diff options
Diffstat (limited to 'lib/unistr/u8-check.c')
| -rw-r--r-- | lib/unistr/u8-check.c | 49 |
1 files changed, 15 insertions, 34 deletions
diff --git a/lib/unistr/u8-check.c b/lib/unistr/u8-check.c index 53ece761..71658d93 100644 --- a/lib/unistr/u8-check.c +++ b/lib/unistr/u8-check.c @@ -1,12 +1,21 @@ /* Check UTF-8 string. - Copyright (C) 2002, 2006-2007, 2009-2015 Free Software Foundation, Inc. + Copyright (C) 2002, 2006-2007, 2009-2016 Free Software Foundation, Inc. Written by Bruno Haible <bruno@clisp.org>, 2002. - This program is free software: you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. + This program is free software: you can redistribute it and/or + modify it under the terms of either: + * the GNU Lesser General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at your + option) any later version. + + or + + * the GNU General Public License as published by the Free + Software Foundation; either version 2 of the License, or (at your + option) any later version. + + or both in parallel, as here. This program 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 @@ -63,40 +72,12 @@ u8_check (const uint8_t *s, size_t n) && (s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 && (s[3] ^ 0x80) < 0x40 && (c >= 0xf1 || s[1] >= 0x90) -#if 1 - && (c < 0xf4 || (c == 0xf4 && s[1] < 0x90)) -#endif - ) + && (c < 0xf4 || (c == 0xf4 && s[1] < 0x90))) { s += 4; continue; } } -#if 0 - else if (c < 0xfc) - { - if (s + 5 <= s_end - && (s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40 - && (s[3] ^ 0x80) < 0x40 && (s[4] ^ 0x80) < 0x40 - && (c >= 0xf9 || s[1] >= 0x88)) - { - s += 5; - continue; - } - } - else if (c < 0xfe) - { - if (s + 6 <= s_end - && (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)) - { - s += 6; - continue; - } - } -#endif } /* invalid or incomplete multibyte character */ return s; |