Examples with LegacyMessageException org.whispersystems.libsignal.LegacyMessageException used on opensource projects

Example 1 with LegacyMessageException

use of org.whispersystems.libsignal.LegacyMessageException in project Signal-Android by WhisperSystems.

the class PushDecryptJob method handleMessage.

private void handleMessage(MasterSecretUnion masterSecret, SignalServiceEnvelope envelope, Optional<Long> smsMessageId) {
    try {
        GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
        SignalProtocolStore axolotlStore = new SignalProtocolStoreImpl(context);
        SignalServiceAddress localAddress = new SignalServiceAddress(TextSecurePreferences.getLocalNumber(context));
        SignalServiceCipher cipher = new SignalServiceCipher(localAddress, axolotlStore);
        SignalServiceContent content = cipher.decrypt(envelope);
        if (content.getDataMessage().isPresent()) {
            SignalServiceDataMessage message = content.getDataMessage().get();
            if (message.isEndSession())
                handleEndSessionMessage(masterSecret, envelope, message, smsMessageId);
            else if (message.isGroupUpdate())
                handleGroupMessage(masterSecret, envelope, message, smsMessageId);
            else if (message.isExpirationUpdate())
                handleExpirationUpdate(masterSecret, envelope, message, smsMessageId);
            else if (message.getAttachments().isPresent())
                handleMediaMessage(masterSecret, envelope, message, smsMessageId);
            else
                handleTextMessage(masterSecret, envelope, message, smsMessageId);
            if (message.getGroupInfo().isPresent() && groupDatabase.isUnknownGroup(message.getGroupInfo().get().getGroupId())) {
                handleUnknownGroupMessage(envelope, message.getGroupInfo().get());
            }
        } else if (content.getSyncMessage().isPresent()) {
            SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
            if (syncMessage.getSent().isPresent())
                handleSynchronizeSentMessage(masterSecret, envelope, syncMessage.getSent().get(), smsMessageId);
            else if (syncMessage.getRequest().isPresent())
                handleSynchronizeRequestMessage(masterSecret, syncMessage.getRequest().get());
            else if (syncMessage.getRead().isPresent())
                handleSynchronizeReadMessage(masterSecret, syncMessage.getRead().get(), envelope.getTimestamp());
            else
                Log.w(TAG, "Contains no known sync types...");
        } else if (content.getCallMessage().isPresent()) {
            Log.w(TAG, "Got call message...");
            SignalServiceCallMessage message = content.getCallMessage().get();
            if (message.getOfferMessage().isPresent())
                handleCallOfferMessage(envelope, message.getOfferMessage().get(), smsMessageId);
            else if (message.getAnswerMessage().isPresent())
                handleCallAnswerMessage(envelope, message.getAnswerMessage().get());
            else if (message.getIceUpdateMessages().isPresent())
                handleCallIceUpdateMessage(envelope, message.getIceUpdateMessages().get());
            else if (message.getHangupMessage().isPresent())
                handleCallHangupMessage(envelope, message.getHangupMessage().get(), smsMessageId);
        } else {
            Log.w(TAG, "Got unrecognized message...");
        }
        if (envelope.isPreKeySignalMessage()) {
            ApplicationContext.getInstance(context).getJobManager().add(new RefreshPreKeysJob(context));
        }
    } catch (InvalidVersionException e) {
        Log.w(TAG, e);
        handleInvalidVersionMessage(masterSecret, envelope, smsMessageId);
    } catch (InvalidMessageException | InvalidKeyIdException | InvalidKeyException | MmsException e) {
        Log.w(TAG, e);
        handleCorruptMessage(masterSecret, envelope, smsMessageId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        handleNoSessionMessage(masterSecret, envelope, smsMessageId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        handleLegacyMessage(masterSecret, envelope, smsMessageId);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        handleDuplicateMessage(masterSecret, envelope, smsMessageId);
    } catch (UntrustedIdentityException e) {
        Log.w(TAG, e);
        handleUntrustedIdentityMessage(masterSecret, envelope, smsMessageId);
    }
}

Example 2 with LegacyMessageException

use of org.whispersystems.libsignal.LegacyMessageException in project Signal-Android by WhisperSystems.

the class MmsDownloadJob method onRun.

@Override
public void onRun(MasterSecret masterSecret) {
    MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
    Optional<Pair<NotificationInd, Integer>> notification = database.getNotification(messageId);
    if (!notification.isPresent()) {
        Log.w(TAG, "No notification for ID: " + messageId);
        return;
    }
    try {
        if (notification.get().first.getContentLocation() == null) {
            throw new MmsException("Notification content location was null.");
        }
        database.markDownloadState(messageId, MmsDatabase.Status.DOWNLOAD_CONNECTING);
        String contentLocation = new String(notification.get().first.getContentLocation());
        byte[] transactionId = notification.get().first.getTransactionId();
        Log.w(TAG, "Downloading mms at " + Uri.parse(contentLocation).getHost());
        RetrieveConf retrieveConf = new CompatMmsConnection(context).retrieve(contentLocation, transactionId, notification.get().second);
        if (retrieveConf == null) {
            throw new MmsException("RetrieveConf was null");
        }
        storeRetrievedMms(masterSecret, contentLocation, messageId, threadId, retrieveConf, notification.get().second);
    } catch (ApnUnavailableException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_APN_UNAVAILABLE, automatic);
    } catch (MmsException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_HARD_FAILURE, automatic);
    } catch (MmsRadioException | IOException e) {
        Log.w(TAG, e);
        handleDownloadError(masterSecret, messageId, threadId, MmsDatabase.Status.DOWNLOAD_SOFT_FAILURE, automatic);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptDuplicate(messageId, threadId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        database.markAsLegacyVersion(messageId, threadId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        database.markAsNoSession(messageId, threadId);
    } catch (InvalidMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptFailed(messageId, threadId);
    }
}

Example 3 with LegacyMessageException

use of org.whispersystems.libsignal.LegacyMessageException in project Signal-Android by signalapp.

the class MmsDownloadJob method onRun.

@Override
public void onRun(MasterSecret masterSecret) {
    MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
    Optional<MmsDatabase.MmsNotificationInfo> notification = database.getNotification(messageId);
    if (!notification.isPresent()) {
        Log.w(TAG, "No notification for ID: " + messageId);
        return;
    }
    try {
        if (notification.get().getContentLocation() == null) {
            throw new MmsException("Notification content location was null.");
        }
        if (!TextSecurePreferences.isPushRegistered(context)) {
            throw new MmsException("Not registered");
        }
        database.markDownloadState(messageId, MmsDatabase.Status.DOWNLOAD_CONNECTING);
        String contentLocation = notification.get().getContentLocation();
        byte[] transactionId = new byte[0];
        try {
            if (notification.get().getTransactionId() != null) {
                transactionId = notification.get().getTransactionId().getBytes(CharacterSets.MIMENAME_ISO_8859_1);
            } else {
                Log.w(TAG, "No transaction ID!");
            }
        } catch (UnsupportedEncodingException e) {
            Log.w(TAG, e);
        }
        Log.w(TAG, "Downloading mms at " + Uri.parse(contentLocation).getHost() + ", subscription ID: " + notification.get().getSubscriptionId());
        RetrieveConf retrieveConf = new CompatMmsConnection(context).retrieve(contentLocation, transactionId, notification.get().getSubscriptionId());
        if (retrieveConf == null) {
            throw new MmsException("RetrieveConf was null");
        }
        storeRetrievedMms(contentLocation, messageId, threadId, retrieveConf, notification.get().getSubscriptionId(), notification.get().getFrom());
    } catch (ApnUnavailableException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_APN_UNAVAILABLE, automatic);
    } catch (MmsException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_HARD_FAILURE, automatic);
    } catch (MmsRadioException | IOException e) {
        Log.w(TAG, e);
        handleDownloadError(messageId, threadId, MmsDatabase.Status.DOWNLOAD_SOFT_FAILURE, automatic);
    } catch (DuplicateMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptDuplicate(messageId, threadId);
    } catch (LegacyMessageException e) {
        Log.w(TAG, e);
        database.markAsLegacyVersion(messageId, threadId);
    } catch (NoSessionException e) {
        Log.w(TAG, e);
        database.markAsNoSession(messageId, threadId);
    } catch (InvalidMessageException e) {
        Log.w(TAG, e);
        database.markAsDecryptFailed(messageId, threadId);
    }
}

Example 4 with LegacyMessageException

use of org.whispersystems.libsignal.LegacyMessageException in project Pix-Art-Messenger by kriztan.

the class XmppAxolotlSession method processReceiving.

@Nullable
public byte[] processReceiving(AxolotlKey encryptedKey) throws CryptoFailedException {
    byte[] plaintext;
    FingerprintStatus status = getTrust();
    if (!status.isCompromised()) {
        try {
            if (encryptedKey.prekey) {
                PreKeySignalMessage preKeySignalMessage = new PreKeySignalMessage(encryptedKey.key);
                Optional<Integer> optionalPreKeyId = preKeySignalMessage.getPreKeyId();
                IdentityKey identityKey = preKeySignalMessage.getIdentityKey();
                if (!optionalPreKeyId.isPresent()) {
                    throw new CryptoFailedException("PreKeyWhisperMessage did not contain a PreKeyId");
                }
                preKeyId = optionalPreKeyId.get();
                if (this.identityKey != null && !this.identityKey.equals(identityKey)) {
                    throw new CryptoFailedException("Received PreKeyWhisperMessage but preexisting identity key changed.");
                }
                this.identityKey = identityKey;
                plaintext = cipher.decrypt(preKeySignalMessage);
            } else {
                SignalMessage signalMessage = new SignalMessage(encryptedKey.key);
                plaintext = cipher.decrypt(signalMessage);
                // better safe than sorry because we use that to do special after prekey handling
                preKeyId = null;
            }
        } catch (InvalidVersionException | InvalidKeyException | LegacyMessageException | InvalidMessageException | DuplicateMessageException | NoSessionException | InvalidKeyIdException | UntrustedIdentityException e) {
            if (!(e instanceof DuplicateMessageException)) {
                e.printStackTrace();
            }
            throw new CryptoFailedException("Error decrypting WhisperMessage " + e.getClass().getSimpleName() + ": " + e.getMessage());
        }
        if (!status.isActive()) {
            setTrust(status.toActive());
        }
    } else {
        throw new CryptoFailedException("not encrypting omemo message from fingerprint " + getFingerprint() + " because it was marked as compromised");
    }
    return plaintext;
}

Example 5 with LegacyMessageException

use of org.whispersystems.libsignal.LegacyMessageException in project Signal-Android by WhisperSystems.

the class SignalServiceCipher method decrypt.

private Plaintext decrypt(SignalServiceEnvelope envelope, byte[] ciphertext) throws InvalidMetadataMessageException, InvalidMetadataVersionException, ProtocolDuplicateMessageException, ProtocolUntrustedIdentityException, ProtocolLegacyMessageException, ProtocolInvalidKeyException, ProtocolInvalidVersionException, ProtocolInvalidMessageException, ProtocolInvalidKeyIdException, ProtocolNoSessionException, SelfSendException, InvalidMessageStructureException {
    try {
        byte[] paddedMessage;
        SignalServiceMetadata metadata;
        if (!envelope.hasSourceUuid() && !envelope.isUnidentifiedSender()) {
            throw new InvalidMessageStructureException("Non-UD envelope is missing a UUID!");
        }
        if (envelope.isPreKeySignalMessage()) {
            SignalProtocolAddress sourceAddress = new SignalProtocolAddress(envelope.getSourceUuid().get(), envelope.getSourceDevice());
            SignalSessionCipher sessionCipher = new SignalSessionCipher(sessionLock, new SessionCipher(signalProtocolStore, sourceAddress));
            paddedMessage = sessionCipher.decrypt(new PreKeySignalMessage(ciphertext));
            metadata = new SignalServiceMetadata(envelope.getSourceAddress(), envelope.getSourceDevice(), envelope.getTimestamp(), envelope.getServerReceivedTimestamp(), envelope.getServerDeliveredTimestamp(), false, envelope.getServerGuid(), Optional.absent());
            signalProtocolStore.clearSenderKeySharedWith(Collections.singleton(sourceAddress));
        } else if (envelope.isSignalMessage()) {
            SignalProtocolAddress sourceAddress = new SignalProtocolAddress(envelope.getSourceUuid().get(), envelope.getSourceDevice());
            SignalSessionCipher sessionCipher = new SignalSessionCipher(sessionLock, new SessionCipher(signalProtocolStore, sourceAddress));
            paddedMessage = sessionCipher.decrypt(new SignalMessage(ciphertext));
            metadata = new SignalServiceMetadata(envelope.getSourceAddress(), envelope.getSourceDevice(), envelope.getTimestamp(), envelope.getServerReceivedTimestamp(), envelope.getServerDeliveredTimestamp(), false, envelope.getServerGuid(), Optional.absent());
        } else if (envelope.isPlaintextContent()) {
            paddedMessage = new PlaintextContent(ciphertext).getBody();
            metadata = new SignalServiceMetadata(envelope.getSourceAddress(), envelope.getSourceDevice(), envelope.getTimestamp(), envelope.getServerReceivedTimestamp(), envelope.getServerDeliveredTimestamp(), false, envelope.getServerGuid(), Optional.absent());
        } else if (envelope.isUnidentifiedSender()) {
            SignalSealedSessionCipher sealedSessionCipher = new SignalSealedSessionCipher(sessionLock, new SealedSessionCipher(signalProtocolStore, localAddress.getServiceId().uuid(), localAddress.getNumber().orNull(), localDeviceId));
            DecryptionResult result = sealedSessionCipher.decrypt(certificateValidator, ciphertext, envelope.getServerReceivedTimestamp());
            SignalServiceAddress resultAddress = new SignalServiceAddress(ACI.parseOrThrow(result.getSenderUuid()), result.getSenderE164());
            Optional<byte[]> groupId = result.getGroupId();
            boolean needsReceipt = true;
            if (envelope.hasSourceUuid()) {
                Log.w(TAG, "[" + envelope.getTimestamp() + "] Received a UD-encrypted message sent over an identified channel. Marking as needsReceipt=false");
                needsReceipt = false;
            }
            if (result.getCiphertextMessageType() == CiphertextMessage.PREKEY_TYPE) {
                signalProtocolStore.clearSenderKeySharedWith(Collections.singleton(new SignalProtocolAddress(result.getSenderUuid(), result.getDeviceId())));
            }
            paddedMessage = result.getPaddedMessage();
            metadata = new SignalServiceMetadata(resultAddress, result.getDeviceId(), envelope.getTimestamp(), envelope.getServerReceivedTimestamp(), envelope.getServerDeliveredTimestamp(), needsReceipt, envelope.getServerGuid(), groupId);
        } else {
            throw new InvalidMetadataMessageException("Unknown type: " + envelope.getType());
        }
        PushTransportDetails transportDetails = new PushTransportDetails();
        byte[] data = transportDetails.getStrippedPaddingMessageBody(paddedMessage);
        return new Plaintext(metadata, data);
    } catch (DuplicateMessageException e) {
        throw new ProtocolDuplicateMessageException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (LegacyMessageException e) {
        throw new ProtocolLegacyMessageException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (InvalidMessageException e) {
        throw new ProtocolInvalidMessageException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (InvalidKeyIdException e) {
        throw new ProtocolInvalidKeyIdException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (InvalidKeyException e) {
        throw new ProtocolInvalidKeyException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (UntrustedIdentityException e) {
        throw new ProtocolUntrustedIdentityException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (InvalidVersionException e) {
        throw new ProtocolInvalidVersionException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    } catch (NoSessionException e) {
        throw new ProtocolNoSessionException(e, envelope.getSourceIdentifier(), envelope.getSourceDevice());
    }
}