1/*
2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
7 * Reserved.  This file contains Original Code and/or Modifications of
8 * Original Code as defined in and that are subject to the Apple Public
9 * Source License Version 1.0 (the 'License').  You may not use this file
10 * except in compliance with the License.  Please obtain a copy of the
11 * License at http://www.apple.com/publicsource and read it before using
12 * this file.
13 *
14 * The Original Code and all software distributed under the License are
15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
19 * License for the specific language governing rights and limitations
20 * under the License."
21 *
22 * @APPLE_LICENSE_HEADER_END@
23 */
24/*
25 * Copyright (c) 1989, 1993
26 *	The Regents of the University of California.  All rights reserved.
27 *
28 * Redistribution and use in source and binary forms, with or without
29 * modification, are permitted provided that the following conditions
30 * are met:
31 * 1. Redistributions of source code must retain the above copyright
32 *    notice, this list of conditions and the following disclaimer.
33 * 2. Redistributions in binary form must reproduce the above copyright
34 *    notice, this list of conditions and the following disclaimer in the
35 *    documentation and/or other materials provided with the distribution.
36 * 3. All advertising materials mentioning features or use of this software
37 *    must display the following acknowledgement:
38 *	This product includes software developed by the University of
39 *	California, Berkeley and its contributors.
40 * 4. Neither the name of the University nor the names of its contributors
41 *    may be used to endorse or promote products derived from this software
42 *    without specific prior written permission.
43 *
44 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
47 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54 * SUCH DAMAGE.
55 */
56
57
58/*
59 *	$Source: /Volumes/george/fs-svn/network_cmds/rlogin.tproj/krcmd.c,v $
60 *	$Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
61 *		89/07/25 15:38:44 kfall Exp Locker: kfall $
62 * static char *rcsid_kcmd_c =
63 * "$Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1 89/07/25 15:38:44
64 *	kfall Exp Locker: kfall $";
65 */
66
67#ifdef KERBEROS
68#include <sys/types.h>
69#ifdef CRYPT
70#include <sys/socket.h>
71#endif
72
73#include <netinet/in.h>
74
75#include <kerberosIV/des.h>
76#include <kerberosIV/krb.h>
77
78#include <stdio.h>
79
80#define	SERVICE_NAME	"rcmd"
81
82int	kcmd __P((int *, char **, u_short, char *, char *, char *, int *,
83	    KTEXT, char *, char *, CREDENTIALS *, Key_schedule, MSG_DAT *,
84	    struct sockaddr_in *, struct sockaddr_in *, long));
85
86/*
87 * krcmd: simplified version of Athena's "kcmd"
88 *	returns a socket attached to the destination, -1 or krb error on error
89 *	if fd2p is non-NULL, another socket is filled in for it
90 */
91
92int
93krcmd(ahost, rport, remuser, cmd, fd2p, realm)
94	char	**ahost;
95	u_short	rport;
96	char	*remuser, *cmd;
97	int	*fd2p;
98	char	*realm;
99{
100	int		sock = -1, err = 0;
101	KTEXT_ST	ticket;
102	long		authopts = 0L;
103
104	err = kcmd(
105		&sock,
106		ahost,
107		rport,
108		NULL,	/* locuser not used */
109		remuser,
110		cmd,
111		fd2p,
112		&ticket,
113		SERVICE_NAME,
114		realm,
115		(CREDENTIALS *)  NULL,		/* credentials not used */
116		(bit_64 *) NULL,		/* key schedule not used */
117		(MSG_DAT *) NULL,		/* MSG_DAT not used */
118		(struct sockaddr_in *) NULL,	/* local addr not used */
119		(struct sockaddr_in *) NULL,	/* foreign addr not used */
120		authopts
121	);
122
123	if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
124		fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
125		return(-1);
126	}
127	if (err < 0)
128		return(-1);
129	return(sock);
130}
131
132#ifdef CRYPT
133int
134krcmd_mutual(ahost, rport, remuser, cmd, fd2p, realm, cred, sched)
135	char		**ahost;
136	u_short		rport;
137	char		*remuser, *cmd;
138	int		*fd2p;
139	char		*realm;
140	CREDENTIALS	*cred;
141	Key_schedule	sched;
142{
143	int		sock, err;
144	KTEXT_ST	ticket;
145	MSG_DAT		msg_dat;
146	struct sockaddr_in	laddr, faddr;
147	long authopts = KOPT_DO_MUTUAL;
148
149	err = kcmd(
150		&sock,
151		ahost,
152		rport,
153		NULL,	/* locuser not used */
154		remuser,
155		cmd,
156		fd2p,
157		&ticket,
158		SERVICE_NAME,
159		realm,
160		cred,		/* filled in */
161		sched,		/* filled in */
162		&msg_dat,	/* filled in */
163		&laddr,		/* filled in */
164		&faddr,		/* filled in */
165		authopts
166	);
167
168	if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
169		fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
170		return(-1);
171	}
172
173	if (err < 0)
174		return (-1);
175	return(sock);
176}
177#endif /* CRYPT */
178#endif /* KERBEROS */
179