Annotation of src/usr.bin/rsh/krcmd.c, Revision 1.2
1.2 ! deraadt 1: /* $OpenBSD: krcmd.c,v 1.1 2002/05/06 22:23:53 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
1.2 ! deraadt 41: static char rcsid[] = "$OpenBSD: krcmd.c,v 1.1 2002/05/06 22:23:53 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 <des.h>
57: #include <kerberosIV/krb.h>
58:
59: #include <stdio.h>
60:
61: #define SERVICE_NAME "rcmd"
62:
63: int kcmd(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: int krcmd(char **, u_short, char *, char *, int *, char *);
67: int krcmd_mutual(char **, u_short, char *, char *, int *, char *,
68: CREDENTIALS *, Key_schedule);
69:
70: /*
71: * krcmd: simplified version of Athena's "kcmd"
72: * returns a socket attached to the destination, -1 or krb error on error
73: * if fd2p is non-NULL, another socket is filled in for it
74: */
75: int
1.2 ! deraadt 76: krcmd(char **ahost, u_short rport, char *remuser, char *cmd, int *fd2p,
! 77: char *realm)
1.1 deraadt 78: {
1.2 ! deraadt 79: int sock = -1, err = 0;
1.1 deraadt 80: char myrealm[REALM_SZ];
1.2 ! deraadt 81: long authopts = 0L;
! 82: KTEXT_ST ticket;
1.1 deraadt 83:
1.2 ! deraadt 84: err = kcmd(&sock, ahost, rport, NULL, remuser, cmd, fd2p,
! 85: &ticket, SERVICE_NAME, realm, (CREDENTIALS *) NULL,
! 86: (void *) NULL, (MSG_DAT *) NULL, (struct sockaddr_in *) NULL,
! 87: (struct sockaddr_in *) NULL, authopts);
1.1 deraadt 88:
89: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
90: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
91: fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
92: return(-1);
93: }
94: if (err < 0)
95: return(-1);
96: return(sock);
97: }
98:
99: int
1.2 ! deraadt 100: krcmd_mutual(char **ahost, u_short rport, char *remuser, char *cmd, int *fd2p,
! 101: char *realm, CREDENTIALS *cred, Key_schedule sched)
1.1 deraadt 102: {
1.2 ! deraadt 103: struct sockaddr_in laddr, faddr;
1.1 deraadt 104: long authopts = KOPT_DO_MUTUAL;
105: char myrealm[REALM_SZ];
1.2 ! deraadt 106: KTEXT_ST ticket;
! 107: MSG_DAT msg_dat;
! 108: int sock, err;
! 109:
! 110: err = kcmd(&sock, ahost, rport, NULL, remuser, cmd, fd2p,
! 111: &ticket, SERVICE_NAME, realm, cred, sched, &msg_dat,
! 112: &laddr, &faddr, authopts);
1.1 deraadt 113:
114: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
115: if (krb_get_lrealm(myrealm, 0) == KSUCCESS)
116: fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
117: return(-1);
118: }
119:
120: if (err < 0)
121: return (-1);
122: return(sock);
123: }
124: #endif /* KERBEROS */
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