xmlreader.h
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上传日期:2022-06-27
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文件大小:12k
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Visual C++
- /*
- * 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
- 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);
- /*int xmlTextReaderLocatorLinePosition(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__ */