#include "def"
main(argc, argv )
int argc;
char *argv[];

{
   int sd, psd;
   struct   sockaddr_in ServerInfo;
   struct   sockaddr_in ClientInfo;
   char   buf[1024];
   char   cmd[1024];
   int    cc;
   int len;

    if (argc !=  2) {
       printf("Usage simcloseServer <port>\n");
       exit (-1);
    }


   sd = socket (AF_INET,SOCK_STREAM,0);
   ServerInfo.sin_family = AF_INET;
   ServerInfo.sin_addr.s_addr = htonl(INADDR_ANY);
   ServerInfo.sin_port = htons(atoi(argv[1]));
   if ( bind( sd, (SA *) &ServerInfo, sizeof(ServerInfo) ) < 0) {
           printf("bind error\n");
           exit(-1);
   }
   listen(sd,1);
   for (;;) {
      printf("accepting...\n\n\n\n");
      len = sizeof(ClientInfo);
      if ((psd = accept(sd, (SA *) &ClientInfo, &len)) < -1) {
          perror("error accepting");
      }
sprintf (cmd, "netstat -a | grep %d | awk -F\" \" '{print $1, $2, $7}' \n", ntohs(ClientInfo.sin_port) );
   printf(cmd);
      close (psd);
   printf("Closed socket\n");
      system(cmd);
   }
}