diff --git a/include/transport/Frontend.h b/include/transport/Frontend.h
new file mode 100644
index 0000000000000000000000000000000000000000..72d099a488ae2762be4ed556f227653360d34ca4
--- /dev/null
+++ b/include/transport/Frontend.h
@@ -0,0 +1,95 @@
+/**
+ * XMPP - libpurple transport
+ *
+ * Copyright (C) 2009, Jan Kaluza <hanzz@soc.pidgin.im>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
+ */
+
+#pragma once
+
+#include <string>
+#include <algorithm>
+#include <Swiften/EventLoop/EventLoop.h>
+#include <Swiften/Network/NetworkFactories.h>
+#include "Swiften/Elements/RosterPayload.h"
+#include "Swiften/Elements/VCard.h"
+#include "Swiften/Elements/Message.h"
+#include "Swiften/Elements/IQ.h"
+#include "Swiften/Elements/DiscoInfo.h"
+#include "Swiften/Elements/Presence.h"
+
+#include <boost/signal.hpp>
+
+namespace Transport {
+
+class Config;
+class UserRegistry;
+class Component;
+class User;
+class Buddy;
+class RosterManager;
+class UserManager;
+class StorageBackend;
+
+struct UserInfo;
+
+class Frontend {
+	public:
+		Frontend() {}
+
+		virtual ~Frontend() {}
+
+		virtual void init(Component *component, Swift::EventLoop *loop, Swift::NetworkFactories *factories, Config *config, UserRegistry *userRegistry) = 0;
+
+		virtual void connectToServer() = 0;
+
+		virtual void disconnectFromServer() = 0;
+
+		virtual void sendPresence(Swift::Presence::ref presence) = 0;
+
+		virtual void sendVCard(Swift::VCard::ref vcard, Swift::JID to) = 0;
+
+		virtual void sendRosterRequest(Swift::RosterPayload::ref, Swift::JID to) = 0;
+
+		virtual void sendMessage(boost::shared_ptr<Swift::Message> message) = 0;
+
+		virtual void sendIQ(boost::shared_ptr<Swift::IQ>) = 0;
+
+		virtual boost::shared_ptr<Swift::DiscoInfo> sendCapabilitiesRequest(Swift::JID to) = 0;
+
+		virtual void reconnectUser(const std::string &user) = 0;
+
+		virtual RosterManager *createRosterManager(User *user, Component *component) = 0;
+
+		virtual User *createUser(const Swift::JID &jid, UserInfo &userInfo, Component *component, UserManager *userManager) = 0;
+
+		virtual UserManager *createUserManager(Component *component, UserRegistry *userRegistry, StorageBackend *storageBackend = NULL) = 0;
+
+		virtual void clearRoomList() = 0;
+		virtual void addRoomToRoomList(const std::string &handle, const std::string &name) = 0;
+
+		boost::signal<void (User *, const std::string &name, unsigned int id)> onVCardRequired;
+		boost::signal<void (User *, boost::shared_ptr<Swift::VCard> vcard)> onVCardUpdated;
+		boost::signal<void (Buddy *, const Swift::RosterItemPayload &item)> onBuddyUpdated;
+		boost::signal<void (Buddy *)> onBuddyRemoved;
+		boost::signal<void (Buddy *, const Swift::RosterItemPayload &item)> onBuddyAdded;
+		boost::signal<void (Swift::Message::ref message)> onMessageReceived;
+		boost::signal<void (bool /* isAvailable */)> onAvailableChanged;
+		boost::signal<void (boost::shared_ptr<Swift::Presence>) > onPresenceReceived;
+		boost::signal<void (const Swift::JID& jid, boost::shared_ptr<Swift::DiscoInfo> info)> onCapabilitiesReceived;
+};
+
+}