store headers only once, refs #7

actlibrary/include/actIHashMACKey.h

@@ -0,0 +1,32 @@
+//////////////////////////////////////////////////////////////////////////////////
+// Name:      actIHashMacKey.h
+// Product:   cv act library
+// Purpose:   interface for the class HashMAC
+//
+// Copyright: (c) 2000 cv cryptovision GmbH
+//            all rights reserved
+// Licence:   The conditions for the use of this software are regulated 
+//            in the cv act library licence agreement.
+//////////////////////////////////////////////////////////////////////////////////
+
+#ifndef ACT_IHashMACKey_h
+#define ACT_IHashMACKey_h
+
+#include "actIMACKey.h"
+
+namespace act
+{
+	class IHashAlg;
+
+	class IHashMACKey : public IMACKey
+	{
+	public:
+		virtual void SetHash(IHashAlg* cipher) =0;
+		virtual const IHashAlg* GetHash() const =0;
+		virtual IHashAlg* GetHash() =0;
+	};
+
+} // namespace act
+
+#endif
+