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hping2

    1: /* 
    2:  * $smu-mark$ 
    3:  * $name: binding.c$ 
    4:  * $author: Salvatore Sanfilippo <antirez@invece.org>$ 
    5:  * $copyright: Copyright (C) 1999 by Salvatore Sanfilippo$ 
    6:  * $license: This software is under GPL version 2 of license$ 
    7:  * $date: Fri Nov  5 11:55:46 MET 1999$ 
    8:  * $rev: 11$ 
    9:  */ 
   10: 
   11: #include <stdio.h>
   12: #include <time.h>
   13: #include <signal.h>
   14: #include <errno.h>
   15: 
   16: #include "hping2.h"
   17: #include "globals.h"
   18: 
   19: void inc_destparm(int sid)
   20: {
   21: 	static long sec = 0;
   22: 	static long usec = 0;
   23: 	int *p;
   24: 	int errno_save = errno;
   25: 
   26: 	switch (ctrlzbind) {
   27: 	case BIND_DPORT:
   28: 		p = &dst_port;
   29: 		break;
   30: 	case BIND_TTL:
   31: 		p = &src_ttl;
   32: 		break;
   33: 	default:
   34: 		printf("error binding ctrl+z\n");
   35: 		/* errno = errno_save; */
   36: 		return;
   37: 	}
   38: 
   39: 	if ( (time(NULL) == sec) && ((get_usec() - usec) < 200000) ) {
   40: 		if (*p > 0)
   41: 			(*p)-=2;
   42: 		if (*p < 0)
   43: 			*p=0;
   44: 	} else
   45: 		(*p)++;
   46: 	
   47: 	printf("\b\b\b\b\b\b\b\b\b");
   48: 	printf("%d: ", *p);
   49: 	fflush(stdout);
   50: 
   51: 	sec = time(NULL);
   52: 	usec = get_usec();
   53: 	signal(SIGTSTP, inc_destparm);
   54: 	errno = errno_save;
   55: }