src/libs/libtelnet/misc.c

   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 <sys/cdefs.h>
  35
  36 __FBSDID("$FreeBSD: src/contrib/telnet/libtelnet/misc.c,v 1.8 2002/06/26 17:05:08 markm Exp $");
  37
  38 #ifndef lint
  39 #if 0
  40 static const char sccsid[] = "@(#)misc.c        8.1 (Berkeley) 6/4/93";
  41 #endif
  42 #endif /* not lint */
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47
  48 #include "misc.h"
  49 #ifdef  AUTHENTICATION
  50 #include "auth.h"
  51 #endif
  52 #ifdef  ENCRYPTION
  53 #include "encrypt.h"
  54 #endif  /* ENCRYPTION */
  55
  56 char *RemoteHostName;
  57 char *LocalHostName;
  58 char *UserNameRequested = 0;
  59 int ConnectedCount = 0;
  60
  61 #ifndef AUTHENTICATION
  62 #define undef1 __unused
  63 #else
  64 #define undef1
  65 #endif
  66
  67 void
  68 auth_encrypt_init(char *local, char *remote, const char *name undef1, int server undef1)
  69 {
  70         RemoteHostName = remote;
  71         LocalHostName = local;
  72 #ifdef  AUTHENTICATION
  73         auth_init(name, server);
  74 #endif
  75 #ifdef  ENCRYPTION
  76         encrypt_init(name, server);
  77 #endif  /* ENCRYPTION */
  78         if (UserNameRequested) {
  79                 free(UserNameRequested);
  80                 UserNameRequested = 0;
  81         }
  82 }
  83
  84 #ifdef  ENCRYPTION
  85 void
  86 auth_encrypt_user(char *name)
  87 {
  88         if (UserNameRequested)
  89                 free(UserNameRequested);
  90         UserNameRequested = name ? strdup(name) : 0;
  91 }
  92
  93 /* ARGSUSED */
  94 void
  95 auth_encrypt_connect(int cnt __unused)
  96 {
  97 }
  98 #endif  /* ENCRYPTION */
  99
 100 void
 101 printd(const unsigned char *data, int cnt)
 102 {
 103         if (cnt > 16)
 104                 cnt = 16;
 105         while (cnt-- > 0) {
 106                 printf(" %02x", *data);
 107                 ++data;
 108         }
 109 }