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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
30 changed files with 787 additions and 62 deletions
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32
src/rpc/core_rpc_server.cpp
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@@ -70,6 +70,13 @@ namespace
{
return (value + quantum - 1) / quantum * quantum;
}
void store_difficulty(cryptonote::difficulty_type difficulty, uint64_t &sdiff, std::string &swdiff, uint64_t &stop64)
{
sdiff = (difficulty << 64 >> 64).convert_to<uint64_t>();
swdiff = difficulty.convert_to<std::string>();
stop64 = (difficulty >> 64).convert_to<uint64_t>();
}
}
namespace cryptonote
@@ -219,7 +226,7 @@ namespace cryptonote
++res.height; // turn top block height into blockchain height
res.top_block_hash = string_tools::pod_to_hex(top_hash);
res.target_height = m_core.get_target_blockchain_height();
res.difficulty = m_core.get_blockchain_storage().get_difficulty_for_next_block();
store_difficulty(m_core.get_blockchain_storage().get_difficulty_for_next_block(), res.difficulty, res.wide_difficulty, res.difficulty_top64);
res.target = m_core.get_blockchain_storage().get_difficulty_target();
res.tx_count = m_core.get_blockchain_storage().get_total_transactions() - res.height; //without coinbase
res.tx_pool_size = m_core.get_pool_transactions_count();
@@ -236,7 +243,8 @@ namespace cryptonote
res.testnet = net_type == TESTNET;
res.stagenet = net_type == STAGENET;
res.nettype = net_type == MAINNET ? "mainnet" : net_type == TESTNET ? "testnet" : net_type == STAGENET ? "stagenet" : "fakechain";
res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
store_difficulty(m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1),
res.cumulative_difficulty, res.wide_cumulative_difficulty, res.cumulative_difficulty_top64);
res.block_size_limit = res.block_weight_limit = m_core.get_blockchain_storage().get_current_cumulative_block_weight_limit();
res.block_size_median = res.block_weight_median = m_core.get_blockchain_storage().get_current_cumulative_block_weight_median();
res.status = CORE_RPC_STATUS_OK;
@@ -1196,13 +1204,15 @@ namespace cryptonote
block b;
cryptonote::blobdata blob_reserve;
blob_reserve.resize(req.reserve_size, 0);
if(!m_core.get_block_template(b, info.address, res.difficulty, res.height, res.expected_reward, blob_reserve))
cryptonote::difficulty_type wdiff;
if(!m_core.get_block_template(b, info.address, wdiff, res.height, res.expected_reward, blob_reserve))
{
error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR;
error_resp.message = "Internal error: failed to create block template";
LOG_ERROR("Failed to create block template");
return false;
}
store_difficulty(wdiff, res.difficulty, res.wide_difficulty, res.difficulty_top64);
blobdata block_blob = t_serializable_object_to_blob(b);
crypto::public_key tx_pub_key = cryptonote::get_tx_pub_key_from_extra(b.miner_tx);
if(tx_pub_key == crypto::null_pkey)
@@ -1375,8 +1385,10 @@ namespace cryptonote
response.height = height;
response.depth = m_core.get_current_blockchain_height() - height - 1;
response.hash = string_tools::pod_to_hex(hash);
response.difficulty = m_core.get_blockchain_storage().block_difficulty(height);
response.cumulative_difficulty = response.block_weight = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(height);
store_difficulty(m_core.get_blockchain_storage().block_difficulty(height),
response.difficulty, response.wide_difficulty, response.difficulty_top64);
store_difficulty(m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(height),
response.cumulative_difficulty, response.wide_cumulative_difficulty, response.cumulative_difficulty_top64);
response.reward = get_block_reward(blk);
response.block_size = response.block_weight = m_core.get_blockchain_storage().get_db().get_block_weight(height);
response.num_txes = blk.tx_hashes.size();
@@ -1707,7 +1719,8 @@ namespace cryptonote
++res.height; // turn top block height into blockchain height
res.top_block_hash = string_tools::pod_to_hex(top_hash);
res.target_height = m_core.get_target_blockchain_height();
res.difficulty = m_core.get_blockchain_storage().get_difficulty_for_next_block();
store_difficulty(m_core.get_blockchain_storage().get_difficulty_for_next_block(),
res.difficulty, res.wide_difficulty, res.difficulty_top64);
res.target = m_core.get_blockchain_storage().get_current_hard_fork_version() < 2 ? DIFFICULTY_TARGET_V1 : DIFFICULTY_TARGET_V2;
res.tx_count = m_core.get_blockchain_storage().get_total_transactions() - res.height; //without coinbase
res.tx_pool_size = m_core.get_pool_transactions_count();
@@ -1725,7 +1738,8 @@ namespace cryptonote
res.stagenet = net_type == STAGENET;
res.nettype = net_type == MAINNET ? "mainnet" : net_type == TESTNET ? "testnet" : net_type == STAGENET ? "stagenet" : "fakechain";
res.cumulative_difficulty = m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1);
store_difficulty(m_core.get_blockchain_storage().get_db().get_block_cumulative_difficulty(res.height - 1),
res.cumulative_difficulty, res.wide_cumulative_difficulty, res.cumulative_difficulty_top64);
res.block_size_limit = res.block_weight_limit = m_core.get_blockchain_storage().get_current_cumulative_block_weight_limit();
res.block_size_median = res.block_weight_median = m_core.get_blockchain_storage().get_current_cumulative_block_weight_median();
res.status = CORE_RPC_STATUS_OK;
@@ -1947,7 +1961,9 @@ namespace cryptonote
std::list<std::pair<Blockchain::block_extended_info, std::vector<crypto::hash>>> chains = m_core.get_blockchain_storage().get_alternative_chains();
for (const auto &i: chains)
{
res.chains.push_back(COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info{epee::string_tools::pod_to_hex(get_block_hash(i.first.bl)), i.first.height, i.second.size(), i.first.cumulative_difficulty, {}, std::string()});
difficulty_type wdiff = i.first.cumulative_difficulty;
res.chains.push_back(COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info{epee::string_tools::pod_to_hex(get_block_hash(i.first.bl)), i.first.height, i.second.size(), 0, "", 0, {}, std::string()});
store_difficulty(wdiff, res.chains.back().difficulty, res.chains.back().wide_difficulty, res.chains.back().difficulty_top64);
res.chains.back().block_hashes.reserve(i.second.size());
for (const crypto::hash &block_id: i.second)
res.chains.back().block_hashes.push_back(epee::string_tools::pod_to_hex(block_id));