Path: chuka.playstation.co.uk!news
From: Developer Support <dev_support@interactive.sony.com>
Newsgroups: scee.yaroze.programming.libraries
Subject: Re: Shift JIS inof
Date: Thu, 29 May 1997 11:23:07 +0100
Organization: Sony Computer Entertainment Europe
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Message-ID: <338D590B.3EF5@interactive.sony.com>
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Ken Lam wrote:
> 
> I've been experimenting with writing files to the memory card and it
> turns out
> that the textual name of a file in the OSD needs to be in Shift Jis, not
> plain
> ASCII.
> 
> I created the routine below by examining the file created by SIOCONS, but
> can
> anyone do better?
> 
> Specifically I will eventually need to use punctuation and special
> characters
> such as accented letters -- where can I find more info on Shift Jis?
> 
> Ken Lam
> ESP Software
> 
> PS Please note that <ctype.h> on the Yaroze PC CD-ROM will cause an error
> in
> linking (_ctype_ undefined reference), the fix is on the Web site.
> 
> #include <ctype.h>
> //-----------------------------------------------------------------------------
> int ConvertAsciiToShiftJis(const char* asc, char* sjs)
> {
> 
> //      (hex numbers)
> //      ASCII     'A' =    41, 'a' =    61
> //                        '0' =    30, ' ' =    20
> //      Shift JIS 'A' = 82 60, 'a' = 82 81
> //                        '0' = 81 4f, ' ' = 81 40
> 
>         char* AsciiPos = (char *) asc;
>         char* ShiftJisPos = sjs;
> 
>         do
>         {
>                 if( isupper(*AsciiPos) )
>                 {
>                         *ShiftJisPos++ = 0x82;
>                         *ShiftJisPos++ = (*AsciiPos) + 0x1f;
>                 }
>                 else if( islower(*AsciiPos) )
>                 {
>                         *ShiftJisPos++ = 0x82;
>                         *ShiftJisPos++ = (*AsciiPos) + 0x20;
>                 }
>                 else if( isdigit(*AsciiPos) )
>                 {
>                         *ShiftJisPos++ = 0x82;
>                         *ShiftJisPos++ = (*AsciiPos) - '0' + 0x4f;
>                 }
>                 else if( isspace(*AsciiPos) )
>                 {
>                         *ShiftJisPos++ = 0x81;
>                         *ShiftJisPos++ = 0x40;
>                 }
>                 else if( *AsciiPos == '\0' )
>                 {
>                         // first char might '\0' (string length == 0)
>                         break;
>                 }
>                 else
>                 {
>                         // unknown character or character currently not
> handled
>                         // just ignore the character
>                 } // end if
> 
>         } while( *AsciiPos++ != '\0');
> 
>         // terminate string
>                         *ShiftJisPos++ = 0x00;
>                         *ShiftJisPos++ = 0x00;
> }
> 
> //-----------------------------------------------------------------------------



See the new <asc2sjis> demo in the new download area.
While not complete, it's largely there.

Lewis