diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp index 094057b1f..14500361c 100644 --- a/src/cryptonote_basic/cryptonote_format_utils.cpp +++ b/src/cryptonote_basic/cryptonote_format_utils.cpp @@ -1143,12 +1143,19 @@ namespace cryptonote return blob; } //--------------------------------------------------------------- - bool calculate_block_hash(const block& b, crypto::hash& res) + bool calculate_block_hash(const block& b, crypto::hash& res, const blobdata *blob) { + blobdata bd; + if (!blob) + { + bd = block_to_blob(b); + blob = &bd; + } + // EXCEPTION FOR BLOCK 202612 const std::string correct_blob_hash_202612 = "3a8a2b3a29b50fc86ff73dd087ea43c6f0d6b8f936c849194d5c84c737903966"; const std::string existing_block_id_202612 = "bbd604d2ba11ba27935e006ed39c9bfdd99b76bf4a50654bc1e1e61217962698"; - crypto::hash block_blob_hash = get_blob_hash(block_to_blob(b)); + crypto::hash block_blob_hash = get_blob_hash(*blob); if (string_tools::pod_to_hex(block_blob_hash) == correct_blob_hash_202612) { @@ -1239,7 +1246,7 @@ namespace cryptonote return p; } //--------------------------------------------------------------- - bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b) + bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash *block_hash) { std::stringstream ss; ss << b_blob; @@ -1248,9 +1255,26 @@ namespace cryptonote CHECK_AND_ASSERT_MES(r, false, "Failed to parse block from blob"); b.invalidate_hashes(); b.miner_tx.invalidate_hashes(); + if (block_hash) + { + calculate_block_hash(b, *block_hash, &b_blob); + ++block_hashes_calculated_count; + b.hash = *block_hash; + b.set_hash_valid(true); + } return true; } //--------------------------------------------------------------- + bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b) + { + return parse_and_validate_block_from_blob(b_blob, b, NULL); + } + //--------------------------------------------------------------- + bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash &block_hash) + { + return parse_and_validate_block_from_blob(b_blob, b, &block_hash); + } + //--------------------------------------------------------------- blobdata block_to_blob(const block& b) { return t_serializable_object_to_blob(b); diff --git a/src/cryptonote_basic/cryptonote_format_utils.h b/src/cryptonote_basic/cryptonote_format_utils.h index 40a9907be..3f8eef076 100644 --- a/src/cryptonote_basic/cryptonote_format_utils.h +++ b/src/cryptonote_basic/cryptonote_format_utils.h @@ -114,12 +114,14 @@ namespace cryptonote crypto::hash get_pruned_transaction_hash(const transaction& t, const crypto::hash &pruned_data_hash); blobdata get_block_hashing_blob(const block& b); - bool calculate_block_hash(const block& b, crypto::hash& res); + bool calculate_block_hash(const block& b, crypto::hash& res, const blobdata *blob = NULL); bool get_block_hash(const block& b, crypto::hash& res); crypto::hash get_block_hash(const block& b); bool get_block_longhash(const block& b, crypto::hash& res, uint64_t height); crypto::hash get_block_longhash(const block& b, uint64_t height); + bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash *block_hash); bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b); + bool parse_and_validate_block_from_blob(const blobdata& b_blob, block& b, crypto::hash &block_hash); bool get_inputs_money_amount(const transaction& tx, uint64_t& money); uint64_t get_outs_money_amount(const transaction& tx); bool check_inputs_types_supported(const transaction& tx); diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index c663d7cef..6862d3209 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -4283,8 +4283,9 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vectorblock, block)) + if (!parse_and_validate_block_from_blob(it->block, block, block_hash)) return false; // check first block and skip all blocks if its not chained properly @@ -4297,7 +4298,7 @@ bool Blockchain::prepare_handle_incoming_blocks(const std::vectorblock, block)) + if (!parse_and_validate_block_from_blob(it->block, block, block_hash)) return false; - if (have_block(get_block_hash(block))) + if (have_block(block_hash)) blocks_exist = true; std::advance(it, 1); diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp index 387203cc0..18b2368b1 100644 --- a/src/cryptonote_core/cryptonote_core.cpp +++ b/src/cryptonote_core/cryptonote_core.cpp @@ -1432,7 +1432,8 @@ namespace cryptonote block lb; if (!b) { - if(!parse_and_validate_block_from_blob(block_blob, lb)) + crypto::hash block_hash; + if(!parse_and_validate_block_from_blob(block_blob, lb, block_hash)) { LOG_PRINT_L1("Failed to parse and validate new block"); bvc.m_verifivation_failed = true; diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl index b33867e8b..e1675e686 100644 --- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl +++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl @@ -993,7 +993,8 @@ namespace cryptonote return 1; } - if(!parse_and_validate_block_from_blob(block_entry.block, b)) + crypto::hash block_hash; + if(!parse_and_validate_block_from_blob(block_entry.block, b, block_hash)) { LOG_ERROR_CCONTEXT("sent wrong block: failed to parse and validate block: " << epee::string_tools::buff_to_hex_nodelimer(block_entry.block) << ", dropping connection"); @@ -1012,7 +1013,6 @@ namespace cryptonote if (start_height == std::numeric_limits::max()) start_height = boost::get(b.miner_tx.vin[0]).height; - const crypto::hash block_hash = get_block_hash(b); auto req_it = context.m_requested_objects.find(block_hash); if(req_it == context.m_requested_objects.end()) { @@ -1119,13 +1119,13 @@ namespace cryptonote << ", we need " << previous_height); block new_block; - if (!parse_and_validate_block_from_blob(blocks.back().block, new_block)) + crypto::hash last_block_hash; + if (!parse_and_validate_block_from_blob(blocks.back().block, new_block, last_block_hash)) { MERROR(context << "Failed to parse block, but it should already have been parsed"); m_block_queue.remove_spans(span_connection_id, start_height); continue; } - const crypto::hash last_block_hash = cryptonote::get_block_hash(new_block); if (m_core.have_block(last_block_hash)) { const uint64_t subchain_height = start_height + blocks.size(); diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp index 53388d659..1e7d8bf42 100644 --- a/src/wallet/wallet2.cpp +++ b/src/wallet/wallet2.cpp @@ -2238,9 +2238,7 @@ void wallet2::get_short_chain_history(std::list& ids, uint64_t gra //---------------------------------------------------------------------------------------------------- void wallet2::parse_block_round(const cryptonote::blobdata &blob, cryptonote::block &bl, crypto::hash &bl_id, bool &error) const { - error = !cryptonote::parse_and_validate_block_from_blob(blob, bl); - if (!error) - bl_id = get_block_hash(bl); + error = !cryptonote::parse_and_validate_block_from_blob(blob, bl, bl_id); } //---------------------------------------------------------------------------------------------------- void wallet2::pull_blocks(uint64_t start_height, uint64_t &blocks_start_height, const std::list &short_chain_history, std::vector &blocks, std::vector &o_indices)