Support encrypted linked device names.

This commit is contained in:
Greyson Parrelli 2018-12-19 08:09:22 -08:00
parent 4ab02f5b9c
commit c6f3a66cad
7 changed files with 753 additions and 24 deletions

15
protobuf/DeviceName.proto Normal file
View File

@ -0,0 +1,15 @@
/**
* Copyright (C) 2014-2016 Open Whisper Systems
*
* Licensed according to the LICENSE file in this repository.
*/
package signalservice;
option java_package = "org.thoughtcrime.securesms.devicelist";
option java_outer_classname = "DeviceNameProtos";
message DeviceName {
optional bytes ephemeralPublic = 1;
optional bytes syntheticIv = 2;
optional bytes ciphertext = 3;
}

View File

@ -1,3 +1,3 @@
all: all:
protoc --java_out=../src/ WebRtcData.proto Backups.proto protoc --java_out=../src/ WebRtcData.proto Backups.proto DeviceName.proto

View File

@ -10,6 +10,7 @@ import android.support.v4.app.LoaderManager;
import android.support.v4.content.Loader; import android.support.v4.content.Loader;
import android.support.v7.app.AlertDialog; import android.support.v7.app.AlertDialog;
import org.thoughtcrime.securesms.devicelist.Device;
import org.thoughtcrime.securesms.jobs.RefreshUnidentifiedDeliveryAbilityJob; import org.thoughtcrime.securesms.jobs.RefreshUnidentifiedDeliveryAbilityJob;
import org.thoughtcrime.securesms.logging.Log; import org.thoughtcrime.securesms.logging.Log;
import android.view.LayoutInflater; import android.view.LayoutInflater;
@ -29,7 +30,6 @@ import org.thoughtcrime.securesms.util.task.ProgressDialogAsyncTask;
import org.thoughtcrime.securesms.util.TextSecurePreferences; import org.thoughtcrime.securesms.util.TextSecurePreferences;
import org.thoughtcrime.securesms.util.ViewUtil; import org.thoughtcrime.securesms.util.ViewUtil;
import org.whispersystems.signalservice.api.SignalServiceAccountManager; import org.whispersystems.signalservice.api.SignalServiceAccountManager;
import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
import java.io.IOException; import java.io.IOException;
import java.util.List; import java.util.List;
@ -38,7 +38,7 @@ import java.util.Locale;
import javax.inject.Inject; import javax.inject.Inject;
public class DeviceListFragment extends ListFragment public class DeviceListFragment extends ListFragment
implements LoaderManager.LoaderCallbacks<List<DeviceInfo>>, implements LoaderManager.LoaderCallbacks<List<Device>>,
ListView.OnItemClickListener, InjectableType, Button.OnClickListener ListView.OnItemClickListener, InjectableType, Button.OnClickListener
{ {
@ -89,7 +89,7 @@ public class DeviceListFragment extends ListFragment
} }
@Override @Override
public Loader<List<DeviceInfo>> onCreateLoader(int id, Bundle args) { public Loader<List<Device>> onCreateLoader(int id, Bundle args) {
empty.setVisibility(View.GONE); empty.setVisibility(View.GONE);
progressContainer.setVisibility(View.VISIBLE); progressContainer.setVisibility(View.VISIBLE);
@ -97,7 +97,7 @@ public class DeviceListFragment extends ListFragment
} }
@Override @Override
public void onLoadFinished(Loader<List<DeviceInfo>> loader, List<DeviceInfo> data) { public void onLoadFinished(Loader<List<Device>> loader, List<Device> data) {
progressContainer.setVisibility(View.GONE); progressContainer.setVisibility(View.GONE);
if (data == null) { if (data == null) {
@ -116,7 +116,7 @@ public class DeviceListFragment extends ListFragment
} }
@Override @Override
public void onLoaderReset(Loader<List<DeviceInfo>> loader) { public void onLoaderReset(Loader<List<Device>> loader) {
setListAdapter(null); setListAdapter(null);
} }
@ -198,12 +198,12 @@ public class DeviceListFragment extends ListFragment
if (addDeviceButtonListener != null) addDeviceButtonListener.onClick(v); if (addDeviceButtonListener != null) addDeviceButtonListener.onClick(v);
} }
private static class DeviceListAdapter extends ArrayAdapter<DeviceInfo> { private static class DeviceListAdapter extends ArrayAdapter<Device> {
private final int resource; private final int resource;
private final Locale locale; private final Locale locale;
public DeviceListAdapter(Context context, int resource, List<DeviceInfo> objects, Locale locale) { public DeviceListAdapter(Context context, int resource, List<Device> objects, Locale locale) {
super(context, resource, objects); super(context, resource, objects);
this.resource = resource; this.resource = resource;
this.locale = locale; this.locale = locale;

View File

@ -6,8 +6,8 @@ import android.util.AttributeSet;
import android.widget.LinearLayout; import android.widget.LinearLayout;
import android.widget.TextView; import android.widget.TextView;
import org.thoughtcrime.securesms.devicelist.Device;
import org.thoughtcrime.securesms.util.DateUtils; import org.thoughtcrime.securesms.util.DateUtils;
import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
import java.util.Locale; import java.util.Locale;
@ -34,7 +34,7 @@ public class DeviceListItem extends LinearLayout {
this.lastActive = (TextView) findViewById(R.id.active); this.lastActive = (TextView) findViewById(R.id.active);
} }
public void set(DeviceInfo deviceInfo, Locale locale) { public void set(Device deviceInfo, Locale locale) {
if (TextUtils.isEmpty(deviceInfo.getName())) this.name.setText(R.string.DeviceListItem_unnamed_device); if (TextUtils.isEmpty(deviceInfo.getName())) this.name.setText(R.string.DeviceListItem_unnamed_device);
else this.name.setText(deviceInfo.getName()); else this.name.setText(deviceInfo.getName());

View File

@ -1,20 +1,40 @@
package org.thoughtcrime.securesms.database.loaders; package org.thoughtcrime.securesms.database.loaders;
import android.content.Context; import android.content.Context;
import android.support.annotation.NonNull;
import com.annimon.stream.Stream;
import org.thoughtcrime.securesms.crypto.IdentityKeyUtil;
import org.thoughtcrime.securesms.devicelist.Device;
import org.thoughtcrime.securesms.logging.Log; import org.thoughtcrime.securesms.logging.Log;
import org.thoughtcrime.securesms.util.AsyncLoader; import org.thoughtcrime.securesms.util.AsyncLoader;
import org.thoughtcrime.securesms.util.Base64;
import org.whispersystems.libsignal.InvalidKeyException;
import org.whispersystems.libsignal.ecc.Curve;
import org.whispersystems.libsignal.ecc.ECPrivateKey;
import org.whispersystems.libsignal.ecc.ECPublicKey;
import org.whispersystems.libsignal.util.ByteUtil;
import org.whispersystems.signalservice.api.SignalServiceAccountManager; import org.whispersystems.signalservice.api.SignalServiceAccountManager;
import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo; import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
import org.whispersystems.signalservice.api.push.SignalServiceAddress; import org.whispersystems.signalservice.api.push.SignalServiceAddress;
import java.io.IOException; import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.MessageDigest;
import java.util.Arrays;
import java.util.Collections; import java.util.Collections;
import java.util.Comparator; import java.util.Comparator;
import java.util.Iterator;
import java.util.List; import java.util.List;
public class DeviceListLoader extends AsyncLoader<List<DeviceInfo>> { import javax.crypto.Cipher;
import javax.crypto.Mac;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.*;
public class DeviceListLoader extends AsyncLoader<List<Device>> {
private static final String TAG = DeviceListLoader.class.getSimpleName(); private static final String TAG = DeviceListLoader.class.getSimpleName();
@ -26,18 +46,14 @@ public class DeviceListLoader extends AsyncLoader<List<DeviceInfo>> {
} }
@Override @Override
public List<DeviceInfo> loadInBackground() { public List<Device> loadInBackground() {
try { try {
List<DeviceInfo> devices = accountManager.getDevices(); List<Device> devices = Stream.of(accountManager.getDevices())
Iterator<DeviceInfo> iterator = devices.iterator(); .filter(d -> d.getId() != SignalServiceAddress.DEFAULT_DEVICE_ID)
.map(this::mapToDevice)
.toList();
while (iterator.hasNext()) { Collections.sort(devices, new DeviceComparator());
if ((iterator.next().getId() == SignalServiceAddress.DEFAULT_DEVICE_ID)) {
iterator.remove();
}
}
Collections.sort(devices, new DeviceInfoComparator());
return devices; return devices;
} catch (IOException e) { } catch (IOException e) {
@ -46,10 +62,57 @@ public class DeviceListLoader extends AsyncLoader<List<DeviceInfo>> {
} }
} }
private static class DeviceInfoComparator implements Comparator<DeviceInfo> { private Device mapToDevice(@NonNull DeviceInfo deviceInfo) {
try {
DeviceName deviceName = DeviceName.parseFrom(Base64.decode(deviceInfo.getName()));
if (!deviceName.hasCiphertext() || !deviceName.hasEphemeralPublic() || !deviceName.hasSyntheticIv()) {
throw new IOException("Got a DeviceName that wasn't properly populated.");
}
byte[] syntheticIv = deviceName.getSyntheticIv().toByteArray();
byte[] cipherText = deviceName.getCiphertext().toByteArray();
ECPrivateKey identityKey = IdentityKeyUtil.getIdentityKeyPair(getContext()).getPrivateKey();
ECPublicKey ephemeralPublic = Curve.decodePoint(deviceName.getEphemeralPublic().toByteArray(), 0);
byte[] masterSecret = Curve.calculateAgreement(ephemeralPublic, identityKey);
Mac mac = Mac.getInstance("HmacSHA256");
mac.init(new SecretKeySpec(masterSecret, "HmacSHA256"));
byte[] cipherKeyPart1 = mac.doFinal("cipher".getBytes());
mac.init(new SecretKeySpec(cipherKeyPart1, "HmacSHA256"));
byte[] cipherKey = mac.doFinal(syntheticIv);
Cipher cipher = Cipher.getInstance("AES/CTR/NoPadding");
cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(cipherKey, "AES"), new IvParameterSpec(new byte[16]));
final byte[] plaintext = cipher.doFinal(cipherText);
mac.init(new SecretKeySpec(masterSecret, "HmacSHA256"));
byte[] verificationPart1 = mac.doFinal("auth".getBytes());
mac.init(new SecretKeySpec(verificationPart1, "HmacSHA256"));
byte[] verificationPart2 = mac.doFinal(plaintext);
byte[] ourSyntheticIv = ByteUtil.trim(verificationPart2, 16);
if (!MessageDigest.isEqual(ourSyntheticIv, syntheticIv)) {
throw new GeneralSecurityException("The computed syntheticIv didn't match the actual syntheticIv.");
}
return new Device(deviceInfo.getId(), new String(plaintext), deviceInfo.getCreated(), deviceInfo.getLastSeen());
} catch (IOException e) {
Log.w(TAG, "Failed while reading the protobuf.", e);
} catch (GeneralSecurityException | InvalidKeyException e) {
Log.w(TAG, "Failed during decryption.", e);
}
return new Device(deviceInfo.getId(), deviceInfo.getName(), deviceInfo.getCreated(), deviceInfo.getLastSeen());
}
private static class DeviceComparator implements Comparator<Device> {
@Override @Override
public int compare(DeviceInfo lhs, DeviceInfo rhs) { public int compare(Device lhs, Device rhs) {
if (lhs.getCreated() < rhs.getCreated()) return -1; if (lhs.getCreated() < rhs.getCreated()) return -1;
else if (lhs.getCreated() != rhs.getCreated()) return 1; else if (lhs.getCreated() != rhs.getCreated()) return 1;
else return 0; else return 0;

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@ -0,0 +1,32 @@
package org.thoughtcrime.securesms.devicelist;
public class Device {
private final long id;
private final String name;
private final long created;
private final long lastSeen;
public Device(long id, String name, long created, long lastSeen) {
this.id = id;
this.name = name;
this.created = created;
this.lastSeen = lastSeen;
}
public long getId() {
return id;
}
public String getName() {
return name;
}
public long getCreated() {
return created;
}
public long getLastSeen() {
return lastSeen;
}
}

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@ -0,0 +1,619 @@
// Generated by the protocol buffer compiler. DO NOT EDIT!
// source: DeviceName.proto
package org.thoughtcrime.securesms.devicelist;
public final class DeviceNameProtos {
private DeviceNameProtos() {}
public static void registerAllExtensions(
com.google.protobuf.ExtensionRegistry registry) {
}
public interface DeviceNameOrBuilder
extends com.google.protobuf.MessageOrBuilder {
// optional bytes ephemeralPublic = 1;
/**
* <code>optional bytes ephemeralPublic = 1;</code>
*/
boolean hasEphemeralPublic();
/**
* <code>optional bytes ephemeralPublic = 1;</code>
*/
com.google.protobuf.ByteString getEphemeralPublic();
// optional bytes syntheticIv = 2;
/**
* <code>optional bytes syntheticIv = 2;</code>
*/
boolean hasSyntheticIv();
/**
* <code>optional bytes syntheticIv = 2;</code>
*/
com.google.protobuf.ByteString getSyntheticIv();
// optional bytes ciphertext = 3;
/**
* <code>optional bytes ciphertext = 3;</code>
*/
boolean hasCiphertext();
/**
* <code>optional bytes ciphertext = 3;</code>
*/
com.google.protobuf.ByteString getCiphertext();
}
/**
* Protobuf type {@code signalservice.DeviceName}
*/
public static final class DeviceName extends
com.google.protobuf.GeneratedMessage
implements DeviceNameOrBuilder {
// Use DeviceName.newBuilder() to construct.
private DeviceName(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
super(builder);
this.unknownFields = builder.getUnknownFields();
}
private DeviceName(boolean noInit) { this.unknownFields = com.google.protobuf.UnknownFieldSet.getDefaultInstance(); }
private static final DeviceName defaultInstance;
public static DeviceName getDefaultInstance() {
return defaultInstance;
}
public DeviceName getDefaultInstanceForType() {
return defaultInstance;
}
private final com.google.protobuf.UnknownFieldSet unknownFields;
@java.lang.Override
public final com.google.protobuf.UnknownFieldSet
getUnknownFields() {
return this.unknownFields;
}
private DeviceName(
com.google.protobuf.CodedInputStream input,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws com.google.protobuf.InvalidProtocolBufferException {
initFields();
int mutable_bitField0_ = 0;
com.google.protobuf.UnknownFieldSet.Builder unknownFields =
com.google.protobuf.UnknownFieldSet.newBuilder();
try {
boolean done = false;
while (!done) {
int tag = input.readTag();
switch (tag) {
case 0:
done = true;
break;
default: {
if (!parseUnknownField(input, unknownFields,
extensionRegistry, tag)) {
done = true;
}
break;
}
case 10: {
bitField0_ |= 0x00000001;
ephemeralPublic_ = input.readBytes();
break;
}
case 18: {
bitField0_ |= 0x00000002;
syntheticIv_ = input.readBytes();
break;
}
case 26: {
bitField0_ |= 0x00000004;
ciphertext_ = input.readBytes();
break;
}
}
}
} catch (com.google.protobuf.InvalidProtocolBufferException e) {
throw e.setUnfinishedMessage(this);
} catch (java.io.IOException e) {
throw new com.google.protobuf.InvalidProtocolBufferException(
e.getMessage()).setUnfinishedMessage(this);
} finally {
this.unknownFields = unknownFields.build();
makeExtensionsImmutable();
}
}
public static final com.google.protobuf.Descriptors.Descriptor
getDescriptor() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.internal_static_signalservice_DeviceName_descriptor;
}
protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
internalGetFieldAccessorTable() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.internal_static_signalservice_DeviceName_fieldAccessorTable
.ensureFieldAccessorsInitialized(
org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.class, org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.Builder.class);
}
public static com.google.protobuf.Parser<DeviceName> PARSER =
new com.google.protobuf.AbstractParser<DeviceName>() {
public DeviceName parsePartialFrom(
com.google.protobuf.CodedInputStream input,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws com.google.protobuf.InvalidProtocolBufferException {
return new DeviceName(input, extensionRegistry);
}
};
@java.lang.Override
public com.google.protobuf.Parser<DeviceName> getParserForType() {
return PARSER;
}
private int bitField0_;
// optional bytes ephemeralPublic = 1;
public static final int EPHEMERALPUBLIC_FIELD_NUMBER = 1;
private com.google.protobuf.ByteString ephemeralPublic_;
/**
* <code>optional bytes ephemeralPublic = 1;</code>
*/
public boolean hasEphemeralPublic() {
return ((bitField0_ & 0x00000001) == 0x00000001);
}
/**
* <code>optional bytes ephemeralPublic = 1;</code>
*/
public com.google.protobuf.ByteString getEphemeralPublic() {
return ephemeralPublic_;
}
// optional bytes syntheticIv = 2;
public static final int SYNTHETICIV_FIELD_NUMBER = 2;
private com.google.protobuf.ByteString syntheticIv_;
/**
* <code>optional bytes syntheticIv = 2;</code>
*/
public boolean hasSyntheticIv() {
return ((bitField0_ & 0x00000002) == 0x00000002);
}
/**
* <code>optional bytes syntheticIv = 2;</code>
*/
public com.google.protobuf.ByteString getSyntheticIv() {
return syntheticIv_;
}
// optional bytes ciphertext = 3;
public static final int CIPHERTEXT_FIELD_NUMBER = 3;
private com.google.protobuf.ByteString ciphertext_;
/**
* <code>optional bytes ciphertext = 3;</code>
*/
public boolean hasCiphertext() {
return ((bitField0_ & 0x00000004) == 0x00000004);
}
/**
* <code>optional bytes ciphertext = 3;</code>
*/
public com.google.protobuf.ByteString getCiphertext() {
return ciphertext_;
}
private void initFields() {
ephemeralPublic_ = com.google.protobuf.ByteString.EMPTY;
syntheticIv_ = com.google.protobuf.ByteString.EMPTY;
ciphertext_ = com.google.protobuf.ByteString.EMPTY;
}
private byte memoizedIsInitialized = -1;
public final boolean isInitialized() {
byte isInitialized = memoizedIsInitialized;
if (isInitialized != -1) return isInitialized == 1;
memoizedIsInitialized = 1;
return true;
}
public void writeTo(com.google.protobuf.CodedOutputStream output)
throws java.io.IOException {
getSerializedSize();
if (((bitField0_ & 0x00000001) == 0x00000001)) {
output.writeBytes(1, ephemeralPublic_);
}
if (((bitField0_ & 0x00000002) == 0x00000002)) {
output.writeBytes(2, syntheticIv_);
}
if (((bitField0_ & 0x00000004) == 0x00000004)) {
output.writeBytes(3, ciphertext_);
}
getUnknownFields().writeTo(output);
}
private int memoizedSerializedSize = -1;
public int getSerializedSize() {
int size = memoizedSerializedSize;
if (size != -1) return size;
size = 0;
if (((bitField0_ & 0x00000001) == 0x00000001)) {
size += com.google.protobuf.CodedOutputStream
.computeBytesSize(1, ephemeralPublic_);
}
if (((bitField0_ & 0x00000002) == 0x00000002)) {
size += com.google.protobuf.CodedOutputStream
.computeBytesSize(2, syntheticIv_);
}
if (((bitField0_ & 0x00000004) == 0x00000004)) {
size += com.google.protobuf.CodedOutputStream
.computeBytesSize(3, ciphertext_);
}
size += getUnknownFields().getSerializedSize();
memoizedSerializedSize = size;
return size;
}
private static final long serialVersionUID = 0L;
@java.lang.Override
protected java.lang.Object writeReplace()
throws java.io.ObjectStreamException {
return super.writeReplace();
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
com.google.protobuf.ByteString data)
throws com.google.protobuf.InvalidProtocolBufferException {
return PARSER.parseFrom(data);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
com.google.protobuf.ByteString data,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws com.google.protobuf.InvalidProtocolBufferException {
return PARSER.parseFrom(data, extensionRegistry);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(byte[] data)
throws com.google.protobuf.InvalidProtocolBufferException {
return PARSER.parseFrom(data);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
byte[] data,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws com.google.protobuf.InvalidProtocolBufferException {
return PARSER.parseFrom(data, extensionRegistry);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(java.io.InputStream input)
throws java.io.IOException {
return PARSER.parseFrom(input);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
java.io.InputStream input,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws java.io.IOException {
return PARSER.parseFrom(input, extensionRegistry);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseDelimitedFrom(java.io.InputStream input)
throws java.io.IOException {
return PARSER.parseDelimitedFrom(input);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseDelimitedFrom(
java.io.InputStream input,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws java.io.IOException {
return PARSER.parseDelimitedFrom(input, extensionRegistry);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
com.google.protobuf.CodedInputStream input)
throws java.io.IOException {
return PARSER.parseFrom(input);
}
public static org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName parseFrom(
com.google.protobuf.CodedInputStream input,
com.google.protobuf.ExtensionRegistryLite extensionRegistry)
throws java.io.IOException {
return PARSER.parseFrom(input, extensionRegistry);
}
public static Builder newBuilder() { return Builder.create(); }
public Builder newBuilderForType() { return newBuilder(); }
public static Builder newBuilder(org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName prototype) {
return newBuilder().mergeFrom(prototype);
}
public Builder toBuilder() { return newBuilder(this); }
@java.lang.Override
protected Builder newBuilderForType(
com.google.protobuf.GeneratedMessage.BuilderParent parent) {
Builder builder = new Builder(parent);
return builder;
}
/**
* Protobuf type {@code signalservice.DeviceName}
*/
public static final class Builder extends
com.google.protobuf.GeneratedMessage.Builder<Builder>
implements org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceNameOrBuilder {
public static final com.google.protobuf.Descriptors.Descriptor
getDescriptor() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.internal_static_signalservice_DeviceName_descriptor;
}
protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
internalGetFieldAccessorTable() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.internal_static_signalservice_DeviceName_fieldAccessorTable
.ensureFieldAccessorsInitialized(
org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.class, org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.Builder.class);
}
// Construct using org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.newBuilder()
private Builder() {
maybeForceBuilderInitialization();
}
private Builder(
com.google.protobuf.GeneratedMessage.BuilderParent parent) {
super(parent);
maybeForceBuilderInitialization();
}
private void maybeForceBuilderInitialization() {
if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
}
}
private static Builder create() {
return new Builder();
}
public Builder clear() {
super.clear();
ephemeralPublic_ = com.google.protobuf.ByteString.EMPTY;
bitField0_ = (bitField0_ & ~0x00000001);
syntheticIv_ = com.google.protobuf.ByteString.EMPTY;
bitField0_ = (bitField0_ & ~0x00000002);
ciphertext_ = com.google.protobuf.ByteString.EMPTY;
bitField0_ = (bitField0_ & ~0x00000004);
return this;
}
public Builder clone() {
return create().mergeFrom(buildPartial());
}
public com.google.protobuf.Descriptors.Descriptor
getDescriptorForType() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.internal_static_signalservice_DeviceName_descriptor;
}
public org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName getDefaultInstanceForType() {
return org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.getDefaultInstance();
}
public org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName build() {
org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName result = buildPartial();
if (!result.isInitialized()) {
throw newUninitializedMessageException(result);
}
return result;
}
public org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName buildPartial() {
org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName result = new org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName(this);
int from_bitField0_ = bitField0_;
int to_bitField0_ = 0;
if (((from_bitField0_ & 0x00000001) == 0x00000001)) {
to_bitField0_ |= 0x00000001;
}
result.ephemeralPublic_ = ephemeralPublic_;
if (((from_bitField0_ & 0x00000002) == 0x00000002)) {
to_bitField0_ |= 0x00000002;
}
result.syntheticIv_ = syntheticIv_;
if (((from_bitField0_ & 0x00000004) == 0x00000004)) {
to_bitField0_ |= 0x00000004;
}
result.ciphertext_ = ciphertext_;
result.bitField0_ = to_bitField0_;
onBuilt();
return result;
}
public Builder mergeFrom(com.google.protobuf.Message other) {
if (other instanceof org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName) {
return mergeFrom((org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName)other);
} else {
super.mergeFrom(other);
return this;
}
}
public Builder mergeFrom(org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName other) {
if (other == org.thoughtcrime.securesms.devicelist.DeviceNameProtos.DeviceName.getDefaultInstance()) return this;
if (other.hasEphemeralPublic()) {
setEphemeralPublic(other.getEphemeralPublic());
}
if (other.hasSyntheticIv()) {
setSyntheticIv(other.getSyntheticIv());
}
if (other.hasCiphertext()) {
setCiphertext(other.getCiphertext());
}
this.mergeUnknownFields(other.getUnknownFields());
return this;
}
public final boolean isInitialized() {
return true;
}
public Builder mergeFrom(
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