chrome/browser/metrics/variations/generated_resources_map.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 CHROME_BROWSER_METRICS_VARIATIONS_GENERATED_RESOURCES_MAP_H_
   6 #define CHROME_BROWSER_METRICS_VARIATIONS_GENERATED_RESOURCES_MAP_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace chrome_variations {
  11
  12 // This file provides a mapping from hashes of generated resource names to their
  13 // IDs. This mapping is achieved by having two arrays: |kResourceHashes|, a
  14 // sorted array of resource name hashes; and |kResourceIndices|, an array of
  15 // resource indices in the same order as |kResourceHashes|. So, if
  16 // generated_resources.h contains |#define IDS_FOO 12345|, then for some index i
  17 // kResourceHashes[i] = HASH("IDS_FOO") and kResourceIndices[i] = 12345. Both
  18 // arrays are of length |kNumResources|.
  19
  20 // The definitions of the arrays are generated by generate_resources_map.py from
  21 // the content of generated_resources.h.
  22
  23 // Length of |kResourceHashes| and |kResourceIndices|.
  24 extern const size_t kNumResources;
  25
  26 // A sorted array of hashed generated resource names.
  27 extern const uint32_t kResourceHashes[];
  28
  29 // An array of generated resource indices. The order of this array corresponds
  30 // to the order of |kResourceHashes|.
  31 extern const int kResourceIndices[];
  32
  33 // Gets the resource index corresponding to the given hash.
  34 int GetResourceIndex(uint32_t hash);
  35
  36 }  // namespace chrome_variations
  37
  38 #endif  // CHROME_BROWSER_METRICS_VARIATIONS_GENERATED_RESOURCES_MAP_H_