xref: /titanic_44/usr/src/lib/gss_mechs/mech_dh/dh_common/dh_nsl_tmpl.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  *	dh_nsl_tmpl.c
24  *
25  *	Copyright (c) 1997, by Sun Microsystems, Inc.
26  *	All rights reserved.
27  */
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 /*
32  * Entry points for key generation for libnsl. This file should
33  * be included in the file that defines the MODULUS, ROOT, and KEYLEN
34  * for an algorithm 0 mechanism.
35  */
36 
37 
38 /*
39  * The libnsl routine __gen_common_dhkeys_g generate a set of DES
40  * keys based on the DH common key given the ALGTYPE and KEYLEN. That
41  * routine will construct the mechanism name from those inputs and
42  * dlopen the mechanism library to grab this routine with dlsym. This
43  * routine will then be used to generate the common key from the
44  * supplied public key, private key, and passwd. This routine is
45  * just a wrapper to call the generic algorithm 0 key generation
46  * routine found in generic_key.c with KEYLEN and MODULUS specified.
47  */
48 
49 void
__dl_gen_common_dhkeys(char * xpublic,char * xsecret,des_block keys[],int keynum)50 __dl_gen_common_dhkeys(char *xpublic, char *xsecret,
51     des_block keys[], int keynum)
52 {
53 	__generic_common_dhkeys(xpublic, xsecret, KEYLEN,
54 				MODULUS, keys, keynum);
55 }
56 
57 /*
58  * The libnsl routine __gen_dhkeys_g generate a key pair for a given
59  * ALGTYPE and KEYLEN.  That routine will construct the mechanism
60  * name from those inputs and dlopen the mechanism to grab this routine. It
61  * will then use this routine to generate the key pair. This routine
62  * is just a wrapper that marshels the MODULUS, ROOT, and KEYLEN to the
63  * generic algorithm 0 key generation routine found in generic_key.c
64  */
65 
66 void
__dl_gen_dhkeys(char * xpublic,char * xsecret,char * passwd)67 __dl_gen_dhkeys(char *xpublic, char *xsecret, char *passwd)
68 {
69 	__generic_gen_dhkeys(KEYLEN, MODULUS, ROOT, xpublic, xsecret, passwd);
70 }
71