1 /* 2 * Copyright (C) 2019 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 <stdint.h> 20 21 // The message between recovery and minadbd is 8 bytes in size unless the length is explicitly 22 // specified. Both the command and status has the format |prefix(4 bytes) + encoded enum(4 bytes)|. 23 constexpr size_t kMinadbdMessageSize = 8; 24 constexpr char const kMinadbdCommandPrefix[] = "COMD"; 25 constexpr char const kMinadbdStatusPrefix[] = "STAT"; 26 27 enum MinadbdErrorCode : int { 28 kMinadbdSuccess = 0, 29 kMinadbdArgumentsParsingError = 1, 30 kMinadbdSocketIOError = 2, 31 kMinadbdMessageFormatError = 3, 32 kMinadbdAdbVersionError = 4, 33 kMinadbdHostCommandArgumentError = 5, 34 kMinadbdFuseStartError = 6, 35 kMinadbdUnsupportedCommandError = 7, 36 kMinadbdCommandExecutionError = 8, 37 kMinadbdErrorUnknown = 9, 38 kMinadbdHostSocketIOError = 10, 39 }; 40 41 enum class MinadbdCommandStatus : uint32_t { 42 kSuccess = 0, 43 kFailure = 1, 44 }; 45 46 enum class MinadbdCommand : uint32_t { 47 kInstall = 0, 48 kUiPrint = 1, 49 kRebootAndroid = 2, 50 kRebootBootloader = 3, 51 kRebootFastboot = 4, 52 kRebootRecovery = 5, 53 kRebootRescue = 6, 54 kWipeCache = 7, 55 kWipeData = 8, 56 kNoOp = 9, 57 58 // Last but invalid command. 59 kError, 60 }; 61 62 static_assert(kMinadbdMessageSize == sizeof(kMinadbdCommandPrefix) - 1 + sizeof(MinadbdCommand)); 63 static_assert(kMinadbdMessageSize == 64 sizeof(kMinadbdStatusPrefix) - 1 + sizeof(MinadbdCommandStatus)); 65