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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

▤ script_p2sh_tests.cpp

▤ script_parse_tests.cpp

▤ script_segwit_tests.cpp

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▤ script_tests.cpp

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▤ scriptnum10.h

▤ serfloat_tests.cpp

▤ serialize_tests.cpp

▤ settings_tests.cpp

▤ sighash_tests.cpp

▤ sigopcount_tests.cpp

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▤ testnet4_miner_tests.cpp

▤ threadpool_tests.cpp

▤ timeoffsets_tests.cpp

▤ torcontrol_tests.cpp

▤ transaction_tests.cpp

▤ translation_tests.cpp

▤ txdownload_tests.cpp

▤ txgraph_tests.cpp

▤ txindex_tests.cpp

▤ txospenderindex_tests.cpp

▤ txpackage_tests.cpp

▤ txreconciliation_tests.cpp

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▤ txvalidation_tests.cpp

▤ txvalidationcache_tests.cpp

▤ uint256_tests.cpp

▤ util_check_tests.cpp

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▤ util_string_tests.cpp

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▤ validation_block_tests.cpp

▤ validation_chainstate_tests.cpp

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▤ net_processing.cppGuide

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▤ private_broadcast.cpp

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▤ validation.h

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▤ libbitcoinkernel.pc.in

bitcoin / src / test / kernel / test_kernel.cpp

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1// Copyright (c) 2024-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#include <kernel/bitcoinkernel.h>
6#include <kernel/bitcoinkernel_wrapper.h>
7#include <util/byte_units.h>
8#include <util/fs.h>
9
10// Boost.Test's SIGSTKSZ alternate stack can be smaller than Linux requires on musl.
11#define BOOST_TEST_DISABLE_ALT_STACK
12#define BOOST_TEST_MODULE Bitcoin Kernel Test Suite
13#include <boost/test/included/unit_test.hpp>
14
15#include <test/kernel/block_data.h>
16#include <test/util/common.h>
17
18#include <charconv>
19#include <cstdint>
20#include <cstdlib>
21#include <iostream>
22#include <memory>
23#include <optional>
24#include <random>
25#include <ranges>
26#include <span>
27#include <string>
28#include <string_view>
29#include <vector>
30
31using namespace btck;
32
33std::string random_string(uint32_t length)
34{
35    const std::string chars = "0123456789"
36                              "abcdefghijklmnopqrstuvwxyz"
37                              "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
38
39    static std::random_device rd;
40    static std::default_random_engine dre{rd()};
41    static std::uniform_int_distribution<> distribution(0, chars.size() - 1);
42
43    std::string random;
44    random.reserve(length);
45    for (uint32_t i = 0; i < length; i++) {
46        random += chars[distribution(dre)];
47    }
48    return random;
49}
50
51std::vector<std::byte> hex_string_to_byte_vec(std::string_view hex)
52{
53    std::vector<std::byte> bytes;
54    bytes.reserve(hex.length() / 2);
55
56    for (size_t i{0}; i < hex.length(); i += 2) {
57        uint8_t byte_value;
58        auto [ptr, ec] = std::from_chars(hex.data() + i, hex.data() + i + 2, byte_value, 16);
59
60        if (ec != std::errc{} || ptr != hex.data() + i + 2) {
61            throw std::invalid_argument("Invalid hex character");
62        }
63        bytes.push_back(static_cast<std::byte>(byte_value));
64    }
65    return bytes;
66}
67
68std::string byte_span_to_hex_string_reversed(std::span<const std::byte> bytes)
69{
70    std::ostringstream oss;
71
72    // Iterate in reverse order
73    for (auto it = bytes.rbegin(); it != bytes.rend(); ++it) {
74        oss << std::hex << std::setw(2) << std::setfill('0')
75            << static_cast<unsigned int>(static_cast<uint8_t>(*it));
76    }
77
78    return oss.str();
79}
80
81constexpr auto VERIFY_ALL_PRE_SEGWIT{ScriptVerificationFlags::P2SH | ScriptVerificationFlags::DERSIG |
82                                     ScriptVerificationFlags::NULLDUMMY | ScriptVerificationFlags::CHECKLOCKTIMEVERIFY |
83                                     ScriptVerificationFlags::CHECKSEQUENCEVERIFY};
84constexpr auto VERIFY_ALL_PRE_TAPROOT{VERIFY_ALL_PRE_SEGWIT | ScriptVerificationFlags::WITNESS};
85
86void check_equal(std::span<const std::byte> _actual, std::span<const std::byte> _expected, bool equal = true)
87{
88    std::span<const uint8_t> actual{reinterpret_cast<const unsigned char*>(_actual.data()), _actual.size()};
89    std::span<const uint8_t> expected{reinterpret_cast<const unsigned char*>(_expected.data()), _expected.size()};
90    BOOST_CHECK_EQUAL_COLLECTIONS(
91        actual.begin(), actual.end(),
92        expected.begin(), expected.end());
93}
94
95class TestLog
96{
97public:
98    void LogMessage(std::string_view message)
99    {
100        std::cout << "kernel: " << message;
101    }
102};
103
104struct TestDirectory {
105    fs::path m_directory;
106    TestDirectory(std::string directory_name)
107        : m_directory{fs::path{fs::temp_directory_path()} / fs::u8path(directory_name + "_🌽_" + random_string(16))}
108    {
109        fs::create_directories(m_directory);
110    }
111
112    ~TestDirectory()
113    {
114        fs::remove_all(m_directory);
115    }
116};
117
118class TestKernelNotifications : public KernelNotifications
119{
120public:
121    void HeaderTipHandler(SynchronizationState state, int64_t height, int64_t timestamp, bool presync) override
122    {
123        BOOST_CHECK_GT(timestamp, 0);
124    }
125
126    void FlushErrorHandler(std::string_view error) override
127    {
128        std::cout << error << std::endl;
129    }
130
131    void FatalErrorHandler(std::string_view error) override
132    {
133        std::cout << error << std::endl;
134    }
135};
136
137class TestValidationInterface : public ValidationInterface
138{
139public:
140    std::optional<std::vector<std::byte>> m_expected_valid_block = std::nullopt;
141
142    void BlockChecked(Block block, BlockValidationStateView state) override
143    {
144        if (m_expected_valid_block.has_value()) {
145            auto ser_block{block.ToBytes()};
146            check_equal(m_expected_valid_block.value(), ser_block);
147        }
148
149        auto mode{state.GetValidationMode()};
150        switch (mode) {
151        case ValidationMode::VALID: {
152            std::cout << "Valid block" << std::endl;
153            return;
154        }
155        case ValidationMode::INVALID: {
156            std::cout << "Invalid block: ";
157            auto result{state.GetBlockValidationResult()};
158            switch (result) {
159            case BlockValidationResult::UNSET:
160                std::cout << "initial value. Block has not yet been rejected" << std::endl;
161                break;
162            case BlockValidationResult::HEADER_LOW_WORK:
163                std::cout << "the block header may be on a too-little-work chain" << std::endl;
164                break;
165            case BlockValidationResult::CONSENSUS:
166                std::cout << "invalid by consensus rules (excluding any below reasons)" << std::endl;
167                break;
168            case BlockValidationResult::CACHED_INVALID:
169                std::cout << "this block was cached as being invalid and we didn't store the reason why" << std::endl;
170                break;
171            case BlockValidationResult::INVALID_HEADER:
172                std::cout << "invalid proof of work or time too old" << std::endl;
173                break;
174            case BlockValidationResult::MUTATED:
175                std::cout << "the block's data didn't match the data committed to by the PoW" << std::endl;
176                break;
177            case BlockValidationResult::MISSING_PREV:
178                std::cout << "We don't have the previous block the checked one is built on" << std::endl;
179                break;
180            case BlockValidationResult::INVALID_PREV:
181                std::cout << "A block this one builds on is invalid" << std::endl;
182                break;
183            case BlockValidationResult::TIME_FUTURE:
184                std::cout << "block timestamp was > 2 hours in the future (or our clock is bad)" << std::endl;
185                break;
186            }
187            return;
188        }
189        case ValidationMode::INTERNAL_ERROR: {
190            std::cout << "Internal error" << std::endl;
191            return;
192        }
193        }
194    }
195
196    void BlockConnected(Block block, BlockTreeEntry entry) override
197    {
198        std::cout << "Block connected." << std::endl;
199    }
200
201    void PowValidBlock(BlockTreeEntry entry, Block block) override
202    {
203        std::cout << "Block passed pow verification" << std::endl;
204    }
205
206    void BlockDisconnected(Block block, BlockTreeEntry entry) override
207    {
208        std::cout << "Block disconnected." << std::endl;
209    }
210};
211
212void run_verify_test(
213    const ScriptPubkey& spent_script_pubkey,
214    const Transaction& spending_tx,
215    const PrecomputedTransactionData* precomputed_txdata,
216    int64_t amount,
217    unsigned int input_index,
218    bool taproot)
219{
220    auto status = ScriptVerifyStatus::OK;
221
222    if (taproot) {
223        BOOST_CHECK(spent_script_pubkey.Verify(
224            amount,
225            spending_tx,
226            precomputed_txdata,
227            input_index,
228            ScriptVerificationFlags::ALL,
229            status));
230        BOOST_CHECK(status == ScriptVerifyStatus::OK);
231    } else {
232        BOOST_CHECK(!spent_script_pubkey.Verify(
233            amount,
234            spending_tx,
235            precomputed_txdata,
236            input_index,
237            ScriptVerificationFlags::ALL,
238            status));
239        BOOST_CHECK(status == ScriptVerifyStatus::ERROR_SPENT_OUTPUTS_REQUIRED);
240    }
241
242    BOOST_CHECK(spent_script_pubkey.Verify(
243        amount,
244        spending_tx,
245        precomputed_txdata,
246        input_index,
247        VERIFY_ALL_PRE_TAPROOT,
248        status));
249    BOOST_CHECK(status == ScriptVerifyStatus::OK);
250

A READING COMPANION

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This file is included in the stable source snapshot. A file-specific guide has not been published yet.

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

Code page 1Next 250 lines →

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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