net/spdy/hpack/hpack_static_table.h

   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 #ifndef NET_SPDY_HPACK_STATIC_TABLE_H_
   6 #define NET_SPDY_HPACK_STATIC_TABLE_H_
   7
   8 #include "net/spdy/hpack/hpack_header_table.h"
   9
  10 namespace net {
  11
  12 struct HpackStaticEntry;
  13
  14 // HpackStaticTable provides |static_entries_| and |static_index_| for HPACK
  15 // encoding and decoding contexts.  Once initialized, an instance is read only
  16 // and may be accessed only through its const interface.  Such an instance may
  17 // be shared accross multiple HPACK contexts.
  18 class NET_EXPORT_PRIVATE HpackStaticTable {
  19  public:
  20   HpackStaticTable();
  21   ~HpackStaticTable();
  22
  23   // Prepares HpackStaticTable by filling up static_entries_ and static_index_
  24   // from an array of struct HpackStaticEntry.  Must be called exactly once.
  25   void Initialize(const HpackStaticEntry* static_entry_table,
  26                   size_t static_entry_count);
  27
  28   // Returns whether Initialize() has been called.
  29   bool IsInitialized() const;
  30
  31   // Accessors.
  32   const HpackHeaderTable::EntryTable& GetStaticEntries() const {
  33     return static_entries_;
  34   }
  35   const HpackHeaderTable::OrderedEntrySet& GetStaticIndex() const {
  36     return static_index_;
  37   }
  38
  39  private:
  40   HpackHeaderTable::EntryTable static_entries_;
  41   HpackHeaderTable::OrderedEntrySet static_index_;
  42 };
  43
  44 }  // namespace net
  45
  46 #endif  // NET_SPDY_HPACK_STATIC_TABLE_H_