diff options
author | sereglond <sereglond@yandex-team.ru> | 2022-02-10 16:47:47 +0300 |
---|---|---|
committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:47 +0300 |
commit | 73bb02f2495181e0719a800f979df508924f4b71 (patch) | |
tree | c0748b5dcbade83af788c0abfa89c0383d6b779c /contrib/libs/libiconv/dec_hanyu.h | |
parent | eb3d925534734c808602b31b38b953677f0a279f (diff) | |
download | ydb-73bb02f2495181e0719a800f979df508924f4b71.tar.gz |
Restoring authorship annotation for <sereglond@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/libiconv/dec_hanyu.h')
-rw-r--r-- | contrib/libs/libiconv/dec_hanyu.h | 230 |
1 files changed, 115 insertions, 115 deletions
diff --git a/contrib/libs/libiconv/dec_hanyu.h b/contrib/libs/libiconv/dec_hanyu.h index 8516cb6741..065fd5d515 100644 --- a/contrib/libs/libiconv/dec_hanyu.h +++ b/contrib/libs/libiconv/dec_hanyu.h @@ -1,115 +1,115 @@ -/* - * Copyright (C) 2001, 2005 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. - */ - -/* - * DEC-HANYU - */ - -static int -dec_hanyu_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) -{ - unsigned char c = *s; - /* Code set 0 (ASCII) */ - if (c < 0x80) - return ascii_mbtowc(conv,pwc,s,n); - /* Code set 1 (CNS 11643-1992 Plane 1), - Code set 2 (CNS 11643-1992 Plane 2), - Code set 3 (CNS 11643-1992 Plane 3) */ - if (c >= 0xa1 && c < 0xff) { - if (n < 2) - return RET_TOOFEW(0); - { - unsigned char c2 = s[1]; - if (c == 0xc2 && c2 == 0xcb) { - if (n < 4) - return RET_TOOFEW(0); - if (s[2] >= 0xa1 && s[2] < 0xff && s[3] >= 0xa1 && s[3] < 0xff) { - unsigned char buf[2]; - int ret; - buf[0] = s[2]-0x80; buf[1] = s[3]-0x80; - ret = cns11643_3_mbtowc(conv,pwc,buf,2); - if (ret != RET_ILSEQ) { - if (ret != 2) abort(); - return 4; - } - } - } else if (c2 >= 0xa1 && c2 < 0xff) { - if (c != 0xc2 || c2 < 0xc2) { - unsigned char buf[2]; - buf[0] = c-0x80; buf[1] = c2-0x80; - return cns11643_1_mbtowc(conv,pwc,buf,2); - } - } else if (c2 >= 0x21 && c2 < 0x7f) { - unsigned char buf[2]; - buf[0] = c-0x80; buf[1] = c2; - return cns11643_2_mbtowc(conv,pwc,buf,2); - } - } - } - return RET_ILSEQ; -} - -static int -dec_hanyu_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) -{ - unsigned char buf[3]; - int ret; - - /* Code set 0 (ASCII) */ - ret = ascii_wctomb(conv,r,wc,n); - if (ret != RET_ILUNI) - return ret; - - ret = cns11643_wctomb(conv,buf,wc,3); - if (ret != RET_ILUNI) { - if (ret != 3) abort(); - - /* Code set 1 (CNS 11643-1992 Plane 1) */ - if (buf[0] == 1 && (buf[1] != 0x42 || buf[2] < 0x42)) { - if (n < 2) - return RET_TOOSMALL; - r[0] = buf[1]+0x80; - r[1] = buf[2]+0x80; - return 2; - } - - /* Code set 2 (CNS 11643-1992 Plane 2) */ - if (buf[0] == 2) { - if (n < 2) - return RET_TOOSMALL; - r[0] = buf[1]+0x80; - r[1] = buf[2]; - return 2; - } - - /* Code set 3 (CNS 11643-1992 Plane 3) */ - if (buf[0] == 3) { - if (n < 4) - return RET_TOOSMALL; - r[0] = 0xc2; - r[1] = 0xcb; - r[2] = buf[1]+0x80; - r[3] = buf[2]+0x80; - return 4; - } - } - - return RET_ILUNI; -} +/* + * Copyright (C) 2001, 2005 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. + */ + +/* + * DEC-HANYU + */ + +static int +dec_hanyu_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) +{ + unsigned char c = *s; + /* Code set 0 (ASCII) */ + if (c < 0x80) + return ascii_mbtowc(conv,pwc,s,n); + /* Code set 1 (CNS 11643-1992 Plane 1), + Code set 2 (CNS 11643-1992 Plane 2), + Code set 3 (CNS 11643-1992 Plane 3) */ + if (c >= 0xa1 && c < 0xff) { + if (n < 2) + return RET_TOOFEW(0); + { + unsigned char c2 = s[1]; + if (c == 0xc2 && c2 == 0xcb) { + if (n < 4) + return RET_TOOFEW(0); + if (s[2] >= 0xa1 && s[2] < 0xff && s[3] >= 0xa1 && s[3] < 0xff) { + unsigned char buf[2]; + int ret; + buf[0] = s[2]-0x80; buf[1] = s[3]-0x80; + ret = cns11643_3_mbtowc(conv,pwc,buf,2); + if (ret != RET_ILSEQ) { + if (ret != 2) abort(); + return 4; + } + } + } else if (c2 >= 0xa1 && c2 < 0xff) { + if (c != 0xc2 || c2 < 0xc2) { + unsigned char buf[2]; + buf[0] = c-0x80; buf[1] = c2-0x80; + return cns11643_1_mbtowc(conv,pwc,buf,2); + } + } else if (c2 >= 0x21 && c2 < 0x7f) { + unsigned char buf[2]; + buf[0] = c-0x80; buf[1] = c2; + return cns11643_2_mbtowc(conv,pwc,buf,2); + } + } + } + return RET_ILSEQ; +} + +static int +dec_hanyu_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) +{ + unsigned char buf[3]; + int ret; + + /* Code set 0 (ASCII) */ + ret = ascii_wctomb(conv,r,wc,n); + if (ret != RET_ILUNI) + return ret; + + ret = cns11643_wctomb(conv,buf,wc,3); + if (ret != RET_ILUNI) { + if (ret != 3) abort(); + + /* Code set 1 (CNS 11643-1992 Plane 1) */ + if (buf[0] == 1 && (buf[1] != 0x42 || buf[2] < 0x42)) { + if (n < 2) + return RET_TOOSMALL; + r[0] = buf[1]+0x80; + r[1] = buf[2]+0x80; + return 2; + } + + /* Code set 2 (CNS 11643-1992 Plane 2) */ + if (buf[0] == 2) { + if (n < 2) + return RET_TOOSMALL; + r[0] = buf[1]+0x80; + r[1] = buf[2]; + return 2; + } + + /* Code set 3 (CNS 11643-1992 Plane 3) */ + if (buf[0] == 3) { + if (n < 4) + return RET_TOOSMALL; + r[0] = 0xc2; + r[1] = 0xcb; + r[2] = buf[1]+0x80; + r[3] = buf[2]+0x80; + return 4; + } + } + + return RET_ILUNI; +} |