NetBSD/usr.bin/rlogin/krcmd.c

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/* $NetBSD: krcmd.c,v 1.2 1995/03/21 07:58:36 cgd Exp $ */
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/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
#ifndef lint
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#if 0
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static char sccsid[] = "@(#)krcmd.c 8.1 (Berkeley) 6/6/93";
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#else
static char rcsid[] = "$NetBSD: krcmd.c,v 1.2 1995/03/21 07:58:36 cgd Exp $";
#endif
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#endif /* not lint */
/*
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* $Source: /a/cvsroot/src/usr.bin/rlogin/krcmd.c,v
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* $Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
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* 89/07/25 15:38:44 kfall Exp Locker: kfall
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* static char *rcsid_kcmd_c =
* "$Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1 89/07/25 15:38:44
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* kfall Exp Locker: kfall ";
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*/
#ifdef KERBEROS
#include <sys/types.h>
#ifdef CRYPT
#include <sys/socket.h>
#endif
#include <netinet/in.h>
#include <kerberosIV/des.h>
#include <kerberosIV/krb.h>
#include <stdio.h>
#define SERVICE_NAME "rcmd"
int kcmd __P((int *, char **, u_short, char *, char *, char *, int *,
KTEXT, char *, char *, CREDENTIALS *, Key_schedule, MSG_DAT *,
struct sockaddr_in *, struct sockaddr_in *, long));
/*
* krcmd: simplified version of Athena's "kcmd"
* returns a socket attached to the destination, -1 or krb error on error
* if fd2p is non-NULL, another socket is filled in for it
*/
int
krcmd(ahost, rport, remuser, cmd, fd2p, realm)
char **ahost;
u_short rport;
char *remuser, *cmd;
int *fd2p;
char *realm;
{
int sock = -1, err = 0;
KTEXT_ST ticket;
long authopts = 0L;
err = kcmd(
&sock,
ahost,
rport,
NULL, /* locuser not used */
remuser,
cmd,
fd2p,
&ticket,
SERVICE_NAME,
realm,
(CREDENTIALS *) NULL, /* credentials not used */
(bit_64 *) NULL, /* key schedule not used */
(MSG_DAT *) NULL, /* MSG_DAT not used */
(struct sockaddr_in *) NULL, /* local addr not used */
(struct sockaddr_in *) NULL, /* foreign addr not used */
authopts
);
if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
return(-1);
}
if (err < 0)
return(-1);
return(sock);
}
#ifdef CRYPT
int
krcmd_mutual(ahost, rport, remuser, cmd, fd2p, realm, cred, sched)
char **ahost;
u_short rport;
char *remuser, *cmd;
int *fd2p;
char *realm;
CREDENTIALS *cred;
Key_schedule sched;
{
int sock, err;
KTEXT_ST ticket;
MSG_DAT msg_dat;
struct sockaddr_in laddr, faddr;
long authopts = KOPT_DO_MUTUAL;
err = kcmd(
&sock,
ahost,
rport,
NULL, /* locuser not used */
remuser,
cmd,
fd2p,
&ticket,
SERVICE_NAME,
realm,
cred, /* filled in */
sched, /* filled in */
&msg_dat, /* filled in */
&laddr, /* filled in */
&faddr, /* filled in */
authopts
);
if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
return(-1);
}
if (err < 0)
return (-1);
return(sock);
}
#endif /* CRYPT */
#endif /* KERBEROS */