lib/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. 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  * @(#)misc.c   8.1 (Berkeley) 6/4/93
  30  * $FreeBSD: src/crypto/telnet/libtelnet/misc.c,v 1.2.8.2 2002/04/13 10:59:07 markm Exp $
  31  */
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36
  37 #include "misc.h"
  38 #ifdef  AUTHENTICATION
  39 #include "auth.h"
  40 #endif
  41 #ifdef  ENCRYPTION
  42 #include "encrypt.h"
  43 #endif  /* ENCRYPTION */
  44
  45 char *RemoteHostName;
  46 char *LocalHostName;
  47 char *UserNameRequested = NULL;
  48 int ConnectedCount = 0;
  49
  50 #ifndef AUTHENTICATION
  51 #define undef1 __unused
  52 #else
  53 #define undef1
  54 #endif
  55
  56 void
  57 auth_encrypt_init(char *local, char *remote, const char *name undef1, int server undef1)
  58 {
  59         RemoteHostName = remote;
  60         LocalHostName = local;
  61 #ifdef  AUTHENTICATION
  62         auth_init(name, server);
  63 #endif
  64 #ifdef  ENCRYPTION
  65         encrypt_init(name, server);
  66 #endif  /* ENCRYPTION */
  67         if (UserNameRequested) {
  68                 free(UserNameRequested);
  69                 UserNameRequested = NULL;
  70         }
  71 }
  72
  73 #ifdef  ENCRYPTION
  74 void
  75 auth_encrypt_user(char *name)
  76 {
  77         if (UserNameRequested)
  78                 free(UserNameRequested);
  79         UserNameRequested = name ? strdup(name) : NULL;
  80 }
  81
  82 void
  83 auth_encrypt_connect(int cnt __unused)
  84 {
  85 }
  86 #endif  /* ENCRYPTION */
  87
  88 void
  89 printd(const unsigned char *data, int cnt)
  90 {
  91         if (cnt > 16)
  92                 cnt = 16;
  93         while (cnt-- > 0) {
  94                 printf(" %02x", *data);
  95                 ++data;
  96         }
  97 }