worker.h

   1 #ifndef _WORKER_H
   2 #define _WORKER_H
   3
   4 #define JOB_TYPE_NONE   0
   5 #define JOB_TYPE_ANY    -1
   6
   7 void worker_init(void);
   8 void worker_exit(void);
   9
  10 /*
  11  * @type:     JOB_TYPE_* (>0)
  12  * @job_cb:   does the job
  13  * @free_cb:  frees @data
  14  * @data:     data for the callbacks
  15  */
  16 void worker_add_job(int type, void (*job_cb)(void *data),
  17                 void (*free_cb)(void *data), void *data);
  18
  19 /*
  20  * @type: job type. >0, use JOB_TYPE_ANY to remove all
  21  */
  22 void worker_remove_jobs(int type);
  23
  24 int worker_has_job(int type);
  25
  26 /*
  27  * @type: type of this job
  28  *
  29  * returns: 0 or 1
  30  *
  31  * long jobs should call this to see whether it should cancel
  32  * call from job function _only_
  33  */
  34 int worker_cancelling(void);
  35
  36 #endif