142 lines
3.7 KiB
C
142 lines
3.7 KiB
C
/***
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*mbclevel.c - Tests if char is hiragana, katakana, alphabet or digit.
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*
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* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Tests for the various industry defined levels of Microsoft Kanji
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* Code.
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*
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*Revision History:
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* 11-19-92 KRS Ported from 16-bit sources.
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* 09-24-93 CFW Removed #ifdef _KANJI
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* 09-29-93 CFW Return false if not Kanji code page.
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* 10-05-93 GJF Replace _CRTAPI1 with __cdecl.
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* 07-26-94 CFW Bug fix #14685, add 0xEA9F-0xEAA4 to JIS-Kanji level 2.
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* 04-24-98 GJF Implemented multithread support based on threadmbcinfo
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* structs
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*
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*******************************************************************************/
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#ifdef _MBCS
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#include <cruntime.h>
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#include <mbdata.h>
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#include <mbstring.h>
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#include <mbctype.h>
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#include <mtdll.h>
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/***
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*int _ismbcl0(c) - Tests if char is hiragana, katakana, alphabet or digit.
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*
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*Purpose:
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* Tests if a given char is hiragana, katakana, alphabet, digit or symbol
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* of Microsoft Kanji code.
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*
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*Entry:
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* unsigned int c - Character to test.
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*
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*Exit:
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* Returns non-zero if 0x8140 <= c <= 0x889E, else 0.
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*
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*Exceptions:
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*
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*******************************************************************************/
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int __cdecl _ismbcl0(
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unsigned int c
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)
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{
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#ifdef _MT
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pthreadmbcinfo ptmbci = _getptd()->ptmbcinfo;
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if ( ptmbci != __ptmbcinfo )
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ptmbci = __updatetmbcinfo();
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return( (ptmbci->mbcodepage == _KANJI_CP) &&
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(__ismbblead_mt(ptmbci, c >> 8)) &&
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(__ismbbtrail_mt(ptmbci, c & 0x0ff)) &&
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(c < 0x889f) );
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#else
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return( (__mbcodepage == _KANJI_CP) && (_ismbblead(c >> 8)) &&
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(_ismbbtrail(c & 0x0ff)) && (c < 0x889f) );
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#endif
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}
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/***
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*int _ismbcl1(c) - Tests for 1st-level Microsoft Kanji code set.
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*
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*Purpose:
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* Tests if a given char belongs to Microsoft 1st-level Kanji code set.
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*
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*Entry:
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* unsigned int c - character to test.
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*
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*Exit:
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* Returns non-zero if 1st-level, else 0.
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*
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*Exceptions:
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*
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*******************************************************************************/
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int __cdecl _ismbcl1(
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unsigned int c
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)
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{
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#ifdef _MT
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pthreadmbcinfo ptmbci = _getptd()->ptmbcinfo;
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if ( ptmbci != __ptmbcinfo )
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ptmbci = __updatetmbcinfo();
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return( (ptmbci->mbcodepage == _KANJI_CP) &&
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(__ismbblead_mt(ptmbci, c >> 8)) &&
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(__ismbbtrail_mt(ptmbci, c & 0x0ff)) &&
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(c >= 0x889f) && (c <= 0x9872) );
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#else
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return( (__mbcodepage == _KANJI_CP) && (_ismbblead(c >> 8)) &&
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(_ismbbtrail(c & 0x0ff)) && (c >= 0x889f) && (c <= 0x9872) );
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#endif
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}
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/***
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*int _ismbcl2(c) - Tests for a 2nd-level Microsoft Kanji code character.
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*
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*Purpose:
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* Tests if a given char belongs to the Microsoft 2nd-level Kanji code set.
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*
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*Entry:
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* unsigned int c - character to test.
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*
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*Exit:
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* Returns non-zero if 2nd-level, else 0.
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*
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*Exceptions:
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*
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*******************************************************************************/
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int __cdecl _ismbcl2(
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unsigned int c
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)
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{
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#ifdef _MT
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pthreadmbcinfo ptmbci = _getptd()->ptmbcinfo;
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if ( ptmbci != __ptmbcinfo )
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ptmbci = __updatetmbcinfo();
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return( (ptmbci->mbcodepage == _KANJI_CP) &&
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(__ismbblead_mt(ptmbci, c >> 8)) &&
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(__ismbbtrail_mt(ptmbci, c & 0x0ff)) &&
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(c >= 0x989f) && (c <= 0xEAA4) );
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#else
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return( (__mbcodepage == _KANJI_CP) && (_ismbblead(c >> 8)) &&
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(_ismbbtrail(c & 0x0ff)) && (c >= 0x989f) && (c <= 0xEAA4) );
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#endif
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}
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#endif /* _MBCS */
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