diff options
author | Parabola <dev@list.parabolagnulinux.org> | 2011-04-05 14:26:38 +0000 |
---|---|---|
committer | Parabola <dev@list.parabolagnulinux.org> | 2011-04-05 14:26:38 +0000 |
commit | 415856bdd4f48ab4f2732996f0bae58595092bbe (patch) | |
tree | ede2018b591f6dfb477fe9341ba17b9bc000fab9 /extra/qt3/utf8-bug-qt3.diff |
Tue Apr 5 14:26:38 UTC 2011
Diffstat (limited to 'extra/qt3/utf8-bug-qt3.diff')
-rw-r--r-- | extra/qt3/utf8-bug-qt3.diff | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/extra/qt3/utf8-bug-qt3.diff b/extra/qt3/utf8-bug-qt3.diff new file mode 100644 index 000000000..43e84a99f --- /dev/null +++ b/extra/qt3/utf8-bug-qt3.diff @@ -0,0 +1,101 @@ +--- src/codecs/qutfcodec.cpp ++++ src/codecs/qutfcodec.cpp +@@ -154,6 +154,7 @@ + + class QUtf8Decoder : public QTextDecoder { + uint uc; ++ uint min_uc; + int need; + bool headerDone; + public: +@@ -167,8 +168,9 @@ + result.setLength( len ); // worst case + QChar *qch = (QChar *)result.unicode(); + uchar ch; ++ int error = -1; + for (int i=0; i<len; i++) { +- ch = *chars++; ++ ch = chars[i]; + if (need) { + if ( (ch&0xc0) == 0x80 ) { + uc = (uc << 6) | (ch & 0x3f); +@@ -182,6 +184,8 @@ + *qch++ = QChar(high); + *qch++ = QChar(low); + headerDone = TRUE; ++ } else if ((uc < min_uc) || (uc >= 0xd800 && uc <= 0xdfff) || (uc >= 0xfffe)) { ++ *qch++ = QChar::replacement; + } else { + if (headerDone || QChar(uc) != QChar::byteOrderMark) + *qch++ = uc; +@@ -190,6 +194,7 @@ + } + } else { + // error ++ i = error; + *qch++ = QChar::replacement; + need = 0; + } +@@ -200,12 +205,21 @@ + } else if ((ch & 0xe0) == 0xc0) { + 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++ = QChar::replacement; + } + } + } +--- src/tools/qstring.cpp ++++ src/tools/qstring.cpp +@@ -5805,6 +5805,7 @@ + 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; +@@ -5822,6 +5823,12 @@ + 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; + } +@@ -5844,14 +5851,17 @@ + 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); |