1/* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17syntax = "proto3"; 18 19package kmr.proto; 20 21message SecureDeletionData { 22 // Counter used to generate new slot IDs. Increment it to allocate a slot ID. Ideally, we 23 // should reuse freed slot IDs. A simple counter should suffice here though. 24 uint32 last_free_slot = 1; 25 bytes factory_secret = 2; 26 map<uint32, bytes> secure_deletion_secrets = 3; 27} 28