1/*
2 * Copyright (C) 2017 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 "NetworkDataTask.h"
29#include <WebCore/NetworkLoadInformation.h>
30#include <WebCore/StoredCredentialsPolicy.h>
31#include <pal/SessionID.h>
32#include <wtf/CompletionHandler.h>
33
34namespace WebCore {
35class ResourceError;
36class SecurityOrigin;
37}
38
39namespace WebKit {
40
41class NetworkProcess;
42
43class NetworkCORSPreflightChecker final : private NetworkDataTaskClient {
44 WTF_MAKE_FAST_ALLOCATED;
45public:
46 struct Parameters {
47 WebCore::ResourceRequest originalRequest;
48 Ref<WebCore::SecurityOrigin> sourceOrigin;
49 String referrer;
50 String userAgent;
51 PAL::SessionID sessionID;
52 WebCore::PageIdentifier pageID;
53 uint64_t frameID;
54 WebCore::StoredCredentialsPolicy storedCredentialsPolicy;
55 };
56 using CompletionCallback = CompletionHandler<void(WebCore::ResourceError&&)>;
57
58 NetworkCORSPreflightChecker(NetworkProcess&, Parameters&&, bool shouldCaptureExtraNetworkLoadMetrics, CompletionCallback&&);
59 ~NetworkCORSPreflightChecker();
60 const WebCore::ResourceRequest& originalRequest() const { return m_parameters.originalRequest; }
61
62 void startPreflight();
63
64 WebCore::NetworkTransactionInformation takeInformation();
65
66private:
67 void willPerformHTTPRedirection(WebCore::ResourceResponse&&, WebCore::ResourceRequest&&, RedirectCompletionHandler&&) final;
68 void didReceiveChallenge(WebCore::AuthenticationChallenge&&, ChallengeCompletionHandler&&) final;
69 void didReceiveResponse(WebCore::ResourceResponse&&, ResponseCompletionHandler&&) final;
70 void didReceiveData(Ref<WebCore::SharedBuffer>&&) final;
71 void didCompleteWithError(const WebCore::ResourceError&, const WebCore::NetworkLoadMetrics&) final;
72 void didSendData(uint64_t totalBytesSent, uint64_t totalBytesExpectedToSend) final;
73 void wasBlocked() final;
74 void cannotShowURL() final;
75 void wasBlockedByRestrictions() final;
76
77 Parameters m_parameters;
78 Ref<NetworkProcess> m_networkProcess;
79 WebCore::ResourceResponse m_response;
80 CompletionCallback m_completionCallback;
81 RefPtr<NetworkDataTask> m_task;
82 bool m_shouldCaptureExtraNetworkLoadMetrics { false };
83 WebCore::NetworkTransactionInformation m_loadInformation;
84};
85
86} // namespace WebKit
87