Changed how internal structures are created for handling SecureBuffers.

SecureBuffer/SecureBuffer.cs

@@ -8,7 +8,7 @@ using System.Threading.Tasks;
 namespace NSspi.Contexts
 {
     [StructLayout( LayoutKind.Sequential )]
-    public unsafe struct SecureBuffer
+    public unsafe struct SecureBufferInternal
     {
         public int Count;
 
@@ -17,4 +17,20 @@ namespace NSspi.Contexts
         // A pointer to a byte[]
         public IntPtr Buffer;
     }
+
+    public class SecureBuffer
+    {
+        public SecureBuffer( byte[] buffer, BufferType type )
+        {
+            this.Buffer = buffer;
+            this.Type = type;
+            this.Length = this.Buffer.Length;
+        }
+
+        public BufferType Type { get; set; }
+
+        public byte[] Buffer { get; set; }
+
+        public int Length { get; internal set; }
+    }
 }