1 /* 2 * Summary: interface for the XML entities handling 3 * Description: this module provides some of the entity API needed 4 * for the parser and applications. 5 * 6 * Copy: See Copyright for the status of this software. 7 * 8 * Author: Daniel Veillard 9 */ 10 11 #ifndef __XML_ENTITIES_H__ 12 #define __XML_ENTITIES_H__ 13 14 #include <libxml/xmlversion.h> 15 #include <libxml/tree.h> 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 /* 22 * The different valid entity types. 23 */ 24 typedef enum { 25 XML_INTERNAL_GENERAL_ENTITY = 1, 26 XML_EXTERNAL_GENERAL_PARSED_ENTITY = 2, 27 XML_EXTERNAL_GENERAL_UNPARSED_ENTITY = 3, 28 XML_INTERNAL_PARAMETER_ENTITY = 4, 29 XML_EXTERNAL_PARAMETER_ENTITY = 5, 30 XML_INTERNAL_PREDEFINED_ENTITY = 6 31 } xmlEntityType; 32 33 /* 34 * An unit of storage for an entity, contains the string, the value 35 * and the linkind data needed for the linking in the hash table. 36 */ 37 38 struct _xmlEntity { 39 void *_private; /* application data */ 40 xmlElementType type; /* XML_ENTITY_DECL, must be second ! */ 41 const xmlChar *name; /* Entity name */ 42 struct _xmlNode *children; /* First child link */ 43 struct _xmlNode *last; /* Last child link */ 44 struct _xmlDtd *parent; /* -> DTD */ 45 struct _xmlNode *next; /* next sibling link */ 46 struct _xmlNode *prev; /* previous sibling link */ 47 struct _xmlDoc *doc; /* the containing document */ 48 49 xmlChar *orig; /* content without ref substitution */ 50 xmlChar *content; /* content or ndata if unparsed */ 51 int length; /* the content length */ 52 xmlEntityType etype; /* The entity type */ 53 const xmlChar *ExternalID; /* External identifier for PUBLIC */ 54 const xmlChar *SystemID; /* URI for a SYSTEM or PUBLIC Entity */ 55 56 struct _xmlEntity *nexte; /* unused */ 57 const xmlChar *URI; /* the full URI as computed */ 58 int owner; /* does the entity own the childrens */ 59 int checked; /* was the entity content checked */ 60 /* this is also used to count entities 61 * references done from that entity 62 * and if it contains '<' */ 63 }; 64 65 /* 66 * All entities are stored in an hash table. 67 * There is 2 separate hash tables for global and parameter entities. 68 */ 69 70 typedef struct _xmlHashTable xmlEntitiesTable; 71 typedef xmlEntitiesTable *xmlEntitiesTablePtr; 72 73 /* 74 * External functions: 75 */ 76 77 #ifdef LIBXML_LEGACY_ENABLED 78 XMLPUBFUN void XMLCALL 79 xmlInitializePredefinedEntities (void); 80 #endif /* LIBXML_LEGACY_ENABLED */ 81 82 XMLPUBFUN xmlEntityPtr XMLCALL 83 xmlNewEntity (xmlDocPtr doc, 84 const xmlChar *name, 85 int type, 86 const xmlChar *ExternalID, 87 const xmlChar *SystemID, 88 const xmlChar *content); 89 XMLPUBFUN xmlEntityPtr XMLCALL 90 xmlAddDocEntity (xmlDocPtr doc, 91 const xmlChar *name, 92 int type, 93 const xmlChar *ExternalID, 94 const xmlChar *SystemID, 95 const xmlChar *content); 96 XMLPUBFUN xmlEntityPtr XMLCALL 97 xmlAddDtdEntity (xmlDocPtr doc, 98 const xmlChar *name, 99 int type, 100 const xmlChar *ExternalID, 101 const xmlChar *SystemID, 102 const xmlChar *content); 103 XMLPUBFUN xmlEntityPtr XMLCALL 104 xmlGetPredefinedEntity (const xmlChar *name); 105 XMLPUBFUN xmlEntityPtr XMLCALL 106 xmlGetDocEntity (const xmlDoc *doc, 107 const xmlChar *name); 108 XMLPUBFUN xmlEntityPtr XMLCALL 109 xmlGetDtdEntity (xmlDocPtr doc, 110 const xmlChar *name); 111 XMLPUBFUN xmlEntityPtr XMLCALL 112 xmlGetParameterEntity (xmlDocPtr doc, 113 const xmlChar *name); 114 #ifdef LIBXML_LEGACY_ENABLED 115 XMLPUBFUN const xmlChar * XMLCALL 116 xmlEncodeEntities (xmlDocPtr doc, 117 const xmlChar *input); 118 #endif /* LIBXML_LEGACY_ENABLED */ 119 XMLPUBFUN xmlChar * XMLCALL 120 xmlEncodeEntitiesReentrant(xmlDocPtr doc, 121 const xmlChar *input); 122 XMLPUBFUN xmlChar * XMLCALL 123 xmlEncodeSpecialChars (const xmlDoc *doc, 124 const xmlChar *input); 125 XMLPUBFUN xmlEntitiesTablePtr XMLCALL 126 xmlCreateEntitiesTable (void); 127 #ifdef LIBXML_TREE_ENABLED 128 XMLPUBFUN xmlEntitiesTablePtr XMLCALL 129 xmlCopyEntitiesTable (xmlEntitiesTablePtr table); 130 #endif /* LIBXML_TREE_ENABLED */ 131 XMLPUBFUN void XMLCALL 132 xmlFreeEntitiesTable (xmlEntitiesTablePtr table); 133 #ifdef LIBXML_OUTPUT_ENABLED 134 XMLPUBFUN void XMLCALL 135 xmlDumpEntitiesTable (xmlBufferPtr buf, 136 xmlEntitiesTablePtr table); 137 XMLPUBFUN void XMLCALL 138 xmlDumpEntityDecl (xmlBufferPtr buf, 139 xmlEntityPtr ent); 140 #endif /* LIBXML_OUTPUT_ENABLED */ 141 #ifdef LIBXML_LEGACY_ENABLED 142 XMLPUBFUN void XMLCALL 143 xmlCleanupPredefinedEntities(void); 144 #endif /* LIBXML_LEGACY_ENABLED */ 145 146 147 #ifdef __cplusplus 148 } 149 #endif 150 151 # endif /* __XML_ENTITIES_H__ */ 152