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PiperOrigin-RevId: 229942388
Change-Id: Ib5a23c152c95ed4294cece9f902227c21ce531ef

spdy/core/hpack/hpack_static_table.h

diff --git a/spdy/core/hpack/hpack_static_table.h b/spdy/core/hpack/hpack_static_table.h
new file mode 100644
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+++ b/spdy/core/hpack/hpack_static_table.h
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+// 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 "net/third_party/quiche/src/spdy/core/hpack/hpack_header_table.h"
+#include "net/third_party/quiche/src/spdy/platform/api/spdy_export.h"
+
+namespace spdy {
+
+struct HpackStaticEntry;
+
+// 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 SPDY_EXPORT_PRIVATE 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::EntryTable& GetStaticEntries() const {
+    return static_entries_;
+  }
+  const HpackHeaderTable::UnorderedEntrySet& GetStaticIndex() const {
+    return static_index_;
+  }
+  const HpackHeaderTable::NameToEntryMap& GetStaticNameIndex() const {
+    return static_name_index_;
+  }
+
+  // Returns the estimate of dynamically allocated memory in bytes.
+  size_t EstimateMemoryUsage() const;
+
+ private:
+  HpackHeaderTable::EntryTable static_entries_;
+  HpackHeaderTable::UnorderedEntrySet static_index_;
+  HpackHeaderTable::NameToEntryMap static_name_index_;
+};
+
+}  // namespace spdy
+
+#endif  // QUICHE_SPDY_CORE_HPACK_HPACK_STATIC_TABLE_H_