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

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bitcoin / src / psbt.h

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751                    sequence.emplace();
752                    UnserializeFromVector(s, *sequence);
753                    break;
754                }
755                case PSBT_IN_REQUIRED_TIME_LOCKTIME:
756                {
757                    ExpectedKeySize("Input Required Time Based Locktime", key, 1);
758                    if (m_psbt_version < 2) {
759                        throw std::ios_base::failure("Required time based locktime is not allowed in PSBTv0");
760                    }
761                    time_locktime.emplace();
762                    UnserializeFromVector(s, *time_locktime);
763                    if (*time_locktime < LOCKTIME_THRESHOLD) {
764                        throw std::ios_base::failure("Required time based locktime is invalid (less than 500000000)");
765                    }
766                    break;
767                }
768                case PSBT_IN_REQUIRED_HEIGHT_LOCKTIME:
769                {
770                    ExpectedKeySize("Input Required Height Based Locktime", key, 1);
771                    if (m_psbt_version < 2) {
772                        throw std::ios_base::failure("Required height based locktime is not allowed in PSBTv0");
773                    }
774                    height_locktime.emplace();
775                    UnserializeFromVector(s, *height_locktime);
776                    if (*height_locktime >= LOCKTIME_THRESHOLD) {
777                        throw std::ios_base::failure("Required height based locktime is invalid (greater than or equal to 500000000)");
778                    } else if (*height_locktime == 0) {
779                        throw std::ios_base::failure("Required height based locktime is invalid (0)");
780                    }
781                    break;
782                }
783                case PSBT_IN_TAP_KEY_SIG:
784                {
785                    ExpectedKeySize("Input Taproot Key Path Signature", key, 1);
786                    s >> m_tap_key_sig;
787                    if (m_tap_key_sig.size() < 64) {
788                        throw std::ios_base::failure("Input Taproot key path signature is shorter than 64 bytes");
789                    } else if (m_tap_key_sig.size() > 65) {
790                        throw std::ios_base::failure("Input Taproot key path signature is longer than 65 bytes");
791                    }
792                    break;
793                }
794                case PSBT_IN_TAP_SCRIPT_SIG:
795                {
796                    ExpectedKeySize("Input Taproot Script Path Signature", key, 65);
797                    SpanReader s_key{std::span{key}.subspan(1)};
798                    XOnlyPubKey xonly;
799                    uint256 hash;
800                    s_key >> xonly;
801                    s_key >> hash;
802                    std::vector<unsigned char> sig;
803                    s >> sig;
804                    if (sig.size() < 64) {
805                        throw std::ios_base::failure("Input Taproot script path signature is shorter than 64 bytes");
806                    } else if (sig.size() > 65) {
807                        throw std::ios_base::failure("Input Taproot script path signature is longer than 65 bytes");
808                    }
809                    m_tap_script_sigs.emplace(std::make_pair(xonly, hash), sig);
810                    break;
811                }
812                case PSBT_IN_TAP_LEAF_SCRIPT:
813                {
814                    if (key.size() < 34) {
815                        throw std::ios_base::failure("Input Taproot leaf script key is not at least 34 bytes");
816                    } else if ((key.size() - 2) % 32 != 0) {
817                        throw std::ios_base::failure("Input Taproot leaf script key's control block size is not valid");
818                    }
819                    std::vector<unsigned char> script_v;
820                    s >> script_v;
821                    if (script_v.empty()) {
822                        throw std::ios_base::failure("Input Taproot leaf script must be at least 1 byte");
823                    }
824                    uint8_t leaf_ver = script_v.back();
825                    script_v.pop_back();
826                    const auto leaf_script = std::make_pair(script_v, (int)leaf_ver);
827                    m_tap_scripts[leaf_script].insert(std::vector<unsigned char>(key.begin() + 1, key.end()));
828                    break;
829                }
830                case PSBT_IN_TAP_BIP32_DERIVATION:
831                {
832                    ExpectedKeySize("Input Taproot BIP32 Keypath", key, 33);
833                    SpanReader s_key{std::span{key}.subspan(1)};
834                    XOnlyPubKey xonly;
835                    s_key >> xonly;
836                    std::set<uint256> leaf_hashes;
837                    uint64_t value_len = ReadCompactSize(s);
838                    size_t before_hashes = s.size();
839                    s >> leaf_hashes;
840                    size_t after_hashes = s.size();
841                    size_t hashes_len = before_hashes - after_hashes;
842                    if (hashes_len > value_len) {
843                        throw std::ios_base::failure("Input Taproot BIP32 keypath has an invalid length");
844                    }
845                    size_t origin_len = value_len - hashes_len;
846                    m_tap_bip32_paths.emplace(xonly, std::make_pair(leaf_hashes, DeserializeKeyOrigin(s, origin_len)));
847                    break;
848                }
849                case PSBT_IN_TAP_INTERNAL_KEY:
850                {
851                    ExpectedKeySize("Input Taproot Internal Key", key, 1);
852                    UnserializeFromVector(s, m_tap_internal_key);
853                    break;
854                }
855                case PSBT_IN_TAP_MERKLE_ROOT:
856                {
857                    ExpectedKeySize("Input Taproot Merkle Root", key, 1);
858                    UnserializeFromVector(s, m_tap_merkle_root);
859                    break;
860                }
861                case PSBT_IN_MUSIG2_PARTICIPANT_PUBKEYS:
862                {
863                    ExpectedKeySize("Input MuSig2 Participants Pubkeys", key, CPubKey::COMPRESSED_SIZE + 1);
864                    DeserializeMuSig2ParticipantPubkeys(s, skey, m_musig2_participants, std::string{"Input"});
865                    break;
866                }
867                case PSBT_IN_MUSIG2_PUB_NONCE:
868                {
869                    if (key.size() != 2 * CPubKey::COMPRESSED_SIZE + 1 && key.size() != 2 * CPubKey::COMPRESSED_SIZE + CSHA256::OUTPUT_SIZE + 1) {
870                        throw std::ios_base::failure("Input musig2 pubnonce key is not expected size of 67 or 99 bytes");
871                    }
872                    CPubKey agg_pub, part_pub;
873                    uint256 leaf_hash;
874                    DeserializeMuSig2ParticipantDataIdentifier(skey, agg_pub, part_pub, leaf_hash);
875
876                    std::vector<uint8_t> pubnonce;
877                    s >> pubnonce;
878                    if (pubnonce.size() != MUSIG2_PUBNONCE_SIZE) {
879                        throw std::ios_base::failure("Input musig2 pubnonce value is not 66 bytes");
880                    }
881
882                    m_musig2_pubnonces[std::make_pair(agg_pub, leaf_hash)].emplace(part_pub, pubnonce);
883                    break;
884                }
885                case PSBT_IN_MUSIG2_PARTIAL_SIG:
886                {
887                    if (key.size() != 2 * CPubKey::COMPRESSED_SIZE + 1 && key.size() != 2 * CPubKey::COMPRESSED_SIZE + CSHA256::OUTPUT_SIZE + 1) {
888                        throw std::ios_base::failure("Input musig2 partial sig key is not expected size of 67 or 99 bytes");
889                    }
890                    CPubKey agg_pub, part_pub;
891                    uint256 leaf_hash;
892                    DeserializeMuSig2ParticipantDataIdentifier(skey, agg_pub, part_pub, leaf_hash);
893
894                    uint256 partial_sig;
895                    UnserializeFromVector(s, partial_sig);
896
897                    m_musig2_partial_sigs[std::make_pair(agg_pub, leaf_hash)].emplace(part_pub, partial_sig);
898                    break;
899                }
900                case PSBT_IN_PROPRIETARY:
901                {
902                    PSBTProprietary this_prop;
903                    skey >> this_prop.identifier;
904                    this_prop.subtype = ReadCompactSize(skey);
905                    this_prop.key = key;
906
907                    s >> this_prop.value;
908                    m_proprietary.insert(this_prop);
909                    break;
910                }
911                // Unknown stuff
912                default:
913                    // Read in the value
914                    std::vector<unsigned char> val_bytes;
915                    s >> val_bytes;
916                    unknown.emplace(std::move(key), std::move(val_bytes));
917                    break;
918            }
919        }
920
921        if (!found_sep) {
922            throw std::ios_base::failure("Separator is missing at the end of an input map");
923        }
924
925        // Make sure required PSBTv2 fields are present
926        if (m_psbt_version >= 2) {
927            if (!found_prev_txid) {
928                throw std::ios_base::failure("Previous TXID is required in PSBTv2");
929            }
930            if (!found_prev_out) {
931                throw std::ios_base::failure("Previous output's index is required in PSBTv2");
932            }
933        }
934    }
935};
936
937/** A structure for PSBTs which contains per output information */
938class PSBTOutput
939{
940private:
941    uint32_t m_psbt_version;
942
943public:
944    CScript redeem_script;
945    CScript witness_script;
946    std::map<CPubKey, KeyOriginInfo> hd_keypaths;
947
948    XOnlyPubKey m_tap_internal_key;
949    std::vector<std::tuple<uint8_t, uint8_t, std::vector<unsigned char>>> m_tap_tree;
950    std::map<XOnlyPubKey, std::pair<std::set<uint256>, KeyOriginInfo>> m_tap_bip32_paths;
951    std::map<CPubKey, std::vector<CPubKey>> m_musig2_participants;
952
953    std::map<std::vector<unsigned char>, std::vector<unsigned char>> unknown;
954    std::set<PSBTProprietary> m_proprietary;
955
956    CAmount amount;
957    CScript script;
958
959    void FillSignatureData(SignatureData& sigdata) const;
960    void FromSignatureData(const SignatureData& sigdata);
961    void Merge(const PSBTOutput& output);
962    uint32_t GetVersion() const { return m_psbt_version; }
963
964    explicit PSBTOutput(uint32_t psbt_version, CAmount amount, const CScript& script)
965        : m_psbt_version(psbt_version),
966        amount(amount),
967        script(script)
968    {
969        assert(m_psbt_version == 0 || m_psbt_version == 2);
970    }
971
972    // Construct a PSBTOutput when the amount and script are expected to be serialized
973    template <typename Stream>
974    explicit PSBTOutput(deserialize_type, Stream& s, uint32_t psbt_version)
975        : m_psbt_version(psbt_version)
976    {
977        assert(m_psbt_version == 2);
978        Unserialize(s);
979    }
980
981    bool operator==(const PSBTOutput&) const = default;
982
983    template <typename Stream>
984    inline void Serialize(Stream& s) const {
985        // Write the redeem script
986        if (!redeem_script.empty()) {
987            SerializeToVector(s, CompactSizeWriter(PSBT_OUT_REDEEMSCRIPT));
988            s << redeem_script;
989        }
990
991        // Write the witness script
992        if (!witness_script.empty()) {
993            SerializeToVector(s, CompactSizeWriter(PSBT_OUT_WITNESSSCRIPT));
994            s << witness_script;
995        }
996
997        // Write any hd keypaths
998        SerializeHDKeypaths(s, hd_keypaths, CompactSizeWriter(PSBT_OUT_BIP32_DERIVATION));
999
1000        if (m_psbt_version >= 2) {

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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 4Next 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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