reactos/sdk/lib/crt/mbstring/jmstojis.c

34 lines
669 B
C

#include <precomp.h>
#include <mbstring.h>
#include <locale.h>
/*
* @implemented
*/
unsigned int __cdecl _mbcjmstojis(unsigned int c)
{
/* Conversion takes place only when codepage is 932.
In all other cases, c is returned unchanged */
if(get_mbcinfo()->mbcodepage == 932)
{
if(_ismbclegal(c) && HIBYTE(c) < 0xf0)
{
if(HIBYTE(c) >= 0xe0)
c -= 0x4000;
c = (((HIBYTE(c) - 0x81)*2 + 0x21) << 8) | LOBYTE(c);
if(LOBYTE(c) > 0x7f)
c -= 0x1;
if(LOBYTE(c) > 0x9d)
c += 0x83;
else
c -= 0x1f;
}
else
return 0; /* Codepage is 932, but c can't be converted */
}
return c;
}