tojisjms.cpp File Reference

#include <corecrt_internal_mbstring.h>
#include <locale.h>

Include dependency graph for tojisjms.cpp:

Go to the source code of this file.

Functions
unsigned int __cdecl	_mbcjistojms_l (unsigned int c, _locale_t plocinfo)
unsigned	int (__cdecl _mbcjistojms)(unsigned int c)
unsigned int __cdecl	_mbcjmstojis_l (unsigned int c, _locale_t plocinfo)

Function Documentation

_mbcjistojms_l()

unsigned int __cdecl _mbcjistojms_l	(	unsigned int	c,
		_locale_t	plocinfo
	)

Definition at line 36 of file tojisjms.cpp.

{
        unsigned int h, l;
        _LocaleUpdate _loc_update(plocinfo);
 
        if (_loc_update.GetLocaleT()->mbcinfo->mbcodepage != _KANJI_CP)
            return (c);
 
        h = (c >> 8) & 0xff;
        l = c & 0xff;
        if (h < 0x21 || h > 0x7e || l < 0x21 || l > 0x7e)
        {
            errno = EILSEQ;
            return 0;
        }
        if (h & 0x01) {    /* first byte is odd */
            if (l <= 0x5f)
                l += 0x1f;
            else
                l += 0x20;
        }
        else
            l += 0x7e;
 
        h = ((h - 0x21) >> 1) + 0x81;
        if (h > 0x9f)
            h += 0x40;
        return (h << 8) | l;
}

Referenced by int().

_mbcjmstojis_l()

unsigned int __cdecl _mbcjmstojis_l	(	unsigned int	c,
		_locale_t	plocinfo
	)

Definition at line 94 of file tojisjms.cpp.

{
        unsigned int    h, l;
        _LocaleUpdate _loc_update(plocinfo);
 
        if ( _loc_update.GetLocaleT()->mbcinfo->mbcodepage != _KANJI_CP )
            return (c);
 
        h = (c >> 8) & 0xff;
        l = c & 0xff;
 
        /* make sure input is valid shift-JIS */
        if ( (!(_ismbblead_l(h, _loc_update.GetLocaleT()))) || (!(_ismbbtrail_l(l, _loc_update.GetLocaleT()))) )
        {
            errno = EILSEQ;
            return 0;
        }
 
        h -= (h >= 0xa0) ? 0xc1 : 0x81;
        if(l >= 0x9f) {
            c = (h << 9) + 0x2200;
            c |= l - 0x7e;
        } else {
            c = (h << 9) + 0x2100;
            c |= l - ((l <= 0x7e) ? 0x1f : 0x20);
        }
 
        /* not all shift-JIS maps to JIS, so make sure output is valid */
        if ( (c>0x7E7E) || (c<0x2121) || ((c&0xFF)>0x7E) || ((c&0xFF)<0x21) )
        {
            errno = EILSEQ;
            return 0;
        }
 
        return c;
}

int()

unsigned int

(

__cdecl

_mbcjistojms

)

Definition at line 68 of file tojisjms.cpp.

{
    return _mbcjistojms_l(c, nullptr);
}