1/*
2 * Copyright (C) 2012, 2014, 2016 Igalia S.L.
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. ``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 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#pragma once
27
28#include <wtf/Assertions.h>
29#include <wtf/text/WTFString.h>
30
31namespace WebCore {
32
33class UserAgentQuirks {
34public:
35 enum UserAgentQuirk {
36 NeedsChromeBrowser,
37 NeedsMacintoshPlatform,
38 NeedsLinuxDesktopPlatform,
39
40 NumUserAgentQuirks
41 };
42
43 UserAgentQuirks()
44 : m_quirks(0)
45 {
46 COMPILE_ASSERT(sizeof(m_quirks) * 8 >= NumUserAgentQuirks, not_enough_room_for_quirks);
47 }
48
49 void add(UserAgentQuirk quirk)
50 {
51 ASSERT(quirk >= 0);
52 ASSERT_WITH_SECURITY_IMPLICATION(quirk < NumUserAgentQuirks);
53
54 m_quirks |= (1 << quirk);
55 }
56
57 bool contains(UserAgentQuirk quirk) const
58 {
59 return m_quirks & (1 << quirk);
60 }
61
62 bool isEmpty() const { return !m_quirks; }
63
64 static UserAgentQuirks quirksForURL(const URL&);
65
66 static String stringForQuirk(UserAgentQuirk);
67
68private:
69 uint32_t m_quirks;
70};
71
72}
73