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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 NET_SPDY_SPDY_IO_BUFFER_H_ | 5 #ifndef NET_SPDY_SPDY_IO_BUFFER_H_ |
6 #define NET_SPDY_SPDY_IO_BUFFER_H_ | 6 #define NET_SPDY_SPDY_IO_BUFFER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "net/base/io_buffer.h" | 10 #include "net/base/io_buffer.h" |
11 #include "net/base/net_api.h" | 11 #include "net/base/net_export.h" |
12 #include "net/spdy/spdy_stream.h" | 12 #include "net/spdy/spdy_stream.h" |
13 | 13 |
14 namespace net { | 14 namespace net { |
15 | 15 |
16 // A class for managing SPDY IO buffers. These buffers need to be prioritized | 16 // A class for managing SPDY IO buffers. These buffers need to be prioritized |
17 // so that the SpdySession sends them in the right order. Further, they need | 17 // so that the SpdySession sends them in the right order. Further, they need |
18 // to track the SpdyStream which they are associated with so that incremental | 18 // to track the SpdyStream which they are associated with so that incremental |
19 // completion of the IO can notify the appropriate stream of completion. | 19 // completion of the IO can notify the appropriate stream of completion. |
20 class NET_TEST SpdyIOBuffer { | 20 class NET_EXPORT_PRIVATE SpdyIOBuffer { |
21 public: | 21 public: |
22 // Constructor | 22 // Constructor |
23 // |buffer| is the actual data buffer. | 23 // |buffer| is the actual data buffer. |
24 // |size| is the size of the data buffer. | 24 // |size| is the size of the data buffer. |
25 // |priority| is the priority of this buffer. Lower numbers are higher | 25 // |priority| is the priority of this buffer. Lower numbers are higher |
26 // priority. | 26 // priority. |
27 // |stream| is a pointer to the stream which is managing this buffer. | 27 // |stream| is a pointer to the stream which is managing this buffer. |
28 SpdyIOBuffer(IOBuffer* buffer, int size, int priority, SpdyStream* stream); | 28 SpdyIOBuffer(IOBuffer* buffer, int size, int priority, SpdyStream* stream); |
29 SpdyIOBuffer(); | 29 SpdyIOBuffer(); |
30 ~SpdyIOBuffer(); | 30 ~SpdyIOBuffer(); |
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47 scoped_refptr<DrainableIOBuffer> buffer_; | 47 scoped_refptr<DrainableIOBuffer> buffer_; |
48 int priority_; | 48 int priority_; |
49 uint64 position_; | 49 uint64 position_; |
50 scoped_refptr<SpdyStream> stream_; | 50 scoped_refptr<SpdyStream> stream_; |
51 static uint64 order_; // Maintains a FIFO order for equal priorities. | 51 static uint64 order_; // Maintains a FIFO order for equal priorities. |
52 }; | 52 }; |
53 | 53 |
54 } // namespace net | 54 } // namespace net |
55 | 55 |
56 #endif // NET_SPDY_SPDY_IO_BUFFER_H_ | 56 #endif // NET_SPDY_SPDY_IO_BUFFER_H_ |
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