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- // ECOin - Copyright (c) - 2014/2022 - GPLv3 - epsylon@riseup.net (https://03c8.net)
- #ifndef PARAMGENERATION_H_
- #define PARAMGENERATION_H_
- namespace libzerocoin {
- void CalculateParams(Params ¶ms, CBigNum N, std::string aux, uint32_t securityLevel);
- void calculateGroupParamLengths(uint32_t maxPLen, uint32_t securityLevel,
- uint32_t *pLen, uint32_t *qLen);
- // Constants
- #define STRING_COMMIT_GROUP "COIN_COMMITMENT_GROUP"
- #define STRING_AVC_GROUP "ACCUMULATED_VALUE_COMMITMENT_GROUP"
- #define STRING_AVC_ORDER "ACCUMULATED_VALUE_COMMITMENT_ORDER"
- #define STRING_AIC_GROUP "ACCUMULATOR_INTERNAL_COMMITMENT_GROUP"
- #define STRING_QRNCOMMIT_GROUPG "ACCUMULATOR_QRN_COMMITMENT_GROUPG"
- #define STRING_QRNCOMMIT_GROUPH "ACCUMULATOR_QRN_COMMITMENT_GROUPH"
- #define ACCUMULATOR_BASE_CONSTANT 31
- #define MAX_PRIMEGEN_ATTEMPTS 10000
- #define MAX_ACCUMGEN_ATTEMPTS 10000
- #define MAX_GENERATOR_ATTEMPTS 10000
- #define NUM_SCHNORRGEN_ATTEMPTS 10000
- // Prototypes
- bool primalityTestByTrialDivision(uint32_t candidate);
- uint256 calculateSeed(CBigNum modulus, std::string auxString, uint32_t securityLevel, std::string groupName);
- uint256 calculateGeneratorSeed(uint256 seed, uint256 pSeed, uint256 qSeed, std::string label, uint32_t index, uint32_t count);
- uint256 calculateHash(uint256 input);
- IntegerGroupParams deriveIntegerGroupParams(uint256 seed, uint32_t pLen, uint32_t qLen);
- IntegerGroupParams deriveIntegerGroupFromOrder(CBigNum &groupOrder);
- void calculateGroupModulusAndOrder(uint256 seed, uint32_t pLen, uint32_t qLen,
- CBigNum &resultModulus, CBigNum &resultGroupOrder,
- uint256 *resultPseed, uint256 *resultQseed);
- CBigNum calculateGroupGenerator(uint256 seed, uint256 pSeed, uint256 qSeed, CBigNum modulus,
- CBigNum groupOrder, uint32_t index);
- CBigNum generateRandomPrime(uint32_t primeBitLen, uint256 in_seed, uint256 *out_seed,
- uint32_t *prime_gen_counter);
- CBigNum generateIntegerFromSeed(uint32_t numBits, uint256 seed, uint32_t *numIterations);
- bool primalityTestByTrialDivision(uint32_t candidate);
- }/* namespace libzerocoin */
- #endif /* PARAMGENERATION_H_ */
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