108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
/* $NetBSD: authenc.c,v 1.12 2003/08/07 11:16:07 agc Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)authenc.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: authenc.c,v 1.12 2003/08/07 11:16:07 agc Exp $");
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#endif
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#endif /* not lint */
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#if defined(AUTHENTICATION) || defined(ENCRYPTION)
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#include <unistd.h>
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#include <sys/types.h>
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#include <arpa/telnet.h>
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#include <libtelnet/encrypt.h>
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#include <libtelnet/misc.h>
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#include "general.h"
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#include "ring.h"
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#include "externs.h"
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#include "defines.h"
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#include "types.h"
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int
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telnet_net_write(unsigned char *str, int len)
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{
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if (NETROOM() > len) {
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ring_supply_data(&netoring, str, len);
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if (str[0] == IAC && str[1] == SE)
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printsub('>', &str[2], len-2);
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return(len);
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}
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return(0);
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}
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void
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net_encrypt(void)
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{
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#ifdef ENCRYPTION
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if (encrypt_output)
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ring_encrypt(&netoring, encrypt_output);
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else
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ring_clearto(&netoring);
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#endif /* ENCRYPTION */
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}
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int
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telnet_spin(void)
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{
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return(-1);
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}
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char *
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telnet_getenv(char *val)
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{
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return((char *)env_getvalue((unsigned char *)val));
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}
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char *
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telnet_gets(char *prompt, char *result, int length, int echo)
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{
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extern int globalmode;
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int om = globalmode;
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char *res;
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TerminalNewMode(-1);
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if (echo) {
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printf("%s", prompt);
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res = fgets(result, length, stdin);
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} else if ((res = getpass(prompt)) != NULL) {
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strlcpy(result, res, length);
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res = result;
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}
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TerminalNewMode(om);
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return(res);
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}
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#endif /* defined(AUTHENTICATION) || defined(ENCRYPTION) */
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