summaryrefslogtreecommitdiff
path: root/packages/taler-wallet-webextension/src/browserCryptoWorkerFactory.js
blob: e9492a2fb3ddfa6480661b6caec058411f11033a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
"use strict";
/*
 This file is part of TALER
 (C) 2016 GNUnet e.V.

 TALER is free software; you can redistribute it and/or modify it under the
 terms of the GNU General Public License as published by the Free Software
 Foundation; either version 3, or (at your option) any later version.

 TALER is distributed in the hope that it will be useful, but WITHOUT ANY
 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along with
 TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.BrowserCryptoWorkerFactory = void 0;
/**
 * API to access the Taler crypto worker thread.
 * @author Florian Dold
 */
class BrowserCryptoWorkerFactory {
    startWorker() {
        const workerCtor = Worker;
        const workerPath = "/browserWorkerEntry.js";
        return new workerCtor(workerPath);
    }
    getConcurrency() {
        let concurrency = 2;
        try {
            // only works in the browser
            // tslint:disable-next-line:no-string-literal
            concurrency = navigator["hardwareConcurrency"];
            concurrency = Math.max(1, Math.ceil(concurrency / 2));
        }
        catch (e) {
            concurrency = 2;
        }
        return concurrency;
    }
}
exports.BrowserCryptoWorkerFactory = BrowserCryptoWorkerFactory;
//# sourceMappingURL=browserCryptoWorkerFactory.js.map