providers/implementations/include/prov/kdfexchange.h

   1 /*
   2  * Copyright 2020-2023 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 <stdlib.h>
  11 #include <openssl/crypto.h>
  12 #include "internal/refcount.h"
  13
  14 struct kdf_data_st {
  15     OSSL_LIB_CTX *libctx;
  16     CRYPTO_REF_COUNT refcnt;
  17 };
  18
  19 typedef struct kdf_data_st KDF_DATA;
  20
  21 KDF_DATA *ossl_kdf_data_new(void *provctx);
  22 void ossl_kdf_data_free(KDF_DATA *kdfdata);
  23 int ossl_kdf_data_up_ref(KDF_DATA *kdfdata);