+++ /dev/null
-/*
- * Copyright (c) 2001-2002 Michael David Adams.
- * All rights reserved.
- */
-
-/* __START_OF_JASPER_LICENSE__
- *
- * JasPer License Version 2.0
- *
- * Copyright (c) 2001-2006 Michael David Adams
- * Copyright (c) 1999-2000 Image Power, Inc.
- * Copyright (c) 1999-2000 The University of British Columbia
- *
- * All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person (the
- * "User") obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, and/or sell copies of the Software, and to permit
- * persons to whom the Software is furnished to do so, subject to the
- * following conditions:
- *
- * 1. The above copyright notices and this permission notice (which
- * includes the disclaimer below) shall be included in all copies or
- * substantial portions of the Software.
- *
- * 2. The name of a copyright holder shall not be used to endorse or
- * promote products derived from the Software without specific prior
- * written permission.
- *
- * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
- * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
- * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
- * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
- * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
- * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
- * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
- * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
- * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
- * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
- * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
- * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
- * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
- * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
- * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
- * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
- * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
- * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
- * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
- * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
- * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
- * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
- *
- * __END_OF_JASPER_LICENSE__
- */
-
-/*
- * Tag-Value Parser Library
- *
- * $Id: jas_tvp.c,v 1.2 2008/05/26 09:40:52 vp153 Exp $
- */
-
-/******************************************************************************\
-* Includes.
-\******************************************************************************/
-
-#include <assert.h>
-#include <stdio.h>
-#include <ctype.h>
-#include <stdlib.h>
-
-#include "jasper/jas_malloc.h"
-#include "jasper/jas_string.h"
-#include "jasper/jas_tvp.h"
-
-/******************************************************************************\
-* Macros.
-\******************************************************************************/
-
-/* Is the specified character valid for a tag name? */
-#define JAS_TVP_ISTAG(x) \
- (isalpha(x) || (x) == '_' || isdigit(x))
-
-/******************************************************************************\
-* Code for creating and destroying a tag-value parser.
-\******************************************************************************/
-
-jas_tvparser_t *jas_tvparser_create(const char *s)
-{
- jas_tvparser_t *tvp;
- if (!(tvp = jas_malloc(sizeof(jas_tvparser_t)))) {
- return 0;
- }
- if (!(tvp->buf = jas_strdup(s))) {
- jas_tvparser_destroy(tvp);
- return 0;
- }
- tvp->pos = tvp->buf;
- tvp->tag = 0;
- tvp->val = 0;
- return tvp;
-}
-
-void jas_tvparser_destroy(jas_tvparser_t *tvp)
-{
- if (tvp->buf) {
- jas_free(tvp->buf);
- }
- jas_free(tvp);
-}
-
-/******************************************************************************\
-* Main parsing code.
-\******************************************************************************/
-
-/* Get the next tag-value pair. */
-int jas_tvparser_next(jas_tvparser_t *tvp)
-{
- char *p;
- char *tag;
- char *val;
-
- /* Skip any leading whitespace. */
- p = tvp->pos;
- while (*p != '\0' && isspace(*p)) {
- ++p;
- }
-
- /* Has the end of the input data been reached? */
- if (*p == '\0') {
- /* No more tags are present. */
- tvp->pos = p;
- return 1;
- }
-
- /* Does the tag name begin with a valid character? */
- if (!JAS_TVP_ISTAG(*p)) {
- return -1;
- }
-
- /* Remember where the tag name begins. */
- tag = p;
-
- /* Find the end of the tag name. */
- while (*p != '\0' && JAS_TVP_ISTAG(*p)) {
- ++p;
- }
-
- /* Has the end of the input data been reached? */
- if (*p == '\0') {
- /* The value field is empty. */
- tvp->tag = tag;
- tvp->val = "";
- tvp->pos = p;
- return 0;
- }
-
- /* Is a value field not present? */
- if (*p != '=') {
- if (*p != '\0' && !isspace(*p)) {
- return -1;
- }
- *p++ = '\0';
- tvp->tag = tag;
- tvp->val = "";
- tvp->pos = p;
- return 0;
- }
-
- *p++ = '\0';
-
- val = p;
- while (*p != '\0' && !isspace(*p)) {
- ++p;
- }
-
- if (*p != '\0') {
- *p++ = '\0';
- }
-
- tvp->pos = p;
- tvp->tag = tag;
- tvp->val = val;
-
- return 0;
-}
-
-/******************************************************************************\
-* Code for querying the current tag/value.
-\******************************************************************************/
-
-/* Get the current tag. */
-char *jas_tvparser_gettag(jas_tvparser_t *tvp)
-{
- return tvp->tag;
-}
-
-/* Get the current value. */
-char *jas_tvparser_getval(jas_tvparser_t *tvp)
-{
- return tvp->val;
-}
-
-/******************************************************************************\
-* Miscellaneous code.
-\******************************************************************************/
-
-/* Lookup a tag by name. */
-jas_taginfo_t *jas_taginfos_lookup(jas_taginfo_t *taginfos, const char *name)
-{
- jas_taginfo_t *taginfo;
- taginfo = taginfos;
- while (taginfo->id >= 0) {
- if (!strcmp(taginfo->name, name)) {
- return taginfo;
- }
- ++taginfo;
- }
- return 0;
-}
-
-/* This function is simply for convenience. */
-/* One can avoid testing for the special case of a null pointer, by
- using this function. This function never returns a null pointer. */
-jas_taginfo_t *jas_taginfo_nonull(jas_taginfo_t *taginfo)
-{
- static jas_taginfo_t invalidtaginfo = {
- -1, 0
- };
-
- return taginfo ? taginfo : &invalidtaginfo;
-}
projects / opencv / blobdiff