main.cc

RSA algorithm implementation is given

/*
 *   User Space DSDV Implementation
 *
 *   Binita Gupta
 *   University of Illinois at Urbana Champaign
 *   
 *   Email: [e-mail]
 *   
 *
 *   This software is Open Source under the GNU General Public License
 *
 *
 *******************************************
 *
 *       General Description:
 *      ----------------------
 *      This is the main function which creates a dsdv object and 
 *      calls the dsdv_daemon function.
 *
 *
 *
 *       Internal Procedures:
 *       
 *
 *
 *
 * 	 External Procedures:
 *          main()
 *
 *********************************************
 *
 */

#include "common.h"

using namespace std;

/*global variables */
dsdv			dsdvOb;

routingTable		rTableForward;
routingTable		rTableBroadcast;
timerQueue			timer_Q;
settlingTimeTable	stlTable;

u_int32_t		g_my_ip;
u_int32_t		localSeqNum=0;
bool			duringReboot=true;
bool			is_broadcast = false;

int				ksock;

char*			recvBuffer;
char*			sendBuffer;
char			interface[20];

/* TRAFFIC */
u_int32_t		routing_overhead_in_bytes=0;
int				traffic_sock;
int				traffic_data=0;
FILE			*dsdv_log_file;
char			logfile_name[100];

/* end of global variables */

int	parse_arguments(int argc, char *argv[]);

int main(int argc, char* argv[])
{

if(parse_arguments(argc,argv) == -1)
	exit(1);

recvBuffer = (char *)malloc(DSDVBUFSIZE);
sendBuffer = (char *)malloc(DSDVBUFSIZE);

/* call the daemon function with the interface argument */
dsdvOb.dsdv_daemon(interface);

}

int parse_arguments(int argc, char *argv[])
{

	if(argc < 1)
	{
		cout << "Usage: dsdv -i <interface name>" << endl;
		exit(1);
	}


	for (int i=1;i<argc;i++)
	{
		if(argv[i][0]=='-'){
			switch(argv[i][1]){
				case 'i':
					strcpy(interface,argv[++i]);
					break;
				case 'h':
					cout << "Usage: dsdv -i <interface name>" << endl;
					break;
			}
		}
	}


return 0;

}