[dotgnu-pnet-commits] pnetlib/DotGNU.SSL GNUTLS.cs

[Deryk Robosson]

CVSROOT:        /sources/dotgnu-pnet
Module name:    pnetlib
Branch:         
Changes by:     Deryk Robosson <address@hidden> 06/05/13 06:46:08

Modified files:
        DotGNU.SSL     : GNUTLS.cs 

Log message:
        gnutls_datum had managed resources that should be freed when required 
(yes, even for structs)

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/dotgnu-pnet/pnetlib/DotGNU.SSL/GNUTLS.cs.diff?tr1=1.5&tr2=1.6&r1=text&r2=text

Patches:
Index: pnetlib/DotGNU.SSL/GNUTLS.cs
diff -u pnetlib/DotGNU.SSL/GNUTLS.cs:1.5 pnetlib/DotGNU.SSL/GNUTLS.cs:1.6
--- pnetlib/DotGNU.SSL/GNUTLS.cs:1.5    Sat May 13 06:25:55 2006
+++ pnetlib/DotGNU.SSL/GNUTLS.cs        Sat May 13 06:46:08 2006
@@ -681,10 +681,11 @@
                         ref gnutls_datum key, Int type);
 
        [StructLayout(LayoutKind.Sequential)]
-       private struct gnutls_datum
+       private struct gnutls_datum : IDisposable
        {
                public IntPtr data;
                public UInt size;
+               private bool isDisposed;
 
                // Constructor.
                public gnutls_datum(byte[] value)
@@ -694,6 +695,27 @@
                                        size = (UInt)(value.Length);
                                }
 
+               // Finalizer.
+               // structs do not normally have finalizers, however
+               // this one has unmanaged resources that needs to be freed
+               ~gnutls_datum()
+                               {
+                                       if(isDisposed == false)
+                                       {
+                                               Free();
+                                       }
+                               }
+
+               // IDisposable interface because we have unmanaged resources
+               public void Dispose()
+                               {
+                                       if(isDisposed == false)
+                                       {
+                                               Free();
+                                       }
+                                       isDisposed = true;
+                               }
+
                // Free the data in this object.
                public void Free()
                                {