diff options
Diffstat (limited to 'jni/iconv/lib/utf8.h')
| -rw-r--r-- | jni/iconv/lib/utf8.h | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/jni/iconv/lib/utf8.h b/jni/iconv/lib/utf8.h deleted file mode 100644 index 9d07219..0000000 --- a/jni/iconv/lib/utf8.h +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Copyright (C) 1999-2001, 2004 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. - */ - -/* - * UTF-8 - */ - -/* Specification: RFC 3629 */ - -static int -utf8_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) -{ - unsigned char c = s[0]; - - if (c < 0x80) { - *pwc = c; - return 1; - } else if (c < 0xc2) { - return RET_ILSEQ; - } else if (c < 0xe0) { - if (n < 2) - return RET_TOOFEW(0); - if (!((s[1] ^ 0x80) < 0x40)) - return RET_ILSEQ; - *pwc = ((ucs4_t) (c & 0x1f) << 6) - | (ucs4_t) (s[1] ^ 0x80); - return 2; - } else if (c < 0xf0) { - if (n < 3) - return RET_TOOFEW(0); - if (!((s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 - && (c >= 0xe1 || s[1] >= 0xa0))) - return RET_ILSEQ; - *pwc = ((ucs4_t) (c & 0x0f) << 12) - | ((ucs4_t) (s[1] ^ 0x80) << 6) - | (ucs4_t) (s[2] ^ 0x80); - return 3; - } else if (c < 0xf8 && sizeof(ucs4_t)*8 >= 32) { - if (n < 4) - return RET_TOOFEW(0); - if (!((s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 - && (s[3] ^ 0x80) < 0x40 - && (c >= 0xf1 || s[1] >= 0x90))) - return RET_ILSEQ; - *pwc = ((ucs4_t) (c & 0x07) << 18) - | ((ucs4_t) (s[1] ^ 0x80) << 12) - | ((ucs4_t) (s[2] ^ 0x80) << 6) - | (ucs4_t) (s[3] ^ 0x80); - return 4; - } else if (c < 0xfc && sizeof(ucs4_t)*8 >= 32) { - if (n < 5) - return RET_TOOFEW(0); - if (!((s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 - && (s[3] ^ 0x80) < 0x40 && (s[4] ^ 0x80) < 0x40 - && (c >= 0xf9 || s[1] >= 0x88))) - return RET_ILSEQ; - *pwc = ((ucs4_t) (c & 0x03) << 24) - | ((ucs4_t) (s[1] ^ 0x80) << 18) - | ((ucs4_t) (s[2] ^ 0x80) << 12) - | ((ucs4_t) (s[3] ^ 0x80) << 6) - | (ucs4_t) (s[4] ^ 0x80); - return 5; - } else if (c < 0xfe && sizeof(ucs4_t)*8 >= 32) { - if (n < 6) - return RET_TOOFEW(0); - if (!((s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 - && (s[3] ^ 0x80) < 0x40 && (s[4] ^ 0x80) < 0x40 - && (s[5] ^ 0x80) < 0x40 - && (c >= 0xfd || s[1] >= 0x84))) - return RET_ILSEQ; - *pwc = ((ucs4_t) (c & 0x01) << 30) - | ((ucs4_t) (s[1] ^ 0x80) << 24) - | ((ucs4_t) (s[2] ^ 0x80) << 18) - | ((ucs4_t) (s[3] ^ 0x80) << 12) - | ((ucs4_t) (s[4] ^ 0x80) << 6) - | (ucs4_t) (s[5] ^ 0x80); - return 6; - } else - return RET_ILSEQ; -} - -static int -utf8_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) /* n == 0 is acceptable */ -{ - int count; - if (wc < 0x80) - count = 1; - else if (wc < 0x800) - count = 2; - else if (wc < 0x10000) - count = 3; - else if (wc < 0x200000) - count = 4; - else if (wc < 0x4000000) - count = 5; - else if (wc <= 0x7fffffff) - count = 6; - else - return RET_ILUNI; - if (n < count) - return RET_TOOSMALL; - switch (count) { /* note: code falls through cases! */ - case 6: r[5] = 0x80 | (wc & 0x3f); wc = wc >> 6; wc |= 0x4000000; - case 5: r[4] = 0x80 | (wc & 0x3f); wc = wc >> 6; wc |= 0x200000; - case 4: r[3] = 0x80 | (wc & 0x3f); wc = wc >> 6; wc |= 0x10000; - case 3: r[2] = 0x80 | (wc & 0x3f); wc = wc >> 6; wc |= 0x800; - case 2: r[1] = 0x80 | (wc & 0x3f); wc = wc >> 6; wc |= 0xc0; - case 1: r[0] = wc; - } - return count; -} |