Annotation of src/usr.bin/rlogin/krcmd.c, Revision 1.1
1.1 ! deraadt 1: /* $NetBSD: krcmd.c,v 1.2 1995/03/21 07:58:36 cgd Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 1989, 1993
! 5: * The Regents of the University of California. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: * 3. All advertising materials mentioning features or use of this software
! 16: * must display the following acknowledgement:
! 17: * This product includes software developed by the University of
! 18: * California, Berkeley and its contributors.
! 19: * 4. Neither the name of the University nor the names of its contributors
! 20: * may be used to endorse or promote products derived from this software
! 21: * without specific prior written permission.
! 22: *
! 23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 33: * SUCH DAMAGE.
! 34: */
! 35:
! 36: #ifndef lint
! 37: #if 0
! 38: static char sccsid[] = "@(#)krcmd.c 8.1 (Berkeley) 6/6/93";
! 39: #else
! 40: static char rcsid[] = "$NetBSD: krcmd.c,v 1.2 1995/03/21 07:58:36 cgd Exp $";
! 41: #endif
! 42: #endif /* not lint */
! 43:
! 44: /*
! 45: * $Source: /a/cvsroot/src/usr.bin/rlogin/krcmd.c,v
! 46: * $Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
! 47: * 89/07/25 15:38:44 kfall Exp Locker: kfall
! 48: * static char *rcsid_kcmd_c =
! 49: * "$Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1 89/07/25 15:38:44
! 50: * kfall Exp Locker: kfall ";
! 51: */
! 52:
! 53: #ifdef KERBEROS
! 54: #include <sys/types.h>
! 55: #ifdef CRYPT
! 56: #include <sys/socket.h>
! 57: #endif
! 58:
! 59: #include <netinet/in.h>
! 60:
! 61: #include <kerberosIV/des.h>
! 62: #include <kerberosIV/krb.h>
! 63:
! 64: #include <stdio.h>
! 65:
! 66: #define SERVICE_NAME "rcmd"
! 67:
! 68: int kcmd __P((int *, char **, u_short, char *, char *, char *, int *,
! 69: KTEXT, char *, char *, CREDENTIALS *, Key_schedule, MSG_DAT *,
! 70: struct sockaddr_in *, struct sockaddr_in *, long));
! 71:
! 72: /*
! 73: * krcmd: simplified version of Athena's "kcmd"
! 74: * returns a socket attached to the destination, -1 or krb error on error
! 75: * if fd2p is non-NULL, another socket is filled in for it
! 76: */
! 77:
! 78: int
! 79: krcmd(ahost, rport, remuser, cmd, fd2p, realm)
! 80: char **ahost;
! 81: u_short rport;
! 82: char *remuser, *cmd;
! 83: int *fd2p;
! 84: char *realm;
! 85: {
! 86: int sock = -1, err = 0;
! 87: KTEXT_ST ticket;
! 88: long authopts = 0L;
! 89:
! 90: err = kcmd(
! 91: &sock,
! 92: ahost,
! 93: rport,
! 94: NULL, /* locuser not used */
! 95: remuser,
! 96: cmd,
! 97: fd2p,
! 98: &ticket,
! 99: SERVICE_NAME,
! 100: realm,
! 101: (CREDENTIALS *) NULL, /* credentials not used */
! 102: (bit_64 *) NULL, /* key schedule not used */
! 103: (MSG_DAT *) NULL, /* MSG_DAT not used */
! 104: (struct sockaddr_in *) NULL, /* local addr not used */
! 105: (struct sockaddr_in *) NULL, /* foreign addr not used */
! 106: authopts
! 107: );
! 108:
! 109: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
! 110: fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
! 111: return(-1);
! 112: }
! 113: if (err < 0)
! 114: return(-1);
! 115: return(sock);
! 116: }
! 117:
! 118: #ifdef CRYPT
! 119: int
! 120: krcmd_mutual(ahost, rport, remuser, cmd, fd2p, realm, cred, sched)
! 121: char **ahost;
! 122: u_short rport;
! 123: char *remuser, *cmd;
! 124: int *fd2p;
! 125: char *realm;
! 126: CREDENTIALS *cred;
! 127: Key_schedule sched;
! 128: {
! 129: int sock, err;
! 130: KTEXT_ST ticket;
! 131: MSG_DAT msg_dat;
! 132: struct sockaddr_in laddr, faddr;
! 133: long authopts = KOPT_DO_MUTUAL;
! 134:
! 135: err = kcmd(
! 136: &sock,
! 137: ahost,
! 138: rport,
! 139: NULL, /* locuser not used */
! 140: remuser,
! 141: cmd,
! 142: fd2p,
! 143: &ticket,
! 144: SERVICE_NAME,
! 145: realm,
! 146: cred, /* filled in */
! 147: sched, /* filled in */
! 148: &msg_dat, /* filled in */
! 149: &laddr, /* filled in */
! 150: &faddr, /* filled in */
! 151: authopts
! 152: );
! 153:
! 154: if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
! 155: fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
! 156: return(-1);
! 157: }
! 158:
! 159: if (err < 0)
! 160: return (-1);
! 161: return(sock);
! 162: }
! 163: #endif /* CRYPT */
! 164: #endif /* KERBEROS */
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