1 package com.android.server.locksettings; 2 3 import android.hardware.weaver.V1_0.IWeaver; 4 import android.hardware.weaver.V1_0.WeaverConfig; 5 import android.hardware.weaver.V1_0.WeaverReadResponse; 6 import android.hardware.weaver.V1_0.WeaverStatus; 7 import android.hidl.base.V1_0.DebugInfo; 8 import android.os.IHwBinder; 9 import android.os.IHwBinder.DeathRecipient; 10 import android.os.RemoteException; 11 import android.util.Pair; 12 13 import android.util.Log; 14 15 import java.util.ArrayList; 16 import java.util.Arrays; 17 18 public class MockWeaverService implements IWeaver { 19 20 private static final int MAX_SLOTS = 8; 21 private static final int KEY_LENGTH = 256 / 8; 22 private static final int VALUE_LENGTH = 256 / 8; 23 24 private Pair<ArrayList<Byte>, ArrayList<Byte>>[] slots = new Pair[MAX_SLOTS]; 25 @Override 26 public void getConfig(getConfigCallback cb) throws RemoteException { 27 WeaverConfig config = new WeaverConfig(); 28 config.keySize = KEY_LENGTH; 29 config.valueSize = VALUE_LENGTH; 30 config.slots = MAX_SLOTS; 31 cb.onValues(WeaverStatus.OK, config); 32 } 33 34 @Override 35 public int write(int slotId, ArrayList<Byte> key, ArrayList<Byte> value) 36 throws RemoteException { 37 if (slotId < 0 || slotId >= MAX_SLOTS) { 38 throw new RuntimeException("Invalid slot id"); 39 } 40 slots[slotId] = Pair.create((ArrayList<Byte>) key.clone(), (ArrayList<Byte>) value.clone()); 41 return WeaverStatus.OK; 42 } 43 44 @Override 45 public void read(int slotId, ArrayList<Byte> key, readCallback cb) throws RemoteException { 46 if (slotId < 0 || slotId >= MAX_SLOTS) { 47 throw new RuntimeException("Invalid slot id"); 48 } 49 50 WeaverReadResponse response = new WeaverReadResponse(); 51 if (key.equals(slots[slotId].first)) { 52 response.value.addAll(slots[slotId].second); 53 cb.onValues(WeaverStatus.OK, response); 54 } else { 55 cb.onValues(WeaverStatus.FAILED, response); 56 } 57 } 58 59 @Override 60 public IHwBinder asBinder() { 61 throw new UnsupportedOperationException(); 62 } 63 64 @Override 65 public ArrayList<String> interfaceChain() throws RemoteException { 66 throw new UnsupportedOperationException(); 67 } 68 69 @Override 70 public String interfaceDescriptor() throws RemoteException { 71 throw new UnsupportedOperationException(); 72 } 73 74 @Override 75 public void setHALInstrumentation() throws RemoteException { 76 throw new UnsupportedOperationException(); 77 } 78 79 @Override 80 public boolean linkToDeath(DeathRecipient recipient, long cookie) throws RemoteException { 81 throw new UnsupportedOperationException(); 82 } 83 84 @Override 85 public void ping() throws RemoteException { 86 throw new UnsupportedOperationException(); 87 } 88 89 @Override 90 public DebugInfo getDebugInfo() throws RemoteException { 91 throw new UnsupportedOperationException(); 92 } 93 94 @Override 95 public void notifySyspropsChanged() throws RemoteException { 96 throw new UnsupportedOperationException(); 97 } 98 99 @Override 100 public boolean unlinkToDeath(DeathRecipient recipient) throws RemoteException { 101 throw new UnsupportedOperationException(); 102 } 103 104 @Override 105 public ArrayList<byte[]> getHashChain() throws RemoteException { 106 throw new UnsupportedOperationException(); 107 } 108 } 109
