diff options
Diffstat (limited to 'libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GMacTest.java')
-rw-r--r-- | libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GMacTest.java | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GMacTest.java b/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GMacTest.java deleted file mode 100644 index c478fc863..000000000 --- a/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GMacTest.java +++ /dev/null @@ -1,171 +0,0 @@ -package org.spongycastle.crypto.test; - -import org.spongycastle.crypto.CipherParameters; -import org.spongycastle.crypto.Mac; -import org.spongycastle.crypto.engines.AESFastEngine; -import org.spongycastle.crypto.macs.GMac; -import org.spongycastle.crypto.modes.GCMBlockCipher; -import org.spongycastle.crypto.params.KeyParameter; -import org.spongycastle.crypto.params.ParametersWithIV; -import org.spongycastle.util.encoders.Hex; -import org.spongycastle.util.test.SimpleTest; - -/** - * Test vectors for AES-GMAC, extracted from <a - * href="http://csrc.nist.gov/groups/STM/cavp/documents/mac/gcmtestvectors.zip">NIST CAVP GCM test - * vectors</a>. - * - */ -public class GMacTest extends SimpleTest -{ - private static class TestCase - { - private byte[] key; - private byte[] iv; - private byte[] ad; - private byte[] tag; - private String name; - - private TestCase(final String name, final String key, final String iv, final String ad, final String tag) - { - this.name = name; - this.key = Hex.decode(key); - this.iv = Hex.decode(iv); - this.ad = Hex.decode(ad); - this.tag = Hex.decode(tag); - } - - public String getName() - { - return name; - } - - public byte[] getKey() - { - return key; - } - - public byte[] getIv() - { - return iv; - } - - public byte[] getAd() - { - return ad; - } - - public byte[] getTag() - { - return tag; - } - } - - private static TestCase[] TEST_VECTORS = new TestCase[] { - // Count = 0, from each of the PTlen = 0 test vector sequences - new TestCase("128/96/0/128", "11754cd72aec309bf52f7687212e8957", "3c819d9a9bed087615030b65", "", - "250327c674aaf477aef2675748cf6971"), - new TestCase("128/96/0/120", "272f16edb81a7abbea887357a58c1917", "794ec588176c703d3d2a7a07", "", - "b6e6f197168f5049aeda32dafbdaeb"), - new TestCase("128/96/0/112", "81b6844aab6a568c4556a2eb7eae752f", "ce600f59618315a6829bef4d", "", - "89b43e9dbc1b4f597dbbc7655bb5"), - new TestCase("128/96/0/104", "cde2f9a9b1a004165ef9dc981f18651b", "29512c29566c7322e1e33e8e", "", - "2e58ce7dabd107c82759c66a75"), - new TestCase("128/96/0/96", "b01e45cc3088aaba9fa43d81d481823f", "5a2c4a66468713456a4bd5e1", "", - "014280f944f53c681164b2ff"), - - new TestCase("128/96/128/128", "77be63708971c4e240d1cb79e8d77feb", "e0e00f19fed7ba0136a797f3", - "7a43ec1d9c0a5a78a0b16533a6213cab", "209fcc8d3675ed938e9c7166709dd946"), - new TestCase("128/96/128/96", "bea48ae4980d27f357611014d4486625", "32bddb5c3aa998a08556454c", - "8a50b0b8c7654bced884f7f3afda2ead", "8e0f6d8bf05ffebe6f500eb1"), - - new TestCase("128/96/384/128", "99e3e8793e686e571d8285c564f75e2b", "c2dd0ab868da6aa8ad9c0d23", - "b668e42d4e444ca8b23cfdd95a9fedd5178aa521144890b093733cf5cf22526c5917ee476541809ac6867a8c399309fc", - "3f4fba100eaf1f34b0baadaae9995d85"), - new TestCase("128/96/384/96", "c77acd1b0918e87053cb3e51651e7013", "39ff857a81745d10f718ac00", - "407992f82ea23b56875d9a3cb843ceb83fd27cb954f7c5534d58539fe96fb534502a1b38ea4fac134db0a42de4be1137", - "2a5dc173285375dc82835876"), - - new TestCase( - "128/1024/0/128", - "d0f1f4defa1e8c08b4b26d576392027c", - "42b4f01eb9f5a1ea5b1eb73b0fb0baed54f387ecaa0393c7d7dffc6af50146ecc021abf7eb9038d4303d91f8d741a11743166c0860208bcc02c6258fd9511a2fa626f96d60b72fcff773af4e88e7a923506e4916ecbd814651e9f445adef4ad6a6b6c7290cc13b956130eef5b837c939fcac0cbbcc9656cd75b13823ee5acdac", - "", "7ab49b57ddf5f62c427950111c5c4f0d"), - new TestCase( - "128/1024/384/96", - "3cce72d37933394a8cac8a82deada8f0", - "aa2f0d676d705d9733c434e481972d4888129cf7ea55c66511b9c0d25a92a174b1e28aa072f27d4de82302828955aadcb817c4907361869bd657b45ff4a6f323871987fcf9413b0702d46667380cd493ed24331a28b9ce5bbfa82d3a6e7679fcce81254ba64abcad14fd18b22c560a9d2c1cd1d3c42dac44c683edf92aced894", - "5686b458e9c176f4de8428d9ebd8e12f569d1c7595cf49a4b0654ab194409f86c0dd3fdb8eb18033bb4338c70f0b97d1", - "a3a9444b21f330c3df64c8b6"), }; - - public void performTest() - { - for (int i = 0; i < TEST_VECTORS.length; i++) - { - TestCase testCase = TEST_VECTORS[i]; - - Mac mac = new GMac(new GCMBlockCipher(new AESFastEngine()), testCase.getTag().length * 8); - CipherParameters key = new KeyParameter(testCase.getKey()); - mac.init(new ParametersWithIV(key, testCase.getIv())); - - testSingleByte(mac, testCase); - testMultibyte(mac, testCase); - } - - // Invalid mac size - testInvalidMacSize(97); - testInvalidMacSize(136); - testInvalidMacSize(88); - testInvalidMacSize(64); - } - - private void testInvalidMacSize(int size) - { - try - { - GMac mac = new GMac(new GCMBlockCipher(new AESFastEngine()), size); - mac.init(new ParametersWithIV(null, new byte[16])); - fail("Expected failure for illegal mac size " + size); - } - catch (IllegalArgumentException e) - { - } - } - - private void testMultibyte(Mac mac, TestCase testCase) - { - mac.update(testCase.getAd(), 0, testCase.getAd().length); - checkMac(mac, testCase); - } - - private void testSingleByte(Mac mac, TestCase testCase) - { - final byte[] ad = testCase.getAd(); - for (int i = 0; i < ad.length; i++) - { - mac.update(ad[i]); - } - checkMac(mac, testCase); - } - - private void checkMac(Mac mac, TestCase testCase) - { - final byte[] generatedMac = new byte[mac.getMacSize()]; - mac.doFinal(generatedMac, 0); - if (!areEqual(testCase.getTag(), generatedMac)) - { - fail("Failed " + testCase.getName() + " - expected " + new String(Hex.encode(testCase.getTag())) + " got " - + new String(Hex.encode(generatedMac))); - } - } - - public String getName() - { - return "GMac"; - } - - public static void main(String[] args) - { - runTest(new GMacTest()); - } -} |