1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* dso_null.c */
2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * project 2000.
4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */
5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* ====================================================================
6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.
7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without
9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions
10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met:
11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the above copyright
13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    notice, this list of conditions and the following disclaimer.
14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright
16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    notice, this list of conditions and the following disclaimer in
17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    the documentation and/or other materials provided with the
18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    distribution.
19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this
21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    software must display the following acknowledgment:
22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    "This product includes software developed by the OpenSSL Project
23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    endorse or promote products derived from this software without
27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    prior written permission. For written permission, please contact
28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    licensing@OpenSSL.org.
29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5. Products derived from this software may not be called "OpenSSL"
31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    nor may "OpenSSL" appear in their names without prior written
32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    permission of the OpenSSL Project.
33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 6. Redistributions of any form whatsoever must retain the following
35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    acknowledgment:
36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    "This product includes software developed by the OpenSSL Project
37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OF THE POSSIBILITY OF SUCH DAMAGE.
51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ====================================================================
52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This product includes cryptographic software written by Eric Young
54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * (eay@cryptsoft.com).  This product includes software written by Tim
55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Hudson (tjh@cryptsoft.com).
56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org *
57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */
58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org
59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* This "NULL" method is provided as the fallback for systems that have
60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * no appropriate support for "shared-libraries". */
61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org
62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <stdio.h>
63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include "cryptlib.h"
64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/dso.h>
65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org
66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic DSO_METHOD dso_meth_null = {
67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	"NULL shared library method",
68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* load */
69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* unload */
70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* bind_var */
71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* bind_func */
72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* For now, "unbind" doesn't exist */
73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#if 0
74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* unbind_var */
75c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* unbind_func */
76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif
77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* ctrl */
78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* dso_name_converter */
79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* dso_merger */
80c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	NULL, /* init */
81480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org	NULL, /* finish */
82480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org	NULL, /* pathbyaddr */
83480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org	NULL  /* globallookup */
84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	};
85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org
86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgDSO_METHOD *DSO_METHOD_null(void)
87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	{
88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	return(&dso_meth_null);
89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org	}
90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org
91