1 
2 /*--------------------------------------------------------------------*/
3 /*--- Private scheduler lock header.             priv_sched-lock.h ---*/
4 /*---                                                              ---*/
5 /*--- Scheduler lock API.                                          ---*/
6 /*--------------------------------------------------------------------*/
7 
8 /*
9    This file is part of Valgrind, a dynamic binary instrumentation
10    framework.
11 
12    Copyright (C) 2011-2017 Bart Van Assche <bvanassche@acm.org>.
13 
14    This program is free software; you can redistribute it and/or
15    modify it under the terms of the GNU General Public License as
16    published by the Free Software Foundation; either version 2 of the
17    License, or (at your option) any later version.
18 
19    This program is distributed in the hope that it will be useful, but
20    WITHOUT ANY WARRANTY; without even the implied warranty of
21    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
22    General Public License for more details.
23 
24    You should have received a copy of the GNU General Public License
25    along with this program; if not, write to the Free Software
26    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
27    02111-1307, USA.
28 
29    The GNU General Public License is contained in the file COPYING.
30 */
31 
32 #ifndef __PRIV_SCHED_LOCK_H
33 #define __PRIV_SCHED_LOCK_H
34 
35 #include "pub_core_basics.h"   // Bool
36 
37 struct sched_lock;
38 
39 enum SchedLockType { sched_lock_generic, sched_lock_ticket };
40 
41 Bool ML_(set_sched_lock_impl)(const enum SchedLockType t);
42 const HChar *ML_(get_sched_lock_name)(void);
43 struct sched_lock *ML_(create_sched_lock)(void);
44 void ML_(destroy_sched_lock)(struct sched_lock *p);
45 int ML_(get_sched_lock_owner)(struct sched_lock *p);
46 void ML_(acquire_sched_lock)(struct sched_lock *p);
47 void ML_(release_sched_lock)(struct sched_lock *p);
48 
49 #endif   // __PRIV_SCHED_LOCK_H
50 
51 /*--------------------------------------------------------------------*/
52 /*--- end                                                          ---*/
53 /*--------------------------------------------------------------------*/
54