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/*
* entities.h : interface for the XML entities handking
*
* See Copyright for the status of this software.
*
* Daniel.Veillard@w3.org
*/
#ifndef __XML_ENTITIES_H__
#define __XML_ENTITIES_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;
/*
* An unit of storage for an entity, contains the string, the value
* and the linkind data needed for the linking in the hash table.
*/
typedef struct _xmlEntity xmlEntity;
typedef xmlEntity *xmlEntityPtr;
struct _xmlEntity {
#ifndef XML_WITHOUT_CORBA
void *_private; /* for Corba, must be first ! */
#endif
xmlElementType type; /* XML_ENTITY_DECL, must be second ! */
const xmlChar *name; /* Attribute name */
struct _xmlNode *children; /* NULL */
struct _xmlNode *last; /* NULL */
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; /* next entity in the hash table */
const xmlChar *URI; /* the full URI as computed */
#ifdef WITH_EXTRA_ENT_DETECT
/* Referenced entities name stack */
xmlChar *ent; /* Current parsed Node */
int entNr; /* Depth of the parsing stack */
int entMax; /* Max depth of the parsing stack */
xmlChar * *entTab; /* array of nodes */
#endif
};
/*
* ALl entities are stored in a table there is one table per DTD
* and one extra per document.
*/
#define XML_MIN_ENTITIES_TABLE 32
typedef struct _xmlEntitiesTable xmlEntitiesTable;
typedef xmlEntitiesTable *xmlEntitiesTablePtr;
struct _xmlEntitiesTable {
int nb_entities; /* number of elements stored */
int max_entities; /* maximum number of elements */
xmlEntityPtr *table; /* the table of entities */
};
/*
* External functions :
*/
void xmlInitializePredefinedEntities (void);
xmlEntityPtr xmlAddDocEntity (xmlDocPtr doc,
const xmlChar *name,
int type,
const xmlChar *ExternalID,
const xmlChar *SystemID,
const xmlChar *content);
xmlEntityPtr xmlAddDtdEntity (xmlDocPtr doc,
const xmlChar *name,
int type,
const xmlChar *ExternalID,
const xmlChar *SystemID,
const xmlChar *content);
xmlEntityPtr xmlGetPredefinedEntity (const xmlChar *name);
xmlEntityPtr xmlGetDocEntity (xmlDocPtr doc,
const xmlChar *name);
xmlEntityPtr xmlGetDtdEntity (xmlDocPtr doc,
const xmlChar *name);
xmlEntityPtr xmlGetParameterEntity (xmlDocPtr doc,
const xmlChar *name);
const xmlChar * xmlEncodeEntities (xmlDocPtr doc,
const xmlChar *input);
xmlChar * xmlEncodeEntitiesReentrant(xmlDocPtr doc,
const xmlChar *input);
xmlChar * xmlEncodeSpecialChars (xmlDocPtr doc,
const xmlChar *input);
xmlEntitiesTablePtr xmlCreateEntitiesTable (void);
xmlEntitiesTablePtr xmlCopyEntitiesTable (xmlEntitiesTablePtr table);
void xmlFreeEntitiesTable (xmlEntitiesTablePtr table);
void xmlDumpEntitiesTable (xmlBufferPtr buf,
xmlEntitiesTablePtr table);
void xmlDumpEntityDecl (xmlBufferPtr buf,
xmlEntityPtr ent);
xmlEntitiesTablePtr xmlCopyEntitiesTable (xmlEntitiesTablePtr table);
void xmlCleanupPredefinedEntities(void);
#ifdef WITH_EXTRA_ENT_DETECT
int xmlEntityAddReference (xmlEntityPtr ent,
const xmlChar *to);
#endif
#ifdef __cplusplus
}
#endif
# endif /* __XML_ENTITIES_H__ */
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