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Diffstat (limited to 'jni/iconv/lib/gbk.h')
| -rw-r--r-- | jni/iconv/lib/gbk.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/jni/iconv/lib/gbk.h b/jni/iconv/lib/gbk.h deleted file mode 100644 index b6ff526..0000000 --- a/jni/iconv/lib/gbk.h +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (C) 1999-2001, 2005, 2008 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, write to the Free Software Foundation, Inc., 51 Franklin Street, - * Fifth Floor, Boston, MA 02110-1301, USA. - */ - -/* - * GBK - */ - -/* - * GBK, as described in Ken Lunde's book, is an extension of GB 2312-1980 - * (shifted by adding 0x8080 to the range 0xA1A1..0xFEFE, as used in EUC-CN). - * It adds the following ranges: - * - * (part of GBK/1) 0xA2A1-0xA2AA Small Roman numerals - * GBK/3 0x{81-A0}{40-7E,80-FE} 6080 new characters, all in Unicode - * GBK/4 0x{AA-FE}{40-7E,80-A0} 8160 new characters, 8080 in Unicode - * GBK/5 0x{A8-A9}{40-7E,80-A0} 166 new characters, 153 in Unicode - * - * Furthermore, all four tables I have looked at - * - the CP936 table by Microsoft, found on ftp.unicode.org in 1999, - * - the GBK table by Sun, investigated on a Solaris 2.7 machine, - * - the GBK tables by CWEX, found in the Big5+ package, - * - the GB18030 standard (second printing), - * agree in the following extensions. (Ken Lunde must have overlooked these - * differences between GB2312 and GBK. Also, the CWEX tables have additional - * differences.) - * - * 1. Some characters in the GB2312 range are defined differently: - * - * code GB2312 GBK - * 0xA1A4 0x30FB # KATAKANA MIDDLE DOT 0x00B7 # MIDDLE DOT - * 0xA1AA 0x2015 # HORIZONTAL BAR 0x2014 # EM DASH - * - * 2. 19 characters added in the range 0xA6E0-0xA6F5. - * - * 3. 4 characters added in the range 0xA8BB-0xA8C0. - * - * CP936 as of 1999 was identical to GBK. However, since 1999, Microsoft has - * added new mappings to CP936... - */ - -#include "gbkext1.h" -#include "gbkext2.h" -#include "gbkext_inv.h" -#include "cp936ext.h" - -static int -gbk_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) -{ - unsigned char c = *s; - - if (c >= 0x81 && c < 0xff) { - if (n < 2) - return RET_TOOFEW(0); - if (c >= 0xa1 && c <= 0xf7) { - unsigned char c2 = s[1]; - if (c == 0xa1) { - if (c2 == 0xa4) { - *pwc = 0x00b7; - return 2; - } - if (c2 == 0xaa) { - *pwc = 0x2014; - return 2; - } - } - if (c2 >= 0xa1 && c2 < 0xff) { - unsigned char buf[2]; - int ret; - buf[0] = c-0x80; buf[1] = c2-0x80; - ret = gb2312_mbtowc(conv,pwc,buf,2); - if (ret != RET_ILSEQ) - return ret; - buf[0] = c; buf[1] = c2; - ret = cp936ext_mbtowc(conv,pwc,buf,2); - if (ret != RET_ILSEQ) - return ret; - } - } - if (c >= 0x81 && c <= 0xa0) - return gbkext1_mbtowc(conv,pwc,s,2); - if (c >= 0xa8 && c <= 0xfe) - return gbkext2_mbtowc(conv,pwc,s,2); - if (c == 0xa2) { - unsigned char c2 = s[1]; - if (c2 >= 0xa1 && c2 <= 0xaa) { - *pwc = 0x2170+(c2-0xa1); - return 2; - } - } - } - return RET_ILSEQ; -} - -static int -gbk_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) -{ - unsigned char buf[2]; - int ret; - - if (wc != 0x30fb && wc != 0x2015) { - ret = gb2312_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; - } - } - ret = gbkext_inv_wctomb(conv,buf,wc,2); - if (ret != RET_ILUNI) { - if (ret != 2) abort(); - if (n < 2) - return RET_TOOSMALL; - r[0] = buf[0]; - r[1] = buf[1]; - return 2; - } - if (wc >= 0x2170 && wc <= 0x2179) { - if (n < 2) - return RET_TOOSMALL; - r[0] = 0xa2; - r[1] = 0xa1 + (wc-0x2170); - return 2; - } - ret = cp936ext_wctomb(conv,buf,wc,2); - if (ret != RET_ILUNI) { - if (ret != 2) abort(); - if (n < 2) - return RET_TOOSMALL; - r[0] = buf[0]; - r[1] = buf[1]; - return 2; - } - if (wc == 0x00b7) { - if (n < 2) - return RET_TOOSMALL; - r[0] = 0xa1; - r[1] = 0xa4; - return 2; - } - if (wc == 0x2014) { - if (n < 2) - return RET_TOOSMALL; - r[0] = 0xa1; - r[1] = 0xaa; - return 2; - } - - return RET_ILUNI; -} |