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/*
This file is part of GNU Taler
(C) 2022 Taler Systems S.A.
GNU 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.
GNU 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
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Web worker for crypto operations.
*/
/**
* Imports.
*/
import { Logger } from "@gnu-taler/taler-util";
import { nativeCrypto } from "@gnu-taler/taler-wallet-core";
const logger = new Logger("browserWorkerEntry.ts");
const worker: Worker = self as any as Worker;
async function handleRequest(
operation: string,
id: number,
req: unknown,
): Promise<void> {
const impl = nativeCrypto;
if (!(operation in impl)) {
console.error(`crypto operation '${operation}' not found`);
return;
}
try {
const result = await (impl as any)[operation](req);
worker.postMessage({ result, id });
} catch (e) {
logger.error("error during operation", e);
return;
}
}
worker.onmessage = (msg: MessageEvent) => {
const req = msg.data.req;
if (typeof req !== "object") {
console.error("request must be an object");
return;
}
const id = msg.data.id;
if (typeof id !== "number") {
console.error("RPC id must be number");
return;
}
const operation = msg.data.operation;
if (typeof operation !== "string") {
console.error("RPC operation must be string");
return;
}
handleRequest(operation, id, req).catch((e) => {
console.error("error in browser worker", e);
});
};
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