xref: /external/libxml2/include/libxml/xmlreader.h

/*
 * xmlreader.h : Interfaces, constants and types of the XML streaming API.
 *
 * See Copyright for the status of this software.
 *
 * daniel@veillard.com
 */

#ifndef __XML_XMLREADER_H__
#define __XML_XMLREADER_H__

#include <libxml/xmlversion.h>
#include <libxml/tree.h>
#include <libxml/xmlIO.h>
#ifdef LIBXML_SCHEMAS_ENABLED
#include <libxml/relaxng.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
    XML_PARSER_LOADDTD = 1,
    XML_PARSER_DEFAULTATTRS = 2,
    XML_PARSER_VALIDATE = 3,
    XML_PARSER_SUBST_ENTITIES = 4
} xmlParserProperties;

typedef enum {
    XML_PARSER_SEVERITY_VALIDITY_WARNING = 1,
    XML_PARSER_SEVERITY_VALIDITY_ERROR = 2,
    XML_PARSER_SEVERITY_WARNING = 3,
    XML_PARSER_SEVERITY_ERROR = 4
} xmlParserSeverities;

typedef enum {
    XML_READER_TYPE_NONE = 0,
    XML_READER_TYPE_ELEMENT = 1,
    XML_READER_TYPE_ATTRIBUTE = 2,
    XML_READER_TYPE_TEXT = 3,
    XML_READER_TYPE_CDATA = 4,
    XML_READER_TYPE_ENTITY_REFERENCE = 5,
    XML_READER_TYPE_ENTITY = 6,
    XML_READER_TYPE_PROCESSING_INSTRUCTION = 7,
    XML_READER_TYPE_COMMENT = 8,
    XML_READER_TYPE_DOCUMENT = 9,
    XML_READER_TYPE_DOCUMENT_TYPE = 10,
    XML_READER_TYPE_DOCUMENT_FRAGMENT = 11,
    XML_READER_TYPE_NOTATION = 12,
    XML_READER_TYPE_WHITESPACE = 13,
    XML_READER_TYPE_SIGNIFICANT_WHITESPACE = 14,
    XML_READER_TYPE_END_ELEMENT = 15,
    XML_READER_TYPE_END_ENTITY = 16,
    XML_READER_TYPE_XML_DECLARATION = 17
} xmlReaderTypes;

typedef struct _xmlTextReader xmlTextReader;
typedef xmlTextReader *xmlTextReaderPtr;

/*
 * Constructors & Destructor
 */
XMLPUBFUN xmlTextReaderPtr XMLCALL
			xmlNewTextReader	(xmlParserInputBufferPtr input,
	                                         const char *URI);
XMLPUBFUN xmlTextReaderPtr XMLCALL
			xmlNewTextReaderFilename(const char *URI);
XMLPUBFUN void XMLCALL
			xmlFreeTextReader	(xmlTextReaderPtr reader);

/*
 * Iterators
 */
XMLPUBFUN int XMLCALL
			xmlTextReaderRead	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderReadInnerXml	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderReadOuterXml	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderReadString		(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderReadAttributeValue	(xmlTextReaderPtr reader);

/*
 * Attributes of the node
 */
XMLPUBFUN int XMLCALL
			xmlTextReaderAttributeCount(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderDepth	(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderHasAttributes(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderHasValue(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderIsDefault	(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderIsEmptyElement(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderNodeType	(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderQuoteChar	(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
			xmlTextReaderReadState	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderBaseUri	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderLocalName	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderName	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderNamespaceUri(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderPrefix	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderXmlLang	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
			xmlTextReaderValue	(xmlTextReaderPtr reader);

XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstBaseUri	(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstLocalName	(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstName	(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstNamespaceUri(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstPrefix	(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstXmlLang	(xmlTextReaderPtr reader);
XMLPUBFUN const xmlChar * XMLCALL
		    xmlTextReaderConstString	(xmlTextReaderPtr reader,
		    				 const xmlChar *str);

/*
 * Methods of the XmlTextReader
 */
XMLPUBFUN int XMLCALL
		    xmlTextReaderClose		(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
		    xmlTextReaderGetAttributeNo	(xmlTextReaderPtr reader,
						 int no);
XMLPUBFUN xmlChar * XMLCALL
		    xmlTextReaderGetAttribute	(xmlTextReaderPtr reader,
						 const xmlChar *name);
XMLPUBFUN xmlChar * XMLCALL
		    xmlTextReaderGetAttributeNs	(xmlTextReaderPtr reader,
						 const xmlChar *localName,
						 const xmlChar *namespaceURI);
XMLPUBFUN xmlParserInputBufferPtr XMLCALL
		    xmlTextReaderGetRemainder	(xmlTextReaderPtr reader);
XMLPUBFUN xmlChar * XMLCALL
		    xmlTextReaderLookupNamespace(xmlTextReaderPtr reader,
						 const xmlChar *prefix);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToAttributeNo(xmlTextReaderPtr reader,
						 int no);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToAttribute(xmlTextReaderPtr reader,
						 const xmlChar *name);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToAttributeNs(xmlTextReaderPtr reader,
						 const xmlChar *localName,
						 const xmlChar *namespaceURI);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToFirstAttribute(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToNextAttribute(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
		    xmlTextReaderMoveToElement	(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
		    xmlTextReaderNormalization	(xmlTextReaderPtr reader);

/*
 * Extensions
 */
XMLPUBFUN int XMLCALL
		    xmlTextReaderSetParserProp	(xmlTextReaderPtr reader,
						 int prop,
						 int value);
XMLPUBFUN int XMLCALL
		    xmlTextReaderGetParserProp	(xmlTextReaderPtr reader,
						 int prop);
XMLPUBFUN xmlNodePtr XMLCALL
		    xmlTextReaderCurrentNode	(xmlTextReaderPtr reader);
XMLPUBFUN xmlDocPtr XMLCALL
		    xmlTextReaderCurrentDoc	(xmlTextReaderPtr reader);
XMLPUBFUN xmlNodePtr XMLCALL
		    xmlTextReaderExpand		(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
		    xmlTextReaderNext		(xmlTextReaderPtr reader);
XMLPUBFUN int XMLCALL
		    xmlTextReaderIsValid	(xmlTextReaderPtr reader);
#ifdef LIBXML_SCHEMAS_ENABLED
XMLPUBFUN int XMLCALL
		    xmlTextReaderRelaxNGValidate(xmlTextReaderPtr reader,
						 const char *rng);
XMLPUBFUN int XMLCALL
		    xmlTextReaderRelaxNGSetSchema(xmlTextReaderPtr reader,
						 xmlRelaxNGPtr schema);
#endif

/*
 * Error handling extensions
 */
typedef void *  xmlTextReaderLocatorPtr;
typedef void   (*xmlTextReaderErrorFunc)        (void *arg,
						 const char *msg,
						 xmlParserSeverities severity,
						 xmlTextReaderLocatorPtr locator);
XMLPUBFUN int XMLCALL
		    xmlTextReaderLocatorLineNumber(xmlTextReaderLocatorPtr locator);
/*int             xmlTextReaderLocatorLinePosition(xmlTextReaderLocatorPtr locator);*/
XMLPUBFUN xmlChar * XMLCALL
		    xmlTextReaderLocatorBaseURI (xmlTextReaderLocatorPtr locator);
XMLPUBFUN void XMLCALL
		    xmlTextReaderSetErrorHandler(xmlTextReaderPtr reader,
						 xmlTextReaderErrorFunc f,
						 void *arg);
XMLPUBFUN void XMLCALL
		    xmlTextReaderGetErrorHandler(xmlTextReaderPtr reader,
						 xmlTextReaderErrorFunc *f,
						 void **arg);

#ifdef __cplusplus
}
#endif
#endif /* __XML_XMLREADER_H__ */