diff options
Diffstat (limited to 'src/cryptonote_core')
-rw-r--r-- | src/cryptonote_core/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/cryptonote_core/blockchain.cpp | 198 | ||||
-rw-r--r-- | src/cryptonote_core/blockchain.h | 10 | ||||
-rw-r--r-- | src/cryptonote_core/cryptonote_core.cpp | 19 | ||||
-rw-r--r-- | src/cryptonote_core/cryptonote_tx_utils.cpp | 2 |
5 files changed, 66 insertions, 164 deletions
diff --git a/src/cryptonote_core/CMakeLists.txt b/src/cryptonote_core/CMakeLists.txt index 2cbe89b01..cb3875878 100644 --- a/src/cryptonote_core/CMakeLists.txt +++ b/src/cryptonote_core/CMakeLists.txt @@ -58,6 +58,7 @@ target_link_libraries(cryptonote_core multisig ringct device + hardforks ${Boost_DATE_TIME_LIBRARY} ${Boost_PROGRAM_OPTIONS_LIBRARY} ${Boost_SERIALIZATION_LIBRARY} diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index 39dcd5f5b..82f7d1423 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -41,6 +41,7 @@ #include "cryptonote_basic/cryptonote_boost_serialization.h" #include "cryptonote_config.h" #include "cryptonote_basic/miner.h" +#include "hardforks/hardforks.h" #include "misc_language.h" #include "profile_tools.h" #include "file_io_utils.h" @@ -83,95 +84,6 @@ DISABLE_VS_WARNINGS(4267) // used to overestimate the block reward when estimating a per kB to use #define BLOCK_REWARD_OVERESTIMATE (10 * 1000000000000) -static const struct { - uint8_t version; - uint64_t height; - uint8_t threshold; - time_t time; -} mainnet_hard_forks[] = { - // version 1 from the start of the blockchain - { 1, 1, 0, 1341378000 }, - - // version 2 starts from block 1009827, which is on or around the 20th of March, 2016. Fork time finalised on 2015-09-20. No fork voting occurs for the v2 fork. - { 2, 1009827, 0, 1442763710 }, - - // version 3 starts from block 1141317, which is on or around the 24th of September, 2016. Fork time finalised on 2016-03-21. - { 3, 1141317, 0, 1458558528 }, - - // version 4 starts from block 1220516, which is on or around the 5th of January, 2017. Fork time finalised on 2016-09-18. - { 4, 1220516, 0, 1483574400 }, - - // version 5 starts from block 1288616, which is on or around the 15th of April, 2017. Fork time finalised on 2017-03-14. - { 5, 1288616, 0, 1489520158 }, - - // version 6 starts from block 1400000, which is on or around the 16th of September, 2017. Fork time finalised on 2017-08-18. - { 6, 1400000, 0, 1503046577 }, - - // version 7 starts from block 1546000, which is on or around the 6th of April, 2018. Fork time finalised on 2018-03-17. - { 7, 1546000, 0, 1521303150 }, - - // version 8 starts from block 1685555, which is on or around the 18th of October, 2018. Fork time finalised on 2018-09-02. - { 8, 1685555, 0, 1535889547 }, - - // version 9 starts from block 1686275, which is on or around the 19th of October, 2018. Fork time finalised on 2018-09-02. - { 9, 1686275, 0, 1535889548 }, - - // version 10 starts from block 1788000, which is on or around the 9th of March, 2019. Fork time finalised on 2019-02-10. - { 10, 1788000, 0, 1549792439 }, - - // version 11 starts from block 1788720, which is on or around the 10th of March, 2019. Fork time finalised on 2019-02-15. - { 11, 1788720, 0, 1550225678 }, -}; -static const uint64_t mainnet_hard_fork_version_1_till = 1009826; - -static const struct { - uint8_t version; - uint64_t height; - uint8_t threshold; - time_t time; -} testnet_hard_forks[] = { - // version 1 from the start of the blockchain - { 1, 1, 0, 1341378000 }, - - // version 2 starts from block 624634, which is on or around the 23rd of November, 2015. Fork time finalised on 2015-11-20. No fork voting occurs for the v2 fork. - { 2, 624634, 0, 1445355000 }, - - // versions 3-5 were passed in rapid succession from September 18th, 2016 - { 3, 800500, 0, 1472415034 }, - { 4, 801219, 0, 1472415035 }, - { 5, 802660, 0, 1472415036 + 86400*180 }, // add 5 months on testnet to shut the update warning up since there's a large gap to v6 - - { 6, 971400, 0, 1501709789 }, - { 7, 1057027, 0, 1512211236 }, - { 8, 1057058, 0, 1533211200 }, - { 9, 1057778, 0, 1533297600 }, - { 10, 1154318, 0, 1550153694 }, - { 11, 1155038, 0, 1550225678 }, -}; -static const uint64_t testnet_hard_fork_version_1_till = 624633; - -static const struct { - uint8_t version; - uint64_t height; - uint8_t threshold; - time_t time; -} stagenet_hard_forks[] = { - // version 1 from the start of the blockchain - { 1, 1, 0, 1341378000 }, - - // versions 2-7 in rapid succession from March 13th, 2018 - { 2, 32000, 0, 1521000000 }, - { 3, 33000, 0, 1521120000 }, - { 4, 34000, 0, 1521240000 }, - { 5, 35000, 0, 1521360000 }, - { 6, 36000, 0, 1521480000 }, - { 7, 37000, 0, 1521600000 }, - { 8, 176456, 0, 1537821770 }, - { 9, 177176, 0, 1537821771 }, - { 10, 269000, 0, 1550153694 }, - { 11, 269720, 0, 1550225678 }, -}; - //------------------------------------------------------------------ Blockchain::Blockchain(tx_memory_pool& tx_pool) : m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_weight_limit(0), m_current_block_cumul_weight_median(0), @@ -403,17 +315,17 @@ bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline } else if (m_nettype == TESTNET) { - for (size_t n = 0; n < sizeof(testnet_hard_forks) / sizeof(testnet_hard_forks[0]); ++n) + for (size_t n = 0; n < num_testnet_hard_forks; ++n) m_hardfork->add_fork(testnet_hard_forks[n].version, testnet_hard_forks[n].height, testnet_hard_forks[n].threshold, testnet_hard_forks[n].time); } else if (m_nettype == STAGENET) { - for (size_t n = 0; n < sizeof(stagenet_hard_forks) / sizeof(stagenet_hard_forks[0]); ++n) + for (size_t n = 0; n < num_stagenet_hard_forks; ++n) m_hardfork->add_fork(stagenet_hard_forks[n].version, stagenet_hard_forks[n].height, stagenet_hard_forks[n].threshold, stagenet_hard_forks[n].time); } else { - for (size_t n = 0; n < sizeof(mainnet_hard_forks) / sizeof(mainnet_hard_forks[0]); ++n) + for (size_t n = 0; n < num_mainnet_hard_forks; ++n) m_hardfork->add_fork(mainnet_hard_forks[n].version, mainnet_hard_forks[n].height, mainnet_hard_forks[n].threshold, mainnet_hard_forks[n].time); } m_hardfork->init(); @@ -428,7 +340,7 @@ bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline { MINFO("Blockchain not loaded, generating genesis block."); block bl; - block_verification_context bvc = boost::value_initialized<block_verification_context>(); + block_verification_context bvc = {}; generate_genesis_block(bl, get_config(m_nettype).GENESIS_TX, get_config(m_nettype).GENESIS_NONCE); db_wtxn_guard wtxn_guard(m_db); add_new_block(bl, bvc); @@ -616,7 +528,7 @@ bool Blockchain::deinit() // It starts a batch and calls private method pop_block_from_blockchain(). void Blockchain::pop_blocks(uint64_t nblocks) { - uint64_t i; + uint64_t i = 0; CRITICAL_REGION_LOCAL(m_tx_pool); CRITICAL_REGION_LOCAL1(m_blockchain_lock); @@ -627,9 +539,10 @@ void Blockchain::pop_blocks(uint64_t nblocks) const uint64_t blockchain_height = m_db->height(); if (blockchain_height > 0) nblocks = std::min(nblocks, blockchain_height - 1); - for (i=0; i < nblocks; ++i) + while (i < nblocks) { pop_block_from_blockchain(); + ++i; } } catch (const std::exception& e) @@ -736,7 +649,7 @@ bool Blockchain::reset_and_set_genesis_block(const block& b) m_hardfork->init(); db_wtxn_guard wtxn_guard(m_db); - block_verification_context bvc = boost::value_initialized<block_verification_context>(); + block_verification_context bvc = {}; add_new_block(b, bvc); if (!update_next_cumulative_weight_limit()) return false; @@ -1006,7 +919,7 @@ bool Blockchain::rollback_blockchain_switching(std::list<block>& original_chain, //return back original chain for (auto& bl : original_chain) { - block_verification_context bvc = boost::value_initialized<block_verification_context>(); + block_verification_context bvc = {}; bool r = handle_block_to_main_chain(bl, bvc); CHECK_AND_ASSERT_MES(r && bvc.m_added_to_main_chain, false, "PANIC! failed to add (again) block while chain switching during the rollback!"); } @@ -1098,7 +1011,7 @@ bool Blockchain::switch_to_alternative_blockchain(std::list<block_extended_info> //pushing old chain as alternative chain for (auto& old_ch_ent : disconnected_chain) { - block_verification_context bvc = boost::value_initialized<block_verification_context>(); + block_verification_context bvc = {}; bool r = handle_alternative_block(old_ch_ent, get_block_hash(old_ch_ent), bvc); if(!r) { @@ -1201,11 +1114,19 @@ difficulty_type Blockchain::get_next_difficulty_for_alternative_chain(const std: // one input, of type txin_gen, with height set to the block's height // correct miner tx unlock time // a non-overflowing tx amount (dubious necessity on this check) -bool Blockchain::prevalidate_miner_transaction(const block& b, uint64_t height) +bool Blockchain::prevalidate_miner_transaction(const block& b, uint64_t height, uint8_t hf_version) { LOG_PRINT_L3("Blockchain::" << __func__); CHECK_AND_ASSERT_MES(b.miner_tx.vin.size() == 1, false, "coinbase transaction in the block has no inputs"); CHECK_AND_ASSERT_MES(b.miner_tx.vin[0].type() == typeid(txin_gen), false, "coinbase transaction in the block has the wrong type"); + CHECK_AND_ASSERT_MES(b.miner_tx.version > 1 || hf_version < HF_VERSION_MIN_V2_COINBASE_TX, false, "Invalid coinbase transaction version"); + + // for v2 txes (ringct), we only accept empty rct signatures for miner transactions, + if (hf_version >= HF_VERSION_REJECT_SIGS_IN_COINBASE && b.miner_tx.version >= 2) + { + CHECK_AND_ASSERT_MES(b.miner_tx.rct_signatures.type == rct::RCTTypeNull, false, "RingCT signatures not allowed in coinbase transactions"); + } + if(boost::get<txin_gen>(b.miner_tx.vin[0]).height != height) { MWARNING("The miner transaction in block has invalid height: " << boost::get<txin_gen>(b.miner_tx.vin[0]).height << ", expected: " << height); @@ -1446,7 +1367,7 @@ bool Blockchain::create_block_template(block& b, const crypto::hash *from_block, } // FIXME: consider moving away from block_extended_info at some point - block_extended_info bei = boost::value_initialized<block_extended_info>(); + block_extended_info bei = {}; bei.bl = b; bei.height = alt_chain.size() ? prev_data.height + 1 : m_db->get_block_height(*from_block) + 1; @@ -1712,6 +1633,7 @@ bool Blockchain::handle_alternative_block(const block& b, const crypto::hash& id } // this is a cheap test + const uint8_t hf_version = m_hardfork->get_ideal_version(block_height); if (!m_hardfork->check_for_height(b, block_height)) { LOG_PRINT_L1("Block with id: " << id << std::endl << "has old version for height " << block_height); @@ -1733,12 +1655,13 @@ bool Blockchain::handle_alternative_block(const block& b, const crypto::hash& id return false; // FIXME: consider moving away from block_extended_info at some point - block_extended_info bei = boost::value_initialized<block_extended_info>(); + block_extended_info bei = {}; bei.bl = b; const uint64_t prev_height = alt_chain.size() ? prev_data.height : m_db->get_block_height(b.prev_id); bei.height = prev_height + 1; uint64_t block_reward = get_outs_money_amount(b.miner_tx); - bei.already_generated_coins = block_reward + (alt_chain.size() ? prev_data.already_generated_coins : m_db->get_block_already_generated_coins(prev_height)); + const uint64_t prev_generated_coins = alt_chain.size() ? prev_data.already_generated_coins : m_db->get_block_already_generated_coins(prev_height); + bei.already_generated_coins = (block_reward < (MONEY_SUPPLY - prev_generated_coins)) ? prev_generated_coins + block_reward : MONEY_SUPPLY; // verify that the block's timestamp is within the acceptable range // (not earlier than the median of the last X blocks) @@ -1769,7 +1692,7 @@ bool Blockchain::handle_alternative_block(const block& b, const crypto::hash& id return false; } - if(!prevalidate_miner_transaction(b, bei.height)) + if(!prevalidate_miner_transaction(b, bei.height, hf_version)) { MERROR_VER("Block with id: " << epee::string_tools::pod_to_hex(id) << " (as alternative) has incorrect miner transaction."); bvc.m_verifivation_failed = true; @@ -2857,7 +2780,8 @@ bool Blockchain::check_tx_inputs(transaction& tx, tx_verification_context &tvc, if (hf_version >= 2) { size_t n_unmixable = 0, n_mixable = 0; - size_t mixin = std::numeric_limits<size_t>::max(); + size_t min_actual_mixin = std::numeric_limits<size_t>::max(); + size_t max_actual_mixin = 0; const size_t min_mixin = hf_version >= HF_VERSION_MIN_MIXIN_10 ? 10 : hf_version >= HF_VERSION_MIN_MIXIN_6 ? 6 : hf_version >= HF_VERSION_MIN_MIXIN_4 ? 4 : 2; for (const auto& txin : tx.vin) { @@ -2882,29 +2806,43 @@ bool Blockchain::check_tx_inputs(transaction& tx, tx_verification_context &tvc, else ++n_mixable; } - if (in_to_key.key_offsets.size() - 1 < mixin) - mixin = in_to_key.key_offsets.size() - 1; + size_t ring_mixin = in_to_key.key_offsets.size() - 1; + if (ring_mixin < min_actual_mixin) + min_actual_mixin = ring_mixin; + if (ring_mixin > max_actual_mixin) + max_actual_mixin = ring_mixin; } } + MDEBUG("Mixin: " << min_actual_mixin << "-" << max_actual_mixin); - if (((hf_version == HF_VERSION_MIN_MIXIN_10 || hf_version == HF_VERSION_MIN_MIXIN_10+1) && mixin != 10) || (hf_version >= HF_VERSION_MIN_MIXIN_10+2 && mixin > 10)) + if (hf_version >= HF_VERSION_SAME_MIXIN) { - MERROR_VER("Tx " << get_transaction_hash(tx) << " has invalid ring size (" << (mixin + 1) << "), it should be 11"); + if (min_actual_mixin != max_actual_mixin) + { + MERROR_VER("Tx " << get_transaction_hash(tx) << " has varying ring size (" << (min_actual_mixin + 1) << "-" << (max_actual_mixin + 1) << "), it should be constant"); + tvc.m_low_mixin = true; + return false; + } + } + + if (((hf_version == HF_VERSION_MIN_MIXIN_10 || hf_version == HF_VERSION_MIN_MIXIN_10+1) && min_actual_mixin != 10) || (hf_version >= HF_VERSION_MIN_MIXIN_10+2 && min_actual_mixin > 10)) + { + MERROR_VER("Tx " << get_transaction_hash(tx) << " has invalid ring size (" << (min_actual_mixin + 1) << "), it should be 11"); tvc.m_low_mixin = true; return false; } - if (mixin < min_mixin) + if (min_actual_mixin < min_mixin) { if (n_unmixable == 0) { - MERROR_VER("Tx " << get_transaction_hash(tx) << " has too low ring size (" << (mixin + 1) << "), and no unmixable inputs"); + MERROR_VER("Tx " << get_transaction_hash(tx) << " has too low ring size (" << (min_actual_mixin + 1) << "), and no unmixable inputs"); tvc.m_low_mixin = true; return false; } if (n_mixable > 1) { - MERROR_VER("Tx " << get_transaction_hash(tx) << " has too low ring size (" << (mixin + 1) << "), and more than one mixable input with unmixable inputs"); + MERROR_VER("Tx " << get_transaction_hash(tx) << " has too low ring size (" << (min_actual_mixin + 1) << "), and more than one mixable input with unmixable inputs"); tvc.m_low_mixin = true; return false; } @@ -3587,9 +3525,10 @@ leave: } // this is a cheap test + const uint8_t hf_version = get_current_hard_fork_version(); if (!m_hardfork->check(bl)) { - MERROR_VER("Block with id: " << id << std::endl << "has old version: " << (unsigned)bl.major_version << std::endl << "current: " << (unsigned)m_hardfork->get_current_version()); + MERROR_VER("Block with id: " << id << std::endl << "has old version: " << (unsigned)bl.major_version << std::endl << "current: " << (unsigned)hf_version); bvc.m_verifivation_failed = true; goto leave; } @@ -3694,7 +3633,7 @@ leave: TIME_MEASURE_START(t3); // sanity check basic miner tx properties; - if(!prevalidate_miner_transaction(bl, blockchain_height)) + if(!prevalidate_miner_transaction(bl, blockchain_height, hf_version)) { MERROR_VER("Block with id: " << id << " failed to pass prevalidation"); bvc.m_verifivation_failed = true; @@ -4775,39 +4714,6 @@ HardFork::State Blockchain::get_hard_fork_state() const return m_hardfork->get_state(); } -const std::vector<HardFork::Params>& Blockchain::get_hard_fork_heights(network_type nettype) -{ - static const std::vector<HardFork::Params> mainnet_heights = []() - { - std::vector<HardFork::Params> heights; - for (const auto& i : mainnet_hard_forks) - heights.emplace_back(i.version, i.height, i.threshold, i.time); - return heights; - }(); - static const std::vector<HardFork::Params> testnet_heights = []() - { - std::vector<HardFork::Params> heights; - for (const auto& i : testnet_hard_forks) - heights.emplace_back(i.version, i.height, i.threshold, i.time); - return heights; - }(); - static const std::vector<HardFork::Params> stagenet_heights = []() - { - std::vector<HardFork::Params> heights; - for (const auto& i : stagenet_hard_forks) - heights.emplace_back(i.version, i.height, i.threshold, i.time); - return heights; - }(); - static const std::vector<HardFork::Params> dummy; - switch (nettype) - { - case MAINNET: return mainnet_heights; - case TESTNET: return testnet_heights; - case STAGENET: return stagenet_heights; - default: return dummy; - } -} - bool Blockchain::get_hard_fork_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint64_t &earliest_height, uint8_t &voting) const { return m_hardfork->get_voting_info(version, window, votes, threshold, earliest_height, voting); diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h index f58059a6d..178b2cb24 100644 --- a/src/cryptonote_core/blockchain.h +++ b/src/cryptonote_core/blockchain.h @@ -763,13 +763,6 @@ namespace cryptonote HardFork::State get_hard_fork_state() const; /** - * @brief gets the hardfork heights of given network - * - * @return the HardFork object - */ - static const std::vector<HardFork::Params>& get_hard_fork_heights(network_type nettype); - - /** * @brief gets the current hardfork version in use/voted for * * @return the version @@ -1245,10 +1238,11 @@ namespace cryptonote * * @param b the block containing the miner transaction * @param height the height at which the block will be added + * @param hf_version the consensus rules to apply * * @return false if anything is found wrong with the miner transaction, otherwise true */ - bool prevalidate_miner_transaction(const block& b, uint64_t height); + bool prevalidate_miner_transaction(const block& b, uint64_t height, uint8_t hf_version); /** * @brief validates a miner (coinbase) transaction diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp index b67f50c96..e34ab8fbd 100644 --- a/src/cryptonote_core/cryptonote_core.cpp +++ b/src/cryptonote_core/cryptonote_core.cpp @@ -51,6 +51,7 @@ using namespace epee; #include "blockchain_db/blockchain_db.h" #include "ringct/rctSigs.h" #include "common/notify.h" +#include "hardforks/hardforks.h" #include "version.h" #undef MONERO_DEFAULT_LOG_CATEGORY @@ -633,7 +634,7 @@ namespace cryptonote MERROR("Failed to parse block rate notify spec: " << e.what()); } - const std::pair<uint8_t, uint64_t> regtest_hard_forks[3] = {std::make_pair(1, 0), std::make_pair(Blockchain::get_hard_fork_heights(MAINNET).back().version, 1), std::make_pair(0, 0)}; + const std::pair<uint8_t, uint64_t> regtest_hard_forks[3] = {std::make_pair(1, 0), std::make_pair(mainnet_hard_forks[num_mainnet_hard_forks-1].version, 1), std::make_pair(0, 0)}; const cryptonote::test_options regtest_test_options = { regtest_hard_forks, 0 @@ -745,7 +746,7 @@ namespace cryptonote //----------------------------------------------------------------------------------------------- bool core::handle_incoming_tx_pre(const blobdata& tx_blob, tx_verification_context& tvc, cryptonote::transaction &tx, crypto::hash &tx_hash, bool keeped_by_block, bool relayed, bool do_not_relay) { - tvc = boost::value_initialized<tx_verification_context>(); + tvc = {}; if(tx_blob.size() > get_max_tx_size()) { @@ -1344,7 +1345,7 @@ namespace cryptonote //----------------------------------------------------------------------------------------------- bool core::handle_block_found(block& b, block_verification_context &bvc) { - bvc = boost::value_initialized<block_verification_context>(); + bvc = {}; m_miner.pause(); std::vector<block_complete_entry> blocks; try @@ -1373,7 +1374,7 @@ namespace cryptonote CHECK_AND_ASSERT_MES(!bvc.m_verifivation_failed, false, "mined block failed verification"); if(bvc.m_added_to_main_chain) { - cryptonote_connection_context exclude_context = boost::value_initialized<cryptonote_connection_context>(); + cryptonote_connection_context exclude_context = {}; NOTIFY_NEW_BLOCK::request arg = AUTO_VAL_INIT(arg); arg.current_blockchain_height = m_blockchain_storage.get_current_blockchain_height(); std::vector<crypto::hash> missed_txs; @@ -1441,7 +1442,7 @@ namespace cryptonote { TRY_ENTRY(); - bvc = boost::value_initialized<block_verification_context>(); + bvc = {}; if (!check_incoming_block_size(block_blob)) { @@ -1629,18 +1630,18 @@ namespace cryptonote return true; HardFork::State state = m_blockchain_storage.get_hard_fork_state(); - const el::Level level = el::Level::Warning; + el::Level level; switch (state) { case HardFork::LikelyForked: + level = el::Level::Warning; MCLOG_RED(level, "global", "**********************************************************************"); MCLOG_RED(level, "global", "Last scheduled hard fork is too far in the past."); MCLOG_RED(level, "global", "We are most likely forked from the network. Daemon update needed now."); MCLOG_RED(level, "global", "**********************************************************************"); break; case HardFork::UpdateNeeded: - MCLOG_RED(level, "global", "**********************************************************************"); - MCLOG_RED(level, "global", "Last scheduled hard fork time shows a daemon update is needed soon."); - MCLOG_RED(level, "global", "**********************************************************************"); + level = el::Level::Info; + MCLOG(level, "global", el::Color::Default, "Last scheduled hard fork time suggests a daemon update will be released within the next couple months."); break; default: break; diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp index 4cf71e558..955d6a4b0 100644 --- a/src/cryptonote_core/cryptonote_tx_utils.cpp +++ b/src/cryptonote_core/cryptonote_tx_utils.cpp @@ -647,7 +647,7 @@ namespace cryptonote ) { //genesis block - bl = boost::value_initialized<block>(); + bl = {}; blobdata tx_bl; bool r = string_tools::parse_hexstr_to_binbuff(genesis_tx, tx_bl); |