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hping2

    1: /* 
    2:  * $smu-mark$ 
    3:  * $name: datahandler.c$ 
    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:  * $date: Fri Nov  5 11:55:47 MET 1999$ 
    8:  * $rev: 8$ 
    9:  */ 
   10: 
   11: #include <string.h>
   12: 
   13: #include "hping2.h"
   14: #include "globals.h"
   15: 
   16: void data_handler(char *data, int data_size)
   17: {
   18: 	if (opt_listenmode) { /* send an HCMP */
   19: 		memcpy(data, rsign, signlen); /* ok, write own reverse sign */
   20: 		data+=signlen;
   21: 		data_size-=signlen;
   22: 		memcpy(data, hcmphdr_p, data_size);
   23: 		return; /* done */
   24: 	}
   25: 
   26: 	if (opt_sign) {
   27: 		memcpy(data, sign, signlen); /* lenght pre-checked */
   28: 		data+=signlen;
   29: 		data_size-=signlen;
   30: 	}
   31: 
   32: 	if (data_size == 0)
   33: 		return; /* there is not space left */
   34: 
   35: 	if (opt_datafromfile)
   36: 		datafiller(data, data_size);
   37: 	else
   38: 		memset(data, 'X', data_size);
   39: }