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Module "src/client/btcUtils"

Index

Interfaces

Variables

Functions

Variables

Const BTC_DIGITS

BTC_DIGITS: 8 = 8

Const BTC_SATOSHI_MULTIPLIER

BTC_SATOSHI_MULTIPLIER: number = Math.pow(10, BTC_DIGITS)

Const FAKE_DESTINATION

FAKE_DESTINATION: "16JrGhLx5bcBSA34kew9V6Mufa4aXhFe9X" = "16JrGhLx5bcBSA34kew9V6Mufa4aXhFe9X"

Const NORMAL_TO_SATOSHI_MULTIPLIER

NORMAL_TO_SATOSHI_MULTIPLIER: BigNumber = new BigNumber(10).pow(8)

Const checkRedeemScript

checkRedeemScript: (idx: number, spk: Buffer, rs: Buffer) => void = scriptCheckerFactory(payments.p2sh, 'Redeem script')

Type declaration

    • (idx: number, spk: Buffer, rs: Buffer): void

    • Parameters

      • idx: number
      • spk: Buffer
      • rs: Buffer

      Returns void

Const checkWitnessScript

checkWitnessScript: (idx: number, spk: Buffer, rs: Buffer) => void = scriptCheckerFactory(payments.p2wsh,'Witness script')

Type declaration

    • (idx: number, spk: Buffer, rs: Buffer): void

    • Parameters

      • idx: number
      • spk: Buffer
      • rs: Buffer

      Returns void

Const isP2WPKH

isP2WPKH: (script: Buffer) => boolean = isPaymentFactory(payments.p2wpkh)

Type declaration

    • (script: Buffer): boolean

    • Parameters

      • script: Buffer

      Returns boolean

Const isP2WSHScript

isP2WSHScript: (script: Buffer) => boolean = isPaymentFactory(payments.p2wsh)

Type declaration

    • (script: Buffer): boolean

    • Parameters

      • script: Buffer

      Returns boolean

Functions

Const P2shP2wpkhScript

  • P2shP2wpkhScript(pubkeyBuffer: Buffer): Buffer

  • Parameters

    • pubkeyBuffer: Buffer

    Returns Buffer

addNonWitnessTxCache

  • addNonWitnessTxCache(cache: PsbtCache, input: PsbtInput, inputIndex: number): void

  • Parameters

    • cache: PsbtCache
    • input: PsbtInput
    • inputIndex: number

    Returns void

Const calculateBtcFees

  • calculateBtcFees(amount: number, gasPrice: number, utxos: Utxos[]): BigNumber

  • Parameters

    • amount: number
    • gasPrice: number
    • utxos: Utxos[]

    Returns BigNumber

Const calculateFeeRate

  • calculateFeeRate(): Promise<number>

  • Returns Promise<number>

checkScriptForPubkey

  • checkScriptForPubkey(pubkey: Buffer, script: Buffer, action: string): void

  • Parameters

    • pubkey: Buffer
    • script: Buffer
    • action: string

    Returns void

getHashAndSighashType

  • getHashAndSighashType(inputs: PsbtInput[], inputIndex: number, pubkey: Buffer, cache: PsbtCache, sighashTypes: number[]): { hash: Buffer; sighashType: number }

  • Parameters

    • inputs: PsbtInput[]
    • inputIndex: number
    • pubkey: Buffer
    • cache: PsbtCache
    • sighashTypes: number[]

    Returns { hash: Buffer; sighashType: number }

    • hash: Buffer
    • sighashType: number

getHashForSig

  • getHashForSig(inputIndex: number, input: PsbtInput, cache: PsbtCache, sighashTypes?: number[]): { hash: Buffer; script: Buffer; sighashType: number }

  • Parameters

    • inputIndex: number
    • input: PsbtInput
    • cache: PsbtCache
    • Optional sighashTypes: number[]

    Returns { hash: Buffer; script: Buffer; sighashType: number }

    • hash: Buffer
    • script: Buffer
    • sighashType: number

isPaymentFactory

  • isPaymentFactory(payment: any): (script: Buffer) => boolean

  • Parameters

    • payment: any

    Returns (script: Buffer) => boolean

      • (script: Buffer): boolean

      • Parameters

        • script: Buffer

        Returns boolean

Const networkFromName

  • networkFromName(name: string): Network

  • Parameters

    • name: string

    Returns Network

nonWitnessUtxoTxFromCache

  • nonWitnessUtxoTxFromCache(cache: PsbtCache, input: PsbtInput, inputIndex: number): Transaction

  • Parameters

    • cache: PsbtCache
    • input: PsbtInput
    • inputIndex: number

    Returns Transaction

scriptCheckerFactory

  • scriptCheckerFactory(payment: any, paymentScriptName: string): (idx: number, spk: Buffer, rs: Buffer) => void

  • Parameters

    • payment: any
    • paymentScriptName: string

    Returns (idx: number, spk: Buffer, rs: Buffer) => void

      • (idx: number, spk: Buffer, rs: Buffer): void

      • Parameters

        • idx: number
        • spk: Buffer
        • rs: Buffer

        Returns void

sighashTypeToString

  • sighashTypeToString(sighashType: number): string

  • Parameters

    • sighashType: number

    Returns string

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