1 /* $OpenBSD: tb_store.c,v 1.5 2015/02/07 13:19:15 doug Exp $ */
2 /* ====================================================================
3 * Copyright (c) 2003 The OpenSSL Project. 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 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * licensing@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56 #include "eng_int.h"
57
58 /* If this symbol is defined then ENGINE_get_default_STORE(), the function that is
59 * used by STORE to hook in implementation code and cache defaults (etc), will
60 * display brief debugging summaries to stderr with the 'nid'. */
61 /* #define ENGINE_STORE_DEBUG */
62
63 static ENGINE_TABLE *store_table = NULL;
64 static const int dummy_nid = 1;
65
66 void
ENGINE_unregister_STORE(ENGINE * e)67 ENGINE_unregister_STORE(ENGINE *e)
68 {
69 engine_table_unregister(&store_table, e);
70 }
71
72 static void
engine_unregister_all_STORE(void)73 engine_unregister_all_STORE(void)
74 {
75 engine_table_cleanup(&store_table);
76 }
77
78 int
ENGINE_register_STORE(ENGINE * e)79 ENGINE_register_STORE(ENGINE *e)
80 {
81 if (e->store_meth)
82 return engine_table_register(&store_table,
83 engine_unregister_all_STORE, e, &dummy_nid, 1, 0);
84 return 1;
85 }
86
87 void
ENGINE_register_all_STORE(void)88 ENGINE_register_all_STORE(void)
89 {
90 ENGINE *e;
91
92 for (e = ENGINE_get_first(); e; e = ENGINE_get_next(e))
93 ENGINE_register_STORE(e);
94 }
95
96 /* Obtains an STORE implementation from an ENGINE functional reference */
97 const STORE_METHOD *
ENGINE_get_STORE(const ENGINE * e)98 ENGINE_get_STORE(const ENGINE *e)
99 {
100 return e->store_meth;
101 }
102
103 /* Sets an STORE implementation in an ENGINE structure */
104 int
ENGINE_set_STORE(ENGINE * e,const STORE_METHOD * store_meth)105 ENGINE_set_STORE(ENGINE *e, const STORE_METHOD *store_meth)
106 {
107 e->store_meth = store_meth;
108 return 1;
109 }
110