108 lines
4.2 KiB
Java
108 lines
4.2 KiB
Java
/* ProviderTest.java
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*
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* Copyright (C) 2006-2025 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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import java.security.NoSuchAlgorithmException;
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import java.security.Provider;
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import java.security.Security;
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import java.security.SecureRandom;
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import com.wolfssl.provider.jce.WolfCryptProvider;
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/**
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* This class tests the wolfSSL provider installation. It lists all providers
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* installed on the system, tries to look up the wolfSSL provider, and if
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* found, prints out the information about the wolfSSL provider.
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*
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* This app can be useful for testing if wolfJCE has been installed
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* correctly at the system level.
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*/
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public class ProviderTest {
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/* Print out info about registered Security providers. Does not
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* install wolfJCE. If wolfJCE has been installed at the system
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* level, or application has installed wolfJCE at runtime, it will
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* show up. Otherwise will not. main() below calls this once without
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* installing wolfJCE explicitly, then calls again after installing
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* wolfJCE at runtime as the highest-level provider. */
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public static void pollProviders()
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{
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/* Get all providers */
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Provider [] providers = Security.getProviders();
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System.out.println("\nAll Installed Java Security Providers:");
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System.out.println("---------------------------------------");
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for(Provider prov:providers)
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{
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System.out.println("\t" + prov);
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}
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Provider p = Security.getProvider("wolfJCE");
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if (p == null) {
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System.out.println("No wolfJCE provider registered in system");
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} else {
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/* Test if wolfSSL is a Provider */
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System.out.println("\nInfo about wolfSSL Provider (wolfJCE):");
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System.out.println("----------------------------------------");
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System.out.println("Provider: " + p);
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System.out.println("Info: " + p.getInfo());
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System.out.println("Services:");
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System.out.println(p.getServices());
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}
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/* Test which Provider provides SecureRandom */
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System.out.println(
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"\nWhat Provider is providing SecureRandom?");
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System.out.println("--------------------------------");
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SecureRandom sr = new SecureRandom();
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Provider prov = sr.getProvider();
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System.out.println("\tnew SecureRandom() = " + prov);
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/* Test which Provider provides SecureRandom.getInstanceStrong() */
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try {
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sr = SecureRandom.getInstanceStrong();
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prov = sr.getProvider();
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System.out.println("\tgetInstanceStrong() = " + prov);
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} catch (NoSuchAlgorithmException e) {
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e.printStackTrace();
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}
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}
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public static void main(String args [])
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{
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/* Print system providers before explicit wolfJCE install */
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System.out.println("=================================================");
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System.out.println("| Before installing wolfJCE at runtime |");
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System.out.println("=================================================");
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pollProviders();
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/* Install wolfJCE */
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Security.insertProviderAt(new WolfCryptProvider(), 1);
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/* Print system provider, after installing wolfJCE */
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System.out.println("");
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System.out.println("=================================================");
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System.out.println("| After installing wolfJCE at runtime |");
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System.out.println("=================================================");
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pollProviders();
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}
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}
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