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1   /*
2    * Copyright 2018 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package io.netty.handler.ssl;
17  
18  import io.netty.util.ReferenceCounted;
19  
20  import java.security.cert.X509Certificate;
21  
22  /**
23   * Holds references to the native key-material that is used by OpenSSL.
24   */
25  interface OpenSslKeyMaterial extends ReferenceCounted {
26  
27      /**
28       * Returns the configured {@link X509Certificate}s.
29       */
30      X509Certificate[] certificateChain();
31  
32      /**
33       * Returns the pointer to the {@code STACK_OF(X509)} which holds the certificate chain.
34       */
35      long certificateChainAddress();
36  
37      /**
38       * Returns the pointer to the {@code EVP_PKEY}.
39       */
40      long privateKeyAddress();
41  
42      @Override
43      OpenSslKeyMaterial retain();
44  
45      @Override
46      OpenSslKeyMaterial retain(int increment);
47  
48      @Override
49      OpenSslKeyMaterial touch();
50  
51      @Override
52      OpenSslKeyMaterial touch(Object hint);
53  
54      @Override
55      boolean release();
56  
57      @Override
58      boolean release(int decrement);
59  }