fix wide difficulty conversion with some versions of boost

This commit is contained in:
moneromooo-monero 2019-05-01 19:57:34 +00:00
parent 581994b61c
commit e980938210
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
11 changed files with 25 additions and 25 deletions

View file

@ -770,8 +770,8 @@ void BlockchainLMDB::add_block(const block& blk, size_t block_weight, uint64_t l
bi.bi_timestamp = blk.timestamp;
bi.bi_coins = coins_generated;
bi.bi_weight = block_weight;
bi.bi_diff_hi = (cumulative_difficulty >> 64).convert_to<uint64_t>();
bi.bi_diff_lo = (cumulative_difficulty << 64 >> 64).convert_to<uint64_t>();
bi.bi_diff_hi = ((cumulative_difficulty >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
bi.bi_diff_lo = (cumulative_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
bi.bi_hash = blk_hash;
bi.bi_cum_rct = num_rct_outs;
if (blk.major_version >= 4)

View file

@ -365,11 +365,11 @@ namespace boost
else
{
// store high part
cryptonote::difficulty_type x_ = x >> 64;
cryptonote::difficulty_type x_ = (x >> 64) & 0xffffffffffffffff;
uint64_t v = x_.convert_to<uint64_t>();
a & v;
// store low part
x_ = x << 64 >> 64;
x_ = x & 0xffffffffffffffff;
v = x_.convert_to<uint64_t>();
a & v;
}

View file

@ -2324,8 +2324,8 @@ bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qbloc
if (result)
{
cryptonote::difficulty_type wide_cumulative_difficulty = m_db->get_block_cumulative_difficulty(resp.total_height - 1);
resp.cumulative_difficulty = (wide_cumulative_difficulty << 64 >> 64).convert_to<uint64_t>();
resp.cumulative_difficulty_top64 = (wide_cumulative_difficulty >> 64).convert_to<uint64_t>();
resp.cumulative_difficulty = (wide_cumulative_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
resp.cumulative_difficulty_top64 = ((wide_cumulative_difficulty >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
}
return result;

View file

@ -410,8 +410,8 @@ namespace cryptonote
m_core.get_blockchain_top(hshd.current_height, hshd.top_id);
hshd.top_version = m_core.get_ideal_hard_fork_version(hshd.current_height);
difficulty_type wide_cumulative_difficulty = m_core.get_block_cumulative_difficulty(hshd.current_height);
hshd.cumulative_difficulty = (wide_cumulative_difficulty << 64 >> 64).convert_to<uint64_t>();
hshd.cumulative_difficulty_top64 = (wide_cumulative_difficulty >> 64).convert_to<uint64_t>();
hshd.cumulative_difficulty = (wide_cumulative_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
hshd.cumulative_difficulty_top64 = ((wide_cumulative_difficulty >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
hshd.current_height +=1;
hshd.pruning_seed = m_core.get_blockchain_pruning_seed();
return true;

View file

@ -74,9 +74,9 @@ namespace
void store_difficulty(cryptonote::difficulty_type difficulty, uint64_t &sdiff, std::string &swdiff, uint64_t &stop64)
{
sdiff = (difficulty << 64 >> 64).convert_to<uint64_t>();
sdiff = (difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
swdiff = cryptonote::hex(difficulty);
stop64 = (difficulty >> 64).convert_to<uint64_t>();
stop64 = ((difficulty >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
}
}

View file

@ -437,7 +437,7 @@ namespace rpc
auto& chain = m_core.get_blockchain_storage();
res.info.wide_difficulty = chain.get_difficulty_for_next_block();
res.info.difficulty = (res.info.wide_difficulty << 64 >> 64).convert_to<uint64_t>();
res.info.difficulty = (res.info.wide_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
res.info.target = chain.get_difficulty_target();
@ -459,7 +459,7 @@ namespace rpc
res.info.testnet = m_core.get_nettype() == TESTNET;
res.info.stagenet = m_core.get_nettype() == STAGENET;
res.info.wide_cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.info.height - 1);
res.info.cumulative_difficulty = (res.info.wide_cumulative_difficulty << 64 >> 64).convert_to<uint64_t>();
res.info.cumulative_difficulty = (res.info.wide_cumulative_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
res.info.block_size_limit = res.info.block_weight_limit = m_core.get_blockchain_storage().get_current_cumulative_block_weight_limit();
res.info.block_size_median = res.info.block_weight_median = m_core.get_blockchain_storage().get_current_cumulative_block_weight_median();
res.info.start_time = (uint64_t)m_core.get_start_time();
@ -829,7 +829,7 @@ namespace rpc
}
header.wide_difficulty = m_core.get_blockchain_storage().block_difficulty(header.height);
header.difficulty = (header.wide_difficulty << 64 >> 64).convert_to<uint64_t>();
header.difficulty = (header.wide_difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
return true;
}

View file

@ -54,8 +54,8 @@ inline bool do_serialize(Archive<true>& ar, cryptonote::difficulty_type &diff)
{
if (!ar.stream().good())
return false;
const uint64_t hi = (diff >> 64).convert_to<uint64_t>();
const uint64_t lo = (diff << 64 >> 64).convert_to<uint64_t>();
const uint64_t hi = ((diff >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
const uint64_t lo = (diff & 0xffffffffffffffff).convert_to<uint64_t>();
ar.serialize_varint(hi);
ar.serialize_varint(lo);
if (!ar.stream().good())

View file

@ -124,7 +124,7 @@ int main(int argc, char *argv[]) {
cryptonote::difficulty_type wide_res = cryptonote::next_difficulty(
std::vector<uint64_t>(timestamps.begin() + begin, timestamps.begin() + end),
std::vector<cryptonote::difficulty_type>(wide_cumulative_difficulties.begin() + begin, wide_cumulative_difficulties.begin() + end), DEFAULT_TEST_DIFFICULTY_TARGET);
if (wide_res.convert_to<uint64_t>() != res) {
if ((wide_res & 0xffffffffffffffff).convert_to<uint64_t>() != res) {
cerr << "Wrong wide difficulty for block " << n << endl
<< "Expected: " << res << endl
<< "Found: " << wide_res << endl;

View file

@ -61,7 +61,7 @@ int main(int argc, char *argv[]) {
for (int i = 31; i >= 0; i--) {
val = val * 256 + 255;
((char *) &h)[i] = static_cast<char>(static_cast<uint64_t>(val / diff));
val %= diff.convert_to<uint64_t>();
val %= (diff & 0xffffffffffffffff).convert_to<uint64_t>();
}
if (check_hash(h, diff) != true) {
return 3;

View file

@ -44,13 +44,13 @@ public:
difficulty = difficulty_high;
difficulty = (difficulty << 64) | difficulty_low;
boost::multiprecision::uint256_t hash_value = std::numeric_limits<boost::multiprecision::uint256_t>::max() / hash_target;
((uint64_t*)&hash)[0] = (hash_value << 64 >> 64).convert_to<uint64_t>();
((uint64_t*)&hash)[0] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&hash)[1] = (hash_value << 64 >> 64).convert_to<uint64_t>();
((uint64_t*)&hash)[1] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&hash)[2] = (hash_value << 64 >> 64).convert_to<uint64_t>();
((uint64_t*)&hash)[2] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&hash)[3] = (hash_value << 64 >> 64).convert_to<uint64_t>();
((uint64_t*)&hash)[3] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
return true;
}

View file

@ -42,13 +42,13 @@ static crypto::hash MKHASH(uint64_t high, uint64_t low)
hash_target = (hash_target << 64) | low;
boost::multiprecision::uint256_t hash_value = std::numeric_limits<boost::multiprecision::uint256_t>::max() / hash_target;
crypto::hash h;
((uint64_t*)&h)[0] = hash_value.convert_to<uint64_t>();
((uint64_t*)&h)[0] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&h)[1] = hash_value.convert_to<uint64_t>();
((uint64_t*)&h)[1] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&h)[2] = hash_value.convert_to<uint64_t>();
((uint64_t*)&h)[2] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
hash_value >>= 64;
((uint64_t*)&h)[3] = hash_value.convert_to<uint64_t>();
((uint64_t*)&h)[3] = (hash_value & 0xffffffffffffffff).convert_to<uint64_t>();
return h;
}