You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.2 KiB
66 lines
2.2 KiB
/* |
|
* Copyright (C) 1999-2001, 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 Library 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 |
|
* Library General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Library General Public |
|
* License along with the GNU LIBICONV Library; see the file COPYING.LIB. |
|
* If not, see <http://www.gnu.org/licenses/>. |
|
*/ |
|
|
|
/* |
|
* GB/T 12345-1990 |
|
*/ |
|
|
|
/* |
|
* GB/T 12345-1990 is a traditional chinese counterpart of GB 2312-1986. |
|
* According to the unicode.org tables: |
|
* 2146 characters have been changed to their traditional counterpart, |
|
* 103 characters have been added, no characters have been removed. |
|
* Therefore we use an auxiliary table, which contains only the changes. |
|
*/ |
|
|
|
#include "gb12345ext.h" |
|
|
|
static int |
|
gb12345_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n) |
|
{ |
|
int ret; |
|
|
|
/* The gb12345ext table overrides some entries in the gb2312 table. */ |
|
/* Try the GB12345 extensions -> Unicode table. */ |
|
ret = gb12345ext_mbtowc(conv,pwc,s,n); |
|
if (ret != RET_ILSEQ) |
|
return ret; |
|
/* Try the GB2312 -> Unicode table. */ |
|
ret = gb2312_mbtowc(conv,pwc,s,n); |
|
return ret; |
|
} |
|
|
|
static int |
|
gb12345_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n) |
|
{ |
|
int ret; |
|
|
|
/* The gb12345ext table overrides some entries in the gb2312 table. */ |
|
/* Try the Unicode -> GB12345 extensions table. */ |
|
ret = gb12345ext_wctomb(conv,r,wc,n); |
|
if (ret != RET_ILUNI) |
|
return ret; |
|
/* Try the Unicode -> GB2312 table, and check that the resulting GB2312 |
|
byte sequence is not overridden by the GB12345 extensions table. */ |
|
ret = gb2312_wctomb(conv,r,wc,n); |
|
if (ret == 2 && gb12345ext_mbtowc(conv,&wc,r,2) == 2) |
|
return RET_ILUNI; |
|
else |
|
return ret; |
|
}
|
|
|