[Mono-bugs] [Bug 70471][Nor] New - Invalid Read with "\u00FF\u00FF" on BinaryReader
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bugzilla-daemon@bugzilla.ximian.com
Sat, 11 Dec 2004 17:43:27 -0500 (EST)
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Changed by bmaurer@users.sf.net.
http://bugzilla.ximian.com/show_bug.cgi?id=70471
--- shadow/70471 2004-12-11 17:43:27.000000000 -0500
+++ shadow/70471.tmp.20263 2004-12-11 17:43:27.000000000 -0500
@@ -0,0 +1,69 @@
+Bug#: 70471
+Product: Mono: Class Libraries
+Version: 1.1
+OS:
+OS Details:
+Status: NEW
+Resolution:
+Severity:
+Priority: Normal
+Component: CORLIB
+AssignedTo: mono-bugs@ximian.com
+ReportedBy: bmaurer@users.sf.net
+QAContact: mono-bugs@ximian.com
+TargetMilestone: ---
+URL:
+Cc:
+Summary: Invalid Read with "\u00FF\u00FF" on BinaryReader
+
+For the following program:
+
+using System;
+using System.IO;
+using System.Text;
+
+class X {
+ static void Main ()
+ {
+ MemoryStream s = new MemoryStream ();
+
+ StreamWriter sw = new StreamWriter (s, Encoding.UTF8);
+ sw.Write("\u00FF\u00FF");
+ sw.Flush ();
+
+ Console.WriteLine (BitConverter.ToString (s.ToArray ()));
+
+ s.Position = 0;
+ BinaryReader sr = new BinaryReader (s);
+
+ int r = sr.Read ();
+ Console.WriteLine (r);
+
+ r = sr.Read ();
+ Console.WriteLine (r);
+ if (r != 0xFF)
+ Console.WriteLine ("WRONG!!! 1");
+
+ r = sr.Read ();
+ Console.WriteLine (r);
+ if (r != 0xFF)
+ Console.WriteLine ("WRONG!!! 2");
+ sr.Close();
+ }
+}
+
+
+Mono gives:
+[benm@omega benm]$ mono t.exe
+EF-BB-BF-C3-BF-C3-BF
+255
+255
+-1
+WRONG!!! 2
+
+While msft gives:
+C:\Inetpub\ftproot>t
+EF-BB-BF-C3-BF-C3-BF
+65279
+255
+255