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 
33 //#include <sys/cdefs.h>
34 
35 #include <wintirpc.h>
36 //#include <err.h>
37 #include <sys/types.h>
38 #include <rpc/des_crypt.h>
39 #include <rpc/des.h>
40 #include <string.h>
41 #include <rpcsvc/crypt.h>
42 
43 #include <netconfig.h>
44 
45 int
46 _des_crypt_call(buf, len, dparms)
47 	char *buf;
48 	int len;
49 	struct desparams *dparms;
50 {
51 	CLIENT *clnt;
52 	desresp  *result_1;
53 	desargs  des_crypt_1_arg;
54 	struct netconfig *nconf;
55 	void *localhandle;
56 	int stat;
57 
58 	nconf = NULL;
59 	localhandle = setnetconfig();
60 	while ((nconf = getnetconfig(localhandle)) != NULL) {
61 		if (nconf->nc_protofmly != NULL &&
62 		     strcmp(nconf->nc_protofmly, NC_LOOPBACK) == 0)
63 			break;
64 	}
65 	if (nconf == NULL) {
66 		//warnx("getnetconfig: %s", nc_sperror());
67 		return(DESERR_HWERROR);
68 	}
69 	clnt = clnt_tp_create(NULL, CRYPT_PROG, CRYPT_VERS, nconf);
70 	if (clnt == (CLIENT *) NULL) {
71 		endnetconfig(localhandle);
72 		return(DESERR_HWERROR);
73 	}
74 	endnetconfig(localhandle);
75 
76 	des_crypt_1_arg.desbuf.desbuf_len = len;
77 	des_crypt_1_arg.desbuf.desbuf_val = buf;
78 	des_crypt_1_arg.des_dir = dparms->des_dir;
79 	des_crypt_1_arg.des_mode = dparms->des_mode;
80 	bcopy(dparms->des_ivec, des_crypt_1_arg.des_ivec, 8);
81 	bcopy(dparms->des_key, des_crypt_1_arg.des_key, 8);
82 
83 	result_1 = des_crypt_1(&des_crypt_1_arg, clnt);
84 	if (result_1 == (desresp *) NULL) {
85 		clnt_destroy(clnt);
86 		return(DESERR_HWERROR);
87 	}
88 
89 	stat = result_1->stat;
90 
91 	if (result_1->stat == DESERR_NONE ||
92 	    result_1->stat == DESERR_NOHWDEVICE) {
93 		bcopy(result_1->desbuf.desbuf_val, buf, len);
94 		bcopy(result_1->des_ivec, dparms->des_ivec, 8);
95 	}
96 
97 	clnt_freeres(clnt, (xdrproc_t)xdr_desresp, result_1);
98 	clnt_destroy(clnt);
99 
100 	return(stat);
101 }
102