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osdep/NetBSDEthernetTap.hpp

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+/*
+ * Copyright (c)2019 ZeroTier, Inc.
+ *
+ * Use of this software is governed by the Business Source License included
+ * in the LICENSE.TXT file in the project's root directory.
+ *
+ * Change Date: 2026-01-01
+ *
+ * On the date above, in accordance with the Business Source License, use
+ * of this software will be governed by version 2.0 of the Apache License.
+ */
+/****/
+
+#ifndef ZT_NetBSDEthernetTap_HPP
+#define ZT_NetBSDEthernetTap_HPP
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <string>
+#include <vector>
+#include <stdexcept>
+
+#include "../node/Constants.hpp"
+#include "../node/MulticastGroup.hpp"
+#include "../node/MAC.hpp"
+#include "Thread.hpp"
+#include "EthernetTap.hpp"
+
+namespace ZeroTier {
+
+class NetBSDEthernetTap : public EthernetTap
+{
+public:
+	NetBSDEthernetTap(
+		const char *homePath,
+		const MAC &mac,
+		unsigned int mtu,
+		unsigned int metric,
+		uint64_t nwid,
+		const char *friendlyName,
+		void (*handler)(void *,uint64_t,const MAC &,const MAC &,unsigned int,unsigned int,const void *,unsigned int),
+		void *arg);
+
+	virtual ~NetBSDEthernetTap();
+
+	virtual void setEnabled(bool en);
+	virtual bool enabled() const;
+	virtual bool addIp(const InetAddress &ip);
+	virtual bool removeIp(const InetAddress &ip);
+	virtual std::vector<InetAddress> ips() const;
+	virtual void put(const MAC &from,const MAC &to,unsigned int etherType,const void *data,unsigned int len);
+	virtual std::string deviceName() const;
+	virtual void setFriendlyName(const char *friendlyName);
+	virtual void scanMulticastGroups(std::vector<MulticastGroup> &added,std::vector<MulticastGroup> &removed);
+	virtual void setDns(const char *domain, const std::vector<InetAddress> &servers) {}
+
+	void threadMain()
+		throw();
+
+private:
+	void (*_handler)(void *,uint64_t,const MAC &,const MAC &,unsigned int,unsigned int,const void *,unsigned int);
+	void *_arg;
+	uint64_t _nwid;
+	Thread _thread;
+	std::string _dev;
+	std::vector<MulticastGroup> _multicastGroups;
+	unsigned int _mtu;
+	unsigned int _metric;
+	int _fd;
+	int _shutdownSignalPipe[2];
+	volatile bool _enabled;
+};
+
+} // namespace ZeroTier
+
+#endif