store headers only once, refs #7

actlibrary/include/actIBlockCipher.h

@@ -0,0 +1,53 @@
+//////////////////////////////////////////////////////////////////////////////////
+// Name:      actIBlockCipher.h
+// Product:   cv act library
+// Purpose:   The class IBlockCipher creates the symmetric BlockCypher, which is
+//            defined by IBockCipherKey and IBlockCipherMode. It offers operations
+//            like encrypt, decrypt and queries involving validity or keylength etc. 
+//
+// 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_IBlockCipher_h
+#define ACT_IBlockCipher_h
+
+#include "actBasics.h"
+#include <typeinfo>
+
+namespace act
+{
+
+	class Blob;
+
+	class IBlockCipher
+	{
+	public:
+		virtual IBlockCipher* Clone() const =0;
+		virtual void Import( const Blob& indata ) =0;
+		virtual void Export( Blob& outdata ) const =0;
+
+		virtual void SetRawKey( const Blob& keyblob ) =0;
+		virtual void GetRawKey( Blob& keyblob ) const =0;
+
+		virtual void Encrypt(const byte* in,byte* out) const =0;
+		virtual void Decrypt(const byte* in,byte* out) const =0;
+
+		virtual size_t GetKeySize(size_t keysize=0) const =0;
+		virtual size_t GetMinKeySize() const =0;
+		virtual size_t GetMaxKeySize() const =0;
+		virtual size_t GetNextKeySize(size_t prevsize) const =0;
+		virtual size_t GetBlockSize() const =0;
+
+		virtual void* GetCreatePointer() const =0;
+
+		virtual ~IBlockCipher() {};
+	};
+
+
+}// namespace act
+
+#endif
+