/*
 * Copyright (C) 2010 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef WOFFFileFormat_h
#define WOFFFileFormat_h

#include <wtf/Forward.h>

namespace WebCore {

class SharedBuffer;

// Returns whether the buffer is a WOFF file.
bool isWOFF(SharedBuffer&);

// Returns false if the WOFF file woff is invalid or could not be converted to sfnt (for example,
// if conversion ran out of memory). Otherwise returns true and writes the sfnt payload into sfnt.
bool convertWOFFToSfnt(SharedBuffer& woff, Vector<uint8_t>& sfnt);

// If the given buffer is a WOFF file and the current platform has no native support for WOFF
// fonts, convert it to sfnt. Returns true if the given buffer was converted. If conversion fails,
// the buffer will be set to nullptr.
bool convertWOFFToSfntIfNecessary(RefPtr<SharedBuffer>&);

} // namespace WebCore

#endif // WOFFFileFormat_h