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Commit | Line | Data |
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b1322259 | 1 | /* |
83cf7abf | 2 | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
28572b57 | 3 | * |
3c120f91 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
28572b57 DSH |
8 | */ |
9 | ||
e4468e6d P |
10 | /* We need to use some engine deprecated APIs */ |
11 | #define OPENSSL_SUPPRESS_DEPRECATED | |
12 | ||
706457b7 | 13 | #include "eng_local.h" |
28572b57 | 14 | |
28572b57 DSH |
15 | static ENGINE_TABLE *dh_table = NULL; |
16 | static const int dummy_nid = 1; | |
17 | ||
7d711cbc | 18 | void ENGINE_unregister_EC(ENGINE *e) |
28572b57 DSH |
19 | { |
20 | engine_table_unregister(&dh_table, e); | |
21 | } | |
22 | ||
7d711cbc | 23 | static void engine_unregister_all_EC(void) |
28572b57 DSH |
24 | { |
25 | engine_table_cleanup(&dh_table); | |
26 | } | |
27 | ||
7d711cbc | 28 | int ENGINE_register_EC(ENGINE *e) |
28572b57 | 29 | { |
91e7bcc2 | 30 | if (e->ec_meth != NULL) |
28572b57 | 31 | return engine_table_register(&dh_table, |
7d711cbc | 32 | engine_unregister_all_EC, e, &dummy_nid, |
28572b57 DSH |
33 | 1, 0); |
34 | return 1; | |
35 | } | |
36 | ||
3cb7c5cf | 37 | void ENGINE_register_all_EC(void) |
28572b57 DSH |
38 | { |
39 | ENGINE *e; | |
40 | ||
41 | for (e = ENGINE_get_first(); e; e = ENGINE_get_next(e)) | |
7d711cbc | 42 | ENGINE_register_EC(e); |
28572b57 DSH |
43 | } |
44 | ||
7d711cbc | 45 | int ENGINE_set_default_EC(ENGINE *e) |
28572b57 | 46 | { |
91e7bcc2 | 47 | if (e->ec_meth != NULL) |
28572b57 | 48 | return engine_table_register(&dh_table, |
7d711cbc | 49 | engine_unregister_all_EC, e, &dummy_nid, |
28572b57 DSH |
50 | 1, 1); |
51 | return 1; | |
52 | } | |
53 | ||
54 | /* | |
55 | * Exposed API function to get a functional reference from the implementation | |
56 | * table (ie. try to get a functional reference from the tabled structural | |
57 | * references). | |
58 | */ | |
7d711cbc | 59 | ENGINE *ENGINE_get_default_EC(void) |
28572b57 DSH |
60 | { |
61 | return engine_table_select(&dh_table, dummy_nid); | |
62 | } | |
63 | ||
64 | /* Obtains an EC_KEY implementation from an ENGINE functional reference */ | |
7d711cbc | 65 | const EC_KEY_METHOD *ENGINE_get_EC(const ENGINE *e) |
28572b57 | 66 | { |
7d711cbc | 67 | return e->ec_meth; |
28572b57 DSH |
68 | } |
69 | ||
70 | /* Sets an EC_KEY implementation in an ENGINE structure */ | |
7d711cbc | 71 | int ENGINE_set_EC(ENGINE *e, const EC_KEY_METHOD *ec_meth) |
28572b57 | 72 | { |
7d711cbc | 73 | e->ec_meth = ec_meth; |
28572b57 DSH |
74 | return 1; |
75 | } |