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40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.bufferToString = exports.timingSafeEqual = exports.equal = void 0;
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const crypto_1 = require("./crypto");
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const equal = (a, b) => {
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if (a === b) {
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return true;
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}
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if (a.byteLength !== b.byteLength) {
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return false;
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}
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const va = new DataView(a);
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const vb = new DataView(b);
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let i = va.byteLength;
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while (i--) {
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if (va.getUint8(i) !== vb.getUint8(i)) {
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return false;
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}
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}
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return true;
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};
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exports.equal = equal;
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const timingSafeEqual = async (a, b, hashFunction) => {
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if (!hashFunction) {
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hashFunction = crypto_1.sha256;
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}
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const sa = await hashFunction(a);
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const sb = await hashFunction(b);
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return sa === sb && a === b;
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};
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exports.timingSafeEqual = timingSafeEqual;
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const bufferToString = (buffer) => {
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if (buffer instanceof ArrayBuffer) {
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const enc = new TextDecoder('utf-8');
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return enc.decode(buffer);
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}
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return buffer;
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};
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exports.bufferToString = bufferToString;
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