#include <stdio.h>
#include <mbctype.h>
#include <mbstring.h>

const unsigned char chars[] = {
    ' ',
    '.',
    '1',
    'A',
    0x81,0x40, /* double-byte space */
    0x82,0x00  /* invalid double-byte */
};

#define SIZE sizeof( chars ) / sizeof( unsigned char )

void main()
{
    int     i;

    _setmbcp( 932 );
    for( i = 0; i < SIZE; i++ ) {
        printf( "0x%2.2x %d\n", chars[i],
                _mbterm( &chars[i] ) );
    }
}