crypto/evp/p_legacy.c

   1 /*
   2  * Copyright 1995-2020 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 /*
  11  * Legacy EVP_PKEY assign/set/get APIs are deprecated for public use, but
  12  * still ok for internal use, particularly in providers.
  13  */
  14 #include "internal/deprecated.h"
  15
  16 #include <openssl/types.h>
  17 #include <openssl/evp.h>
  18 #include <openssl/err.h>
  19 #include <openssl/rsa.h>
  20 #include "crypto/types.h"
  21 #include "crypto/evp.h"
  22 #include "evp_local.h"
  23
  24 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key)
  25 {
  26     int ret = EVP_PKEY_assign_RSA(pkey, key);
  27     if (ret)
  28         RSA_up_ref(key);
  29     return ret;
  30 }
  31
  32 RSA *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey)
  33 {
  34     if (!evp_pkey_downgrade((EVP_PKEY *)pkey)) {
  35         ERR_raise(ERR_LIB_EVP, EVP_R_INACCESSIBLE_KEY);
  36         return NULL;
  37     }
  38     if (pkey->type != EVP_PKEY_RSA && pkey->type != EVP_PKEY_RSA_PSS) {
  39         ERR_raise(ERR_LIB_EVP, EVP_R_EXPECTING_AN_RSA_KEY);
  40         return NULL;
  41     }
  42     return pkey->pkey.rsa;
  43 }
  44
  45 RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey)
  46 {
  47     RSA *ret = EVP_PKEY_get0_RSA(pkey);
  48     if (ret != NULL)
  49         RSA_up_ref(ret);
  50     return ret;
  51 }