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Fingerprint using SignalClient library

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Jack Lloyd 2021-02-23 18:34:23 -05:00 • committed by Josh Perez
parent 06fb4fd0bc
commit c33fea35dc
1 changed files with 16 additions and 5 deletions
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21
ts/util/safetyNumber.ts
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@ -1,6 +1,7 @@
// Copyright 2020 Signal Messenger, LLC // Copyright 2020 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only // SPDX-License-Identifier: AGPL-3.0-only
import { PublicKey, Fingerprint } from 'libsignal-client';
import { ConversationType } from '../state/ducks/conversations'; import { ConversationType } from '../state/ducks/conversations';
export async function generateSecurityNumber( export async function generateSecurityNumber(
@ -9,12 +10,22 @@ export async function generateSecurityNumber(
theirNumber: string, theirNumber: string,
theirKey: ArrayBuffer theirKey: ArrayBuffer
): Promise<string> { ): Promise<string> {
return new window.libsignal.FingerprintGenerator(5200).createFor( const ourNumberBuf = Buffer.from(ourNumber);
ourNumber, const ourKeyObj = PublicKey.deserialize(Buffer.from(ourKey));
ourKey, const theirNumberBuf = Buffer.from(theirNumber);
theirNumber, const theirKeyObj = PublicKey.deserialize(Buffer.from(theirKey));
theirKey
const fingerprint = Fingerprint.new(
5200,
2,
ourNumberBuf,
ourKeyObj,
theirNumberBuf,
theirKeyObj
); );
const fingerprintString = fingerprint.displayableFingerprint().toString();
return Promise.resolve(fingerprintString);
} }
export function getPlaceholder(): string { export function getPlaceholder(): string {