iwspy-gather.c File Reference

#include <stdio.h>
#include <malloc.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <signal.h>
#include <errno.h>
#include <asm/types.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <linux/wireless.h>
#include "owntypes.h"
#include <linux/filter.h>
#include <netinet/ip_icmp.h>
#include <netinet/ip.h>
#include <features.h>
#include <linux/if_packet.h>
#include <linux/if_ether.h>
#include "debug.h"
#include "agentadv.h"
#include "dyn_wireless.h"
#include "monitor.h"
#include "fixed_fd_zero.h"
#include "util.h"
#include "dyn_iwspy_rec.h"

Include dependency graph for iwspy-gather.c:

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Defines
#define	DEBUG_FLAG   '5'
#define	TIME_ERROR   10000
#define	DEFAULT_INTERVAL   1000000
#define	USAGE
#define	MAX_ADV_RADDRS   10
#define	MAX_ADV_COADDRS   10
Functions
int	main (int argc, char **argv)
Variables
int	opt_debug
int	iwspy_sock
int	bcast_sock
int	adver_sock
int	interval
char	ifname [IFNAMSIZ]
char	cache [ETH_ALEN *IW_MAX_SPY+1]

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Define Documentation

#define DEBUG_FLAG   '5'

Definition at line 50 of file iwspy-gather.c.

#define DEFAULT_INTERVAL   1000000

Definition at line 52 of file iwspy-gather.c.

Referenced by main().

#define MAX_ADV_COADDRS   10

Definition at line 159 of file iwspy-gather.c.

#define MAX_ADV_RADDRS   10

Definition at line 158 of file iwspy-gather.c.

#define TIME_ERROR   10000

Definition at line 51 of file iwspy-gather.c.

#define USAGE

Value:

"iwspy_gather [-h] [-v] -d <device_name> [-i <msecs>] [-l <seconds>]\n"\
"Options:\n"\
"\t-h\t\t\thelp (--help)\n"\
"\t-v\t\t\tverbose (--verbose)\n"\
"\t-d <name>\t\tdevice (--device)\n"\
"\t-i <milliseconds>\tchecking interval in milliseconds (--interval)\n"\
"\t-l <seconds>\t\tmonitoring length in seconds (--length)\n"

Definition at line 53 of file iwspy-gather.c.

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Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 263 of file iwspy-gather.c.

References cache, clean_up(), DEBUG(), DEBUG_FLAG, DEFAULT_INTERVAL, dyn_wireless_get_ifname(), ifname, interval, opt_debug, optarg, rec_init(), and USAGE.

{
        unsigned long length = 0;
        int ret = -1, c, oindex;
        struct timeval end;

        interval = -1;

        if (fopen("/var/run/dynamics_mn_read", "r") != NULL ||
            fopen("/var/run/dynamics_mn_admin", "r") != NULL) {
                fprintf(stderr, "Don't run Mobile Node and iwspy_gather "
                        "together. Exiting..\n");
                return 1;
        }
          
        /* parse arguments */
        while ((c = getopt_long(argc, argv, "i:d:hl:v", long_options, 
                                &oindex)) 
               != EOF) {
                switch (c) {
                case 'i': /* interval */
                        DEBUG(DEBUG_FLAG, "option i (Interval) with value"
                              " '%s'\n", optarg);
                        interval = atoi(optarg);
                        break;
                case 'd': /* device */
                        DEBUG(DEBUG_FLAG, "option d (Device) with value"
                              " '%s'\n", optarg);
                        ret = dyn_wireless_get_ifname(optarg, ifname);
                        break;
                case 'l': /* stop after <arg> seconds */
                        DEBUG(DEBUG_FLAG, "option l (Length) with value"
                              " '%s'\n", optarg);
                        length = atol(optarg);
                        if (length <= 0) {
                                fprintf(stderr, "length must be >0!\n");
                                return 1;
                        }
                        gettimeofday(&end, NULL);
                        length += end.tv_sec;
                        break;
                case 'v': /* verbose */
                        opt_debug = 1;
                        break;
                case 'h': /* Usage */
                default:
                        printf(USAGE);
                        return 1;
                }
        }

        /* interface given? */
        if (ret < 0) {
                fprintf(stderr, "No device argument!\n");
                printf(USAGE);
                return 1;
        } 

        /* decent range? */
        if (interval >= 0 && interval < 10) {
                fprintf(stderr, "Interval must be at least 10 msecs\n");
                return 2;
        }

        /* open sockets */
        if (init_sockets()) {
                fprintf(stderr, "Open socket(s) failed\n");
                return 3;
        }

        /* Setup signal handler */
        signal(SIGTERM, clean_up);
        signal(SIGINT, clean_up);
        signal(SIGHUP, clean_up);

        /* initialize quality recorder database */
        if (rec_init() < 0) {
                fprintf(stderr, "Recorder initialization failed!\n");
                return 4;
        }

        /* clear cache */
        memset(cache, 0, sizeof(cache));

        /* begin harvesting */
        if (interval < 0)
                collect_stats(DEFAULT_INTERVAL, length);
        else
                collect_stats((unsigned long)(interval*1000), length);

        clean_up(0);
        return 0;
}

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---

Variable Documentation

int adver_sock

Definition at line 74 of file iwspy-gather.c.

int bcast_sock

Definition at line 74 of file iwspy-gather.c.

char cache[ETH_ALEN *IW_MAX_SPY+1]

Definition at line 76 of file iwspy-gather.c.

Referenced by main().

char ifname[IFNAMSIZ]

Definition at line 75 of file iwspy-gather.c.

int interval

Definition at line 74 of file iwspy-gather.c.

Referenced by main().

int iwspy_sock

Definition at line 74 of file iwspy-gather.c.

int opt_debug

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