julius/charconv_libjcode.c

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/*
 * Copyright (c) 1991-2011 Kawahara Lab., Kyoto University
 * Copyright (c) 2000-2005 Shikano Lab., Nara Institute of Science and Technology
 * Copyright (c) 2005-2011 Julius project team, Nagoya Institute of Technology
 * All rights reserved
 */

#include "app.h"

#ifdef CHARACTER_CONVERSION
#ifdef USE_LIBJCODE

#include "libjcode/jlib.h"
static int convert_to = SJIS; 

boolean
charconv_libjcode_setup(char *fromcode, char *tocode, boolean *enable_conv)
{
  if (tocode == NULL) {
    /* disable conversion */
    *enable_conv = FALSE;
  } else {
    if (strmatch(tocode, "sjis")
        || strmatch(tocode, "sjis-win")
        || strmatch(tocode, "shift-jis")
        || strmatch(tocode, "shift_jis")) {
      convert_to = SJIS;
    } else if (strmatch(tocode, "euc-jp")
               || strmatch(tocode, "euc")
               || strmatch(tocode, "eucjp")) {
      convert_to = EUC;
    } else if (strmatch(tocode, "jis")) {
      convert_to = JIS;
    } else {
      jlog("Error: charconv_libjcode: character set \"%s\" not supported\n", tocode);
      jlog("Error: charconv_libjcode: only \"sjis\", \"euc-jp\" and \"jis\" can be used with libjcode.\n");
      *enable_conv = FALSE;
      return FALSE;
    }
    *enable_conv = TRUE;
  }
  return TRUE;
}

char *
charconv_libjcode(char *instr, char *outstr, int maxoutlen)
{
  switch(convert_to) {
  case SJIS:
    toStringSJIS(instr, outstr, maxoutlen);
    break;
  case EUC:
    toStringEUC(instr, outstr, maxoutlen);
    break;
  case JIS:
    toStringJIS(instr, outstr, maxoutlen);
    break;
  }
  return(outstr);
}

#endif /* USE_LIBJCODE */
#endif /* CHARACTER_CONVERSION */