ethers.js/packages/sha2/lib/index.js
2020-01-20 19:43:50 -05:00

36 lines
1.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var crypto_1 = require("crypto");
var bytes_1 = require("@ethersproject/bytes");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
var SupportedAlgorithm;
(function (SupportedAlgorithm) {
SupportedAlgorithm["sha256"] = "sha256";
SupportedAlgorithm["sha512"] = "sha512";
})(SupportedAlgorithm = exports.SupportedAlgorithm || (exports.SupportedAlgorithm = {}));
;
function ripemd160(data) {
return "0x" + crypto_1.createHash("ripemd160").update(Buffer.from(bytes_1.arrayify(data))).digest("hex");
}
exports.ripemd160 = ripemd160;
function sha256(data) {
return "0x" + crypto_1.createHash("sha256").update(Buffer.from(bytes_1.arrayify(data))).digest("hex");
}
exports.sha256 = sha256;
function sha512(data) {
return "0x" + crypto_1.createHash("sha512").update(Buffer.from(bytes_1.arrayify(data))).digest("hex");
}
exports.sha512 = sha512;
function computeHmac(algorithm, key, data) {
if (!SupportedAlgorithm[algorithm]) {
logger.throwError("unsupported algorithm - " + algorithm, logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
operation: "computeHmac",
algorithm: algorithm
});
}
return "0x" + crypto_1.createHmac(algorithm, Buffer.from(bytes_1.arrayify(key))).update(Buffer.from(bytes_1.arrayify(data))).digest("hex");
}
exports.computeHmac = computeHmac;