private static Asn1SequenceOf EncodeModifications(LdapModification[] mods)
{
var rfcMods = new Asn1SequenceOf(mods.Length);
foreach (var t in mods)
{
var attr = t.Attribute;
var vals = new Asn1SetOf(attr.Size());
if (attr.Size() > 0)
{
foreach (var val in attr.ByteValueArray)
{
vals.Add(new Asn1OctetString(val));
}
}
var rfcMod = new Asn1Sequence(2);
rfcMod.Add(new Asn1Enumerated((int)t.Op));
rfcMod.Add(new RfcAttributeTypeAndValues(attr.Name, vals));
rfcMods.Add(rfcMod);
}
return(rfcMods);
}
/// <summary>
/// Encode an array of LdapModifications to ASN.1.
/// </summary>
/// <param name="mods">
/// an array of LdapModification objects.
/// </param>
/// <returns>
/// an Asn1SequenceOf object containing the modifications.
/// </returns>
private static Asn1SequenceOf EncodeModifications(LdapModification[] mods)
{
// Convert Java-API LdapModification[] to RFC2251 SEQUENCE OF SEQUENCE
var rfcMods = new Asn1SequenceOf(mods.Length);
for (var i = 0; i < mods.Length; i++)
{
var attr = mods[i].Attribute;
// place modification attribute values in Asn1SetOf
var vals = new Asn1SetOf(attr.Size());
if (attr.Size() > 0)
{
var attrEnum = attr.ByteValues;
while (attrEnum.MoveNext())
{
vals.Add(new RfcAttributeValue(attrEnum.Current));
}
}
// create SEQUENCE containing mod operation and attr type and vals
var rfcMod = new Asn1Sequence(2);
rfcMod.Add(new Asn1Enumerated(mods[i].Op));
rfcMod.Add(new RfcAttributeTypeAndValues(new RfcAttributeDescription(attr.Name), vals));
// place SEQUENCE into SEQUENCE OF
rfcMods.Add(rfcMod);
}
return(rfcMods);
}
/// <summary>
/// Build the attribuite list from an LdapEntry.
/// </summary>
/// <param name="entry">
/// The LdapEntry associated with this add request.
/// </param>
private static RfcAttributeList MakeRfcAttrList(LdapEntry entry)
{
// convert Java-API LdapEntry to RFC2251 AttributeList
var attrSet = entry.GetAttributeSet();
var attrList = new RfcAttributeList(attrSet.Count);
var itr = attrSet.GetEnumerator();
while (itr.MoveNext())
{
var attr = (LdapAttribute)itr.Current;
var vals = new Asn1SetOf(attr.Size());
var attrEnum = attr.ByteValues;
while (attrEnum.MoveNext())
{
vals.Add(new RfcAttributeValue((byte[])attrEnum.Current));
}
attrList.Add(new RfcAttributeTypeAndValues(new RfcAttributeDescription(attr.Name), vals));
}
return(attrList);
}