1/*
2 * Copyright (C) 2015 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#pragma once
27
28#if ENABLE(CONTENT_EXTENSIONS)
29
30#include "CombinedFiltersAlphabet.h"
31#include "ContentExtensionsDebugging.h"
32#include "NFA.h"
33#include <wtf/Function.h>
34#include <wtf/Forward.h>
35
36namespace WebCore {
37
38namespace ContentExtensions {
39
40struct PrefixTreeVertex;
41
42class WEBCORE_EXPORT CombinedURLFilters {
43public:
44 CombinedURLFilters();
45 ~CombinedURLFilters();
46
47 void addPattern(uint64_t actionId, const Vector<Term>& pattern);
48 void addDomain(uint64_t actionId, const String& domain);
49
50 void processNFAs(size_t maxNFASize, const WTF::Function<void(NFA&&)>& handler);
51 bool isEmpty() const;
52
53#if CONTENT_EXTENSIONS_PERFORMANCE_REPORTING
54 size_t memoryUsed() const;
55#endif
56#if CONTENT_EXTENSIONS_STATE_MACHINE_DEBUGGING
57 void print() const;
58#endif
59
60private:
61 CombinedFiltersAlphabet m_alphabet;
62 std::unique_ptr<PrefixTreeVertex> m_prefixTreeRoot;
63 HashMap<const PrefixTreeVertex*, ActionList> m_actions;
64};
65
66} // namespace ContentExtensions
67} // namespace WebCore
68
69#endif // ENABLE(CONTENT_EXTENSIONS)
70