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/* Definition of the worker thread instance (wti) class.
*
* Copyright 2008, 2009 by Rainer Gerhards and Adiscon GmbH.
*
* This file is part of the rsyslog runtime library.
*
* The rsyslog runtime library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The rsyslog runtime library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the rsyslog runtime library. If not, see <http://www.gnu.org/licenses/>.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
* A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution.
*/
#ifndef WTI_H_INCLUDED
#define WTI_H_INCLUDED
#include <pthread.h>
#include "wtp.h"
#include "obj.h"
#include "batch.h"
/* the worker thread instance class */
typedef struct wti_s {
BEGINobjInstance;
int bOptimizeUniProc; /* cache for the equally-named global setting, pulled at time of queue creation */
pthread_t thrdID; /* thread ID */
qWrkCmd_t tCurrCmd; /* current command to be carried out by worker */
wtp_t *pWtp; /* my worker thread pool (important if only the work thread instance is passed! */
pthread_cond_t condExitDone; /* signaled when the thread exit is done (once per thread existance) */
pthread_mutex_t mut;
int bShutdownRqtd; /* shutdown for this thread requested? 0 - no , 1 - yes */
batch_t batch; /* pointer to an object array meaningful for current user pointer (e.g. queue pUsr data elemt) */
uchar *pszDbgHdr; /* header string for debug messages */
} wti_t;
/* some symbolic constants for easier reference */
/* prototypes */
rsRetVal wtiConstruct(wti_t **ppThis);
rsRetVal wtiConstructFinalize(wti_t *pThis);
rsRetVal wtiDestruct(wti_t **ppThis);
rsRetVal wtiWorker(wti_t *pThis);
rsRetVal wtiProcessThrdChanges(wti_t *pThis, int bLockMutex);
rsRetVal wtiSetDbgHdr(wti_t *pThis, uchar *pszMsg, size_t lenMsg);
rsRetVal wtiSetState(wti_t *pThis, qWrkCmd_t tCmd, int bActiveOnly, int bLockMutex);
rsRetVal wtiJoinThrd(wti_t *pThis);
rsRetVal wtiCancelThrd(wti_t *pThis);
qWrkCmd_t wtiGetState(wti_t *pThis, int bLockMutex);
PROTOTYPEObjClassInit(wti);
PROTOTYPEpropSetMeth(wti, pszDbgHdr, uchar*);
PROTOTYPEpropSetMeth(wti, pWtp, wtp_t*);
#endif /* #ifndef WTI_H_INCLUDED */
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