/*
 * Copyright (C) 1999-2004, 2016 Free Software Foundation, Inc.
 * This file is part of the GNU LIBICONV Library.
 *
 * The GNU LIBICONV Library is free software; you can redistribute it
 * and/or modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * The GNU LIBICONV Library is distributed in the hope that it will be
 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
 * If not, see <https://www.gnu.org/licenses/>.
 */

/*
 * ISO-8859-11
 */

static int
iso8859_11_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
{
  unsigned char c = *s;
  if (c < 0xa1) {
    *pwc = (ucs4_t) c;
    return 1;
  }
  else if (c <= 0xfb && !(c >= 0xdb && c <= 0xde)) {
    *pwc = (ucs4_t) (c + 0x0d60);
    return 1;
  }
  return RET_ILSEQ;
}

static int
iso8859_11_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
{
  if (wc < 0x00a1) {
    *r = wc;
    return 1;
  }
  else if (wc >= 0x0e01 && wc <= 0x0e5b && !(wc >= 0x0e3b && wc <= 0x0e3e)) {
    *r = wc-0x0d60;
    return 1;
  }
  return RET_ILUNI;
}
