// Indexer using an OID friendly name or value.
public X509Extension this[string oid] {
get {
// If we were passed the friendly name, retrieve the value string.
string oidValue = X509Utils.FindOidInfoWithFallback(CAPI.CRYPT_OID_INFO_NAME_KEY, oid, OidGroup.ExtensionOrAttribute);
if (oidValue == null)
{
oidValue = oid;
}
foreach (X509Extension extension in m_list)
{
if (String.Compare(extension.Oid.Value, oidValue, StringComparison.OrdinalIgnoreCase) == 0)
{
return(extension);
}
}
return(null);
}
}