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Stable release v32.1bitcoin/bitcoin · f0de87f04062 ↗3,020 source files · 47.5 MB stored on the server440 file guides

Release published 2026-10-28 · Snapshot fetched 2026-11-01. Latest stable release at fetch time; development branches and Git history are excluded. Only the selected code window and visible folders load here.

bitcoin / bitcoinstable

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▤ allocator_tests.cpp

▤ amount_tests.cpp

▤ argsman_tests.cpp

▤ arith_uint256_tests.cpp

▤ baseindex_tests.cpp

▤ blockchain_tests.cpp

▤ blockencodings_tests.cpp

▤ blockfilter_index_tests.cpp

▤ blockfilter_tests.cpp

▤ blockmanager_tests.cpp

▤ blockpolicyestimator_tests.cpp

▤ bloom_tests.cpp

▤ bswap_tests.cpp

▤ btcsignals_tests.cpp

▤ caches_tests.cpp

▤ chain_tests.cpp

▤ chainstate_write_tests.cpp

▤ checkqueue_tests.cpp

▤ cluster_linearize_tests.cpp

▤ CMakeLists.txt

▤ coins_tests.cpp

▤ coinscachepair_tests.cpp

▤ coinstatsindex_tests.cpp

▤ coinsviewoverlay_tests.cpp

▤ common_url_tests.cpp

▤ compress_tests.cpp

▤ crypto_tests.cpp

▤ cuckoocache_tests.cpp

▤ dbwrapper_tests.cpp

▤ denialofservice_tests.cpp

▤ descriptor_tests.cpp

▤ disconnected_transactions.cpp

▤ feefrac_tests.cpp

▤ feerounder_tests.cpp

▤ fees_util_tests.cpp

▤ headers_sync_chainwork_tests.cpp

▤ httpserver_tests.cpp

▤ i2p_tests.cpp

▤ interfaces_tests.cpp

▤ mempool_fee_estimator_tests.cpp

▤ mempool_tests.cpp

▤ merkle_tests.cpp

▤ merkleblock_tests.cpp

▤ miner_tests.cpp

▤ miniminer_tests.cpp

▤ miniscript_tests.cpp

▤ minisketch_tests.cpp

▤ multisig_tests.cpp

▤ net_peer_connection_tests.cpp

▤ net_peer_eviction_tests.cpp

▤ net_tests.cpp

▤ netbase_tests.cpp

▤ node_init_tests.cpp

▤ node_warnings_tests.cpp

▤ orphanage_tests.cpp

▤ prevector_tests.cpp

▤ private_broadcast_tests.cpp

▤ reverselock_tests.cpp

▤ rpc_tests.cpp

▤ sanity_tests.cpp

▤ scheduler_tests.cpp

▤ script_assets_tests.cpp

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bitcoin / src / test / net_tests.cpp

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1501        }
1502        tester.ReceiveKey();
1503        tester.SendGarbageTerm();
1504        for (unsigned v = 0; v < num_ignore_version; ++v) {
1505            size_t ver_ign_data_len = m_rng.randbool() ? 0 : m_rng.randrange(1000);
1506            auto ver_ign_data = m_rng.randbytes<uint8_t>(ver_ign_data_len);
1507            tester.SendVersion(ver_ign_data, true);
1508        }
1509        tester.SendVersion(ver_data, false);
1510        ret = tester.Interact();
1511        BOOST_REQUIRE(ret);
1512        BOOST_REQUIRE(ret->empty());
1513        tester.ReceiveGarbage();
1514        tester.ReceiveVersion();
1515        tester.CompareSessionIDs();
1516        for (unsigned d = 0; d < num_decoys_1; ++d) {
1517            auto decoy_data = m_rng.randbytes<uint8_t>(m_rng.randrange(1000));
1518            tester.SendPacket(/*content=*/decoy_data, /*aad=*/{}, /*ignore=*/true);
1519        }
1520        auto msg_data_1 = m_rng.randbytes<uint8_t>(m_rng.randrange(4000000));
1521        tester.SendMessage(uint8_t(28), msg_data_1);
1522        for (unsigned d = 0; d < num_decoys_2; ++d) {
1523            auto decoy_data = m_rng.randbytes<uint8_t>(m_rng.randrange(1000));
1524            tester.SendPacket(/*content=*/decoy_data, /*aad=*/{}, /*ignore=*/true);
1525        }
1526        auto msg_data_2 = m_rng.randbytes<uint8_t>(m_rng.randrange(1000));
1527        tester.SendMessage(uint8_t(13), msg_data_2); // headers short id
1528        // Send invalidly-encoded message
1529        tester.SendMessage(std::string("blocktxn\x00\x00\x00a", CMessageHeader::MESSAGE_TYPE_SIZE), {});
1530        tester.SendMessage("foobar", {}); // test receiving unknown message type
1531        tester.AddMessage("barfoo", {}); // test sending unknown message type
1532        ret = tester.Interact();
1533        BOOST_REQUIRE(ret);
1534        BOOST_REQUIRE(ret->size() == 4);
1535        BOOST_REQUIRE((*ret)[0]);
1536        BOOST_CHECK((*ret)[0]->m_type == "addrv2");
1537        BOOST_CHECK(std::ranges::equal((*ret)[0]->m_recv, MakeByteSpan(msg_data_1)));
1538        BOOST_REQUIRE((*ret)[1]);
1539        BOOST_CHECK((*ret)[1]->m_type == "headers");
1540        BOOST_CHECK(std::ranges::equal((*ret)[1]->m_recv, MakeByteSpan(msg_data_2)));
1541        BOOST_CHECK(!(*ret)[2]);
1542        BOOST_REQUIRE((*ret)[3]);
1543        BOOST_CHECK((*ret)[3]->m_type == "foobar");
1544        BOOST_CHECK((*ret)[3]->m_recv.empty());
1545        tester.ReceiveMessage("barfoo", {});
1546    }
1547
1548    // Too long garbage (initiator).
1549    {
1550        V2TransportTester tester(m_rng, true);
1551        auto ret = tester.Interact();
1552        BOOST_REQUIRE(ret);
1553        BOOST_REQUIRE(ret->empty());
1554        tester.SendKey();
1555        tester.SendGarbage(V2Transport::MAX_GARBAGE_LEN + 1);
1556        tester.ReceiveKey();
1557        tester.SendGarbageTerm();
1558        ret = tester.Interact();
1559        BOOST_CHECK(!ret);
1560    }
1561
1562    // Too long garbage (responder).
1563    {
1564        V2TransportTester tester(m_rng, false);
1565        tester.SendKey();
1566        tester.SendGarbage(V2Transport::MAX_GARBAGE_LEN + 1);
1567        auto ret = tester.Interact();
1568        BOOST_REQUIRE(ret);
1569        BOOST_REQUIRE(ret->empty());
1570        tester.ReceiveKey();
1571        tester.SendGarbageTerm();
1572        ret = tester.Interact();
1573        BOOST_CHECK(!ret);
1574    }
1575
1576    // Send garbage that includes the first 15 garbage terminator bytes somewhere.
1577    {
1578        V2TransportTester tester(m_rng, true);
1579        auto ret = tester.Interact();
1580        BOOST_REQUIRE(ret);
1581        BOOST_REQUIRE(ret->empty());
1582        tester.SendKey();
1583        tester.ReceiveKey();
1584        /** The number of random garbage bytes before the included first 15 bytes of terminator. */
1585        size_t len_before = m_rng.randrange(V2Transport::MAX_GARBAGE_LEN - 16 + 1);
1586        /** The number of random garbage bytes after it. */
1587        size_t len_after = m_rng.randrange(V2Transport::MAX_GARBAGE_LEN - 16 - len_before + 1);
1588        // Construct len_before + 16 + len_after random bytes.
1589        auto garbage = m_rng.randbytes<uint8_t>(len_before + 16 + len_after);
1590        // Replace the designed 16 bytes in the middle with the to-be-sent garbage terminator.
1591        auto garb_term = MakeUCharSpan(tester.GetCipher().GetSendGarbageTerminator());
1592        std::copy(garb_term.begin(), garb_term.begin() + 16, garbage.begin() + len_before);
1593        // Introduce a bit error in the last byte of that copied garbage terminator, making only
1594        // the first 15 of them match.
1595        garbage[len_before + 15] ^= (uint8_t(1) << m_rng.randrange(8));
1596        tester.SendGarbage(garbage);
1597        tester.SendGarbageTerm();
1598        tester.SendVersion();
1599        ret = tester.Interact();
1600        BOOST_REQUIRE(ret);
1601        BOOST_REQUIRE(ret->empty());
1602        tester.ReceiveGarbage();
1603        tester.ReceiveVersion();
1604        tester.CompareSessionIDs();
1605        auto msg_data_1 = m_rng.randbytes<uint8_t>(4000000); // test that receiving 4M payload works
1606        auto msg_data_2 = m_rng.randbytes<uint8_t>(4000000); // test that sending 4M payload works
1607        tester.SendMessage(uint8_t(m_rng.randrange(256 - BIP324_SHORTIDS_IMPLEMENTED) + BIP324_SHORTIDS_IMPLEMENTED), {}); // unknown short id
1608        tester.SendMessage(uint8_t(2), msg_data_1); // "block" short id
1609        tester.AddMessage("blocktxn", msg_data_2); // schedule blocktxn to be sent to us
1610        ret = tester.Interact();
1611        BOOST_REQUIRE(ret);
1612        BOOST_REQUIRE(ret->size() == 2);
1613        BOOST_CHECK(!(*ret)[0]);
1614        BOOST_REQUIRE((*ret)[1]);
1615        BOOST_CHECK((*ret)[1]->m_type == "block");
1616        BOOST_CHECK(std::ranges::equal((*ret)[1]->m_recv, MakeByteSpan(msg_data_1)));
1617        tester.ReceiveMessage(uint8_t(3), msg_data_2); // "blocktxn" short id
1618    }
1619
1620    // Send correct network's V1 header
1621    {
1622        V2TransportTester tester(m_rng, false);
1623        tester.SendV1Version(Params().MessageStart());
1624        auto ret = tester.Interact();
1625        BOOST_CHECK(ret);
1626    }
1627
1628    // Send wrong network's V1 header
1629    {
1630        V2TransportTester tester(m_rng, false);
1631        tester.SendV1Version(CChainParams::Main()->MessageStart());
1632        auto ret = tester.Interact();
1633        BOOST_CHECK(!ret);
1634    }
1635}
1636
1637BOOST_AUTO_TEST_CASE(private_broadcast_version_does_not_update_addrman_services)
1638{
1639    LOCK(NetEventsInterface::g_msgproc_mutex);
1640
1641    const CNetAddr source{LookupHost("2.3.4.5", /*fAllowLookup=*/false).value()};
1642    const CAddress addr{Lookup("1.2.3.4", 8333, /*fAllowLookup=*/false).value(), NODE_NONE};
1643    BOOST_REQUIRE(m_node.addrman->Add({addr}, source));
1644    CNode node{/*id=*/0,
1645               /*sock=*/nullptr,
1646               /*addrIn=*/addr,
1647               /*nKeyedNetGroupIn=*/0,
1648               /*nLocalHostNonceIn=*/0,
1649               /*addrBindIn=*/CService{},
1650               /*addrNameIn=*/"",
1651               /*conn_type_in=*/ConnectionType::PRIVATE_BROADCAST,
1652               /*inbound_onion=*/false,
1653               /*network_key=*/0};
1654
1655    auto& connman = static_cast<ConnmanTestMsg&>(*m_node.connman);
1656    connman.Handshake(node,
1657                      /*successfully_connected=*/false,
1658                      /*remote_services=*/NODE_NETWORK,
1659                      /*local_services=*/NODE_NONE,
1660                      /*version=*/PROTOCOL_VERSION,
1661                      /*relay_txs=*/true);
1662
1663    BOOST_CHECK_EQUAL(m_node.addrman->Select().first.nServices, NODE_NONE);
1664    m_node.peerman->FinalizeNode(node);
1665}
1666
1667BOOST_AUTO_TEST_CASE(addlocal_onlynet_externalip)
1668{
1669    // Test that `-externalip` addresses bypass `-onlynet`, but score alone does
1670    // not.
1671
1672    CAddress addr_onion;
1673    BOOST_REQUIRE(addr_onion.SetSpecial("pg6mmjiyjmcrsslvykfwnntlaru7p5svn6y2ymmju6nubxndf4pscryd.onion"));
1674    BOOST_REQUIRE(addr_onion.IsValid());
1675    BOOST_REQUIRE(addr_onion.IsTor());
1676
1677    const auto reachable_nets_at_start{g_reachable_nets.All()};
1678    const bool discover_orig{fDiscover};
1679
1680    // Simulate using -onlynet=ipv4 -externalip=<onion>
1681    g_reachable_nets.RemoveAll();
1682    g_reachable_nets.Add(NET_IPV4);
1683    fDiscover = false;
1684
1685    // Now AddLocal with a non-manual score should fail for an unreachable network.
1686    BOOST_CHECK(!AddLocal(addr_onion, LOCAL_BIND));
1687    BOOST_CHECK(!IsLocal(addr_onion));
1688
1689    BOOST_CHECK(!AddLocal(addr_onion, LOCAL_MANUAL));
1690    BOOST_CHECK(!IsLocal(addr_onion));
1691
1692    // Whereas AddLocal for -externalip should succeed.
1693    BOOST_CHECK(AddLocal(addr_onion, LOCAL_MANUAL, /*add_even_if_unreachable=*/true));
1694    BOOST_CHECK(IsLocal(addr_onion));
1695
1696    // Normal AddLocal on a reachable network still works.
1697    const CNetAddr addr_ipv4{LookupHost("1.2.3.4", false).value()};
1698    BOOST_CHECK(AddLocal(addr_ipv4, LOCAL_MANUAL));
1699    BOOST_CHECK(IsLocal(CService{addr_ipv4, GetListenPort()}));
1700
1701    RemoveLocal(CService{addr_ipv4, GetListenPort()});
1702    RemoveLocal(addr_onion);
1703    g_reachable_nets.RemoveAll();
1704    for (const auto& net : reachable_nets_at_start) {
1705        g_reachable_nets.Add(net);
1706    }
1707    fDiscover = discover_orig;
1708}
1709
1710BOOST_AUTO_TEST_SUITE_END()
1711

A READING COMPANION

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440 guided files · 2,580 pending. Guides cover key sections, not every line.

cmake/bitcoin-build-config.h.in src/consensus/amount.h src/consensus/consensus.h src/primitives/block.h src/primitives/transaction.h src/crypto/sha256.h src/util/moneystr.h src/clientversion.h src/uint256.h src/script/script.h src/policy/policy.h CMakeLists.txt README.md COPYING src/consensus/tx_check.cpp src/consensus/tx_verify.cpp src/consensus/merkle.cpp src/pow.cpp src/validation.cpp src/script/interpreter.cpp src/script/solver.cpp src/script/sign.cpp src/key_io.cpp src/net.cpp src/net_processing.cpp src/netaddress.cpp src/protocol.h src/wallet/wallet.cpp src/wallet/spend.cpp

← Previous 250 linesCode page 7

src/wallet/receive.cpp

src/wallet/coinselection.cpp

src/consensus/validation.h

src/primitives/transaction.cpp

src/script/descriptor.cpp

src/bitcoin-cli.cpp

src/rpc/blockchain.cpp

src/rpc/rawtransaction.cpp

src/init.cpp

src/crypto/sha256.cpp

src/consensus/merkle.h

src/consensus/tx_check.h

src/consensus/tx_verify.h

src/policy/feerate.h

src/policy/feerate.cpp

src/primitives/transaction_identifier.h

src/chainparamsbase.h

src/chainparamsbase.cpp

src/util/moneystr.cpp

src/crypto/ripemd160.h

src/crypto/sha1.h

src/crypto/sha512.h

src/crypto/hmac_sha256.h

src/crypto/hmac_sha512.h

src/crypto/hmac_sha256.cpp

src/crypto/hmac_sha512.cpp

src/crypto/hkdf_sha256_32.h

src/crypto/hkdf_sha256_32.cpp

src/support/cleanse.h

src/support/cleanse.cpp

src/crypto/siphash.cpp

src/crypto/muhash.h

src/crypto/chacha20.h

src/crypto/poly1305.h

src/crypto/chacha20poly1305.h

src/crypto/chacha20poly1305.cpp

src/util/chaintype.cpp

src/util/obfuscation.h

src/util/byte_units.h

src/util/overflow.h

src/blockencodings.cpp

src/net_permissions.cpp

src/policy/packages.cpp

src/policy/rbf.cpp

src/policy/truc_policy.cpp

src/policy/ephemeral_policy.cpp

src/policy/settings.cpp

src/policy/policy.cpp

src/node/transaction.cpp

src/node/coin.cpp

src/rpc/client.cpp

src/rpc/external_signer.cpp

src/rpc/request.cpp

src/rpc/server_util.cpp

src/rpc/fees.cpp

src/rpc/output_script.cpp

src/rpc/rawtransaction_util.cpp

src/rpc/rawtransaction_util.h

src/rpc/register.h

src/rpc/request.h

src/rpc/server_util.h

src/rpc/protocol.h

src/rpc/server.h

src/rpc/signmessage.cpp

src/rpc/txoutproof.cpp

src/rpc/util.cpp

src/rpc/util.h

src/wallet/rpc/addresses.cpp

src/wallet/rpc/backup.cpp

src/wallet/rpc/coins.cpp

src/wallet/rpc/encrypt.cpp

src/wallet/rpc/signmessage.cpp

src/wallet/rpc/util.cpp

src/wallet/rpc/util.h

src/wallet/coincontrol.cpp

src/wallet/coincontrol.h

src/wallet/context.cpp

src/wallet/context.h

src/wallet/crypter.cpp

src/wallet/crypter.h

src/wallet/db.cpp

src/wallet/export.cpp

src/wallet/external_signer_scriptpubkeyman.cpp

src/wallet/rpc/spend.cpp

src/wallet/rpc/transactions.cpp

src/wallet/rpc/wallet.cpp

src/wallet/feebumper.cpp

src/wallet/feebumper.h

src/index/base.h

src/index/base.cpp

src/index/txindex.h

src/index/txindex.cpp

src/index/txindex_key.h

src/index/txospenderindex.h

src/index/txospenderindex.cpp

src/index/blockfilterindex.h

src/index/blockfilterindex.cpp

src/index/coinstatsindex.h

src/index/coinstatsindex.cpp

src/index/db_key.h

src/index/disktxpos.h

src/kernel/chain.cpp

src/kernel/chain.h

src/kernel/checks.cpp

src/kernel/checks.h

src/kernel/context.cpp

src/kernel/context.h

src/kernel/cs_main.cpp

src/kernel/cs_main.h

src/kernel/disconnected_transactions.cpp

src/kernel/disconnected_transactions.h

src/kernel/mempool_removal_reason.cpp

src/kernel/mempool_removal_reason.h

src/kernel/coinstats.cpp

src/kernel/coinstats.h

src/kernel/chainparams.cpp

src/kernel/chainparams.h

src/wallet/sqlite.cpp

src/wallet/sqlite.h

src/wallet/transaction.cpp

src/wallet/transaction.h

src/wallet/dump.cpp

src/wallet/dump.h

src/wallet/init.cpp

src/wallet/walletutil.cpp

src/wallet/walletutil.h

src/wallet/wallettool.cpp

src/wallet/wallettool.h

src/wallet/export.h

src/wallet/migrate.cpp

src/wallet/migrate.h

src/wallet/db.h

src/wallet/walletdb.cpp

src/wallet/interfaces.cpp

src/wallet/scriptpubkeyman.cpp

src/wallet/scriptpubkeyman.h

src/kernel/bitcoinkernel.cpp

src/kernel/bitcoinkernel.h

src/kernel/bitcoinkernel_wrapper.h

src/node/chainstate.cpp

src/node/chainstate.h

src/node/blockstorage.cpp

src/node/blockstorage.h

src/node/mempool_persist.cpp

src/node/mempool_persist.h

src/node/utxo_snapshot.cpp

src/node/utxo_snapshot.h

src/node/kernel_notifications.cpp

src/node/kernel_notifications.h

src/node/blockmanager_args.cpp

src/kernel/blockmanager_opts.h

src/util/expected.cpp

src/policy/settings.h

src/util/types.h

src/kernel/messagestartchars.h

src/kernel/warning.h

src/util/exception.h

src/common/license_info.h

src/node/coins_view_args.h

src/node/database_args.h

src/util/batchpriority.h

src/util/ui_change_type.h

src/node/coins_view_args.cpp

src/node/peerman_args.h

src/util/serfloat.h

src/node/blockmanager_args.h

src/node/database_args.cpp

src/util/overloaded.h

src/interfaces/types.h

src/node/chainstatemanager_args.h

src/node/minisketchwrapper.h

src/util/macros.h

src/util/syserror.h

src/common/run_command.h

src/util/bytevectorhash.cpp

src/node/mempool_persist_args.cpp

src/util/exec.h

src/util/rbf.h

src/crypto/hex_base.h

src/node/mempool_persist_args.h

src/interfaces/echo.h

src/util/any.h

src/util/batchpriority.cpp

src/util/threadnames.h

src/node/coin.h

src/node/mempool_args.h

src/util/asmap.h

src/util/bytevectorhash.h

src/node/context.cpp

src/util/insert.h

src/util/readwritefile.h

src/node/peerman_args.cpp

src/node/interface_ui.cpp

src/interfaces/handler.h

src/node/mining_args.h

src/util/hasher.cpp

src/common/init.h

src/kernel/mempool_limits.h

src/common/system.h

src/crypto/sha3.h

src/util/threadinterrupt.cpp

src/node/protocol_version.h

src/util/exception.cpp

src/common/messages.h

src/node/connection_types.cpp

src/util/bip32.h

src/common/license_info.cpp

src/util/stdmutex.h

src/common/run_command.cpp

src/util/check.cpp

src/util/golombrice.h

src/node/types.h

src/node/timeoffsets.h

src/util/readwritefile.cpp

src/util/fastrange.h

src/util/signalinterrupt.h

src/util/task_runner.h

src/util/syserror.cpp

src/common/interfaces.cpp

src/common/types.h

src/util/threadinterrupt.h

src/kernel/chainstatemanager_opts.h

src/node/psbt.h

src/policy/ephemeral_policy.h

src/util/trace.h

src/common/url.cpp

src/kernel/mempool_options.h

src/util/serfloat.cpp

src/kernel/notifications_interface.h

src/node/timeoffsets.cpp

src/node/warnings.cpp

src/util/hash_type.h

src/crypto/hex_base.cpp

src/node/eviction.h

src/util/tokenbucket.h

src/crypto/aes.h

src/common/pcp.h

src/util/feefrac.cpp

src/node/transaction.h

src/util/threadnames.cpp

src/common/signmessage.h

src/util/exec.cpp

src/util/signalinterrupt.cpp

src/clientversion.cpp

src/common/signmessage.cpp

src/compat/assumptions.h

src/compat/byteswap.h

src/deploymentinfo.cpp

src/deploymentinfo.h

src/deploymentstatus.cpp

src/deploymentstatus.h

src/dummywallet.cpp

src/external_signer.h

src/init/bitcoin-gui.cpp

src/init/bitcoin-node.cpp

src/init/bitcoin-qt.cpp

src/init/bitcoin-wallet.cpp

src/init/bitcoind.cpp

src/init/common.h

src/interfaces/init.h

src/interfaces/ipc.h

src/key_io.h

src/logging/categories.h

src/logging/timer.h

src/mapport.h

src/musig.h

src/net_permissions.h

src/netgroup.h

src/netmessagemaker.h

src/node/chainstatemanager_args.cpp

src/node/connection_types.h

src/node/context.h

src/node/interface_ui.h

src/node/mempool_args.cpp

src/node/mining_args.cpp

src/node/minisketchwrapper.cpp

src/node/txreconciliation.h

src/policy/fees/estimator_args.cpp

src/policy/fees/estimator_args.h

src/policy/fees/estimator_man.cpp

src/policy/fees/estimator_man.h

src/policy/packages.h

src/policy/rbf.h

src/policy/truc_policy.h

src/pow.h

src/primitives/block.cpp

src/randomenv.h

src/rest.h

src/script/keyorigin.h

src/script/parsing.cpp

src/script/parsing.h

src/script/script_error.h

src/script/sigcache.cpp

src/script/sigcache.h

src/script/solver.h

src/script/verify_flags.h

src/semaphore_grant.h

src/signet.h

src/span.h

src/support/allocators/secure.h

src/support/allocators/zeroafterfree.h

src/util/tokenpipe.cpp

src/util/translation.h

src/util/vector.h

src/versionbits.h

src/versionbits_impl.h

src/wallet/external_signer_scriptpubkeyman.h

src/wallet/fees.h

src/wallet/load.h

src/wallet/receive.h

src/wallet/rpc/wallet.h

src/wallet/types.h

src/walletinitinterface.h

src/zmq/zmqabstractnotifier.cpp

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