hans/tun.h
2013-04-20 04:06:05 +02:00

50 lines
1.2 KiB
C++

/*
* Hans - IP over ICMP
* Copyright (C) 2009 Friedrich Schöller <hans@schoeller.se>
*
* 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/>.
*
*/
#ifndef TUN_H
#define TUN_H
#include "tun_dev.h"
#include <string>
#include <stdint.h>
class Tun
{
public:
Tun(const char *device, int mtu);
~Tun();
int getFd() { return fd; }
int read(char *buffer);
int read(char *buffer, uint32_t &sourceIp, uint32_t &destIp);
void write(const char *buffer, int length);
void setIp(uint32_t ip, uint32_t destIp, bool includeSubnet);
protected:
char device[VTUN_DEV_LEN];
int mtu;
int fd;
};
#endif