homework-jianmu/include/util/tworker.h

53 lines
1.4 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program 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.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_TWORKER_H
#define TDENGINE_TWORKER_H
#ifdef __cplusplus
extern "C" {
#endif
typedef void *(*FWorkerThread)(void *pWorker);
struct SWorkerPool;
typedef struct {
pthread_t thread; // thread
int32_t id; // worker ID
struct SWorkerPool *pPool;
} SWorker;
typedef struct SWorkerPool {
int32_t max; // max number of workers
int32_t min; // min number of workers
int32_t num; // current number of workers
void * qset;
char * name;
SWorker *worker;
FWorkerThread workerFp;
pthread_mutex_t mutex;
} SWorkerPool;
int32_t tWorkerInit(SWorkerPool *pPool);
void tWorkerCleanup(SWorkerPool *pPool);
void * tWorkerAllocQueue(SWorkerPool *pPool, void *ahandle);
void tWorkerFreeQueue(SWorkerPool *pPool, void *pQueue);
#ifdef __cplusplus
}
#endif
#endif