30 lines
800 B
TypeScript
30 lines
800 B
TypeScript
// Copyright 2019-2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { PrivateKey, PublicKey } from '@signalapp/signal-client';
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export function keyPair(): Record<string, Buffer> {
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const privKey = PrivateKey.generate();
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const pubKey = privKey.getPublicKey();
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return {
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publicKey: pubKey.serialize(),
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privateKey: privKey.serialize(),
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};
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}
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export function sign(privateKey: Buffer, message: Buffer): Buffer {
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const privKeyObj = PrivateKey.deserialize(privateKey);
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const signature = privKeyObj.sign(message);
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return signature;
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}
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export function verify(
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publicKey: Buffer,
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message: Buffer,
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signature: Buffer
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): boolean {
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const pubKeyObj = PublicKey.deserialize(publicKey);
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const result = pubKeyObj.verify(message, signature);
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return result;
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}
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