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. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "telnetd.h"
35
36RCSID("$Id$");
37
38#ifdef AUTHENTICATION
39
40int
41telnet_net_write(unsigned char *str, int len)
42{
43    if (nfrontp + len < netobuf + BUFSIZ) {
44	memmove(nfrontp, str, len);
45	nfrontp += len;
46	return(len);
47    }
48    return(0);
49}
50
51void
52net_encrypt(void)
53{
54#ifdef ENCRYPTION
55    char *s = (nclearto > nbackp) ? nclearto : nbackp;
56    if (s < nfrontp && encrypt_output) {
57	(*encrypt_output)((unsigned char *)s, nfrontp - s);
58    }
59    nclearto = nfrontp;
60#endif
61}
62
63int
64telnet_spin(void)
65{
66    return ttloop();
67}
68
69char *
70telnet_getenv(const char *val)
71{
72    return(getenv(val));
73}
74
75char *
76telnet_gets(char *prompt, char *result, int length, int echo)
77{
78    return NULL;
79}
80#endif
81