Annotation of src/usr.bin/rsh/krcmd.c, Revision 1.3
1.3 ! millert 1: /* $OpenBSD: krcmd.c,v 1.2 2002/07/15 22:54:26 deraadt Exp $ */
1.1 deraadt 2: /* $NetBSD: krcmd.c,v 1.2 1995/03/21 07:58:36 cgd Exp $ */
3:
4: /*
5: * Copyright (c) 1989, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.3 ! millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #ifndef lint
34: #if 0
35: static char sccsid[] = "@(#)krcmd.c 8.1 (Berkeley) 6/6/93";
36: #else
1.3 ! millert 37: static char rcsid[] = "$OpenBSD: krcmd.c,v 1.2 2002/07/15 22:54:26 deraadt Exp $";
1.1 deraadt 38: #endif
39: #endif /* not lint */
40:
41: /*
42: * $Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
43: * 89/07/25 15:38:44 kfall Exp Locker: kfall
44: */
45:
46: #ifdef KERBEROS
47: #include <sys/types.h>
48: #include <sys/socket.h>
49:
50: #include <netinet/in.h>
51:
52: #include <des.h>
53: #include <kerberosIV/krb.h>
54:
55: #include <stdio.h>
56:
57: #define SERVICE_NAME "rcmd"
58:
59: int kcmd(int *, char **, u_short, char *, char *, char *, int *,
60: KTEXT, char *, char *, CREDENTIALS *, Key_schedule, MSG_DAT *,
61: struct sockaddr_in *, struct sockaddr_in *, long);
62: int krcmd(char **, u_short, char *, char *, int *, char *);
63: int krcmd_mutual(char **, u_short, char *, char *, int *, char *,
64: CREDENTIALS *, Key_schedule);
65:
66: /*
67: * krcmd: simplified version of Athena's "kcmd"
68: * returns a socket attached to the destination, -1 or krb error on error
69: * if fd2p is non-NULL, another socket is filled in for it
70: */
71: int
1.2 deraadt 72: krcmd(char **ahost, u_short rport, char *remuser, char *cmd, int *fd2p,
73: char *realm)
1.1 deraadt 74: {
1.2 deraadt 75: int sock = -1, err = 0;
1.1 deraadt 76: char myrealm[REALM_SZ];
1.2 deraadt 77: long authopts = 0L;
78: KTEXT_ST ticket;
1.1 deraadt 79:
1.2 deraadt 80: err = kcmd(&sock, ahost, rport, NULL, remuser, cmd, fd2p,
81: &ticket, SERVICE_NAME, realm, (CREDENTIALS *) NULL,
82: (void *) NULL, (MSG_DAT *) NULL, (struct sockaddr_in *) NULL,
83: (struct sockaddr_in *) NULL, authopts);
1.1 deraadt 84:
85: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
86: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
87: fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
88: return(-1);
89: }
90: if (err < 0)
91: return(-1);
92: return(sock);
93: }
94:
95: int
1.2 deraadt 96: krcmd_mutual(char **ahost, u_short rport, char *remuser, char *cmd, int *fd2p,
97: char *realm, CREDENTIALS *cred, Key_schedule sched)
1.1 deraadt 98: {
1.2 deraadt 99: struct sockaddr_in laddr, faddr;
1.1 deraadt 100: long authopts = KOPT_DO_MUTUAL;
101: char myrealm[REALM_SZ];
1.2 deraadt 102: KTEXT_ST ticket;
103: MSG_DAT msg_dat;
104: int sock, err;
105:
106: err = kcmd(&sock, ahost, rport, NULL, remuser, cmd, fd2p,
107: &ticket, SERVICE_NAME, realm, cred, sched, &msg_dat,
108: &laddr, &faddr, authopts);
1.1 deraadt 109:
110: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
111: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
112: fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
113: return(-1);
114: }
115:
116: if (err < 0)
117: return (-1);
118: return(sock);
119: }
120: #endif /* KERBEROS */
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