/* * xmlAddEntity : register a new entity for an entities table. */ static xmlEntityPtr xmlAddEntity(xmlDtdPtr dtd, const xmlChar *name, int type, const xmlChar *ExternalID, const xmlChar *SystemID, const xmlChar *content) { xmlDictPtr dict = NULL; xmlEntitiesTablePtr table = NULL; xmlEntityPtr ret; if (name == NULL) return(NULL); if (dtd == NULL) return(NULL); if (dtd->doc != NULL) dict = dtd->doc->dict; switch (type) { case XML_INTERNAL_GENERAL_ENTITY: case XML_EXTERNAL_GENERAL_PARSED_ENTITY: case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: if (dtd->entities == NULL) dtd->entities = xmlHashCreateDict(0, dict); table = dtd->entities; break; case XML_INTERNAL_PARAMETER_ENTITY: case XML_EXTERNAL_PARAMETER_ENTITY: if (dtd->pentities == NULL) dtd->pentities = xmlHashCreateDict(0, dict); table = dtd->pentities; break; case XML_INTERNAL_PREDEFINED_ENTITY: return(NULL); } if (table == NULL) return(NULL); ret = xmlCreateEntity(dict, name, type, ExternalID, SystemID, content); if (ret == NULL) return(NULL); ret->doc = dtd->doc; if (xmlHashAddEntry(table, name, ret)) { /* * entity was already defined at another level. */ xmlFreeEntity(ret); return(NULL); } return(ret); }
/* * xmlAddEntity : register a new entity for an entities table. */ static xmlEntityPtr xmlAddEntity(xmlDtdPtr dtd, const xmlChar *name, int type, const xmlChar *ExternalID, const xmlChar *SystemID, const xmlChar *content) { xmlDictPtr dict = NULL; xmlEntitiesTablePtr table = NULL; xmlEntityPtr ret; if (name == NULL) return(NULL); if (dtd == NULL) return(NULL); if (dtd->doc != NULL) dict = dtd->doc->dict; switch (type) { case XML_INTERNAL_GENERAL_ENTITY: case XML_EXTERNAL_GENERAL_PARSED_ENTITY: case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: if (dtd->entities == NULL) dtd->entities = xmlHashCreateDict(0, dict); table = dtd->entities; break; case XML_INTERNAL_PARAMETER_ENTITY: case XML_EXTERNAL_PARAMETER_ENTITY: if (dtd->pentities == NULL) dtd->pentities = xmlHashCreateDict(0, dict); table = dtd->pentities; break; case XML_INTERNAL_PREDEFINED_ENTITY: return(NULL); } if (table == NULL) return(NULL); ret = (xmlEntityPtr) xmlMalloc(sizeof(xmlEntity)); if (ret == NULL) { xmlEntitiesErrMemory("xmlAddEntity:: malloc failed"); return(NULL); } memset(ret, 0, sizeof(xmlEntity)); ret->type = XML_ENTITY_DECL; /* * fill the structure. */ ret->etype = (xmlEntityType) type; if (dict == NULL) { ret->name = xmlStrdup(name); if (ExternalID != NULL) ret->ExternalID = xmlStrdup(ExternalID); if (SystemID != NULL) ret->SystemID = xmlStrdup(SystemID); } else { ret->name = xmlDictLookup(dict, name, -1); if (ExternalID != NULL) ret->ExternalID = xmlDictLookup(dict, ExternalID, -1); if (SystemID != NULL) ret->SystemID = xmlDictLookup(dict, SystemID, -1); } if (content != NULL) { ret->length = xmlStrlen(content); if ((dict != NULL) && (ret->length < 5)) ret->content = (xmlChar *) xmlDictLookup(dict, content, ret->length); else ret->content = xmlStrndup(content, ret->length); } else { ret->length = 0; ret->content = NULL; } ret->URI = NULL; /* to be computed by the layer knowing the defining entity */ ret->orig = NULL; ret->owner = 0; ret->doc = dtd->doc; if (xmlHashAddEntry(table, name, ret)) { /* * entity was already defined at another level. */ xmlFreeEntity(ret); return(NULL); } return(ret); }