GDAL

cplkeywordparser.h
1/******************************************************************************
2 * $Id$
3 *
4 * Project: Common Portability Library
5 * Purpose: Implementation of CPLKeywordParser - a class for parsing
6 * the keyword format used for files like QuickBird .RPB files.
7 * This is a slight variation on the NASAKeywordParser used for
8 * the PDS/ISIS2/ISIS3 formats.
9 * Author: Frank Warmerdam <warmerdam@pobox.com
10 *
11 ******************************************************************************
12 * Copyright (c) 2008, Frank Warmerdam <warmerdam@pobox.com>
13 *
14 * Permission is hereby granted, free of charge, to any person obtaining a
15 * copy of this software and associated documentation files (the "Software"),
16 * to deal in the Software without restriction, including without limitation
17 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
18 * and/or sell copies of the Software, and to permit persons to whom the
19 * Software is furnished to do so, subject to the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be included
22 * in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
25 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
27 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
30 * DEALINGS IN THE SOFTWARE.
31 ****************************************************************************/
32
33#ifndef CPL_KEYWORD_PARSER
34#define CPL_KEYWORD_PARSER
35
36#include "cpl_string.h"
37
38/************************************************************************/
39/* ==================================================================== */
40/* CPLKeywordParser */
41/* ==================================================================== */
42/************************************************************************/
43
46 class CPL_DLL CPLKeywordParser
47{
48 char **papszKeywordList = nullptr;
49
50 CPLString osHeaderText{};
51 const char *pszHeaderNext = nullptr;
52
53 void SkipWhite();
54 bool ReadWord(CPLString &osWord);
55 bool ReadPair(CPLString &osName, CPLString &osValue);
56 bool ReadGroup(const char *pszPathPrefix, int nRecLevel);
57
58 CPL_DISALLOW_COPY_ASSIGN(CPLKeywordParser)
59
60 public:
61 CPLKeywordParser();
62 ~CPLKeywordParser();
63
64 int Ingest(VSILFILE *fp);
65
66 const char *GetKeyword(const char *pszPath,
67 const char *pszDefault = nullptr);
68
69 char **GetAllKeywords()
70 {
71 return papszKeywordList;
72 }
73};
74
77#endif /* def CPL_KEYWORD_PARSER */
CPLString
Convenient string class based on std::string.
Definition cpl_string.h:320
CPL_DISALLOW_COPY_ASSIGN
#define CPL_DISALLOW_COPY_ASSIGN(ClassName)
Helper to remove the copy and assignment constructors so that the compiler will not generate the defa...
Definition cpl_port.h:1042
cpl_string.h
Various convenience functions for working with strings and string lists.
VSIVirtualHandle
Virtual file handle.
Definition cpl_vsi_virtual.h:63