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How to use the bitcore.Opcode function in bitcore

To help you get started, we’ve selected a few bitcore examples, based on popular ways it is used in public projects.

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github AltCoinExchange / altcoin-atomic-trading-platform / wallet-ts / src / common / contract.ts View on Github external
const opCodes = pops.filter(opcode => opcode.indexOf('0x') === -1);

        const isAtomicSwap =
          (new Opcode(opCodes[0]).toString() === new Opcode(Opcode.OP_IF).toString()) &&
          (new Opcode(opCodes[1]).toString() === new Opcode(Opcode.OP_RIPEMD160).toString()) &&
          (parseInt(opCodes[2]) === 20) &&
          (new Opcode(opCodes[3]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[4]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[5]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[6]) === 20) &&
          (new Opcode(opCodes[7]).toString() === new Opcode(Opcode.OP_ELSE).toString()) &&
          (parseInt(opCodes[8])) &&
          (new Opcode(opCodes[9]).toString() === new Opcode(Opcode.OP_CHECKLOCKTIMEVERIFY).toString()) &&
          (new Opcode(opCodes[10]).toString() === new Opcode(Opcode.OP_DROP).toString()) &&
          (new Opcode(opCodes[11]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[12]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[13]) === 20) &&
          (new Opcode(opCodes[14]).toString() === new Opcode(Opcode.OP_ENDIF).toString()) &&
          (new Opcode(opCodes[15]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[16]).toString() === new Opcode(Opcode.OP_CHECKSIG).toString());

        if (!isAtomicSwap) {
            console.error('contract is not an atomic swap script!');
            return;
        }

        const data = pops.filter(opcode => opcode.indexOf('0x') !== -1);

        const secretHash = data[0];
        const recipientHash = data[1];
        const lockTime = data[2].replace('0x', '');
        const refundHash160 = data[3];
github AltCoinExchange / altcoin-atomic-trading-platform / wallet-ts / src / common / contract.ts View on Github external
const isAtomicSwap =
          (new Opcode(opCodes[0]).toString() === new Opcode(Opcode.OP_IF).toString()) &&
          (new Opcode(opCodes[1]).toString() === new Opcode(Opcode.OP_RIPEMD160).toString()) &&
          (parseInt(opCodes[2]) === 20) &&
          (new Opcode(opCodes[3]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[4]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[5]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[6]) === 20) &&
          (new Opcode(opCodes[7]).toString() === new Opcode(Opcode.OP_ELSE).toString()) &&
          (parseInt(opCodes[8])) &&
          (new Opcode(opCodes[9]).toString() === new Opcode(Opcode.OP_CHECKLOCKTIMEVERIFY).toString()) &&
          (new Opcode(opCodes[10]).toString() === new Opcode(Opcode.OP_DROP).toString()) &&
          (new Opcode(opCodes[11]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[12]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[13]) === 20) &&
          (new Opcode(opCodes[14]).toString() === new Opcode(Opcode.OP_ENDIF).toString()) &&
          (new Opcode(opCodes[15]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[16]).toString() === new Opcode(Opcode.OP_CHECKSIG).toString());

        if (!isAtomicSwap) {
            console.error('contract is not an atomic swap script!');
            return;
        }

        const data = pops.filter(opcode => opcode.indexOf('0x') !== -1);

        const secretHash = data[0];
        const recipientHash = data[1];
        const lockTime = data[2].replace('0x', '');
        const refundHash160 = data[3];

        return {
github AltCoinExchange / altcoin-atomic-trading-platform / legacy / btcatomicswap / src / contract / extract-atomic-swap-contract.js View on Github external
const isAtomicSwap =
    (new Opcode(opCodes[0]).toString() === new Opcode(Opcode.OP_IF).toString()) &&
    (new Opcode(opCodes[1]).toString() === new Opcode(Opcode.OP_RIPEMD160).toString()) &&
    (parseInt(opCodes[2]) === 20) &&
    (new Opcode(opCodes[3]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
    (new Opcode(opCodes[4]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
    (new Opcode(opCodes[5]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
    (parseInt(opCodes[6]) === 20) &&
    (new Opcode(opCodes[7]).toString() === new Opcode(Opcode.OP_ELSE).toString()) &&
    (parseInt(opCodes[8])) &&
    (new Opcode(opCodes[9]).toString() === new Opcode(Opcode.OP_CHECKLOCKTIMEVERIFY).toString()) &&
    (new Opcode(opCodes[10]).toString() === new Opcode(Opcode.OP_DROP).toString()) &&
    (new Opcode(opCodes[11]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
    (new Opcode(opCodes[12]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
    (parseInt(opCodes[13]) === 20) &&
    (new Opcode(opCodes[14]).toString() === new Opcode(Opcode.OP_ENDIF).toString()) &&
    (new Opcode(opCodes[15]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
    (new Opcode(opCodes[16]).toString() === new Opcode(Opcode.OP_CHECKSIG).toString());

  if (!isAtomicSwap) {
    console.error('contract is not an atomic swap script!')
    return;
  }

  const data = pops.filter(opcode => opcode.indexOf('0x') !== -1);

  const secretHash = data[0];
  const recipientHash = data[1];
  const lockTime = data[2].replace('0x', '');
  const refundHash160 = data[3];

  return {
github AltCoinExchange / altcoin-atomic-trading-platform / legacy / btcatomicswap / src / contract / extract-atomic-swap-contract.js View on Github external
export const extractAtomicSwapContract = (ct) => {
  const contract = new Script(ct);
  const pops = contract.toString().split(' ');
  const opCodes = pops.filter(opcode => opcode.indexOf('0x') === -1);

  const isAtomicSwap =
    (new Opcode(opCodes[0]).toString() === new Opcode(Opcode.OP_IF).toString()) &&
    (new Opcode(opCodes[1]).toString() === new Opcode(Opcode.OP_RIPEMD160).toString()) &&
    (parseInt(opCodes[2]) === 20) &&
    (new Opcode(opCodes[3]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
    (new Opcode(opCodes[4]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
    (new Opcode(opCodes[5]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
    (parseInt(opCodes[6]) === 20) &&
    (new Opcode(opCodes[7]).toString() === new Opcode(Opcode.OP_ELSE).toString()) &&
    (parseInt(opCodes[8])) &&
    (new Opcode(opCodes[9]).toString() === new Opcode(Opcode.OP_CHECKLOCKTIMEVERIFY).toString()) &&
    (new Opcode(opCodes[10]).toString() === new Opcode(Opcode.OP_DROP).toString()) &&
    (new Opcode(opCodes[11]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
    (new Opcode(opCodes[12]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
    (parseInt(opCodes[13]) === 20) &&
    (new Opcode(opCodes[14]).toString() === new Opcode(Opcode.OP_ENDIF).toString()) &&
    (new Opcode(opCodes[15]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
    (new Opcode(opCodes[16]).toString() === new Opcode(Opcode.OP_CHECKSIG).toString());
github AltCoinExchange / altcoin-atomic-trading-platform / wallet-ts / src / common / contract.ts View on Github external
private extractAtomicSwapContract(ct: any) {
        const contract = new Script(ct);
        const pops = contract.toString().split(' ');
        const opCodes = pops.filter(opcode => opcode.indexOf('0x') === -1);

        const isAtomicSwap =
          (new Opcode(opCodes[0]).toString() === new Opcode(Opcode.OP_IF).toString()) &&
          (new Opcode(opCodes[1]).toString() === new Opcode(Opcode.OP_RIPEMD160).toString()) &&
          (parseInt(opCodes[2]) === 20) &&
          (new Opcode(opCodes[3]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[4]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[5]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[6]) === 20) &&
          (new Opcode(opCodes[7]).toString() === new Opcode(Opcode.OP_ELSE).toString()) &&
          (parseInt(opCodes[8])) &&
          (new Opcode(opCodes[9]).toString() === new Opcode(Opcode.OP_CHECKLOCKTIMEVERIFY).toString()) &&
          (new Opcode(opCodes[10]).toString() === new Opcode(Opcode.OP_DROP).toString()) &&
          (new Opcode(opCodes[11]).toString() === new Opcode(Opcode.OP_DUP).toString()) &&
          (new Opcode(opCodes[12]).toString() === new Opcode(Opcode.OP_HASH160).toString()) &&
          (parseInt(opCodes[13]) === 20) &&
          (new Opcode(opCodes[14]).toString() === new Opcode(Opcode.OP_ENDIF).toString()) &&
          (new Opcode(opCodes[15]).toString() === new Opcode(Opcode.OP_EQUALVERIFY).toString()) &&
          (new Opcode(opCodes[16]).toString() === new Opcode(Opcode.OP_CHECKSIG).toString());

bitcore

A platform to build bitcoin and blockchain-based applications.

GitHub
MIT
Latest version published 7 years ago

Package Health Score

64 / 100
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