diff options
Diffstat (limited to 'src/math/gfpmath/gfp_element.h')
| -rw-r--r-- | src/math/gfpmath/gfp_element.h | 60 |
1 files changed, 30 insertions, 30 deletions
diff --git a/src/math/gfpmath/gfp_element.h b/src/math/gfpmath/gfp_element.h index 4e0ee985b..18d9e51f9 100644 --- a/src/math/gfpmath/gfp_element.h +++ b/src/math/gfpmath/gfp_element.h @@ -1,13 +1,15 @@ -/****** - * Arithmetic for prime fields GF(p) (header file) - * - * (C) 2007 Martin Doering - * Christoph Ludwig - * Falko Strenzke - ******/ +/* +* Arithmetic for prime fields GF(p) +* +* (C) 2007 Martin Doering +* Christoph Ludwig +* Falko Strenzke +* +* Distributed under the terms of the Botan license +*/ #ifndef BOTAN_GFP_ELEMENT_H__ #define BOTAN_GFP_ELEMENT_H__ @@ -26,11 +28,11 @@ namespace Botan { -struct Illegal_Transformation : public Exception +struct BOTAN_DLL Illegal_Transformation : public Exception { Illegal_Transformation(const std::string& err = - "Requested transformation is not possible") - : Exception(err) {} + "Requested transformation is not possible") : + Exception(err) {} }; /** @@ -39,23 +41,6 @@ struct Illegal_Transformation : public Exception */ class BOTAN_DLL GFpElement { - private: - std::tr1::shared_ptr<GFpModulus> mp_mod; - mutable BigInt m_value; // ordinary residue or m-residue respectively - mutable BigInt workspace; - - // ***************************************** - // data members for montgomery multiplication - mutable bool m_use_montgm; - //mutable BigInt m_mres; - // this bool tells use whether the m_mres carries - // the actual value (in this case mValue doesn´t) - mutable bool m_is_trf; - - void ensure_montgm_precomp() const; - void trf_to_mres() const; - void trf_to_ordres() const; - public: /** construct an element of GF(p) with the given value. @@ -260,7 +245,22 @@ class BOTAN_DLL GFpElement * @param other The value to swap with */ void swap(GFpElement& other); + private: + void ensure_montgm_precomp() const; + void trf_to_mres() const; + void trf_to_ordres() const; + + std::tr1::shared_ptr<GFpModulus> mp_mod; + mutable BigInt m_value; // ordinary residue or m-residue respectively + mutable BigInt workspace; + // ***************************************** + // data members for montgomery multiplication + mutable bool m_use_montgm; + //mutable BigInt m_mres; + // this bool tells use whether the m_mres carries + // the actual value (in this case mValue doesn´t) + mutable bool m_is_trf; }; // relational operators |