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28 lines
1.0 KiB
28 lines
1.0 KiB
import { EncryptionService } from "./EncryptionService";
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import * as sjcl from "sjcl";
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import { MessageCipherDTO } from "../dto/MessageCipherDTO";
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export class SJCLEncryptionService implements EncryptionService {
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private _params = { mode: "gcm", ts: 128, adata: "", iter: 10000 };
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// @ts-ignore
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private readonly _promiseWorker: any;
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constructor(promiseWorker: any ) {
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this._promiseWorker = promiseWorker;
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}
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public encrypt(passphrase: string, plainText: string): MessageCipherDTO {
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// @ts-ignore
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return JSON.parse(sjcl.encrypt(passphrase, plainText, this._params) as string) as MessageCipherDTO;
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}
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public decrypt(passphrase: string, cipher: MessageCipherDTO): string {
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return sjcl.decrypt(passphrase, JSON.stringify(cipher), undefined, undefined);
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}
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public async decryptAsPromise(passphrase: string, cipher: MessageCipherDTO): Promise<string> {
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const decrypted = await this._promiseWorker.postMessage({"passphrase": passphrase, "cipher": cipher})
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return decrypted;
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}
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}
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