libs/nixio/axTLS/bindings/java/SSLUtil.java

   1 /*
   2  * Copyright (c) 2007, Cameron Rich
   3  *
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions are met:
   8  *
   9  * * Redistributions of source code must retain the above copyright notice,
  10  *   this list of conditions and the following disclaimer.
  11  * * Redistributions in binary form must reproduce the above copyright notice,
  12  *   this list of conditions and the following disclaimer in the documentation
  13  *   and/or other materials provided with the distribution.
  14  * * Neither the name of the axTLS project nor the names of its contributors
  15  *   may be used to endorse or promote products derived from this software
  16  *   without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  22  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  23  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  25  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  26  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  27  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 /*
  32  * A wrapper around the unmanaged interface to give a semi-decent Java API
  33  */
  34
  35 package axTLSj;
  36
  37 import java.io.*;
  38 import java.util.*;
  39
  40 /**
  41  * @class SSLUtil
  42  * @ingroup java_api
  43  * @brief Some global helper functions.
  44  *
  45  */
  46 public class SSLUtil
  47 {
  48     /**
  49      * @brief Load up the ddl/shared library
  50      */
  51     static
  52     {
  53         System.loadLibrary("axtlsj");
  54     }
  55
  56     /**
  57      * @brief Return the build mode of the axTLS project.
  58      * @return The build mode is one of:
  59      * - SSL_BUILD_SERVER_ONLY
  60      * - SSL_BUILD_ENABLE_VERIFICATION
  61      * - SSL_BUILD_ENABLE_CLIENT
  62      * - SSL_BUILD_FULL_MODE
  63      */
  64     public static int buildMode()
  65     {
  66         return axtlsj.ssl_get_config(axtlsj.SSL_BUILD_MODE);
  67     }
  68
  69     /**
  70      * @brief Return the number of chained certificates that the client/server
  71      * supports.
  72      * @return The number of supported client/server certificates.
  73      */
  74     public static int maxCerts()
  75     {
  76         return axtlsj.ssl_get_config(axtlsj.SSL_MAX_CERT_CFG_OFFSET);
  77     }
  78
  79     /**
  80      * @brief Return the number of CA certificates that the client/server
  81      * supports.
  82      * @return The number of supported CA certificates.
  83      */
  84     public static int maxCACerts()
  85     {
  86         return axtlsj.ssl_get_config(axtlsj.SSL_MAX_CA_CERT_CFG_OFFSET);
  87     }
  88
  89     /**
  90      * @brief Indicate if PEM is supported.
  91      * @return true if PEM supported.
  92      */
  93     public static boolean hasPEM()
  94     {
  95         return axtlsj.ssl_get_config(axtlsj.SSL_HAS_PEM) > 0 ? true : false;
  96     }
  97
  98     /**
  99      * @brief Display the text string of the error.
 100      * @param error_code [in] The integer error code.
 101      * @see ssl.h for the error code list.
 102      */
 103     public static void displayError(int error_code)
 104     {
 105         axtlsj.ssl_display_error(error_code);
 106     }
 107
 108     /**
 109      * @brief Return the version of the axTLS project.
 110      */
 111     public static String version()
 112     {
 113         return axtlsj.ssl_version();
 114     }
 115 }
 116