getopts.c

AirFart监听 802.11流量

/*
   This file is part of AirFart.

   AirFart 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.

   AirFart 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 AirFart; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "getopts.h"

extern bool use_gui;

void getopts( int argc, char** argv )
{
	
	for (int counter = 1; counter < argc; counter++)
	{
		if (!strcmp(argv[counter], "--help") || !strcmp(argv[counter], "-h"))
		{	
			show_help();
			exit(0);
		}
		else if (!strcmp(argv[counter], "--debug") || !strcmp(argv[counter], "-d"))
		{	
			printf("Debug ON!\n");
		}
		else if (!strcmp(argv[counter], "--nogui"))
		{
			/* Don't display the GUI */
			use_gui = false;
		}
		else
		{
			printf("%s is an invalid option!\n", argv[counter]);
		}
			
	}
	

}

void show_help()
{
	printf("Usage: airfart [OPTION]\n");
	printf("Monitor signal strengths of nearby wireless nodes.\n\n");

	printf("\t%-15s%s\n", "-h, --help", "Display this message");
	printf("\t%-15s%s\n", "-d, --debug", "Display debug information");
	printf("\t%-15s%s\n", "--nogui", "Turn off GTK+ GUI. (It is on by default)");

}