cpl_csv.h

00001 /******************************************************************************
00002  * $Id: cpl_csv.h 16759 2009-04-09 21:32:43Z rouault $
00003  *
00004  * Project:  Common Portability Library
00005  * Purpose:  Functions for reading and scaning CSV (comma separated,
00006  *           variable length text files holding tables) files.  
00007  * Author:   Frank Warmerdam, warmerdam@pobox.com
00008  *
00009  ******************************************************************************
00010  * Copyright (c) 1999, Frank Warmerdam
00011  *
00012  * Permission is hereby granted, free of charge, to any person obtaining a
00013  * copy of this software and associated documentation files (the "Software"),
00014  * to deal in the Software without restriction, including without limitation
00015  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00016  * and/or sell copies of the Software, and to permit persons to whom the
00017  * Software is furnished to do so, subject to the following conditions:
00018  *
00019  * The above copyright notice and this permission notice shall be included
00020  * in all copies or substantial portions of the Software.
00021  *
00022  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00023  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00024  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
00025  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00026  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00027  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00028  * DEALINGS IN THE SOFTWARE.
00029  ****************************************************************************/
00030 
00031 #ifndef CPL_CSV_H_INCLUDED
00032 #define CPL_CSV_H_INCLUDED
00033 
00034 #include "cpl_conv.h"
00035 #include "cpl_string.h"
00036 #include "cpl_vsi.h"
00037 
00038 CPL_C_START
00039 
00040 typedef enum {
00041     CC_ExactString,
00042     CC_ApproxString,
00043     CC_Integer
00044 } CSVCompareCriteria;
00045 
00046 const char CPL_DLL *CSVFilename( const char * );
00047 
00048 char CPL_DLL CSVDetectSeperator( const char *pszLine );
00049 
00050 char CPL_DLL  **CSVReadParseLine( FILE *fp);
00051 char CPL_DLL  **CSVReadParseLine2( FILE *fp, char chDelimiter );
00052 char CPL_DLL **CSVScanLines( FILE *, int, const char *, CSVCompareCriteria );
00053 char CPL_DLL **CSVScanFile( const char *, int, const char *,
00054                             CSVCompareCriteria );
00055 char CPL_DLL **CSVScanFileByName( const char *, const char *, const char *,
00056                                   CSVCompareCriteria );
00057 char CPL_DLL **CSVGetNextLine( const char * );
00058 int CPL_DLL CSVGetFieldId( FILE *, const char * );
00059 int CPL_DLL CSVGetFileFieldId( const char *, const char * );
00060 
00061 void CPL_DLL CSVDeaccess( const char * );
00062 
00063 const char CPL_DLL *CSVGetField( const char *, const char *, const char *,
00064                                  CSVCompareCriteria, const char * );
00065 
00066 void CPL_DLL SetCSVFilenameHook( const char *(*)(const char *) );
00067 
00068 CPL_C_END
00069 
00070 #endif /* ndef CPL_CSV_H_INCLUDED */
00071 

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