1 /*
2  * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``AS IS''
14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23  * THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef NPRuntimeUtilities_h
27 #define NPRuntimeUtilities_h
28 
29 #include <WebCore/npruntime_internal.h>
30 #include <wtf/Forward.h>
31 
32 struct NPClass;
33 struct NPObject;
34 
35 namespace WebKit {
36 
37 void* npnMemAlloc(uint32_t);
38 void npnMemFree(void*);
39 
npnMemNew()40 template<typename T> T* npnMemNew()
41 {
42     return static_cast<T*>(npnMemAlloc(sizeof(T)));
43 }
44 
npnMemNewArray(size_t count)45 template<typename T> T* npnMemNewArray(size_t count)
46 {
47     return static_cast<T*>(npnMemAlloc(sizeof(T) * count));
48 }
49 
50 NPString createNPString(const CString&);
51 
52 NPObject* createNPObject(NPP, NPClass*);
53 void deallocateNPObject(NPObject*);
54 
55 void retainNPObject(NPObject*);
56 void releaseNPObject(NPObject*);
57 
58 void releaseNPVariantValue(NPVariant*);
59 
60 }
61 
62 #endif // NPRuntimeUtilities_h
63