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  1. <?php
  2.  
  3. /*
  4.  * OIDplus 2.0
  5.  * Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft
  6.  *
  7.  * Licensed under the Apache License, Version 2.0 (the "License");
  8.  * you may not use this file except in compliance with the License.
  9.  * You may obtain a copy of the License at
  10.  *
  11.  *     http://www.apache.org/licenses/LICENSE-2.0
  12.  *
  13.  * Unless required by applicable law or agreed to in writing, software
  14.  * distributed under the License is distributed on an "AS IS" BASIS,
  15.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16.  * See the License for the specific language governing permissions and
  17.  * limitations under the License.
  18.  */
  19.  
  20. if (!function_exists('openssl_pkey_new')) {
  21.         echo '<font color="red">OpenSSL PHP extension is not installed!</font>';
  22.         die();
  23. }
  24.  
  25. $pkey_config = array(
  26.         "digest_alg" => "sha512",
  27.         "private_key_bits" => 2048,
  28.         "private_key_type" => OPENSSL_KEYTYPE_RSA,
  29. );
  30.  
  31. $res = openssl_pkey_new($pkey_config);
  32. if ($res) {
  33.         echo '<font color="green">OpenSSL key generation works!</font>';
  34. } else {
  35.         echo '<font color="red">OpenSSL key generation does not work!</font>';
  36. }
  37.