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38 lines
819 B
C
38 lines
819 B
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: lib/sdk/crt/mbstring/mbstrlen.c
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* PURPOSE: Determines the length of a multi byte string, current locale
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* PROGRAMERS:
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* Copyright 1999 Alexandre Julliard
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* Copyright 2000 Jon Griffths
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*
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*/
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#include <mbstring.h>
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#include <stdlib.h>
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#ifdef _LIBCNT_
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unsigned short *NlsLeadByteInfo;
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#define isleadbyte(c) NlsLeadByteInfo[c]
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#else
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int isleadbyte(int byte);
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#endif
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/*
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* @implemented
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*/
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size_t _mbstrlen( const char *str )
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{
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size_t len = 0;
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while(*str)
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{
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/* FIXME: According to the documentation we are supposed to test for
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* multi-byte character validity. Whatever that means
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*/
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str += isleadbyte(*str) ? 2 : 1;
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len++;
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}
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return len;
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}
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