1 /* 2 * Copyright 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 package android.system.virtualmachineservice; 17 18 /** {@hide} */ 19 interface IVirtualMachineService { 20 /** 21 * Port number that VirtualMachineService listens on connections from the guest VMs for the 22 * payload input and output. 23 */ 24 const int VM_STREAM_SERVICE_PORT = 3000; 25 26 /** 27 * Port number that VirtualMachineService listens on connections from the guest VMs for the 28 * VirtualMachineService binder service. 29 */ 30 const int VM_BINDER_SERVICE_PORT = 5000; 31 32 /** 33 * Port number that VirtualMachineService listens on connections from the guest VMs for the 34 * tombtones 35 */ 36 const int VM_TOMBSTONES_SERVICE_PORT = 2000; 37 38 /** 39 * Notifies that the payload has started. 40 */ notifyPayloadStarted()41 void notifyPayloadStarted(); 42 43 /** 44 * Notifies that the payload is ready to serve. 45 */ notifyPayloadReady()46 void notifyPayloadReady(); 47 48 /** 49 * Notifies that the payload has finished. 50 */ notifyPayloadFinished(int exitCode)51 void notifyPayloadFinished(int exitCode); 52 53 /** 54 * Notifies that an error has occurred. See the ERROR_* constants. 55 */ notifyError(int errorCode, in String message)56 void notifyError(int errorCode, in String message); 57 58 /** 59 * Error code for all other errors not listed below. 60 */ 61 const int ERROR_UNKNOWN = 0; 62 63 /** 64 * Error code indicating that the payload can't be verified due to various reasons (e.g invalid 65 * merkle tree, invalid formats, etc). 66 */ 67 const int ERROR_PAYLOAD_VERIFICATION_FAILED = 1; 68 69 /** 70 * Error code indicating that the payload is verified, but has changed since the last boot. 71 */ 72 const int ERROR_PAYLOAD_CHANGED = 2; 73 74 /** 75 * Error code indicating that the payload config is invalid. 76 */ 77 const int ERROR_PAYLOAD_INVALID_CONFIG = 3; 78 } 79