1/*
2 * Copyright (C) 2008, 2009 Apple Inc.  All rights reserved.
3 * Copyright (C) 2009 Torch Mobile, Inc.
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 COMPUTER, 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 COMPUTER, 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#ifndef OpenTypeUtilities_h
28#define OpenTypeUtilities_h
29
30#include <windows.h>
31#include "wtf/Forward.h"
32#include "wtf/text/WTFString.h"
33
34namespace WebCore {
35
36struct BigEndianUShort;
37struct EOTPrefix;
38class SharedBuffer;
39
40struct EOTHeader {
41    EOTHeader();
42
43    size_t size() const { return m_buffer.size(); }
44    const uint8_t* data() const { return m_buffer.data(); }
45
46    EOTPrefix* prefix() { return reinterpret_cast<EOTPrefix*>(m_buffer.data()); }
47    void updateEOTSize(size_t);
48    void appendBigEndianString(const BigEndianUShort*, unsigned short length);
49    void appendPaddingShort();
50
51private:
52    Vector<uint8_t, 512> m_buffer;
53};
54
55bool getEOTHeader(SharedBuffer* fontData, EOTHeader& eotHeader, size_t& overlayDst, size_t& overlaySrc, size_t& overlayLength);
56HANDLE renameAndActivateFont(SharedBuffer*, const String&);
57
58} // namespace WebCore
59
60#endif // OpenTypeUtilities_h
61