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