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 */ |
20 | if ((prov = ossl_provider_find(libctx, name, 0)) == NULL |
21 | && (prov = ossl_provider_new(libctx, name, NULL, 0)) == NULL) |
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 | |
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 */ |
44 | prov = ossl_provider_find(libctx, name, 0); |
45 | available = ossl_provider_available(prov); |
46 | ossl_provider_free(prov); |
47 | return available; |
48 | } |
49 | |
50 | const OSSL_PARAM *OSSL_PROVIDER_gettable_params(const OSSL_PROVIDER *prov) |
51 | { |
52 | return ossl_provider_gettable_params(prov); |
53 | } |
54 | |
55 | int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]) |
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 */ |
72 | if ((prov = ossl_provider_new(libctx, name, init_fn, 0)) == NULL) |
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 | } |
83 | |
84 | const char *OSSL_PROVIDER_name(const OSSL_PROVIDER *prov) |
85 | { |
86 | return ossl_provider_name(prov); |
87 | } |
88 | |