public static void VerifyUnsupportedFeedbackSizeForPersistedCfb()
{
SymmetricCngTestHelpers.VerifyCfbPersistedUnsupportedFeedbackSize(
s_cngAlgorithm,
keyName => new TripleDESCng(keyName),
notSupportedFeedbackSizeInBits: 64);
}
public static void VerifyMachineKey()
{
SymmetricCngTestHelpers.VerifyMachineKey(
s_cngAlgorithm,
8 * BlockSizeBytes,
keyName => new TripleDESCng(keyName, CngProvider.MicrosoftSoftwareKeyStorageProvider, CngKeyOpenOptions.MachineKey),
() => new TripleDESCng());
}
public static void VerifyPersistedKey(
int plainBytesCount,
CipherMode cipherMode,
PaddingMode paddingMode)
{
SymmetricCngTestHelpers.VerifyPersistedKey(
s_cngAlgorithm,
192,
plainBytesCount,
keyName => new TripleDESCng(keyName),
() => new TripleDESCng(),
cipherMode,
paddingMode);
}
public static void VerifyPersistedKey(
int keySize,
int plainBytesCount,
CipherMode cipherMode,
PaddingMode paddingMode,
int feedbackSizeInBits = 0)
{
// Windows 7 does not support CFB except in CFB8 mode.
if (cipherMode == CipherMode.CFB && feedbackSizeInBits != 8 && PlatformDetection.IsWindows7)
{
return;
}
SymmetricCngTestHelpers.VerifyPersistedKey(
s_cngAlgorithm,
keySize,
plainBytesCount,
keyName => new AesCng(keyName),
() => new AesCng(),
cipherMode,
paddingMode,
feedbackSizeInBits);
}
public static void SetKey_DetachesFromPersistedKey()
{
SymmetricCngTestHelpers.SetKey_DetachesFromPersistedKey(
s_cngAlgorithm,
keyName => new TripleDESCng(keyName));
}
public static void GetKey_NonExportable()
{
SymmetricCngTestHelpers.GetKey_NonExportable(
s_cngAlgorithm,
keyName => new TripleDESCng(keyName));
}
public static void VerifyRequiresTripleDESCngKey()
{
SymmetricCngTestHelpers.VerifyMismatchAlgorithmFails(
s_cngAlgorithm,
keyName => new AesCng(keyName, CngProvider.MicrosoftSoftwareKeyStorageProvider));
}
