New git repository for release - version 0.2.0 tagged

node/Thread.hpp

@@ -0,0 +1,94 @@
+/*
+ * ZeroTier One - Global Peer to Peer Ethernet
+ * Copyright (C) 2012-2013  ZeroTier Networks LLC
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * --
+ *
+ * ZeroTier may be used and distributed under the terms of the GPLv3, which
+ * are available at: http://www.gnu.org/licenses/gpl-3.0.html
+ *
+ * If you would like to embed ZeroTier into a commercial application or
+ * redistribute it in a modified binary form, please contact ZeroTier Networks
+ * LLC. Start here: http://www.zerotier.com/
+ */
+
+#ifndef _ZT_THREAD_HPP
+#define _ZT_THREAD_HPP
+
+#include "NonCopyable.hpp"
+#include "AtomicCounter.hpp"
+
+namespace ZeroTier {
+
+/**
+ * Wrapper for OS-dependent thread functions like pthread_create, etc.
+ */
+class Thread : NonCopyable
+{
+public:
+	Thread();
+	virtual ~Thread();
+
+	/**
+	 * Start thread -- can only be called once
+	 */
+	void start();
+
+	/**
+	 * Wait for thread to terminate
+	 *
+	 * More than one thread should not simultaneously use join().
+	 */
+	void join();
+
+	/**
+	 * @return True if thread is running
+	 */
+	inline bool running() const { return (*_running > 0); }
+
+	/**
+	 * Internal bounce method; do not call or override
+	 */
+	void __intl_run();
+
+	/**
+	 * Sleep the current thread
+	 *
+	 * @param ms Milliseconds to sleep
+	 */
+	static void sleep(unsigned long ms);
+
+protected:
+	/**
+	 * Override to set a thread main function
+	 */
+	virtual void main()
+		throw();
+
+	/**
+	 * Subclasses can set to true to cause Thread to delete itself on exit
+	 */
+	volatile bool suicidalThread;
+
+private:
+	void *_impl;
+	AtomicCounter _running;
+	volatile bool _notInit;
+};
+
+} // namespace ZeroTier
+
+#endif