public static PrivateKeyInfo CreatePrivateKeyInfo(
char[] passPhrase,
bool wrongPkcs12Zero,
EncryptedPrivateKeyInfo encInfo)
{
AlgorithmIdentifier algID = encInfo.EncryptionAlgorithm;
IBufferedCipher cipher = PbeUtilities.CreateEngine(algID) as IBufferedCipher;
if (cipher == null)
throw new Exception("Unknown encryption algorithm: " + algID.ObjectID);
ICipherParameters cipherParameters = PbeUtilities.GenerateCipherParameters(
algID, passPhrase, wrongPkcs12Zero);
cipher.Init(false, cipherParameters);
byte[] keyBytes = cipher.DoFinal(encInfo.GetEncryptedData());
return PrivateKeyInfo.GetInstance(keyBytes);
}
public static PrivateKeyInfo CreatePrivateKeyInfo(
char[] passPhrase,
bool wrongPkcs12Zero,
EncryptedPrivateKeyInfo encInfo)
{
AlgorithmIdentifier algID = encInfo.EncryptionAlgorithm;
IBufferedCipher cipher = PbeUtilities.CreateEngine(algID) as IBufferedCipher;
if (cipher == null)
{
// TODO Throw exception?
}
ICipherParameters keyParameters = PbeUtilities.GenerateCipherParameters(
algID, passPhrase, wrongPkcs12Zero);
cipher.Init(false, keyParameters);
byte[] keyBytes = encInfo.GetEncryptedData();
byte[] encoding = cipher.DoFinal(keyBytes);
Asn1Object asn1Data = Asn1Object.FromByteArray(encoding);
return PrivateKeyInfo.GetInstance(asn1Data);
}
