Examples with SHA1Simple com.biglybt.core.util.SHA1Simple used on opensource projects

Example 1 with SHA1Simple

use of com.biglybt.core.util.SHA1Simple in project BiglyBT by BiglySoftware.

the class SubscriptionBodyImpl method deriveSingletonShortID.

protected static byte[] deriveSingletonShortID(Map singleton_details) {
    byte[] short_id = new byte[SIMPLE_ID_LENGTH];
    byte[] explicit_sid = new SHA1Simple().calculateHash((byte[]) singleton_details.get("key"));
    System.arraycopy(explicit_sid, 0, short_id, 0, SIMPLE_ID_LENGTH);
    return (short_id);
}

Example 2 with SHA1Simple

use of com.biglybt.core.util.SHA1Simple in project BiglyBT by BiglySoftware.

the class SubscriptionBodyImpl method deriveShortID.

protected static byte[] deriveShortID(byte[] public_key, Map singleton_details) {
    if (singleton_details != null) {
        return (deriveSingletonShortID(singleton_details));
    } else {
        byte[] hash = new SHA1Simple().calculateHash(public_key);
        byte[] short_id = new byte[SIMPLE_ID_LENGTH];
        System.arraycopy(hash, 0, short_id, 0, SIMPLE_ID_LENGTH);
        return (short_id);
    }
}

Example 3 with SHA1Simple

use of com.biglybt.core.util.SHA1Simple in project BiglyBT by BiglySoftware.

the class MessageManagerImpl method registerGenericMessageType.

@Override
public GenericMessageRegistration registerGenericMessageType(final String _type, final String description, final int stream_crypto, final GenericMessageHandler handler) throws MessageException {
    final String type = "AEGEN:" + _type;
    final byte[] type_bytes = type.getBytes();
    final byte[][] shared_secrets = new byte[][] { new SHA1Simple().calculateHash(type_bytes) };
    synchronized (message_handlers) {
        message_handlers.put(type, handler);
    }
    final NetworkManager.ByteMatcher matcher = new NetworkManager.ByteMatcher() {

        @Override
        public int matchThisSizeOrBigger() {
            return (maxSize());
        }

        @Override
        public int maxSize() {
            return type_bytes.length;
        }

        @Override
        public int minSize() {
            return maxSize();
        }

        @Override
        public Object matches(TransportHelper transport, ByteBuffer to_compare, int port) {
            int old_limit = to_compare.limit();
            to_compare.limit(to_compare.position() + maxSize());
            boolean matches = to_compare.equals(ByteBuffer.wrap(type_bytes));
            // restore buffer structure
            to_compare.limit(old_limit);
            return matches ? "" : null;
        }

        @Override
        public Object minMatches(TransportHelper transport, ByteBuffer to_compare, int port) {
            return (matches(transport, to_compare, port));
        }

        @Override
        public byte[][] getSharedSecrets() {
            return (shared_secrets);
        }

        @Override
        public int getSpecificPort() {
            return (-1);
        }
    };
    NetworkManager.getSingleton().requestIncomingConnectionRouting(matcher, new NetworkManager.RoutingListener() {

        @Override
        public void connectionRouted(final NetworkConnection connection, Object routing_data) {
            try {
                ByteBuffer[] skip_buffer = { ByteBuffer.allocate(type_bytes.length) };
                connection.getTransport().read(skip_buffer, 0, 1);
                if (skip_buffer[0].remaining() != 0) {
                    Debug.out("incomplete read");
                }
                GenericMessageEndpointImpl endpoint = new GenericMessageEndpointImpl(connection.getEndpoint());
                GenericMessageConnectionDirect direct_connection = GenericMessageConnectionDirect.receive(endpoint, type, description, stream_crypto, shared_secrets);
                GenericMessageConnectionImpl new_connection = new GenericMessageConnectionImpl(MessageManagerImpl.this, direct_connection);
                direct_connection.connect(connection);
                if (handler.accept(new_connection)) {
                    new_connection.accepted();
                } else {
                    connection.close("connection not accepted");
                }
            } catch (Throwable e) {
                Debug.printStackTrace(e);
                connection.close(e == null ? null : Debug.getNestedExceptionMessage(e));
            }
        }

        @Override
        public boolean autoCryptoFallback() {
            return (stream_crypto != MessageManager.STREAM_ENCRYPTION_RC4_REQUIRED);
        }
    }, new MessageStreamFactory() {

        @Override
        public MessageStreamEncoder createEncoder() {
            return new GenericMessageEncoder();
        }

        @Override
        public MessageStreamDecoder createDecoder() {
            return new GenericMessageDecoder(type, description);
        }
    });
    return (new GenericMessageRegistration() {

        @Override
        public GenericMessageEndpoint createEndpoint(InetSocketAddress notional_target) {
            return (new GenericMessageEndpointImpl(notional_target));
        }

        @Override
        public GenericMessageConnection createConnection(GenericMessageEndpoint endpoint) throws MessageException {
            return (new GenericMessageConnectionImpl(MessageManagerImpl.this, type, description, (GenericMessageEndpointImpl) endpoint, stream_crypto, shared_secrets));
        }

        @Override
        public void cancel() {
            NetworkManager.getSingleton().cancelIncomingConnectionRouting(matcher);
            synchronized (message_handlers) {
                message_handlers.remove(type);
            }
        }
    });
}

Example 4 with SHA1Simple

use of com.biglybt.core.util.SHA1Simple in project BiglyBT by BiglySoftware.

the class DDBaseHelpers method getKey.

protected static HashWrapper getKey(DistributedDatabaseTransferType transfer_type) throws DistributedDatabaseException {
    Class<?> c = transfer_type.getClass();
    String new_name = c.getName();
    String old_name = xfer_migration.get(new_name);
    if (old_name == null) {
        Debug.out("Missing xfer name map entry for '" + new_name + "'");
        old_name = new_name;
    }
    if (old_name == null) {
        throw (new DistributedDatabaseException("name doesn't exist for '" + c.getName() + "'"));
    }
    return (new HashWrapper(new SHA1Simple().calculateHash(old_name.getBytes())));
}