crypto/store/store_init.c

   1 /*
   2  * Copyright 2016-2020 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 "crypto/store.h"
  12 #include "store_local.h"
  13
  14 static CRYPTO_ONCE store_init = CRYPTO_ONCE_STATIC_INIT;
  15 DEFINE_RUN_ONCE_STATIC(do_store_init)
  16 {
  17     return OPENSSL_init_crypto(0, NULL);
  18 }
  19
  20 int ossl_store_init_once(void)
  21 {
  22     if (!RUN_ONCE(&store_init, do_store_init)) {
  23         ERR_raise(ERR_LIB_OSSL_STORE, ERR_R_MALLOC_FAILURE);
  24         return 0;
  25     }
  26     return 1;
  27 }
  28
  29 void ossl_store_cleanup_int(void)
  30 {
  31     ossl_store_destroy_loaders_int();
  32 }