| /* |
| * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #include <stdlib.h> |
| #include <openssl/crypto.h> |
| #include "internal/refcount.h" |
| |
| struct kdf_data_st { |
| OSSL_LIB_CTX *libctx; |
| CRYPTO_REF_COUNT refcnt; |
| CRYPTO_RWLOCK *lock; |
| }; |
| |
| typedef struct kdf_data_st KDF_DATA; |
| |
| KDF_DATA *ossl_kdf_data_new(void *provctx); |
| void ossl_kdf_data_free(KDF_DATA *kdfdata); |
| int ossl_kdf_data_up_ref(KDF_DATA *kdfdata); |