mirror of
https://github.com/darlinghq/darling-WebCore.git
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86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
/*
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* Copyright (C) 2014, 2015 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(CONTENT_EXTENSIONS)
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#include "ContentExtensionsDebugging.h"
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#include "DFANode.h"
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#include <wtf/Vector.h>
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namespace WebCore {
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namespace ContentExtensions {
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// The DFA abstract a partial DFA graph in a compact form.
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struct WEBCORE_EXPORT DFA {
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static DFA empty();
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void minimize();
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unsigned graphSize() const;
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size_t memoryUsed() const;
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#if CONTENT_EXTENSIONS_STATE_MACHINE_DEBUGGING
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void debugPrintDot() const;
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#endif
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Vector<DFANode, 0, ContentExtensionsOverflowHandler> nodes;
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Vector<uint64_t, 0, ContentExtensionsOverflowHandler> actions;
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Vector<CharRange, 0, ContentExtensionsOverflowHandler> transitionRanges;
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Vector<uint32_t, 0, ContentExtensionsOverflowHandler> transitionDestinations;
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unsigned root { 0 };
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};
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inline const CharRange& DFANode::ConstRangeIterator::range() const
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{
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return dfa.transitionRanges[position];
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}
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inline uint32_t DFANode::ConstRangeIterator::target() const
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{
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return dfa.transitionDestinations[position];
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}
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inline const CharRange& DFANode::RangeIterator::range() const
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{
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return dfa.transitionRanges[position];
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}
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inline uint32_t DFANode::RangeIterator::target() const
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{
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return dfa.transitionDestinations[position];
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}
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inline void DFANode::RangeIterator::resetTarget(uint32_t newTarget)
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{
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dfa.transitionDestinations[position] = newTarget;
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}
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} // namespace ContentExtensions
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} // namespace WebCore
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#endif // ENABLE(CONTENT_EXTENSIONS)
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