/*
* Summary: interface for the XML entities handling
* Description: this module provides some of the entity API needed
* for the parser and applications.
*
* Copy: See Copyright for the status of this software.
*
* Author: Daniel Veillard
*/
#ifndef __XML_ENTITIES_H__
#define __XML_ENTITIES_H__
#include <libxml/xmlversion.h>
#include <libxml/tree.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* The different valid entity types.
*/
typedef enum {
XML_INTERNAL_GENERAL_ENTITY = 1,
XML_EXTERNAL_GENERAL_PARSED_ENTITY = 2,
XML_EXTERNAL_GENERAL_UNPARSED_ENTITY = 3,
XML_INTERNAL_PARAMETER_ENTITY = 4,
XML_EXTERNAL_PARAMETER_ENTITY = 5,
XML_INTERNAL_PREDEFINED_ENTITY = 6
} xmlEntityType;
typedef enum {
XML_ENTITY_NOT_BEING_CHECKED,
XML_ENTITY_BEING_CHECKED /* entity check is in progress */
} xmlEntityRecursionGuard;
/*
* An unit of storage for an entity, contains the string, the value
* and the linkind data needed for the linking in the hash table.
*/
struct _xmlEntity {
void *_private; /* application data */
xmlElementType type; /* XML_ENTITY_DECL, must be second ! */
const xmlChar *name; /* Entity name */
struct _xmlNode *children; /* First child link */
struct _xmlNode *last; /* Last child link */
struct _xmlDtd *parent; /* -> DTD */
struct _xmlNode *next; /* next sibling link */
struct _xmlNode *prev; /* previous sibling link */
struct _xmlDoc *doc; /* the containing document */
xmlChar *orig; /* content without ref substitution */
xmlChar *content; /* content or ndata if unparsed */
int length; /* the content length */
xmlEntityType etype; /* The entity type */
const xmlChar *ExternalID; /* External identifier for PUBLIC */
const xmlChar *SystemID; /* URI for a SYSTEM or PUBLIC Entity */
struct _xmlEntity *nexte; /* unused */
const xmlChar *URI; /* the full URI as computed */
int owner; /* does the entity own the childrens */
int checked; /* was the entity content checked */
/* this is also used to count entities
* references done from that entity
* and if it contains '<' */
xmlEntityRecursionGuard guard;
};
/*
* All entities are stored in an hash table.
* There is 2 separate hash tables for global and parameter entities.
*/
typedef struct _xmlHashTable xmlEntitiesTable;
typedef xmlEntitiesTable *xmlEntitiesTablePtr;
/*
* External functions:
*/
#ifdef LIBXML_LEGACY_ENABLED
XMLPUBFUN void XMLCALL
xmlInitializePredefinedEntities (void);
#endif /* LIBXML_LEGACY_ENABLED */
XMLPUBFUN xmlEntityPtr XMLCALL
xmlNewEntity (xmlDocPtr doc,
const xmlChar *name,
int type,
const xmlChar *ExternalID,
const xmlChar *SystemID,
const xmlChar *content);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlAddDocEntity (xmlDocPtr doc,
const xmlChar *name,
int type,
const xmlChar *ExternalID,
const xmlChar *SystemID,
const xmlChar *content);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlAddDtdEntity (xmlDocPtr doc,
const xmlChar *name,
int type,
const xmlChar *ExternalID,
const xmlChar *SystemID,
const xmlChar *content);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlGetPredefinedEntity (const xmlChar *name);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlGetDocEntity (const xmlDoc *doc,
const xmlChar *name);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlGetDtdEntity (xmlDocPtr doc,
const xmlChar *name);
XMLPUBFUN xmlEntityPtr XMLCALL
xmlGetParameterEntity (xmlDocPtr doc,
const xmlChar *name);
#ifdef LIBXML_LEGACY_ENABLED
XMLPUBFUN const xmlChar * XMLCALL
xmlEncodeEntities (xmlDocPtr doc,
const xmlChar *input);
#endif /* LIBXML_LEGACY_ENABLED */
XMLPUBFUN xmlChar * XMLCALL
xmlEncodeEntitiesReentrant(xmlDocPtr doc,
const xmlChar *input);
XMLPUBFUN xmlChar * XMLCALL
xmlEncodeSpecialChars (const xmlDoc *doc,
const xmlChar *input);
XMLPUBFUN xmlEntitiesTablePtr XMLCALL
xmlCreateEntitiesTable (void);
#ifdef LIBXML_TREE_ENABLED
XMLPUBFUN xmlEntitiesTablePtr XMLCALL
xmlCopyEntitiesTable (xmlEntitiesTablePtr table);
#endif /* LIBXML_TREE_ENABLED */
XMLPUBFUN void XMLCALL
xmlFreeEntitiesTable (xmlEntitiesTablePtr table);
#ifdef LIBXML_OUTPUT_ENABLED
XMLPUBFUN void XMLCALL
xmlDumpEntitiesTable (xmlBufferPtr buf,
xmlEntitiesTablePtr table);
XMLPUBFUN void XMLCALL
xmlDumpEntityDecl (xmlBufferPtr buf,
xmlEntityPtr ent);
#endif /* LIBXML_OUTPUT_ENABLED */
#ifdef LIBXML_LEGACY_ENABLED
XMLPUBFUN void XMLCALL
xmlCleanupPredefinedEntities(void);
#endif /* LIBXML_LEGACY_ENABLED */
#ifdef __cplusplus
}
#endif
# endif /* __XML_ENTITIES_H__ */
