src/io/github/deajl3ka/fast_key_erasure/Main.java

   1 /*
   2  * FastKeyErasureRNG: Fast-key-erasure random-number generator for Java
   3  * Copyright (c) 2023 "dEajL3kA" <Cumpoing79@web.de>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
   6  * associated documentation files (the "Software"), to deal in the Software without restriction,
   7  * including without limitation the rights to use, copy, modify, merge, publish, distribute,
   8  * sub license, and/or sell copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions: The above copyright notice and this
  10  * permission notice shall be included in all copies or substantial portions of the Software.
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
  13  * NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  14  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  15  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
  16  * OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  17  */
  18 package io.github.deajl3ka.fast_key_erasure;
  19
  20 import java.io.FileDescriptor;
  21 import java.io.FileOutputStream;
  22 import java.io.IOException;
  23
  24 public class Main {
  25
  26     public static void main(String[] args) {
  27         final short[] libVersion = FastKeyErasureRNG.getVersion();
  28         System.err.printf("%s [v%d.%d]%n", FastKeyErasureRNG.class.getSimpleName(), libVersion[0], libVersion[1]);
  29         final FastKeyErasureRNG random = FastKeyErasureRNG.current();
  30         final byte[] buffer = new byte[4096];
  31         try (final FileOutputStream output = new FileOutputStream(FileDescriptor.out)) {
  32             for (;;) {
  33                 random.nextBytes(buffer);
  34                 try {
  35                     output.write(buffer);
  36                 } catch (final IOException e) {
  37                     break;
  38                 }
  39             }
  40         } catch (final Exception e) {
  41             System.err.println("Something went wrong: " + e);
  42         }
  43     }
  44 }