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>
/// Constructs a sort control with multiple sort keys.
/// </summary>
/// <param name="keys An">
/// array of sort key objects, to be processed in
/// order.
/// </param>
/// <param name="critical True">
/// if the search operation is to fail if the
/// server does not support this control.
/// </param>
public LdapSortControl(LdapSortKey[] keys, bool critical)
: base(RequestOid, critical, null)
{
var sortKeyList = new Asn1SequenceOf();
for (var i = 0; i < keys.Length; i++)
{
var key = new Asn1Sequence();
key.Add(new Asn1OctetString(keys[i].Key));
if (keys[i].MatchRule != null)
{
key.Add(new Asn1Tagged(
new Asn1Identifier(Asn1Identifier.Context, false, OrderingRule),
new Asn1OctetString(keys[i].MatchRule), false));
}
if (keys[i].Reverse)
{
// only add if true
key.Add(new Asn1Tagged(
new Asn1Identifier(Asn1Identifier.Context, false, ReverseOrder),
new Asn1Boolean(true), false));
}
sortKeyList.Add(key);
}
SetValue(sortKeyList.GetEncoding(new LberEncoder()));
}
/// <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>Private method used to construct the ber encoded control
/// </summary>
private void BuildPagedSearchRequest()
{
/* Create a new Asn1Sequence object */
m_pagedSearchRequest = new Asn1Sequence(2);
/* Add the pageSize and cookie to the sequence */
m_pagedSearchRequest.Add(new Asn1Integer(m_pageSize));
m_pagedSearchRequest.Add(new Asn1OctetString(m_cookie));
return;
}
/// <summary>
/// Constructs an LdapPersistSearchControl object according to the
/// supplied parameters. The resulting control is used to specify a
/// persistent search.
/// </summary>
/// <param name="changeTypes">
/// the change types to monitor. The bitwise OR of any
/// of the following values:
/// <li> LdapPersistSearchControl.ADD</li>
/// <li> LdapPersistSearchControl.DELETE</li>
/// <li> LdapPersistSearchControl.MODIFY</li>
/// <li> LdapPersistSearchControl.MODDN</li>
/// To track all changes the value can be set to:.
/// <li> LdapPersistSearchControl.ANY</li>
/// </param>
/// <param name="changesOnly">
/// true if you do not want the server to return
/// all existing entries in the directory that match the search
/// criteria. (Use this if you just want the changed entries to be
/// returned.).
/// </param>
/// <param name="returnControls">
/// true if you want the server to return entry
/// change controls with each entry in the search results. You need to
/// return entry change controls to discover what type of change
/// and other additional information about the change.
/// </param>
/// <param name="isCritical">
/// true if this control is critical to the search
/// operation. If true and the server does not support this control,
/// the server will not perform the search at all.
/// </param>
public LdapPersistSearchControl(int changeTypes, bool changesOnly, bool returnControls, bool isCritical)
: base(RequestOid, isCritical, null)
{
_mChangeTypes = changeTypes;
_mChangesOnly = changesOnly;
_mReturnControls = returnControls;
_mSequence = new Asn1Sequence(SequenceSize);
_mSequence.Add(new Asn1Integer(_mChangeTypes));
_mSequence.Add(new Asn1Boolean(_mChangesOnly));
_mSequence.Add(new Asn1Boolean(_mReturnControls));
SetValue();
}
/// <summary>
/// Creates a new ExtendedDnControl using the specified flag.
/// </summary>
/// <param name="flag">The format of the GUID that will be returned.</param>
/// <param name="critical">True if the LDAP operation should be discarded if the
/// control is not supported. False if the operation can be processed without
/// the control.</param>
public ExtendedDnControl(GuidFormatFlag flag, bool critical)
: base(ExtendedDnControlOID, critical, null)
{
_controlValue.Add(new Asn1Integer((int)flag));
try
{
using (var encodedData = new MemoryStream())
{
_controlValue.Encode(_encoder, encodedData);
SetValue(encodedData.ToArray());
}
}
catch (IOException e)
{
// Shouldn't occur unless there is a serious failure
throw new InvalidOperationException("Unable to create instance of ExtendedDnControl", e);
}
}
private void BuildTypedPagedRequest()
{
_request = new Asn1Sequence(2);
_request.Add(new Asn1Integer(Size));
_request.Add(new Asn1OctetString(Cookie));
}
