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Annotation of src/usr.bin/telnet/misc.c, Revision 1.2

1.1       deraadt     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:
                     30: /* $KTH: misc.c,v 1.15 2000/01/25 23:24:58 assar Exp $ */
                     31:
                     32: #include <stdio.h>
                     33: #include <stdlib.h>
                     34: #include <string.h>
                     35: #include <err.h>
                     36: #include "misc.h"
                     37: #include "auth.h"
                     38: #include "encrypt.h"
                     39:
                     40:
                     41: const char *RemoteHostName;
                     42: const char *LocalHostName;
                     43: char *UserNameRequested = 0;
                     44: int ConnectedCount = 0;
                     45:
                     46: void
                     47: auth_encrypt_init(const char *local, const char *remote, const char *name,
                     48:                  int server)
                     49: {
                     50:     RemoteHostName = remote;
                     51:     LocalHostName = local;
                     52: #ifdef AUTHENTICATION
                     53:     auth_init(name, server);
                     54: #endif
                     55: #ifdef ENCRYPTION
                     56:     encrypt_init(name, server);
                     57: #endif
                     58:     if (UserNameRequested) {
                     59:        free(UserNameRequested);
                     60:        UserNameRequested = 0;
                     61:     }
                     62: }
                     63:
                     64: void
                     65: auth_encrypt_user(const char *name)
                     66: {
                     67:     if (UserNameRequested)
                     68:        free(UserNameRequested);
                     69:     UserNameRequested = name ? strdup(name) : 0;
                     70: }
                     71:
                     72: void
                     73: auth_encrypt_connect(int cnt)
                     74: {
                     75: }
                     76:
                     77: void
                     78: printd(const unsigned char *data, int cnt)
                     79: {
                     80:     if (cnt > 16)
                     81:        cnt = 16;
                     82:     while (cnt-- > 0) {
                     83:        printf(" %02x", *data);
                     84:        ++data;
                     85:     }
                     86: }
                     87:
                     88: /* This is stolen from libroken; it's the only thing actually needed from
                     89:  * libroken.
                     90:  */
                     91: void
                     92: esetenv(const char *var, const char *val, int rewrite)
                     93: {
                     94:     if (setenv ((char *)var, (char *)val, rewrite))
                     95:         errx (1, "failed setting environment variable %s", var);
                     96: }