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author | Keith Isdale <keith.isdale@nokia.com> | 2010-07-26 14:56:53 +1000 |
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committer | Keith Isdale <keith.isdale@nokia.com> | 2010-07-26 14:56:53 +1000 |
commit | 9f034793bcfc51c2b7c1dd14db806f7258f9a9eb (patch) | |
tree | 63bd0f50ce5b77828ad8205eafd7b9412810499e /botan/build/botan/if_op.h | |
parent | 619d92cfef29e653bfdf852e83888e50cfc4348f (diff) | |
parent | 65271649dbc90f3af1184ad1b23bdb64c0c07d07 (diff) |
Merge branch 'master' of git://git-nokia.trolltech.com.au/qtsoftware/research/qtuitest
Diffstat (limited to 'botan/build/botan/if_op.h')
-rw-r--r-- | botan/build/botan/if_op.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/botan/build/botan/if_op.h b/botan/build/botan/if_op.h new file mode 100644 index 0000000..516902f --- /dev/null +++ b/botan/build/botan/if_op.h @@ -0,0 +1,52 @@ +/* +* IF Operations +* (C) 1999-2008 Jack Lloyd +* +* Distributed under the terms of the Botan license +*/ + +#ifndef BOTAN_IF_OP_H__ +#define BOTAN_IF_OP_H__ + +#include <botan/bigint.h> +#include <botan/pow_mod.h> +#include <botan/reducer.h> + +namespace Botan { + +/* +* IF Operation +*/ +class BOTAN_DLL IF_Operation + { + public: + virtual BigInt public_op(const BigInt&) const = 0; + virtual BigInt private_op(const BigInt&) const = 0; + virtual IF_Operation* clone() const = 0; + virtual ~IF_Operation() {} + }; + +/* +* Default IF Operation +*/ +class BOTAN_DLL Default_IF_Op : public IF_Operation + { + public: + BigInt public_op(const BigInt& i) const + { return powermod_e_n(i); } + BigInt private_op(const BigInt&) const; + + IF_Operation* clone() const { return new Default_IF_Op(*this); } + + Default_IF_Op(const BigInt&, const BigInt&, const BigInt&, + const BigInt&, const BigInt&, const BigInt&, + const BigInt&, const BigInt&); + private: + Fixed_Exponent_Power_Mod powermod_e_n, powermod_d1_p, powermod_d2_q; + Modular_Reducer reducer; + BigInt c, q; + }; + +} + +#endif |