mirror of
https://github.com/cookiengineer/audacity
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95 lines
2.2 KiB
C
95 lines
2.2 KiB
C
/* -*- Mode: c; c-basic-offset: 2 -*-
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*
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* rdf_node_internal.h - Internal RDF Node definitions
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*
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* Copyright (C) 2000-2008, David Beckett http://www.dajobe.org/
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* Copyright (C) 2000-2005, University of Bristol, UK http://www.bristol.ac.uk/
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*
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* This package is Free Software and part of Redland http://librdf.org/
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*
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* It is licensed under the following three licenses as alternatives:
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* 1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
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* 2. GNU General Public License (GPL) V2 or any newer version
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* 3. Apache License, V2.0 or any newer version
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*
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* You may not use this file except in compliance with at least one of
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* the above three licenses.
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*
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* See LICENSE.html or LICENSE.txt at the top of this package for the
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* complete terms and further detail along with the license texts for
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* the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
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*
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*
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*/
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#ifndef LIBRDF_NODE_INTERNAL_H
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#define LIBRDF_NODE_INTERNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct librdf_node_s
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{
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librdf_world *world;
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librdf_node_type type;
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int usage;
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union
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{
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struct
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{
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/* rdf:Resource and rdf:Property-s have URIs */
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librdf_uri *uri;
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} resource;
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struct
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{
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/* literals are UTF-8 string values ... */
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unsigned char *string;
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/* up to 2^31-1 bytes long */
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unsigned int string_len;
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/* datatype URI or null */
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librdf_uri* datatype_uri;
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/* XML defines these additional attributes for literals */
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/* Language of literal (xml:lang) */
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char *xml_language;
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/* up to 255 bytes long */
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unsigned char xml_language_len;
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/* Hash key & size */
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unsigned char *key;
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size_t size;
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} literal;
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struct
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{
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/* blank nodes have an identifier */
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unsigned char *identifier;
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int identifier_len;
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} blank;
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} value;
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};
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/* initialising functions / constructors */
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/* class methods */
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void librdf_init_node(librdf_world* world);
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void librdf_finish_node(librdf_world* world);
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#ifdef LIBRDF_DEBUG
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const char* librdf_node_get_type_as_string(int type);
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#endif
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/* exported public in error but never usable */
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librdf_digest* librdf_node_get_digest(librdf_node* node);
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#ifdef __cplusplus
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}
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#endif
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#endif
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