1 /* 2 * Copyright (C) 2021 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 17 #pragma once 18 19 #include "../rpmb.h" 20 #include "../rpmb_protocol.h" 21 22 #define MAX_WRITE_COUNTER (0xffffffff) 23 24 struct rpmb_data_header { 25 uint32_t write_counter; 26 uint16_t max_block; 27 uint8_t pad1; 28 uint8_t key_programmed; 29 struct rpmb_key key; 30 uint8_t pad[512 - 4 - 2 - 1 - 1 - sizeof(struct rpmb_key)]; 31 }; 32 33 #define MAX_PACKET_COUNT (8) 34 35 struct rpmb_dev_state { 36 struct rpmb_data_header header; 37 struct rpmb_packet cmd[MAX_PACKET_COUNT]; 38 struct rpmb_packet res[MAX_PACKET_COUNT]; 39 uint16_t cmd_count; 40 uint16_t res_count; 41 int data_fd; 42 int fail_next_writes; 43 bool commit_failed_writes; 44 int fail_next_reads; 45 int fail_next_get_counters; 46 }; 47 48 void rpmb_dev_process_cmd(struct rpmb_dev_state* s); 49 50 /* verbose is an int for getopt */ 51 extern int verbose; 52