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65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/* Definition of the threading support module.
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*
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* Copyright 2007 Rainer Gerhards and Adiscon GmbH.
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*
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* This file is part of rsyslog.
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*
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* Rsyslog is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Rsyslog is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
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*
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* A copy of the GPL can be found in the file "COPYING" in this distribution.
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*/
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#ifndef THREADS_H_INCLUDED
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#define THREADS_H_INCLUDED
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/* type of sync tools for terminating the thread */
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typedef enum eTermSyncType {
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eTermSync_NONE = 0, /* no cleanup necessary, just cancel thread */
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eTermSync_SIGNAL /* termination via pthread_kill() */
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} eTermSyncType_t;
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/* the thread object */
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typedef struct thrdInfo {
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eTermSyncType_t eTermTool;
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int bIsActive; /* Is thread running? */
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pthread_t thrdID;
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} thrdInfo_t;
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/* this is the first approach to a queue, this time with static
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* memory.
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*/
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typedef struct {
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void** pbuf;
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long head, tail;
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int full, empty;
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pthread_mutex_t *mut;
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pthread_cond_t *notFull, *notEmpty;
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} msgQueue;
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/* prototypes */
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rsRetVal thrdTerminate(thrdInfo_t *pThis);
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rsRetVal thrdTerminateAll(void);
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rsRetVal thrdCreate(void* (*thrdMain)(void*));
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msgQueue *queueInit (void);
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void queueDelete (msgQueue *q);
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void queueAdd (msgQueue *q, void* in);
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void queueDel (msgQueue *q, void **out);
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/* go-away's */
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extern int iMainMsgQueueSize;
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extern msgQueue *pMsgQueue;
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#endif /* #ifndef THREADS_H_INCLUDED */
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