diff options
Diffstat (limited to 'src/cryptonote_core/blockchain_storage.cpp')
| -rw-r--r-- | src/cryptonote_core/blockchain_storage.cpp | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/src/cryptonote_core/blockchain_storage.cpp b/src/cryptonote_core/blockchain_storage.cpp index 4e669daa5..136d4f1d1 100644 --- a/src/cryptonote_core/blockchain_storage.cpp +++ b/src/cryptonote_core/blockchain_storage.cpp @@ -89,6 +89,7 @@ bool blockchain_storage::init(const std::string& config_folder, bool testnet) { CRITICAL_REGION_LOCAL(m_blockchain_lock); m_config_folder = config_folder; + m_testnet = testnet; LOG_PRINT_L0("Loading blockchain..."); const std::string filename = m_config_folder + "/" CRYPTONOTE_BLOCKCHAINDATA_FILENAME; if(tools::unserialize_obj_from_file(*this, filename)) @@ -1365,7 +1366,7 @@ bool blockchain_storage::pop_transaction_from_global_index(const transaction& tx return true; } //------------------------------------------------------------------ -bool blockchain_storage::add_transaction_from_block(const transaction& tx, const crypto::hash& tx_id, const crypto::hash& bl_id, uint64_t bl_height) +bool blockchain_storage::add_transaction_from_block(const transaction& tx, const crypto::hash& tx_id, const crypto::hash& bl_id, uint64_t bl_height, size_t blob_size) { CRITICAL_REGION_LOCAL(m_blockchain_lock); struct add_transaction_input_visitor: public boost::static_visitor<bool> @@ -1404,6 +1405,7 @@ bool blockchain_storage::add_transaction_from_block(const transaction& tx, const } transaction_chain_entry ch_e; ch_e.m_keeper_block_height = bl_height; + ch_e.m_blob_size = blob_size; ch_e.tx = tx; auto i_r = m_transactions.insert(std::pair<crypto::hash, transaction_chain_entry>(tx_id, ch_e)); if(!i_r.second) @@ -1669,10 +1671,12 @@ bool blockchain_storage::handle_block_to_main_chain(const block& bl, const crypt bvc.m_verifivation_failed = true; return false; } - size_t coinbase_blob_size = get_object_blobsize(bl.miner_tx); + crypto::hash coinbase_hash = null_hash; + size_t coinbase_blob_size = 0; + get_transaction_hash(bl.miner_tx, coinbase_hash, coinbase_blob_size); size_t cumulative_block_size = coinbase_blob_size; //process transactions - if(!add_transaction_from_block(bl.miner_tx, get_transaction_hash(bl.miner_tx), id, get_current_blockchain_height())) + if(!add_transaction_from_block(bl.miner_tx, coinbase_hash, id, get_current_blockchain_height(), coinbase_blob_size)) { LOG_PRINT_L1("Block with id: " << id << " failed to add transaction to blockchain storage"); bvc.m_verifivation_failed = true; @@ -1706,7 +1710,7 @@ bool blockchain_storage::handle_block_to_main_chain(const block& bl, const crypt return false; } - if(!add_transaction_from_block(tx, tx_id, id, get_current_blockchain_height())) + if(!add_transaction_from_block(tx, tx_id, id, get_current_blockchain_height(), blob_size)) { LOG_PRINT_L1("Block with id: " << id << " failed to add transaction to blockchain storage"); cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc); @@ -1736,7 +1740,14 @@ bool blockchain_storage::handle_block_to_main_chain(const block& bl, const crypt bei.bl = bl; bei.block_cumulative_size = cumulative_block_size; bei.cumulative_difficulty = current_diffic; - bei.already_generated_coins = already_generated_coins + base_reward; + + // In the "tail" state when the minimum subsidy (implemented in get_block_reward) is in effect, the number of + // coins will eventually exceed MONEY_SUPPLY and overflow a uint64. To prevent overflow, cap already_generated_coins + // at MONEY_SUPPLY. already_generated_coins is only used to compute the block subsidy and MONEY_SUPPLY yields a + // subsidy of 0 under the base formula and therefore the minimum subsidy >0 in the tail state. + + bei.already_generated_coins = base_reward < (MONEY_SUPPLY-already_generated_coins) ? already_generated_coins + base_reward : MONEY_SUPPLY; + if(m_blocks.size()) bei.cumulative_difficulty += m_blocks.back().cumulative_difficulty; @@ -1862,7 +1873,7 @@ bool blockchain_storage::update_checkpoints(const std::string& file_path, bool c else if (check_dns) { checkpoints dns_points; - cryptonote::load_checkpoints_from_dns(dns_points); + cryptonote::load_checkpoints_from_dns(dns_points, m_testnet); if (m_checkpoints.check_for_conflicts(dns_points)) { check_against_checkpoints(dns_points, false); |