internal static byte[] ExportEncryptedPkcs8PrivateKey(
AsymmetricAlgorithm key,
ReadOnlySpan <byte> passwordBytes,
PbeParameters pbeParameters)
{
if (pbeParameters == null)
{
throw new ArgumentNullException(nameof(pbeParameters));
}
PasswordBasedEncryption.ValidatePbeParameters(
pbeParameters,
ReadOnlySpan <char> .Empty,
passwordBytes);
if (passwordBytes.Length == 0)
{
// Switch to character-based, since that's the native input format.
return(key.ExportEncryptedPkcs8PrivateKey(ReadOnlySpan <char> .Empty, pbeParameters));
}
using (AsnWriter writer = RewriteEncryptedPkcs8PrivateKey(key, passwordBytes, pbeParameters))
{
return(writer.Encode());
}
}
