diff options
Diffstat (limited to 'packages/taler-wallet-webextension/src/browserWorkerEntry.ts')
-rw-r--r-- | packages/taler-wallet-webextension/src/browserWorkerEntry.ts | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/browserWorkerEntry.ts b/packages/taler-wallet-webextension/src/browserWorkerEntry.ts new file mode 100644 index 000000000..77c38fda9 --- /dev/null +++ b/packages/taler-wallet-webextension/src/browserWorkerEntry.ts @@ -0,0 +1,74 @@ +/* + 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/> +*/ + +/** + * Web worker for crypto operations. + */ + +/** + * Imports. + */ + +import { CryptoImplementation } from "taler-wallet-core"; + +const worker: Worker = (self as any) as Worker; + +async function handleRequest( + operation: string, + id: number, + args: string[], +): Promise<void> { + const impl = new CryptoImplementation(); + + if (!(operation in impl)) { + console.error(`crypto operation '${operation}' not found`); + return; + } + + try { + const result = (impl as any)[operation](...args); + worker.postMessage({ result, id }); + } catch (e) { + console.log("error during operation", e); + return; + } +} + +worker.onmessage = (msg: MessageEvent) => { + const args = msg.data.args; + if (!Array.isArray(args)) { + console.error("args must be array"); + 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; + } + + if (CryptoImplementation.enableTracing) { + console.log("onmessage with", operation); + } + + handleRequest(operation, id, args).catch((e) => { + console.error("error in browsere worker", e); + }); +}; |