2 * Copyright (C) 1999-2001, 2016 Free Software Foundation, Inc.
3 * This file is part of the GNU LIBICONV Library.
5 * The GNU LIBICONV Library is free software; you can redistribute it
6 * and/or modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either version 2.1
8 * of the License, or (at your option) any later version.
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 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
17 * If not, see <https://www.gnu.org/licenses/>.
21 * CNS 11643-1992 plane 4
25 * The table has been split into two parts. Each part's entries fit it 16 bits.
26 * But the combined table would need 17 bits per entry.
28 #include "cns11643_4a.h"
29 #include "cns11643_4b.h"
32 cns11643_4_mbtowc (conv_t conv
, ucs4_t
*pwc
, const unsigned char *s
, size_t n
)
34 unsigned char c1
= s
[0];
35 if ((c1
>= 0x21 && c1
<= 0x6e)) {
37 unsigned char c2
= s
[1];
38 if (c2
>= 0x21 && c2
< 0x7f) {
39 unsigned int i
= 94 * (c1
- 0x21) + (c2
- 0x21);
44 swc
= cns11643_4a_2uni_page21
[i
],
45 wc
= cns11643_4a_2uni_upages
[swc
>>8] | (swc
& 0xff);
47 swc
= cns11643_4b_2uni_page40
[i
-2914],
48 wc
= cns11643_4b_2uni_upages
[swc
>>8] | (swc
& 0xff);