140 lines
5.4 KiB
C
140 lines
5.4 KiB
C
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/*
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* FreeRTOS+FAT V2.3.3
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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/**
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* @file ff_string.c
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* @ingroup STRING
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*
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* @defgroup STRING FreeRTOS+FAT String Library
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* @brief Portable String Library for FreeRTOS+FAT
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*
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*
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**/
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#ifndef _FF_STRING_H_
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#define _FF_STRING_H_
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#include "FreeRTOSFATConfig.h"
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#include <string.h>
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#if ( ffconfigUNICODE_UTF16_SUPPORT != 0 )
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#include <wchar.h>
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typedef wchar_t FF_T_WCHAR; /*/< Unicode UTF-16 Character type, for FreeRTOS+FAT when UNICODE is enabled. */
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#endif
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#if defined( _MSC_VER ) && ( _MSC_VER <= 1600 )
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#define FF_stricmp _stricmp
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#else
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#define FF_stricmp strcasecmp
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#endif
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#if ( ffconfigUNICODE_UTF16_SUPPORT != 0 )
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void FF_tolower( FF_T_WCHAR * string,
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uint32_t strLen );
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void FF_toupper( FF_T_WCHAR * string,
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uint32_t strLen );
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BaseType_t FF_strmatch( const FF_T_WCHAR * str1,
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const FF_T_WCHAR * str2,
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BaseType_t len );
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FF_T_WCHAR * FF_strtok( const FF_T_WCHAR * string,
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FF_T_WCHAR * token,
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uint16_t * tokenNumber,
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BaseType_t * last,
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BaseType_t xLength );
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BaseType_t FF_wildcompare( const FF_T_WCHAR * pcWildCard,
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const FF_T_WCHAR * pszString );
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/* ASCII to UTF16 and UTF16 to ASCII routines. -- These are lossy routines, and are only for converting ASCII to UTF-16 */
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/* and the equivalent back to ASCII. Do not use them for international text. */
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void FF_cstrtowcs( FF_T_WCHAR * wcsDest,
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const char * szpSource );
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void FF_wcstocstr( char * szpDest,
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const FF_T_WCHAR * wcsSource );
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void FF_cstrntowcs( FF_T_WCHAR * wcsDest,
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const char * szpSource,
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uint32_t len );
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void FF_wcsntocstr( char * szpDest,
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const FF_T_WCHAR * wcsSource,
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uint32_t len );
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#else /* if ( ffconfigUNICODE_UTF16_SUPPORT != 0 ) */
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void FF_tolower( char * string,
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uint32_t strLen );
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void FF_toupper( char * string,
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uint32_t strLen );
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BaseType_t FF_strmatch( const char * str1,
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const char * str2,
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BaseType_t len );
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char * FF_strtok( const char * string,
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char * token,
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uint16_t * tokenNumber,
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BaseType_t * last,
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BaseType_t xLength );
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BaseType_t FF_wildcompare( const char * pcWildCard,
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const char * pszString );
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#endif /* ffconfigUNICODE_UTF16_SUPPORT */
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/* UTF8 / UTF16 Transformation Functions. */
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#if ( ( ffconfigUNICODE_UTF16_SUPPORT != 0 ) && ( WCHAR_MAX > 0xFFFF ) ) || ( ffconfigUNICODE_UTF8_SUPPORT != 0 )
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UBaseType_t FF_GetUtf16SequenceLen( uint16_t usLeadChar );
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#endif
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#if ( ffconfigUNICODE_UTF8_SUPPORT != 0 )
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int32_t FF_Utf8ctoUtf16c( uint16_t * utf16Dest,
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const uint8_t * utf8Source,
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uint32_t ulSize );
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int32_t FF_Utf16ctoUtf8c( uint8_t * utf8Dest,
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const uint16_t * utf16Source,
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uint32_t ulSize );
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#endif /* ffconfigUNICODE_UTF8_SUPPORT */
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/* UTF16 / UTF32 Transformation Functions. */
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#if ( ffconfigNOT_USED_FOR_NOW != 0 )
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int32_t FF_Utf16ctoUtf32c( uint32_t * utf32Dest,
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const uint16_t * utf16Source );
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#endif
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#if ( ffconfigUNICODE_UTF16_SUPPORT != 0 ) && ( WCHAR_MAX > 0xFFFF )
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int32_t FF_Utf32ctoUtf16c( uint16_t * utf16Dest,
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uint32_t utf32char,
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uint32_t ulSize );
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#endif
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/* String transformations. */
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int32_t FF_Utf32stoUtf8s( uint8_t * Utf8String,
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uint32_t * Utf32String );
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#if ( ffconfigUNICODE_UTF16_SUPPORT != 0 )
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#define STRNCPY( target, src, maxlen ) wcsncpy( ( target ), ( src ), ( maxlen ) )
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#define STRLEN( string ) wcslen( ( string ) )
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#else
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#define STRNCPY( target, src, maxlen ) strncpy( ( target ), ( src ), ( maxlen ) );
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#define STRLEN( string ) strlen( ( string ) )
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#endif
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#endif /* ifndef _FF_STRING_H_ */
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