1 files changed, 77 insertions, 0 deletions
diff --git a/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/keybackup.ts b/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/keybackup.ts
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+++ b/includes/external/matrix/node_modules/matrix-js-sdk/src/crypto/keybackup.ts
@@ -0,0 +1,77 @@
+/*
+Copyright 2021 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { ISigned } from "../@types/signed";
+import { IEncryptedPayload } from "./aes";
+
+export interface Curve25519SessionData {
+    ciphertext: string;
+    ephemeral: string;
+    mac: string;
+}
+
+/* eslint-disable camelcase */
+export interface IKeyBackupSession<T = Curve25519SessionData | IEncryptedPayload> {
+    first_message_index: number;
+    forwarded_count: number;
+    is_verified: boolean;
+    session_data: T;
+}
+
+export interface IKeyBackupRoomSessions {
+    [sessionId: string]: IKeyBackupSession;
+}
+
+export interface ICurve25519AuthData {
+    public_key: string;
+    private_key_salt?: string;
+    private_key_iterations?: number;
+    private_key_bits?: number;
+}
+
+export interface IAes256AuthData {
+    iv: string;
+    mac: string;
+    private_key_salt?: string;
+    private_key_iterations?: number;
+}
+
+export interface IKeyBackupInfo {
+    algorithm: string;
+    auth_data: ISigned & (ICurve25519AuthData | IAes256AuthData);
+    count?: number;
+    etag?: string;
+    version?: string; // number contained within
+}
+/* eslint-enable camelcase */
+
+export interface IKeyBackupPrepareOpts {
+    /**
+     * Whether to use Secure Secret Storage to store the key encrypting key backups.
+     * Optional, defaults to false.
+     */
+    secureSecretStorage: boolean;
+}
+
+export interface IKeyBackupRestoreResult {
+    total: number;
+    imported: number;
+}
+
+export interface IKeyBackupRestoreOpts {
+    cacheCompleteCallback?: () => void;
+    progressCallback?: (progress: { stage: string }) => void;
+}