1/*
2 * Copyright (C) 2006, 2007 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 COMPUTER, 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 COMPUTER, 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#ifndef MarshallingHelpers_H
27#define MarshallingHelpers_H
28
29#include <wtf/Forward.h>
30#include <CoreFoundation/CoreFoundation.h>
31
32namespace WebCore {
33    class IntRect;
34    class KURL;
35}
36
37class MarshallingHelpers
38{
39public:
40    static WebCore::KURL BSTRToKURL(BSTR);
41    static BSTR KURLToBSTR(const WebCore::KURL&);
42    static CFURLRef PathStringToFileCFURLRef(const WTF::String&);
43    static WTF::String FileCFURLRefToPathString(CFURLRef fileURL);
44    static CFURLRef BSTRToCFURLRef(BSTR);
45    static CFStringRef BSTRToCFStringRef(BSTR);
46    static CFStringRef LPCOLESTRToCFStringRef(LPCOLESTR);
47    static BSTR CFStringRefToBSTR(CFStringRef);
48    static int CFNumberRefToInt(CFNumberRef);
49    static CFNumberRef intToCFNumberRef(int);
50    static CFAbsoluteTime DATEToCFAbsoluteTime(DATE);
51    static DATE CFAbsoluteTimeToDATE(CFAbsoluteTime);
52    static SAFEARRAY* stringArrayToSafeArray(CFArrayRef);
53    static SAFEARRAY* intArrayToSafeArray(CFArrayRef);
54    static SAFEARRAY* intRectToSafeArray(const WebCore::IntRect&);
55    static SAFEARRAY* iunknownArrayToSafeArray(CFArrayRef);
56    static CFArrayRef safeArrayToStringArray(SAFEARRAY*);
57    static CFArrayRef safeArrayToIntArray(SAFEARRAY*);
58    static CFArrayRef safeArrayToIUnknownArray(SAFEARRAY*);
59    static const void* IUnknownRetainCallback(CFAllocatorRef, const void*);
60    static void IUnknownReleaseCallback(CFAllocatorRef, const void*);
61    static CFArrayCallBacks kIUnknownArrayCallBacks;
62    static CFDictionaryValueCallBacks kIUnknownDictionaryValueCallBacks;
63
64private:
65    static CFAbsoluteTime MarshallingHelpers::windowsEpochAbsoluteTime();
66
67private:
68    MarshallingHelpers();
69    ~MarshallingHelpers();
70};
71
72#endif
73