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Annotation of 43BSDReno/usr.bin/rlogin/krcmd.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1989 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that: (1) source distributions retain this entire copyright
                      7:  * notice and comment, and (2) distributions including binaries display
                      8:  * the following acknowledgement:  ``This product includes software
                      9:  * developed by the University of California, Berkeley and its contributors''
                     10:  * in the documentation or other materials provided with the distribution
                     11:  * and in all advertising materials mentioning features or use of this
                     12:  * software. Neither the name of the University nor the names of its
                     13:  * contributors may be used to endorse or promote products derived
                     14:  * from this software without specific prior written permission.
                     15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     16:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     18:  */
                     19: 
                     20: #ifndef lint
                     21: static char sccsid[] = "@(#)krcmd.c    1.5 (Berkeley) 6/1/90";
                     22: #endif /* not lint */
                     23: 
                     24: /*
                     25:  *     $Source: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v $
                     26:  *     $Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1
                     27:  *             89/07/25 15:38:44 kfall Exp Locker: kfall $
                     28:  * static char *rcsid_kcmd_c =
                     29:  * "$Header: /mit/kerberos/ucb/mit/kcmd/RCS/krcmd.c,v 5.1 89/07/25 15:38:44
                     30:  *     kfall Exp Locker: kfall $";
                     31:  */
                     32: 
                     33: #include <sys/types.h>
                     34: #include <stdio.h>
                     35: #include <kerberosIV/des.h>
                     36: #include <kerberosIV/krb.h>
                     37: 
                     38: #define        SERVICE_NAME    "rcmd"
                     39: 
                     40: /*
                     41:  * krcmd: simplified version of Athena's "kcmd"
                     42:  *     returns a socket attached to the destination, -1 or krb error on error 
                     43:  *     if fd2p is non-NULL, another socket is filled in for it
                     44:  */
                     45: 
                     46: int
                     47: krcmd(ahost, rport, remuser, cmd, fd2p, realm)
                     48:        char    **ahost;
                     49:        u_short rport;
                     50:        char    *remuser, *cmd;
                     51:        int     *fd2p;
                     52:        char    *realm;
                     53: {
                     54:        int             sock = -1, err = 0;
                     55:        KTEXT_ST        ticket;
                     56:        long            authopts = 0L;
                     57: 
                     58:        err = kcmd(
                     59:                &sock,
                     60:                ahost,
                     61:                rport,
                     62:                NULL,   /* locuser not used */
                     63:                remuser,
                     64:                cmd,
                     65:                fd2p,
                     66:                &ticket,
                     67:                SERVICE_NAME,
                     68:                realm,
                     69:                (CREDENTIALS *)  NULL,          /* credentials not used */
                     70:                (bit_64 *) NULL,                /* key schedule not used */
                     71:                (MSG_DAT *) NULL,               /* MSG_DAT not used */
                     72:                (struct sockaddr_in *) NULL,    /* local addr not used */
                     73:                (struct sockaddr_in *) NULL,    /* foreign addr not used */
                     74:                authopts
                     75:        );
                     76: 
                     77:        if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
                     78:                fprintf(stderr, "krcmd: %s\n", krb_err_txt[err]);
                     79:                return(-1);
                     80:        }
                     81:        if (err < 0)
                     82:                return(-1);
                     83:        return(sock);
                     84: }
                     85: 
                     86: #include <sys/socket.h>
                     87: #include <netinet/in.h>
                     88: 
                     89: int
                     90: krcmd_mutual(ahost, rport, remuser, cmd, fd2p, realm, cred, sched)
                     91:        char            **ahost;
                     92:        u_short         rport;
                     93:        char            *remuser, *cmd;
                     94:        int             *fd2p;
                     95:        char            *realm;
                     96:        CREDENTIALS     *cred;
                     97:        Key_schedule    sched;
                     98: {
                     99:        int             sock, err;
                    100:        KTEXT_ST        ticket;
                    101:        MSG_DAT         msg_dat;
                    102:        struct sockaddr_in      laddr, faddr;
                    103:        long authopts = KOPT_DO_MUTUAL;
                    104: 
                    105:        err = kcmd(
                    106:                &sock,
                    107:                ahost,
                    108:                rport,
                    109:                NULL,   /* locuser not used */
                    110:                remuser,
                    111:                cmd,
                    112:                fd2p,
                    113:                &ticket,
                    114:                SERVICE_NAME,
                    115:                realm,
                    116:                cred,           /* filled in */
                    117:                sched,          /* filled in */
                    118:                &msg_dat,       /* filled in */
                    119:                &laddr,         /* filled in */
                    120:                &faddr,         /* filled in */
                    121:                authopts
                    122:        );
                    123: 
                    124:        if (err > KSUCCESS && err < MAX_KRB_ERRORS) {
                    125:                fprintf(stderr, "krcmd_mutual: %s\n", krb_err_txt[err]);
                    126:                return(-1);
                    127:        }
                    128: 
                    129:        if (err < 0)
                    130:                return (-1);
                    131:        return(sock);
                    132: }

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