152 lines
5.2 KiB
C
152 lines
5.2 KiB
C
/*
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* Copyright (c) 2001-2002 Michael David Adams.
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* All rights reserved.
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*/
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/* __START_OF_JASPER_LICENSE__
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*
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* JasPer License Version 2.0
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*
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* Copyright (c) 2001-2006 Michael David Adams
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* Copyright (c) 1999-2000 Image Power, Inc.
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* Copyright (c) 1999-2000 The University of British Columbia
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*
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person (the
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* "User") obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, and/or sell copies of the Software, and to permit
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* persons to whom the Software is furnished to do so, subject to the
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* following conditions:
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*
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* 1. The above copyright notices and this permission notice (which
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* includes the disclaimer below) shall be included in all copies or
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* substantial portions of the Software.
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*
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* 2. The name of a copyright holder shall not be used to endorse or
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* promote products derived from the Software without specific prior
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* written permission.
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*
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* THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
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* LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
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* THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
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* "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
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* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
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* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
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* PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
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* THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
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* EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
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* BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
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* PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
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* GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
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* ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
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* IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
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* SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
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* AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
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* SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
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* THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
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* PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
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* RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
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* EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
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*
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* __END_OF_JASPER_LICENSE__
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*/
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/*
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* Tag/Value Parser
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*
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* $Id: jas_tvp.h,v 1.2 2008-05-26 09:41:51 vp153 Exp $
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*/
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#ifndef JAS_TVP_H
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#define JAS_TVP_H
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/******************************************************************************\
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* Includes.
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\******************************************************************************/
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#include <jasper/jas_config.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/******************************************************************************\
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* Types.
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\******************************************************************************/
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/* Tag information type. */
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typedef struct {
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int id;
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/* The ID for the tag. */
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char *name;
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/* The name of the tag. */
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} jas_taginfo_t;
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/* Tag-value parser type. */
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typedef struct {
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char *buf;
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/* The parsing buffer. */
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char *tag;
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/* The current tag name. */
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char *val;
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/* The current value. */
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char *pos;
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/* The current position in the parsing buffer. */
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} jas_tvparser_t;
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/******************************************************************************\
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* Tag information functions.
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\******************************************************************************/
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/* Lookup a tag by name. */
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jas_taginfo_t *jas_taginfos_lookup(jas_taginfo_t *taginfos, const char *name);
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/* This function returns a pointer to the specified taginfo object if it
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exists (i.e., the pointer is nonnull); otherwise, a pointer to a dummy
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object is returned. This is useful in some situations to avoid checking
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for a null pointer. */
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jas_taginfo_t *jas_taginfo_nonull(jas_taginfo_t *taginfo);
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/******************************************************************************\
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* Tag-value parser functions.
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\******************************************************************************/
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/* Create a tag-value parser for the specified string. */
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jas_tvparser_t *jas_tvparser_create(const char *s);
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/* Destroy a tag-value parser. */
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void jas_tvparser_destroy(jas_tvparser_t *tvparser);
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/* Get the next tag-value pair. */
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int jas_tvparser_next(jas_tvparser_t *tvparser);
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/* Get the tag name for the current tag-value pair. */
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char *jas_tvparser_gettag(jas_tvparser_t *tvparser);
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/* Get the value for the current tag-value pair. */
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char *jas_tvparser_getval(jas_tvparser_t *tvparser);
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#ifdef __cplusplus
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}
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#endif
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#endif
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