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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
/*
* 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 NetworkDataTask_h
#define NetworkDataTask_h
#include <WebCore/FrameLoaderTypes.h>
#include <WebCore/ResourceHandleTypes.h>
#include <WebCore/ResourceLoaderOptions.h>
#include <WebCore/ResourceRequest.h>
#include <WebCore/Timer.h>
#include <wtf/RetainPtr.h>
#include <wtf/text/WTFString.h>
#if PLATFORM(COCOA)
OBJC_CLASS NSURLSessionDataTask;
#endif
namespace WebCore {
class AuthenticationChallenge;
class Credential;
class ResourceError;
class ResourceRequest;
class ResourceResponse;
class SharedBuffer;
}
namespace WebKit {
class NetworkSession;
class PendingDownload;
enum class AuthenticationChallengeDisposition {
UseCredential,
PerformDefaultHandling,
Cancel,
RejectProtectionSpace
};
typedef std::function<void(const WebCore::ResourceRequest&)> RedirectCompletionHandler;
typedef std::function<void(AuthenticationChallengeDisposition, const WebCore::Credential&)> ChallengeCompletionHandler;
typedef std::function<void(WebCore::PolicyAction)> ResponseCompletionHandler;
class NetworkDataTaskClient {
public:
virtual void willPerformHTTPRedirection(const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, RedirectCompletionHandler) = 0;
virtual void didReceiveChallenge(const WebCore::AuthenticationChallenge&, ChallengeCompletionHandler) = 0;
virtual void didReceiveResponseNetworkSession(const WebCore::ResourceResponse&, ResponseCompletionHandler) = 0;
virtual void didReceiveData(RefPtr<WebCore::SharedBuffer>&&) = 0;
virtual void didCompleteWithError(const WebCore::ResourceError&) = 0;
virtual void didBecomeDownload() = 0;
virtual void didSendData(uint64_t totalBytesSent, uint64_t totalBytesExpectedToSend) = 0;
virtual void wasBlocked() = 0;
virtual void cannotShowURL() = 0;
virtual ~NetworkDataTaskClient() { }
};
class NetworkDataTask : public RefCounted<NetworkDataTask> {
friend class NetworkSession;
public:
static Ref<NetworkDataTask> create(NetworkSession& session, NetworkDataTaskClient& client, const WebCore::ResourceRequest& request, WebCore::StoredCredentials storedCredentials, WebCore::ContentSniffingPolicy shouldContentSniff, bool shouldClearReferrerOnHTTPSToHTTPRedirect)
{
return adoptRef(*new NetworkDataTask(session, client, request, storedCredentials, shouldContentSniff, shouldClearReferrerOnHTTPSToHTTPRedirect));
}
void suspend();
void cancel();
void resume();
typedef uint64_t TaskIdentifier;
TaskIdentifier taskIdentifier();
~NetworkDataTask();
NetworkDataTaskClient& client() { return m_client; }
DownloadID pendingDownloadID() { return m_pendingDownloadID; }
PendingDownload* pendingDownload() { return m_pendingDownload; }
void setPendingDownloadID(DownloadID downloadID)
{
ASSERT(!m_pendingDownloadID.downloadID());
ASSERT(downloadID.downloadID());
m_pendingDownloadID = downloadID;
}
void setPendingDownload(PendingDownload& pendingDownload)
{
ASSERT(!m_pendingDownload);
m_pendingDownload = &pendingDownload;
}
bool tryPasswordBasedAuthentication(const WebCore::AuthenticationChallenge&, ChallengeCompletionHandler);
void willPerformHTTPRedirection(const WebCore::ResourceResponse&, WebCore::ResourceRequest&&, RedirectCompletionHandler);
private:
NetworkDataTask(NetworkSession&, NetworkDataTaskClient&, const WebCore::ResourceRequest&, WebCore::StoredCredentials, WebCore::ContentSniffingPolicy, bool shouldClearReferrerOnHTTPSToHTTPRedirect);
enum FailureType {
NoFailure,
BlockedFailure,
InvalidURLFailure
};
FailureType m_scheduledFailureType { NoFailure };
WebCore::Timer m_failureTimer;
void failureTimerFired();
void scheduleFailure(FailureType);
NetworkSession& m_session;
NetworkDataTaskClient& m_client;
PendingDownload* m_pendingDownload { nullptr };
DownloadID m_pendingDownloadID;
String m_user;
String m_password;
String m_lastHTTPMethod;
WebCore::ResourceRequest m_firstRequest;
bool m_shouldClearReferrerOnHTTPSToHTTPRedirect;
#if PLATFORM(COCOA)
RetainPtr<NSURLSessionDataTask> m_task;
#endif
};
#if PLATFORM(COCOA)
WebCore::Credential serverTrustCredential(const WebCore::AuthenticationChallenge&);
#endif
}
#endif
|
