projects / VerusCoin.git / blame
| Commit | Line | Data |
|---|---|---|
| 51e44864 JG |
1 | /** @file |
| 2 | ***************************************************************************** | |
| 3 | * @author This file is part of libsnark, developed by SCIPR Lab | |
| 4 | * and contributors (see AUTHORS). | |
| 5 | * @copyright MIT license (see LICENSE file) | |
| 6 | *****************************************************************************/ | |
| 7 | ||
| 8 | #ifndef KC_MULTIEXP_HPP_ | |
| 9 | #define KC_MULTIEXP_HPP_ | |
| 10 | ||
| 11 | /* | |
| 12 | Split out from multiexp to prevent cyclical | |
| 5a83e4fc D |
13 | dependencies. I.e. previously multiexp dependend on |
| 14 | knowledge_commitment, which dependend on sparse_vector, which | |
| 15 | dependend on multiexp (to do accumulate). | |
| 51e44864 JG |
16 | |
| 17 | Will probably go away in more general exp refactoring. | |
| 18 | */ | |
| 19 | ||
| 20 | #include "algebra/knowledge_commitment/knowledge_commitment.hpp" | |
| 21 | ||
| 22 | namespace libsnark { | |
| 23 | ||
| 24 | template<typename T1, typename T2, mp_size_t n> | |
| 25 | knowledge_commitment<T1,T2> opt_window_wnaf_exp(const knowledge_commitment<T1,T2> &base, | |
| 26 | const bigint<n> &scalar, const size_t scalar_bits); | |
| 27 | ||
| 28 | template<typename T1, typename T2, typename FieldT> | |
| 29 | knowledge_commitment<T1, T2> kc_multi_exp_with_mixed_addition(const knowledge_commitment_vector<T1, T2> &vec, | |
| 30 | const size_t min_idx, | |
| 31 | const size_t max_idx, | |
| 32 | typename std::vector<FieldT>::const_iterator scalar_start, | |
| 33 | typename std::vector<FieldT>::const_iterator scalar_end, | |
| 34 | const size_t chunks, | |
| 35 | const bool use_multiexp=false); | |
| 36 | ||
| 37 | template<typename T1, typename T2> | |
| 38 | void kc_batch_to_special(std::vector<knowledge_commitment<T1, T2> > &vec); | |
| 39 | ||
| 40 | template<typename T1, typename T2, typename FieldT> | |
| 41 | knowledge_commitment_vector<T1, T2> kc_batch_exp(const size_t scalar_size, | |
| 42 | const size_t T1_window, | |
| 43 | const size_t T2_window, | |
| 44 | const window_table<T1> &T1_table, | |
| 45 | const window_table<T2> &T2_table, | |
| 46 | const FieldT &T1_coeff, | |
| 47 | const FieldT &T2_coeff, | |
| 48 | const std::vector<FieldT> &v, | |
| 49 | const size_t suggested_num_chunks); | |
| 50 | ||
| 51 | } // libsnark | |
| 52 | ||
| 53 | #include "algebra/scalar_multiplication/kc_multiexp.tcc" | |
| 54 | ||
| 55 | #endif // KC_MULTIEXP_HPP_ |