1/*
2 * Copyright (C) 2018 Igalia S.L.
3 * Copyright (C) 2006-2018 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include "InternalFunction.h"
30#include "JSObjectRef.h"
31#include <glib-object.h>
32#include <wtf/glib/GRefPtr.h>
33
34typedef struct _JSCClass JSCClass;
35
36namespace JSC {
37
38class JSCCallbackFunction : public InternalFunction {
39 friend struct APICallbackFunction;
40public:
41 typedef InternalFunction Base;
42
43 template<typename CellType, SubspaceAccess>
44 static IsoSubspace* subspaceFor(VM& vm)
45 {
46 return subspaceForImpl(vm);
47 }
48
49 enum class Type {
50 Function,
51 Method,
52 Constructor
53 };
54
55 static JSCCallbackFunction* create(VM&, JSGlobalObject*, const String& name, Type, JSCClass*, GRefPtr<GClosure>&&, GType, Optional<Vector<GType>>&&);
56 static void destroy(JSCell*);
57
58 static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
59 {
60 ASSERT(globalObject);
61 return Structure::create(vm, globalObject, prototype, TypeInfo(InternalFunctionType, StructureFlags), info());
62 }
63
64 DECLARE_INFO;
65
66 JSValueRef call(JSContextRef, JSObjectRef, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception);
67 JSObjectRef construct(JSContextRef, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception);
68
69private:
70 static IsoSubspace* subspaceForImpl(VM&);
71
72 JSCCallbackFunction(VM&, Structure*, Type, JSCClass*, GRefPtr<GClosure>&&, GType, Optional<Vector<GType>>&&);
73
74 JSObjectCallAsFunctionCallback functionCallback() { return m_functionCallback; }
75 JSObjectCallAsConstructorCallback constructCallback() { return m_constructCallback; }
76
77 JSObjectCallAsFunctionCallback m_functionCallback;
78 JSObjectCallAsConstructorCallback m_constructCallback;
79 Type m_type;
80 GRefPtr<JSCClass> m_class;
81 GRefPtr<GClosure> m_closure;
82 GType m_returnType;
83 Optional<Vector<GType>> m_parameters;
84};
85
86} // namespace JSC
87