1/* -*- Mode: c; c-basic-offset: 2 -*-
2 *
3 * rdf_uri.h - RDF URI Definition
4 *
5 * Copyright (C) 2000-2008, David Beckett http://www.dajobe.org/
6 * Copyright (C) 2000-2004, University of Bristol, UK http://www.bristol.ac.uk/
7 *
8 * This package is Free Software and part of Redland http://librdf.org/
9 *
10 * It is licensed under the following three licenses as alternatives:
11 * 1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
12 * 2. GNU General Public License (GPL) V2 or any newer version
13 * 3. Apache License, V2.0 or any newer version
14 *
15 * You may not use this file except in compliance with at least one of
16 * the above three licenses.
17 *
18 * See LICENSE.html or LICENSE.txt at the top of this package for the
19 * complete terms and further detail along with the license texts for
20 * the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
21 *
22 *
23 */
24
25
26
27#ifndef LIBRDF_URI_H
28#define LIBRDF_URI_H
29
30#ifdef LIBRDF_INTERNAL
31#include <rdf_uri_internal.h>
32#endif
33
34#ifdef __cplusplus
35extern "C" {
36#endif
37
38/**
39 * librdf_uri_filter_func:
40 * @user_data: user data
41 * @uri: #librdf_uri URI to check
42 *
43 * Callback function for librdf_parser_set_uri_filter()
44 *
45 * Return value: non-0 to filter the URI
46*/
47typedef int (*librdf_uri_filter_func)(void *user_data, librdf_uri* uri);
48
49
50/* constructors */
51REDLAND_API
52librdf_uri* librdf_new_uri (librdf_world *world, const unsigned char *uri_string);
53REDLAND_API
54librdf_uri* librdf_new_uri2 (librdf_world *world, const unsigned char *uri_string, size_t length);
55/* Create a new URI from an existing URI - CLONE */
56REDLAND_API
57librdf_uri* librdf_new_uri_from_uri (librdf_uri* old_uri);
58/* Create a new URI from an existing URI and local name */
59REDLAND_API
60librdf_uri* librdf_new_uri_from_uri_local_name (librdf_uri* old_uri, const unsigned char *local_name);
61
62/* destructor */
63REDLAND_API
64void librdf_free_uri(librdf_uri *uri);
65
66/* methods */
67REDLAND_API
68unsigned char* librdf_uri_as_string (librdf_uri *uri);
69REDLAND_API
70unsigned char* librdf_uri_as_counted_string (librdf_uri *uri, size_t *len_p);
71REDLAND_API
72void librdf_uri_print (librdf_uri* uri, FILE *fh);
73REDLAND_API
74unsigned char* librdf_uri_to_string (librdf_uri* uri);
75REDLAND_API
76unsigned char* librdf_uri_to_counted_string (librdf_uri* uri, size_t* len_p);
77REDLAND_API
78int librdf_uri_equals(librdf_uri* first_uri, librdf_uri* second_uri);
79REDLAND_API
80int librdf_uri_compare(librdf_uri* uri1, librdf_uri* uri2);
81REDLAND_API
82int librdf_uri_is_file_uri(librdf_uri* uri);
83REDLAND_API
84const char* librdf_uri_to_filename(librdf_uri* uri);
85REDLAND_API
86librdf_uri* librdf_new_uri_normalised_to_base(const unsigned char *uri_string, librdf_uri* source_uri, librdf_uri* base_uri);
87REDLAND_API
88librdf_uri* librdf_new_uri_relative_to_base(librdf_uri* base_uri, const unsigned char *uri_string);
89REDLAND_API
90librdf_uri* librdf_new_uri_from_filename(librdf_world* world, const char *filename);
91
92#ifdef __cplusplus
93}
94#endif
95
96#endif
97