1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/*
* Copyright (C) 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PingLoad_h
#define PingLoad_h
#include "AuthenticationManager.h"
#include "NetworkDataTask.h"
#include "SessionTracker.h"
namespace WebKit {
class PingLoad final : private NetworkDataTaskClient {
public:
PingLoad(const NetworkResourceLoadParameters& parameters)
: m_timeoutTimer(*this, &PingLoad::timeoutTimerFired)
, m_shouldFollowRedirects(parameters.shouldFollowRedirects)
{
if (auto* networkSession = SessionTracker::networkSession(parameters.sessionID)) {
m_task = NetworkDataTask::create(*networkSession, *this, parameters);
m_task->resume();
} else
ASSERT_NOT_REACHED();
// If the server never responds, this object will hang around forever.
// Set a very generous timeout, just in case.
m_timeoutTimer.startOneShot(60000);
}
private:
void willPerformHTTPRedirection(WebCore::ResourceResponse&&, WebCore::ResourceRequest&& request, RedirectCompletionHandler&& completionHandler) final
{
completionHandler(m_shouldFollowRedirects ? request : WebCore::ResourceRequest());
}
void didReceiveChallenge(const WebCore::AuthenticationChallenge&, ChallengeCompletionHandler&& completionHandler) final
{
completionHandler(AuthenticationChallengeDisposition::Cancel, { });
delete this;
}
void didReceiveResponseNetworkSession(WebCore::ResourceResponse&&, ResponseCompletionHandler&& completionHandler) final
{
completionHandler(WebCore::PolicyAction::PolicyIgnore);
delete this;
}
void didReceiveData(Ref<WebCore::SharedBuffer>&&) final { ASSERT_NOT_REACHED(); }
void didCompleteWithError(const WebCore::ResourceError&) final { delete this; }
void didSendData(uint64_t totalBytesSent, uint64_t totalBytesExpectedToSend) final { }
void wasBlocked() final { delete this; }
void cannotShowURL() final { delete this; }
void timeoutTimerFired() { delete this; }
virtual ~PingLoad()
{
if (m_task) {
ASSERT(m_task->client() == this);
m_task->clearClient();
m_task->cancel();
}
}
RefPtr<NetworkDataTask> m_task;
WebCore::Timer m_timeoutTimer;
bool m_shouldFollowRedirects;
};
}
#endif
|
