summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to 'Swiften/FileTransfer/SOCKS5BytestreamClientSession.h')
-rw-r--r--Swiften/FileTransfer/SOCKS5BytestreamClientSession.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/Swiften/FileTransfer/SOCKS5BytestreamClientSession.h b/Swiften/FileTransfer/SOCKS5BytestreamClientSession.h
new file mode 100644
index 0000000..ea45955
--- /dev/null
+++ b/Swiften/FileTransfer/SOCKS5BytestreamClientSession.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2011 Tobias Markmann
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <boost/optional.hpp>
+
+#include <Swiften/Base/ByteArray.h>
+#include <Swiften/FileTransfer/FileTransferError.h>
+#include <Swiften/FileTransfer/WriteBytestream.h>
+#include <Swiften/FileTransfer/ReadBytestream.h>
+#include <Swiften/JID/JID.h>
+#include <Swiften/Network/Connection.h>
+#include <Swiften/Network/HostAddressPort.h>
+#include <Swiften/Network/Timer.h>
+
+namespace Swift {
+
+class SOCKS5BytestreamRegistry;
+class Connection;
+class TimerFactory;
+
+/**
+ * A session which has been connected to a SOCKS5 server (requester).
+ *
+ */
+class SOCKS5BytestreamClientSession {
+public:
+ enum State {
+ Initial,
+ Hello,
+ Authenticating,
+ Ready,
+ Writing,
+ Reading,
+ Finished,
+ };
+
+public:
+ typedef boost::shared_ptr<SOCKS5BytestreamClientSession> ref;
+
+public:
+ SOCKS5BytestreamClientSession(boost::shared_ptr<Connection> connection, const HostAddressPort&, const std::string&, TimerFactory*);
+
+ void start();
+ void stop();
+
+ void startReceiving(boost::shared_ptr<WriteBytestream>);
+ void startSending(boost::shared_ptr<ReadBytestream>);
+
+ HostAddressPort getAddressPort() const;
+
+ boost::signal<void (bool /*error*/)> onSessionReady;
+
+ boost::signal<void (boost::optional<FileTransferError>)> onFinished;
+ boost::signal<void (int)> onBytesSent;
+ boost::signal<void (int)> onBytesReceived;
+
+private:
+ void process();
+ void hello();
+ void authenticate();
+
+ void handleConnectFinished(bool error);
+ void handleDataRead(boost::shared_ptr<SafeByteArray>);
+ void handleDisconnected(const boost::optional<Connection::Error>&);
+ void handleWeFailedTimeout();
+
+ void finish(bool error);
+ void sendData();
+
+private:
+ boost::shared_ptr<Connection> connection;
+ HostAddressPort addressPort;
+ std::string destination; // hexify(SHA1(sessionID + requester + target))
+
+ State state;
+ int destinationPort;
+
+ ByteArray unprocessedData;
+ ByteArray authenticateAddress;
+
+ int chunkSize;
+ boost::shared_ptr<WriteBytestream> writeBytestream;
+ boost::shared_ptr<ReadBytestream> readBytestream;
+
+ Timer::ref weFailedTimeout;
+};
+
+}