lib/pthreadpool/pthreadpool_tevent.h

   1 /*
   2  * Unix SMB/CIFS implementation.
   3  * threadpool implementation based on pthreads
   4  * Copyright (C) Volker Lendecke 2016
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef __PTHREADPOOL_TEVENT_H__
  21 #define __PTHREADPOOL_TEVENT_H__
  22
  23 #include <tevent.h>
  24
  25 void pthreadpool_tevent_cleanup_orphaned_jobs(void);
  26
  27 struct pthreadpool_tevent;
  28
  29 int pthreadpool_tevent_init(TALLOC_CTX *mem_ctx, unsigned max_threads,
  30                             struct pthreadpool_tevent **presult);
  31
  32 size_t pthreadpool_tevent_max_threads(struct pthreadpool_tevent *pool);
  33 size_t pthreadpool_tevent_queued_jobs(struct pthreadpool_tevent *pool);
  34 bool pthreadpool_tevent_per_thread_cwd(struct pthreadpool_tevent *pool);
  35
  36 /*
  37  * return true - if tevent_req_cancel() was called.
  38  */
  39 bool pthreadpool_tevent_current_job_canceled(void);
  40 /*
  41  * return true - if talloc_free() was called on the job request,
  42  * tevent_context or pthreadpool_tevent.
  43  */
  44 bool pthreadpool_tevent_current_job_orphaned(void);
  45 /*
  46  * return true if canceled and orphaned are both false.
  47  */
  48 bool pthreadpool_tevent_current_job_continue(void);
  49
  50 /*
  51  * return true if the current job can rely on a per thread
  52  * current working directory.
  53  */
  54 bool pthreadpool_tevent_current_job_per_thread_cwd(void);
  55
  56 struct tevent_req *pthreadpool_tevent_job_send(
  57         TALLOC_CTX *mem_ctx, struct tevent_context *ev,
  58         struct pthreadpool_tevent *pool,
  59         void (*fn)(void *private_data), void *private_data);
  60
  61 int pthreadpool_tevent_job_recv(struct tevent_req *req);
  62
  63 #endif