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114 lines
3.1 KiB
114 lines
3.1 KiB
/*
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* Copyright (C) 2013-2024 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007-2013 Sourcefire, Inc.
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*
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* Authors: Tomasz Kojm, Török Edvin
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifndef __THRMGR_H__
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#define __THRMGR_H__
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#include <pthread.h>
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#ifndef _WIN32
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#include <sys/time.h>
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#endif
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typedef struct work_item_tag {
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struct work_item_tag *next;
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void *data;
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struct timeval time_queued;
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} work_item_t;
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typedef struct work_queue_tag {
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work_item_t *head;
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work_item_t *tail;
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int item_count;
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int popped;
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} work_queue_t;
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typedef enum {
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POOL_INVALID,
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POOL_VALID,
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POOL_EXIT
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} pool_state_t;
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struct task_desc {
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const char *filename;
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const char *command;
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struct timeval tv;
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struct task_desc *prv;
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struct task_desc *nxt;
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const struct cl_engine *engine;
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};
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typedef struct threadpool_tag {
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pthread_mutex_t pool_mutex;
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pthread_cond_t pool_cond;
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pthread_attr_t pool_attr;
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pthread_cond_t idle_cond;
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pthread_cond_t queueable_single_cond;
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pthread_cond_t queueable_bulk_cond;
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pool_state_t state;
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int thr_max;
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int queue_max;
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int thr_alive;
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int thr_idle;
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int thr_multiscan;
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int idle_timeout;
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struct task_desc *tasks;
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void (*handler)(void *);
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work_queue_t *bulk_queue;
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work_queue_t *single_queue;
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} threadpool_t;
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typedef struct jobgroup {
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pthread_mutex_t mutex;
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pthread_cond_t only;
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unsigned jobs;
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unsigned exit_ok;
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unsigned exit_error;
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unsigned exit_total;
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int force_exit;
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} jobgroup_t;
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enum thrmgr_exit {
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EXIT_OK,
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EXIT_ERROR,
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EXIT_OTHER
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};
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threadpool_t *thrmgr_new(int max_threads, int idle_timeout, int max_queue, void (*handler)(void *));
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void thrmgr_destroy(threadpool_t *threadpool);
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void thrmgr_wait_for_threads(threadpool_t *threadpool);
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int thrmgr_dispatch(threadpool_t *threadpool, void *user_data);
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int thrmgr_group_dispatch(threadpool_t *threadpool, jobgroup_t *group, void *user_data, int bulk);
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void thrmgr_group_waitforall(jobgroup_t *group, unsigned *ok, unsigned *error, unsigned *total);
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int thrmgr_group_finished(jobgroup_t *group, enum thrmgr_exit exitc);
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int thrmgr_group_need_terminate(jobgroup_t *group);
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void thrmgr_group_terminate(jobgroup_t *group);
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jobgroup_t *thrmgr_group_new(void);
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int thrmgr_printstats(int outfd, char term);
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void thrmgr_setactivetask(const char *filename, const char *command);
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void thrmgr_setactiveengine(const struct cl_engine *engine);
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#endif
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