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/* * Summary: the XMLReader implementation * Description: API of the XML streaming API based on C# interfaces. * * Copy: See Copyright for the status of this software. * * Author: Daniel Veillard */ #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> #include <libxml/xmlschemas.h> #endif #ifdef __cplusplus extern "C" { #endif /** * xmlParserSeverities: * * How severe an error callback is when the per-reader error callback API * is used. */ 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; #ifdef LIBXML_READER_ENABLED /** * xmlTextReaderMode: * * Internal state values for the reader. */ typedef enum { XML_TEXTREADER_MODE_INITIAL = 0, XML_TEXTREADER_MODE_INTERACTIVE = 1, XML_TEXTREADER_MODE_ERROR = 2, XML_TEXTREADER_MODE_EOF =3, XML_TEXTREADER_MODE_CLOSED = 4, XML_TEXTREADER_MODE_READING = 5 } xmlTextReaderMode; /** * xmlParserProperties: * * Some common options to use with xmlTextReaderSetParserProp, but it * is better to use xmlParserOption and the xmlReaderNewxxx and * xmlReaderForxxx APIs now. */ typedef enum { XML_PARSER_LOADDTD = 1, XML_PARSER_DEFAULTATTRS = 2, XML_PARSER_VALIDATE = 3, XML_PARSER_SUBST_ENTITIES = 4 } xmlParserProperties; /** * xmlReaderTypes: * * Predefined constants for the different types of nodes. */ 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; /** * xmlTextReader: * * Structure for an xmlReader context. */ typedef struct _xmlTextReader xmlTextReader; /** * xmlTextReaderPtr: * * Pointer to an xmlReader context. */ 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); XMLPUBFUN int XMLCALL xmlTextReaderSetup(xmlTextReaderPtr reader, xmlParserInputBufferPtr input, const char *URL, const char *encoding, int options); /* * Iterators */ XMLPUBFUN int XMLCALL xmlTextReaderRead (xmlTextReaderPtr reader); #ifdef LIBXML_WRITER_ENABLED XMLPUBFUN xmlChar * XMLCALL xmlTextReaderReadInnerXml(xmlTextReaderPtr reader); XMLPUBFUN xmlChar * XMLCALL xmlTextReaderReadOuterXml(xmlTextReaderPtr reader); #endif 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 int XMLCALL xmlTextReaderIsNamespaceDecl(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); XMLPUBFUN const xmlChar * XMLCALL xmlTextReaderConstValue (xmlTextReaderPtr reader); /* * use the Const version of the routine for * better performance and simpler code */ 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); /* * 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); XMLPUBFUN const xmlChar * XMLCALL xmlTextReaderConstEncoding (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 int XMLCALL xmlTextReaderGetParserLineNumber(xmlTextReaderPtr reader); XMLPUBFUN int XMLCALL xmlTextReaderGetParserColumnNumber(xmlTextReaderPtr reader); XMLPUBFUN xmlNodePtr XMLCALL xmlTextReaderPreserve (xmlTextReaderPtr reader); #ifdef LIBXML_PATTERN_ENABLED XMLPUBFUN int XMLCALL xmlTextReaderPreservePattern(xmlTextReaderPtr reader, const xmlChar *pattern, const xmlChar **namespaces); #endif /* LIBXML_PATTERN_ENABLED */ XMLPUBFUN xmlDocPtr XMLCALL xmlTextReaderCurrentDoc (xmlTextReaderPtr reader); XMLPUBFUN xmlNodePtr XMLCALL xmlTextReaderExpand (xmlTextReaderPtr reader); XMLPUBFUN int XMLCALL xmlTextReaderNext (xmlTextReaderPtr reader); XMLPUBFUN int XMLCALL xmlTextReaderNextSibling (xmlTextReaderPtr reader); XMLPUBFUN int XMLCALL xmlTextReaderIsValid (xmlTextReaderPtr reader); #ifdef LIBXML_SCHEMAS_ENABLED XMLPUBFUN int XMLCALL xmlTextReaderRelaxNGValidate(xmlTextReaderPtr reader, const char *rng); XMLPUBFUN int XMLCALL xmlTextReaderRelaxNGValidateCtxt(xmlTextReaderPtr reader, xmlRelaxNGValidCtxtPtr ctxt, int options); XMLPUBFUN int XMLCALL xmlTextReaderRelaxNGSetSchema(xmlTextReaderPtr reader, xmlRelaxNGPtr schema); XMLPUBFUN int XMLCALL xmlTextReaderSchemaValidate (xmlTextReaderPtr reader, const char *xsd); XMLPUBFUN int XMLCALL xmlTextReaderSchemaValidateCtxt(xmlTextReaderPtr reader, xmlSchemaValidCtxtPtr ctxt, int options); XMLPUBFUN int XMLCALL xmlTextReaderSetSchema (xmlTextReaderPtr reader, xmlSchemaPtr schema); #endif XMLPUBFUN const xmlChar * XMLCALL xmlTextReaderConstXmlVersion(xmlTextReaderPtr reader); XMLPUBFUN int XMLCALL xmlTextReaderStandalone (xmlTextReaderPtr reader); /* * Index lookup */ XMLPUBFUN long XMLCALL xmlTextReaderByteConsumed (xmlTextReaderPtr reader); /* * New more complete APIs for simpler creation and reuse of readers */ XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderWalker (xmlDocPtr doc); XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderForDoc (const xmlChar * cur, const char *URL, const char *encoding, int options); XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderForFile (const char *filename, const char *encoding, int options); XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderForMemory (const char *buffer, int size, const char *URL, const char *encoding, int options); XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderForFd (int fd, const char *URL, const char *encoding, int options); XMLPUBFUN xmlTextReaderPtr XMLCALL xmlReaderForIO (xmlInputReadCallback ioread, xmlInputCloseCallback ioclose, void *ioctx, const char *URL, const char *encoding, int options); XMLPUBFUN int XMLCALL xmlReaderNewWalker (xmlTextReaderPtr reader, xmlDocPtr doc); XMLPUBFUN int XMLCALL xmlReaderNewDoc (xmlTextReaderPtr reader, const xmlChar * cur, const char *URL, const char *encoding, int options); XMLPUBFUN int XMLCALL xmlReaderNewFile (xmlTextReaderPtr reader, const char *filename, const char *encoding, int options); XMLPUBFUN int XMLCALL xmlReaderNewMemory (xmlTextReaderPtr reader, const char *buffer, int size, const char *URL, const char *encoding, int options); XMLPUBFUN int XMLCALL xmlReaderNewFd (xmlTextReaderPtr reader, int fd, const char *URL, const char *encoding, int options); XMLPUBFUN int XMLCALL xmlReaderNewIO (xmlTextReaderPtr reader, xmlInputReadCallback ioread, xmlInputCloseCallback ioclose, void *ioctx, const char *URL, const char *encoding, int options); /* * Error handling extensions */ typedef void * xmlTextReaderLocatorPtr; /** * xmlTextReaderErrorFunc: * @arg: the user argument * @msg: the message * @severity: the severity of the error * @locator: a locator indicating where the error occured * * Signature of an error callback from a reader parser */ typedef void (XMLCALL *xmlTextReaderErrorFunc)(void *arg, const char *msg, xmlParserSeverities severity, xmlTextReaderLocatorPtr locator); XMLPUBFUN int XMLCALL xmlTextReaderLocatorLineNumber(xmlTextReaderLocatorPtr locator); XMLPUBFUN xmlChar * XMLCALL xmlTextReaderLocatorBaseURI (xmlTextReaderLocatorPtr locator); XMLPUBFUN void XMLCALL xmlTextReaderSetErrorHandler(xmlTextReaderPtr reader, xmlTextReaderErrorFunc f, void *arg); XMLPUBFUN void XMLCALL xmlTextReaderSetStructuredErrorHandler(xmlTextReaderPtr reader, xmlStructuredErrorFunc f, void *arg); XMLPUBFUN void XMLCALL xmlTextReaderGetErrorHandler(xmlTextReaderPtr reader, xmlTextReaderErrorFunc *f, void **arg); #endif /* LIBXML_READER_ENABLED */ #ifdef __cplusplus } #endif #endif /* __XML_XMLREADER_H__ */