Annotation of src/usr.bin/rlogin/krcmd.c, Revision 1.5
1.5 ! tholo 1: /* $OpenBSD: krcmd.c,v 1.4 1996/07/22 10:09:25 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.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
38: #if 0
39: static char sccsid[] = "@(#)krcmd.c 8.1 (Berkeley) 6/6/93";
40: #else
1.5 ! tholo 41: static char rcsid[] = "$OpenBSD: krcmd.c,v 1.4 1996/07/22 10:09:25 deraadt Exp $";
1.1 deraadt 42: #endif
43: #endif /* not lint */
44:
45: /*
46: * $Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
47: * 89/07/25 15:38:44 kfall Exp Locker: kfall
48: */
49:
50: #ifdef KERBEROS
51: #include <sys/types.h>
52: #include <sys/socket.h>
53:
54: #include <netinet/in.h>
55:
56: #include <kerberosIV/des.h>
57: #include <kerberosIV/krb.h>
58:
59: #include <stdio.h>
60:
61: #define SERVICE_NAME "rcmd"
62:
63: int kcmd __P((int *, char **, u_short, char *, char *, char *, int *,
64: KTEXT, char *, char *, CREDENTIALS *, Key_schedule, MSG_DAT *,
65: struct sockaddr_in *, struct sockaddr_in *, long));
66:
67: /*
68: * krcmd: simplified version of Athena's "kcmd"
69: * returns a socket attached to the destination, -1 or krb error on error
70: * if fd2p is non-NULL, another socket is filled in for it
71: */
72:
73: int
74: krcmd(ahost, rport, remuser, cmd, fd2p, realm)
75: char **ahost;
76: u_short rport;
77: char *remuser, *cmd;
78: int *fd2p;
79: char *realm;
80: {
81: int sock = -1, err = 0;
82: KTEXT_ST ticket;
83: long authopts = 0L;
1.5 ! tholo 84: char myrealm[REALM_SZ];
1.1 deraadt 85:
86: err = kcmd(
87: &sock,
88: ahost,
89: rport,
90: NULL, /* locuser not used */
91: remuser,
92: cmd,
93: fd2p,
94: &ticket,
95: SERVICE_NAME,
96: realm,
97: (CREDENTIALS *) NULL, /* credentials not used */
98: (bit_64 *) NULL, /* key schedule not used */
99: (MSG_DAT *) NULL, /* MSG_DAT not used */
100: (struct sockaddr_in *) NULL, /* local addr not used */
101: (struct sockaddr_in *) NULL, /* foreign addr not used */
102: authopts
103: );
104:
105: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
1.5 ! tholo 106: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
! 107: fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
1.1 deraadt 108: return(-1);
109: }
110: if (err < 0)
111: return(-1);
112: return(sock);
113: }
114:
115: int
116: krcmd_mutual(ahost, rport, remuser, cmd, fd2p, realm, cred, sched)
117: char **ahost;
118: u_short rport;
119: char *remuser, *cmd;
120: int *fd2p;
121: char *realm;
122: CREDENTIALS *cred;
123: Key_schedule sched;
124: {
125: int sock, err;
126: KTEXT_ST ticket;
127: MSG_DAT msg_dat;
128: struct sockaddr_in laddr, faddr;
129: long authopts = KOPT_DO_MUTUAL;
1.5 ! tholo 130: char myrealm[REALM_SZ];
1.1 deraadt 131:
132: err = kcmd(
133: &sock,
134: ahost,
135: rport,
136: NULL, /* locuser not used */
137: remuser,
138: cmd,
139: fd2p,
140: &ticket,
141: SERVICE_NAME,
142: realm,
143: cred, /* filled in */
144: sched, /* filled in */
145: &msg_dat, /* filled in */
146: &laddr, /* filled in */
147: &faddr, /* filled in */
148: authopts
149: );
150:
151: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
1.5 ! tholo 152: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
! 153: fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
1.1 deraadt 154: return(-1);
155: }
156:
157: if (err < 0)
158: return (-1);
159: return(sock);
160: }
161: #endif /* KERBEROS */
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