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using System;
using System.Text;
using NUnit.Framework;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Parameters;
using Org.BouncyCastle.Crypto.Digests;
using Org.BouncyCastle.Crypto.Macs;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Encoders;
using Org.BouncyCastle.Utilities.Test;
namespace Org.BouncyCastle.Crypto.Tests
{
/// <summary> SHA1 HMac Test, test vectors from RFC 2202</summary>
[TestFixture]
public class Sha1HMacTest
: ITest
{
public string Name
{
get { return "SHA1HMac"; }
}
public static readonly string[] keys = new string[]{"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b", "4a656665", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "0102030405060708090a0b0c0d0e0f10111213141516171819", "0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"};
public static readonly string[] digests = new string[]{"b617318655057264e28bc0b6fb378c8ef146be00", "effcdf6ae5eb2fa2d27416d5f184df9c259a7c79", "125d7342b9ac11cd91a39af48aa17b4f63f175d3", "4c9007f4026250c6bc8414f9bf50c86c2d7235da", "4c1a03424b55e07fe7f27be1d58bb9324a9a5a04", "aa4ae5e15272d00e95705637ce8a3b55ed402112", "e8e99d0f45237d786d6bbaa7965c7808bbff1a91", "4c1a03424b55e07fe7f27be1d58bb9324a9a5a04", "aa4ae5e15272d00e95705637ce8a3b55ed402112", "e8e99d0f45237d786d6bbaa7965c7808bbff1a91"};
public static readonly string[] messages = new string[]{"Hi There", "what do ya want for nothing?", "0xdddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd", "0xcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd", "Test With Truncation", "Test Using Larger Than Block-Size Key - Hash Key First", "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data"};
public virtual ITestResult Perform()
{
HMac hmac = new HMac(new Sha1Digest());
byte[] resBuf = new byte[hmac.GetMacSize()];
for (int i = 0; i < messages.Length; i++)
{
byte[] m = Encoding.ASCII.GetBytes(messages[i]);
if (messages[i].StartsWith("0x"))
{
m = Hex.Decode(messages[i].Substring(2));
}
hmac.Init(new KeyParameter(Hex.Decode(keys[i])));
hmac.BlockUpdate(m, 0, m.Length);
hmac.DoFinal(resBuf, 0);
if (!Arrays.AreEqual(resBuf, Hex.Decode(digests[i])))
{
return new SimpleTestResult(false, Name + ": Vector " + i + " failed");
}
}
//
// test reset
//
int vector = 0; // vector used for test
byte[] m2 = Encoding.ASCII.GetBytes(messages[vector]);
if (messages[vector].StartsWith("0x"))
{
m2 = Hex.Decode(messages[vector].Substring(2));
}
hmac.Init(new KeyParameter(Hex.Decode(keys[vector])));
hmac.BlockUpdate(m2, 0, m2.Length);
hmac.DoFinal(resBuf, 0);
hmac.Reset();
hmac.BlockUpdate(m2, 0, m2.Length);
hmac.DoFinal(resBuf, 0);
if (!Arrays.AreEqual(resBuf, Hex.Decode(digests[vector])))
{
return new SimpleTestResult(false, Name + "Reset with vector " + vector + " failed");
}
return new SimpleTestResult(true, Name + ": Okay");
}
public static void MainOld(
string[] args)
{
ITest test = new Sha1HMacTest();
ITestResult result = test.Perform();
Console.WriteLine(result);
}
[Test]
public void TestFunction()
{
string resultText = Perform().ToString();
Assert.AreEqual(Name + ": Okay", resultText);
}
}
}
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