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diff --git a/semaphore.h b/semaphore.h
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+/*
+ * Copyright (c) 2004 Security Architects Corporation. All rights reserved.
+ *
+ * Module Name:
+ *
+ *              semaphore.h
+ *
+ * Abstract:
+ *
+ *              This module defines various types used by semaphore hooking routines.
+ *
+ * Author:
+ *
+ *              Eugene Tsyrklevich 09-Mar-2004
+ *
+ * Revision History:
+ *
+ *              None.
+ */
+
+
+#ifndef __SEMAPHORE_H__
+#define __SEMAPHORE_H__
+
+
+
+/*
+ * ZwCreateSemaphore creates or opens a semaphore object. [NAR]
+ */
+
+typedef NTSTATUS (*fpZwCreateSemaphore) (
+        OUT PHANDLE SemaphoreHandle,
+        IN ACCESS_MASK DesiredAccess,
+        IN POBJECT_ATTRIBUTES ObjectAttributes,
+        IN LONG InitialCount,
+        IN LONG MaximumCount
+        );
+
+NTSTATUS HookedNtCreateSemaphore(
+        OUT PHANDLE SemaphoreHandle,
+        IN ACCESS_MASK DesiredAccess,
+        IN POBJECT_ATTRIBUTES ObjectAttributes,
+        IN LONG InitialCount,
+        IN LONG MaximumCount
+        );
+
+
+/*
+ * ZwOpenSemaphore opens a semaphore object. [NAR]
+ */
+
+typedef NTSTATUS (*fpZwOpenSemaphore) (
+        OUT PHANDLE SemaphoreHandle,
+        IN ACCESS_MASK DesiredAccess,
+        IN POBJECT_ATTRIBUTES ObjectAttributes
+        );
+
+NTSTATUS HookedNtOpenSemaphore(
+        OUT PHANDLE SemaphoreHandle,
+        IN ACCESS_MASK DesiredAccess,
+        IN POBJECT_ATTRIBUTES ObjectAttributes
+        );
+
+
+
+BOOLEAN InitSemaphoreHooks();
+
+
+#endif  /* __SEMAPHORE_H__ */