1e1051a39Sopenharmony_ci/* 2e1051a39Sopenharmony_ci * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. 3e1051a39Sopenharmony_ci * 4e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License"). You may not use 5e1051a39Sopenharmony_ci * this file except in compliance with the License. You can obtain a copy 6e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at 7e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html 8e1051a39Sopenharmony_ci */ 9e1051a39Sopenharmony_ci 10e1051a39Sopenharmony_ci#include <stdlib.h> 11e1051a39Sopenharmony_ci#include <openssl/crypto.h> 12e1051a39Sopenharmony_ci#include "internal/refcount.h" 13e1051a39Sopenharmony_ci 14e1051a39Sopenharmony_cistruct kdf_data_st { 15e1051a39Sopenharmony_ci OSSL_LIB_CTX *libctx; 16e1051a39Sopenharmony_ci CRYPTO_REF_COUNT refcnt; 17e1051a39Sopenharmony_ci CRYPTO_RWLOCK *lock; 18e1051a39Sopenharmony_ci}; 19e1051a39Sopenharmony_ci 20e1051a39Sopenharmony_citypedef struct kdf_data_st KDF_DATA; 21e1051a39Sopenharmony_ci 22e1051a39Sopenharmony_ciKDF_DATA *ossl_kdf_data_new(void *provctx); 23e1051a39Sopenharmony_civoid ossl_kdf_data_free(KDF_DATA *kdfdata); 24e1051a39Sopenharmony_ciint ossl_kdf_data_up_ref(KDF_DATA *kdfdata); 25