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@ -1,23 +1,23 @@ |
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import { Network } from './networks'; |
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import * as types from './types'; |
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import * as bscript from './script'; |
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import * as networks from './networks'; |
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import * as payments from './payments'; |
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import * as bscript from './script'; |
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import * as types from './types'; |
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const bech32 = require('bech32'); |
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const bs58check = require('bs58check'); |
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const typeforce = require('typeforce'); |
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export type Base58CheckResult = { |
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export interface Base58CheckResult { |
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hash: Buffer; |
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version: number; |
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}; |
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} |
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export type Bech32Result = { |
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export interface Bech32Result { |
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version: number; |
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prefix: string; |
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data: Buffer; |
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}; |
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} |
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export function fromBase58Check(address: string): Base58CheckResult { |
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const payload = bs58check.decode(address); |
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@ -29,7 +29,7 @@ export function fromBase58Check(address: string): Base58CheckResult { |
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const version = payload.readUInt8(0); |
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const hash = payload.slice(1); |
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return { version: version, hash: hash }; |
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return { version, hash }; |
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} |
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export function fromBech32(address: string): Bech32Result { |
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@ -65,20 +65,20 @@ export function toBech32( |
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} |
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export function fromOutputScript(output: Buffer, network: Network): string { |
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//TODO: Network
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// TODO: Network
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network = network || networks.bitcoin; |
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try { |
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return <string>payments.p2pkh({ output, network }).address; |
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return payments.p2pkh({ output, network }).address as string; |
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} catch (e) {} |
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try { |
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return <string>payments.p2sh({ output, network }).address; |
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return payments.p2sh({ output, network }).address as string; |
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} catch (e) {} |
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try { |
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return <string>payments.p2wpkh({ output, network }).address; |
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return payments.p2wpkh({ output, network }).address as string; |
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} catch (e) {} |
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try { |
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return <string>payments.p2wsh({ output, network }).address; |
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return payments.p2wsh({ output, network }).address as string; |
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} catch (e) {} |
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throw new Error(bscript.toASM(output) + ' has no matching Address'); |
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@ -87,17 +87,17 @@ export function fromOutputScript(output: Buffer, network: Network): string { |
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export function toOutputScript(address: string, network: Network): Buffer { |
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network = network || networks.bitcoin; |
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let decodeBase58: Base58CheckResult | undefined = undefined; |
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let decodeBech32: Bech32Result | undefined = undefined; |
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let decodeBase58: Base58CheckResult | undefined; |
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let decodeBech32: Bech32Result | undefined; |
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try { |
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decodeBase58 = fromBase58Check(address); |
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} catch (e) {} |
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if (decodeBase58) { |
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if (decodeBase58.version === network.pubKeyHash) |
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return <Buffer>payments.p2pkh({ hash: decodeBase58.hash }).output; |
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return payments.p2pkh({ hash: decodeBase58.hash }).output as Buffer; |
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if (decodeBase58.version === network.scriptHash) |
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return <Buffer>payments.p2sh({ hash: decodeBase58.hash }).output; |
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return payments.p2sh({ hash: decodeBase58.hash }).output as Buffer; |
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} else { |
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try { |
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decodeBech32 = fromBech32(address); |
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@ -108,9 +108,9 @@ export function toOutputScript(address: string, network: Network): Buffer { |
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throw new Error(address + ' has an invalid prefix'); |
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if (decodeBech32.version === 0) { |
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if (decodeBech32.data.length === 20) |
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return <Buffer>payments.p2wpkh({ hash: decodeBech32.data }).output; |
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return payments.p2wpkh({ hash: decodeBech32.data }).output as Buffer; |
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if (decodeBech32.data.length === 32) |
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return <Buffer>payments.p2wsh({ hash: decodeBech32.data }).output; |
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return payments.p2wsh({ hash: decodeBech32.data }).output as Buffer; |
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} |
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} |
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} |
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