txscript

package

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Versions in this module

v0

v0.0.5

Jan 2, 2025

v0.0.4

Jan 2, 2025

v0.0.3

Jan 2, 2025

Changes in this version

+ const OP_OUTPUTTOKENAMOUNT

+ const OP_OUTPUTTOKENCATEGORY

+ const OP_OUTPUTTOKENCOMMITMENT

+ const OP_UTXOTOKENAMOUNT

+ const OP_UTXOTOKENCATEGORY

+ const OP_UTXOTOKENCOMMITMENT

+ const SPECIAL_TOKEN_PREFIX

+ func IsPayToScriptHash32(script []byte) bool

type ScriptClass

+ const ScriptHash32Ty

type ScriptFlags

+ const ScriptAllowCashTokens

type SigHashType

+ const SigHashUTXO

type TxSigHashes

+ HashUTXOS chainhash.Hash

+ func (txSighashes *TxSigHashes) AddTxSigHashUtxoFromUtxoCache(tx *wire.MsgTx, utxoCache *UtxoCache)

v0.0.2

May 5, 2024

v0.0.1

Apr 8, 2023

Changes in this version

+ const LockTimeThreshold

+ const MaxDataCarrierSize

+ const MaxOpsPerScript

+ const MaxPubKeysPerMultiSig

+ const MaxScriptElementSize

+ const MaxScriptSize

+ const MaxStackSize

+ const OP_0

+ const OP_0NOTEQUAL

+ const OP_1

+ const OP_10

+ const OP_11

+ const OP_12

+ const OP_13

+ const OP_14

+ const OP_15

+ const OP_16

+ const OP_1ADD

+ const OP_1NEGATE

+ const OP_1SUB

+ const OP_2

+ const OP_2DIV

+ const OP_2DROP

+ const OP_2DUP

+ const OP_2MUL

+ const OP_2OVER

+ const OP_2ROT

+ const OP_2SWAP

+ const OP_3

+ const OP_3DUP

+ const OP_4

+ const OP_5

+ const OP_6

+ const OP_7

+ const OP_8

+ const OP_9

+ const OP_ABS

+ const OP_ACTIVEBYTECODE

+ const OP_ADD

+ const OP_AND

+ const OP_BIN2NUM

+ const OP_BOOLAND

+ const OP_BOOLOR

+ const OP_CAT

+ const OP_CHECKDATASIG

+ const OP_CHECKDATASIGVERIFY

+ const OP_CHECKLOCKTIMEVERIFY

+ const OP_CHECKMULTISIG

+ const OP_CHECKMULTISIGVERIFY

+ const OP_CHECKSEQUENCEVERIFY

+ const OP_CHECKSIG

+ const OP_CHECKSIGVERIFY

+ const OP_CODESEPARATOR

+ const OP_DATA_1

+ const OP_DATA_10

+ const OP_DATA_11

+ const OP_DATA_12

+ const OP_DATA_13

+ const OP_DATA_14

+ const OP_DATA_15

+ const OP_DATA_16

+ const OP_DATA_17

+ const OP_DATA_18

+ const OP_DATA_19

+ const OP_DATA_2

+ const OP_DATA_20

+ const OP_DATA_21

+ const OP_DATA_22

+ const OP_DATA_23

+ const OP_DATA_24

+ const OP_DATA_25

+ const OP_DATA_26

+ const OP_DATA_27

+ const OP_DATA_28

+ const OP_DATA_29

+ const OP_DATA_3

+ const OP_DATA_30

+ const OP_DATA_31

+ const OP_DATA_32

+ const OP_DATA_33

+ const OP_DATA_34

+ const OP_DATA_35

+ const OP_DATA_36

+ const OP_DATA_37

+ const OP_DATA_38

+ const OP_DATA_39

+ const OP_DATA_4

+ const OP_DATA_40

+ const OP_DATA_41

+ const OP_DATA_42

+ const OP_DATA_43

+ const OP_DATA_44

+ const OP_DATA_45

+ const OP_DATA_46

+ const OP_DATA_47

+ const OP_DATA_48

+ const OP_DATA_49

+ const OP_DATA_5

+ const OP_DATA_50

+ const OP_DATA_51

+ const OP_DATA_52

+ const OP_DATA_53

+ const OP_DATA_54

+ const OP_DATA_55

+ const OP_DATA_56

+ const OP_DATA_57

+ const OP_DATA_58

+ const OP_DATA_59

+ const OP_DATA_6

+ const OP_DATA_60

+ const OP_DATA_61

+ const OP_DATA_62

+ const OP_DATA_63

+ const OP_DATA_64

+ const OP_DATA_65

+ const OP_DATA_66

+ const OP_DATA_67

+ const OP_DATA_68

+ const OP_DATA_69

+ const OP_DATA_7

+ const OP_DATA_70

+ const OP_DATA_71

+ const OP_DATA_72

+ const OP_DATA_73

+ const OP_DATA_74

+ const OP_DATA_75

+ const OP_DATA_8

+ const OP_DATA_9

+ const OP_DEPTH

+ const OP_DIV

+ const OP_DROP

+ const OP_DUP

+ const OP_ELSE

+ const OP_ENDIF

+ const OP_EQUAL

+ const OP_EQUALVERIFY

+ const OP_FALSE

+ const OP_FROMALTSTACK

+ const OP_GREATERTHAN

+ const OP_GREATERTHANOREQUAL

+ const OP_HASH160

+ const OP_HASH256

+ const OP_IF

+ const OP_IFDUP

+ const OP_INPUTBYTECODE

+ const OP_INPUTINDEX

+ const OP_INPUTSEQUENCENUMBER

+ const OP_INVALIDOPCODE

+ const OP_INVERT

+ const OP_LESSTHAN

+ const OP_LESSTHANOREQUAL

+ const OP_LSHIFT

+ const OP_MAX

+ const OP_MIN

+ const OP_MOD

+ const OP_MUL

+ const OP_NEGATE

+ const OP_NIP

+ const OP_NOP

+ const OP_NOP1

+ const OP_NOP10

+ const OP_NOP2

+ const OP_NOP3

+ const OP_NOP4

+ const OP_NOP5

+ const OP_NOP6

+ const OP_NOP7

+ const OP_NOP8

+ const OP_NOP9

+ const OP_NOT

+ const OP_NOTIF

+ const OP_NUM2BIN

+ const OP_NUMEQUAL

+ const OP_NUMEQUALVERIFY

+ const OP_NUMNOTEQUAL

+ const OP_OR

+ const OP_OUTPOINTINDEX

+ const OP_OUTPOINTTXHASH

+ const OP_OUTPUTBYTECODE

+ const OP_OUTPUTVALUE

+ const OP_OVER

+ const OP_PICK

+ const OP_PUBKEY

+ const OP_PUBKEYHASH

+ const OP_PUBKEYS

+ const OP_PUSHDATA1

+ const OP_PUSHDATA2

+ const OP_PUSHDATA4

+ const OP_RESERVED

+ const OP_RESERVED1

+ const OP_RESERVED2

+ const OP_RETURN

+ const OP_REVERSEBYTES

+ const OP_RIPEMD160

+ const OP_ROLL

+ const OP_ROT

+ const OP_RSHIFT

+ const OP_SHA1

+ const OP_SHA256

+ const OP_SIZE

+ const OP_SMALLINTEGER

+ const OP_SPLIT

+ const OP_SUB

+ const OP_SWAP

+ const OP_TOALTSTACK

+ const OP_TRUE

+ const OP_TUCK

+ const OP_TXINPUTCOUNT

+ const OP_TXLOCKTIME

+ const OP_TXOUTPUTCOUNT

+ const OP_TXVERSION

+ const OP_UNKNOWN189

+ const OP_UNKNOWN190

+ const OP_UNKNOWN191

+ const OP_UNKNOWN206

+ const OP_UNKNOWN207

+ const OP_UNKNOWN208

+ const OP_UNKNOWN209

+ const OP_UNKNOWN210

+ const OP_UNKNOWN211

+ const OP_UNKNOWN212

+ const OP_UNKNOWN213

+ const OP_UNKNOWN214

+ const OP_UNKNOWN215

+ const OP_UNKNOWN216

+ const OP_UNKNOWN217

+ const OP_UNKNOWN218

+ const OP_UNKNOWN219

+ const OP_UNKNOWN220

+ const OP_UNKNOWN221

+ const OP_UNKNOWN222

+ const OP_UNKNOWN223

+ const OP_UNKNOWN224

+ const OP_UNKNOWN225

+ const OP_UNKNOWN226

+ const OP_UNKNOWN227

+ const OP_UNKNOWN228

+ const OP_UNKNOWN229

+ const OP_UNKNOWN230

+ const OP_UNKNOWN231

+ const OP_UNKNOWN232

+ const OP_UNKNOWN233

+ const OP_UNKNOWN234

+ const OP_UNKNOWN235

+ const OP_UNKNOWN236

+ const OP_UNKNOWN237

+ const OP_UNKNOWN238

+ const OP_UNKNOWN239

+ const OP_UNKNOWN240

+ const OP_UNKNOWN241

+ const OP_UNKNOWN242

+ const OP_UNKNOWN243

+ const OP_UNKNOWN244

+ const OP_UNKNOWN245

+ const OP_UNKNOWN246

+ const OP_UNKNOWN247

+ const OP_UNKNOWN248

+ const OP_UNKNOWN249

+ const OP_UNKNOWN252

+ const OP_UTXOBYTECODE

+ const OP_UTXOVALUE

+ const OP_VER

+ const OP_VERIF

+ const OP_VERIFY

+ const OP_VERNOTIF

+ const OP_WITHIN

+ const OP_XOR

+ const OpCondFalse

+ const OpCondSkip

+ const OpCondTrue

+ const StandardVerifyFlags

+ var Bip16Activation = time.Unix(1333238400, 0)

+ var ErrUnsupportedScriptType = errors.New("unsupported script type")

+ var OpcodeByName = make(map[string]byte)

+ func CalcMultiSigStats(script []byte) (int, int, error)

+ func CalcSignatureHash(script []byte, sigHashes *TxSigHashes, hType SigHashType, tx *wire.MsgTx, ...) ([]byte, error)

+ func DisableLog()

+ func DisasmString(buf []byte) (string, error)

+ func ExtractDataElements(script []byte) ([][]byte, error)

+ func ExtractRedeemScript(script []byte) ([]byte, error)

+ func IsErrorCode(err error, c ErrorCode) bool

+ func IsPayToScriptHash(script []byte) bool

+ func IsPushOnlyScript(script []byte) bool

+ func IsUnspendable(pkScript []byte) bool

+ func LegacySignatureScript(tx *wire.MsgTx, idx int, subscript []byte, hashType SigHashType, ...) ([]byte, error)

+ func LegacyTxInSignature(tx *wire.MsgTx, idx int, subScript []byte, hashType SigHashType, ...) ([]byte, error)

+ func MultiSigScript(pubkeys []*bchutil.AddressPubKey, nrequired int) ([]byte, error)

+ func NullDataScript(data []byte) ([]byte, error)

+ func PayToAddrScript(addr bchutil.Address) ([]byte, error)

+ func PushedData(script []byte) ([][]byte, error)

+ func RawTxInECDSASignature(tx *wire.MsgTx, idx int, subScript []byte, hashType SigHashType, ...) ([]byte, error)

+ func RawTxInSchnorrSignature(tx *wire.MsgTx, idx int, subScript []byte, hashType SigHashType, ...) ([]byte, error)

+ func SignTxOutput(chainParams *chaincfg.Params, tx *wire.MsgTx, idx int, amt int64, ...) ([]byte, error)

+ func SignatureScript(tx *wire.MsgTx, idx int, amt int64, subscript []byte, hashType SigHashType, ...) ([]byte, error)

+ func UseLogger(logger bchlog.Logger)

+ type AtomicSwapDataPushes struct

+ LockTime int64

+ RecipientHash160 [20]byte

+ RefundHash160 [20]byte

+ SecretHash [32]byte

+ SecretSize int64

+ func ExtractAtomicSwapDataPushes(version uint16, pkScript []byte) (*AtomicSwapDataPushes, error)

+ type Engine struct

+ func NewEngine(scriptPubKey []byte, tx *wire.MsgTx, txIdx int, flags ScriptFlags, ...) (*Engine, error)

+ func (vm *Engine) CheckErrorCondition(finalScript bool) error

+ func (vm *Engine) Clone() *Engine

+ func (vm *Engine) DisasmPC() (string, error)

+ func (vm *Engine) DisasmScript(idx int) (string, error)

+ func (vm *Engine) Execute() (err error)

+ func (vm *Engine) GetAltStack() [][]byte

+ func (vm *Engine) GetStack() [][]byte

+ func (vm *Engine) IsBranchExecuting() bool

+ func (vm *Engine) SetAltStack(data [][]byte)

+ func (vm *Engine) SetStack(data [][]byte)

+ func (vm *Engine) SigChecks() int

+ func (vm *Engine) Step() (done bool, err error)

+ type ErrScriptNotCanonical string

+ func (e ErrScriptNotCanonical) Error() string

+ type Error struct

+ Description string

+ ErrorCode ErrorCode

+ func (e Error) Error() string

+ type ErrorCode int

+ const ErrCheckDataSigVerify

+ const ErrCheckMultiSigVerify

+ const ErrCheckSigVerify

+ const ErrCleanStack

+ const ErrDisabledOpcode

+ const ErrDiscourageUpgradableNOPs

+ const ErrEarlyReturn

+ const ErrElementTooBig

+ const ErrEmptyStack

+ const ErrEqualVerify

+ const ErrEvalFalse

+ const ErrInputSigChecks

+ const ErrIntegerOverflow

+ const ErrInternal

+ const ErrInvalidBitCount

+ const ErrInvalidDummy

+ const ErrInvalidFlags

+ const ErrInvalidIndex

+ const ErrInvalidInputLength

+ const ErrInvalidProgramCounter

+ const ErrInvalidPubKeyCount

+ const ErrInvalidSigHashType

+ const ErrInvalidSignatureCount

+ const ErrInvalidStackOperation

+ const ErrMalformedPush

+ const ErrMinimalData

+ const ErrMinimalIf

+ const ErrNegativeLockTime

+ const ErrNotMultisigScript

+ const ErrNotPushOnly

+ const ErrNullFail

+ const ErrNumEqualVerify

+ const ErrNumberTooBig

+ const ErrNumberTooSmall

+ const ErrPubKeyType

+ const ErrReservedOpcode

+ const ErrScriptTooBig

+ const ErrScriptUnfinished

+ const ErrSigHighS

+ const ErrSigInvalidDataLen

+ const ErrSigInvalidRIntID

+ const ErrSigInvalidSIntID

+ const ErrSigInvalidSLen

+ const ErrSigInvalidSeqID

+ const ErrSigMissingSLen

+ const ErrSigMissingSTypeID

+ const ErrSigNegativeR

+ const ErrSigNegativeS

+ const ErrSigNullDummy

+ const ErrSigTooLong

+ const ErrSigTooMuchRPadding

+ const ErrSigTooMuchSPadding

+ const ErrSigTooShort

+ const ErrSigZeroRLen

+ const ErrSigZeroSLen

+ const ErrStackOverflow

+ const ErrTooManyOperations

+ const ErrTooManyRequiredSigs

+ const ErrTooMuchNullData

+ const ErrUnbalancedConditional

+ const ErrUnsatisfiedLockTime

+ const ErrUnsupportedAddress

+ const ErrVerify

+ func (e ErrorCode) String() string

+ type HashCache struct

+ func NewHashCache(maxSize uint) *HashCache

+ func (h *HashCache) AddSigHashes(tx *wire.MsgTx)

+ func (h *HashCache) ContainsHashes(txid *chainhash.Hash) bool

+ func (h *HashCache) GetSigHashes(txid *chainhash.Hash) (*TxSigHashes, bool)

+ func (h *HashCache) PurgeSigHashes(txid *chainhash.Hash)

+ type KeyClosure func(bchutil.Address) (*bchec.PrivateKey, bool, error)

+ func (kc KeyClosure) GetKey(address bchutil.Address) (*bchec.PrivateKey, bool, error)

+ type KeyDB interface

+ GetKey func(bchutil.Address) (*bchec.PrivateKey, bool, error)

+ type PkScript struct

+ func ComputePkScript(sigScript []byte) (PkScript, error)

+ func ParsePkScript(pkScript []byte, chainParams *chaincfg.Params) (PkScript, error)

+ func (s PkScript) Address(chainParams *chaincfg.Params) (bchutil.Address, error)

+ func (s PkScript) Class() ScriptClass

+ func (s PkScript) Script() []byte

+ func (s PkScript) String() string

+ type ScriptBuilder struct

+ func NewScriptBuilder() *ScriptBuilder

+ func (b *ScriptBuilder) AddData(data []byte) *ScriptBuilder

+ func (b *ScriptBuilder) AddFullData(data []byte) *ScriptBuilder

+ func (b *ScriptBuilder) AddInt64(val int64) *ScriptBuilder

+ func (b *ScriptBuilder) AddOp(opcode byte) *ScriptBuilder

+ func (b *ScriptBuilder) AddOps(opcodes []byte) *ScriptBuilder

+ func (b *ScriptBuilder) Reset() *ScriptBuilder

+ func (b *ScriptBuilder) Script() ([]byte, error)

+ type ScriptClass byte

+ const MultiSigTy

+ const NonStandardTy

+ const NullDataTy

+ const PubKeyHashTy

+ const PubKeyTy

+ const ScriptHashTy

+ func ExtractPkScriptAddrs(pkScript []byte, chainParams *chaincfg.Params) (ScriptClass, []bchutil.Address, int, error)

+ func GetScriptClass(script []byte) ScriptClass

+ func (t ScriptClass) String() string

+ type ScriptClosure func(bchutil.Address) ([]byte, error)

+ func (sc ScriptClosure) GetScript(address bchutil.Address) ([]byte, error)

+ type ScriptDB interface

+ GetScript func(bchutil.Address) ([]byte, error)

+ type ScriptFlags uint32

+ const ScriptBip16

+ const ScriptDiscourageUpgradableNops

+ const ScriptReportSigChecks

+ const ScriptStrictMultiSig

+ const ScriptVerify64BitIntegers

+ const ScriptVerifyAllowSegwitRecovery

+ const ScriptVerifyBip143SigHash

+ const ScriptVerifyCheckDataSig

+ const ScriptVerifyCheckLockTimeVerify

+ const ScriptVerifyCheckSequenceVerify

+ const ScriptVerifyCleanStack

+ const ScriptVerifyCompressedPubkey

+ const ScriptVerifyDERSignatures

+ const ScriptVerifyInputSigChecks

+ const ScriptVerifyLowS

+ const ScriptVerifyMinimalData

+ const ScriptVerifyMinimalIf

+ const ScriptVerifyNativeIntrospection

+ const ScriptVerifyNullFail

+ const ScriptVerifyReverseBytes

+ const ScriptVerifySchnorr

+ const ScriptVerifySchnorrMultisig

+ const ScriptVerifySigPushOnly

+ const ScriptVerifyStrictEncoding

+ func (scriptFlags ScriptFlags) HasFlag(flag ScriptFlags) bool

+ type ScriptInfo struct

+ ExpectedInputs int

+ NumInputs int

+ PkScriptClass ScriptClass

+ func CalcScriptInfo(sigScript, pkScript []byte, scriptFlags ScriptFlags) (*ScriptInfo, error)

+ type SigCache struct

+ func NewSigCache(maxEntries uint) *SigCache

+ func (s *SigCache) Add(sigHash chainhash.Hash, sig *bchec.Signature, pubKey *bchec.PublicKey)

+ func (s *SigCache) Exists(sigHash chainhash.Hash, sig *bchec.Signature, pubKey *bchec.PublicKey) bool

+ type SigHashType uint32

+ const SigHashAll

+ const SigHashAnyOneCanPay

+ const SigHashForkID

+ const SigHashNone

+ const SigHashOld

+ const SigHashSingle

+ type TxSigHashes struct

+ HashOutputs chainhash.Hash

+ HashPrevOuts chainhash.Hash

+ HashSequence chainhash.Hash

+ func NewTxSigHashes(tx *wire.MsgTx) *TxSigHashes

+ type UtxoCache struct

+ func NewUtxoCache() *UtxoCache

+ func (u *UtxoCache) AddEntry(i int, output wire.TxOut)

+ func (u *UtxoCache) GetEntry(i int) (wire.TxOut, error)

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