Add U2F support

src/action/addu2fkey.ts

@@ -0,0 +1,52 @@
+/*
+ * server component for the TimeLimit App
+ * Copyright (C) 2019 - 2022 Jonas Lochmann
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3 of the License.
+ *
+ * This program 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import { ParentAction } from './basetypes'
+import { throwOutOfRange } from './meta/util'
+
+const actionType = 'AddParentU2fKey'
+
+export class AddParentU2fKeyAction extends ParentAction {
+  readonly keyHandle: Buffer
+  readonly publicKey: Buffer
+
+  constructor ({ keyHandle, publicKey }: {
+    keyHandle: Buffer
+    publicKey: Buffer
+  }) {
+    super()
+
+    if (keyHandle.length > 2048) throwOutOfRange({ actionType, field: 'keyHandle', value: keyHandle.length })
+    if (publicKey.length > 2048) throwOutOfRange({ actionType, field: 'publicKey', value: publicKey.length })
+
+    this.keyHandle = keyHandle
+    this.publicKey = publicKey
+  }
+
+  static parse = ({ keyHandle, publicKey }: SerializedAddParentU2fKeyAction) => (
+    new AddParentU2fKeyAction({
+      keyHandle: Buffer.from(keyHandle, 'base64'),
+      publicKey: Buffer.from(publicKey, 'base64')
+    })
+  )
+}
+
+export interface SerializedAddParentU2fKeyAction {
+  type: 'ADD_PARENT_U2F'
+  keyHandle: string
+  publicKey: string
+}