public KeyInfoX509Data(X509Certificate cert, X509IncludeOption includeOption)
{
if (cert == null)
{
throw new ArgumentNullException(nameof(cert));
}
X509Certificate2 certificate = new X509Certificate2(cert);
X509ChainElementCollection elements;
X509Chain chain;
switch (includeOption)
{
case X509IncludeOption.ExcludeRoot:
// Build the certificate chain
chain = new X509Chain();
chain.Build(certificate);
// Can't honor the option if we only have a partial chain.
if ((chain.ChainStatus.Length > 0) &&
((chain.ChainStatus[0].Status & X509ChainStatusFlags.PartialChain) == X509ChainStatusFlags.PartialChain))
{
throw new CryptographicException(SR.Cryptography_Partial_Chain);
}
elements = (X509ChainElementCollection)chain.ChainElements;
for (int index = 0; index < (Utils.IsSelfSigned(chain) ? 1 : elements.Count - 1); index++)
{
AddCertificate(elements[index].Certificate);
}
break;
case X509IncludeOption.EndCertOnly:
AddCertificate(certificate);
break;
case X509IncludeOption.WholeChain:
// Build the certificate chain
chain = new X509Chain();
chain.Build(certificate);
// Can't honor the option if we only have a partial chain.
if ((chain.ChainStatus.Length > 0) &&
((chain.ChainStatus[0].Status & X509ChainStatusFlags.PartialChain) == X509ChainStatusFlags.PartialChain))
{
throw new CryptographicException(SR.Cryptography_Partial_Chain);
}
elements = (X509ChainElementCollection)chain.ChainElements;
foreach (X509ChainElement element in elements)
{
AddCertificate(element.Certificate);
}
break;
}
}
