1 /*
2  * Copyright (C) 2013 Google 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 are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #ifndef THIRD_PARTY_BLINK_PUBLIC_WEB_MODULES_SERVICE_WORKER_WEB_SERVICE_WORKER_CONTEXT_PROXY_H_
32 #define THIRD_PARTY_BLINK_PUBLIC_WEB_MODULES_SERVICE_WORKER_WEB_SERVICE_WORKER_CONTEXT_PROXY_H_
33 
34 #include "base/time/time.h"
35 #include "mojo/public/cpp/system/data_pipe.h"
36 #include "mojo/public/cpp/system/message_pipe.h"
37 
38 #include <memory>
39 
40 namespace blink {
41 
42 struct WebServiceWorkerError;
43 class WebURLResponse;
44 
45 // A proxy interface to talk to the worker's GlobalScope implementation.
46 // All methods of this class must be called on the worker thread.
47 class WebServiceWorkerContextProxy {
48  public:
49   virtual ~WebServiceWorkerContextProxy() = default;
50 
51   virtual void BindServiceWorker(
52       // A handle for mojo::PendingReceiver<mojom::ServiceWorker>.
53       mojo::ScopedMessagePipeHandle receiver_pipe) = 0;
54   virtual void BindControllerServiceWorker(
55       // A handle for mojo::PendingReceiver<mojom::ControllerServiceWorker>.
56       mojo::ScopedMessagePipeHandle receiver_pipe) = 0;
57 
58   virtual void OnNavigationPreloadResponse(
59       int fetch_event_id,
60       std::unique_ptr<WebURLResponse>,
61       mojo::ScopedDataPipeConsumerHandle) = 0;
62   virtual void OnNavigationPreloadError(
63       int fetch_event_id,
64       std::unique_ptr<WebServiceWorkerError>) = 0;
65   virtual void OnNavigationPreloadComplete(int fetch_event_id,
66                                            base::TimeTicks completion_time,
67                                            int64_t encoded_data_length,
68                                            int64_t encoded_body_length,
69                                            int64_t decoded_body_length) = 0;
70 
71   virtual bool IsWindowInteractionAllowed() = 0;
72   virtual void PauseEvaluation() = 0;
73   virtual void ResumeEvaluation() = 0;
74   virtual bool HasFetchHandler() = 0;
75 };
76 
77 }  // namespace blink
78 
79 #endif  // THIRD_PARTY_BLINK_PUBLIC_WEB_MODULES_SERVICE_WORKER_WEB_SERVICE_WORKER_CONTEXT_PROXY_H_
80