openbsd-ports/x11/qt3/patches/patch-src_tools_qstring_cpp
espie a30e3ddd6c regen patches.
handle utf8 encoding better.
2007-03-31 22:49:46 +00:00

43 lines
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$OpenBSD: patch-src_tools_qstring_cpp,v 1.1 2007/03/31 22:49:46 espie Exp $
--- src/tools/qstring.cpp.orig Thu Oct 19 16:25:03 2006
+++ src/tools/qstring.cpp Sat Mar 31 14:51:51 2007
@@ -5799,6 +5799,7 @@ QString QString::fromUtf8( const char* utf8, int len )
result.setLength( len ); // worst case
QChar *qch = (QChar *)result.unicode();
uint uc = 0;
+ uint min_uc = 0;
int need = 0;
int error = -1;
uchar ch;
@@ -5816,6 +5817,12 @@ QString QString::fromUtf8( const char* utf8, int len )
unsigned short low = uc%0x400 + 0xdc00;
*qch++ = QChar(high);
*qch++ = QChar(low);
+ } else if (uc < min_uc || (uc >= 0xd800 && uc <= 0xdfff) || (uc >= 0xfffe)) {
+ // overlong seqence, UTF16 surrogate or BOM
+ i = error;
+ qch = addOne(qch, result);
+ *qch++ = QChar(0xdbff);
+ *qch++ = QChar(0xde00+((uchar)utf8[i]));
} else {
*qch++ = uc;
}
@@ -5838,14 +5845,17 @@ QString QString::fromUtf8( const char* utf8, int len )
uc = ch & 0x1f;
need = 1;
error = i;
+ min_uc = 0x80;
} else if ((ch & 0xf0) == 0xe0) {
uc = ch & 0x0f;
need = 2;
error = i;
+ min_uc = 0x800;
} else if ((ch&0xf8) == 0xf0) {
uc = ch & 0x07;
need = 3;
error = i;
+ min_uc = 0x10000;
} else {
// Error
qch = addOne(qch, result);