From d322b26fb4773843750856e95db5f12be385a6ba Mon Sep 17 00:00:00 2001 From: Rui Hirokawa Date: Sat, 6 Aug 2011 02:22:38 +0000 Subject: [PATCH] MFH: added ill-formed utf-8 check for 0xEDXXXX. --- ext/mbstring/libmbfl/filters/mbfilter_utf8.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/ext/mbstring/libmbfl/filters/mbfilter_utf8.c b/ext/mbstring/libmbfl/filters/mbfilter_utf8.c index 6e81fbc1c4..94aaadd8aa 100644 --- a/ext/mbstring/libmbfl/filters/mbfilter_utf8.c +++ b/ext/mbstring/libmbfl/filters/mbfilter_utf8.c @@ -124,10 +124,12 @@ int mbfl_filt_conv_utf8_wchar(int c, mbfl_convert_filter *filter) CK((*filter->output_function)(w, filter->data)); } break; - case 0x20: /* 3byte code 2nd char: 0:0xa0-0xbf,1-F:0x80-0x9f */ + case 0x20: /* 3byte code 2nd char: 0:0xa0-0xbf,D:0x80-9F,1-C,E-F:0x80-0x9f */ s = filter->cache | ((c & 0x3f) << 6); c1 = (s >> 12) & 0xf; - if ((c1 == 0x0 && c >= 0xa0) || c1 > 0) { + if ((c1 == 0x0 && c >= 0xa0) || + (c1 == 0xd && c < 0xa0) || + (c1 > 0x0 && c1 != 0xd)) { filter->cache = s; filter->status++; } else { @@ -235,7 +237,9 @@ static int mbfl_filt_ident_utf8(int c, mbfl_identify_filter *filter) } else if (c < 0xc0) { switch (filter->status) { case 0x20: /* 3 byte code 2nd char */ - if ((c1 == 0x0 && c >= 0xa0) || c1 > 0x0) { + if ((c1 == 0x0 && c >= 0xa0) || + (c1 == 0xd && c < 0xa0) || + (c1 > 0x0 && c1 != 0xd)) { filter->status++; } else { filter->flag = 1; /* bad */ -- 2.40.0