type() const;
491 // Borland C++ workaround
492 bool operator!() const;
494 // Comparison operators (compares wrapped node pointers)
495 bool operator==(const xml_node& r) const;
496 bool operator!=(const xml_node& r) const;
497 bool operator<(const xml_node& r) const;
498 bool operator>(const xml_node& r) const;
499 bool operator<=(const xml_node& r) const;
500 bool operator>=(const xml_node& r) const;
502 // Check if node is empty.
506 xml_node_type type() const;
508 // Get node name, or "" if node is empty or it has no name
509 const char_t* name() const;
511 // Get node value, or "" if node is empty or it has no value
512 // Note: For <node>text</node> node.value() does not return "text"! Use child_value() or text() methods to access text inside nodes.
513 const char_t* value() const;
515 // Get attribute list
516 xml_attribute first_attribute() const;
517 xml_attribute last_attribute() const;
520 xml_node first_child() const;
521 xml_node last_child() const;
523 // Get next/previous sibling in the children list of the parent node
524 xml_node next_sibling() const;
525 xml_node previous_sibling() const;
528 xml_node parent() const;
530 // Get root of DOM tree this node belongs to
531 xml_node root() const;
533 // Get text object for the current node
534 xml_text text() const;
536 // Get child, attribute or next/previous sibling with the specified name
537 xml_node child(const char_t* name) const;
538 xml_attribute attribute(const char_t* name) const;
539 xml_node next_sibling(const char_t* name) const;
540 xml_node previous_sibling(const char_t* name) const;
542 // Get attribute, starting the search from a hint (and updating hint so that searching for a sequence of attributes is fast)
543 xml_attribute attribute(const char_t* name, xml_attribute& hint) const;
545 // Get child value of current node; that is, value of the first child node of type PCDATA/CDATA
546 const char_t* child_value() const;
548 // Get child value of child with specified name. Equivalent to child(name).child_value().
549 const char_t* child_value(const char_t* name) const;
551 // Set node name/value (returns false if node is empty, there is not enough memory, or node can not have name/value)
552 bool set_name(const char_t* rhs);
553 bool set_value(const char_t* rhs);
555 // Add attribute with specified name. Returns added attribute, or empty attribute on errors.
556 xml_attribute append_attribute(const char_t* name);
557 xml_attribute prepend_attribute(const char_t* name);
558 xml_attribute insert_attribute_after(const char_t* name, const xml_attribute& attr);
559 xml_attribute insert_attribute_before(const char_t* name, const xml_attribute& attr);
561 // Add a copy of the specified attribute. Returns added attribute, or empty attribute on errors.
562 xml_attribute append_copy(const xml_attribute& proto);
563 xml_attribute prepend_copy(const xml_attribute& proto);
564 xml_attribute insert_copy_after(const xml_attribute& proto, const xml_attribute& attr);
565 xml_attribute insert_copy_before(const xml_attribute& proto, const xml_attribute& attr);
567 // Add child node with specified type. Returns added node, or empty node on errors.
568 xml_node append_child(xml_node_type type = node_element);
569 xml_node prepend_child(xml_node_type type = node_element);
570 xml_node insert_child_after(xml_node_type type, const xml_node& node);
571 xml_node insert_child_before(xml_node_type type, const xml_node& node);
573 // Add child element with specified name. Returns added node, or empty node on errors.
574 xml_node append_child(const char_t* name);
575 xml_node prepend_child(const char_t* name);
576 xml_node insert_child_after(const char_t* name, const xml_node& node);
577 xml_node insert_child_before(const char_t* name, const xml_node& node);
579 // Add a copy of the specified node as a child. Returns added node, or empty node on errors.
580 xml_node append_copy(const xml_node& proto);
581 xml_node prepend_copy(const xml_node& proto);
582 xml_node insert_copy_after(const xml_node& proto, const xml_node& node);
583 xml_node insert_copy_before(const xml_node& proto, const xml_node& node);
585 // Move the specified node to become a child of this node. Returns moved node, or empty node on errors.
586 xml_node append_move(const xml_node& moved);
587 xml_node prepend_move(const xml_node& moved);
588 xml_node insert_move_after(const xml_node& moved, const xml_node& node);
589 xml_node insert_move_before(const xml_node& moved, const xml_node& node);
591 // Remove specified attribute
592 bool remove_attribute(const xml_attribute& a);
593 bool remove_attribute(const char_t* name);
595 // Remove all attributes
596 bool remove_attributes();
598 // Remove specified child
599 bool remove_child(const xml_node& n);
600 bool remove_child(const char_t* name);
602 // Remove all children
603 bool remove_children();
605 // Parses buffer as an XML document fragment and appends all nodes as children of the current node.
606 // Copies/converts the buffer, so it may be deleted or changed after the function returns.
607 // Note: append_buffer allocates memory that has the lifetime of the owning document; removing the appended nodes does not immediately reclaim that memory.
608 xml_parse_result append_buffer(const void* contents, size_t size, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
610 // Find attribute using predicate. Returns first attribute for which predicate returned true.
611 template <typename Predicate> xml_attribute find_attribute(Predicate pred) const
613 if (!_root) return xml_attribute();
615 for (xml_attribute attrib = first_attribute(); attrib; attrib = attrib.next_attribute())
619 return xml_attribute();
622 // Find child node using predicate. Returns first child for which predicate returned true.
623 template <typename Predicate> xml_node find_child(Predicate pred) const
625 if (!_root) return xml_node();
627 for (xml_node node = first_child(); node; node = node.next_sibling())
634 // Find node from subtree using predicate. Returns first node from subtree (depth-first), for which predicate returned true.
635 template <typename Predicate> xml_node find_node(Predicate pred) const
637 if (!_root) return xml_node();
639 xml_node cur = first_child();
641 while (cur._root && cur._root != _root)
643 if (pred(cur)) return cur;
645 if (cur.first_child()) cur = cur.first_child();
646 else if (cur.next_sibling()) cur = cur.next_sibling();
649 while (!cur.next_sibling() && cur._root != _root) cur = cur.parent();
651 if (cur._root != _root) cur = cur.next_sibling();
658 // Find child node by attribute name/value
659 xml_node find_child_by_attribute(const char_t* name, const char_t* attr_name, const char_t* attr_value) const;
660 xml_node find_child_by_attribute(const char_t* attr_name, const char_t* attr_value) const;
662 #ifndef PUGIXML_NO_STL
663 // Get the absolute node path from root as a text string.
664 string_t path(char_t delimiter = '/') const;
667 // Search for a node by path consisting of node names and . or .. elements.
668 xml_node first_element_by_path(const char_t* path, char_t delimiter = '/') const;
670 // Recursively traverse subtree with xml_tree_walker
671 bool traverse(xml_tree_walker& walker);
673 #ifndef PUGIXML_NO_XPATH
674 // Select single node by evaluating XPath query. Returns first node from the resulting node set.
675 xpath_node select_node(const char_t* query, xpath_variable_set* variables = PUGIXML_NULL) const;
676 xpath_node select_node(const xpath_query& query) const;
678 // Select node set by evaluating XPath query
679 xpath_node_set select_nodes(const char_t* query, xpath_variable_set* variables = PUGIXML_NULL) const;
680 xpath_node_set select_nodes(const xpath_query& query) const;
682 // (deprecated: use select_node instead) Select single node by evaluating XPath query.
683 PUGIXML_DEPRECATED xpath_node select_single_node(const char_t* query, xpath_variable_set* variables = PUGIXML_NULL) const;
684 PUGIXML_DEPRECATED xpath_node select_single_node(const xpath_query& query) const;
688 // Print subtree using a writer object
689 void print(xml_writer& writer, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto, unsigned int depth = 0) const;
691 #ifndef PUGIXML_NO_STL
692 // Print subtree to stream
693 void print(std::basic_ostream<char, std::char_traits<char> >& os, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto, unsigned int depth = 0) const;
694 void print(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& os, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, unsigned int depth = 0) const;
697 // Child nodes iterators
698 typedef xml_node_iterator iterator;
700 iterator begin() const;
701 iterator end() const;
703 // Attribute iterators
704 typedef xml_attribute_iterator attribute_iterator;
706 attribute_iterator attributes_begin() const;
707 attribute_iterator attributes_end() const;
709 // Range-based for support
710 xml_object_range<xml_node_iterator> children() const;
711 xml_object_range<xml_named_node_iterator> children(const char_t* name) const;
712 xml_object_range<xml_attribute_iterator> attributes() const;
714 // Get node offset in parsed file/string (in char_t units) for debugging purposes
715 ptrdiff_t offset_debug() const;
717 // Get hash value (unique for handles to the same object)
718 size_t hash_value() const;
720 // Get internal pointer
721 xml_node_struct* internal_object() const;
725 // Borland C++ workaround
726 bool PUGIXML_FUNCTION operator&&(const xml_node& lhs, bool rhs);
727 bool PUGIXML_FUNCTION operator||(const xml_node& lhs, bool rhs);
730 // A helper for working with text inside PCDATA nodes
731 class PUGIXML_CLASS xml_text
733 friend class xml_node;
735 xml_node_struct* _root;
737 typedef void (*unspecified_bool_type)(xml_text***);
739 explicit xml_text(xml_node_struct* root);
741 xml_node_struct* _data_new();
742 xml_node_struct* _data() const;
745 // Default constructor. Constructs an empty object.
748 // Safe bool conversion operator
749 operator unspecified_bool_type() const;
751 // Borland C++ workaround
752 bool operator!() const;
754 // Check if text object is empty
757 // Get text, or "" if object is empty
758 const char_t* get() const;
760 // Get text, or the default value if object is empty
761 const char_t* as_string(const char_t* def = PUGIXML_TEXT("")) const;
763 // Get text as a number, or the default value if conversion did not succeed or object is empty
764 int as_int(int def = 0) const;
765 unsigned int as_uint(unsigned int def = 0) const;
766 double as_double(double def = 0) const;
767 float as_float(float def = 0) const;
769 #ifdef PUGIXML_HAS_LONG_LONG
770 long long as_llong(long long def = 0) const;
771 unsigned long long as_ullong(unsigned long long def = 0) const;
774 // Get text as bool (returns true if first character is in '1tTyY' set), or the default value if object is empty
775 bool as_bool(bool def = false) const;
777 // Set text (returns false if object is empty or there is not enough memory)
778 bool set(const char_t* rhs);
780 // Set text with type conversion (numbers are converted to strings, boolean is converted to "true"/"false")
782 bool set(unsigned int rhs);
784 bool set(unsigned long rhs);
785 bool set(double rhs);
786 bool set(double rhs, int precision);
788 bool set(float rhs, int precision);
791 #ifdef PUGIXML_HAS_LONG_LONG
792 bool set(long long rhs);
793 bool set(unsigned long long rhs);
796 // Set text (equivalent to set without error checking)
797 xml_text& operator=(const char_t* rhs);
798 xml_text& operator=(int rhs);
799 xml_text& operator=(unsigned int rhs);
800 xml_text& operator=(long rhs);
801 xml_text& operator=(unsigned long rhs);
802 xml_text& operator=(double rhs);
803 xml_text& operator=(float rhs);
804 xml_text& operator=(bool rhs);
806 #ifdef PUGIXML_HAS_LONG_LONG
807 xml_text& operator=(long long rhs);
808 xml_text& operator=(unsigned long long rhs);
811 // Get the data node (node_pcdata or node_cdata) for this object
812 xml_node data() const;
816 // Borland C++ workaround
817 bool PUGIXML_FUNCTION operator&&(const xml_text& lhs, bool rhs);
818 bool PUGIXML_FUNCTION operator||(const xml_text& lhs, bool rhs);
821 // Child node iterator (a bidirectional iterator over a collection of xml_node)
822 class PUGIXML_CLASS xml_node_iterator
824 friend class xml_node;
827 mutable xml_node _wrap;
830 xml_node_iterator(xml_node_struct* ref, xml_node_struct* parent);
834 typedef ptrdiff_t difference_type;
835 typedef xml_node value_type;
836 typedef xml_node* pointer;
837 typedef xml_node& reference;
839 #ifndef PUGIXML_NO_STL
840 typedef std::bidirectional_iterator_tag iterator_category;
843 // Default constructor
846 // Construct an iterator which points to the specified node
847 xml_node_iterator(const xml_node& node);
849 // Iterator operators
850 bool operator==(const xml_node_iterator& rhs) const;
851 bool operator!=(const xml_node_iterator& rhs) const;
853 xml_node& operator*() const;
854 xml_node* operator->() const;
856 xml_node_iterator& operator++();
857 xml_node_iterator operator++(int);
859 xml_node_iterator& operator--();
860 xml_node_iterator operator--(int);
863 // Attribute iterator (a bidirectional iterator over a collection of xml_attribute)
864 class PUGIXML_CLASS xml_attribute_iterator
866 friend class xml_node;
869 mutable xml_attribute _wrap;
872 xml_attribute_iterator(xml_attribute_struct* ref, xml_node_struct* parent);
876 typedef ptrdiff_t difference_type;
877 typedef xml_attribute value_type;
878 typedef xml_attribute* pointer;
879 typedef xml_attribute& reference;
881 #ifndef PUGIXML_NO_STL
882 typedef std::bidirectional_iterator_tag iterator_category;
885 // Default constructor
886 xml_attribute_iterator();
888 // Construct an iterator which points to the specified attribute
889 xml_attribute_iterator(const xml_attribute& attr, const xml_node& parent);
891 // Iterator operators
892 bool operator==(const xml_attribute_iterator& rhs) const;
893 bool operator!=(const xml_attribute_iterator& rhs) const;
895 xml_attribute& operator*() const;
896 xml_attribute* operator->() const;
898 xml_attribute_iterator& operator++();
899 xml_attribute_iterator operator++(int);
901 xml_attribute_iterator& operator--();
902 xml_attribute_iterator operator--(int);
905 // Named node range helper
906 class PUGIXML_CLASS xml_named_node_iterator
908 friend class xml_node;
912 typedef ptrdiff_t difference_type;
913 typedef xml_node value_type;
914 typedef xml_node* pointer;
915 typedef xml_node& reference;
917 #ifndef PUGIXML_NO_STL
918 typedef std::bidirectional_iterator_tag iterator_category;
921 // Default constructor
922 xml_named_node_iterator();
924 // Construct an iterator which points to the specified node
925 xml_named_node_iterator(const xml_node& node, const char_t* name);
927 // Iterator operators
928 bool operator==(const xml_named_node_iterator& rhs) const;
929 bool operator!=(const xml_named_node_iterator& rhs) const;
931 xml_node& operator*() const;
932 xml_node* operator->() const;
934 xml_named_node_iterator& operator++();
935 xml_named_node_iterator operator++(int);
937 xml_named_node_iterator& operator--();
938 xml_named_node_iterator operator--(int);
941 mutable xml_node _wrap;
945 xml_named_node_iterator(xml_node_struct* ref, xml_node_struct* parent, const char_t* name);
948 // Abstract tree walker class (see xml_node::traverse)
949 class PUGIXML_CLASS xml_tree_walker
951 friend class xml_node;
957 // Get current traversal depth
962 virtual ~xml_tree_walker();
964 // Callback that is called when traversal begins
965 virtual bool begin(xml_node& node);
967 // Callback that is called for each node traversed
968 virtual bool for_each(xml_node& node) = 0;
970 // Callback that is called when traversal ends
971 virtual bool end(xml_node& node);
974 // Parsing status, returned as part of xml_parse_result object
975 enum xml_parse_status
977 status_ok = 0, // No error
979 status_file_not_found, // File was not found during load_file()
980 status_io_error, // Error reading from file/stream
981 status_out_of_memory, // Could not allocate memory
982 status_internal_error, // Internal error occurred
984 status_unrecognized_tag, // Parser could not determine tag type
986 status_bad_pi, // Parsing error occurred while parsing document declaration/processing instruction
987 status_bad_comment, // Parsing error occurred while parsing comment
988 status_bad_cdata, // Parsing error occurred while parsing CDATA section
989 status_bad_doctype, // Parsing error occurred while parsing document type declaration
990 status_bad_pcdata, // Parsing error occurred while parsing PCDATA section
991 status_bad_start_element, // Parsing error occurred while parsing start element tag
992 status_bad_attribute, // Parsing error occurred while parsing element attribute
993 status_bad_end_element, // Parsing error occurred while parsing end element tag
994 status_end_element_mismatch,// There was a mismatch of start-end tags (closing tag had incorrect name, some tag was not closed or there was an excessive closing tag)
996 status_append_invalid_root, // Unable to append nodes since root type is not node_element or node_document (exclusive to xml_node::append_buffer)
998 status_no_document_element // Parsing resulted in a document without element nodes
1002 struct PUGIXML_CLASS xml_parse_result
1004 // Parsing status (see xml_parse_status)
1005 xml_parse_status status;
1007 // Last parsed offset (in char_t units from start of input data)
1010 // Source document encoding
1011 xml_encoding encoding;
1013 // Default constructor, initializes object to failed state
1016 // Cast to bool operator
1017 operator bool() const;
1019 // Get error description
1020 const char* description() const;
1023 // Document class (DOM tree root)
1024 class PUGIXML_CLASS xml_document: public xml_node
1031 // Non-copyable semantics
1032 xml_document(const xml_document&);
1033 xml_document& operator=(const xml_document&);
1037 void _move(xml_document& rhs) PUGIXML_NOEXCEPT_IF_NOT_COMPACT;
1040 // Default constructor, makes empty document
1043 // Destructor, invalidates all node/attribute handles to this document
1046 #ifdef PUGIXML_HAS_MOVE
1047 // Move semantics support
1048 xml_document(xml_document&& rhs) PUGIXML_NOEXCEPT_IF_NOT_COMPACT;
1049 xml_document& operator=(xml_document&& rhs) PUGIXML_NOEXCEPT_IF_NOT_COMPACT;
1052 // Removes all nodes, leaving the empty document
1055 // Removes all nodes, then copies the entire contents of the specified document
1056 void reset(const xml_document& proto);
1058 #ifndef PUGIXML_NO_STL
1059 // Load document from stream.
1060 xml_parse_result load(std::basic_istream<char, std::char_traits<char> >& stream, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1061 xml_parse_result load(std::basic_istream<wchar_t, std::char_traits<wchar_t> >& stream, unsigned int options = parse_default);
1064 // (deprecated: use load_string instead) Load document from zero-terminated string. No encoding conversions are applied.
1065 PUGIXML_DEPRECATED xml_parse_result load(const char_t* contents, unsigned int options = parse_default);
1067 // Load document from zero-terminated string. No encoding conversions are applied.
1068 xml_parse_result load_string(const char_t* contents, unsigned int options = parse_default);
1070 // Load document from file
1071 xml_parse_result load_file(const char* path, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1072 xml_parse_result load_file(const wchar_t* path, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1074 // Load document from buffer. Copies/converts the buffer, so it may be deleted or changed after the function returns.
1075 xml_parse_result load_buffer(const void* contents, size_t size, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1077 // Load document from buffer, using the buffer for in-place parsing (the buffer is modified and used for storage of document data).
1078 // You should ensure that buffer data will persist throughout the document's lifetime, and free the buffer memory manually once document is destroyed.
1079 xml_parse_result load_buffer_inplace(void* contents, size_t size, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1081 // Load document from buffer, using the buffer for in-place parsing (the buffer is modified and used for storage of document data).
1082 // You should allocate the buffer with pugixml allocation function; document will free the buffer when it is no longer needed (you can't use it anymore).
1083 xml_parse_result load_buffer_inplace_own(void* contents, size_t size, unsigned int options = parse_default, xml_encoding encoding = encoding_auto);
1085 // Save XML document to writer (semantics is slightly different from xml_node::print, see documentation for details).
1086 void save(xml_writer& writer, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto) const;
1088 #ifndef PUGIXML_NO_STL
1089 // Save XML document to stream (semantics is slightly different from xml_node::print, see documentation for details).
1090 void save(std::basic_ostream<char, std::char_traits<char> >& stream, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto) const;
1091 void save(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& stream, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default) const;
1095 bool save_file(const char* path, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto) const;
1096 bool save_file(const wchar_t* path, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto) const;
1098 // Get document element
1099 xml_node document_element() const;
1102 #ifndef PUGIXML_NO_XPATH
1103 // XPath query return type
1104 enum xpath_value_type
1106 xpath_type_none, // Unknown type (query failed to compile)
1107 xpath_type_node_set, // Node set (xpath_node_set)
1108 xpath_type_number, // Number
1109 xpath_type_string, // String
1110 xpath_type_boolean // Boolean
1113 // XPath parsing result
1114 struct PUGIXML_CLASS xpath_parse_result
1116 // Error message (0 if no error)
1119 // Last parsed offset (in char_t units from string start)
1122 // Default constructor, initializes object to failed state
1123 xpath_parse_result();
1125 // Cast to bool operator
1126 operator bool() const;
1128 // Get error description
1129 const char* description() const;
1132 // A single XPath variable
1133 class PUGIXML_CLASS xpath_variable
1135 friend class xpath_variable_set;
1138 xpath_value_type _type;
1139 xpath_variable* _next;
1141 xpath_variable(xpath_value_type type);
1143 // Non-copyable semantics
1144 xpath_variable(const xpath_variable&);
1145 xpath_variable& operator=(const xpath_variable&);
1148 // Get variable name
1149 const char_t* name() const;
1151 // Get variable type
1152 xpath_value_type type() const;
1154 // Get variable value; no type conversion is performed, default value (false, NaN, empty string, empty node set) is returned on type mismatch error
1155 bool get_boolean() const;
1156 double get_number() const;
1157 const char_t* get_string() const;
1158 const xpath_node_set& get_node_set() const;
1160 // Set variable value; no type conversion is performed, false is returned on type mismatch error
1161 bool set(bool value);
1162 bool set(double value);
1163 bool set(const char_t* value);
1164 bool set(const xpath_node_set& value);
1167 // A set of XPath variables
1168 class PUGIXML_CLASS xpath_variable_set
1171 xpath_variable* _data[64];
1173 void _assign(const xpath_variable_set& rhs);
1174 void _swap(xpath_variable_set& rhs);
1176 xpath_variable* _find(const char_t* name) const;
1178 static bool _clone(xpath_variable* var, xpath_variable** out_result);
1179 static void _destroy(xpath_variable* var);
1182 // Default constructor/destructor
1183 xpath_variable_set();
1184 ~xpath_variable_set();
1186 // Copy constructor/assignment operator
1187 xpath_variable_set(const xpath_variable_set& rhs);
1188 xpath_variable_set& operator=(const xpath_variable_set& rhs);
1190 #ifdef PUGIXML_HAS_MOVE
1191 // Move semantics support
1192 xpath_variable_set(xpath_variable_set&& rhs) PUGIXML_NOEXCEPT;
1193 xpath_variable_set& operator=(xpath_variable_set&& rhs) PUGIXML_NOEXCEPT;
1196 // Add a new variable or get the existing one, if the types match
1197 xpath_variable* add(const char_t* name, xpath_value_type type);
1199 // Set value of an existing variable; no type conversion is performed, false is returned if there is no such variable or if types mismatch
1200 bool set(const char_t* name, bool value);
1201 bool set(const char_t* name, double value);
1202 bool set(const char_t* name, const char_t* value);
1203 bool set(const char_t* name, const xpath_node_set& value);
1205 // Get existing variable by name
1206 xpath_variable* get(const char_t* name);
1207 const xpath_variable* get(const char_t* name) const;
1210 // A compiled XPath query object
1211 class PUGIXML_CLASS xpath_query
1215 xpath_parse_result _result;
1217 typedef void (*unspecified_bool_type)(xpath_query***);
1219 // Non-copyable semantics
1220 xpath_query(const xpath_query&);
1221 xpath_query& operator=(const xpath_query&);
1224 // Construct a compiled object from XPath expression.
1225 // If PUGIXML_NO_EXCEPTIONS is not defined, throws xpath_exception on compilation errors.
1226 explicit xpath_query(const char_t* query, xpath_variable_set* variables = PUGIXML_NULL);
1234 #ifdef PUGIXML_HAS_MOVE
1235 // Move semantics support
1236 xpath_query(xpath_query&& rhs) PUGIXML_NOEXCEPT;
1237 xpath_query& operator=(xpath_query&& rhs) PUGIXML_NOEXCEPT;
1240 // Get query expression return type
1241 xpath_value_type return_type() const;
1243 // Evaluate expression as boolean value in the specified context; performs type conversion if necessary.
1244 // If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
1245 bool evaluate_boolean(const xpath_node& n) const;
1247 // Evaluate expression as double value in the specified context; performs type conversion if necessary.
1248 // If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
1249 double evaluate_number(const xpath_node& n) const;
1251 #ifndef PUGIXML_NO_STL
1252 // Evaluate expression as string value in the specified context; performs type conversion if necessary.
1253 // If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
1254 string_t evaluate_string(const xpath_node& n) const;
1257 // Evaluate expression as string value in the specified context; performs type conversion if necessary.
1258 // At most capacity characters are written to the destination buffer, full result size is returned (includes terminating zero).
1259 // If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
1260 // If PUGIXML_NO_EXCEPTIONS is defined, returns empty set instead.
1261 size_t evaluate_string(char_t* buffer, size_t capacity, const xpath_node& n) const;
1263 // Evaluate expression as node set in the specified context.
1264 // If PUGIXML_NO_EXCEPTIONS is not defined, throws xpath_exception on type mismatch and std::bad_alloc on out of memory errors.
1265 // If PUGIXML_NO_EXCEPTIONS is defined, returns empty node set instead.
1266 xpath_node_set evaluate_node_set(const xpath_node& n) const;
1268 // Evaluate expression as node set in the specified context.
1269 // Return first node in document order, or empty node if node set is empty.
1270 // If PUGIXML_NO_EXCEPTIONS is not defined, throws xpath_exception on type mismatch and std::bad_alloc on out of memory errors.
1271 // If PUGIXML_NO_EXCEPTIONS is defined, returns empty node instead.
1272 xpath_node evaluate_node(const xpath_node& n) const;
1274 // Get parsing result (used to get compilation errors in PUGIXML_NO_EXCEPTIONS mode)
1275 const xpath_parse_result& result() const;
1277 // Safe bool conversion operator
1278 operator unspecified_bool_type() const;
1280 // Borland C++ workaround
1281 bool operator!() const;
1284 #ifndef PUGIXML_NO_EXCEPTIONS
1285 #if defined(_MSC_VER)
1286 // C4275 can be ignored in Visual C++ if you are deriving
1287 // from a type in the Standard C++ Library
1288 #pragma warning(push)
1289 #pragma warning(disable: 4275)
1291 // XPath exception class
1292 class PUGIXML_CLASS xpath_exception: public std::exception
1295 xpath_parse_result _result;
1298 // Construct exception from parse result
1299 explicit xpath_exception(const xpath_parse_result& result);
1301 // Get error message
1302 virtual const char* what() const throw() PUGIXML_OVERRIDE;
1305 const xpath_parse_result& result() const;
1307 #if defined(_MSC_VER)
1308 #pragma warning(pop)
1312 // XPath node class (either xml_node or xml_attribute)
1313 class PUGIXML_CLASS xpath_node
1317 xml_attribute _attribute;
1319 typedef void (*unspecified_bool_type)(xpath_node***);
1322 // Default constructor; constructs empty XPath node
1325 // Construct XPath node from XML node/attribute
1326 xpath_node(const xml_node& node);
1327 xpath_node(const xml_attribute& attribute, const xml_node& parent);
1329 // Get node/attribute, if any
1330 xml_node node() const;
1331 xml_attribute attribute() const;
1333 // Get parent of contained node/attribute
1334 xml_node parent() const;
1336 // Safe bool conversion operator
1337 operator unspecified_bool_type() const;
1339 // Borland C++ workaround
1340 bool operator!() const;
1342 // Comparison operators
1343 bool operator==(const xpath_node& n) const;
1344 bool operator!=(const xpath_node& n) const;
1348 // Borland C++ workaround
1349 bool PUGIXML_FUNCTION operator&&(const xpath_node& lhs, bool rhs);
1350 bool PUGIXML_FUNCTION operator||(const xpath_node& lhs, bool rhs);
1353 // A fixed-size collection of XPath nodes
1354 class PUGIXML_CLASS xpath_node_set
1360 type_unsorted, // Not ordered
1361 type_sorted, // Sorted by document order (ascending)
1362 type_sorted_reverse // Sorted by document order (descending)
1365 // Constant iterator type
1366 typedef const xpath_node* const_iterator;
1368 // We define non-constant iterator to be the same as constant iterator so that various generic algorithms (i.e. boost foreach) work
1369 typedef const xpath_node* iterator;
1371 // Default constructor. Constructs empty set.
1374 // Constructs a set from iterator range; data is not checked for duplicates and is not sorted according to provided type, so be careful
1375 xpath_node_set(const_iterator begin, const_iterator end, type_t type = type_unsorted);
1380 // Copy constructor/assignment operator
1381 xpath_node_set(const xpath_node_set& ns);
1382 xpath_node_set& operator=(const xpath_node_set& ns);
1384 #ifdef PUGIXML_HAS_MOVE
1385 // Move semantics support
1386 xpath_node_set(xpath_node_set&& rhs) PUGIXML_NOEXCEPT;
1387 xpath_node_set& operator=(xpath_node_set&& rhs) PUGIXML_NOEXCEPT;
1390 // Get collection type
1391 type_t type() const;
1393 // Get collection size
1394 size_t size() const;
1396 // Indexing operator
1397 const xpath_node& operator[](size_t index) const;
1399 // Collection iterators
1400 const_iterator begin() const;
1401 const_iterator end() const;
1403 // Sort the collection in ascending/descending order by document order
1404 void sort(bool reverse = false);
1406 // Get first node in the collection by document order
1407 xpath_node first() const;
1409 // Check if collection is empty
1415 xpath_node _storage[1];
1420 void _assign(const_iterator begin, const_iterator end, type_t type);
1421 void _move(xpath_node_set& rhs) PUGIXML_NOEXCEPT;
1425 #ifndef PUGIXML_NO_STL
1426 // Convert wide string to UTF8
1427 std::basic_string<char, std::char_traits<char>, std::allocator<char> > PUGIXML_FUNCTION as_utf8(const wchar_t* str);
1428 std::basic_string<char, std::char_traits<char>, std::allocator<char> > PUGIXML_FUNCTION as_utf8(const std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >& str);
1430 // Convert UTF8 to wide string
1431 std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > PUGIXML_FUNCTION as_wide(const char* str);
1432 std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > PUGIXML_FUNCTION as_wide(const std::basic_string<char, std::char_traits<char>, std::allocator<char> >& str);
1435 // Memory allocation function interface; returns pointer to allocated memory or NULL on failure
1436 typedef void* (*allocation_function)(size_t size);
1438 // Memory deallocation function interface
1439 typedef void (*deallocation_function)(void* ptr);
1441 // Override default memory management functions. All subsequent allocations/deallocations will be performed via supplied functions.
1442 void PUGIXML_FUNCTION set_memory_management_functions(allocation_function allocate, deallocation_function deallocate);
1444 // Get current memory management functions
1445 allocation_function PUGIXML_FUNCTION get_memory_allocation_function();
1446 deallocation_function PUGIXML_FUNCTION get_memory_deallocation_function();
1449 #if !defined(PUGIXML_NO_STL) && (defined(_MSC_VER) || defined(__ICC))
1452 // Workarounds for (non-standard) iterator category detection for older versions (MSVC7/IC8 and earlier)
1453 std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_node_iterator&);
1454 std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_attribute_iterator&);
1455 std::bidirectional_iterator_tag PUGIXML_FUNCTION _Iter_cat(const pugi::xml_named_node_iterator&);
1459 #if !defined(PUGIXML_NO_STL) && defined(__SUNPRO_CC)
1462 // Workarounds for (non-standard) iterator category detection
1463 std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_node_iterator&);
1464 std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_attribute_iterator&);
1465 std::bidirectional_iterator_tag PUGIXML_FUNCTION __iterator_category(const pugi::xml_named_node_iterator&);
1471 // Make sure implementation is included in header-only mode
1472 // Use macro expansion in #include to work around QMake (QTBUG-11923)
1473 #if defined(PUGIXML_HEADER_ONLY) && !defined(PUGIXML_SOURCE)
1474 # define PUGIXML_SOURCE "pugixml.cpp"
1475 # include PUGIXML_SOURCE
1479 * Copyright (c) 2006-2022 Arseny Kapoulkine
1481 * Permission is hereby granted, free of charge, to any person
1482 * obtaining a copy of this software and associated documentation
1483 * files (the "Software"), to deal in the Software without
1484 * restriction, including without limitation the rights to use,
1485 * copy, modify, merge, publish, distribute, sublicense, and/or sell
1486 * copies of the Software, and to permit persons to whom the
1487 * Software is furnished to do so, subject to the following
1490 * The above copyright notice and this permission notice shall be
1491 * included in all copies or substantial portions of the Software.
1493 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
1494 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
1495 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
1496 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
1497 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
1498 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
1499 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
1500 * OTHER DEALINGS IN THE SOFTWARE.