diff options
author | Tycho <work.tycho+git@gmail.com> | 2014-01-26 15:28:51 +0100 |
---|---|---|
committer | Tycho <work.tycho+git@gmail.com> | 2014-01-26 15:28:51 +0100 |
commit | bed2ee22e8283a2e8bd0790a89124839319c2fc3 (patch) | |
tree | ee9e66a7b7c63995797a502f209079c1422ce9c9 /lib/cryptopp/eprecomp.h | |
parent | Refactored cBlockHandler::OnUse and dependents (diff) | |
parent | Merge pull request #589 from mc-server/minecartimprovements (diff) | |
download | cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar.gz cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar.bz2 cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar.lz cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar.xz cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.tar.zst cuberite-bed2ee22e8283a2e8bd0790a89124839319c2fc3.zip |
Diffstat (limited to '')
-rw-r--r-- | lib/cryptopp/eprecomp.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/lib/cryptopp/eprecomp.h b/lib/cryptopp/eprecomp.h deleted file mode 100644 index 1f3256766..000000000 --- a/lib/cryptopp/eprecomp.h +++ /dev/null @@ -1,75 +0,0 @@ -#ifndef CRYPTOPP_EPRECOMP_H -#define CRYPTOPP_EPRECOMP_H - -#include "integer.h" -#include "algebra.h" -#include <vector> - -NAMESPACE_BEGIN(CryptoPP) - -template <class T> -class DL_GroupPrecomputation -{ -public: - typedef T Element; - - virtual bool NeedConversions() const {return false;} - virtual Element ConvertIn(const Element &v) const {return v;} - virtual Element ConvertOut(const Element &v) const {return v;} - virtual const AbstractGroup<Element> & GetGroup() const =0; - virtual Element BERDecodeElement(BufferedTransformation &bt) const =0; - virtual void DEREncodeElement(BufferedTransformation &bt, const Element &P) const =0; -}; - -template <class T> -class DL_FixedBasePrecomputation -{ -public: - typedef T Element; - - virtual bool IsInitialized() const =0; - virtual void SetBase(const DL_GroupPrecomputation<Element> &group, const Element &base) =0; - virtual const Element & GetBase(const DL_GroupPrecomputation<Element> &group) const =0; - virtual void Precompute(const DL_GroupPrecomputation<Element> &group, unsigned int maxExpBits, unsigned int storage) =0; - virtual void Load(const DL_GroupPrecomputation<Element> &group, BufferedTransformation &storedPrecomputation) =0; - virtual void Save(const DL_GroupPrecomputation<Element> &group, BufferedTransformation &storedPrecomputation) const =0; - virtual Element Exponentiate(const DL_GroupPrecomputation<Element> &group, const Integer &exponent) const =0; - virtual Element CascadeExponentiate(const DL_GroupPrecomputation<Element> &group, const Integer &exponent, const DL_FixedBasePrecomputation<Element> &pc2, const Integer &exponent2) const =0; -}; - -template <class T> -class DL_FixedBasePrecomputationImpl : public DL_FixedBasePrecomputation<T> -{ -public: - typedef T Element; - - DL_FixedBasePrecomputationImpl() : m_windowSize(0) {} - - // DL_FixedBasePrecomputation - bool IsInitialized() const - {return !m_bases.empty();} - void SetBase(const DL_GroupPrecomputation<Element> &group, const Element &base); - const Element & GetBase(const DL_GroupPrecomputation<Element> &group) const - {return group.NeedConversions() ? m_base : m_bases[0];} - void Precompute(const DL_GroupPrecomputation<Element> &group, unsigned int maxExpBits, unsigned int storage); - void Load(const DL_GroupPrecomputation<Element> &group, BufferedTransformation &storedPrecomputation); - void Save(const DL_GroupPrecomputation<Element> &group, BufferedTransformation &storedPrecomputation) const; - Element Exponentiate(const DL_GroupPrecomputation<Element> &group, const Integer &exponent) const; - Element CascadeExponentiate(const DL_GroupPrecomputation<Element> &group, const Integer &exponent, const DL_FixedBasePrecomputation<Element> &pc2, const Integer &exponent2) const; - -private: - void PrepareCascade(const DL_GroupPrecomputation<Element> &group, std::vector<BaseAndExponent<Element> > &eb, const Integer &exponent) const; - - Element m_base; - unsigned int m_windowSize; - Integer m_exponentBase; // what base to represent the exponent in - std::vector<Element> m_bases; // precalculated bases -}; - -NAMESPACE_END - -#ifdef CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES -#include "eprecomp.cpp" -#endif - -#endif |