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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ | 5 #ifndef CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ |
6 #define CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ | 6 #define CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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31 : public base::RefCounted<URLResponseBodyConsumer>, | 31 : public base::RefCounted<URLResponseBodyConsumer>, |
32 public base::SupportsWeakPtr<URLResponseBodyConsumer> { | 32 public base::SupportsWeakPtr<URLResponseBodyConsumer> { |
33 public: | 33 public: |
34 URLResponseBodyConsumer( | 34 URLResponseBodyConsumer( |
35 int request_id, | 35 int request_id, |
36 ResourceDispatcher* resource_dispatcher, | 36 ResourceDispatcher* resource_dispatcher, |
37 mojo::ScopedDataPipeConsumerHandle handle, | 37 mojo::ScopedDataPipeConsumerHandle handle, |
38 scoped_refptr<base::SingleThreadTaskRunner> task_runner); | 38 scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
39 | 39 |
40 // Starts watching the handle. | 40 // Starts watching the handle. |
41 void Start(base::SingleThreadTaskRunner* task_runner); | 41 void Start(); |
42 | 42 |
43 // Sets the completion status. The completion status is dispatched to the | 43 // Sets the completion status. The completion status is dispatched to the |
44 // ResourceDispatcher when the both following conditions hold: | 44 // ResourceDispatcher when the both following conditions hold: |
45 // 1) This function has been called and the completion status is set, and | 45 // 1) This function has been called and the completion status is set, and |
46 // 2) All data is read from the handle. | 46 // 2) All data is read from the handle. |
47 void OnComplete(const ResourceRequestCompletionStatus& status); | 47 void OnComplete(const ResourceRequestCompletionStatus& status); |
48 | 48 |
49 // Cancels watching the handle and dispatches an error to the | 49 // Cancels watching the handle and dispatches an error to the |
50 // ResourceDispatcher. This function does nothing if the reading is already | 50 // ResourceDispatcher. This function does nothing if the reading is already |
51 // cancelled or done. | 51 // cancelled or done. |
52 void Cancel(); | 52 void Cancel(); |
53 | 53 |
54 private: | 54 private: |
55 friend class base::RefCounted<URLResponseBodyConsumer>; | 55 friend class base::RefCounted<URLResponseBodyConsumer>; |
56 ~URLResponseBodyConsumer(); | 56 ~URLResponseBodyConsumer(); |
57 | 57 |
58 class ReceivedData; | 58 class ReceivedData; |
59 void Reclaim(uint32_t size); | 59 void Reclaim(uint32_t size); |
60 | 60 |
61 void OnReadable(MojoResult unused); | 61 void OnReadable(MojoResult unused); |
62 void NotifyCompletionIfAppropriate(); | 62 void NotifyCompletionIfAppropriate(); |
63 | 63 |
64 const int request_id_; | 64 const int request_id_; |
65 ResourceDispatcher* resource_dispatcher_; | 65 ResourceDispatcher* resource_dispatcher_; |
66 mojo::ScopedDataPipeConsumerHandle handle_; | 66 mojo::ScopedDataPipeConsumerHandle handle_; |
67 mojo::Watcher handle_watcher_; | 67 mojo::Watcher handle_watcher_; |
68 ResourceRequestCompletionStatus completion_status_; | 68 ResourceRequestCompletionStatus completion_status_; |
| 69 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
69 | 70 |
70 bool has_received_completion_ = false; | 71 bool has_received_completion_ = false; |
71 bool has_been_cancelled_ = false; | 72 bool has_been_cancelled_ = false; |
72 bool has_seen_end_of_data_; | 73 bool has_seen_end_of_data_; |
| 74 bool is_in_on_readable_ = false; |
73 | 75 |
74 DISALLOW_COPY_AND_ASSIGN(URLResponseBodyConsumer); | 76 DISALLOW_COPY_AND_ASSIGN(URLResponseBodyConsumer); |
75 }; | 77 }; |
76 | 78 |
77 } // namespace content | 79 } // namespace content |
78 | 80 |
79 #endif // CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ | 81 #endif // CONTENT_CHILD_URL_RESPONSE_BODY_CONSUMER_H_ |
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