| package org.bouncycastle.crypto.test; |
| |
| import org.bouncycastle.asn1.ASN1ObjectIdentifier; |
| import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers; |
| import org.bouncycastle.crypto.DerivationFunction; |
| import org.bouncycastle.crypto.DerivationParameters; |
| import org.bouncycastle.crypto.agreement.kdf.DHKDFParameters; |
| import org.bouncycastle.crypto.agreement.kdf.DHKEKGenerator; |
| import org.bouncycastle.crypto.digests.SHA1Digest; |
| import org.bouncycastle.util.encoders.Hex; |
| import org.bouncycastle.util.test.SimpleTest; |
| |
| /** |
| * DHKEK Generator tests - from RFC 2631. |
| */ |
| public class DHKEKGeneratorTest |
| extends SimpleTest |
| { |
| private byte[] seed1 = Hex.decode("000102030405060708090a0b0c0d0e0f10111213"); |
| private ASN1ObjectIdentifier alg1 = PKCSObjectIdentifiers.id_alg_CMS3DESwrap; |
| private byte[] result1 = Hex.decode("a09661392376f7044d9052a397883246b67f5f1ef63eb5fb"); |
| |
| private byte[] seed2 = Hex.decode("000102030405060708090a0b0c0d0e0f10111213"); |
| private ASN1ObjectIdentifier alg2 = PKCSObjectIdentifiers.id_alg_CMSRC2wrap; |
| private byte[] partyAInfo = Hex.decode( |
| "0123456789abcdeffedcba9876543201" |
| + "0123456789abcdeffedcba9876543201" |
| + "0123456789abcdeffedcba9876543201" |
| + "0123456789abcdeffedcba9876543201"); |
| private byte[] result2 = Hex.decode("48950c46e0530075403cce72889604e0"); |
| |
| public DHKEKGeneratorTest() |
| { |
| } |
| |
| public void performTest() |
| { |
| checkMask(1, new DHKEKGenerator(new SHA1Digest()), new DHKDFParameters(alg1, 192, seed1), result1); |
| checkMask(2, new DHKEKGenerator(new SHA1Digest()), new DHKDFParameters(alg2, 128, seed2, partyAInfo), result2); |
| } |
| |
| private void checkMask( |
| int count, |
| DerivationFunction kdf, |
| DerivationParameters params, |
| byte[] result) |
| { |
| byte[] data = new byte[result.length]; |
| |
| kdf.init(params); |
| |
| kdf.generateBytes(data, 0, data.length); |
| |
| if (!areEqual(result, data)) |
| { |
| fail("DHKEKGenerator failed generator test " + count); |
| } |
| } |
| |
| public String getName() |
| { |
| return "DHKEKGenerator"; |
| } |
| |
| public static void main( |
| String[] args) |
| { |
| runTest(new DHKEKGeneratorTest()); |
| } |
| } |