System.Runtime.InteropServices.SafeHandle.DangerousGetHandle C# (CSharp) Method

		public IntPtr DangerousGetHandle ()
		{
			if (refcount <= 0){
				throw new ObjectDisposedException (GetType ().FullName);
			}

			return handle;
		}

        /*
            This is to support SSL with no client cert.
            Important: safeHandle should not be Disposed during construction of this object.
           
            _SecPkgInfoW in sspi.h
         */
        internal SecurityPackageInfoClass(SafeHandle safeHandle, int index)
        {
            if (safeHandle.IsInvalid)
            {
                GlobalLog.Print("SecurityPackageInfoClass::.ctor() the pointer is invalid: " + (safeHandle.DangerousGetHandle()).ToString("x"));
                return;
            }

            IntPtr unmanagedAddress = IntPtrHelper.Add(safeHandle.DangerousGetHandle(), SecurityPackageInfo.Size * index);
            GlobalLog.Print("SecurityPackageInfoClass::.ctor() unmanagedPointer: " + ((long)unmanagedAddress).ToString("x"));

            // TODO (Issue #3114): replace with Marshal.PtrToStructure.
            Capabilities = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Capabilities"));
            Version = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Version"));
            RPCID = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("RPCID"));
            MaxToken = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("MaxToken"));

            IntPtr unmanagedString;

            unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Name"));
            if (unmanagedString != IntPtr.Zero)
            {
                Name = Marshal.PtrToStringUni(unmanagedString);
                GlobalLog.Print("Name: " + Name);
            }

            unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Comment"));
            if (unmanagedString != IntPtr.Zero)
            {
                Comment = Marshal.PtrToStringUni(unmanagedString);
                GlobalLog.Print("Comment: " + Comment);
            }

            GlobalLog.Print("SecurityPackageInfoClass::.ctor(): " + ToString());
        }