started working on Qt3, made my own folder, when work is done, I will bring it into the main branch

1 files changed, 101 insertions, 0 deletions

diff --git a/arch/calvin/trinity-qt3/old-patches/utf8-bug-qt3.diff b/arch/calvin/trinity-qt3/old-patches/utf8-bug-qt3.diff
new file mode 100644
index 000000000..43e84a99f
--- /dev/null
+++ b/arch/calvin/trinity-qt3/old-patches/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);