usr/src/lib/libc/inc/thread_pool.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _THREAD_POOL_H_
  28 #define _THREAD_POOL_H_
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include <sys/types.h>
  33 #include <thread.h>
  34 #include <pthread.h>
  35
  36 #ifdef  __cplusplus
  37 extern "C" {
  38 #endif
  39
  40 typedef struct tpool tpool_t;   /* opaque thread pool descriptor */
  41
  42 #if defined(__STDC__)
  43
  44 extern  tpool_t *tpool_create(uint_t min_threads, uint_t max_threads,
  45                         uint_t linger, pthread_attr_t *attr);
  46 extern  int     tpool_dispatch(tpool_t *tpool,
  47                         void (*func)(void *), void *arg);
  48 extern  void    tpool_destroy(tpool_t *tpool);
  49 extern  void    tpool_abandon(tpool_t *tpool);
  50 extern  void    tpool_wait(tpool_t *tpool);
  51 extern  void    tpool_suspend(tpool_t *tpool);
  52 extern  int     tpool_suspended(tpool_t *tpool);
  53 extern  void    tpool_resume(tpool_t *tpool);
  54 extern  int     tpool_member(tpool_t *tpool);
  55
  56 #else   /* Non ANSI */
  57
  58 extern  tpool_t *tpool_create();
  59 extern  int     tpool_dispatch();
  60 extern  void    tpool_destroy();
  61 extern  void    tpool_abandon();
  62 extern  void    tpool_wait();
  63 extern  void    tpool_suspend();
  64 extern  int     tpool_suspended();
  65 extern  void    tpool_resume();
  66 extern  int     tpool_member();
  67
  68 #endif  /* __STDC__ */
  69
  70 #ifdef  __cplusplus
  71 }
  72 #endif
  73
  74 #endif  /* _THREAD_POOL_H_ */