39 lines
989 B
JavaScript
39 lines
989 B
JavaScript
'use strict';
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var assert = require('assert');
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var constants = require('../lib/protocol/constants');
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var crypto = require('../lib/crypto/crypto');
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var Script = require('../lib/script/script');
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var bench = require('./bench');
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var opcodes = constants.opcodes;
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var i, hashes, end;
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Script.prototype.fromPubkeyhashOld = function fromScripthash(hash) {
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assert(Buffer.isBuffer(hash) && hash.length === 20);
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this.push(opcodes.OP_DUP);
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this.push(opcodes.OP_HASH160);
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this.push(hash);
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this.push(opcodes.OP_EQUALVERIFY);
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this.push(opcodes.OP_CHECKSIG);
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this.compile();
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return this;
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};
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Script.fromPubkeyhashOld = function fromScripthash(hash) {
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return new Script().fromPubkeyhashOld(hash);
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};
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hashes = [];
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for (i = 0; i < 100000; i++)
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hashes.push(crypto.randomBytes(20));
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end = bench('old');
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for (i = 0; i < hashes.length; i++)
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Script.fromPubkeyhashOld(hashes[i]);
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end(i);
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end = bench('hash');
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for (i = 0; i < hashes.length; i++)
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Script.fromPubkeyhash(hashes[i]);
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end(i);
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