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using System;
using NUnit.Framework;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Digests;
using Org.BouncyCastle.Crypto.Generators;
using Org.BouncyCastle.Crypto.Macs;
using Org.BouncyCastle.Crypto.Parameters;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Encoders;
using Org.BouncyCastle.Utilities.Test;
namespace Org.BouncyCastle.Crypto.Tests
{
[TestFixture]
public class Gost3411DigestTest
: DigestTest
{
private static readonly string[] messages =
{
"",
"This is message, length=32 bytes",
"Suppose the original message has length = 50 bytes",
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
};
// If S-box = D-A (see: digest/Gost3411Digest.java; function: E(byte[] in, byte[] key); string: CipherParameters param = new Gost28147Parameters(key,"D-A");)
private static readonly string[] digests =
{
"981e5f3ca30c841487830f84fb433e13ac1101569b9c13584ac483234cd656c0",
"2cefc2f7b7bdc514e18ea57fa74ff357e7fa17d652c75f69cb1be7893ede48eb",
"c3730c5cbccacf915ac292676f21e8bd4ef75331d9405e5f1a61dc3130a65011",
"73b70a39497de53a6e08c67b6d4db853540f03e9389299d9b0156ef7e85d0f61"
};
// If S-box = D-Test (see: digest/GOST3411Digest.cs; function:E(byte[] in, byte[] key); string: ICipherParameters p = new Gost28147Parameters(key, "D-Test");)
// private static readonly string[] digests =
// {
// "ce85b99cc46752fffee35cab9a7b0278abb4c2d2055cff685af4912c49490f8d",
// "b1c466d37519b82e8319819ff32595e047a28cb6f83eff1c6916a815a637fffa",
// "471aba57a60a770d3a76130635c1fbea4ef14de51f78b4ae57dd893b62f55208",
// "95c1af627c356496d80274330b2cff6a10c67b5f597087202f94d06d2338cf8e"
// };
// 1 million 'a'
static private string million_a_digest = "8693287aa62f9478f7cb312ec0866b6c4e4a0f11160441e8f4ffcd2715dd554f";
public Gost3411DigestTest()
: base(new Gost3411Digest(), messages, digests)
{
}
public override void PerformTest()
{
base.PerformTest();
millionATest(million_a_digest);
byte[] data = Strings.ToUtf8ByteArray("fred");
KeyParameter key = new KeyParameter(Pkcs5S1ParametersGenerator.Pkcs5PasswordToUtf8Bytes("1".ToCharArray()));
byte[] mac = MacUtilities.CalculateMac("HMAC/GOST3411", key, data);
if (!Arrays.AreEqual(Hex.Decode("e9f98610cfc80084462b175a15d2b4ec10b2ab892eae5a6179d572d9b1db6b72"), mac))
{
Fail("mac calculation failed.");
}
}
protected override IDigest CloneDigest(IDigest digest)
{
return new Gost3411Digest((Gost3411Digest)digest);
}
public static void Main(
string[] args)
{
ITest test = new Gost3411DigestTest();
ITestResult result = test.Perform();
Console.WriteLine(result);
}
[Test]
public void TestFunction()
{
string resultText = Perform().ToString();
Assert.AreEqual(Name + ": Okay", resultText);
}
}
}
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