From f5afa7efbc1ff915e733e8d1474777de80534345 Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Wed, 26 Nov 2008 10:47:14 +0000 Subject: cleaned tunDevice code --- src/tunDevice.h | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 src/tunDevice.h (limited to 'src/tunDevice.h') diff --git a/src/tunDevice.h b/src/tunDevice.h new file mode 100644 index 0000000..3768cf9 --- /dev/null +++ b/src/tunDevice.h @@ -0,0 +1,79 @@ +/* + * anytun + * + * The secure anycast tunneling protocol (satp) defines a protocol used + * for communication between any combination of unicast and anycast + * tunnel endpoints. It has less protocol overhead than IPSec in Tunnel + * mode and allows tunneling of every ETHER TYPE protocol (e.g. + * ethernet, ip, arp ...). satp directly includes cryptography and + * message authentication based on the methodes used by SRTP. It is + * intended to deliver a generic, scaleable and secure solution for + * tunneling and relaying of packets of any protocol. + * + * + * Copyright (C) 2007-2008 Othmar Gsenger, Erwin Nindl, + * Christian Pointner + * + * This file is part of Anytun. + * + * Anytun is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 3 as + * published by the Free Software Foundation. + * + * Anytun 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 anytun. If not, see . + */ + +#ifndef _TUNDEVICE_H_ +#define _TUNDEVICE_H_ + +#include "buffer.h" +#include "deviceConfig.hpp" +#include "threadUtils.hpp" + +class TunDevice +{ +public: + TunDevice(std::string dev,std::string dev_type, std::string ifcfg_lp, std::string ifcfg_rnmp); + ~TunDevice(); + + int read(u_int8_t* buf, u_int32_t len); + int write(u_int8_t* buf, u_int32_t len); + + std::string getActualName() { return actual_name_.c_str(); } + device_type_t getType() { return conf_.type_; } + std::string getTypeString() + { + if(fd_ < 0) + return NULL; + + switch(conf_.type_) + { + case TYPE_UNDEF: return "undef"; break; + case TYPE_TUN: return "tun"; break; + case TYPE_TAP: return "tap"; break; + } + return NULL; + } + + +private: + void operator=(const TunDevice &src); + TunDevice(const TunDevice &src); + + void init_post(); + void do_ifconfig(); + int fix_return(int ret, size_t pi_length); + + int fd_; + DeviceConfig conf_; + bool with_pi_; + std::string actual_name_; +}; + +#endif -- cgit v1.2.3