public void Remove(CryptographicAttributeObject attribute)
{
if (attribute == null)
{
throw new ArgumentNullException(nameof(attribute));
}
_list.Remove(attribute);
}
public int Add(CryptographicAttributeObject attribute)
{
if (attribute == null)
{
throw new ArgumentNullException(nameof(attribute));
}
//
// Merge with existing attribute, if already existed, else add as new.
//
string?szOid1 = attribute.Oid.Value;
for (int index = 0; index < _list.Count; index++)
{
CryptographicAttributeObject existing = _list[index];
// To prevent caller to add the existing item into the collection again
// Otherwise the merge will be an infinite loop
if (object.ReferenceEquals(existing.Values, attribute.Values))
{
throw new InvalidOperationException(Strings.InvalidOperation_DuplicateItemNotAllowed);
}
string?szOid2 = existing.Oid.Value;
if (string.Equals(szOid1, szOid2, StringComparison.OrdinalIgnoreCase))
{
//
// Only allow one signing time, per RFC.
//
if (string.Equals(szOid1, Oids.SigningTime, StringComparison.OrdinalIgnoreCase))
{
throw new CryptographicException(Strings.Cryptography_Pkcs9_MultipleSigningTimeNotAllowed);
}
foreach (AsnEncodedData asnEncodedData in attribute.Values)
{
existing.Values.Add(asnEncodedData);
}
return(index);
}
}
int indexOfNewItem = _list.Count;
_list.Add(attribute);
return(indexOfNewItem);
}
internal void AddWithoutMerge(CryptographicAttributeObject attribute)
{
Debug.Assert(attribute != null);
_list.Add(attribute);
}
public CryptographicAttributeObjectCollection(CryptographicAttributeObject attribute)
{
_list = new List <CryptographicAttributeObject>();
_list.Add(attribute);
}
