1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/*
* Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* 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 Institute 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 INSTITUTE 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 INSTITUTE 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.
*/
/* $Id: rsh_locl.h,v 1.33 2003/04/16 20:05:39 lha Exp $ */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <assert.h>
#include <stdarg.h>
#include <ctype.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_NETINET_IN6_H
#include <netinet/in6.h>
#endif
#ifdef HAVE_NETINET6_IN6_H
#include <netinet6/in6.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_PWD_H
#include <pwd.h>
#endif
#ifdef HAVE_SHADOW_H
#include <shadow.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#include <errno.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYSLOG_H
#include <syslog.h>
#endif
#ifdef HAVE_PATHS_H
#include <paths.h>
#endif
#include <err.h>
#include <roken.h>
#include <getarg.h>
#ifdef KRB4
#include <krb.h>
#include <prot.h>
#endif
#ifdef KRB5
#include <krb5.h>
#include <krb5-private.h> /* for _krb5_{get,put}_int */
#endif
#include <kafs.h>
#ifndef _PATH_NOLOGIN
#define _PATH_NOLOGIN "/etc/nologin"
#endif
#ifndef _PATH_BSHELL
#define _PATH_BSHELL "/bin/sh"
#endif
#ifndef _PATH_DEFPATH
#define _PATH_DEFPATH "/usr/bin:/bin"
#endif
#ifndef _PATH_ETC_ENVIRONMENT
#define _PATH_ETC_ENVIRONMENT SYSCONFDIR "/environment"
#endif
/*
*
*/
enum auth_method { AUTH_KRB4, AUTH_KRB5, AUTH_BROKEN };
extern enum auth_method auth_method;
extern int do_encrypt;
#ifdef KRB5
extern krb5_context context;
extern krb5_keyblock *keyblock;
extern krb5_crypto crypto;
extern int key_usage;
extern void *ivec_in[2];
extern void *ivec_out[2];
void init_ivecs(int);
#endif
#ifdef KRB4
extern des_key_schedule schedule;
extern des_cblock iv;
#endif
#define KCMD_OLD_VERSION "KCMDV0.1"
#define KCMD_NEW_VERSION "KCMDV0.2"
#define USERNAME_SZ 16
#ifndef ARG_MAX
#define ARG_MAX 8192
#endif
#define RSH_BUFSIZ (5 * 1024) /* MIT kcmd can't handle larger buffers */
#define PATH_RSH BINDIR "/rsh"
#if defined(KRB4) || defined(KRB5)
ssize_t do_read (int, void*, size_t, void*);
ssize_t do_write (int, void*, size_t, void*);
#else
#define do_write(F, B, L, I) write((F), (B), (L))
#define do_read(F, B, L, I) read((F), (B), (L))
#endif
|
