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is old safari check on pbkdf2

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This commit is contained in:
Kyle Spearrin 2018-09-10 16:28:35 -04:00
parent 46f9e17056
commit ffa7b35494
1 changed files with 8 additions and 2 deletions
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10
src/services/webCryptoFunction.service.ts
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@ -5,25 +5,31 @@ import { PlatformUtilsService } from '../abstractions/platformUtils.service';
import { Utils } from '../misc/utils';
import { SymmetricCryptoKey } from '../models/domain';
import { DecryptParameters } from '../models/domain/decryptParameters';
import { SymmetricCryptoKey } from '../models/domain/symmetricCryptoKey';
import { DeviceType } from '../enums/deviceType';
export class WebCryptoFunctionService implements CryptoFunctionService {
private crypto: Crypto;
private subtle: SubtleCrypto;
private isEdge: boolean;
private isIE: boolean;
private isOldSafari: boolean;
constructor(private win: Window, private platformUtilsService: PlatformUtilsService) {
this.crypto = typeof win.crypto !== 'undefined' ? win.crypto : null;
this.subtle = (!!this.crypto && typeof win.crypto.subtle !== 'undefined') ? win.crypto.subtle : null;
this.isEdge = platformUtilsService.isEdge();
this.isIE = platformUtilsService.isIE();
const ua = win.navigator.userAgent;
this.isOldSafari = platformUtilsService.getDevice() === DeviceType.SafariBrowser &&
(ua.indexOf(' Version/10.') > -1 || ua.indexOf(' Version/9.') > -1);
}
async pbkdf2(password: string | ArrayBuffer, salt: string | ArrayBuffer, algorithm: 'sha256' | 'sha512',
iterations: number): Promise<ArrayBuffer> {
if (this.isEdge || this.isIE) {
if (this.isEdge || this.isIE || this.isOldSafari) {
const forgeLen = algorithm === 'sha256' ? 32 : 64;
const passwordBytes = this.toByteString(password);
const saltBytes = this.toByteString(salt);