File: decode_telnet.c

package info (click to toggle)
dsniff 2.4b1%2Bdebian-18
  • links: PTS
  • area: main
  • in suites: lenny, squeeze
  • size: 1,064 kB
  • ctags: 971
  • sloc: ansic: 10,345; sh: 4,834; makefile: 166
file content (37 lines) | stat: -rw-r--r-- 573 bytes parent folder | download | duplicates (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/*
 * decode_telnet.c
 *
 * Telnet.
 *
 * Copyright (c) 2000 Dug Song <dugsong@monkey.org>
 *
 * $Id: decode_telnet.c,v 1.5 2001/03/15 08:33:03 dugsong Exp $
 */

#include "config.h"

#include <sys/types.h>

#include <stdio.h>
#include <string.h>

#include "options.h"
#include "decode.h"

int
decode_telnet(u_char *buf, int len, u_char *obuf, int olen)
{
	if ((len = strip_telopts(buf, len)) == 0)
		return (0);

	if (!is_ascii_string(buf, len))
		return (0);
	
	if (strip_lines(buf, Opt_lines) < 2)
		return (0);
	
	strlcpy(obuf, buf, olen);
	
	return (strlen(obuf));
}