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/********************************************************************** * $Id: cpl_string.h,v 1.18 2005/04/04 15:23:31 fwarmerdam Exp $ * * Name: cpl_string.h * Project: CPL - Common Portability Library * Purpose: String and StringList functions. * Author: Daniel Morissette, danmo@videotron.ca * ********************************************************************** * Copyright (c) 1998, Daniel Morissette * * Permission is hereby granted, free of charge, to any person 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, sublicense, * 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: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "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. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. ********************************************************************** * * $Log: cpl_string.h,v $ * Revision 1.18 2005/04/04 15:23:31 fwarmerdam * some functions now CPL_STDCALL * * Revision 1.17 2004/08/16 20:23:46 warmerda * added .csv escaping * * Revision 1.16 2004/07/12 21:50:38 warmerda * Added SQL escaping style * * Revision 1.15 2003/07/17 10:15:40 dron * CSLTestBoolean() added. * * Revision 1.14 2003/03/11 21:33:03 warmerda * added URL encode/decode support, untested * * Revision 1.13 2003/01/30 19:15:55 warmerda * added some docs * * Revision 1.12 2002/07/12 22:37:05 warmerda * added CSLFetchBoolean * * Revision 1.11 2002/05/28 18:53:43 warmerda * added XML escaping support * * Revision 1.10 2002/04/26 14:55:26 warmerda * Added CPLEscapeString() and CPLUnescapeString() (unescape untested) * * Revision 1.9 2002/03/05 14:26:57 warmerda * expanded tabs * * Revision 1.8 2002/01/16 03:59:28 warmerda * added CPLTokenizeString2 * * Revision 1.7 2000/10/06 15:19:03 warmerda * added CPLSetNameValueSeparator * * Revision 1.6 2000/04/26 18:25:10 warmerda * implement CPL_DLL * * Revision 1.5 2000/03/30 05:38:48 warmerda * added CPLParseNameValue * * Revision 1.4 1999/06/26 14:05:19 warmerda * Added CSLFindString(). * * Revision 1.3 1999/02/17 01:41:58 warmerda * Added CSLGetField * * Revision 1.2 1998/12/04 21:40:42 danmo * Added more Name=Value manipulation fuctions * * Revision 1.1 1998/12/03 18:26:02 warmerda * New * **********************************************************************/ #ifndef _CPL_STRING_H_INCLUDED #define _CPL_STRING_H_INCLUDED #include "cpl_vsi.h" #include "cpl_error.h" #include "cpl_conv.h" /** * \file cpl_string.h * * Various convenience functions for working with strings and string lists. * * A StringList is just an array of strings with the last pointer being * NULL. An empty StringList may be either a NULL pointer, or a pointer to * a pointer memory location with a NULL value. * * A common convention for StringLists is to use them to store name/value * lists. In this case the contents are treated like a dictionary of * name/value pairs. The actual data is formatted with each string having * the format ": " (though "=" is also an acceptable separator). * A number of the functions in the file operate on name/value style * string lists (such as CSLSetNameValue(), and CSLFetchNameValue()). * */ CPL_C_START char CPL_DLL **CSLAddString(char **papszStrList, const char *pszNewString); int CPL_DLL CSLCount(char **papszStrList); const char CPL_DLL *CSLGetField( char **, int ); void CPL_DLL CPL_STDCALL CSLDestroy(char **papszStrList); char CPL_DLL **CSLDuplicate(char **papszStrList); char CPL_DLL **CSLTokenizeString(const char *pszString ); char CPL_DLL **CSLTokenizeStringComplex(const char *pszString, const char *pszDelimiter, int bHonourStrings, int bAllowEmptyTokens ); char CPL_DLL **CSLTokenizeString2( const char *pszString, const char *pszDelimeter, int nCSLTFlags ); #define CSLT_HONOURSTRINGS 0x0001 #define CSLT_ALLOWEMPTYTOKENS 0x0002 #define CSLT_PRESERVEQUOTES 0x0004 #define CSLT_PRESERVEESCAPES 0x0008 int CPL_DLL CSLPrint(char **papszStrList, FILE *fpOut); char CPL_DLL **CSLLoad(const char *pszFname); int CPL_DLL CSLSave(char **papszStrList, const char *pszFname); char CPL_DLL **CSLInsertStrings(char **papszStrList, int nInsertAtLineNo, char **papszNewLines); char CPL_DLL **CSLInsertString(char **papszStrList, int nInsertAtLineNo, char *pszNewLine); char CPL_DLL **CSLRemoveStrings(char **papszStrList, int nFirstLineToDelete, int nNumToRemove, char ***ppapszRetStrings); int CPL_DLL CSLFindString( char **, const char * ); int CPL_DLL CSLTestBoolean( const char *pszValue ); int CPL_DLL CSLFetchBoolean( char **papszStrList, const char *pszKey, int bDefault ); const char CPL_DLL *CPLSPrintf(char *fmt, ...); char CPL_DLL **CSLAppendPrintf(char **papszStrList, char *fmt, ...); const char CPL_DLL * CPLParseNameValue(const char *pszNameValue, char **ppszKey ); const char CPL_DLL * CSLFetchNameValue(char **papszStrList, const char *pszName); char CPL_DLL ** CSLFetchNameValueMultiple(char **papszStrList, const char *pszName); char CPL_DLL ** CSLAddNameValue(char **papszStrList, const char *pszName, const char *pszValue); char CPL_DLL ** CSLSetNameValue(char **papszStrList, const char *pszName, const char *pszValue); void CPL_DLL CSLSetNameValueSeparator( char ** papszStrList, const char *pszSeparator ); #define CPLES_BackslashQuotable 0 #define CPLES_XML 1 #define CPLES_URL 2 /* unescape only for now */ #define CPLES_SQL 3 #define CPLES_CSV 4 char CPL_DLL *CPLEscapeString( const char *pszString, int nLength, int nScheme ); char CPL_DLL *CPLUnescapeString( const char *pszString, int *pnLength, int nScheme ); CPL_C_END #endif /* _CPL_STRING_H_INCLUDED */