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1 // Copyright (c) 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef NET_SPDY_HEADER_COALESCER_H_ | |
6 #define NET_SPDY_HEADER_COALESCER_H_ | |
7 | |
8 #include "net/base/net_export.h" | |
9 #include "net/spdy/platform/api/spdy_string_piece.h" | |
10 #include "net/spdy/spdy_header_block.h" | |
11 #include "net/spdy/spdy_headers_handler_interface.h" | |
12 | |
13 namespace net { | |
14 | |
15 class NET_EXPORT_PRIVATE HeaderCoalescer : public SpdyHeadersHandlerInterface { | |
16 public: | |
17 HeaderCoalescer() {} | |
18 | |
19 void OnHeaderBlockStart() override {} | |
20 | |
21 void OnHeader(SpdyStringPiece key, SpdyStringPiece value) override; | |
22 | |
23 void OnHeaderBlockEnd(size_t uncompressed_header_bytes) override {} | |
24 void OnHeaderBlockEnd(size_t uncompressed_header_bytes, | |
25 size_t compressed_header_bytes) override {} | |
26 | |
27 SpdyHeaderBlock release_headers(); | |
28 bool error_seen() const { return error_seen_; } | |
29 | |
30 // Returns the estimate of dynamically allocated memory in bytes. | |
31 size_t EstimateMemoryUsage() const; | |
32 | |
33 private: | |
34 SpdyHeaderBlock headers_; | |
35 bool headers_valid_ = true; | |
36 size_t header_list_size_ = 0; | |
37 bool error_seen_ = false; | |
38 bool regular_header_seen_ = false; | |
39 }; | |
40 | |
41 } // namespace net | |
42 | |
43 #endif // NET_SPDY_HEADER_COALESCER_H_ | |
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