31 lines
1.1 KiB
JavaScript
31 lines
1.1 KiB
JavaScript
"use strict";
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import * as hash from "hash.js";
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import { arrayify } from "@ethersproject/bytes";
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import { Logger } from "@ethersproject/logger";
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import { version } from "./_version";
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const logger = new Logger(version);
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export var SupportedAlgorithms;
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(function (SupportedAlgorithms) {
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SupportedAlgorithms["sha256"] = "sha256";
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SupportedAlgorithms["sha512"] = "sha512";
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})(SupportedAlgorithms || (SupportedAlgorithms = {}));
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;
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export function ripemd160(data) {
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return "0x" + (hash.ripemd160().update(arrayify(data)).digest("hex"));
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}
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export function sha256(data) {
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return "0x" + (hash.sha256().update(arrayify(data)).digest("hex"));
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}
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export function sha512(data) {
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return "0x" + (hash.sha512().update(arrayify(data)).digest("hex"));
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}
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export function computeHmac(algorithm, key, data) {
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if (!SupportedAlgorithms[algorithm]) {
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logger.throwError("unsupported algorithm " + algorithm, Logger.errors.UNSUPPORTED_OPERATION, {
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operation: "hmac",
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algorithm: algorithm
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});
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}
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return "0x" + hash.hmac(hash[algorithm], arrayify(key)).update(arrayify(data)).digest("hex");
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}
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