1/*
2 * Copyright (C) 2008 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. ``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
27#pragma once
28
29#include "HTTPHeaderNames.h"
30#include "ReferrerPolicy.h"
31#include "StoredCredentialsPolicy.h"
32#include <wtf/Forward.h>
33#include <wtf/HashSet.h>
34
35namespace WebCore {
36
37class CachedResourceRequest;
38class Document;
39class HTTPHeaderMap;
40class ResourceError;
41class ResourceRequest;
42class ResourceResponse;
43class SecurityOrigin;
44
45struct ResourceLoaderOptions;
46
47WEBCORE_EXPORT bool isSimpleCrossOriginAccessRequest(const String& method, const HTTPHeaderMap&);
48bool isOnAccessControlSimpleRequestMethodWhitelist(const String&);
49
50void updateRequestReferrer(ResourceRequest&, ReferrerPolicy, const String&);
51
52WEBCORE_EXPORT void updateRequestForAccessControl(ResourceRequest&, SecurityOrigin&, StoredCredentialsPolicy);
53
54WEBCORE_EXPORT ResourceRequest createAccessControlPreflightRequest(const ResourceRequest&, SecurityOrigin&, const String&);
55CachedResourceRequest createPotentialAccessControlRequest(ResourceRequest&&, Document&, const String& crossOriginAttribute, ResourceLoaderOptions&&);
56
57bool isValidCrossOriginRedirectionURL(const URL&);
58
59using HTTPHeaderNameSet = HashSet<HTTPHeaderName, WTF::IntHash<HTTPHeaderName>, WTF::StrongEnumHashTraits<HTTPHeaderName>>;
60HTTPHeaderNameSet httpHeadersToKeepFromCleaning(const HTTPHeaderMap&);
61WEBCORE_EXPORT void cleanHTTPRequestHeadersForAccessControl(ResourceRequest&, const HTTPHeaderNameSet& = { });
62
63WEBCORE_EXPORT bool passesAccessControlCheck(const ResourceResponse&, StoredCredentialsPolicy, SecurityOrigin&, String& errorDescription);
64WEBCORE_EXPORT bool validatePreflightResponse(const ResourceRequest&, const ResourceResponse&, StoredCredentialsPolicy, SecurityOrigin&, String& errorDescription);
65
66WEBCORE_EXPORT Optional<ResourceError> validateCrossOriginResourcePolicy(const SecurityOrigin&, const URL&, const ResourceResponse&);
67
68} // namespace WebCore
69