diff options
Diffstat (limited to 'crypto/test')
| -rw-r--r-- | crypto/test/src/crypto/test/Poly1305Test.cs | 395 | ||||
| -rw-r--r-- | crypto/test/src/crypto/test/RegressionTest.cs | 1 |
2 files changed, 396 insertions, 0 deletions
diff --git a/crypto/test/src/crypto/test/Poly1305Test.cs b/crypto/test/src/crypto/test/Poly1305Test.cs new file mode 100644 index 000000000..a1513165b --- /dev/null +++ b/crypto/test/src/crypto/test/Poly1305Test.cs @@ -0,0 +1,395 @@ +using System; + +using NUnit.Framework; + +using Org.BouncyCastle.Crypto.Engines; +using Org.BouncyCastle.Crypto.Generators; +using Org.BouncyCastle.Crypto.Macs; +using Org.BouncyCastle.Crypto.Parameters; +using Org.BouncyCastle.Utilities; +using Org.BouncyCastle.Utilities.Encoders; +using Org.BouncyCastle.Utilities.Test; +using Org.BouncyCastle.Security; + +namespace Org.BouncyCastle.Crypto.Tests +{ + /* + */ + public class Poly1305Test + : SimpleTest + { + private const int MAXLEN = 1000; + + private class KeyEngine + : IBlockCipher + { + + private byte[] key; + private int blockSize; + + public KeyEngine(int blockSize) + { + this.blockSize = blockSize; + } + + public void Init(bool forEncryption, ICipherParameters parameters) + { + if (parameters is KeyParameter) + { + this.key = ((KeyParameter)parameters).GetKey(); + } + } + + public bool IsPartialBlockOkay + { + get { return false; } + } + + public string AlgorithmName + { + get { return "Key"; } + } + + public int GetBlockSize() + { + return blockSize; + } + + public int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff) + { + Array.Copy(key, 0, output, outOff, key.Length); + return key.Length; + } + + public void Reset() + { + } + + } + + private class TestCase + { + internal byte[] key; + internal byte[] nonce; + internal byte[] message; + internal byte[] expectedMac; + + public TestCase(string key, string nonce, string message, string expectedMac) + { + this.key = Hex.Decode(key); + // nacl test case keys are not pre-Clamped + Poly1305KeyGenerator.Clamp(this.key); + this.nonce = (nonce == null) ? null : Hex.Decode(nonce); + this.message = Hex.Decode(message); + this.expectedMac = Hex.Decode(expectedMac); + } + } + + private static TestCase[] CASES = { + // Raw Poly1305 + // onetimeauth.c from nacl-20110221 + new TestCase("2539121d8e234e652d651fa4c8cff880eea6a7251c1e72916d11c2cb214d3c25", null, + "8e993b9f48681273c29650ba32fc76ce48332ea7164d96a4476fb8c531a1186a" + + "c0dfc17c98dce87b4da7f011ec48c97271d2c20f9b928fe2270d6fb863d51738" + + "b48eeee314a7cc8ab932164548e526ae90224368517acfeabd6bb3732bc0e9da" + + "99832b61ca01b6de56244a9e88d5f9b37973f622a43d14a6599b1f654cb45a74e355a5", + "f3ffc7703f9400e52a7dfb4b3d3305d9"), + + // Poly1305-AES + // Loop 1 of test-poly1305aes from poly1305aes-20050218 + new TestCase("0000000000000000000000000000000000000000000000000000000000000000", + "00000000000000000000000000000000", "", "66e94bd4ef8a2c3b884cfa59ca342b2e"), + new TestCase("f795bd4a52e29ed713d313fa20e98dbcf795bd0a50e29e0710d3130a20e98d0c", + "917cf69ebd68b2ec9b9fe9a3eadda692", "66f7", "5ca585c75e8f8f025e710cabc9a1508b"), + new TestCase("e69dae0aab9f91c03a325dcc9436fa903ef49901c8e11c000430d90ad45e7603", + "166450152e2394835606a9d1dd2cdc8b", "66f75c0e0c7a406586", "2924f51b9c2eff5df09db61dd03a9ca1"), + new TestCase("85a4ea91a7de0b0d96eed0d4bf6ecf1cda4afc035087d90e503f8f0ea08c3e0d", + "0b6ef7a0b8f8c738b0f8d5995415271f", + "66f75c0e0c7a40658629e3392f7f8e3349a02191ffd49f39879a8d9d1d0e23ea", + "3c5a13adb18d31c64cc29972030c917d"), + new TestCase( + "25eb69bac5cdf7d6bfcee4d9d5507b82ca3c6a0da0a864024ca3090628c28e0d", + "046772a4f0a8de92e4f0d628cdb04484", + "66f75c0e0c7a40658629e3392f7f8e3349a02191ffd49f39879a8d9d1d0e23ea3caa4d240bd2ab8a8c4a6bb8d3288d9de4b793f05e97646dd4d98055de", + "fc5fb58dc65daf19b14d1d05da1064e8"), + + // Specific test cases generated from test-poly1305aes from poly1305aes-20050218 that + // expose Java unsigned integer problems + new TestCase( + "95cc0e44d0b79a8856afcae1bec4fe3c" + "01bcb20bfc8b6e03609ddd09f44b060f", + null, + "66f75c0e0c7a40658629e3392f7f8e3349a02191ffd49f39879a8d9d1d0e23ea3caa4d240bd2ab8a8c4a6bb8d3288d9de4b793f05e97646dd4d98055de" + + "fc3e0677d956b4c62664bac15962ab15d93ccbbc03aafdbde779162ed93b55361f0f8acaa41d50ef5175927fe79ea316186516eef15001cd04d3524a55" + + "e4fa3c5ca479d3aaa8a897c21807f721b6270ffc68b6889d81a116799f6aaa35d8e04c7a7dd5e6da2519e8759f54e906696f5772fee093283bcef7b930" + + "aed50323bcbc8c820c67422c1e16bdc022a9c0277c9d95fef0ea4ee11e2b27276da811523c5acb80154989f8a67ee9e3fa30b73b0c1c34bf46e3464d97" + + "7cd7fcd0ac3b82721080bb0d9b982ee2c77feee983d7ba35da88ce86955002940652ab63bc56fb16f994da2b01d74356509d7d1b6d7956b0e5a557757b" + + "d1ced2eef8650bc5b6d426108c1518abcbd0befb6a0d5fd57a3e2dbf31458eab63df66613653d4beae73f5c40eb438fbcfdcf4a4ba46320184b9ca0da4" + + "dfae77de7ccc910356caea3243f33a3c81b064b3b7cedc7435c223f664227215715980e6e0bb570d459ba80d7512dbe458c8f0f3f52d659b6e8eef19ee" + + "71aea2ced85c7a42ffca6522a62db49a2a46eff72bd7f7e0883acd087183f0627f3537a4d558754ed63358e8182bee196735b361dc9bd64d5e34e1074a" + + "855655d2974cc6fa1653754cf40f561d8c7dc526aab2908ec2d2b977cde1a1fb1071e32f40e049ea20f30368ba1592b4fe57fb51595d23acbdace324cd" + + "d78060a17187c662368854e915402d9b52fb21e984663e41c26a109437e162cfaf071b53f77e50000a5388ff183b82ce7a1af476c416d7d204157b3633" + + "b2f4ec077b699b032816997e37bceded8d4a04976fd7d0c0b029f290794c3be504c5242287ea2f831f11ed5690d92775cd6e863d7731fd4da687ebfb13" + + "df4c41dc0fb8", "ae345d555eb04d6947bb95c0965237e2"), + new TestCase( + "76fb3635a2dc92a1f768163ab12f2187" + "cd07fd0ef8c0be0afcbdb30af4af0009", + null, + "f05204a74f0f88a7fa1a95b84ec3d8ffb36fcdc7723ea65dfe7cd464e86e0abf6b9d51db3220cfd8496ad6e6d36ebee8d990f9ce0d3bb7f72b7ab5b3ab0a73240d11efe772c857021ae859db4933cdde4387b471d2ce700fef4b81087f8f47c307881fd83017afcd15b8d21edf9b704677f46df97b07e5b83f87c8abd90af9b1d0f9e2710e8ebd0d4d1c6a055abea861f42368bed94d9373e909c1d3715b221c16bc524c55c31ec3eab204850bb2474a84f9917038eff9d921130951391b5c54f09b5e1de833ea2cd7d3b306740abb7096d1e173da83427da2adddd3631eda30b54dbf487f2b082e8646f07d6e0a87e97522ca38d4ace4954bf3db6dd3a93b06fa18eb56856627ed6cffcd7ae26374554ca18ab8905f26331d323fe10e6e70624c7bc07a70f06ecd804b48f8f7e75e910165e1beb554f1f0ec7949c9c8d429a206b4d5c0653102249b6098e6b45fac2a07ff0220b0b8ae8f4c6bcc0c813a7cd141fa8b398b42575fc395747c5a0257ac41d6c1f434cfbf5dfe8349f5347ef6b60e611f5d6c3cbc20ca2555274d1934325824cef4809da293ea13f181929e2af025bbd1c9abdc3af93afd4c50a2854ade3887f4d2c8c225168052c16e74d76d2dd3e9467a2c5b8e15c06ffbffa42b8536384139f07e195a8c9f70f514f31dca4eb2cf262c0dcbde53654b6250a29efe21d54e83c80e005a1cad36d5934ff01c32e4bc5fe06d03064ff4a268517df4a94c759289f323734318cfa5d859d4ce9c16e63d02dff0896976f521607638535d2ee8dd3312e1ddc80a55d34fe829ab954c1ebd54d929954770f1be9d32b4c05003c5c9e97943b6431e2afe820b1e967b19843e5985a131b1100517cdc363799104af91e2cf3f53cb8fd003653a6dd8a31a3f9d566a7124b0ffe9695bcb87c482eb60106f88198f766a40bc0f4873c23653c5f9e7a8e446f770beb8034cf01d21028ba15ccee21a8db918c4829d61c88bfa927bc5def831501796c5b401a60a6b1b433c9fb905c8cd40412fffee81ab", + "045be28cc52009f506bdbfabedacf0b4"), + + }; + + public override string Name + { + get { return "Poly1305"; } + } + + public override void PerformTest() + { + testKeyGenerator(); + testInit(); + for (int i = 0; i < CASES.Length; i++) + { + testCase(i); + } + testSequential(); + testReset(); + } + + private void testCase(int i) + { + byte[] output = new byte[16]; + TestCase tc = CASES[i]; + + IMac mac; + if (tc.nonce == null) + { + // Raw Poly1305 test - don't do any transform on AES key part + mac = new Poly1305(new KeyEngine(16)); + mac.Init(new ParametersWithIV(new KeyParameter(tc.key), new byte[16])); + } + else + { + mac = new Poly1305(new AesFastEngine()); + mac.Init(new ParametersWithIV(new KeyParameter(tc.key), tc.nonce)); + } + mac.BlockUpdate(tc.message, 0, tc.message.Length); + mac.DoFinal(output, 0); + + if (!Arrays.AreEqual(output, tc.expectedMac)) + { + Fail("Mismatched output " + i, Hex.ToHexString(tc.expectedMac), Hex.ToHexString(output)); + } + } + + private void testSequential() + { + // Sequential test, adapted from test-poly1305aes + int len; + byte[] kr = new byte[32]; + byte[] m = new byte[MAXLEN]; + byte[] n = new byte[16]; + byte[] output = new byte[16]; + + int c = 0; + IMac mac = new Poly1305(new AesFastEngine()); + for (int loop = 0; loop < 13; loop++) + { + len = 0; + for (;;) + { + c++; + mac.Init(new ParametersWithIV(new KeyParameter(kr), n)); + mac.BlockUpdate(m, 0, len); + mac.DoFinal(output, 0); + + // if (c == 678) + // { + // TestCase tc = CASES[0]; + // + // if (!Arrays.AreEqual(tc.key, kr)) + // { + // System.err.println("Key bad"); + // System.err.println(Hex.ToHexString(tc.key))); + // System.err.println(Hex.ToHexString(kr))); + // System.exit(1); + // } + // if (!Arrays.AreEqual(tc.nonce, n)) + // { + // System.err.println("Nonce bad"); + // System.exit(1); + // } + // System.out.printf("[%d] m: %s\n", c, Hex.ToHexString(m, 0, len))); + // System.out.printf("[%d] K: %s\n", c, new string(Hex.encodje(kr))); + // System.out.printf("[%d] N: %s\n", c, Hex.ToHexString(n))); + // System.out.printf("[%d] M: ", c); + // } + // System.out.printf("%d/%s\n", c, Hex.ToHexString(out))); + + if (len >= MAXLEN) + break; + n[0] = (byte)(n[0] ^ loop); + for (int i = 0; i < 16; ++i) + n[i] ^= output[i]; + if (len % 2 != 0) + for (int i = 0; i < 16; ++i) + kr[i] ^= output[i]; + if (len % 3 != 0) + for (int i = 0; i < 16; ++i) + kr[i + 16] ^= output[i]; + Poly1305KeyGenerator.Clamp(kr); + m[len++] ^= output[0]; + } + } + // Output after 13 loops as generated by poly1305 ref + if (c != 13013 || !Arrays.AreEqual(output, Hex.Decode("c96f60a23701a5b0fd2016f58cbe4f7e"))) + { + Fail("Sequential Poly1305 " + c, "c96f60a23701a5b0fd2016f58cbe4f7e", Hex.ToHexString(output)); + } + } + + private void testReset() + { + CipherKeyGenerator gen = new Poly1305KeyGenerator(); + gen.Init(new KeyGenerationParameters(new SecureRandom(), 256)); + byte[] k = gen.GenerateKey(); + + byte[] m = new byte[10000]; + byte[] check = new byte[16]; + byte[] output = new byte[16]; + + // Generate baseline + IMac poly = new Poly1305(new AesFastEngine()); + poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16])); + + poly.BlockUpdate(m, 0, m.Length); + poly.DoFinal(check, 0); + + // Check reset after doFinal + poly.BlockUpdate(m, 0, m.Length); + poly.DoFinal(output, 0); + + if (!Arrays.AreEqual(check, output)) + { + Fail("Mac not reset after doFinal"); + } + + // Check reset + poly.Update((byte)1); + poly.Update((byte)2); + poly.Reset(); + poly.BlockUpdate(m, 0, m.Length); + poly.DoFinal(output, 0); + + if (!Arrays.AreEqual(check, output)) + { + Fail("Mac not reset after doFinal"); + } + + // Check init resets + poly.Update((byte)1); + poly.Update((byte)2); + poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16])); + poly.BlockUpdate(m, 0, m.Length); + poly.DoFinal(output, 0); + + if (!Arrays.AreEqual(check, output)) + { + Fail("Mac not reset after doFinal"); + } + } + + private void testInit() + { + CipherKeyGenerator gen = new Poly1305KeyGenerator(); + gen.Init(new KeyGenerationParameters(new SecureRandom(), 256)); + byte[] k = gen.GenerateKey(); + + IMac poly = new Poly1305(new AesFastEngine()); + poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16])); + + try + { + poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[15])); + Fail("16 byte nonce required"); + } catch (ArgumentException) + { + // Expected + } + + try + { + byte[] k2 = new byte[k.Length - 1]; + Array.Copy(k, 0, k2, 0, k2.Length); + poly.Init(new ParametersWithIV(new KeyParameter(k2), new byte[16])); + Fail("32 byte key required"); + } catch (ArgumentException) + { + // Expected + } + + try + { + k[19] = (byte)0xFF; + poly.Init(new ParametersWithIV(new KeyParameter(k), new byte[16])); + Fail("UnClamped key should not be accepted."); + } catch (ArgumentException) + { + // Expected + } + + } + + private void testKeyGenerator() + { + CipherKeyGenerator gen = new Poly1305KeyGenerator(); + gen.Init(new KeyGenerationParameters(new SecureRandom(), 256)); + byte[] k = gen.GenerateKey(); + + if (k.Length != 32) + { + Fail("Poly1305 key should be 256 bits."); + } + + try + { + Poly1305KeyGenerator.CheckKey(k); + } catch (ArgumentException) + { + Fail("Poly1305 key should be Clamped on generation."); + } + + byte[] k2 = new byte[k.Length]; + Array.Copy(k, 0, k2, 0, k2.Length); + Poly1305KeyGenerator.Clamp(k); + if (!Arrays.AreEqual(k, k2)) + { + Fail("Poly1305 key should be Clamped on generation."); + } + + try + { + k2[19] = (byte)0xff; + Poly1305KeyGenerator.CheckKey(k2); + Fail("UnClamped key should fail check."); + } catch (ArgumentException) + { + // Expected + } + } + + public static void Main( + string[] args) + { + RunTest(new Poly1305Test()); + } + + [Test] + public void TestFunction() + { + string resultText = Perform().ToString(); + + Assert.AreEqual(Name + ": Okay", resultText); + } + + } +} \ No newline at end of file diff --git a/crypto/test/src/crypto/test/RegressionTest.cs b/crypto/test/src/crypto/test/RegressionTest.cs index fde6003ef..0ac3624d8 100644 --- a/crypto/test/src/crypto/test/RegressionTest.cs +++ b/crypto/test/src/crypto/test/RegressionTest.cs @@ -112,6 +112,7 @@ namespace Org.BouncyCastle.Crypto.Tests new SCryptTest(), new NullTest(), new SipHashTest(), + new Poly1305Test(), new OcbTest(), }; |