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3374dc03 RL |
1 | /* |
2 | * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
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 | |
8 | */ | |
9 | ||
10 | #include <openssl/err.h> | |
11 | #include <openssl/cryptoerr.h> | |
12 | #include <openssl/provider.h> | |
13 | #include "internal/provider.h" | |
14 | ||
15 | OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *libctx, const char *name) | |
16 | { | |
17 | OSSL_PROVIDER *prov = NULL; | |
18 | ||
19 | /* Find it or create it */ | |
29dc6e00 MC |
20 | if ((prov = ossl_provider_find(libctx, name, 0)) == NULL |
21 | && (prov = ossl_provider_new(libctx, name, NULL, 0)) == NULL) | |
3374dc03 RL |
22 | return NULL; |
23 | ||
24 | if (!ossl_provider_activate(prov)) { | |
25 | ossl_provider_free(prov); | |
26 | return NULL; | |
27 | } | |
28 | ||
29 | return prov; | |
30 | } | |
31 | ||
32 | int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov) | |
33 | { | |
34 | ossl_provider_free(prov); | |
35 | return 1; | |
36 | } | |
37 | ||
36f5ec55 RL |
38 | int OSSL_PROVIDER_available(OPENSSL_CTX *libctx, const char *name) |
39 | { | |
40 | OSSL_PROVIDER *prov = NULL; | |
41 | int available = 0; | |
42 | ||
43 | /* Find it or create it */ | |
29dc6e00 | 44 | prov = ossl_provider_find(libctx, name, 0); |
36f5ec55 RL |
45 | available = ossl_provider_available(prov); |
46 | ossl_provider_free(prov); | |
47 | return available; | |
48 | } | |
49 | ||
dca97d00 | 50 | const OSSL_PARAM *OSSL_PROVIDER_gettable_params(const OSSL_PROVIDER *prov) |
3374dc03 | 51 | { |
dca97d00 | 52 | return ossl_provider_gettable_params(prov); |
3374dc03 RL |
53 | } |
54 | ||
4e7991b4 | 55 | int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]) |
3374dc03 RL |
56 | { |
57 | return ossl_provider_get_params(prov, params); | |
58 | } | |
59 | ||
60 | int OSSL_PROVIDER_add_builtin(OPENSSL_CTX *libctx, const char *name, | |
61 | OSSL_provider_init_fn *init_fn) | |
62 | { | |
63 | OSSL_PROVIDER *prov = NULL; | |
64 | ||
65 | if (name == NULL || init_fn == NULL) { | |
66 | CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_ADD_BUILTIN, | |
67 | ERR_R_PASSED_NULL_PARAMETER); | |
68 | return 0; | |
69 | } | |
70 | ||
71 | /* Create it */ | |
29dc6e00 | 72 | if ((prov = ossl_provider_new(libctx, name, init_fn, 0)) == NULL) |
3374dc03 RL |
73 | return 0; |
74 | ||
75 | /* | |
76 | * It's safely stored in the internal store at this point, | |
77 | * free the returned extra reference | |
78 | */ | |
79 | ossl_provider_free(prov); | |
80 | ||
81 | return 1; | |
82 | } | |
b37066fd RL |
83 | |
84 | const char *OSSL_PROVIDER_name(const OSSL_PROVIDER *prov) | |
85 | { | |
86 | return ossl_provider_name(prov); | |
87 | } |