/*
  *  Copyright (C) 2004 Trog <trog@clamav.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
  *  the Free Software Foundation; either version 2 of the License, or
  *  (at your option) any later version.
  *
  *  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.  See the
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software

  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  *  MA 02110-1301, USA.

  */
 
 #ifndef __THRMGR_H__
 #define __THRMGR_H__
 
 #include <pthread.h>

 
 #ifndef C_WINDOWS

 #include <sys/time.h>

 #endif

 
 typedef struct work_item_tag {
 	struct work_item_tag *next;
 	void *data;
 	struct timeval time_queued;
 } work_item_t;
 	
 typedef struct work_queue_tag {
 	work_item_t *head;
 	work_item_t *tail;
 	int item_count;
 } work_queue_t;
 
 typedef enum {
 	POOL_INVALID,
 	POOL_VALID,

 	POOL_EXIT

 } pool_state_t;
 
 typedef struct threadpool_tag {
 	pthread_mutex_t pool_mutex;
 	pthread_cond_t pool_cond;
 	pthread_attr_t pool_attr;
 	

 	pool_state_t state;
 	int thr_max;
 	int thr_alive;
 	int thr_idle;

 	int idle_timeout;
 	
 	void (*handler)(void *);
 	
 	work_queue_t *queue;
 } threadpool_t;
 

 threadpool_t *thrmgr_new(int max_threads, int idle_timeout, void (*handler)(void *));

 void thrmgr_destroy(threadpool_t *threadpool);
 int thrmgr_dispatch(threadpool_t *threadpool, void *user_data);

 
 #endif