1/*
2 *  Copyright (C) 2004, 2008, 2009 Apple Inc. All rights reserved.
3 *
4 *  This library is free software; you can redistribute it and/or
5 *  modify it under the terms of the GNU Library General Public
6 *  License as published by the Free Software Foundation; either
7 *  version 2 of the License, or (at your option) any later version.
8 *
9 *  This library is distributed in the hope that it will be useful,
10 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 *  Library General Public License for more details.
13 *
14 *  You should have received a copy of the GNU Library General Public License
15 *  along with this library; see the file COPYING.LIB.  If not, write to
16 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 *  Boston, MA 02110-1301, USA.
18 *
19 */
20
21
22#ifndef Protect_h
23#define Protect_h
24
25#include "Heap.h"
26#include "JSValue.h"
27
28namespace JSC {
29
30    inline void gcProtect(JSCell* val)
31    {
32        Heap::heap(val)->protect(val);
33    }
34
35    inline void gcUnprotect(JSCell* val)
36    {
37        Heap::heap(val)->unprotect(val);
38    }
39
40    inline void gcProtectNullTolerant(JSCell* val)
41    {
42        if (val)
43            gcProtect(val);
44    }
45
46    inline void gcUnprotectNullTolerant(JSCell* val)
47    {
48        if (val)
49            gcUnprotect(val);
50    }
51
52    inline void gcProtect(JSValue value)
53    {
54        if (value && value.isCell())
55            gcProtect(value.asCell());
56    }
57
58    inline void gcUnprotect(JSValue value)
59    {
60        if (value && value.isCell())
61            gcUnprotect(value.asCell());
62    }
63
64} // namespace JSC
65
66#endif // Protect_h
67