2 files changed, 32 insertions, 16 deletions
diff --git a/dev/libDDK/DriverKit/cpp/object.hpp b/dev/libDDK/DriverKit/cpp/object.hpp
deleted file mode 100644
index 3bf52657..00000000
--- a/dev/libDDK/DriverKit/cpp/object.hpp
+++ /dev/null
@@ -1,16 +0,0 @@
-/* -------------------------------------------
-
-   Copyright Amlal El Mahrouss 2025, all rights reserved.
-
-   FILE: ddk.h
-   PURPOSE: DDK Driver model base header.
-
-   ------------------------------------------- */
-
-#pragma once
-
-#include <DriverKit/macros.h>
-
-#define DK_INTERFACE_IMPL : public ::DKInterface
-
-class DKInterface;
diff --git a/dev/libDDK/DriverKit/dki/contract.h b/dev/libDDK/DriverKit/dki/contract.h
new file mode 100644
index 00000000..23884e02
--- /dev/null
+++ b/dev/libDDK/DriverKit/dki/contract.h
@@ -0,0 +1,32 @@
+/* -------------------------------------------
+
+   Copyright Amlal El Mahrouss 2025, all rights reserved.
+
+   FILE: ddk.h
+   PURPOSE: Driver Kernel Interface Model base header.
+
+   ------------------------------------------- */
+
+#pragma once
+
+#include <CompilerKit/CompilerKit.h>
+#include <DriverKit/macros.h>
+
+#define DKI_CONTRACT_IMPL : public ::Kernel::DKIContract
+
+/// @author Amlal El Mahrouss
+
+namespace Kernel::DKI {
+class DKIContract {
+ public:
+  explicit DKIContract() = default;
+  virtual ~DKIContract() = default;
+
+  NE_COPY_DEFAULT(DKIContract);
+
+  virtual BOOL    IsCastable() { return false; }
+  virtual BOOL    IsActive() { return false; }
+  virtual VoidPtr Leak() { return nullptr; }
+  virtual Int32   Type() { return 0; }
+};
+}  // namespace Kernel::DKI