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Annotation of embedaddon/libiconv/lib/euc_kr.h, revision 1.1.1.2

1.1       misho       1: /*
1.1.1.2 ! misho       2:  * Copyright (C) 1999-2001, 2007, 2016 Free Software Foundation, Inc.
1.1       misho       3:  * This file is part of the GNU LIBICONV Library.
                      4:  *
                      5:  * The GNU LIBICONV Library is free software; you can redistribute it
                      6:  * and/or modify it under the terms of the GNU Library General Public
                      7:  * License as published by the Free Software Foundation; either version 2
                      8:  * of the License, or (at your option) any later version.
                      9:  *
                     10:  * The GNU LIBICONV Library is distributed in the hope that it will be
                     11:  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     13:  * Library General Public License for more details.
                     14:  *
                     15:  * You should have received a copy of the GNU Library General Public
                     16:  * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
1.1.1.2 ! misho      17:  * If not, see <https://www.gnu.org/licenses/>.
1.1       misho      18:  */
                     19: 
                     20: /*
                     21:  * EUC-KR
                     22:  */
                     23: 
                     24: /* Specification: RFC 1557 */
                     25: 
                     26: static int
1.1.1.2 ! misho      27: euc_kr_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
1.1       misho      28: {
                     29:   unsigned char c = *s;
                     30:   /* Code set 0 (ASCII or KS C 5636-1993) */
                     31:   if (c < 0x80)
                     32:     return ascii_mbtowc(conv,pwc,s,n);
                     33:   /* Code set 1 (KS C 5601-1992, now KS X 1001:2002) */
                     34:   if (c >= 0xa1 && c < 0xff) {
                     35:     if (n < 2)
                     36:       return RET_TOOFEW(0);
                     37:     {
                     38:       unsigned char c2 = s[1];
                     39:       if (c2 >= 0xa1 && c2 < 0xff) {
                     40:         unsigned char buf[2];
                     41:         buf[0] = c-0x80; buf[1] = c2-0x80;
                     42:         return ksc5601_mbtowc(conv,pwc,buf,2);
                     43:       } else
                     44:         return RET_ILSEQ;
                     45:     }
                     46:   }
                     47:   return RET_ILSEQ;
                     48: }
                     49: 
                     50: static int
1.1.1.2 ! misho      51: euc_kr_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
1.1       misho      52: {
                     53:   unsigned char buf[2];
                     54:   int ret;
                     55: 
                     56:   /* Code set 0 (ASCII or KS C 5636-1993) */
                     57:   ret = ascii_wctomb(conv,r,wc,n);
                     58:   if (ret != RET_ILUNI)
                     59:     return ret;
                     60: 
                     61:   /* Code set 1 (KS C 5601-1992, now KS X 1001:2002) */
                     62:   ret = ksc5601_wctomb(conv,buf,wc,2);
                     63:   if (ret != RET_ILUNI) {
                     64:     if (ret != 2) abort();
                     65:     if (n < 2)
                     66:       return RET_TOOSMALL;
                     67:     r[0] = buf[0]+0x80;
                     68:     r[1] = buf[1]+0x80;
                     69:     return 2;
                     70:   }
                     71: 
                     72:   return RET_ILUNI;
                     73: }