2010-10-29 10:54:12 +00:00
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//////////////////////////////////////////////////////////////////////////////////
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// Name: actIDerivator.h
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// Product: cv act library
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// Purpose: This interface provides a shared secret key (the last step in
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// a Key Agreement Scheme).
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//
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// Copyright: (c) 2006 cv cryptovision GmbH
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// all rights reserved
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// Licence: The conditions for the use of this software are regulated
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// in the cv act library licence agreement.
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//////////////////////////////////////////////////////////////////////////////////
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#ifndef ACT_IDerivator_h
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#define ACT_IDerivator_h
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#include"actBasics.h"
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namespace act
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{
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class Blob;
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class IDerivator
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{
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public:
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virtual IDerivator* Clone() const=0;
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virtual void Import(const Blob &blob)=0;
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virtual void Export(Blob &blob) const=0;
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virtual void SetParam(paramid_t id,const Blob &blob)=0;
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virtual void SetParam(paramid_t id,int val)=0;
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virtual void SetParam(paramid_t id,const char* cstr)=0;
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virtual void GetParam(paramid_t id,Blob &blob) const=0;
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virtual int GetParam(paramid_t) const=0;
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virtual void Derive(const Blob& secret, const Blob& salt, Blob& keymat) const=0;
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virtual void* GetCreatePointer() const =0;
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virtual ~IDerivator() {}
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};
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} // namespace act
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#endif
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