rename

0077-utf8-decoder-fixes.diff

@@ -1,109 +0,0 @@
-qt-bugs@ issue : N154454
-bugs.kde.org number : none
-applied: no
-author: Dirk Mueller <mueller@kde.org>
-
-This patch makes the utf8 decoders in Qt reject overlong
-sequences, like required.
-
---- 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);