base/trace_event/process_memory_dump.h

   1 // Copyright 2015 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 BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_
   6 #define BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_
   7
   8 #include "base/base_export.h"
   9 #include "base/trace_event/process_memory_maps.h"
  10 #include "base/trace_event/process_memory_totals.h"
  11
  12 namespace base {
  13 namespace trace_event {
  14
  15 class ConvertableToTraceFormat;
  16
  17 // ProcessMemoryDump is as a strongly typed container which enforces the data
  18 // model for each memory dump point and holds the dumps produced by the
  19 // MemoryDumpProvider(s) for a specific process.
  20 // At trace generation time (i.e. when AsValue() is called), ProcessMemoryDump
  21 // will compose a key-value dictionary of the various dumps obtained at trace
  22 // dump point time.
  23 class BASE_EXPORT ProcessMemoryDump {
  24  public:
  25   ProcessMemoryDump();
  26   ~ProcessMemoryDump();
  27
  28   // Called at trace generation time to populate the TracedValue.
  29   void AsValueInto(TracedValue* value) const;
  30
  31   ProcessMemoryTotals* process_totals() { return &process_totals_; }
  32   bool has_process_totals() const { return has_process_totals_; }
  33   void set_has_process_totals() { has_process_totals_ = true; }
  34
  35   ProcessMemoryMaps* process_mmaps() { return &process_mmaps_; }
  36   bool has_process_mmaps() const { return has_process_mmaps_; }
  37   void set_has_process_mmaps() { has_process_mmaps_ = true; }
  38
  39  private:
  40   ProcessMemoryTotals process_totals_;
  41   bool has_process_totals_;
  42
  43   ProcessMemoryMaps process_mmaps_;
  44   bool has_process_mmaps_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(ProcessMemoryDump);
  47 };
  48
  49 }  // namespace trace_event
  50 }  // namespace base
  51
  52 #endif  // BASE_TRACE_EVENT_PROCESS_MEMORY_DUMP_H_