1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31
32__FBSDID("$FreeBSD: stable/11/contrib/telnet/libtelnet/misc.c 351432 2019-08-23 17:40:47Z emaste $");
33
34#ifndef lint
35#if 0
36static const char sccsid[] = "@(#)misc.c	8.1 (Berkeley) 6/4/93";
37#endif
38#endif /* not lint */
39
40#include <stdio.h>
41#include <stdlib.h>
42#include <string.h>
43
44#include "misc.h"
45#ifdef	AUTHENTICATION
46#include "auth.h"
47#endif
48#ifdef	ENCRYPTION
49#include "encrypt.h"
50#endif	/* ENCRYPTION */
51
52char *RemoteHostName;
53char *LocalHostName;
54char *UserNameRequested = 0;
55int ConnectedCount = 0;
56
57#ifndef AUTHENTICATION
58#define undef1 __unused
59#else
60#define undef1
61#endif
62
63void
64auth_encrypt_init(char *local, char *remote, const char *name undef1, int server undef1)
65{
66	RemoteHostName = remote;
67	LocalHostName = local;
68#ifdef	AUTHENTICATION
69	auth_init(name, server);
70#endif
71#ifdef	ENCRYPTION
72	encrypt_init(name, server);
73#endif	/* ENCRYPTION */
74	if (UserNameRequested) {
75		free(UserNameRequested);
76		UserNameRequested = 0;
77	}
78}
79
80#ifdef	ENCRYPTION
81void
82auth_encrypt_user(char *name)
83{
84	if (UserNameRequested)
85		free(UserNameRequested);
86	UserNameRequested = name ? strdup(name) : 0;
87}
88
89/* ARGSUSED */
90void
91auth_encrypt_connect(int cnt __unused)
92{
93}
94#endif	/* ENCRYPTION */
95
96void
97printd(const unsigned char *data, int cnt)
98{
99	if (cnt > 16)
100		cnt = 16;
101	while (cnt-- > 0) {
102		printf(" %02x", *data);
103		++data;
104	}
105}
106