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  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25 
  26 #ifndef _CTFMERGE_H
  27 #define _CTFMERGE_H
  28 
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30 
  31 /*
  32  * Merging structures used in ctfmerge.  See ctfmerge.c for locking semantics.
  33  */
  34 
  35 #include <pthread.h>
  36 
  37 #ifdef __cplusplus
  38 extern "C" {
  39 #endif
  40 
  41 #include "ctftools.h"
  42 #include "barrier.h"
  43 #include "fifo.h"
  44 
  45 typedef struct wip {
  46         pthread_mutex_t wip_lock;
  47         pthread_cond_t wip_cv;
  48         tdata_t *wip_td;
  49         int wip_nmerged;
  50         int wip_batchid;
  51 } wip_t;
  52 
  53 typedef struct workqueue {
  54         int wq_next_batchid;
  55 
  56         int wq_maxbatchsz;
  57 
  58         wip_t *wq_wip;
  59         int wq_nwipslots;
  60         int wq_nthreads;
  61         int wq_ithrottle;
  62 
  63         pthread_mutex_t wq_queue_lock;
  64         fifo_t *wq_queue;
  65         pthread_cond_t wq_work_avail;
  66         pthread_cond_t wq_work_removed;
  67         int wq_ninqueue;
  68         int wq_nextpownum;
  69 
  70         pthread_mutex_t wq_donequeue_lock;
  71         fifo_t *wq_donequeue;
  72         int wq_lastdonebatch;
  73         pthread_cond_t wq_done_cv;
  74 
  75         pthread_cond_t wq_alldone_cv; /* protected by queue_lock */
  76         int wq_alldone;
  77 
  78         int wq_nomorefiles;
  79 
  80         pthread_t *wq_thread;
  81 
  82         barrier_t wq_bar1;
  83         barrier_t wq_bar2;
  84 } workqueue_t;
  85 
  86 #ifdef __cplusplus
  87 }
  88 #endif
  89 
  90 #endif /* _CTFMERGE_H */