1 /* 2 * Copyright (C) 2015 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 package android.service.gatekeeper; 18 19 import android.os.Parcel; 20 import android.os.Parcelable; 21 22 /** 23 * Response object for a GateKeeper verification request. 24 * @hide 25 */ 26 public final class GateKeeperResponse implements Parcelable { 27 28 public static final int RESPONSE_ERROR = -1; 29 public static final int RESPONSE_OK = 0; 30 public static final int RESPONSE_RETRY = 1; 31 32 private final int mResponseCode; 33 34 private int mTimeout; 35 private byte[] mPayload; 36 private boolean mShouldReEnroll; 37 GateKeeperResponse(int responseCode)38 private GateKeeperResponse(int responseCode) { 39 mResponseCode = responseCode; 40 } 41 GateKeeperResponse(int responseCode, int timeout)42 private GateKeeperResponse(int responseCode, int timeout) { 43 mResponseCode = responseCode; 44 } 45 46 @Override describeContents()47 public int describeContents() { 48 return 0; 49 } 50 51 public static final Parcelable.Creator<GateKeeperResponse> CREATOR 52 = new Parcelable.Creator<GateKeeperResponse>() { 53 @Override 54 public GateKeeperResponse createFromParcel(Parcel source) { 55 int responseCode = source.readInt(); 56 GateKeeperResponse response = new GateKeeperResponse(responseCode); 57 if (responseCode == RESPONSE_RETRY) { 58 response.setTimeout(source.readInt()); 59 } else if (responseCode == RESPONSE_OK) { 60 response.setShouldReEnroll(source.readInt() == 1); 61 int size = source.readInt(); 62 if (size > 0) { 63 byte[] payload = new byte[size]; 64 source.readByteArray(payload); 65 response.setPayload(payload); 66 } 67 } 68 return response; 69 } 70 71 @Override 72 public GateKeeperResponse[] newArray(int size) { 73 return new GateKeeperResponse[size]; 74 } 75 76 }; 77 78 @Override writeToParcel(Parcel dest, int flags)79 public void writeToParcel(Parcel dest, int flags) { 80 dest.writeInt(mResponseCode); 81 if (mResponseCode == RESPONSE_RETRY) { 82 dest.writeInt(mTimeout); 83 } else if (mResponseCode == RESPONSE_OK) { 84 dest.writeInt(mShouldReEnroll ? 1 : 0); 85 if (mPayload != null) { 86 dest.writeInt(mPayload.length); 87 dest.writeByteArray(mPayload); 88 } 89 } 90 } 91 getPayload()92 public byte[] getPayload() { 93 return mPayload; 94 } 95 getTimeout()96 public int getTimeout() { 97 return mTimeout; 98 } 99 getShouldReEnroll()100 public boolean getShouldReEnroll() { 101 return mShouldReEnroll; 102 } 103 getResponseCode()104 public int getResponseCode() { 105 return mResponseCode; 106 } 107 setTimeout(int timeout)108 private void setTimeout(int timeout) { 109 mTimeout = timeout; 110 } 111 setShouldReEnroll(boolean shouldReEnroll)112 private void setShouldReEnroll(boolean shouldReEnroll) { 113 mShouldReEnroll = shouldReEnroll; 114 } 115 setPayload(byte[] payload)116 private void setPayload(byte[] payload) { 117 mPayload = payload; 118 } 119 120 } 121