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, const char *pszDefault=nullptr );
67 char **GetAllKeywords() { return papszKeywordList; }
68 };
69
72 #endif /* def CPL_KEYWORD_PARSER */
CPLString
Convenient string class based on std::string.
Definition: cpl_string.h:319
cpl_string.h
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:927
VSILFILE
FILE VSILFILE
Opaque type for a FILE that implements the VSIVirtualHandle API.
Definition: cpl_vsi.h:156