components/nacl/renderer/histogram.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 // This file contains a set of histogram support functions for logging behavior
   6 // seen while loading NaCl plugins.
   7
   8 #ifndef COMPONENTS_NACL_RENDERER_HISTOGRAM_H_
   9 #define COMPONENTS_NACL_RENDERER_HISTOGRAM_H_
  10
  11 #include <string>
  12 #include "base/time/time.h"
  13 #include "components/nacl/renderer/ppb_nacl_private.h"
  14
  15 namespace nacl {
  16
  17 void HistogramCustomCounts(const std::string& name,
  18                            int32_t sample,
  19                            int32_t min,
  20                            int32_t max,
  21                            uint32_t bucket_count);
  22
  23 void HistogramEnumerate(const std::string& name,
  24                         int32_t sample,
  25                         int32_t boundary_value);
  26
  27 void HistogramEnumerateLoadStatus(PP_NaClError error_code,
  28                                   bool is_installed);
  29
  30 void HistogramEnumerateOsArch(const std::string& sandbox_isa);
  31
  32 // Records values up to 20 seconds.
  33 void HistogramTimeSmall(const std::string& name, int64_t sample);
  34 // Records values up to 3 minutes, 20 seconds.
  35 void HistogramTimeMedium(const std::string& name, int64_t sample);
  36 // Records values up to 33 minutes.
  37 void HistogramTimeLarge(const std::string& name, int64_t sample);
  38 // Records values up to 12 minutes.
  39 void HistogramTimeTranslation(const std::string& name, int64_t sample_ms);
  40
  41 void HistogramStartupTimeSmall(const std::string& name,
  42                                base::TimeDelta td,
  43                                int64_t nexe_size);
  44 void HistogramStartupTimeMedium(const std::string& name,
  45                                 base::TimeDelta td,
  46                                 int64_t nexe_size);
  47 void HistogramSizeKB(const std::string& name, int32_t sample);
  48 void HistogramHTTPStatusCode(const std::string& name, int32_t status);
  49 void HistogramEnumerateManifestIsDataURI(bool is_data_uri);
  50 void HistogramKBPerSec(const std::string& name, int64_t kb, int64_t us);
  51 void HistogramRatio(const std::string& name,
  52                     int64_t numerator,
  53                     int64_t denominator);
  54
  55 }  // namespace nacl
  56
  57 #endif  // COMPONENTS_NACL_RENDERER_HISTOGRAM_H_