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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ | 5 #ifndef NET_SPDY_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ |
6 #define NET_SPDY_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ | 6 #define NET_SPDY_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <map> | 11 #include <map> |
12 | 12 |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "net/base/net_export.h" | |
15 #include "net/spdy/core/hpack/hpack_constants.h" | 14 #include "net/spdy/core/hpack/hpack_constants.h" |
| 15 #include "net/spdy/platform/api/spdy_export.h" |
16 #include "net/spdy/platform/api/spdy_string.h" | 16 #include "net/spdy/platform/api/spdy_string.h" |
17 #include "net/spdy/platform/api/spdy_string_piece.h" | 17 #include "net/spdy/platform/api/spdy_string_piece.h" |
18 | 18 |
19 // All section references below are to | 19 // All section references below are to |
20 // http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-08 | 20 // http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-08 |
21 | 21 |
22 namespace net { | 22 namespace net { |
23 | 23 |
24 // An HpackOutputStream handles all the low-level details of encoding | 24 // An HpackOutputStream handles all the low-level details of encoding |
25 // header fields. | 25 // header fields. |
26 class NET_EXPORT_PRIVATE HpackOutputStream { | 26 class SPDY_EXPORT_PRIVATE HpackOutputStream { |
27 public: | 27 public: |
28 HpackOutputStream(); | 28 HpackOutputStream(); |
29 ~HpackOutputStream(); | 29 ~HpackOutputStream(); |
30 | 30 |
31 // Appends the lower |bit_size| bits of |bits| to the internal buffer. | 31 // Appends the lower |bit_size| bits of |bits| to the internal buffer. |
32 // | 32 // |
33 // |bit_size| must be > 0 and <= 8. |bits| must not have any bits | 33 // |bit_size| must be > 0 and <= 8. |bits| must not have any bits |
34 // set other than the lower |bit_size| bits. | 34 // set other than the lower |bit_size| bits. |
35 void AppendBits(uint8_t bits, size_t bit_size); | 35 void AppendBits(uint8_t bits, size_t bit_size); |
36 | 36 |
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69 // If 0, the buffer ends on a byte boundary. If non-zero, the buffer | 69 // If 0, the buffer ends on a byte boundary. If non-zero, the buffer |
70 // ends on the nth most significant bit. Guaranteed to be < 8. | 70 // ends on the nth most significant bit. Guaranteed to be < 8. |
71 size_t bit_offset_; | 71 size_t bit_offset_; |
72 | 72 |
73 DISALLOW_COPY_AND_ASSIGN(HpackOutputStream); | 73 DISALLOW_COPY_AND_ASSIGN(HpackOutputStream); |
74 }; | 74 }; |
75 | 75 |
76 } // namespace net | 76 } // namespace net |
77 | 77 |
78 #endif // NET_SPDY_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ | 78 #endif // NET_SPDY_CORE_HPACK_HPACK_OUTPUT_STREAM_H_ |
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