1 files changed, 519 insertions, 0 deletions
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
new file mode 100644
index 000000000..d5ab8d65a
--- /dev/null
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -0,0 +1,519 @@
+// Copyright (c) 2012-2013 The Cryptonote developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+
+#include "include_base_utils.h"
+using namespace epee;
+
+#include <boost/foreach.hpp>
+#include <unordered_set>
+#include "cryptonote_core.h"
+#include "common/command_line.h"
+#include "common/util.h"
+#include "warnings.h"
+#include "crypto/crypto.h"
+#include "cryptonote_config.h"
+#include "cryptonote_format_utils.h"
+#include "misc_language.h"
+
+DISABLE_VS_WARNINGS(4355)
+
+namespace cryptonote
+{
+
+  //-----------------------------------------------------------------------------------------------
+  core::core(i_cryptonote_protocol* pprotocol):
+              m_mempool(m_blockchain_storage),
+              m_blockchain_storage(m_mempool),
+              m_miner(this),
+              m_miner_address(boost::value_initialized<account_public_address>()), 
+              m_starter_message_showed(false)
+  {
+    set_cryptonote_protocol(pprotocol);
+  }
+  void core::set_cryptonote_protocol(i_cryptonote_protocol* pprotocol)
+  {
+    if(pprotocol)
+      m_pprotocol = pprotocol;
+    else
+      m_pprotocol = &m_protocol_stub;
+  }
+  //-----------------------------------------------------------------------------------
+  void core::set_checkpoints(checkpoints&& chk_pts)
+  {
+    m_blockchain_storage.set_checkpoints(std::move(chk_pts));
+  }
+  //-----------------------------------------------------------------------------------
+  void core::init_options(boost::program_options::options_description& /*desc*/)
+  {
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::handle_command_line(const boost::program_options::variables_map& vm)
+  {
+    m_config_folder = command_line::get_arg(vm, command_line::arg_data_dir);
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  uint64_t core::get_current_blockchain_height()
+  {
+    return m_blockchain_storage.get_current_blockchain_height();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_blockchain_top(uint64_t& height, crypto::hash& top_id)
+  {
+    top_id = m_blockchain_storage.get_tail_id(height);
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks, std::list<transaction>& txs)
+  {
+    return m_blockchain_storage.get_blocks(start_offset, count, blocks, txs);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks)
+  {
+    return m_blockchain_storage.get_blocks(start_offset, count, blocks);
+  }  //-----------------------------------------------------------------------------------------------
+  bool core::get_transactions(const std::vector<crypto::hash>& txs_ids, std::list<transaction>& txs, std::list<crypto::hash>& missed_txs)
+  {
+    return m_blockchain_storage.get_transactions(txs_ids, txs, missed_txs);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_transaction(const crypto::hash &h, transaction &tx)
+  {
+    std::vector<crypto::hash> ids;
+    ids.push_back(h);
+    std::list<transaction> ltx;
+    std::list<crypto::hash> missing;
+    if (m_blockchain_storage.get_transactions(ids, ltx, missing))
+    {
+      if (ltx.size() > 0)
+      {
+        tx = *ltx.begin();
+        return true;
+      }
+    }
+
+    return false;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_alternative_blocks(std::list<block>& blocks)
+  {
+    return m_blockchain_storage.get_alternative_blocks(blocks);
+  }
+  //-----------------------------------------------------------------------------------------------
+  size_t core::get_alternative_blocks_count()
+  {
+    return m_blockchain_storage.get_alternative_blocks_count();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::init(const boost::program_options::variables_map& vm)
+  {
+    bool r = handle_command_line(vm);
+
+    r = m_mempool.init(m_config_folder);
+    CHECK_AND_ASSERT_MES(r, false, "Failed to initialize memory pool");
+
+    r = m_blockchain_storage.init(m_config_folder);
+    CHECK_AND_ASSERT_MES(r, false, "Failed to initialize blockchain storage");
+
+    r = m_miner.init(vm);
+    CHECK_AND_ASSERT_MES(r, false, "Failed to initialize blockchain storage");
+
+    return load_state_data();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::set_genesis_block(const block& b)
+  {
+    return m_blockchain_storage.reset_and_set_genesis_block(b);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::load_state_data()
+  {
+    // may be some code later
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+    bool core::deinit()
+  {
+    m_miner.stop();
+    m_mempool.deinit();
+    m_blockchain_storage.deinit();
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::handle_incoming_tx(const blobdata& tx_blob, tx_verification_context& tvc, bool keeped_by_block)
+  {
+    tvc = boost::value_initialized<tx_verification_context>();
+    //want to process all transactions sequentially
+    CRITICAL_REGION_LOCAL(m_incoming_tx_lock);
+
+    if(tx_blob.size() > get_max_tx_size())
+    {
+      LOG_PRINT_L0("WRONG TRANSACTION BLOB, too big size " << tx_blob.size() << ", rejected");
+      tvc.m_verifivation_failed = true;
+      return false;
+    }
+
+    crypto::hash tx_hash = null_hash;
+    crypto::hash tx_prefixt_hash = null_hash;
+    transaction tx;
+
+    if(!parse_tx_from_blob(tx, tx_hash, tx_prefixt_hash, tx_blob))
+    {
+      LOG_PRINT_L0("WRONG TRANSACTION BLOB, Failed to parse, rejected");
+      tvc.m_verifivation_failed = true;
+      return false;
+    }
+    //std::cout << "!"<< tx.vin.size() << std::endl;
+
+    if(!check_tx_syntax(tx))
+    {
+      LOG_PRINT_L0("WRONG TRANSACTION BLOB, Failed to check tx " << tx_hash << " syntax, rejected");
+      tvc.m_verifivation_failed = true;
+      return false;
+    }
+
+    if(!check_tx_semantic(tx, keeped_by_block))
+    {
+      LOG_PRINT_L0("WRONG TRANSACTION BLOB, Failed to check tx " << tx_hash << " semantic, rejected");
+      tvc.m_verifivation_failed = true;
+      return false;
+    }
+
+    bool r = add_new_tx(tx, tx_hash, tx_prefixt_hash, tx_blob.size(), tvc, keeped_by_block);
+    if(tvc.m_verifivation_failed)
+    {LOG_PRINT_RED_L0("Transaction verification failed: " << tx_hash);}
+    else if(tvc.m_verifivation_impossible)
+    {LOG_PRINT_RED_L0("Transaction verification impossible: " << tx_hash);}
+
+    if(tvc.m_added_to_pool)
+      LOG_PRINT_L1("tx added: " << tx_hash);
+    return r;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_stat_info(core_stat_info& st_inf)
+  {
+    st_inf.mining_speed = m_miner.get_speed();
+    st_inf.alternative_blocks = m_blockchain_storage.get_alternative_blocks_count();
+    st_inf.blockchain_height = m_blockchain_storage.get_current_blockchain_height();
+    st_inf.tx_pool_size = m_mempool.get_transactions_count();
+    st_inf.top_block_id_str = epee::string_tools::pod_to_hex(m_blockchain_storage.get_tail_id());
+    return true;
+  }
+
+  //-----------------------------------------------------------------------------------------------
+  bool core::check_tx_semantic(const transaction& tx, bool keeped_by_block)
+  {
+    if(!tx.vin.size())
+    {
+      LOG_PRINT_RED_L0("tx with empty inputs, rejected for tx id= " << get_transaction_hash(tx));
+      return false;
+    }
+
+    if(!check_inputs_types_supported(tx))
+    {
+      LOG_PRINT_RED_L0("unsupported input types for tx id= " << get_transaction_hash(tx));
+      return false;
+    }
+
+    if(!check_outs_valid(tx))
+    {
+      LOG_PRINT_RED_L0("tx with invalid outputs, rejected for tx id= " << get_transaction_hash(tx));
+      return false;
+    }
+
+    if(!check_money_overflow(tx))
+    {
+      LOG_PRINT_RED_L0("tx have money overflow, rejected for tx id= " << get_transaction_hash(tx));
+      return false;
+    }
+
+    boost::uint64_t amount_in = 0;
+    get_inputs_money_amount(tx, amount_in);
+    boost::uint64_t amount_out = get_outs_money_amount(tx);
+
+    if(amount_in <= amount_out)
+    {
+      LOG_PRINT_RED_L0("tx with wrong amounts: ins " << amount_in << ", outs " << amount_out << ", rejected for tx id= " << get_transaction_hash(tx));
+      return false;
+    }
+
+    if(!keeped_by_block && get_object_blobsize(tx) >= m_blockchain_storage.get_current_comulative_blocksize_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE)
+    {
+      LOG_PRINT_RED_L0("tx have to big size " << get_object_blobsize(tx) << ", expected not bigger than " << m_blockchain_storage.get_current_comulative_blocksize_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE);
+      return false;
+    }
+
+    //check if tx use different key images
+    if(!check_tx_inputs_keyimages_diff(tx))
+    {
+      LOG_PRINT_RED_L0("tx have to big size " << get_object_blobsize(tx) << ", expected not bigger than " << m_blockchain_storage.get_current_comulative_blocksize_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE);
+      return false;
+    }
+
+
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::check_tx_inputs_keyimages_diff(const transaction& tx)
+  {
+    std::unordered_set<crypto::key_image> ki;
+    BOOST_FOREACH(const auto& in, tx.vin)
+    {
+      CHECKED_GET_SPECIFIC_VARIANT(in, const txin_to_key, tokey_in, false);
+      if(!ki.insert(tokey_in.k_image).second)
+        return false;
+    }
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::add_new_tx(const transaction& tx, tx_verification_context& tvc, bool keeped_by_block)
+  {
+    crypto::hash tx_hash = get_transaction_hash(tx);
+    crypto::hash tx_prefix_hash = get_transaction_prefix_hash(tx);
+    blobdata bl;
+    t_serializable_object_to_blob(tx, bl);
+    return add_new_tx(tx, tx_hash, tx_prefix_hash, bl.size(), tvc, keeped_by_block);
+  }
+  //-----------------------------------------------------------------------------------------------
+  size_t core::get_blockchain_total_transactions()
+  {
+    return m_blockchain_storage.get_total_transactions();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_outs(uint64_t amount, std::list<crypto::public_key>& pkeys)
+  {
+    return m_blockchain_storage.get_outs(amount, pkeys);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::add_new_tx(const transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t blob_size, tx_verification_context& tvc, bool keeped_by_block)
+  {
+    if(m_mempool.have_tx(tx_hash))
+    {
+      LOG_PRINT_L2("tx " << tx_hash << "already have transaction in tx_pool");
+      return true;
+    }
+
+    if(m_blockchain_storage.have_tx(tx_hash))
+    {
+      LOG_PRINT_L2("tx " << tx_hash << " already have transaction in blockchain");
+      return true;
+    }
+
+    return m_mempool.add_tx(tx, tx_hash, blob_size, tvc, keeped_by_block);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_block_template(block& b, const account_public_address& adr, difficulty_type& diffic, uint64_t& height, const blobdata& ex_nonce)
+  {
+    return m_blockchain_storage.create_block_template(b, adr, diffic, height, ex_nonce);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, NOTIFY_RESPONSE_CHAIN_ENTRY::request& resp)
+  {
+    return m_blockchain_storage.find_blockchain_supplement(qblock_ids, resp);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, std::list<std::pair<block, std::list<transaction> > >& blocks, uint64_t& total_height, uint64_t& start_height, size_t max_count)
+  {
+    return m_blockchain_storage.find_blockchain_supplement(qblock_ids, blocks, total_height, start_height, max_count);
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::print_blockchain(uint64_t start_index, uint64_t end_index)
+  {
+    m_blockchain_storage.print_blockchain(start_index, end_index);
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::print_blockchain_index()
+  {
+    m_blockchain_storage.print_blockchain_index();
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::print_blockchain_outs(const std::string& file)
+  {
+    m_blockchain_storage.print_blockchain_outs(file);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_random_outs_for_amounts(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res)
+  {
+    return m_blockchain_storage.get_random_outs_for_amounts(req, res);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_tx_outputs_gindexs(const crypto::hash& tx_id, std::vector<uint64_t>& indexs)
+  {
+    return m_blockchain_storage.get_tx_outputs_gindexs(tx_id, indexs);
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::pause_mine()
+  {
+    m_miner.pause();
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::resume_mine()
+  {
+    m_miner.resume();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::handle_block_found(block& b)
+  {
+    block_verification_context bvc = boost::value_initialized<block_verification_context>();
+    m_miner.pause();
+    m_blockchain_storage.add_new_block(b, bvc);
+    //anyway - update miner template
+    update_miner_block_template();
+    m_miner.resume();
+
+
+    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>();
+      NOTIFY_NEW_BLOCK::request arg = AUTO_VAL_INIT(arg);
+      arg.hop = 0;
+      arg.current_blockchain_height = m_blockchain_storage.get_current_blockchain_height();
+      std::list<crypto::hash> missed_txs;
+      std::list<transaction> txs;
+      m_blockchain_storage.get_transactions(b.tx_hashes, txs, missed_txs);
+      if(missed_txs.size() &&  m_blockchain_storage.get_block_id_by_height(get_block_height(b)) != get_block_hash(b))
+      {
+        LOG_PRINT_L0("Block found but, seems that reorganize just happened after that, do not relay this block");
+        return true;
+      }
+      CHECK_AND_ASSERT_MES(txs.size() == b.tx_hashes.size() && !missed_txs.size(), false, "cant find some transactions in found block:" << get_block_hash(b) << " txs.size()=" << txs.size()
+        << ", b.tx_hashes.size()=" << b.tx_hashes.size() << ", missed_txs.size()" << missed_txs.size());
+
+      block_to_blob(b, arg.b.block);
+      //pack transactions
+      BOOST_FOREACH(auto& tx,  txs)
+        arg.b.txs.push_back(t_serializable_object_to_blob(tx));
+
+      m_pprotocol->relay_block(arg, exclude_context);
+    }
+    return bvc.m_added_to_main_chain;
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::on_synchronized()
+  {
+    m_miner.on_synchronized();
+  }
+  bool core::get_backward_blocks_sizes(uint64_t from_height, std::vector<size_t>& sizes, size_t count)
+  {
+    return m_blockchain_storage.get_backward_blocks_sizes(from_height, sizes, count);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::add_new_block(const block& b, block_verification_context& bvc)
+  {
+    return m_blockchain_storage.add_new_block(b, bvc);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::handle_incoming_block(const blobdata& block_blob, block_verification_context& bvc, bool update_miner_blocktemplate)
+  {
+    bvc = boost::value_initialized<block_verification_context>();
+    if(block_blob.size() > get_max_block_size())
+    {
+      LOG_PRINT_L0("WRONG BLOCK BLOB, too big size " << block_blob.size() << ", rejected");
+      bvc.m_verifivation_failed = true;
+      return false;
+    }
+
+
+    block b = AUTO_VAL_INIT(b);
+    if(!parse_and_validate_block_from_blob(block_blob, b))
+    {
+      LOG_PRINT_L0("Failed to parse and validate new block");
+      bvc.m_verifivation_failed = true;
+      return false;
+    }
+    add_new_block(b, bvc);
+    if(update_miner_blocktemplate && bvc.m_added_to_main_chain)
+       update_miner_block_template();
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  crypto::hash core::get_tail_id()
+  {
+    return m_blockchain_storage.get_tail_id();
+  }
+  //-----------------------------------------------------------------------------------------------
+  size_t core::get_pool_transactions_count()
+  {
+    return m_mempool.get_transactions_count();
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::have_block(const crypto::hash& id)
+  {
+    return m_blockchain_storage.have_block(id);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::parse_tx_from_blob(transaction& tx, crypto::hash& tx_hash, crypto::hash& tx_prefix_hash, const blobdata& blob)
+  {
+    return parse_and_validate_tx_from_blob(blob, tx, tx_hash, tx_prefix_hash);
+  }
+  //-----------------------------------------------------------------------------------------------
+    bool core::check_tx_syntax(const transaction& tx)
+  {
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_pool_transactions(std::list<transaction>& txs)
+  {
+    return m_mempool.get_transactions(txs);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_short_chain_history(std::list<crypto::hash>& ids)
+  {
+    return m_blockchain_storage.get_short_chain_history(ids);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::handle_get_objects(NOTIFY_REQUEST_GET_OBJECTS::request& arg, NOTIFY_RESPONSE_GET_OBJECTS::request& rsp, cryptonote_connection_context& context)
+  {
+    return m_blockchain_storage.handle_get_objects(arg, rsp);
+  }
+  //-----------------------------------------------------------------------------------------------
+  crypto::hash core::get_block_id_by_height(uint64_t height)
+  {
+    return m_blockchain_storage.get_block_id_by_height(height);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::get_block_by_hash(const crypto::hash &h, block &blk) {
+    return m_blockchain_storage.get_block_by_hash(h, blk);
+  }
+  //-----------------------------------------------------------------------------------------------
+  void core::get_all_known_block_ids(std::list<crypto::hash> &main, std::list<crypto::hash> &alt, std::list<crypto::hash> &invalid) {
+    m_blockchain_storage.get_all_known_block_ids(main, alt, invalid);
+  }
+  //-----------------------------------------------------------------------------------------------
+  std::string core::print_pool(bool short_format)
+  {
+    return m_mempool.print_pool(short_format);
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::update_miner_block_template()
+  {
+    m_miner.on_block_chain_update();
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+  bool core::on_idle()
+  {
+    if(!m_starter_message_showed)
+    {
+      LOG_PRINT_L0(ENDL << "**********************************************************************" << ENDL 
+        << "The daemon will start synchronizing with the network. It may take up to several hours." << ENDL 
+        << ENDL
+        << "You can set the level of process detailization by using command \"set_log <level>\", where <level> is either 0 (no details), 1 (current block height synchronized), or 2 (all details)." << ENDL
+        << ENDL
+        << "Use \"help\" command to see the list of available commands." << ENDL
+        << ENDL
+        << "Note: in case you need to interrupt the process, use \"exit\" command. Otherwise, the current progress won't be saved." << ENDL 
+        << "**********************************************************************");
+      m_starter_message_showed = true;
+    }
+
+    m_store_blockchain_interval.do_call(boost::bind(&blockchain_storage::store_blockchain, &m_blockchain_storage));
+    m_miner.on_idle();
+    return true;
+  }
+  //-----------------------------------------------------------------------------------------------
+}