1/*
2 * Copyright (C) 2016 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#include <wtf/Vector.h>
29#include <wtf/text/WTFString.h>
30
31namespace WebCore {
32
33class ContentSecurityPolicy;
34class ResourceResponse;
35
36enum class ContentSecurityPolicyHeaderType {
37 Report,
38 Enforce,
39 PrefixedReport,
40 PrefixedEnforce,
41};
42
43class ContentSecurityPolicyResponseHeaders {
44public:
45 ContentSecurityPolicyResponseHeaders() = default;
46 WEBCORE_EXPORT explicit ContentSecurityPolicyResponseHeaders(const ResourceResponse&);
47
48 ContentSecurityPolicyResponseHeaders isolatedCopy() const;
49
50 template <class Encoder> void encode(Encoder&) const;
51 template <class Decoder> static bool decode(Decoder&, ContentSecurityPolicyResponseHeaders&);
52
53private:
54 friend class ContentSecurityPolicy;
55
56 Vector<std::pair<String, ContentSecurityPolicyHeaderType>> m_headers;
57 int m_httpStatusCode { 0 };
58};
59
60template <class Encoder>
61void ContentSecurityPolicyResponseHeaders::encode(Encoder& encoder) const
62{
63 encoder << static_cast<uint64_t>(m_headers.size());
64 for (auto& pair : m_headers) {
65 encoder << pair.first;
66 encoder.encodeEnum(pair.second);
67 }
68 encoder << m_httpStatusCode;
69}
70
71template <class Decoder>
72bool ContentSecurityPolicyResponseHeaders::decode(Decoder& decoder, ContentSecurityPolicyResponseHeaders& headers)
73{
74 uint64_t headersSize;
75 if (!decoder.decode(headersSize))
76 return false;
77 headers.m_headers.reserveCapacity(static_cast<size_t>(headersSize));
78 for (size_t i = 0; i < headersSize; ++i) {
79 String header;
80 if (!decoder.decode(header))
81 return false;
82 ContentSecurityPolicyHeaderType headerType;
83 if (!decoder.decodeEnum(headerType))
84 return false;
85 headers.m_headers.append(std::make_pair(header, headerType));
86 }
87
88 if (!decoder.decode(headers.m_httpStatusCode))
89 return false;
90
91 return true;
92}
93
94} // namespace WebCore
95