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Side by Side Diff: net/quic/core/quic_framer.h

Issue 2561893002: Add QUIC_EXPORT macros (Closed)
Patch Set: More Created 4 years ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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_QUIC_CORE_QUIC_FRAMER_H_ 5 #ifndef NET_QUIC_CORE_QUIC_FRAMER_H_
6 #define NET_QUIC_CORE_QUIC_FRAMER_H_ 6 #define NET_QUIC_CORE_QUIC_FRAMER_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 #include <stdint.h> 9 #include <stdint.h>
10 10
11 #include <memory> 11 #include <memory>
12 #include <string> 12 #include <string>
13 #include <unordered_map> 13 #include <unordered_map>
14 #include <unordered_set> 14 #include <unordered_set>
15 #include <vector> 15 #include <vector>
16 16
17 #include "base/logging.h" 17 #include "base/logging.h"
18 #include "base/macros.h" 18 #include "base/macros.h"
19 #include "base/strings/string_piece.h" 19 #include "base/strings/string_piece.h"
20 #include "net/base/net_export.h"
21 #include "net/quic/core/quic_packets.h" 20 #include "net/quic/core/quic_packets.h"
21 #include "net/quic/platform/api/quic_export.h"
22 22
23 namespace net { 23 namespace net {
24 24
25 namespace test { 25 namespace test {
26 class QuicFramerPeer; 26 class QuicFramerPeer;
27 } // namespace test 27 } // namespace test
28 28
29 class QuicDataReader; 29 class QuicDataReader;
30 class QuicDataWriter; 30 class QuicDataWriter;
31 class QuicDecrypter; 31 class QuicDecrypter;
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55 const size_t kNumberOfNackRangesSize = 1; 55 const size_t kNumberOfNackRangesSize = 1;
56 // Size in bytes reserved for the number of ack blocks in ack frames. 56 // Size in bytes reserved for the number of ack blocks in ack frames.
57 const size_t kNumberOfAckBlocksSize = 1; 57 const size_t kNumberOfAckBlocksSize = 1;
58 // Maximum number of missing packet ranges that can fit within an ack frame. 58 // Maximum number of missing packet ranges that can fit within an ack frame.
59 const size_t kMaxNackRanges = (1 << (kNumberOfNackRangesSize * 8)) - 1; 59 const size_t kMaxNackRanges = (1 << (kNumberOfNackRangesSize * 8)) - 1;
60 // Maximum number of ack blocks that can fit within an ack frame. 60 // Maximum number of ack blocks that can fit within an ack frame.
61 const size_t kMaxAckBlocks = (1 << (kNumberOfAckBlocksSize * 8)) - 1; 61 const size_t kMaxAckBlocks = (1 << (kNumberOfAckBlocksSize * 8)) - 1;
62 62
63 // This class receives callbacks from the framer when packets 63 // This class receives callbacks from the framer when packets
64 // are processed. 64 // are processed.
65 class NET_EXPORT_PRIVATE QuicFramerVisitorInterface { 65 class QUIC_EXPORT_PRIVATE QuicFramerVisitorInterface {
66 public: 66 public:
67 virtual ~QuicFramerVisitorInterface() {} 67 virtual ~QuicFramerVisitorInterface() {}
68 68
69 // Called if an error is detected in the QUIC protocol. 69 // Called if an error is detected in the QUIC protocol.
70 virtual void OnError(QuicFramer* framer) = 0; 70 virtual void OnError(QuicFramer* framer) = 0;
71 71
72 // Called only when |perspective_| is IS_SERVER and the the framer gets a 72 // Called only when |perspective_| is IS_SERVER and the the framer gets a
73 // packet with version flag true and the version on the packet doesn't match 73 // packet with version flag true and the version on the packet doesn't match
74 // |quic_version_|. The visitor should return true after it updates the 74 // |quic_version_|. The visitor should return true after it updates the
75 // version of the |framer_| to |received_version| or false to stop processing 75 // version of the |framer_| to |received_version| or false to stop processing
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141 141
142 // Called when a PathCloseFrame has been parsed. 142 // Called when a PathCloseFrame has been parsed.
143 virtual bool OnPathCloseFrame(const QuicPathCloseFrame& frame) = 0; 143 virtual bool OnPathCloseFrame(const QuicPathCloseFrame& frame) = 0;
144 144
145 // Called when a packet has been completely processed. 145 // Called when a packet has been completely processed.
146 virtual void OnPacketComplete() = 0; 146 virtual void OnPacketComplete() = 0;
147 }; 147 };
148 148
149 // Class for parsing and constructing QUIC packets. It has a 149 // Class for parsing and constructing QUIC packets. It has a
150 // QuicFramerVisitorInterface that is called when packets are parsed. 150 // QuicFramerVisitorInterface that is called when packets are parsed.
151 class NET_EXPORT_PRIVATE QuicFramer { 151 class QUIC_EXPORT_PRIVATE QuicFramer {
152 public: 152 public:
153 // Constructs a new framer that installs a kNULL QuicEncrypter and 153 // Constructs a new framer that installs a kNULL QuicEncrypter and
154 // QuicDecrypter for level ENCRYPTION_NONE. |supported_versions| specifies the 154 // QuicDecrypter for level ENCRYPTION_NONE. |supported_versions| specifies the
155 // list of supported QUIC versions. |quic_version_| is set to the maximum 155 // list of supported QUIC versions. |quic_version_| is set to the maximum
156 // version in |supported_versions|. 156 // version in |supported_versions|.
157 QuicFramer(const QuicVersionVector& supported_versions, 157 QuicFramer(const QuicVersionVector& supported_versions,
158 QuicTime creation_time, 158 QuicTime creation_time,
159 Perspective perspective); 159 Perspective perspective);
160 160
161 virtual ~QuicFramer(); 161 virtual ~QuicFramer();
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548 QuicTime::Delta last_timestamp_; 548 QuicTime::Delta last_timestamp_;
549 // The diversification nonce from the last received packet. 549 // The diversification nonce from the last received packet.
550 DiversificationNonce last_nonce_; 550 DiversificationNonce last_nonce_;
551 551
552 DISALLOW_COPY_AND_ASSIGN(QuicFramer); 552 DISALLOW_COPY_AND_ASSIGN(QuicFramer);
553 }; 553 };
554 554
555 } // namespace net 555 } // namespace net
556 556
557 #endif // NET_QUIC_CORE_QUIC_FRAMER_H_ 557 #endif // NET_QUIC_CORE_QUIC_FRAMER_H_
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