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Diffstat (limited to 'botan/src/math/numbertheory/blinding.h')
-rw-r--r-- | botan/src/math/numbertheory/blinding.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/botan/src/math/numbertheory/blinding.h b/botan/src/math/numbertheory/blinding.h new file mode 100644 index 0000000..5f7f9e6 --- /dev/null +++ b/botan/src/math/numbertheory/blinding.h @@ -0,0 +1,34 @@ +/* +* Blinder +* (C) 1999-2007 Jack Lloyd +* +* Distributed under the terms of the Botan license +*/ + +#ifndef BOTAN_BLINDER_H__ +#define BOTAN_BLINDER_H__ + +#include <botan/bigint.h> +#include <botan/reducer.h> + +namespace Botan { + +/* +* Blinding Function Object +*/ +class BOTAN_DLL Blinder + { + public: + BigInt blind(const BigInt&) const; + BigInt unblind(const BigInt&) const; + + Blinder() {} + Blinder(const BigInt&, const BigInt&, const BigInt&); + private: + Modular_Reducer reducer; + mutable BigInt e, d; + }; + +} + +#endif |