/usr/include/dcmtk/dcmqrdb/dcmqrptb.h is in libdcmtk-dev 3.6.1~20160216-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright (C) 1993-2011, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmqrdb
*
* Author: Marco Eichelberg
*
* Purpose: class DcmQueryRetrieveProcessTable
*
*/
#ifndef DCMQRPTB_H
#define DCMQRPTB_H
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/ofstd/oftypes.h"
#include "dcmtk/ofstd/ofstring.h"
#include "dcmtk/dcmnet/assoc.h"
#include "dcmtk/dcmqrdb/qrdefine.h"
#define INCLUDE_CTIME
#include "dcmtk/ofstd/ofstdinc.h"
BEGIN_EXTERN_C
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
END_EXTERN_C
class DcmQueryRetrieveProcessSlot;
/** this class maintains a table of client processes. For each client process,
* certain key parameters such as the peer hostname, AE titles, read/write access
* are stored along with the process ID.
*/
class DCMTK_DCMQRDB_EXPORT DcmQueryRetrieveProcessTable
{
public:
/// default constructor
DcmQueryRetrieveProcessTable() : table_() { }
/// destructor
virtual ~DcmQueryRetrieveProcessTable();
/** adds a new child process to the process table.
* @param pid process ID of the child process
* @param assoc peer hostname and AEtitles are read from this object
*/
void addProcessToTable(int pid, T_ASC_Association * assoc);
/** returns the number of child processes in the table
* @return number of child processes
*/
size_t countChildProcesses() const
{
return table_.size();
}
/** check if child processes have terminated and, if yes, remove
* them from the process table. This method should be called
* regularly.
*/
void cleanChildren();
/** check if we have a child process that has write access to the
* given aetitle. Used to enforce an ad-hoc rule that allows only
* one parallel association to negotiate storage presentation contexts
* for each storage area (aetitle)
*/
OFBool haveProcessWithWriteAccess(const char *calledAETitle) const;
private:
/** remove the process with the given process ID from the table
* @param pid process ID
*/
void removeProcessFromTable(int pid);
/// the list of process entries maintained by this object.
OFList<DcmQueryRetrieveProcessSlot *> table_;
};
#endif
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