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 | #ifndef OSSL_INTERNAL_CORE_H |
11 | # define OSSL_INTERNAL_CORE_H |
12 | |
13 | /* |
14 | * namespaces: |
15 | * |
16 | * ossl_method_ Core Method API |
17 | */ |
18 | |
19 | /* |
20 | * construct an arbitrary method from a dispatch table found by looking |
21 | * up a match for the < operation_id, name, property > combination. |
22 | * constructor and destructor are the constructor and destructor for that |
23 | * arbitrary object. |
24 | * |
25 | * These objects are normally cached, unless the provider says not to cache. |
26 | * However, force_cache can be used to force caching whatever the provider |
27 | * says (for example, because the application knows better). |
28 | */ |
29 | typedef struct ossl_method_construct_method_st { |
30 | /* Create store */ |
31 | void *(*alloc_tmp_store)(OPENSSL_CTX *ctx); |
32 | /* Remove a store */ |
33 | void (*dealloc_tmp_store)(void *store); |
34 | /* Get an already existing method from a store */ |
35 | void *(*get)(OPENSSL_CTX *libctx, void *store, void *data); |
36 | /* Store a method in a store */ |
37 | int (*put)(OPENSSL_CTX *libctx, void *store, void *method, |
38 | const OSSL_PROVIDER *prov, int operation_id, const char *name, |
39 | const char *propdef, void *data); |
40 | /* Construct a new method */ |
41 | void *(*construct)(const OSSL_ALGORITHM *algodef, OSSL_PROVIDER *prov, |
42 | void *data); |
43 | /* Destruct a method */ |
44 | void (*destruct)(void *method, void *data); |
45 | } OSSL_METHOD_CONSTRUCT_METHOD; |
46 | |
47 | void *ossl_method_construct(OPENSSL_CTX *ctx, int operation_id, |
48 | int force_cache, |
49 | OSSL_METHOD_CONSTRUCT_METHOD *mcm, void *mcm_data); |
50 | |
51 | void ossl_algorithm_do_all(OPENSSL_CTX *libctx, int operation_id, |
52 | OSSL_PROVIDER *provider, |
53 | void (*fn)(OSSL_PROVIDER *provider, |
54 | const OSSL_ALGORITHM *algo, |
55 | int no_store, void *data), |
56 | void *data); |
57 | |
58 | #endif |
59 | |