crypt_client.c revision 26219 
1/*
2 * Copyright (c) 1996
3 *	Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
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 Bill Paul 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 Bill Paul 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 *	$Id$
33 */
34
35#include <sys/types.h>
36#include <rpc/des_crypt.h>
37#include <rpc/des.h>
38#include <string.h>
39#include <rpcsvc/crypt.h>
40
41#ifndef lint
42static const char rcsid[] = "$Id$";
43#endif
44
45#ifndef KEYSERVSOCK
46#define KEYSERVSOCK "/var/run/keyservsock"
47#endif
48
49int
50_des_crypt_call(buf, len, dparms)
51	char *buf;
52	int len;
53	struct desparams *dparms;
54{
55	CLIENT *clnt;
56	desresp  *result_1;
57	desargs  des_crypt_1_arg;
58	int	stat;
59
60	clnt = clnt_create(KEYSERVSOCK, CRYPT_PROG, CRYPT_VERS, "unix");
61	if (clnt == (CLIENT *) NULL) {
62		return(DESERR_HWERROR);
63	}
64
65	des_crypt_1_arg.desbuf.desbuf_len = len;
66	des_crypt_1_arg.desbuf.desbuf_val = buf;
67	des_crypt_1_arg.des_dir = dparms->des_dir;
68	des_crypt_1_arg.des_mode = dparms->des_mode;
69	bcopy(dparms->des_ivec, des_crypt_1_arg.des_ivec, 8);
70	bcopy(dparms->des_key, des_crypt_1_arg.des_key, 8);
71
72	result_1 = des_crypt_1(&des_crypt_1_arg, clnt);
73	if (result_1 == (desresp *) NULL) {
74		return(DESERR_HWERROR);
75	}
76
77	stat = result_1->stat;
78
79	if (result_1->stat == DESERR_NONE ||
80	    result_1->stat == DESERR_NOHWDEVICE) {
81		bcopy(result_1->desbuf.desbuf_val, buf, len);
82		bcopy(result_1->des_ivec, dparms->des_ivec, 8);
83	}
84
85	clnt_freeres(clnt, xdr_desresp, (char *)result_1);
86	clnt_destroy(clnt);
87
88	return(stat);
89}
90