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package org.bouncycastle.crypto.test;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import org.bouncycastle.crypto.BlockCipher;
import org.bouncycastle.crypto.engines.AESEngine;
import org.bouncycastle.crypto.engines.AESFastEngine;
import org.bouncycastle.crypto.engines.AESLightEngine;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTestResult;
import org.bouncycastle.util.test.Test;
import org.bouncycastle.util.test.TestResult;
/**
* Test vectors from the NIST standard tests and Brian Gladman's vector set
* <a href="http://fp.gladman.plus.com/cryptography_technology/rijndael/">
* http://fp.gladman.plus.com/cryptography_technology/rijndael/</a>
*/
public class AESVectorFileTest
implements Test
{
private int countOfTests = 0;
private int testNum = 0;
protected BlockCipher createNewEngineForTest()
{
return new AESEngine();
}
private Test[] readTestVectors(InputStream inStream)
{
// initialize key, plaintext, ciphertext = null
// read until find BLOCKSIZE=
// return if not 128
// read KEYSIZE= or ignore
// loop
// read a line
// if starts with BLOCKSIZE=
// parse the rest. return if not 128
// if starts with KEY=
// parse the rest and set KEY
// if starts with PT=
// parse the rest and set plaintext
// if starts with CT=
// parse the rest and set ciphertext
// if starts with TEST= or end of file
// if key, plaintext, ciphertext are all not null
// save away their values as the next test
// until end of file
List tests = new ArrayList();
String key = null;
String plaintext = null;
String ciphertext = null;
BufferedReader in = new BufferedReader(new InputStreamReader(inStream));
try
{
String line = in.readLine();
while (line != null)
{
line = line.trim().toLowerCase();
if (line.startsWith("blocksize="))
{
int i = 0;
try
{
i = Integer.parseInt(line.substring(10).trim());
}
catch (Exception e)
{
}
if (i != 128)
{
return null;
}
}
else if (line.startsWith("keysize="))
{
int i = 0;
try
{
i = Integer.parseInt(line.substring(10).trim());
}
catch (Exception e)
{
}
if ((i != 128) && (i != 192) && (i != 256))
{
return null;
}
}
else if (line.startsWith("key="))
{
key = line.substring(4).trim();
}
else if (line.startsWith("pt="))
{
plaintext = line.substring(3).trim();
}
else if (line.startsWith("ct="))
{
ciphertext = line.substring(3).trim();
}
else if (line.startsWith("test="))
{
if ((key != null) && (plaintext != null)
&& (ciphertext != null))
{
tests.add(new BlockCipherVectorTest(testNum++,
createNewEngineForTest(), new KeyParameter(Hex
.decode(key)), plaintext, ciphertext));
}
}
line = in.readLine();
}
try
{
in.close();
}
catch (IOException e)
{
}
}
catch (IOException e)
{
}
if ((key != null) && (plaintext != null) && (ciphertext != null))
{
tests.add(new BlockCipherVectorTest(testNum++,
createNewEngineForTest(),
new KeyParameter(Hex.decode(key)), plaintext, ciphertext));
}
return (Test[])(tests.toArray(new Test[tests.size()]));
}
public String getName()
{
return "AES";
}
private TestResult performTestsFromZipFile(File zfile)
{
try
{
ZipFile inZip = new ZipFile(zfile);
for (Enumeration files = inZip.entries(); files.hasMoreElements();)
{
Test[] tests = null;
try
{
tests = readTestVectors(inZip
.getInputStream((ZipEntry)(files.nextElement())));
}
catch (Exception e)
{
return new SimpleTestResult(false, getName() + ": threw "
+ e);
}
if (tests != null)
{
for (int i = 0; i != tests.length; i++)
{
TestResult res = tests[i].perform();
countOfTests++;
if (!res.isSuccessful())
{
return res;
}
}
}
}
inZip.close();
return new SimpleTestResult(true, getName() + ": Okay");
}
catch (Exception e)
{
return new SimpleTestResult(false, getName() + ": threw " + e);
}
}
private static final String[] zipFileNames = { "rijn.tv.ecbnk.zip",
"rijn.tv.ecbnt.zip", "rijn.tv.ecbvk.zip", "rijn.tv.ecbvt.zip" };
public TestResult perform()
{
countOfTests = 0;
for (int i = 0; i < zipFileNames.length; i++)
{
File inf = new File(zipFileNames[i]);
TestResult res = performTestsFromZipFile(inf);
if (!res.isSuccessful())
{
return res;
}
}
return new SimpleTestResult(true, getName() + ": " + countOfTests
+ " performed Okay");
}
public static void main(String[] args)
{
AESVectorFileTest test = new AESVectorFileTest();
TestResult result = test.perform();
System.out.println(result);
test = new AESLightVectorFileTest();
result = test.perform();
System.out.println(result);
test = new AESFastVectorFileTest();
result = test.perform();
System.out.println(result);
}
private static class AESLightVectorFileTest extends AESVectorFileTest
{
protected BlockCipher createNewEngineForTest()
{
return new AESLightEngine();
}
public String getName()
{
return "AESLight";
}
}
private static class AESFastVectorFileTest extends AESVectorFileTest
{
protected BlockCipher createNewEngineForTest()
{
return new AESFastEngine();
}
public String getName()
{
return "AESFast";
}
}
}
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