/*
	IfMan.h
	Copyright (C) 2003 Mike Saywell
	
	Southampton Open Wireless Network,
	http://www.sown.org.uk
	
	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 2
	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, write to the Free Software
	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. 

*/
#include <pthread.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#include <netinet/ether.h>
#include <arpa/inet.h>
#include <errno.h>
#include <pthread.h>
#include <unistd.h>
#include <limits.h>
#include <fcntl.h>
#include <stdio.h>
#include <iostream>
#include <fstream>
#include <string>
#include <map>

#include <sys/socket.h>
#include <features.h>    /* for the glibc version number */

#include <netpacket/packet.h>
#include <net/ethernet.h>     /* the L2 protocols */


#include "RevArpDaemon.h"

using namespace std;
extern short DEBUG;

// Interface wrapper
struct Interface {
	// The daemon responsible for this interface
	// or NULL if the interface is not active
	RevArpDaemon* rARPd;

	// The interface
	int if_index;
};

// To pass 2 args to thread
struct Wrapper {
	// Pointer to InterfaceManager
	class IfMan* ifman;

	// Device
	char dev[256];

	// The thread...
	pthread_t thread;

	bool run;
};

typedef map<string,Interface *> InterfaceMap;

// Interface Manager
class IfMan {
	private:
		struct Wrapper wrap;
		InterfaceMap ifmap;
		bool run;
		AddressManager* addrMan;
	public:
		IfMan(AddressManager* addrMan);
		// Monitors interfaces present (WDS links may come and go and change)
		void* dowdsMonitor(struct Wrapper* wrap);
		void wdsMonitor(char* if_name);

		// Enable aladin on the specified interface
		void enable(char* if_name);

		// Diable
		void disable(char* if_name);
};

// Thread helper
void* imLauncher(void* obj);