source: trunk/third/openssh/dh.h @ 16801

Revision 16801, 1.7 KB checked in by ghudson, 23 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r16800, which included commits to RCS files with non-trunk default branches.
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1/*      $OpenBSD: dh.h,v 1.7 2001/06/26 17:27:23 markus Exp $   */
2
3/*
4 * Copyright (c) 2000 Niels Provos.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26#ifndef DH_H
27#define DH_H
28
29struct dhgroup {
30        int size;
31        BIGNUM *g;
32        BIGNUM *p;
33};
34
35DH      *choose_dh(int, int, int);
36DH      *dh_new_group_asc(const char *, const char *);
37DH      *dh_new_group(BIGNUM *, BIGNUM *);
38DH      *dh_new_group1(void);
39
40void     dh_gen_key(DH *, int);
41int      dh_pub_is_valid(DH *, BIGNUM *);
42
43int      dh_estimate(int);
44
45#define DH_GRP_MIN      1024
46#define DH_GRP_MAX      8192
47
48#endif
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