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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/spdy/hpack/hpack_entry.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/strings/string_number_conversions.h" | |
| 9 #include "net/spdy/platform/api/spdy_estimate_memory_usage.h" | |
| 10 | |
| 11 namespace net { | |
| 12 | |
| 13 const size_t HpackEntry::kSizeOverhead = 32; | |
| 14 | |
| 15 HpackEntry::HpackEntry(SpdyStringPiece name, | |
| 16 SpdyStringPiece value, | |
| 17 bool is_static, | |
| 18 size_t insertion_index) | |
| 19 : name_(name.data(), name.size()), | |
| 20 value_(value.data(), value.size()), | |
| 21 name_ref_(name_), | |
| 22 value_ref_(value_), | |
| 23 insertion_index_(insertion_index), | |
| 24 type_(is_static ? STATIC : DYNAMIC), | |
| 25 time_added_(0) {} | |
| 26 | |
| 27 HpackEntry::HpackEntry(SpdyStringPiece name, SpdyStringPiece value) | |
| 28 : name_ref_(name), | |
| 29 value_ref_(value), | |
| 30 insertion_index_(0), | |
| 31 type_(LOOKUP), | |
| 32 time_added_(0) {} | |
| 33 | |
| 34 HpackEntry::HpackEntry() : insertion_index_(0), type_(LOOKUP), time_added_(0) {} | |
| 35 | |
| 36 HpackEntry::HpackEntry(const HpackEntry& other) | |
| 37 : insertion_index_(other.insertion_index_), | |
| 38 type_(other.type_), | |
| 39 time_added_(0) { | |
| 40 if (type_ == LOOKUP) { | |
| 41 name_ref_ = other.name_ref_; | |
| 42 value_ref_ = other.value_ref_; | |
| 43 } else { | |
| 44 name_ = other.name_; | |
| 45 value_ = other.value_; | |
| 46 name_ref_ = SpdyStringPiece(name_.data(), name_.size()); | |
| 47 value_ref_ = SpdyStringPiece(value_.data(), value_.size()); | |
| 48 } | |
| 49 } | |
| 50 | |
| 51 HpackEntry& HpackEntry::operator=(const HpackEntry& other) { | |
| 52 insertion_index_ = other.insertion_index_; | |
| 53 type_ = other.type_; | |
| 54 if (type_ == LOOKUP) { | |
| 55 name_ref_ = other.name_ref_; | |
| 56 value_ref_ = other.value_ref_; | |
| 57 return *this; | |
| 58 } | |
| 59 name_ = other.name_; | |
| 60 value_ = other.value_; | |
| 61 name_ref_ = SpdyStringPiece(name_.data(), name_.size()); | |
| 62 value_ref_ = SpdyStringPiece(value_.data(), value_.size()); | |
| 63 return *this; | |
| 64 } | |
| 65 | |
| 66 HpackEntry::~HpackEntry() {} | |
| 67 | |
| 68 // static | |
| 69 size_t HpackEntry::Size(SpdyStringPiece name, SpdyStringPiece value) { | |
| 70 return name.size() + value.size() + kSizeOverhead; | |
| 71 } | |
| 72 | |
| 73 size_t HpackEntry::Size() const { | |
| 74 return Size(name(), value()); | |
| 75 } | |
| 76 | |
| 77 SpdyString HpackEntry::GetDebugString() const { | |
| 78 return "{ name: \"" + SpdyString(name_ref_) + "\", value: \"" + | |
| 79 SpdyString(value_ref_) + | |
| 80 "\", index: " + base::SizeTToString(insertion_index_) + | |
| 81 (IsStatic() ? " static" : (IsLookup() ? " lookup" : " dynamic")) + | |
| 82 " }"; | |
| 83 } | |
| 84 | |
| 85 size_t HpackEntry::EstimateMemoryUsage() const { | |
| 86 return SpdyEstimateMemoryUsage(name_) + SpdyEstimateMemoryUsage(value_); | |
| 87 } | |
| 88 | |
| 89 } // namespace net | |
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