| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef QUICHE_SPDY_CORE_HPACK_HPACK_STATIC_TABLE_H_ |
| #define QUICHE_SPDY_CORE_HPACK_HPACK_STATIC_TABLE_H_ |
| |
| #include <cstddef> |
| |
| #include "quiche/common/platform/api/quiche_export.h" |
| #include "quiche/spdy/core/hpack/hpack_header_table.h" |
| |
| namespace spdy { |
| |
| struct HpackStaticEntry; |
| |
| // Number of entries in the HPACK static table. |
| inline constexpr size_t kStaticTableSize = 61; |
| |
| // HpackStaticTable provides |static_entries_| and |static_index_| for HPACK |
| // encoding and decoding contexts. Once initialized, an instance is read only |
| // and may be accessed only through its const interface. Such an instance may |
| // be shared accross multiple HPACK contexts. |
| class QUICHE_EXPORT HpackStaticTable { |
| public: |
| HpackStaticTable(); |
| ~HpackStaticTable(); |
| |
| // Prepares HpackStaticTable by filling up static_entries_ and static_index_ |
| // from an array of struct HpackStaticEntry. Must be called exactly once. |
| void Initialize(const HpackStaticEntry* static_entry_table, |
| size_t static_entry_count); |
| |
| // Returns whether Initialize() has been called. |
| bool IsInitialized() const; |
| |
| // Accessors. |
| const HpackHeaderTable::StaticEntryTable& GetStaticEntries() const { |
| return static_entries_; |
| } |
| const HpackHeaderTable::NameValueToEntryMap& GetStaticIndex() const { |
| return static_index_; |
| } |
| const HpackHeaderTable::NameToEntryMap& GetStaticNameIndex() const { |
| return static_name_index_; |
| } |
| |
| private: |
| HpackHeaderTable::StaticEntryTable static_entries_; |
| // The following two members have string_views that point to strings stored in |
| // |static_entries_|. |
| HpackHeaderTable::NameValueToEntryMap static_index_; |
| HpackHeaderTable::NameToEntryMap static_name_index_; |
| }; |
| |
| } // namespace spdy |
| |
| #endif // QUICHE_SPDY_CORE_HPACK_HPACK_STATIC_TABLE_H_ |