Rename One to OneService, create separate sources for other tools.

service/OneService.hpp

@@ -0,0 +1,139 @@
+/*
+ * ZeroTier One - Network Virtualization Everywhere
+ * Copyright (C) 2011-2015  ZeroTier, Inc.
+ *
+ * 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_ONESERVICE_HPP
+#define ZT_ONESERVICE_HPP
+
+#include <string>
+
+namespace ZeroTier {
+
+class NetworkConfigMaster;
+
+/**
+ * Local service for ZeroTier One as system VPN/NFV provider
+ */
+class OneService
+{
+public:
+	/**
+	 * Returned by node main if/when it terminates
+	 */
+	enum ReasonForTermination
+	{
+		/**
+		 * Instance is still running
+		 */
+		ONE_STILL_RUNNING = 0,
+
+		/**
+		 * Normal shutdown
+		 */
+		ONE_NORMAL_TERMINATION = 1,
+
+		/**
+		 * A serious unrecoverable error has occurred
+		 */
+		ONE_UNRECOVERABLE_ERROR = 2,
+
+		/**
+		 * Your identity has collided with another
+		 */
+		ONE_IDENTITY_COLLISION = 3
+	};
+
+	/**
+	 * @return Platform default home path or empty string if this platform doesn't have one
+	 */
+	static std::string platformDefaultHomePath();
+
+	/**
+	 * Create a new instance of the service
+	 *
+	 * Once created, you must call the run() method to actually start
+	 * processing.
+	 *
+	 * @param hp Home path
+	 * @param port TCP and UDP port for packets and HTTP control
+	 * @param master Instance of network config master if this instance is to act as one (default: NULL)
+	 * @param overrideRootTopology String-serialized root topology (for testing, default: NULL)
+	 */
+	static OneService *newInstance(
+		const char *hp,
+		unsigned int port,
+		NetworkConfigMaster *master = (NetworkConfigMaster *)0,
+		const char *overrideRootTopology = (const char *)0);
+
+	virtual ~OneService();
+
+	/**
+	 * Execute the service main I/O loop until terminated
+	 *
+	 * The terminate() method may be called from a signal handler or another
+	 * thread to terminate execution. Otherwise this will not return unless
+	 * another condition terminates execution such as a fatal error.
+	 *
+	 * @param 
+	 */
+	virtual ReasonForTermination run() = 0;
+
+	/**
+	 * @return Reason for terminating or ONE_STILL_RUNNING if running
+	 */
+	virtual ReasonForTermination reasonForTermination() const = 0;
+
+	/**
+	 * @return Fatal error message or empty string if none
+	 */
+	virtual std::string fatalErrorMessage() const = 0;
+
+	/**
+	 * @return System device name corresponding with a given ZeroTier network ID or empty string if not opened yet or network ID not found
+	 */
+	virtual std::string portDeviceName(uint64_t nwid) const = 0;
+
+	/**
+	 * Terminate background service (can be called from other threads)
+	 */
+	virtual void terminate() = 0;
+
+	/**
+	 * @return True if service is still running
+	 */
+	inline bool isRunning() const { return (this->reasonForTermination() == ONE_STILL_RUNNING); }
+
+protected:
+	OneService() {}
+
+private:
+	OneService(const One &one) {}
+	inline One &operator=(const One &one) { return *this; }
+};
+
+} // namespace ZeroTier
+
+#endif