/*- * Copyright (c) 1991, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)authenc.c 8.2 (Berkeley) 5/30/95 * $FreeBSD: src/crypto/telnet/telnetd/authenc.c,v 1.4.2.2 2002/04/13 10:59:08 markm Exp $ */ #ifdef AUTHENTICATION #ifdef ENCRYPTION /* Above "#ifdef"s actually "or"'ed together. XXX MarkM */ #include "telnetd.h" #include extern void (*encrypt_output)(unsigned char *, int); int net_write(unsigned char *str, int len) { if (nfrontp + len < netobuf + BUFSIZ) { output_datalen(str, len); return(len); } return(0); } void net_encrypt(void) { #ifdef ENCRYPTION char *s = (nclearto > nbackp) ? nclearto : nbackp; if (s < nfrontp && encrypt_output) { (*encrypt_output)((unsigned char *)s, nfrontp - s); } nclearto = nfrontp; #endif /* ENCRYPTION */ } int telnet_spin(void) { ttloop(); return(0); } char * telnet_getenv(char *val) { return(getenv(val)); } char * telnet_gets(const char *prompt __unused, char *result __unused, int length __unused, int echo __unused) { return(NULL); } #endif /* ENCRYPTION */ #endif /* AUTHENTICATION */