1/*
2 * Copyright (C) 2017 Yusuke Suzuki <[email protected]>.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include <wtf/FastMalloc.h>
29
30namespace WTF {
31
32WTF_EXPORT_PRIVATE void* tryJSValueMalloc(size_t);
33WTF_EXPORT_PRIVATE void* jsValueMalloc(size_t);
34WTF_EXPORT_PRIVATE void* jsValueRealloc(void*, size_t);
35WTF_EXPORT_PRIVATE void jsValueFree(void*);
36
37#define WTF_MAKE_JSVALUE_ALLOCATED \
38public: \
39 void* operator new(size_t, void* p) { return p; } \
40 void* operator new[](size_t, void* p) { return p; } \
41 \
42 void* operator new(size_t size) \
43 { \
44 return ::WTF::jsValueMalloc(size); \
45 } \
46 \
47 void operator delete(void* p) \
48 { \
49 ::WTF::jsValueFree(p); \
50 } \
51 \
52 void* operator new[](size_t size) \
53 { \
54 return ::WTF::jsValueMalloc(size); \
55 } \
56 \
57 void operator delete[](void* p) \
58 { \
59 ::WTF::jsValueFree(p); \
60 } \
61 void* operator new(size_t, NotNullTag, void* location) \
62 { \
63 ASSERT(location); \
64 return location; \
65 } \
66private: \
67typedef int __thisIsHereToForceASemicolonAfterThisMacro
68
69
70struct JSValueMalloc {
71 static void* malloc(size_t size) { return jsValueMalloc(size); }
72 static void* tryMalloc(size_t size) { return tryJSValueMalloc(size); }
73 static void* realloc(void* p, size_t size) { return jsValueRealloc(p, size); }
74 static void free(void* p) { jsValueFree(p); }
75};
76
77} // namespace WTF
78
79using WTF::JSValueMalloc;
80using WTF::jsValueMalloc;
81using WTF::jsValueRealloc;
82using WTF::jsValueFree;
83using WTF::tryJSValueMalloc;
84