kc3-lang/libiconv/lib/euc_kr.h

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• Hash : 91f96be0
  Author :
  Date : 2021-06-06T11:51:12
  

  Change the license of the library from LGPL 2.0 to LGPL 2.1.
  

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• lib/euc_kr.h

• /*
   * Copyright (C) 1999-2001, 2007, 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 2.1
   * 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/>.
   */
  
  /*
   * EUC-KR
   */
  
  /* Specification: RFC 1557 */
  
  static int
  euc_kr_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
  {
    unsigned char c = *s;
    /* Code set 0 (ASCII or KS C 5636-1993) */
    if (c < 0x80)
      return ascii_mbtowc(conv,pwc,s,n);
    /* Code set 1 (KS C 5601-1992, now KS X 1001:2002) */
    if (c >= 0xa1 && c < 0xff) {
      if (n < 2)
        return RET_TOOFEW(0);
      {
        unsigned char c2 = s[1];
        if (c2 >= 0xa1 && c2 < 0xff) {
          unsigned char buf[2];
          buf[0] = c-0x80; buf[1] = c2-0x80;
          return ksc5601_mbtowc(conv,pwc,buf,2);
        } else
          return RET_ILSEQ;
      }
    }
    return RET_ILSEQ;
  }
  
  static int
  euc_kr_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
  {
    unsigned char buf[2];
    int ret;
  
    /* Code set 0 (ASCII or KS C 5636-1993) */
    ret = ascii_wctomb(conv,r,wc,n);
    if (ret != RET_ILUNI)
      return ret;
  
    /* Code set 1 (KS C 5601-1992, now KS X 1001:2002) */
    ret = ksc5601_wctomb(conv,buf,wc,2);
    if (ret != RET_ILUNI) {
      if (ret != 2) abort();
      if (n < 2)
        return RET_TOOSMALL;
      r[0] = buf[0]+0x80;
      r[1] = buf[1]+0x80;
      return 2;
    }
  
    return RET_ILUNI;
  }
  

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