61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
// SPDX-License-Identifier: AGPL-1.0-only
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// Copyright (C) 2018 Ludvig Strigeus <info@tunsafe.com>. All Rights Reserved.
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#ifndef TUNSAFE_NETWORK_BSD_COMMON_H_
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#define TUNSAFE_NETWORK_BSD_COMMON_H_
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#include "netapi.h"
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#include "wireguard.h"
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#include "wireguard_config.h"
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#include <string>
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#include <signal.h>
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struct RouteInfo {
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uint8 family;
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uint8 cidr;
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uint8 ip[16];
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uint8 gw[16];
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std::string dev;
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};
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class SignalCatcher {
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public:
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SignalCatcher(bool *exit_flag, bool *sigalarm_flag);
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~SignalCatcher();
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sigset_t orig_signal_mask_;
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private:
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static void SigAlrm(int sig);
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static void SigInt(int sig);
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bool *exit_flag_;
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bool *sigalarm_flag_;
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};
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class TunsafeBackendBsd : public TunInterface, public UdpInterface {
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public:
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TunsafeBackendBsd();
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virtual ~TunsafeBackendBsd();
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void CleanupRoutes();
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void SetTunDeviceName(const char *name);
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// -- from TunInterface
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virtual bool Configure(const TunConfig &&config, TunConfigOut *out) override;
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protected:
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virtual bool InitializeTun(char devname[16]) = 0;
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void AddRoute(uint32 ip, uint32 cidr, uint32 gw, const char *dev);
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void DelRoute(const RouteInfo &cd);
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bool AddRoute(int family, const void *dest, int dest_prefix, const void *gateway, const char *dev);
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bool RunPrePostCommand(const std::vector<std::string> &vec);
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std::vector<RouteInfo> cleanup_commands_;
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std::vector<std::string> pre_down_, post_down_;
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std::vector<WgCidrAddr> addresses_to_remove_;
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char devname_[16];
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bool tun_interface_gone_;
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};
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#endif // TUNSAFE_NETWORK_BSD_COMMON_H_
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