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-rw-r--r--src/main/java/de/thedevstack/conversationsplus/ConversationsPlusPreferences.java4
-rw-r--r--src/main/java/eu/siacs/conversations/Config.java3
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java986
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceImpl.java1022
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceStub.java196
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/SQLiteAxolotlStore.java12
-rw-r--r--src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlSession.java10
-rw-r--r--src/main/java/eu/siacs/conversations/entities/Account.java16
-rw-r--r--src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java5
-rw-r--r--src/main/java/eu/siacs/conversations/generator/IqGenerator.java1
-rw-r--r--src/main/java/eu/siacs/conversations/parser/IqParser.java6
-rw-r--r--src/main/java/eu/siacs/conversations/parser/MessageParser.java12
-rw-r--r--src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java10
-rw-r--r--src/main/java/eu/siacs/conversations/ui/ConversationActivity.java3
-rw-r--r--src/main/java/eu/siacs/conversations/ui/SettingsActivity.java7
-rw-r--r--src/main/res/layout/activity_edit_account.xml3
-rw-r--r--src/main/res/menu/encryption_choices.xml3
-rw-r--r--src/main/res/values/encryption_settings.xml4
-rw-r--r--src/main/res/values/strings.xml2
-rw-r--r--src/main/res/xml/preferences.xml7
20 files changed, 1331 insertions, 981 deletions
diff --git a/src/main/java/de/thedevstack/conversationsplus/ConversationsPlusPreferences.java b/src/main/java/de/thedevstack/conversationsplus/ConversationsPlusPreferences.java
index 18e54362..20eca48a 100644
--- a/src/main/java/de/thedevstack/conversationsplus/ConversationsPlusPreferences.java
+++ b/src/main/java/de/thedevstack/conversationsplus/ConversationsPlusPreferences.java
@@ -14,6 +14,10 @@ public class ConversationsPlusPreferences extends Settings {
private static ConversationsPlusPreferences instance;
private final SharedPreferences sharedPreferences;
+ public static boolean omemoEnabled() {
+ return getBoolean("omemo_enabled", false);
+ }
+
public static String imgTransferFolder() {
return getString("img_transfer_folder", getString("app_name", "Conversations+"));
}
diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java
index 553abb9c..16db57e0 100644
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@@ -2,6 +2,7 @@ package eu.siacs.conversations;
import android.graphics.Bitmap;
+import de.thedevstack.conversationsplus.ConversationsPlusPreferences;
import eu.siacs.conversations.xmpp.chatstate.ChatState;
public final class Config {
@@ -31,7 +32,7 @@ public final class Config {
}
public static boolean supportOmemo() {
- return (ENCRYPTION_MASK & OMEMO) != 0;
+ return ConversationsPlusPreferences.omemoEnabled();
}
public static boolean multipleEncryptionChoices() {
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
index 949975aa..d8287aff 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlService.java
@@ -1,210 +1,36 @@
package eu.siacs.conversations.crypto.axolotl;
-import android.os.Bundle;
-import android.security.KeyChain;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
-import android.util.Log;
-import android.util.Pair;
-import org.bouncycastle.jce.provider.BouncyCastleProvider;
import org.whispersystems.libaxolotl.AxolotlAddress;
import org.whispersystems.libaxolotl.IdentityKey;
-import org.whispersystems.libaxolotl.IdentityKeyPair;
-import org.whispersystems.libaxolotl.InvalidKeyException;
-import org.whispersystems.libaxolotl.InvalidKeyIdException;
-import org.whispersystems.libaxolotl.SessionBuilder;
-import org.whispersystems.libaxolotl.UntrustedIdentityException;
-import org.whispersystems.libaxolotl.ecc.ECPublicKey;
-import org.whispersystems.libaxolotl.state.PreKeyBundle;
import org.whispersystems.libaxolotl.state.PreKeyRecord;
import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
-import org.whispersystems.libaxolotl.util.KeyHelper;
-import java.security.PrivateKey;
-import java.security.Security;
-import java.security.Signature;
import java.security.cert.X509Certificate;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Random;
import java.util.Set;
-import eu.siacs.conversations.Config;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
-import eu.siacs.conversations.parser.IqParser;
-import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.utils.CryptoHelper;
-import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
-import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.OnAdvancedStreamFeaturesLoaded;
-import eu.siacs.conversations.xmpp.OnIqPacketReceived;
-import eu.siacs.conversations.xmpp.jid.InvalidJidException;
import eu.siacs.conversations.xmpp.jid.Jid;
-import eu.siacs.conversations.xmpp.stanzas.IqPacket;
-
-public class AxolotlService implements OnAdvancedStreamFeaturesLoaded {
-
- public static final String PEP_PREFIX = "eu.siacs.conversations.axolotl";
- public static final String PEP_DEVICE_LIST = PEP_PREFIX + ".devicelist";
- public static final String PEP_BUNDLES = PEP_PREFIX + ".bundles";
- public static final String PEP_VERIFICATION = PEP_PREFIX + ".verification";
-
- public static final String LOGPREFIX = "AxolotlService";
-
- public static final int NUM_KEYS_TO_PUBLISH = 100;
- public static final int publishTriesThreshold = 3;
-
- private final Account account;
- private final XmppConnectionService mXmppConnectionService;
- private final SQLiteAxolotlStore axolotlStore;
- private final SessionMap sessions;
- private final Map<Jid, Set<Integer>> deviceIds;
- private final Map<String, XmppAxolotlMessage> messageCache;
- private final FetchStatusMap fetchStatusMap;
- private final SerialSingleThreadExecutor executor;
- private int numPublishTriesOnEmptyPep = 0;
- private boolean pepBroken = false;
-
- @Override
- public void onAdvancedStreamFeaturesAvailable(Account account) {
- if (account.getXmppConnection() != null && account.getXmppConnection().getFeatures().pep()) {
- publishBundlesIfNeeded(true, false);
- } else {
- Log.d(Config.LOGTAG,account.getJid().toBareJid()+": skipping OMEMO initialization");
- }
- }
- public boolean fetchMapHasErrors(Contact contact) {
- Jid jid = contact.getJid().toBareJid();
- if (deviceIds.get(jid) != null) {
- for (Integer foreignId : this.deviceIds.get(jid)) {
- AxolotlAddress address = new AxolotlAddress(jid.toString(), foreignId);
- if (fetchStatusMap.getAll(address).containsValue(FetchStatus.ERROR)) {
- return true;
- }
- }
- }
- return false;
- }
+/**
+ * Created by tzur on 02.03.2016.
+ */
+public interface AxolotlService extends OnAdvancedStreamFeaturesLoaded {
- private static class AxolotlAddressMap<T> {
- protected Map<String, Map<Integer, T>> map;
- protected final Object MAP_LOCK = new Object();
-
- public AxolotlAddressMap() {
- this.map = new HashMap<>();
- }
-
- public void put(AxolotlAddress address, T value) {
- synchronized (MAP_LOCK) {
- Map<Integer, T> devices = map.get(address.getName());
- if (devices == null) {
- devices = new HashMap<>();
- map.put(address.getName(), devices);
- }
- devices.put(address.getDeviceId(), value);
- }
- }
-
- public T get(AxolotlAddress address) {
- synchronized (MAP_LOCK) {
- Map<Integer, T> devices = map.get(address.getName());
- if (devices == null) {
- return null;
- }
- return devices.get(address.getDeviceId());
- }
- }
-
- public Map<Integer, T> getAll(AxolotlAddress address) {
- synchronized (MAP_LOCK) {
- Map<Integer, T> devices = map.get(address.getName());
- if (devices == null) {
- return new HashMap<>();
- }
- return devices;
- }
- }
-
- public boolean hasAny(AxolotlAddress address) {
- synchronized (MAP_LOCK) {
- Map<Integer, T> devices = map.get(address.getName());
- return devices != null && !devices.isEmpty();
- }
- }
-
- public void clear() {
- map.clear();
- }
+ String LOGPREFIX = "AxolotlService";
- }
-
- private static class SessionMap extends AxolotlAddressMap<XmppAxolotlSession> {
- private final XmppConnectionService xmppConnectionService;
- private final Account account;
-
- public SessionMap(XmppConnectionService service, SQLiteAxolotlStore store, Account account) {
- super();
- this.xmppConnectionService = service;
- this.account = account;
- this.fillMap(store);
- }
-
- private void putDevicesForJid(String bareJid, List<Integer> deviceIds, SQLiteAxolotlStore store) {
- for (Integer deviceId : deviceIds) {
- AxolotlAddress axolotlAddress = new AxolotlAddress(bareJid, deviceId);
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Building session for remote address: " + axolotlAddress.toString());
- IdentityKey identityKey = store.loadSession(axolotlAddress).getSessionState().getRemoteIdentityKey();
- if(Config.X509_VERIFICATION) {
- X509Certificate certificate = store.getFingerprintCertificate(identityKey.getFingerprint().replaceAll("\\s", ""));
- if (certificate != null) {
- Bundle information = CryptoHelper.extractCertificateInformation(certificate);
- try {
- final String cn = information.getString("subject_cn");
- final Jid jid = Jid.fromString(bareJid);
- Log.d(Config.LOGTAG,"setting common name for "+jid+" to "+cn);
- account.getRoster().getContact(jid).setCommonName(cn);
- } catch (final InvalidJidException ignored) {
- //ignored
- }
- }
- }
- this.put(axolotlAddress, new XmppAxolotlSession(account, store, axolotlAddress, identityKey));
- }
- }
-
- private void fillMap(SQLiteAxolotlStore store) {
- List<Integer> deviceIds = store.getSubDeviceSessions(account.getJid().toBareJid().toString());
- putDevicesForJid(account.getJid().toBareJid().toString(), deviceIds, store);
- for (Contact contact : account.getRoster().getContacts()) {
- Jid bareJid = contact.getJid().toBareJid();
- String address = bareJid.toString();
- deviceIds = store.getSubDeviceSessions(address);
- putDevicesForJid(address, deviceIds, store);
- }
-
- }
-
- @Override
- public void put(AxolotlAddress address, XmppAxolotlSession value) {
- super.put(address, value);
- value.setNotFresh();
- xmppConnectionService.syncRosterToDisk(account);
- }
-
- public void put(XmppAxolotlSession session) {
- this.put(session.getRemoteAddress(), session);
- }
- }
+ String PEP_PREFIX = "eu.siacs.conversations.axolotl";
+ String PEP_DEVICE_LIST = PEP_PREFIX + ".devicelist";
+ String PEP_BUNDLES = PEP_PREFIX + ".bundles";
+ String PEP_VERIFICATION = PEP_PREFIX + ".verification";
- public enum FetchStatus {
+ enum FetchStatus {
PENDING,
SUCCESS,
SUCCESS_VERIFIED,
@@ -212,793 +38,73 @@ public class AxolotlService implements OnAdvancedStreamFeaturesLoaded {
ERROR
}
- private static class FetchStatusMap extends AxolotlAddressMap<FetchStatus> {
+ boolean fetchMapHasErrors(Contact contact);
- }
+ String getOwnFingerprint();
- public static String getLogprefix(Account account) {
- return LOGPREFIX + " (" + account.getJid().toBareJid().toString() + "): ";
- }
+ Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust);
- public AxolotlService(Account account, XmppConnectionService connectionService) {
- if (Security.getProvider("BC") == null) {
- Security.addProvider(new BouncyCastleProvider());
- }
- this.mXmppConnectionService = connectionService;
- this.account = account;
- this.axolotlStore = new SQLiteAxolotlStore(this.account, this.mXmppConnectionService);
- this.deviceIds = new HashMap<>();
- this.messageCache = new HashMap<>();
- this.sessions = new SessionMap(mXmppConnectionService, axolotlStore, account);
- this.fetchStatusMap = new FetchStatusMap();
- this.executor = new SerialSingleThreadExecutor();
- }
-
- public String getOwnFingerprint() {
- return axolotlStore.getIdentityKeyPair().getPublicKey().getFingerprint().replaceAll("\\s", "");
- }
+ Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust, Contact contact);
- public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust) {
- return axolotlStore.getContactKeysWithTrust(account.getJid().toBareJid().toString(), trust);
- }
-
- public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust, Contact contact) {
- return axolotlStore.getContactKeysWithTrust(contact.getJid().toBareJid().toString(), trust);
- }
-
- public long getNumTrustedKeys(Contact contact) {
- return axolotlStore.getContactNumTrustedKeys(contact.getJid().toBareJid().toString());
- }
-
- private AxolotlAddress getAddressForJid(Jid jid) {
- return new AxolotlAddress(jid.toString(), 0);
- }
-
- private Set<XmppAxolotlSession> findOwnSessions() {
- AxolotlAddress ownAddress = getAddressForJid(account.getJid().toBareJid());
- return new HashSet<>(this.sessions.getAll(ownAddress).values());
- }
-
- private Set<XmppAxolotlSession> findSessionsforContact(Contact contact) {
- AxolotlAddress contactAddress = getAddressForJid(contact.getJid());
- return new HashSet<>(this.sessions.getAll(contactAddress).values());
- }
-
- public Set<String> getFingerprintsForOwnSessions() {
- Set<String> fingerprints = new HashSet<>();
- for (XmppAxolotlSession session : findOwnSessions()) {
- fingerprints.add(session.getFingerprint());
- }
- return fingerprints;
- }
-
- public Set<String> getFingerprintsForContact(final Contact contact) {
- Set<String> fingerprints = new HashSet<>();
- for (XmppAxolotlSession session : findSessionsforContact(contact)) {
- fingerprints.add(session.getFingerprint());
- }
- return fingerprints;
- }
-
- private boolean hasAny(Contact contact) {
- AxolotlAddress contactAddress = getAddressForJid(contact.getJid());
- return sessions.hasAny(contactAddress);
- }
-
- public boolean isPepBroken() {
- return this.pepBroken;
- }
-
- public void regenerateKeys(boolean wipeOther) {
- axolotlStore.regenerate();
- sessions.clear();
- fetchStatusMap.clear();
- publishBundlesIfNeeded(true, wipeOther);
- }
-
- public int getOwnDeviceId() {
- return axolotlStore.getLocalRegistrationId();
- }
-
- public Set<Integer> getOwnDeviceIds() {
- return this.deviceIds.get(account.getJid().toBareJid());
- }
-
- private void setTrustOnSessions(final Jid jid, @NonNull final Set<Integer> deviceIds,
- final XmppAxolotlSession.Trust from,
- final XmppAxolotlSession.Trust to) {
- for (Integer deviceId : deviceIds) {
- AxolotlAddress address = new AxolotlAddress(jid.toBareJid().toString(), deviceId);
- XmppAxolotlSession session = sessions.get(address);
- if (session != null && session.getFingerprint() != null
- && session.getTrust() == from) {
- session.setTrust(to);
- }
- }
- }
+ long getNumTrustedKeys(Contact contact);
- public void registerDevices(final Jid jid, @NonNull final Set<Integer> deviceIds) {
- if (jid.toBareJid().equals(account.getJid().toBareJid())) {
- if (!deviceIds.isEmpty()) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Received non-empty own device list. Resetting publish attemps and pepBroken status.");
- pepBroken = false;
- numPublishTriesOnEmptyPep = 0;
- }
- if (deviceIds.contains(getOwnDeviceId())) {
- deviceIds.remove(getOwnDeviceId());
- } else {
- publishOwnDeviceId(deviceIds);
- }
- for (Integer deviceId : deviceIds) {
- AxolotlAddress ownDeviceAddress = new AxolotlAddress(jid.toBareJid().toString(), deviceId);
- if (sessions.get(ownDeviceAddress) == null) {
- buildSessionFromPEP(ownDeviceAddress);
- }
- }
- }
- Set<Integer> expiredDevices = new HashSet<>(axolotlStore.getSubDeviceSessions(jid.toBareJid().toString()));
- expiredDevices.removeAll(deviceIds);
- setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.TRUSTED,
- XmppAxolotlSession.Trust.INACTIVE_TRUSTED);
- setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.TRUSTED_X509,
- XmppAxolotlSession.Trust.INACTIVE_TRUSTED_X509);
- setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.UNDECIDED,
- XmppAxolotlSession.Trust.INACTIVE_UNDECIDED);
- setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.UNTRUSTED,
- XmppAxolotlSession.Trust.INACTIVE_UNTRUSTED);
- Set<Integer> newDevices = new HashSet<>(deviceIds);
- setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_TRUSTED,
- XmppAxolotlSession.Trust.TRUSTED);
- setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_TRUSTED_X509,
- XmppAxolotlSession.Trust.TRUSTED_X509);
- setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_UNDECIDED,
- XmppAxolotlSession.Trust.UNDECIDED);
- setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_UNTRUSTED,
- XmppAxolotlSession.Trust.UNTRUSTED);
- this.deviceIds.put(jid, deviceIds);
- mXmppConnectionService.keyStatusUpdated(null);
- }
+ Set<String> getFingerprintsForOwnSessions();
- public void wipeOtherPepDevices() {
- if (pepBroken) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "wipeOtherPepDevices called, but PEP is broken. Ignoring... ");
- return;
- }
- Set<Integer> deviceIds = new HashSet<>();
- deviceIds.add(getOwnDeviceId());
- IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds);
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Wiping all other devices from Pep:" + publish);
- mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- // TODO: implement this!
- }
- });
- }
+ Set<String> getFingerprintsForContact(Contact contact);
- public void purgeKey(final String fingerprint) {
- axolotlStore.setFingerprintTrust(fingerprint.replaceAll("\\s", ""), XmppAxolotlSession.Trust.COMPROMISED);
- }
+ boolean isPepBroken();
- public void publishOwnDeviceIdIfNeeded() {
- if (pepBroken) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "publishOwnDeviceIdIfNeeded called, but PEP is broken. Ignoring... ");
- return;
- }
- IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveDeviceIds(account.getJid().toBareJid());
- mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Timeout received while retrieving own Device Ids.");
- } else {
- Element item = mXmppConnectionService.getIqParser().getItem(packet);
- Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
- if (!deviceIds.contains(getOwnDeviceId())) {
- publishOwnDeviceId(deviceIds);
- }
- }
- }
- });
- }
+ void regenerateKeys(boolean wipeOther);
- public void publishOwnDeviceId(Set<Integer> deviceIds) {
- Set<Integer> deviceIdsCopy = new HashSet<>(deviceIds);
- if (!deviceIdsCopy.contains(getOwnDeviceId())) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Own device " + getOwnDeviceId() + " not in PEP devicelist.");
- if (deviceIdsCopy.isEmpty()) {
- if (numPublishTriesOnEmptyPep >= publishTriesThreshold) {
- Log.w(Config.LOGTAG, getLogprefix(account) + "Own device publish attempt threshold exceeded, aborting...");
- pepBroken = true;
- return;
- } else {
- numPublishTriesOnEmptyPep++;
- Log.w(Config.LOGTAG, getLogprefix(account) + "Own device list empty, attempting to publish (try " + numPublishTriesOnEmptyPep + ")");
- }
- } else {
- numPublishTriesOnEmptyPep = 0;
- }
- deviceIdsCopy.add(getOwnDeviceId());
- IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIdsCopy);
- mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- if (packet.getType() != IqPacket.TYPE.RESULT) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while publishing own device id" + packet.findChild("error"));
- }
- }
- });
- }
- }
+ int getOwnDeviceId();
- public void publishDeviceVerificationAndBundle(final SignedPreKeyRecord signedPreKeyRecord,
- final Set<PreKeyRecord> preKeyRecords,
- final boolean announceAfter,
- final boolean wipe) {
- try {
- IdentityKey axolotlPublicKey = axolotlStore.getIdentityKeyPair().getPublicKey();
- PrivateKey x509PrivateKey = KeyChain.getPrivateKey(mXmppConnectionService, account.getPrivateKeyAlias());
- X509Certificate[] chain = KeyChain.getCertificateChain(mXmppConnectionService, account.getPrivateKeyAlias());
- Signature verifier = Signature.getInstance("sha256WithRSA");
- verifier.initSign(x509PrivateKey,mXmppConnectionService.getRNG());
- verifier.update(axolotlPublicKey.serialize());
- byte[] signature = verifier.sign();
- IqPacket packet = mXmppConnectionService.getIqGenerator().publishVerification(signature, chain, getOwnDeviceId());
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ": publish verification for device "+getOwnDeviceId());
- mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- publishDeviceBundle(signedPreKeyRecord, preKeyRecords, announceAfter, wipe);
- }
- });
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
+ Set<Integer> getOwnDeviceIds();
- public void publishBundlesIfNeeded(final boolean announce, final boolean wipe) {
- if (pepBroken) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "publishBundlesIfNeeded called, but PEP is broken. Ignoring... ");
- return;
- }
- IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(account.getJid().toBareJid(), getOwnDeviceId());
- mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
-
- if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
- return; //ignore timeout. do nothing
- }
-
- if (packet.getType() == IqPacket.TYPE.ERROR) {
- Element error = packet.findChild("error");
- if (error == null || !error.hasChild("item-not-found")) {
- pepBroken = true;
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "request for device bundles came back with something other than item-not-found" + packet);
- return;
- }
- }
-
- PreKeyBundle bundle = mXmppConnectionService.getIqParser().bundle(packet);
- Map<Integer, ECPublicKey> keys = mXmppConnectionService.getIqParser().preKeyPublics(packet);
- boolean flush = false;
- if (bundle == null) {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid bundle:" + packet);
- bundle = new PreKeyBundle(-1, -1, -1, null, -1, null, null, null);
- flush = true;
- }
- if (keys == null) {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received invalid prekeys:" + packet);
- }
- try {
- boolean changed = false;
- // Validate IdentityKey
- IdentityKeyPair identityKeyPair = axolotlStore.getIdentityKeyPair();
- if (flush || !identityKeyPair.getPublicKey().equals(bundle.getIdentityKey())) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding own IdentityKey " + identityKeyPair.getPublicKey() + " to PEP.");
- changed = true;
- }
-
- // Validate signedPreKeyRecord + ID
- SignedPreKeyRecord signedPreKeyRecord;
- int numSignedPreKeys = axolotlStore.loadSignedPreKeys().size();
- try {
- signedPreKeyRecord = axolotlStore.loadSignedPreKey(bundle.getSignedPreKeyId());
- if (flush
- || !bundle.getSignedPreKey().equals(signedPreKeyRecord.getKeyPair().getPublicKey())
- || !Arrays.equals(bundle.getSignedPreKeySignature(), signedPreKeyRecord.getSignature())) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
- signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
- axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
- changed = true;
- }
- } catch (InvalidKeyIdException e) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
- signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
- axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
- changed = true;
- }
-
- // Validate PreKeys
- Set<PreKeyRecord> preKeyRecords = new HashSet<>();
- if (keys != null) {
- for (Integer id : keys.keySet()) {
- try {
- PreKeyRecord preKeyRecord = axolotlStore.loadPreKey(id);
- if (preKeyRecord.getKeyPair().getPublicKey().equals(keys.get(id))) {
- preKeyRecords.add(preKeyRecord);
- }
- } catch (InvalidKeyIdException ignored) {
- }
- }
- }
- int newKeys = NUM_KEYS_TO_PUBLISH - preKeyRecords.size();
- if (newKeys > 0) {
- List<PreKeyRecord> newRecords = KeyHelper.generatePreKeys(
- axolotlStore.getCurrentPreKeyId() + 1, newKeys);
- preKeyRecords.addAll(newRecords);
- for (PreKeyRecord record : newRecords) {
- axolotlStore.storePreKey(record.getId(), record);
- }
- changed = true;
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Adding " + newKeys + " new preKeys to PEP.");
- }
-
-
- if (changed) {
- if (account.getPrivateKeyAlias() != null && Config.X509_VERIFICATION) {
- mXmppConnectionService.publishDisplayName(account);
- publishDeviceVerificationAndBundle(signedPreKeyRecord, preKeyRecords, announce, wipe);
- } else {
- publishDeviceBundle(signedPreKeyRecord, preKeyRecords, announce, wipe);
- }
- } else {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Bundle " + getOwnDeviceId() + " in PEP was current");
- if (wipe) {
- wipeOtherPepDevices();
- } else if (announce) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Announcing device " + getOwnDeviceId());
- publishOwnDeviceIdIfNeeded();
- }
- }
- } catch (InvalidKeyException e) {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Failed to publish bundle " + getOwnDeviceId() + ", reason: " + e.getMessage());
- }
- }
- });
- }
+ void registerDevices(Jid jid, @NonNull Set<Integer> deviceIds);
- private void publishDeviceBundle(SignedPreKeyRecord signedPreKeyRecord,
- Set<PreKeyRecord> preKeyRecords,
- final boolean announceAfter,
- final boolean wipe) {
- IqPacket publish = mXmppConnectionService.getIqGenerator().publishBundles(
- signedPreKeyRecord, axolotlStore.getIdentityKeyPair().getPublicKey(),
- preKeyRecords, getOwnDeviceId());
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ": Bundle " + getOwnDeviceId() + " in PEP not current. Publishing: " + publish);
- mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- if (packet.getType() == IqPacket.TYPE.RESULT) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Successfully published bundle. ");
- if (wipe) {
- wipeOtherPepDevices();
- } else if (announceAfter) {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Announcing device " + getOwnDeviceId());
- publishOwnDeviceIdIfNeeded();
- }
- } else {
- Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while publishing bundle: " + packet.findChild("error"));
- }
- }
- });
- }
+ void wipeOtherPepDevices();
- public boolean isContactAxolotlCapable(Contact contact) {
- Jid jid = contact.getJid().toBareJid();
- return hasAny(contact) ||
- (deviceIds.containsKey(jid) && !deviceIds.get(jid).isEmpty());
- }
+ void purgeKey(String fingerprint);
- public XmppAxolotlSession.Trust getFingerprintTrust(String fingerprint) {
- return axolotlStore.getFingerprintTrust(fingerprint);
- }
+ void publishOwnDeviceIdIfNeeded();
- public X509Certificate getFingerprintCertificate(String fingerprint) {
- return axolotlStore.getFingerprintCertificate(fingerprint);
- }
+ void publishOwnDeviceId(Set<Integer> deviceIds);
- public void setFingerprintTrust(String fingerprint, XmppAxolotlSession.Trust trust) {
- axolotlStore.setFingerprintTrust(fingerprint, trust);
- }
+ void publishDeviceVerificationAndBundle(SignedPreKeyRecord signedPreKeyRecord,
+ Set<PreKeyRecord> preKeyRecords,
+ boolean announceAfter,
+ boolean wipe);
- private void verifySessionWithPEP(final XmppAxolotlSession session) {
- Log.d(Config.LOGTAG, "trying to verify fresh session (" + session.getRemoteAddress().getName() + ") with pep");
- final AxolotlAddress address = session.getRemoteAddress();
- final IdentityKey identityKey = session.getIdentityKey();
- try {
- IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveVerificationForDevice(Jid.fromString(address.getName()), address.getDeviceId());
- mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- Pair<X509Certificate[],byte[]> verification = mXmppConnectionService.getIqParser().verification(packet);
- if (verification != null) {
- try {
- Signature verifier = Signature.getInstance("sha256WithRSA");
- verifier.initVerify(verification.first[0]);
- verifier.update(identityKey.serialize());
- if (verifier.verify(verification.second)) {
- try {
- mXmppConnectionService.getMemorizingTrustManager().getNonInteractive().checkClientTrusted(verification.first, "RSA");
- String fingerprint = session.getFingerprint();
- Log.d(Config.LOGTAG, "verified session with x.509 signature. fingerprint was: "+fingerprint);
- setFingerprintTrust(fingerprint, XmppAxolotlSession.Trust.TRUSTED_X509);
- axolotlStore.setFingerprintCertificate(fingerprint, verification.first[0]);
- fetchStatusMap.put(address, FetchStatus.SUCCESS_VERIFIED);
- Bundle information = CryptoHelper.extractCertificateInformation(verification.first[0]);
- try {
- final String cn = information.getString("subject_cn");
- final Jid jid = Jid.fromString(address.getName());
- Log.d(Config.LOGTAG,"setting common name for "+jid+" to "+cn);
- account.getRoster().getContact(jid).setCommonName(cn);
- } catch (final InvalidJidException ignored) {
- //ignored
- }
- finishBuildingSessionsFromPEP(address);
- return;
- } catch (Exception e) {
- Log.d(Config.LOGTAG,"could not verify certificate");
- }
- }
- } catch (Exception e) {
- Log.d(Config.LOGTAG, "error during verification " + e.getMessage());
- }
- } else {
- Log.d(Config.LOGTAG,"no verification found");
- }
- fetchStatusMap.put(address, FetchStatus.SUCCESS);
- finishBuildingSessionsFromPEP(address);
- }
- });
- } catch (InvalidJidException e) {
- fetchStatusMap.put(address, FetchStatus.SUCCESS);
- finishBuildingSessionsFromPEP(address);
- }
- }
+ void publishBundlesIfNeeded(boolean announce, boolean wipe);
- private void finishBuildingSessionsFromPEP(final AxolotlAddress address) {
- AxolotlAddress ownAddress = new AxolotlAddress(account.getJid().toBareJid().toString(), 0);
- if (!fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.PENDING)
- && !fetchStatusMap.getAll(address).containsValue(FetchStatus.PENDING)) {
- FetchStatus report = null;
- if (fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.SUCCESS_VERIFIED)
- | fetchStatusMap.getAll(address).containsValue(FetchStatus.SUCCESS_VERIFIED)) {
- report = FetchStatus.SUCCESS_VERIFIED;
- } else if (fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.ERROR)
- || fetchStatusMap.getAll(address).containsValue(FetchStatus.ERROR)) {
- report = FetchStatus.ERROR;
- }
- mXmppConnectionService.keyStatusUpdated(report);
- }
- }
+ boolean isContactAxolotlCapable(Contact contact);
- private void buildSessionFromPEP(final AxolotlAddress address) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Building new sesstion for " + address.toString());
- if (address.getDeviceId() == getOwnDeviceId()) {
- throw new AssertionError("We should NEVER build a session with ourselves. What happened here?!");
- }
-
- try {
- IqPacket bundlesPacket = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(
- Jid.fromString(address.getName()), address.getDeviceId());
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Retrieving bundle: " + bundlesPacket);
- mXmppConnectionService.sendIqPacket(account, bundlesPacket, new OnIqPacketReceived() {
-
- @Override
- public void onIqPacketReceived(Account account, IqPacket packet) {
- if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
- fetchStatusMap.put(address, FetchStatus.TIMEOUT);
- } else if (packet.getType() == IqPacket.TYPE.RESULT) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Received preKey IQ packet, processing...");
- final IqParser parser = mXmppConnectionService.getIqParser();
- final List<PreKeyBundle> preKeyBundleList = parser.preKeys(packet);
- final PreKeyBundle bundle = parser.bundle(packet);
- if (preKeyBundleList.isEmpty() || bundle == null) {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "preKey IQ packet invalid: " + packet);
- fetchStatusMap.put(address, FetchStatus.ERROR);
- finishBuildingSessionsFromPEP(address);
- return;
- }
- Random random = new Random();
- final PreKeyBundle preKey = preKeyBundleList.get(random.nextInt(preKeyBundleList.size()));
- if (preKey == null) {
- //should never happen
- fetchStatusMap.put(address, FetchStatus.ERROR);
- finishBuildingSessionsFromPEP(address);
- return;
- }
-
- final PreKeyBundle preKeyBundle = new PreKeyBundle(0, address.getDeviceId(),
- preKey.getPreKeyId(), preKey.getPreKey(),
- bundle.getSignedPreKeyId(), bundle.getSignedPreKey(),
- bundle.getSignedPreKeySignature(), bundle.getIdentityKey());
-
- try {
- SessionBuilder builder = new SessionBuilder(axolotlStore, address);
- builder.process(preKeyBundle);
- XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, bundle.getIdentityKey());
- sessions.put(address, session);
- if (Config.X509_VERIFICATION) {
- verifySessionWithPEP(session);
- } else {
- fetchStatusMap.put(address, FetchStatus.SUCCESS);
- finishBuildingSessionsFromPEP(address);
- }
- } catch (UntrustedIdentityException | InvalidKeyException e) {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Error building session for " + address + ": "
- + e.getClass().getName() + ", " + e.getMessage());
- fetchStatusMap.put(address, FetchStatus.ERROR);
- finishBuildingSessionsFromPEP(address);
- }
- } else {
- fetchStatusMap.put(address, FetchStatus.ERROR);
- Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while building session:" + packet.findChild("error"));
- finishBuildingSessionsFromPEP(address);
- }
- }
- });
- } catch (InvalidJidException e) {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Got address with invalid jid: " + address.getName());
- }
- }
+ XmppAxolotlSession.Trust getFingerprintTrust(String fingerprint);
- public Set<AxolotlAddress> findDevicesWithoutSession(final Conversation conversation) {
- return findDevicesWithoutSession(conversation.getContact().getJid().toBareJid());
- }
+ X509Certificate getFingerprintCertificate(String fingerprint);
- public Set<AxolotlAddress> findDevicesWithoutSession(final Jid contactJid) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Finding devices without session for " + contactJid);
- Set<AxolotlAddress> addresses = new HashSet<>();
- if (deviceIds.get(contactJid) != null) {
- for (Integer foreignId : this.deviceIds.get(contactJid)) {
- AxolotlAddress address = new AxolotlAddress(contactJid.toString(), foreignId);
- if (sessions.get(address) == null) {
- IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
- if (identityKey != null) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Already have session for " + address.toString() + ", adding to cache...");
- XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, identityKey);
- sessions.put(address, session);
- } else {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Found device " + contactJid + ":" + foreignId);
- if (fetchStatusMap.get(address) != FetchStatus.ERROR) {
- addresses.add(address);
- } else {
- Log.d(Config.LOGTAG,getLogprefix(account)+"skipping over "+address+" because it's broken");
- }
- }
- }
- }
- } else {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Have no target devices in PEP!");
- }
- if (deviceIds.get(account.getJid().toBareJid()) != null) {
- for (Integer ownId : this.deviceIds.get(account.getJid().toBareJid())) {
- AxolotlAddress address = new AxolotlAddress(account.getJid().toBareJid().toString(), ownId);
- if (sessions.get(address) == null) {
- IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
- if (identityKey != null) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Already have session for " + address.toString() + ", adding to cache...");
- XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, identityKey);
- sessions.put(address, session);
- } else {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Found device " + account.getJid().toBareJid() + ":" + ownId);
- if (fetchStatusMap.get(address) != FetchStatus.ERROR) {
- addresses.add(address);
- } else {
- Log.d(Config.LOGTAG,getLogprefix(account)+"skipping over "+address+" because it's broken");
- }
- }
- }
- }
- }
-
- return addresses;
- }
+ void setFingerprintTrust(String fingerprint, XmppAxolotlSession.Trust trust);
- public boolean createSessionsIfNeeded(final Conversation conversation) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Creating axolotl sessions if needed...");
- boolean newSessions = false;
- Set<AxolotlAddress> addresses = findDevicesWithoutSession(conversation);
- for (AxolotlAddress address : addresses) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Processing device: " + address.toString());
- FetchStatus status = fetchStatusMap.get(address);
- if (status == null || status == FetchStatus.TIMEOUT) {
- fetchStatusMap.put(address, FetchStatus.PENDING);
- this.buildSessionFromPEP(address);
- newSessions = true;
- } else if (status == FetchStatus.PENDING) {
- newSessions = true;
- } else {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Already fetching bundle for " + address.toString());
- }
- }
-
- return newSessions;
- }
+ Set<AxolotlAddress> findDevicesWithoutSession(Conversation conversation);
- public boolean trustedSessionVerified(final Conversation conversation) {
- Set<XmppAxolotlSession> sessions = findSessionsforContact(conversation.getContact());
- sessions.addAll(findOwnSessions());
- boolean verified = false;
- for(XmppAxolotlSession session : sessions) {
- if (session.getTrust().trusted()) {
- if (session.getTrust() == XmppAxolotlSession.Trust.TRUSTED_X509) {
- verified = true;
- } else {
- return false;
- }
- }
- }
- return verified;
- }
+ Set<AxolotlAddress> findDevicesWithoutSession(Jid contactJid);
- public boolean hasPendingKeyFetches(Account account, Contact contact) {
- AxolotlAddress ownAddress = new AxolotlAddress(account.getJid().toBareJid().toString(), 0);
- AxolotlAddress foreignAddress = new AxolotlAddress(contact.getJid().toBareJid().toString(), 0);
- return fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.PENDING)
- || fetchStatusMap.getAll(foreignAddress).containsValue(FetchStatus.PENDING);
+ boolean createSessionsIfNeeded(Conversation conversation);
- }
+ boolean trustedSessionVerified(Conversation conversation);
- @Nullable
- private XmppAxolotlMessage buildHeader(Contact contact) {
- final XmppAxolotlMessage axolotlMessage = new XmppAxolotlMessage(
- contact.getJid().toBareJid(), getOwnDeviceId());
-
- Set<XmppAxolotlSession> contactSessions = findSessionsforContact(contact);
- Set<XmppAxolotlSession> ownSessions = findOwnSessions();
- if (contactSessions.isEmpty()) {
- return null;
- }
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Building axolotl foreign keyElements...");
- for (XmppAxolotlSession session : contactSessions) {
- Log.v(Config.LOGTAG, AxolotlService.getLogprefix(account) + session.getRemoteAddress().toString());
- axolotlMessage.addDevice(session);
- }
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Building axolotl own keyElements...");
- for (XmppAxolotlSession session : ownSessions) {
- Log.v(Config.LOGTAG, AxolotlService.getLogprefix(account) + session.getRemoteAddress().toString());
- axolotlMessage.addDevice(session);
- }
-
- return axolotlMessage;
- }
+ boolean hasPendingKeyFetches(Account account, Contact contact);
@Nullable
- public XmppAxolotlMessage encrypt(Message message) {
- XmppAxolotlMessage axolotlMessage = buildHeader(message.getContact());
-
- if (axolotlMessage != null) {
- final String content;
- if (message.hasFileOnRemoteHost()) {
- content = message.getFileParams().url.toString();
- } else {
- content = message.getBody();
- }
- try {
- axolotlMessage.encrypt(content);
- } catch (CryptoFailedException e) {
- Log.w(Config.LOGTAG, getLogprefix(account) + "Failed to encrypt message: " + e.getMessage());
- return null;
- }
- }
-
- return axolotlMessage;
- }
-
- public void preparePayloadMessage(final Message message, final boolean delay) {
- executor.execute(new Runnable() {
- @Override
- public void run() {
- XmppAxolotlMessage axolotlMessage = encrypt(message);
- if (axolotlMessage == null) {
- mXmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
- //mXmppConnectionService.updateConversationUi();
- } else {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Generated message, caching: " + message.getUuid());
- messageCache.put(message.getUuid(), axolotlMessage);
- mXmppConnectionService.resendMessage(message, delay);
- }
- }
- });
- }
-
- public void prepareKeyTransportMessage(final Contact contact, final OnMessageCreatedCallback onMessageCreatedCallback) {
- executor.execute(new Runnable() {
- @Override
- public void run() {
- XmppAxolotlMessage axolotlMessage = buildHeader(contact);
- onMessageCreatedCallback.run(axolotlMessage);
- }
- });
- }
-
- public XmppAxolotlMessage fetchAxolotlMessageFromCache(Message message) {
- XmppAxolotlMessage axolotlMessage = messageCache.get(message.getUuid());
- if (axolotlMessage != null) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Cache hit: " + message.getUuid());
- messageCache.remove(message.getUuid());
- } else {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Cache miss: " + message.getUuid());
- }
- return axolotlMessage;
- }
+ XmppAxolotlMessage encrypt(Message message);
- private XmppAxolotlSession recreateUncachedSession(AxolotlAddress address) {
- IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
- return (identityKey != null)
- ? new XmppAxolotlSession(account, axolotlStore, address, identityKey)
- : null;
- }
+ void preparePayloadMessage(Message message, boolean delay);
- private XmppAxolotlSession getReceivingSession(XmppAxolotlMessage message) {
- AxolotlAddress senderAddress = new AxolotlAddress(message.getFrom().toString(),
- message.getSenderDeviceId());
- XmppAxolotlSession session = sessions.get(senderAddress);
- if (session == null) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Account: " + account.getJid() + " No axolotl session found while parsing received message " + message);
- session = recreateUncachedSession(senderAddress);
- if (session == null) {
- session = new XmppAxolotlSession(account, axolotlStore, senderAddress);
- }
- }
- return session;
- }
-
- public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceivingPayloadMessage(XmppAxolotlMessage message) {
- XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = null;
-
- XmppAxolotlSession session = getReceivingSession(message);
- try {
- plaintextMessage = message.decrypt(session, getOwnDeviceId());
- Integer preKeyId = session.getPreKeyId();
- if (preKeyId != null) {
- publishBundlesIfNeeded(false, false);
- session.resetPreKeyId();
- }
- } catch (CryptoFailedException e) {
- Log.w(Config.LOGTAG, getLogprefix(account) + "Failed to decrypt message: " + e.getMessage());
- }
-
- if (session.isFresh() && plaintextMessage != null) {
- putFreshSession(session);
- }
-
- return plaintextMessage;
- }
+ void prepareKeyTransportMessage(Contact contact, OnMessageCreatedCallback onMessageCreatedCallback);
- public XmppAxolotlMessage.XmppAxolotlKeyTransportMessage processReceivingKeyTransportMessage(XmppAxolotlMessage message) {
- XmppAxolotlMessage.XmppAxolotlKeyTransportMessage keyTransportMessage;
+ XmppAxolotlMessage fetchAxolotlMessageFromCache(Message message);
- XmppAxolotlSession session = getReceivingSession(message);
- keyTransportMessage = message.getParameters(session, getOwnDeviceId());
+ XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceivingPayloadMessage(XmppAxolotlMessage message);
- if (session.isFresh() && keyTransportMessage != null) {
- putFreshSession(session);
- }
-
- return keyTransportMessage;
- }
-
- private void putFreshSession(XmppAxolotlSession session) {
- Log.d(Config.LOGTAG,"put fresh session");
- sessions.put(session);
- if (Config.X509_VERIFICATION) {
- if (session.getIdentityKey() != null) {
- verifySessionWithPEP(session);
- } else {
- Log.e(Config.LOGTAG,account.getJid().toBareJid()+": identity key was empty after reloading for x509 verification");
- }
- }
- }
+ XmppAxolotlMessage.XmppAxolotlKeyTransportMessage processReceivingKeyTransportMessage(XmppAxolotlMessage message);
}
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceImpl.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceImpl.java
new file mode 100644
index 00000000..27d50dbb
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceImpl.java
@@ -0,0 +1,1022 @@
+package eu.siacs.conversations.crypto.axolotl;
+
+import android.os.Bundle;
+import android.security.KeyChain;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.util.Log;
+import android.util.Pair;
+
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
+import org.whispersystems.libaxolotl.AxolotlAddress;
+import org.whispersystems.libaxolotl.IdentityKey;
+import org.whispersystems.libaxolotl.IdentityKeyPair;
+import org.whispersystems.libaxolotl.InvalidKeyException;
+import org.whispersystems.libaxolotl.InvalidKeyIdException;
+import org.whispersystems.libaxolotl.SessionBuilder;
+import org.whispersystems.libaxolotl.UntrustedIdentityException;
+import org.whispersystems.libaxolotl.ecc.ECPublicKey;
+import org.whispersystems.libaxolotl.state.PreKeyBundle;
+import org.whispersystems.libaxolotl.state.PreKeyRecord;
+import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
+import org.whispersystems.libaxolotl.util.KeyHelper;
+
+import java.security.PrivateKey;
+import java.security.Security;
+import java.security.Signature;
+import java.security.cert.X509Certificate;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.Set;
+
+import eu.siacs.conversations.Config;
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Contact;
+import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.parser.IqParser;
+import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.utils.CryptoHelper;
+import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.OnAdvancedStreamFeaturesLoaded;
+import eu.siacs.conversations.xmpp.OnIqPacketReceived;
+import eu.siacs.conversations.xmpp.jid.InvalidJidException;
+import eu.siacs.conversations.xmpp.jid.Jid;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+public class AxolotlServiceImpl implements AxolotlService {
+
+ public static final int NUM_KEYS_TO_PUBLISH = 100;
+ public static final int publishTriesThreshold = 3;
+
+ private final Account account;
+ private final XmppConnectionService mXmppConnectionService;
+ private final SQLiteAxolotlStore axolotlStore;
+ private final SessionMap sessions;
+ private final Map<Jid, Set<Integer>> deviceIds;
+ private final Map<String, XmppAxolotlMessage> messageCache;
+ private final FetchStatusMap fetchStatusMap;
+ private final SerialSingleThreadExecutor executor;
+ private int numPublishTriesOnEmptyPep = 0;
+ private boolean pepBroken = false;
+
+ @Override
+ public void onAdvancedStreamFeaturesAvailable(Account account) {
+ if (account.getXmppConnection() != null && account.getXmppConnection().getFeatures().pep()) {
+ publishBundlesIfNeeded(true, false);
+ } else {
+ Log.d(Config.LOGTAG,account.getJid().toBareJid()+": skipping OMEMO initialization");
+ }
+ }
+
+ @Override
+ public boolean fetchMapHasErrors(Contact contact) {
+ Jid jid = contact.getJid().toBareJid();
+ if (deviceIds.get(jid) != null) {
+ for (Integer foreignId : this.deviceIds.get(jid)) {
+ AxolotlAddress address = new AxolotlAddress(jid.toString(), foreignId);
+ if (fetchStatusMap.getAll(address).containsValue(FetchStatus.ERROR)) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ private static class AxolotlAddressMap<T> {
+ protected Map<String, Map<Integer, T>> map;
+ protected final Object MAP_LOCK = new Object();
+
+ public AxolotlAddressMap() {
+ this.map = new HashMap<>();
+ }
+
+ public void put(AxolotlAddress address, T value) {
+ synchronized (MAP_LOCK) {
+ Map<Integer, T> devices = map.get(address.getName());
+ if (devices == null) {
+ devices = new HashMap<>();
+ map.put(address.getName(), devices);
+ }
+ devices.put(address.getDeviceId(), value);
+ }
+ }
+
+ public T get(AxolotlAddress address) {
+ synchronized (MAP_LOCK) {
+ Map<Integer, T> devices = map.get(address.getName());
+ if (devices == null) {
+ return null;
+ }
+ return devices.get(address.getDeviceId());
+ }
+ }
+
+ public Map<Integer, T> getAll(AxolotlAddress address) {
+ synchronized (MAP_LOCK) {
+ Map<Integer, T> devices = map.get(address.getName());
+ if (devices == null) {
+ return new HashMap<>();
+ }
+ return devices;
+ }
+ }
+
+ public boolean hasAny(AxolotlAddress address) {
+ synchronized (MAP_LOCK) {
+ Map<Integer, T> devices = map.get(address.getName());
+ return devices != null && !devices.isEmpty();
+ }
+ }
+
+ public void clear() {
+ map.clear();
+ }
+
+ }
+
+ private static class SessionMap extends AxolotlAddressMap<XmppAxolotlSession> {
+ private final XmppConnectionService xmppConnectionService;
+ private final Account account;
+
+ public SessionMap(XmppConnectionService service, SQLiteAxolotlStore store, Account account) {
+ super();
+ this.xmppConnectionService = service;
+ this.account = account;
+ this.fillMap(store);
+ }
+
+ private void putDevicesForJid(String bareJid, List<Integer> deviceIds, SQLiteAxolotlStore store) {
+ for (Integer deviceId : deviceIds) {
+ AxolotlAddress axolotlAddress = new AxolotlAddress(bareJid, deviceId);
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Building session for remote address: " + axolotlAddress.toString());
+ IdentityKey identityKey = store.loadSession(axolotlAddress).getSessionState().getRemoteIdentityKey();
+ if(Config.X509_VERIFICATION) {
+ X509Certificate certificate = store.getFingerprintCertificate(identityKey.getFingerprint().replaceAll("\\s", ""));
+ if (certificate != null) {
+ Bundle information = CryptoHelper.extractCertificateInformation(certificate);
+ try {
+ final String cn = information.getString("subject_cn");
+ final Jid jid = Jid.fromString(bareJid);
+ Log.d(Config.LOGTAG,"setting common name for "+jid+" to "+cn);
+ account.getRoster().getContact(jid).setCommonName(cn);
+ } catch (final InvalidJidException ignored) {
+ //ignored
+ }
+ }
+ }
+ this.put(axolotlAddress, new XmppAxolotlSession(account, store, axolotlAddress, identityKey));
+ }
+ }
+
+ private void fillMap(SQLiteAxolotlStore store) {
+ List<Integer> deviceIds = store.getSubDeviceSessions(account.getJid().toBareJid().toString());
+ putDevicesForJid(account.getJid().toBareJid().toString(), deviceIds, store);
+ for (Contact contact : account.getRoster().getContacts()) {
+ Jid bareJid = contact.getJid().toBareJid();
+ String address = bareJid.toString();
+ deviceIds = store.getSubDeviceSessions(address);
+ putDevicesForJid(address, deviceIds, store);
+ }
+
+ }
+
+ @Override
+ public void put(AxolotlAddress address, XmppAxolotlSession value) {
+ super.put(address, value);
+ value.setNotFresh();
+ xmppConnectionService.syncRosterToDisk(account);
+ }
+
+ public void put(XmppAxolotlSession session) {
+ this.put(session.getRemoteAddress(), session);
+ }
+ }
+
+ private static class FetchStatusMap extends AxolotlAddressMap<FetchStatus> {
+
+ }
+
+ public static String getLogprefix(Account account) {
+ return LOGPREFIX + " (" + account.getJid().toBareJid().toString() + "): ";
+ }
+
+ public AxolotlServiceImpl(Account account, XmppConnectionService connectionService) {
+ if (Security.getProvider("BC") == null) {
+ Security.addProvider(new BouncyCastleProvider());
+ }
+ this.mXmppConnectionService = connectionService;
+ this.account = account;
+ this.axolotlStore = new SQLiteAxolotlStore(this.account, this.mXmppConnectionService);
+ this.deviceIds = new HashMap<>();
+ this.messageCache = new HashMap<>();
+ this.sessions = new SessionMap(mXmppConnectionService, axolotlStore, account);
+ this.fetchStatusMap = new FetchStatusMap();
+ this.executor = new SerialSingleThreadExecutor();
+ }
+
+ @Override
+ public String getOwnFingerprint() {
+ return axolotlStore.getIdentityKeyPair().getPublicKey().getFingerprint().replaceAll("\\s", "");
+ }
+
+ @Override
+ public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust) {
+ return axolotlStore.getContactKeysWithTrust(account.getJid().toBareJid().toString(), trust);
+ }
+
+ @Override
+ public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust, Contact contact) {
+ return axolotlStore.getContactKeysWithTrust(contact.getJid().toBareJid().toString(), trust);
+ }
+
+ @Override
+ public long getNumTrustedKeys(Contact contact) {
+ return axolotlStore.getContactNumTrustedKeys(contact.getJid().toBareJid().toString());
+ }
+
+ private AxolotlAddress getAddressForJid(Jid jid) {
+ return new AxolotlAddress(jid.toString(), 0);
+ }
+
+ private Set<XmppAxolotlSession> findOwnSessions() {
+ AxolotlAddress ownAddress = getAddressForJid(account.getJid().toBareJid());
+ return new HashSet<>(this.sessions.getAll(ownAddress).values());
+ }
+
+ private Set<XmppAxolotlSession> findSessionsforContact(Contact contact) {
+ AxolotlAddress contactAddress = getAddressForJid(contact.getJid());
+ return new HashSet<>(this.sessions.getAll(contactAddress).values());
+ }
+
+ @Override
+ public Set<String> getFingerprintsForOwnSessions() {
+ Set<String> fingerprints = new HashSet<>();
+ for (XmppAxolotlSession session : findOwnSessions()) {
+ fingerprints.add(session.getFingerprint());
+ }
+ return fingerprints;
+ }
+
+ @Override
+ public Set<String> getFingerprintsForContact(final Contact contact) {
+ Set<String> fingerprints = new HashSet<>();
+ for (XmppAxolotlSession session : findSessionsforContact(contact)) {
+ fingerprints.add(session.getFingerprint());
+ }
+ return fingerprints;
+ }
+
+ private boolean hasAny(Contact contact) {
+ AxolotlAddress contactAddress = getAddressForJid(contact.getJid());
+ return sessions.hasAny(contactAddress);
+ }
+
+ @Override
+ public boolean isPepBroken() {
+ return this.pepBroken;
+ }
+
+ @Override
+ public void regenerateKeys(boolean wipeOther) {
+ axolotlStore.regenerate();
+ sessions.clear();
+ fetchStatusMap.clear();
+ publishBundlesIfNeeded(true, wipeOther);
+ }
+
+ @Override
+ public int getOwnDeviceId() {
+ return axolotlStore.getLocalRegistrationId();
+ }
+
+ @Override
+ public Set<Integer> getOwnDeviceIds() {
+ return this.deviceIds.get(account.getJid().toBareJid());
+ }
+
+ private void setTrustOnSessions(final Jid jid, @NonNull final Set<Integer> deviceIds,
+ final XmppAxolotlSession.Trust from,
+ final XmppAxolotlSession.Trust to) {
+ for (Integer deviceId : deviceIds) {
+ AxolotlAddress address = new AxolotlAddress(jid.toBareJid().toString(), deviceId);
+ XmppAxolotlSession session = sessions.get(address);
+ if (session != null && session.getFingerprint() != null
+ && session.getTrust() == from) {
+ session.setTrust(to);
+ }
+ }
+ }
+
+ @Override
+ public void registerDevices(final Jid jid, @NonNull final Set<Integer> deviceIds) {
+ if (jid.toBareJid().equals(account.getJid().toBareJid())) {
+ if (!deviceIds.isEmpty()) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Received non-empty own device list. Resetting publish attemps and pepBroken status.");
+ pepBroken = false;
+ numPublishTriesOnEmptyPep = 0;
+ }
+ if (deviceIds.contains(getOwnDeviceId())) {
+ deviceIds.remove(getOwnDeviceId());
+ } else {
+ publishOwnDeviceId(deviceIds);
+ }
+ for (Integer deviceId : deviceIds) {
+ AxolotlAddress ownDeviceAddress = new AxolotlAddress(jid.toBareJid().toString(), deviceId);
+ if (sessions.get(ownDeviceAddress) == null) {
+ buildSessionFromPEP(ownDeviceAddress);
+ }
+ }
+ }
+ Set<Integer> expiredDevices = new HashSet<>(axolotlStore.getSubDeviceSessions(jid.toBareJid().toString()));
+ expiredDevices.removeAll(deviceIds);
+ setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.TRUSTED,
+ XmppAxolotlSession.Trust.INACTIVE_TRUSTED);
+ setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.TRUSTED_X509,
+ XmppAxolotlSession.Trust.INACTIVE_TRUSTED_X509);
+ setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.UNDECIDED,
+ XmppAxolotlSession.Trust.INACTIVE_UNDECIDED);
+ setTrustOnSessions(jid, expiredDevices, XmppAxolotlSession.Trust.UNTRUSTED,
+ XmppAxolotlSession.Trust.INACTIVE_UNTRUSTED);
+ Set<Integer> newDevices = new HashSet<>(deviceIds);
+ setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_TRUSTED,
+ XmppAxolotlSession.Trust.TRUSTED);
+ setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_TRUSTED_X509,
+ XmppAxolotlSession.Trust.TRUSTED_X509);
+ setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_UNDECIDED,
+ XmppAxolotlSession.Trust.UNDECIDED);
+ setTrustOnSessions(jid, newDevices, XmppAxolotlSession.Trust.INACTIVE_UNTRUSTED,
+ XmppAxolotlSession.Trust.UNTRUSTED);
+ this.deviceIds.put(jid, deviceIds);
+ mXmppConnectionService.keyStatusUpdated(null);
+ }
+
+ @Override
+ public void wipeOtherPepDevices() {
+ if (pepBroken) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "wipeOtherPepDevices called, but PEP is broken. Ignoring... ");
+ return;
+ }
+ Set<Integer> deviceIds = new HashSet<>();
+ deviceIds.add(getOwnDeviceId());
+ IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIds);
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Wiping all other devices from Pep:" + publish);
+ mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ // TODO: implement this!
+ }
+ });
+ }
+
+ @Override
+ public void purgeKey(final String fingerprint) {
+ axolotlStore.setFingerprintTrust(fingerprint.replaceAll("\\s", ""), XmppAxolotlSession.Trust.COMPROMISED);
+ }
+
+ @Override
+ public void publishOwnDeviceIdIfNeeded() {
+ if (pepBroken) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "publishOwnDeviceIdIfNeeded called, but PEP is broken. Ignoring... ");
+ return;
+ }
+ IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveDeviceIds(account.getJid().toBareJid());
+ mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Timeout received while retrieving own Device Ids.");
+ } else {
+ Element item = mXmppConnectionService.getIqParser().getItem(packet);
+ Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
+ if (!deviceIds.contains(getOwnDeviceId())) {
+ publishOwnDeviceId(deviceIds);
+ }
+ }
+ }
+ });
+ }
+
+ @Override
+ public void publishOwnDeviceId(Set<Integer> deviceIds) {
+ Set<Integer> deviceIdsCopy = new HashSet<>(deviceIds);
+ if (!deviceIdsCopy.contains(getOwnDeviceId())) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Own device " + getOwnDeviceId() + " not in PEP devicelist.");
+ if (deviceIdsCopy.isEmpty()) {
+ if (numPublishTriesOnEmptyPep >= publishTriesThreshold) {
+ Log.w(Config.LOGTAG, getLogprefix(account) + "Own device publish attempt threshold exceeded, aborting...");
+ pepBroken = true;
+ return;
+ } else {
+ numPublishTriesOnEmptyPep++;
+ Log.w(Config.LOGTAG, getLogprefix(account) + "Own device list empty, attempting to publish (try " + numPublishTriesOnEmptyPep + ")");
+ }
+ } else {
+ numPublishTriesOnEmptyPep = 0;
+ }
+ deviceIdsCopy.add(getOwnDeviceId());
+ IqPacket publish = mXmppConnectionService.getIqGenerator().publishDeviceIds(deviceIdsCopy);
+ mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ if (packet.getType() != IqPacket.TYPE.RESULT) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while publishing own device id" + packet.findChild("error"));
+ }
+ }
+ });
+ }
+ }
+
+ @Override
+ public void publishDeviceVerificationAndBundle(final SignedPreKeyRecord signedPreKeyRecord,
+ final Set<PreKeyRecord> preKeyRecords,
+ final boolean announceAfter,
+ final boolean wipe) {
+ try {
+ IdentityKey axolotlPublicKey = axolotlStore.getIdentityKeyPair().getPublicKey();
+ PrivateKey x509PrivateKey = KeyChain.getPrivateKey(mXmppConnectionService, account.getPrivateKeyAlias());
+ X509Certificate[] chain = KeyChain.getCertificateChain(mXmppConnectionService, account.getPrivateKeyAlias());
+ Signature verifier = Signature.getInstance("sha256WithRSA");
+ verifier.initSign(x509PrivateKey,mXmppConnectionService.getRNG());
+ verifier.update(axolotlPublicKey.serialize());
+ byte[] signature = verifier.sign();
+ IqPacket packet = mXmppConnectionService.getIqGenerator().publishVerification(signature, chain, getOwnDeviceId());
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + ": publish verification for device "+getOwnDeviceId());
+ mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ publishDeviceBundle(signedPreKeyRecord, preKeyRecords, announceAfter, wipe);
+ }
+ });
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ @Override
+ public void publishBundlesIfNeeded(final boolean announce, final boolean wipe) {
+ if (pepBroken) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "publishBundlesIfNeeded called, but PEP is broken. Ignoring... ");
+ return;
+ }
+ IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(account.getJid().toBareJid(), getOwnDeviceId());
+ mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+
+ if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
+ return; //ignore timeout. do nothing
+ }
+
+ if (packet.getType() == IqPacket.TYPE.ERROR) {
+ Element error = packet.findChild("error");
+ if (error == null || !error.hasChild("item-not-found")) {
+ pepBroken = true;
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "request for device bundles came back with something other than item-not-found" + packet);
+ return;
+ }
+ }
+
+ PreKeyBundle bundle = mXmppConnectionService.getIqParser().bundle(packet);
+ Map<Integer, ECPublicKey> keys = mXmppConnectionService.getIqParser().preKeyPublics(packet);
+ boolean flush = false;
+ if (bundle == null) {
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Received invalid bundle:" + packet);
+ bundle = new PreKeyBundle(-1, -1, -1, null, -1, null, null, null);
+ flush = true;
+ }
+ if (keys == null) {
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Received invalid prekeys:" + packet);
+ }
+ try {
+ boolean changed = false;
+ // Validate IdentityKey
+ IdentityKeyPair identityKeyPair = axolotlStore.getIdentityKeyPair();
+ if (flush || !identityKeyPair.getPublicKey().equals(bundle.getIdentityKey())) {
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Adding own IdentityKey " + identityKeyPair.getPublicKey() + " to PEP.");
+ changed = true;
+ }
+
+ // Validate signedPreKeyRecord + ID
+ SignedPreKeyRecord signedPreKeyRecord;
+ int numSignedPreKeys = axolotlStore.loadSignedPreKeys().size();
+ try {
+ signedPreKeyRecord = axolotlStore.loadSignedPreKey(bundle.getSignedPreKeyId());
+ if (flush
+ || !bundle.getSignedPreKey().equals(signedPreKeyRecord.getKeyPair().getPublicKey())
+ || !Arrays.equals(bundle.getSignedPreKeySignature(), signedPreKeyRecord.getSignature())) {
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
+ signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
+ axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
+ changed = true;
+ }
+ } catch (InvalidKeyIdException e) {
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Adding new signedPreKey with ID " + (numSignedPreKeys + 1) + " to PEP.");
+ signedPreKeyRecord = KeyHelper.generateSignedPreKey(identityKeyPair, numSignedPreKeys + 1);
+ axolotlStore.storeSignedPreKey(signedPreKeyRecord.getId(), signedPreKeyRecord);
+ changed = true;
+ }
+
+ // Validate PreKeys
+ Set<PreKeyRecord> preKeyRecords = new HashSet<>();
+ if (keys != null) {
+ for (Integer id : keys.keySet()) {
+ try {
+ PreKeyRecord preKeyRecord = axolotlStore.loadPreKey(id);
+ if (preKeyRecord.getKeyPair().getPublicKey().equals(keys.get(id))) {
+ preKeyRecords.add(preKeyRecord);
+ }
+ } catch (InvalidKeyIdException ignored) {
+ }
+ }
+ }
+ int newKeys = NUM_KEYS_TO_PUBLISH - preKeyRecords.size();
+ if (newKeys > 0) {
+ List<PreKeyRecord> newRecords = KeyHelper.generatePreKeys(
+ axolotlStore.getCurrentPreKeyId() + 1, newKeys);
+ preKeyRecords.addAll(newRecords);
+ for (PreKeyRecord record : newRecords) {
+ axolotlStore.storePreKey(record.getId(), record);
+ }
+ changed = true;
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Adding " + newKeys + " new preKeys to PEP.");
+ }
+
+
+ if (changed) {
+ if (account.getPrivateKeyAlias() != null && Config.X509_VERIFICATION) {
+ mXmppConnectionService.publishDisplayName(account);
+ publishDeviceVerificationAndBundle(signedPreKeyRecord, preKeyRecords, announce, wipe);
+ } else {
+ publishDeviceBundle(signedPreKeyRecord, preKeyRecords, announce, wipe);
+ }
+ } else {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Bundle " + getOwnDeviceId() + " in PEP was current");
+ if (wipe) {
+ wipeOtherPepDevices();
+ } else if (announce) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Announcing device " + getOwnDeviceId());
+ publishOwnDeviceIdIfNeeded();
+ }
+ }
+ } catch (InvalidKeyException e) {
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Failed to publish bundle " + getOwnDeviceId() + ", reason: " + e.getMessage());
+ }
+ }
+ });
+ }
+
+ private void publishDeviceBundle(SignedPreKeyRecord signedPreKeyRecord,
+ Set<PreKeyRecord> preKeyRecords,
+ final boolean announceAfter,
+ final boolean wipe) {
+ IqPacket publish = mXmppConnectionService.getIqGenerator().publishBundles(
+ signedPreKeyRecord, axolotlStore.getIdentityKeyPair().getPublicKey(),
+ preKeyRecords, getOwnDeviceId());
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + ": Bundle " + getOwnDeviceId() + " in PEP not current. Publishing: " + publish);
+ mXmppConnectionService.sendIqPacket(account, publish, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ if (packet.getType() == IqPacket.TYPE.RESULT) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Successfully published bundle. ");
+ if (wipe) {
+ wipeOtherPepDevices();
+ } else if (announceAfter) {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Announcing device " + getOwnDeviceId());
+ publishOwnDeviceIdIfNeeded();
+ }
+ } else {
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while publishing bundle: " + packet.findChild("error"));
+ }
+ }
+ });
+ }
+
+ @Override
+ public boolean isContactAxolotlCapable(Contact contact) {
+ Jid jid = contact.getJid().toBareJid();
+ return hasAny(contact) ||
+ (deviceIds.containsKey(jid) && !deviceIds.get(jid).isEmpty());
+ }
+
+ @Override
+ public XmppAxolotlSession.Trust getFingerprintTrust(String fingerprint) {
+ return axolotlStore.getFingerprintTrust(fingerprint);
+ }
+
+ @Override
+ public X509Certificate getFingerprintCertificate(String fingerprint) {
+ return axolotlStore.getFingerprintCertificate(fingerprint);
+ }
+
+ @Override
+ public void setFingerprintTrust(String fingerprint, XmppAxolotlSession.Trust trust) {
+ axolotlStore.setFingerprintTrust(fingerprint, trust);
+ }
+
+ private void verifySessionWithPEP(final XmppAxolotlSession session) {
+ Log.d(Config.LOGTAG, "trying to verify fresh session (" + session.getRemoteAddress().getName() + ") with pep");
+ final AxolotlAddress address = session.getRemoteAddress();
+ final IdentityKey identityKey = session.getIdentityKey();
+ try {
+ IqPacket packet = mXmppConnectionService.getIqGenerator().retrieveVerificationForDevice(Jid.fromString(address.getName()), address.getDeviceId());
+ mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ Pair<X509Certificate[],byte[]> verification = mXmppConnectionService.getIqParser().verification(packet);
+ if (verification != null) {
+ try {
+ Signature verifier = Signature.getInstance("sha256WithRSA");
+ verifier.initVerify(verification.first[0]);
+ verifier.update(identityKey.serialize());
+ if (verifier.verify(verification.second)) {
+ try {
+ mXmppConnectionService.getMemorizingTrustManager().getNonInteractive().checkClientTrusted(verification.first, "RSA");
+ String fingerprint = session.getFingerprint();
+ Log.d(Config.LOGTAG, "verified session with x.509 signature. fingerprint was: "+fingerprint);
+ setFingerprintTrust(fingerprint, XmppAxolotlSession.Trust.TRUSTED_X509);
+ axolotlStore.setFingerprintCertificate(fingerprint, verification.first[0]);
+ fetchStatusMap.put(address, FetchStatus.SUCCESS_VERIFIED);
+ Bundle information = CryptoHelper.extractCertificateInformation(verification.first[0]);
+ try {
+ final String cn = information.getString("subject_cn");
+ final Jid jid = Jid.fromString(address.getName());
+ Log.d(Config.LOGTAG,"setting common name for "+jid+" to "+cn);
+ account.getRoster().getContact(jid).setCommonName(cn);
+ } catch (final InvalidJidException ignored) {
+ //ignored
+ }
+ finishBuildingSessionsFromPEP(address);
+ return;
+ } catch (Exception e) {
+ Log.d(Config.LOGTAG,"could not verify certificate");
+ }
+ }
+ } catch (Exception e) {
+ Log.d(Config.LOGTAG, "error during verification " + e.getMessage());
+ }
+ } else {
+ Log.d(Config.LOGTAG,"no verification found");
+ }
+ fetchStatusMap.put(address, FetchStatus.SUCCESS);
+ finishBuildingSessionsFromPEP(address);
+ }
+ });
+ } catch (InvalidJidException e) {
+ fetchStatusMap.put(address, FetchStatus.SUCCESS);
+ finishBuildingSessionsFromPEP(address);
+ }
+ }
+
+ private void finishBuildingSessionsFromPEP(final AxolotlAddress address) {
+ AxolotlAddress ownAddress = new AxolotlAddress(account.getJid().toBareJid().toString(), 0);
+ if (!fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.PENDING)
+ && !fetchStatusMap.getAll(address).containsValue(FetchStatus.PENDING)) {
+ FetchStatus report = null;
+ if (fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.SUCCESS_VERIFIED)
+ | fetchStatusMap.getAll(address).containsValue(FetchStatus.SUCCESS_VERIFIED)) {
+ report = FetchStatus.SUCCESS_VERIFIED;
+ } else if (fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.ERROR)
+ || fetchStatusMap.getAll(address).containsValue(FetchStatus.ERROR)) {
+ report = FetchStatus.ERROR;
+ }
+ mXmppConnectionService.keyStatusUpdated(report);
+ }
+ }
+
+ private void buildSessionFromPEP(final AxolotlAddress address) {
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Building new sesstion for " + address.toString());
+ if (address.getDeviceId() == getOwnDeviceId()) {
+ throw new AssertionError("We should NEVER build a session with ourselves. What happened here?!");
+ }
+
+ try {
+ IqPacket bundlesPacket = mXmppConnectionService.getIqGenerator().retrieveBundlesForDevice(
+ Jid.fromString(address.getName()), address.getDeviceId());
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Retrieving bundle: " + bundlesPacket);
+ mXmppConnectionService.sendIqPacket(account, bundlesPacket, new OnIqPacketReceived() {
+
+ @Override
+ public void onIqPacketReceived(Account account, IqPacket packet) {
+ if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
+ fetchStatusMap.put(address, FetchStatus.TIMEOUT);
+ } else if (packet.getType() == IqPacket.TYPE.RESULT) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Received preKey IQ packet, processing...");
+ final IqParser parser = mXmppConnectionService.getIqParser();
+ final List<PreKeyBundle> preKeyBundleList = parser.preKeys(packet);
+ final PreKeyBundle bundle = parser.bundle(packet);
+ if (preKeyBundleList.isEmpty() || bundle == null) {
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "preKey IQ packet invalid: " + packet);
+ fetchStatusMap.put(address, FetchStatus.ERROR);
+ finishBuildingSessionsFromPEP(address);
+ return;
+ }
+ Random random = new Random();
+ final PreKeyBundle preKey = preKeyBundleList.get(random.nextInt(preKeyBundleList.size()));
+ if (preKey == null) {
+ //should never happen
+ fetchStatusMap.put(address, FetchStatus.ERROR);
+ finishBuildingSessionsFromPEP(address);
+ return;
+ }
+
+ final PreKeyBundle preKeyBundle = new PreKeyBundle(0, address.getDeviceId(),
+ preKey.getPreKeyId(), preKey.getPreKey(),
+ bundle.getSignedPreKeyId(), bundle.getSignedPreKey(),
+ bundle.getSignedPreKeySignature(), bundle.getIdentityKey());
+
+ try {
+ SessionBuilder builder = new SessionBuilder(axolotlStore, address);
+ builder.process(preKeyBundle);
+ XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, bundle.getIdentityKey());
+ sessions.put(address, session);
+ if (Config.X509_VERIFICATION) {
+ verifySessionWithPEP(session);
+ } else {
+ fetchStatusMap.put(address, FetchStatus.SUCCESS);
+ finishBuildingSessionsFromPEP(address);
+ }
+ } catch (UntrustedIdentityException | InvalidKeyException e) {
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Error building session for " + address + ": "
+ + e.getClass().getName() + ", " + e.getMessage());
+ fetchStatusMap.put(address, FetchStatus.ERROR);
+ finishBuildingSessionsFromPEP(address);
+ }
+ } else {
+ fetchStatusMap.put(address, FetchStatus.ERROR);
+ Log.d(Config.LOGTAG, getLogprefix(account) + "Error received while building session:" + packet.findChild("error"));
+ finishBuildingSessionsFromPEP(address);
+ }
+ }
+ });
+ } catch (InvalidJidException e) {
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Got address with invalid jid: " + address.getName());
+ }
+ }
+
+ @Override
+ public Set<AxolotlAddress> findDevicesWithoutSession(final Conversation conversation) {
+ return findDevicesWithoutSession(conversation.getContact().getJid().toBareJid());
+ }
+
+ @Override
+ public Set<AxolotlAddress> findDevicesWithoutSession(final Jid contactJid) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Finding devices without session for " + contactJid);
+ Set<AxolotlAddress> addresses = new HashSet<>();
+ if (deviceIds.get(contactJid) != null) {
+ for (Integer foreignId : this.deviceIds.get(contactJid)) {
+ AxolotlAddress address = new AxolotlAddress(contactJid.toString(), foreignId);
+ if (sessions.get(address) == null) {
+ IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
+ if (identityKey != null) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Already have session for " + address.toString() + ", adding to cache...");
+ XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, identityKey);
+ sessions.put(address, session);
+ } else {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Found device " + contactJid + ":" + foreignId);
+ if (fetchStatusMap.get(address) != FetchStatus.ERROR) {
+ addresses.add(address);
+ } else {
+ Log.d(Config.LOGTAG,getLogprefix(account)+"skipping over "+address+" because it's broken");
+ }
+ }
+ }
+ }
+ } else {
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Have no target devices in PEP!");
+ }
+ if (deviceIds.get(account.getJid().toBareJid()) != null) {
+ for (Integer ownId : this.deviceIds.get(account.getJid().toBareJid())) {
+ AxolotlAddress address = new AxolotlAddress(account.getJid().toBareJid().toString(), ownId);
+ if (sessions.get(address) == null) {
+ IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
+ if (identityKey != null) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Already have session for " + address.toString() + ", adding to cache...");
+ XmppAxolotlSession session = new XmppAxolotlSession(account, axolotlStore, address, identityKey);
+ sessions.put(address, session);
+ } else {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Found device " + account.getJid().toBareJid() + ":" + ownId);
+ if (fetchStatusMap.get(address) != FetchStatus.ERROR) {
+ addresses.add(address);
+ } else {
+ Log.d(Config.LOGTAG,getLogprefix(account)+"skipping over "+address+" because it's broken");
+ }
+ }
+ }
+ }
+ }
+
+ return addresses;
+ }
+
+ @Override
+ public boolean createSessionsIfNeeded(final Conversation conversation) {
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Creating axolotl sessions if needed...");
+ boolean newSessions = false;
+ Set<AxolotlAddress> addresses = findDevicesWithoutSession(conversation);
+ for (AxolotlAddress address : addresses) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Processing device: " + address.toString());
+ FetchStatus status = fetchStatusMap.get(address);
+ if (status == null || status == FetchStatus.TIMEOUT) {
+ fetchStatusMap.put(address, FetchStatus.PENDING);
+ this.buildSessionFromPEP(address);
+ newSessions = true;
+ } else if (status == FetchStatus.PENDING) {
+ newSessions = true;
+ } else {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Already fetching bundle for " + address.toString());
+ }
+ }
+
+ return newSessions;
+ }
+
+ @Override
+ public boolean trustedSessionVerified(final Conversation conversation) {
+ Set<XmppAxolotlSession> sessions = findSessionsforContact(conversation.getContact());
+ sessions.addAll(findOwnSessions());
+ boolean verified = false;
+ for(XmppAxolotlSession session : sessions) {
+ if (session.getTrust().trusted()) {
+ if (session.getTrust() == XmppAxolotlSession.Trust.TRUSTED_X509) {
+ verified = true;
+ } else {
+ return false;
+ }
+ }
+ }
+ return verified;
+ }
+
+ @Override
+ public boolean hasPendingKeyFetches(Account account, Contact contact) {
+ AxolotlAddress ownAddress = new AxolotlAddress(account.getJid().toBareJid().toString(), 0);
+ AxolotlAddress foreignAddress = new AxolotlAddress(contact.getJid().toBareJid().toString(), 0);
+ return fetchStatusMap.getAll(ownAddress).containsValue(FetchStatus.PENDING)
+ || fetchStatusMap.getAll(foreignAddress).containsValue(FetchStatus.PENDING);
+
+ }
+
+ @Nullable
+ private XmppAxolotlMessage buildHeader(Contact contact) {
+ final XmppAxolotlMessage axolotlMessage = new XmppAxolotlMessage(
+ contact.getJid().toBareJid(), getOwnDeviceId());
+
+ Set<XmppAxolotlSession> contactSessions = findSessionsforContact(contact);
+ Set<XmppAxolotlSession> ownSessions = findOwnSessions();
+ if (contactSessions.isEmpty()) {
+ return null;
+ }
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Building axolotl foreign keyElements...");
+ for (XmppAxolotlSession session : contactSessions) {
+ Log.v(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + session.getRemoteAddress().toString());
+ axolotlMessage.addDevice(session);
+ }
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Building axolotl own keyElements...");
+ for (XmppAxolotlSession session : ownSessions) {
+ Log.v(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + session.getRemoteAddress().toString());
+ axolotlMessage.addDevice(session);
+ }
+
+ return axolotlMessage;
+ }
+
+ @Override
+ @Nullable
+ public XmppAxolotlMessage encrypt(Message message) {
+ XmppAxolotlMessage axolotlMessage = buildHeader(message.getContact());
+
+ if (axolotlMessage != null) {
+ final String content;
+ if (message.hasFileOnRemoteHost()) {
+ content = message.getFileParams().url.toString();
+ } else {
+ content = message.getBody();
+ }
+ try {
+ axolotlMessage.encrypt(content);
+ } catch (CryptoFailedException e) {
+ Log.w(Config.LOGTAG, getLogprefix(account) + "Failed to encrypt message: " + e.getMessage());
+ return null;
+ }
+ }
+
+ return axolotlMessage;
+ }
+
+ @Override
+ public void preparePayloadMessage(final Message message, final boolean delay) {
+ executor.execute(new Runnable() {
+ @Override
+ public void run() {
+ XmppAxolotlMessage axolotlMessage = encrypt(message);
+ if (axolotlMessage == null) {
+ mXmppConnectionService.markMessage(message, Message.STATUS_SEND_FAILED);
+ //mXmppConnectionService.updateConversationUi();
+ } else {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Generated message, caching: " + message.getUuid());
+ messageCache.put(message.getUuid(), axolotlMessage);
+ mXmppConnectionService.resendMessage(message, delay);
+ }
+ }
+ });
+ }
+
+ @Override
+ public void prepareKeyTransportMessage(final Contact contact, final OnMessageCreatedCallback onMessageCreatedCallback) {
+ executor.execute(new Runnable() {
+ @Override
+ public void run() {
+ XmppAxolotlMessage axolotlMessage = buildHeader(contact);
+ onMessageCreatedCallback.run(axolotlMessage);
+ }
+ });
+ }
+
+ @Override
+ public XmppAxolotlMessage fetchAxolotlMessageFromCache(Message message) {
+ XmppAxolotlMessage axolotlMessage = messageCache.get(message.getUuid());
+ if (axolotlMessage != null) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Cache hit: " + message.getUuid());
+ messageCache.remove(message.getUuid());
+ } else {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Cache miss: " + message.getUuid());
+ }
+ return axolotlMessage;
+ }
+
+ private XmppAxolotlSession recreateUncachedSession(AxolotlAddress address) {
+ IdentityKey identityKey = axolotlStore.loadSession(address).getSessionState().getRemoteIdentityKey();
+ return (identityKey != null)
+ ? new XmppAxolotlSession(account, axolotlStore, address, identityKey)
+ : null;
+ }
+
+ private XmppAxolotlSession getReceivingSession(XmppAxolotlMessage message) {
+ AxolotlAddress senderAddress = new AxolotlAddress(message.getFrom().toString(),
+ message.getSenderDeviceId());
+ XmppAxolotlSession session = sessions.get(senderAddress);
+ if (session == null) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Account: " + account.getJid() + " No axolotl session found while parsing received message " + message);
+ session = recreateUncachedSession(senderAddress);
+ if (session == null) {
+ session = new XmppAxolotlSession(account, axolotlStore, senderAddress);
+ }
+ }
+ return session;
+ }
+
+ @Override
+ public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceivingPayloadMessage(XmppAxolotlMessage message) {
+ XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = null;
+
+ XmppAxolotlSession session = getReceivingSession(message);
+ try {
+ plaintextMessage = message.decrypt(session, getOwnDeviceId());
+ Integer preKeyId = session.getPreKeyId();
+ if (preKeyId != null) {
+ publishBundlesIfNeeded(false, false);
+ session.resetPreKeyId();
+ }
+ } catch (CryptoFailedException e) {
+ Log.w(Config.LOGTAG, getLogprefix(account) + "Failed to decrypt message: " + e.getMessage());
+ }
+
+ if (session.isFresh() && plaintextMessage != null) {
+ putFreshSession(session);
+ }
+
+ return plaintextMessage;
+ }
+
+ @Override
+ public XmppAxolotlMessage.XmppAxolotlKeyTransportMessage processReceivingKeyTransportMessage(XmppAxolotlMessage message) {
+ XmppAxolotlMessage.XmppAxolotlKeyTransportMessage keyTransportMessage;
+
+ XmppAxolotlSession session = getReceivingSession(message);
+ keyTransportMessage = message.getParameters(session, getOwnDeviceId());
+
+ if (session.isFresh() && keyTransportMessage != null) {
+ putFreshSession(session);
+ }
+
+ return keyTransportMessage;
+ }
+
+ private void putFreshSession(XmppAxolotlSession session) {
+ Log.d(Config.LOGTAG,"put fresh session");
+ sessions.put(session);
+ if (Config.X509_VERIFICATION) {
+ if (session.getIdentityKey() != null) {
+ verifySessionWithPEP(session);
+ } else {
+ Log.e(Config.LOGTAG,account.getJid().toBareJid()+": identity key was empty after reloading for x509 verification");
+ }
+ }
+ }
+}
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceStub.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceStub.java
new file mode 100644
index 00000000..42777b75
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/AxolotlServiceStub.java
@@ -0,0 +1,196 @@
+package eu.siacs.conversations.crypto.axolotl;
+
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import org.whispersystems.libaxolotl.AxolotlAddress;
+import org.whispersystems.libaxolotl.IdentityKey;
+import org.whispersystems.libaxolotl.state.PreKeyRecord;
+import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
+
+import java.security.cert.X509Certificate;
+import java.util.Collections;
+import java.util.Set;
+
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Contact;
+import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.xmpp.jid.Jid;
+
+/**
+ * Axolotl Service Stub implementation to avoid axolotl usage.
+ */
+public class AxolotlServiceStub implements AxolotlService {
+
+ @Override
+ public boolean fetchMapHasErrors(Contact contact) {
+ return false;
+ }
+
+ @Override
+ public String getOwnFingerprint() {
+ return null;
+ }
+
+ @Override
+ public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust) {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public Set<IdentityKey> getKeysWithTrust(XmppAxolotlSession.Trust trust, Contact contact) {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public long getNumTrustedKeys(Contact contact) {
+ return 0;
+ }
+
+ @Override
+ public Set<String> getFingerprintsForOwnSessions() {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public Set<String> getFingerprintsForContact(Contact contact) {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public boolean isPepBroken() {
+ return true;
+ }
+
+ @Override
+ public void regenerateKeys(boolean wipeOther) {
+
+ }
+
+ @Override
+ public int getOwnDeviceId() {
+ return 0;
+ }
+
+ @Override
+ public Set<Integer> getOwnDeviceIds() {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public void registerDevices(Jid jid, @NonNull Set<Integer> deviceIds) {
+
+ }
+
+ @Override
+ public void wipeOtherPepDevices() {
+
+ }
+
+ @Override
+ public void purgeKey(String fingerprint) {
+
+ }
+
+ @Override
+ public void publishOwnDeviceIdIfNeeded() {
+
+ }
+
+ @Override
+ public void publishOwnDeviceId(Set<Integer> deviceIds) {
+
+ }
+
+ @Override
+ public void publishDeviceVerificationAndBundle(SignedPreKeyRecord signedPreKeyRecord, Set<PreKeyRecord> preKeyRecords, boolean announceAfter, boolean wipe) {
+
+ }
+
+ @Override
+ public void publishBundlesIfNeeded(boolean announce, boolean wipe) {
+
+ }
+
+ @Override
+ public boolean isContactAxolotlCapable(Contact contact) {
+ return false;
+ }
+
+ @Override
+ public XmppAxolotlSession.Trust getFingerprintTrust(String fingerprint) {
+ return XmppAxolotlSession.Trust.TRUSTED;
+ }
+
+ @Override
+ public X509Certificate getFingerprintCertificate(String fingerprint) {
+ return null;
+ }
+
+ @Override
+ public void setFingerprintTrust(String fingerprint, XmppAxolotlSession.Trust trust) {
+
+ }
+
+ @Override
+ public Set<AxolotlAddress> findDevicesWithoutSession(Conversation conversation) {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public Set<AxolotlAddress> findDevicesWithoutSession(Jid contactJid) {
+ return Collections.emptySet();
+ }
+
+ @Override
+ public boolean createSessionsIfNeeded(Conversation conversation) {
+ return false;
+ }
+
+ @Override
+ public boolean trustedSessionVerified(Conversation conversation) {
+ return false;
+ }
+
+ @Override
+ public boolean hasPendingKeyFetches(Account account, Contact contact) {
+ return false;
+ }
+
+ @Nullable
+ @Override
+ public XmppAxolotlMessage encrypt(Message message) {
+ return null;
+ }
+
+ @Override
+ public void preparePayloadMessage(Message message, boolean delay) {
+
+ }
+
+ @Override
+ public void prepareKeyTransportMessage(Contact contact, OnMessageCreatedCallback onMessageCreatedCallback) {
+
+ }
+
+ @Override
+ public XmppAxolotlMessage fetchAxolotlMessageFromCache(Message message) {
+ return null;
+ }
+
+ @Override
+ public XmppAxolotlMessage.XmppAxolotlPlaintextMessage processReceivingPayloadMessage(XmppAxolotlMessage message) {
+ return null;
+ }
+
+ @Override
+ public XmppAxolotlMessage.XmppAxolotlKeyTransportMessage processReceivingKeyTransportMessage(XmppAxolotlMessage message) {
+ return null;
+ }
+
+ @Override
+ public void onAdvancedStreamFeaturesAvailable(Account account) {
+
+ }
+}
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/SQLiteAxolotlStore.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/SQLiteAxolotlStore.java
index 3c8cb3c1..c634d877 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/SQLiteAxolotlStore.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/SQLiteAxolotlStore.java
@@ -77,7 +77,7 @@ public class SQLiteAxolotlStore implements AxolotlStore {
this.localRegistrationId = loadRegistrationId();
this.currentPreKeyId = loadCurrentPreKeyId();
for (SignedPreKeyRecord record : loadSignedPreKeys()) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Got Axolotl signed prekey record:" + record.getId());
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Got Axolotl signed prekey record:" + record.getId());
}
}
@@ -95,7 +95,7 @@ public class SQLiteAxolotlStore implements AxolotlStore {
if (ownKey != null) {
return ownKey;
} else {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Could not retrieve own IdentityKeyPair");
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Could not retrieve own IdentityKeyPair");
ownKey = generateIdentityKeyPair();
mXmppConnectionService.databaseBackend.storeOwnIdentityKeyPair(account, ownKey);
}
@@ -112,13 +112,13 @@ public class SQLiteAxolotlStore implements AxolotlStore {
if (!regenerate && regIdString != null) {
reg_id = Integer.valueOf(regIdString);
} else {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Could not retrieve axolotl registration id for account " + account.getJid());
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Could not retrieve axolotl registration id for account " + account.getJid());
reg_id = generateRegistrationId();
boolean success = this.account.setKey(JSONKEY_REGISTRATION_ID, Integer.toString(reg_id));
if (success) {
mXmppConnectionService.databaseBackend.updateAccount(account);
} else {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Failed to write new key to the database!");
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Failed to write new key to the database!");
}
}
return reg_id;
@@ -130,7 +130,7 @@ public class SQLiteAxolotlStore implements AxolotlStore {
if (regIdString != null) {
reg_id = Integer.valueOf(regIdString);
} else {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Could not retrieve current prekey id for account " + account.getJid());
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Could not retrieve current prekey id for account " + account.getJid());
reg_id = 0;
}
return reg_id;
@@ -344,7 +344,7 @@ public class SQLiteAxolotlStore implements AxolotlStore {
if (success) {
mXmppConnectionService.databaseBackend.updateAccount(account);
} else {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Failed to write new prekey id to the database!");
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Failed to write new prekey id to the database!");
}
}
diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlSession.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlSession.java
index b713eb5f..93ed32a2 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlSession.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlSession.java
@@ -168,10 +168,10 @@ public class XmppAxolotlSession {
try {
try {
PreKeyWhisperMessage message = new PreKeyWhisperMessage(encryptedKey);
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "PreKeyWhisperMessage received, new session ID:" + message.getSignedPreKeyId() + "/" + message.getPreKeyId());
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "PreKeyWhisperMessage received, new session ID:" + message.getSignedPreKeyId() + "/" + message.getPreKeyId());
IdentityKey msgIdentityKey = message.getIdentityKey();
if (this.identityKey != null && !this.identityKey.equals(msgIdentityKey)) {
- Log.e(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Had session with fingerprint " + this.getFingerprint() + ", received message with fingerprint " + msgIdentityKey.getFingerprint());
+ Log.e(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Had session with fingerprint " + this.getFingerprint() + ", received message with fingerprint " + msgIdentityKey.getFingerprint());
} else {
this.identityKey = msgIdentityKey;
plaintext = cipher.decrypt(message);
@@ -180,14 +180,14 @@ public class XmppAxolotlSession {
}
}
} catch (InvalidMessageException | InvalidVersionException e) {
- Log.i(Config.LOGTAG, AxolotlService.getLogprefix(account) + "WhisperMessage received");
+ Log.i(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "WhisperMessage received");
WhisperMessage message = new WhisperMessage(encryptedKey);
plaintext = cipher.decrypt(message);
} catch (InvalidKeyException | InvalidKeyIdException | UntrustedIdentityException e) {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Error decrypting axolotl header, " + e.getClass().getName() + ": " + e.getMessage());
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Error decrypting axolotl header, " + e.getClass().getName() + ": " + e.getMessage());
}
} catch (LegacyMessageException | InvalidMessageException | DuplicateMessageException | NoSessionException e) {
- Log.w(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Error decrypting axolotl header, " + e.getClass().getName() + ": " + e.getMessage());
+ Log.w(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Error decrypting axolotl header, " + e.getClass().getName() + ": " + e.getMessage());
}
if (plaintext != null) {
diff --git a/src/main/java/eu/siacs/conversations/entities/Account.java b/src/main/java/eu/siacs/conversations/entities/Account.java
index 6791f417..7aee78b5 100644
--- a/src/main/java/eu/siacs/conversations/entities/Account.java
+++ b/src/main/java/eu/siacs/conversations/entities/Account.java
@@ -19,11 +19,14 @@ import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CopyOnWriteArraySet;
+import de.thedevstack.conversationsplus.ConversationsPlusPreferences;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.OtrService;
import eu.siacs.conversations.crypto.PgpDecryptionService;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
+import eu.siacs.conversations.crypto.axolotl.AxolotlServiceImpl;
+import eu.siacs.conversations.crypto.axolotl.AxolotlServiceStub;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.xmpp.XmppConnection;
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
@@ -352,10 +355,15 @@ public class Account extends AbstractEntity {
public void initAccountServices(final XmppConnectionService context) {
this.mOtrService = new OtrService(context, this);
- this.axolotlService = new AxolotlService(this, context);
- if (xmppConnection != null) {
- xmppConnection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
- }
+ if (ConversationsPlusPreferences.omemoEnabled()) {
+ this.axolotlService = new AxolotlServiceImpl(this, context);
+ if (xmppConnection != null) {
+ xmppConnection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
+ }
+ } else {
+ this.axolotlService = new AxolotlServiceStub();
+ }
+
this.pgpDecryptionService = new PgpDecryptionService(context);
}
diff --git a/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java b/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
index 256c48de..649f767d 100644
--- a/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
@@ -13,13 +13,8 @@ import java.util.Locale;
import java.util.TimeZone;
import de.thedevstack.conversationsplus.ConversationsPlusApplication;
-import de.thedevstack.conversationsplus.ConversationsPlusPreferences;
import de.tzur.conversations.Settings;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
-import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.utils.PhoneHelper;
-import eu.siacs.conversations.xmpp.jid.Jid;
-import eu.siacs.conversations.xmpp.stanzas.IqPacket;
public abstract class AbstractGenerator {
private final String[] FEATURES = {
diff --git a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
index 0c1f6ee4..7216a78e 100644
--- a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
@@ -25,7 +25,6 @@ import eu.siacs.conversations.services.MessageArchiveService;
import eu.siacs.conversations.utils.Xmlns;
import eu.siacs.conversations.xml.Element;
import eu.siacs.conversations.xmpp.forms.Data;
-import eu.siacs.conversations.xmpp.forms.Field;
import eu.siacs.conversations.xmpp.jid.Jid;
import eu.siacs.conversations.xmpp.pep.Avatar;
import eu.siacs.conversations.xmpp.stanzas.IqPacket;
diff --git a/src/main/java/eu/siacs/conversations/parser/IqParser.java b/src/main/java/eu/siacs/conversations/parser/IqParser.java
index 99dfbab5..c03ed42f 100644
--- a/src/main/java/eu/siacs/conversations/parser/IqParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/IqParser.java
@@ -157,7 +157,7 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
try {
return Base64.decode(signedPreKeySignature.getContent(), Base64.DEFAULT);
} catch (Throwable e) {
- Log.e(Config.LOGTAG,AxolotlService.LOGPREFIX+" : Invalid base64 in signedPreKeySignature");
+ Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : Invalid base64 in signedPreKeySignature");
return null;
}
}
@@ -171,7 +171,7 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
try {
identityKey = new IdentityKey(Base64.decode(identityKeyElement.getContent(), Base64.DEFAULT), 0);
} catch (Throwable e) {
- Log.e(Config.LOGTAG,AxolotlService.LOGPREFIX+" : "+"Invalid identityKey in PEP: "+e.getMessage());
+ Log.e(Config.LOGTAG, AxolotlService.LOGPREFIX+" : "+"Invalid identityKey in PEP: "+e.getMessage());
}
return identityKey;
}
@@ -211,7 +211,7 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
public Pair<X509Certificate[],byte[]> verification(final IqPacket packet) {
Element item = getItem(packet);
- Element verification = item != null ? item.findChild("verification",AxolotlService.PEP_PREFIX) : null;
+ Element verification = item != null ? item.findChild("verification", AxolotlService.PEP_PREFIX) : null;
Element chain = verification != null ? verification.findChild("chain") : null;
Element signature = verification != null ? verification.findChild("signature") : null;
if (chain != null && signature != null) {
diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
index 480adf25..34f24f6f 100644
--- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
@@ -10,14 +10,14 @@ import net.java.otr4j.session.SessionStatus;
import java.util.ArrayList;
import java.util.Set;
-import java.util.UUID;
import de.thedevstack.android.logcat.Logging;
import de.thedevstack.conversationsplus.ConversationsPlusPreferences;
import de.thedevstack.conversationsplus.utils.AvatarUtil;
import eu.siacs.conversations.Config;
-import eu.siacs.conversations.crypto.PgpDecryptionService;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
+import eu.siacs.conversations.crypto.axolotl.AxolotlService;
+import eu.siacs.conversations.crypto.axolotl.AxolotlServiceImpl;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Bookmark;
@@ -118,7 +118,7 @@ public class MessageParser extends AbstractParser implements
if(plaintextMessage != null) {
finishedMessage = new Message(conversation, plaintextMessage.getPlaintext(), Message.ENCRYPTION_AXOLOTL, status);
finishedMessage.setAxolotlFingerprint(plaintextMessage.getFingerprint());
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(finishedMessage.getConversation().getAccount())+" Received Message with session fingerprint: "+plaintextMessage.getFingerprint());
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(finishedMessage.getConversation().getAccount())+" Received Message with session fingerprint: "+plaintextMessage.getFingerprint());
}
return finishedMessage;
@@ -211,8 +211,8 @@ public class MessageParser extends AbstractParser implements
mXmppConnectionService.updateConversationUi();
mXmppConnectionService.updateAccountUi();
}
- } else if (AxolotlService.PEP_DEVICE_LIST.equals(node)) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account)+"Received PEP device list update from "+ from + ", processing...");
+ } else if (ConversationsPlusPreferences.omemoEnabled() && AxolotlService.PEP_DEVICE_LIST.equals(node)) {
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account)+"Received PEP device list update from "+ from + ", processing...");
Element item = items.findChild("item");
Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
AxolotlService axolotlService = account.getAxolotlService();
@@ -297,8 +297,6 @@ public class MessageParser extends AbstractParser implements
final String body = packet.getBody();
final Element mucUserElement = packet.findChild("x", "http://jabber.org/protocol/muc#user");
final String pgpEncrypted = packet.findChildContent("x", "jabber:x:encrypted");
- final Element replaceElement = packet.findChild("replace","urn:xmpp:message-correct:0");
- final String replacementId = replaceElement == null ? null : replaceElement.getAttribute("id");
final Element axolotlEncrypted = packet.findChild(XmppAxolotlMessage.CONTAINERTAG, AxolotlService.PEP_PREFIX);
int status;
final Jid counterpart;
diff --git a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
index 96a04fa4..aa3f9eba 100644
--- a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
@@ -35,7 +35,7 @@ import org.json.JSONException;
import de.thedevstack.android.logcat.Logging;
import eu.siacs.conversations.Config;
-import eu.siacs.conversations.crypto.axolotl.AxolotlService;
+import eu.siacs.conversations.crypto.axolotl.AxolotlServiceImpl;
import eu.siacs.conversations.crypto.axolotl.SQLiteAxolotlStore;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
import eu.siacs.conversations.entities.Account;
@@ -940,7 +940,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
try {
identityKeyPair = new IdentityKeyPair(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT));
} catch (InvalidKeyException e) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
}
}
cursor.close();
@@ -965,7 +965,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
try {
identityKeys.add(new IdentityKey(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT), 0));
} catch (InvalidKeyException e) {
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
}
}
cursor.close();
@@ -1095,7 +1095,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
}
public void recreateAxolotlDb(SQLiteDatabase db) {
- Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX + " : " + ">>> (RE)CREATING AXOLOTL DATABASE <<<");
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.LOGPREFIX + " : " + ">>> (RE)CREATING AXOLOTL DATABASE <<<");
db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.SESSION_TABLENAME);
db.execSQL(CREATE_SESSIONS_STATEMENT);
db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.PREKEY_TABLENAME);
@@ -1108,7 +1108,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
public void wipeAxolotlDb(Account account) {
String accountName = account.getUuid();
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ">>> WIPING AXOLOTL DATABASE FOR ACCOUNT " + accountName + " <<<");
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(account) + ">>> WIPING AXOLOTL DATABASE FOR ACCOUNT " + accountName + " <<<");
SQLiteDatabase db = this.getWritableDatabase();
String[] deleteArgs = {
accountName
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
index 0d021121..e11dafd3 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
@@ -50,6 +50,7 @@ import de.timroes.android.listview.EnhancedListView;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.axolotl.AxolotlService;
+import eu.siacs.conversations.crypto.axolotl.AxolotlServiceImpl;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Blockable;
@@ -835,7 +836,7 @@ public class ConversationActivity extends XmppActivity
}
break;
case R.id.encryption_choice_axolotl:
- Log.d(Config.LOGTAG, AxolotlService.getLogprefix(conversation.getAccount())
+ Log.d(Config.LOGTAG, AxolotlServiceImpl.getLogprefix(conversation.getAccount())
+ "Enabled axolotl for Contact " + conversation.getContact().getJid());
conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
item.setChecked(true);
diff --git a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
index 852699e6..590d6259 100644
--- a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
@@ -7,6 +7,7 @@ import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Build;
import android.os.Bundle;
+import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceCategory;
@@ -123,6 +124,12 @@ public class SettingsActivity extends XmppActivity implements
return true;
}
});
+ // Avoid appearence of setting to enable or disable omemo in screen
+ Preference omemoEnabledPreference = this.mSettingsFragment.findPreference("omemo_enabled");
+ PreferenceCategory otherExpertSettingsGroup = (PreferenceCategory) this.mSettingsFragment.findPreference("other_expert_settings");
+ if (null != omemoEnabledPreference && null != otherExpertSettingsGroup) {
+ otherExpertSettingsGroup.removePreference(omemoEnabledPreference);
+ }
}
@Override
diff --git a/src/main/res/layout/activity_edit_account.xml b/src/main/res/layout/activity_edit_account.xml
index cf49b3ac..58e168f3 100644
--- a/src/main/res/layout/activity_edit_account.xml
+++ b/src/main/res/layout/activity_edit_account.xml
@@ -504,7 +504,8 @@
android:id="@+id/axolotl_fingerprint_box"
android:layout_width="wrap_content"
android:layout_height="match_parent"
- android:layout_marginTop="32dp">
+ android:layout_marginTop="32dp"
+ android:visibility="gone">
<LinearLayout
android:layout_width="wrap_content"
diff --git a/src/main/res/menu/encryption_choices.xml b/src/main/res/menu/encryption_choices.xml
index ab42a206..445c4114 100644
--- a/src/main/res/menu/encryption_choices.xml
+++ b/src/main/res/menu/encryption_choices.xml
@@ -7,7 +7,8 @@
android:title="@string/encryption_choice_unencrypted"/>
<item
android:id="@+id/encryption_choice_axolotl"
- android:title="@string/encryption_choice_omemo"/>
+ android:title="@string/encryption_choice_omemo"
+ android:visible="@bool/omemo_enabled"/>
<item
android:id="@+id/encryption_choice_otr"
android:title="@string/encryption_choice_otr"/>
diff --git a/src/main/res/values/encryption_settings.xml b/src/main/res/values/encryption_settings.xml
new file mode 100644
index 00000000..33db8387
--- /dev/null
+++ b/src/main/res/values/encryption_settings.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+ <bool name="omemo_enabled">false</bool>
+</resources> \ No newline at end of file
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index 320bb6c2..f9850bc4 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -654,4 +654,6 @@
<string name="no_accounts">(No activated accounts)</string>
<string name="this_field_is_required">This field is required</string>
<string name="retry_decryption">Retry decryption</string>
+ <string name="pref_omemo_enabled_summary">Enable OMEMO?</string>
+ <string name="pref_omemo_enabled_title">Enable OMEMO</string>
</resources>
diff --git a/src/main/res/xml/preferences.xml b/src/main/res/xml/preferences.xml
index 42e2fdd8..622e772c 100644
--- a/src/main/res/xml/preferences.xml
+++ b/src/main/res/xml/preferences.xml
@@ -227,7 +227,7 @@
android:summary="@string/pref_xa_on_silent_mode_summary"
android:title="@string/pref_xa_on_silent_mode"/>
</PreferenceCategory>
- <PreferenceCategory android:title="@string/pref_expert_options_other">
+ <PreferenceCategory android:key="other_expert_settings" android:title="@string/pref_expert_options_other">
<CheckBoxPreference
android:key="autojoin"
android:defaultValue="true"
@@ -251,6 +251,11 @@
<de.thedevstack.conversationsplus.ui.preferences.LogInformationPreference
android:summary="@string/pref_show_logcat_summary"
android:title="@string/pref_show_logcat_title"/>
+ <CheckBoxPreference
+ android:defaultValue="@bool/omemo_enabled"
+ android:key="omemo_enabled"
+ android:summary="@string/pref_omemo_enabled_summary"
+ android:title="@string/pref_omemo_enabled_title"/>
</PreferenceCategory>
</PreferenceScreen>