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Make difficulty 128 bit instead of 64 bit

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Based on Boolberry work by:
  jahrsg <jahr@jahr.me>
  cr.zoidberg <crypto.zoidberg@gmail.com>
This commit is contained in:
moneromooo-monero 2019-01-31 10:44:08 +00:00
parent e4b049da05
commit 91f4c7f45f
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30 changed files with 787 additions and 62 deletions
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7
src/cryptonote_basic/difficulty.h
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@ -32,12 +32,13 @@
#include <cstdint>
#include <vector>
#include <boost/multiprecision/cpp_int.hpp>
#include "crypto/hash.h"
namespace cryptonote
{
typedef std::uint64_t difficulty_type;
typedef boost::multiprecision::uint128_t difficulty_type;
/**
* @brief checks if a hash fits the given difficulty
@ -51,6 +52,10 @@ namespace cryptonote
*
* @return true if valid, else false
*/
bool check_hash_64(const crypto::hash &hash, uint64_t difficulty);
uint64_t next_difficulty_64(std::vector<std::uint64_t> timestamps, std::vector<uint64_t> cumulative_difficulties, size_t target_seconds);
bool check_hash_128(const crypto::hash &hash, difficulty_type difficulty);
bool check_hash(const crypto::hash &hash, difficulty_type difficulty);
difficulty_type next_difficulty(std::vector<std::uint64_t> timestamps, std::vector<difficulty_type> cumulative_difficulties, size_t target_seconds);
}