GDAL
cplkeywordparser.h
1 /******************************************************************************
2  * $Id: cplkeywordparser.h 34931 2016-08-05 17:13:05Z rouault $
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 CPLKeywordParser
47 {
48  char **papszKeywordList;
49 
50  CPLString osHeaderText;
51  const char *pszHeaderNext;
52 
53  void SkipWhite();
54  int ReadWord( CPLString &osWord );
55  int ReadPair( CPLString &osName, CPLString &osValue );
56  int ReadGroup( const char *pszPathPrefix );
57 
58 public:
59  CPLKeywordParser();
60  ~CPLKeywordParser();
61 
62  int Ingest( VSILFILE *fp );
63 
64  const char *GetKeyword( const char *pszPath, const char *pszDefault=NULL );
65  char **GetAllKeywords() { return papszKeywordList; }
66 };
67 
70 #endif /* def CPL_KEYWORD_PARSER */
FILE VSILFILE
Opaque type for a FILE that implements the VSIVirtualHandle API.
Definition: cpl_vsi.h:154
Convenient string class based on std::string.
Definition: cpl_string.h:338
Various convenience functions for working with strings and string lists.

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