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/*
*
* Copyright (C) 1994-2024, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were partly developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
* For further copyrights, see the following paragraphs.
*
*/
/*
** Copyright (C) 1993/1994, OFFIS, Oldenburg University and CERIUM
**
** This software and supporting documentation were
** developed by
**
** Institut OFFIS
** Bereich Kommunikationssysteme
** Westerstr. 10-12
** 26121 Oldenburg, Germany
**
** Fachbereich Informatik
** Abteilung Prozessinformatik
** Carl von Ossietzky Universitaet Oldenburg
** Ammerlaender Heerstr. 114-118
** 26111 Oldenburg, Germany
**
** CERIUM
** Laboratoire SIM
** Faculte de Medecine
** 2 Avenue du Pr. Leon Bernard
** 35043 Rennes Cedex, France
**
** for CEN/TC251/WG4 as a contribution to the Radiological
** Society of North America (RSNA) 1993 Digital Imaging and
** Communications in Medicine (DICOM) Demonstration.
**
** THIS SOFTWARE IS MADE AVAILABLE, AS IS, AND NEITHER OFFIS,
** OLDENBURG UNIVERSITY NOR CERIUM MAKE ANY WARRANTY REGARDING
** THE SOFTWARE, ITS PERFORMANCE, ITS MERCHANTABILITY OR
** FITNESS FOR ANY PARTICULAR USE, FREEDOM FROM ANY COMPUTER
** DISEASES OR ITS CONFORMITY TO ANY SPECIFICATION. THE
** ENTIRE RISK AS TO QUALITY AND PERFORMANCE OF THE SOFTWARE
** IS WITH THE USER.
**
** Copyright of the software and supporting documentation
** is, unless otherwise stated, jointly owned by OFFIS,
** Oldenburg University and CERIUM and free access is hereby
** granted as a license to use this software, copy this
** software and prepare derivative works based upon this
** software. However, any distribution of this software
** source code or supporting documentation or derivative
** works (source code and supporting documentation) must
** include the three paragraphs of this copyright notice.
**
*/
/*
**
** Author: Andrew Hewett Created: 03-06-93
**
** Module: dimcancel
**
** Purpose:
** This file contains the routines which help with
** sending C-CANCEL-RQ.
**
** Module Prefix: DIMSE_
**
*/
/*
** Include Files
*/
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#include "dcmtk/dcmnet/diutil.h"
#include "dcmtk/dcmnet/dimse.h" /* always include the module header */
#include "dcmtk/dcmnet/cond.h"
#include "dcmtk/ofstd/ofstd.h"
OFCondition
DIMSE_sendCancelRequest(T_ASC_Association * assoc,
T_ASC_PresentationContextID presId, DIC_US msgId)
{
T_DIMSE_Message req;
memset((char*)&req, 0, sizeof(req));
req.CommandField = DIMSE_C_CANCEL_RQ;
req.msg.CCancelRQ.MessageIDBeingRespondedTo = msgId;
req.msg.CCancelRQ.DataSetType = DIMSE_DATASET_NULL;
return DIMSE_sendMessageUsingMemoryData(assoc, presId, &req, NULL, NULL, NULL, NULL);
}
OFCondition
DIMSE_checkForCancelRQ(T_ASC_Association * assoc,
T_ASC_PresentationContextID presId, DIC_US msgId)
{
T_DIMSE_Message msg;
T_ASC_PresentationContextID presIdCmd;
OFCondition cond = DIMSE_receiveCommand(assoc, DIMSE_NONBLOCKING, 0, &presIdCmd, &msg, NULL);
if (cond.good()) /* could be DIMSE_NODATAAVAILABLE or some error condition */
{
if (presIdCmd != presId)
{
return makeDcmnetCondition(DIMSEC_INVALIDPRESENTATIONCONTEXTID, OF_error, "DIMSE: Checking for C-CANCEL-RQ, bad presId");
}
if (msg.CommandField != DIMSE_C_CANCEL_RQ)
{
char buf1[256];
OFStandard::snprintf(buf1, sizeof(buf1), "DIMSE: Checking for C-CANCEL-RQ, Protocol Error: Cmd=0x%x", msg.CommandField);
return makeDcmnetCondition(DIMSEC_UNEXPECTEDREQUEST, OF_error, buf1);
}
if (msg.msg.CCancelRQ.MessageIDBeingRespondedTo != msgId)
{
char buf2[256];
OFStandard::snprintf(buf2, sizeof(buf2), "DIMSE: Checking for C-CANCEL-RQ, Protocol Error: msgId=%d", msg.msg.CCancelRQ.MessageIDBeingRespondedTo);
return makeDcmnetCondition(DIMSEC_UNEXPECTEDREQUEST, OF_error, buf2);
}
}
return cond;
}
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