[Mono-bugs] [Bug 36509][Nor] New - wrong marshalling attributes

bugzilla-daemon@rocky.ximian.com bugzilla-daemon@rocky.ximian.com
Thu, 9 Jan 2003 05:47:30 -0500 (EST)


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Changed by dietmar@ximian.com.

http://bugzilla.ximian.com/show_bug.cgi?id=36509

--- shadow/36509	Thu Jan  9 05:47:30 2003
+++ shadow/36509.tmp.22543	Thu Jan  9 05:47:30 2003
@@ -0,0 +1,56 @@
+Bug#: 36509
+Product: Mono/MCS
+Version: unspecified
+OS: other
+OS Details: 
+Status: NEW   
+Resolution: 
+Severity: 
+Priority: Normal
+Component: Misc
+AssignedTo: mono-bugs@ximian.com                            
+ReportedBy: dietmar@ximian.com               
+QAContact: mono-bugs@ximian.com
+TargetMilestone: ---
+URL: 
+Cc: 
+Summary: wrong marshalling attributes
+
+mcs does not encode the specified marshalling attribute:
+
+------------------------------------
+using System.Runtime.InteropServices;
+
+public class Test {
+
+	[DllImport("libtest.so")]
+	private static extern void myFunction(
+		[MarshalAs(UnmanagedType.LPWStr)] string s,
+		int length );
+
+
+	public static int Main () {
+
+
+		string s = "ABC";
+		
+		Console.WriteLine( s.Length );
+		myFunction( s, s.Length );
+
+		return 0;		
+	}
+}
+-----------------------
+
+compile with mcs, and then run:
+
+>monodis --marshal pinvoke.exe
+FieldMarshal Table (1..1)
+1: (0x0005) Param 2: unknown
+
+
+when compiled with csc it get the correct result:
+
+>monodis --marshal pinvoke.exe
+FieldMarshal Table (1..1)
+1: (0x0003) Param 1: lpwstr