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SymmetricCipher: Support CTR mode

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Includes AES-256-CTR non-stream tests
This commit is contained in:
Toni Spets 2017-10-29 17:07:01 +02:00
parent 8625e2c051
commit a81a5fa31b
4 changed files with 53 additions and 1 deletions
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40
tests/TestSymmetricCipher.cpp
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@ -124,6 +124,46 @@ void TestSymmetricCipher::testAes256CbcDecryption()
plainText);
}
void TestSymmetricCipher::testAes256CtrEncryption()
{
// http://csrc.nist.gov/publications/nistpubs/800-38a/sp800-38a.pdf
QByteArray key = QByteArray::fromHex("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4");
QByteArray ctr = QByteArray::fromHex("f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff");
QByteArray plainText = QByteArray::fromHex("6bc1bee22e409f96e93d7e117393172a");
plainText.append(QByteArray::fromHex("ae2d8a571e03ac9c9eb76fac45af8e51"));
QByteArray cipherText = QByteArray::fromHex("601ec313775789a5b7a7f504bbf3d228");
cipherText.append(QByteArray::fromHex("f443e3ca4d62b59aca84e990cacaf5c5"));
bool ok;
SymmetricCipher cipher(SymmetricCipher::Aes256, SymmetricCipher::Ctr, SymmetricCipher::Encrypt);
QVERIFY(cipher.init(key, ctr));
QCOMPARE(cipher.blockSize(), 16);
QCOMPARE(cipher.process(plainText, &ok),
cipherText);
QVERIFY(ok);
}
void TestSymmetricCipher::testAes256CtrDecryption()
{
QByteArray key = QByteArray::fromHex("603deb1015ca71be2b73aef0857d77811f352c073b6108d72d9810a30914dff4");
QByteArray ctr = QByteArray::fromHex("f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff");
QByteArray cipherText = QByteArray::fromHex("601ec313775789a5b7a7f504bbf3d228");
cipherText.append(QByteArray::fromHex("f443e3ca4d62b59aca84e990cacaf5c5"));
QByteArray plainText = QByteArray::fromHex("6bc1bee22e409f96e93d7e117393172a");
plainText.append(QByteArray::fromHex("ae2d8a571e03ac9c9eb76fac45af8e51"));
bool ok;
SymmetricCipher cipher(SymmetricCipher::Aes256, SymmetricCipher::Ctr, SymmetricCipher::Decrypt);
QVERIFY(cipher.init(key, ctr));
QCOMPARE(cipher.blockSize(), 16);
QCOMPARE(cipher.process(cipherText, &ok),
plainText);
QVERIFY(ok);
}
void TestSymmetricCipher::testTwofish256CbcEncryption()
{
// NIST MCT Known-Answer Tests (cbc_e_m.txt)