protected override void OnReceiveAssociateRequest(DcmAssociate association) {
association.NegotiateAsyncOps = false;
LogID = association.CallingAE;
_config = Config.Instance.FindPrinter(association.CalledAE);
if (_config == null) {
SendAssociateReject(DcmRejectResult.Permanent, DcmRejectSource.ServiceUser, DcmRejectReason.CalledAENotRecognized);
return;
}
foreach (DcmPresContext pc in association.GetPresentationContexts()) {
if (pc.AbstractSyntax == DicomUID.VerificationSOPClass ||
pc.AbstractSyntax == DicomUID.BasicColorPrintManagementMetaSOPClass ||
pc.AbstractSyntax == DicomUID.BasicGrayscalePrintManagementMetaSOPClass ||
pc.AbstractSyntax == DicomUID.PrinterSOPClass ||
//pc.AbstractSyntax == DicomUID.PrinterConfigurationRetrieval ||
//pc.AbstractSyntax == DicomUID.PrintJob ||
pc.AbstractSyntax == DicomUID.BasicFilmSessionSOPClass ||
pc.AbstractSyntax == DicomUID.BasicFilmBoxSOPClass ||
pc.AbstractSyntax == DicomUID.BasicGrayscaleImageBoxSOPClass ||
pc.AbstractSyntax == DicomUID.BasicColorImageBoxSOPClass) {
pc.SetResult(DcmPresContextResult.Accept);
} else {
pc.SetResult(DcmPresContextResult.RejectAbstractSyntaxNotSupported);
}
}
SendAssociateAccept(association);
}
public void Apply(DcmAssociate associate)
{
foreach (DcmPresContext pc in associate.GetPresentationContexts())
{
if (pc.Result == DcmPresContextResult.Proposed)
{
if (AbstractSyntaxes.Contains(pc.AbstractSyntax.UID))
{
IList <DicomTransferSyntax> txs = pc.GetTransfers();
for (int i = 0; i < txs.Count; i++)
{
if (TransferSyntaxes.Contains(txs[i].UID.UID))
{
if (!DicomUID.IsImageStorage(pc.AbstractSyntax) && DicomTransferSyntax.IsImageCompression(txs[i]))
{
continue;
}
pc.SetResult(DcmPresContextResult.Accept, txs[i]);
break;
}
}
if (pc.Result != DcmPresContextResult.Accept)
{
pc.SetResult(DcmPresContextResult.RejectTransferSyntaxesNotSupported);
}
}
else
{
pc.SetResult(DcmPresContextResult.RejectAbstractSyntaxNotSupported);
}
}
}
}
/// <summary>
/// Writes A-ASSOCIATE-AC to PDU buffer
/// </summary>
/// <returns>PDU buffer</returns>
public RawPDU Write()
{
RawPDU pdu = new RawPDU((byte)0x02);
pdu.Write("Version", (ushort)0x0001);
pdu.Write("Reserved", 0x00, 2);
pdu.Write("Called AE", _assoc.CalledAE, 16, ' ');
pdu.Write("Calling AE", _assoc.CallingAE, 16, ' ');
pdu.Write("Reserved", 0x00, 32);
// Application Context
pdu.Write("Item-Type", (byte)0x10);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
pdu.Write("Application Context Name", DicomUID.DICOMApplicationContextName.UID);
pdu.WriteLength16();
foreach (DcmPresContext pc in _assoc.GetPresentationContexts())
{
// Presentation Context
pdu.Write("Item-Type", (byte)0x21);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
pdu.Write("Presentation Context ID", (byte)pc.ID);
pdu.Write("Reserved", (byte)0x00);
pdu.Write("Result", (byte)pc.Result);
pdu.Write("Reserved", (byte)0x00);
// Transfer Syntax
pdu.Write("Item-Type", (byte)0x40);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
pdu.Write("Transfer Syntax UID", pc.AcceptedTransferSyntax.UID.UID);
pdu.WriteLength16();
pdu.WriteLength16();
}
// User Data Fields
pdu.Write("Item-Type", (byte)0x50);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
// Maximum PDU
pdu.Write("Item-Type", (byte)0x51);
pdu.Write("Reserved", (byte)0x00);
pdu.Write("Item-Length", (ushort)0x0004);
pdu.Write("Max PDU Length", (uint)_assoc.MaximumPduLength);
// Implementation Class UID
pdu.Write("Item-Type", (byte)0x52);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
pdu.Write("Implementation Class UID", Implementation.ClassUID.UID);
pdu.WriteLength16();
// Asynchronous Operations Negotiation
if (_assoc.NegotiateAsyncOps)
{
pdu.Write("Item-Type", (byte)0x53);
pdu.Write("Reserved", (byte)0x00);
pdu.Write("Item-Length", (ushort)0x0004);
pdu.Write("Asynchronous Operations Invoked", (ushort)_assoc.AsyncOpsInvoked);
pdu.Write("Asynchronous Operations Performed", (ushort)_assoc.AsyncOpsPerformed);
}
// Implementation Version
pdu.Write("Item-Type", (byte)0x55);
pdu.Write("Reserved", (byte)0x00);
pdu.MarkLength16("Item-Length");
pdu.Write("Implementation Version", Implementation.Version);
pdu.WriteLength16();
pdu.WriteLength16();
return(pdu);
}
protected override void OnReceiveAssociateRequest(DcmAssociate association)
{
Timer = Stopwatch.StartNew();
association.NegotiateAsyncOps = false;
LogID = association.CallingAE;
Console.WriteLine("{0} Received Association Request from AE:{1} -> {2}", DateTime.Now, association.CallingAE, association.CalledAE );
_flagAnonymousAccess = _flagAnonymousAccess || IsAnonymizedAE(association.CallingAE);
foreach (DcmPresContext pc in association.GetPresentationContexts())
{
HandleEchoAssociationRequest(pc);
if (Settings.Default.DoAllowFind)
{
HandleFindAssociationRequest(pc);
HandleMoveAssociationRequest(pc);
}
}
if( Settings.Default.DoAllowStore )
HandleStoreAssociationRequest(association);
SendAssociateAccept(association);
}