2 * Copyright (c) 2001-2002 Michael David Adams.
6 /* __START_OF_JASPER_LICENSE__
8 * JasPer License Version 2.0
10 * Copyright (c) 1999-2000 Image Power, Inc.
11 * Copyright (c) 1999-2000 The University of British Columbia
12 * Copyright (c) 2001-2003 Michael David Adams
14 * All rights reserved.
16 * Permission is hereby granted, free of charge, to any person (the
17 * "User") obtaining a copy of this software and associated documentation
18 * files (the "Software"), to deal in the Software without restriction,
19 * including without limitation the rights to use, copy, modify, merge,
20 * publish, distribute, and/or sell copies of the Software, and to permit
21 * persons to whom the Software is furnished to do so, subject to the
22 * following conditions:
24 * 1. The above copyright notices and this permission notice (which
25 * includes the disclaimer below) shall be included in all copies or
26 * substantial portions of the Software.
28 * 2. The name of a copyright holder shall not be used to endorse or
29 * promote products derived from the Software without specific prior
32 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
33 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
34 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
35 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
36 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
37 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
38 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
39 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
40 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
41 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
42 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
43 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
44 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
45 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
46 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
47 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
48 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
49 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
50 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
51 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
52 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
53 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
54 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
55 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
56 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
57 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
59 * __END_OF_JASPER_LICENSE__
65 * $Id: jas_tvp.h,v 1.1 2005/05/22 18:33:02 malaterre Exp $
71 /******************************************************************************\
73 \******************************************************************************/
75 #include <jasper/jas_config.h>
81 /******************************************************************************\
83 \******************************************************************************/
85 /* Tag information type. */
90 /* The ID for the tag. */
93 /* The name of the tag. */
97 /* Tag-value parser type. */
102 /* The parsing buffer. */
105 /* The current tag name. */
108 /* The current value. */
111 /* The current position in the parsing buffer. */
115 /******************************************************************************\
116 * Tag information functions.
117 \******************************************************************************/
119 /* Lookup a tag by name. */
120 jas_taginfo_t *jas_taginfos_lookup(jas_taginfo_t *taginfos, const char *name);
122 /* This function returns a pointer to the specified taginfo object if it
123 exists (i.e., the pointer is nonnull); otherwise, a pointer to a dummy
124 object is returned. This is useful in some situations to avoid checking
125 for a null pointer. */
126 jas_taginfo_t *jas_taginfo_nonull(jas_taginfo_t *taginfo);
128 /******************************************************************************\
129 * Tag-value parser functions.
130 \******************************************************************************/
132 /* Create a tag-value parser for the specified string. */
133 jas_tvparser_t *jas_tvparser_create(const char *s);
135 /* Destroy a tag-value parser. */
136 void jas_tvparser_destroy(jas_tvparser_t *tvparser);
138 /* Get the next tag-value pair. */
139 int jas_tvparser_next(jas_tvparser_t *tvparser);
141 /* Get the tag name for the current tag-value pair. */
142 char *jas_tvparser_gettag(jas_tvparser_t *tvparser);
144 /* Get the value for the current tag-value pair. */
145 char *jas_tvparser_getval(jas_tvparser_t *tvparser);