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428 lines
12 KiB
428 lines
12 KiB
/*
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* Summary: the XMLReader implementation
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* Description: API of the XML streaming API based on C# interfaces.
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*
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* Copy: See Copyright for the status of this software.
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*
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* Author: Daniel Veillard
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*/
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#ifndef __XML_XMLREADER_H__
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#define __XML_XMLREADER_H__
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#include <libxml/xmlversion.h>
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#include <libxml/tree.h>
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#include <libxml/xmlIO.h>
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#ifdef LIBXML_SCHEMAS_ENABLED
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#include <libxml/relaxng.h>
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#include <libxml/xmlschemas.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* xmlParserSeverities:
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*
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* How severe an error callback is when the per-reader error callback API
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* is used.
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*/
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typedef enum {
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XML_PARSER_SEVERITY_VALIDITY_WARNING = 1,
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XML_PARSER_SEVERITY_VALIDITY_ERROR = 2,
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XML_PARSER_SEVERITY_WARNING = 3,
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XML_PARSER_SEVERITY_ERROR = 4
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} xmlParserSeverities;
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#ifdef LIBXML_READER_ENABLED
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/**
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* xmlTextReaderMode:
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*
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* Internal state values for the reader.
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*/
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typedef enum {
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XML_TEXTREADER_MODE_INITIAL = 0,
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XML_TEXTREADER_MODE_INTERACTIVE = 1,
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XML_TEXTREADER_MODE_ERROR = 2,
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XML_TEXTREADER_MODE_EOF =3,
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XML_TEXTREADER_MODE_CLOSED = 4,
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XML_TEXTREADER_MODE_READING = 5
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} xmlTextReaderMode;
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/**
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* xmlParserProperties:
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*
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* Some common options to use with xmlTextReaderSetParserProp, but it
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* is better to use xmlParserOption and the xmlReaderNewxxx and
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* xmlReaderForxxx APIs now.
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*/
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typedef enum {
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XML_PARSER_LOADDTD = 1,
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XML_PARSER_DEFAULTATTRS = 2,
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XML_PARSER_VALIDATE = 3,
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XML_PARSER_SUBST_ENTITIES = 4
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} xmlParserProperties;
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/**
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* xmlReaderTypes:
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*
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* Predefined constants for the different types of nodes.
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*/
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typedef enum {
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XML_READER_TYPE_NONE = 0,
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XML_READER_TYPE_ELEMENT = 1,
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XML_READER_TYPE_ATTRIBUTE = 2,
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XML_READER_TYPE_TEXT = 3,
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XML_READER_TYPE_CDATA = 4,
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XML_READER_TYPE_ENTITY_REFERENCE = 5,
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XML_READER_TYPE_ENTITY = 6,
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XML_READER_TYPE_PROCESSING_INSTRUCTION = 7,
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XML_READER_TYPE_COMMENT = 8,
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XML_READER_TYPE_DOCUMENT = 9,
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XML_READER_TYPE_DOCUMENT_TYPE = 10,
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XML_READER_TYPE_DOCUMENT_FRAGMENT = 11,
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XML_READER_TYPE_NOTATION = 12,
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XML_READER_TYPE_WHITESPACE = 13,
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XML_READER_TYPE_SIGNIFICANT_WHITESPACE = 14,
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XML_READER_TYPE_END_ELEMENT = 15,
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XML_READER_TYPE_END_ENTITY = 16,
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XML_READER_TYPE_XML_DECLARATION = 17
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} xmlReaderTypes;
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/**
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* xmlTextReader:
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*
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* Structure for an xmlReader context.
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*/
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typedef struct _xmlTextReader xmlTextReader;
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/**
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* xmlTextReaderPtr:
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*
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* Pointer to an xmlReader context.
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*/
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typedef xmlTextReader *xmlTextReaderPtr;
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/*
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* Constructors & Destructor
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*/
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlNewTextReader (xmlParserInputBufferPtr input,
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const char *URI);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlNewTextReaderFilename(const char *URI);
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XMLPUBFUN void XMLCALL
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xmlFreeTextReader (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderSetup(xmlTextReaderPtr reader,
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xmlParserInputBufferPtr input, const char *URL,
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const char *encoding, int options);
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/*
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* Iterators
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*/
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XMLPUBFUN int XMLCALL
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xmlTextReaderRead (xmlTextReaderPtr reader);
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#ifdef LIBXML_WRITER_ENABLED
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderReadInnerXml(xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderReadOuterXml(xmlTextReaderPtr reader);
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#endif
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderReadString (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderReadAttributeValue(xmlTextReaderPtr reader);
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/*
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* Attributes of the node
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*/
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XMLPUBFUN int XMLCALL
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xmlTextReaderAttributeCount(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderDepth (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderHasAttributes(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderHasValue(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderIsDefault (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderIsEmptyElement(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderNodeType (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderQuoteChar (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderReadState (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderIsNamespaceDecl(xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstBaseUri (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstLocalName (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstName (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstNamespaceUri(xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstPrefix (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstXmlLang (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstString (xmlTextReaderPtr reader,
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const xmlChar *str);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstValue (xmlTextReaderPtr reader);
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/*
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* use the Const version of the routine for
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* better performance and simpler code
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*/
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderBaseUri (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderLocalName (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderName (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderNamespaceUri(xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderPrefix (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderXmlLang (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderValue (xmlTextReaderPtr reader);
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/*
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* Methods of the XmlTextReader
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*/
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XMLPUBFUN int XMLCALL
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xmlTextReaderClose (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderGetAttributeNo (xmlTextReaderPtr reader,
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int no);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderGetAttribute (xmlTextReaderPtr reader,
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const xmlChar *name);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderGetAttributeNs (xmlTextReaderPtr reader,
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const xmlChar *localName,
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const xmlChar *namespaceURI);
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XMLPUBFUN xmlParserInputBufferPtr XMLCALL
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xmlTextReaderGetRemainder (xmlTextReaderPtr reader);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderLookupNamespace(xmlTextReaderPtr reader,
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const xmlChar *prefix);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToAttributeNo(xmlTextReaderPtr reader,
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int no);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToAttribute(xmlTextReaderPtr reader,
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const xmlChar *name);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToAttributeNs(xmlTextReaderPtr reader,
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const xmlChar *localName,
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const xmlChar *namespaceURI);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToFirstAttribute(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToNextAttribute(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderMoveToElement (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderNormalization (xmlTextReaderPtr reader);
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstEncoding (xmlTextReaderPtr reader);
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/*
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* Extensions
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*/
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XMLPUBFUN int XMLCALL
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xmlTextReaderSetParserProp (xmlTextReaderPtr reader,
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int prop,
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int value);
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XMLPUBFUN int XMLCALL
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xmlTextReaderGetParserProp (xmlTextReaderPtr reader,
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int prop);
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XMLPUBFUN xmlNodePtr XMLCALL
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xmlTextReaderCurrentNode (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderGetParserLineNumber(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderGetParserColumnNumber(xmlTextReaderPtr reader);
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XMLPUBFUN xmlNodePtr XMLCALL
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xmlTextReaderPreserve (xmlTextReaderPtr reader);
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#ifdef LIBXML_PATTERN_ENABLED
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XMLPUBFUN int XMLCALL
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xmlTextReaderPreservePattern(xmlTextReaderPtr reader,
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const xmlChar *pattern,
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const xmlChar **namespaces);
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#endif /* LIBXML_PATTERN_ENABLED */
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XMLPUBFUN xmlDocPtr XMLCALL
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xmlTextReaderCurrentDoc (xmlTextReaderPtr reader);
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XMLPUBFUN xmlNodePtr XMLCALL
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xmlTextReaderExpand (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderNext (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderNextSibling (xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderIsValid (xmlTextReaderPtr reader);
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#ifdef LIBXML_SCHEMAS_ENABLED
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XMLPUBFUN int XMLCALL
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xmlTextReaderRelaxNGValidate(xmlTextReaderPtr reader,
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const char *rng);
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XMLPUBFUN int XMLCALL
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xmlTextReaderRelaxNGValidateCtxt(xmlTextReaderPtr reader,
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xmlRelaxNGValidCtxtPtr ctxt,
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int options);
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XMLPUBFUN int XMLCALL
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xmlTextReaderRelaxNGSetSchema(xmlTextReaderPtr reader,
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xmlRelaxNGPtr schema);
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XMLPUBFUN int XMLCALL
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xmlTextReaderSchemaValidate (xmlTextReaderPtr reader,
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const char *xsd);
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XMLPUBFUN int XMLCALL
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xmlTextReaderSchemaValidateCtxt(xmlTextReaderPtr reader,
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xmlSchemaValidCtxtPtr ctxt,
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int options);
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XMLPUBFUN int XMLCALL
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xmlTextReaderSetSchema (xmlTextReaderPtr reader,
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xmlSchemaPtr schema);
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#endif
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XMLPUBFUN const xmlChar * XMLCALL
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xmlTextReaderConstXmlVersion(xmlTextReaderPtr reader);
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XMLPUBFUN int XMLCALL
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xmlTextReaderStandalone (xmlTextReaderPtr reader);
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/*
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* Index lookup
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*/
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XMLPUBFUN long XMLCALL
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xmlTextReaderByteConsumed (xmlTextReaderPtr reader);
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/*
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* New more complete APIs for simpler creation and reuse of readers
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*/
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderWalker (xmlDocPtr doc);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderForDoc (const xmlChar * cur,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderForFile (const char *filename,
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const char *encoding,
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int options);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderForMemory (const char *buffer,
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int size,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderForFd (int fd,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN xmlTextReaderPtr XMLCALL
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xmlReaderForIO (xmlInputReadCallback ioread,
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xmlInputCloseCallback ioclose,
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void *ioctx,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN int XMLCALL
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xmlReaderNewWalker (xmlTextReaderPtr reader,
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xmlDocPtr doc);
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XMLPUBFUN int XMLCALL
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xmlReaderNewDoc (xmlTextReaderPtr reader,
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const xmlChar * cur,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN int XMLCALL
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xmlReaderNewFile (xmlTextReaderPtr reader,
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const char *filename,
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const char *encoding,
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int options);
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XMLPUBFUN int XMLCALL
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xmlReaderNewMemory (xmlTextReaderPtr reader,
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const char *buffer,
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int size,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN int XMLCALL
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xmlReaderNewFd (xmlTextReaderPtr reader,
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int fd,
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const char *URL,
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const char *encoding,
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int options);
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XMLPUBFUN int XMLCALL
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xmlReaderNewIO (xmlTextReaderPtr reader,
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xmlInputReadCallback ioread,
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xmlInputCloseCallback ioclose,
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void *ioctx,
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const char *URL,
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const char *encoding,
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int options);
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/*
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* Error handling extensions
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*/
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typedef void * xmlTextReaderLocatorPtr;
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/**
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* xmlTextReaderErrorFunc:
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* @arg: the user argument
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* @msg: the message
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* @severity: the severity of the error
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* @locator: a locator indicating where the error occurred
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*
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* Signature of an error callback from a reader parser
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*/
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typedef void (XMLCALL *xmlTextReaderErrorFunc)(void *arg,
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const char *msg,
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xmlParserSeverities severity,
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xmlTextReaderLocatorPtr locator);
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XMLPUBFUN int XMLCALL
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xmlTextReaderLocatorLineNumber(xmlTextReaderLocatorPtr locator);
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XMLPUBFUN xmlChar * XMLCALL
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xmlTextReaderLocatorBaseURI (xmlTextReaderLocatorPtr locator);
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XMLPUBFUN void XMLCALL
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xmlTextReaderSetErrorHandler(xmlTextReaderPtr reader,
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xmlTextReaderErrorFunc f,
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void *arg);
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XMLPUBFUN void XMLCALL
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xmlTextReaderSetStructuredErrorHandler(xmlTextReaderPtr reader,
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xmlStructuredErrorFunc f,
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void *arg);
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XMLPUBFUN void XMLCALL
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xmlTextReaderGetErrorHandler(xmlTextReaderPtr reader,
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xmlTextReaderErrorFunc *f,
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void **arg);
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#endif /* LIBXML_READER_ENABLED */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __XML_XMLREADER_H__ */
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