worker.h

   1 /*
   2  * Copyright 2005-2006 Timo Hirvonen
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  17  * 02111-1307, USA.
  18  */
  19
  20 #ifndef _WORKER_H
  21 #define _WORKER_H
  22
  23 #define JOB_TYPE_NONE   0
  24 #define JOB_TYPE_ANY    -1
  25
  26 void worker_init(void);
  27 void worker_exit(void);
  28
  29 /*
  30  * @type: JOB_TYPE_* (>0)
  31  * @cb:   callback
  32  * @data: data to the @cb
  33  */
  34 void worker_add_job(int type, void (*cb)(void *data), void *data);
  35
  36 /*
  37  * @type: job type. >0, use JOB_TYPE_ANY to remove all
  38  */
  39 void worker_remove_jobs(int type);
  40
  41 /*
  42  * @type: type of this job
  43  *
  44  * returns: 0 or 1
  45  *
  46  * long jobs should call this to see whether it should cancel
  47  * call from job function _only_
  48  */
  49 int worker_cancelling(void);
  50
  51 #endif