xref: /titanic_41/usr/src/lib/sun_fc/common/Lockable.h (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
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	_LOCKABLE_H
27 #define	_LOCKABLE_H
28 
29 
30 
31 #include <pthread.h>
32 
33 /**
34  * @memo	    Utility class to abstract away locking primitives
35  */
36 class Lockable {
37 public:
38     static void lock(pthread_mutex_t* mutex);
39     static void unlock(pthread_mutex_t* mutex);
40 protected:
41     Lockable();
42     ~Lockable();
43     void	lock();
44     void	unlock();
45 
46 private:
47     pthread_mutex_t mutex;
48 };
49 
50 #endif /* _LOCKABLE_H */
51