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Side by Side Diff: net/spdy/hpack/hpack_output_stream.h

Issue 1535363003: Switch to standard integer types in net/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: stddef Created 5 years ago
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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_HPACK_OUTPUT_STREAM_H_ 5 #ifndef NET_SPDY_HPACK_OUTPUT_STREAM_H_
6 #define NET_SPDY_HPACK_OUTPUT_STREAM_H_ 6 #define NET_SPDY_HPACK_OUTPUT_STREAM_H_
7 7
8 #include <stddef.h>
9 #include <stdint.h>
10
8 #include <map> 11 #include <map>
9 #include <string> 12 #include <string>
10 13
11 #include "base/basictypes.h"
12 #include "base/macros.h" 14 #include "base/macros.h"
13 #include "base/strings/string_piece.h" 15 #include "base/strings/string_piece.h"
14 #include "net/base/net_export.h" 16 #include "net/base/net_export.h"
15 #include "net/spdy/hpack/hpack_constants.h" 17 #include "net/spdy/hpack/hpack_constants.h"
16 18
17 // All section references below are to 19 // All section references below are to
18 // http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-08 20 // http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-08
19 21
20 namespace net { 22 namespace net {
21 23
22 // An HpackOutputStream handles all the low-level details of encoding 24 // An HpackOutputStream handles all the low-level details of encoding
23 // header fields. 25 // header fields.
24 class NET_EXPORT_PRIVATE HpackOutputStream { 26 class NET_EXPORT_PRIVATE HpackOutputStream {
25 public: 27 public:
26 explicit HpackOutputStream(); 28 explicit HpackOutputStream();
27 ~HpackOutputStream(); 29 ~HpackOutputStream();
28 30
29 // 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.
30 // 32 //
31 // |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
32 // set other than the lower |bit_size| bits. 34 // set other than the lower |bit_size| bits.
33 void AppendBits(uint8 bits, size_t bit_size); 35 void AppendBits(uint8_t bits, size_t bit_size);
34 36
35 // Simply forwards to AppendBits(prefix.bits, prefix.bit-size). 37 // Simply forwards to AppendBits(prefix.bits, prefix.bit-size).
36 void AppendPrefix(HpackPrefix prefix); 38 void AppendPrefix(HpackPrefix prefix);
37 39
38 // Directly appends |buffer|. 40 // Directly appends |buffer|.
39 void AppendBytes(base::StringPiece buffer); 41 void AppendBytes(base::StringPiece buffer);
40 42
41 // Appends the given integer using the representation described in 43 // Appends the given integer using the representation described in
42 // 6.1. If the internal buffer ends on a byte boundary, the prefix 44 // 6.1. If the internal buffer ends on a byte boundary, the prefix
43 // length N is taken to be 8; otherwise, it is taken to be the 45 // length N is taken to be 8; otherwise, it is taken to be the
44 // number of bits to the next byte boundary. 46 // number of bits to the next byte boundary.
45 // 47 //
46 // It is guaranteed that the internal buffer will end on a byte 48 // It is guaranteed that the internal buffer will end on a byte
47 // boundary after this function is called. 49 // boundary after this function is called.
48 void AppendUint32(uint32 I); 50 void AppendUint32(uint32_t I);
49 51
50 // Swaps the interal buffer with |output|. 52 // Swaps the interal buffer with |output|.
51 void TakeString(std::string* output); 53 void TakeString(std::string* output);
52 54
53 private: 55 private:
54 // The internal bit buffer. 56 // The internal bit buffer.
55 std::string buffer_; 57 std::string buffer_;
56 58
57 // If 0, the buffer ends on a byte boundary. If non-zero, the buffer 59 // If 0, the buffer ends on a byte boundary. If non-zero, the buffer
58 // ends on the most significant nth bit. Guaranteed to be < 8. 60 // ends on the most significant nth bit. Guaranteed to be < 8.
59 size_t bit_offset_; 61 size_t bit_offset_;
60 62
61 DISALLOW_COPY_AND_ASSIGN(HpackOutputStream); 63 DISALLOW_COPY_AND_ASSIGN(HpackOutputStream);
62 }; 64 };
63 65
64 } // namespace net 66 } // namespace net
65 67
66 #endif // NET_SPDY_HPACK_OUTPUT_STREAM_H_ 68 #endif // NET_SPDY_HPACK_OUTPUT_STREAM_H_
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