1 | /* |
2 | * Copyright (C) 2013-2018 Apple Inc. All rights reserved. |
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 "ArrayBuffer.h" |
29 | #include "InternalFunction.h" |
30 | |
31 | namespace JSC { |
32 | |
33 | class JSArrayBufferPrototype; |
34 | class GetterSetter; |
35 | |
36 | template<ArrayBufferSharingMode sharingMode> |
37 | class JSGenericArrayBufferConstructor final : public InternalFunction { |
38 | public: |
39 | using Base = InternalFunction; |
40 | |
41 | protected: |
42 | JSGenericArrayBufferConstructor(VM&, Structure*); |
43 | void finishCreation(VM&, JSArrayBufferPrototype*, GetterSetter* speciesSymbol); |
44 | |
45 | static EncodedJSValue JSC_HOST_CALL constructArrayBuffer(ExecState*); |
46 | |
47 | public: |
48 | static JSGenericArrayBufferConstructor* create(VM& vm, Structure* structure, JSArrayBufferPrototype* prototype, GetterSetter* speciesSymbol) |
49 | { |
50 | JSGenericArrayBufferConstructor* result = |
51 | new (NotNull, allocateCell<JSGenericArrayBufferConstructor>(vm.heap)) JSGenericArrayBufferConstructor(vm, structure); |
52 | result->finishCreation(vm, prototype, speciesSymbol); |
53 | return result; |
54 | } |
55 | |
56 | static Structure* createStructure(VM&, JSGlobalObject*, JSValue prototype); |
57 | |
58 | static const ClassInfo s_info; // This is never accessed directly, since that would break linkage on some compilers. |
59 | static const ClassInfo* info(); |
60 | }; |
61 | |
62 | using JSArrayBufferConstructor = JSGenericArrayBufferConstructor<ArrayBufferSharingMode::Default>; |
63 | using JSSharedArrayBufferConstructor = JSGenericArrayBufferConstructor<ArrayBufferSharingMode::Shared>; |
64 | static_assert(sizeof(JSArrayBufferConstructor::Base) == sizeof(JSArrayBufferConstructor), "" ); |
65 | static_assert(sizeof(JSSharedArrayBufferConstructor::Base) == sizeof(JSSharedArrayBufferConstructor), "" ); |
66 | |
67 | } // namespace JSC |
68 | |