base/trace_event/process_memory_maps.cc

   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 #include "base/trace_event/process_memory_maps.h"
   6
   7 #include "base/trace_event/trace_event_argument.h"
   8
   9 namespace base {
  10 namespace trace_event {
  11
  12 // static
  13 const uint32 ProcessMemoryMaps::VMRegion::kProtectionFlagsRead = 4;
  14 const uint32 ProcessMemoryMaps::VMRegion::kProtectionFlagsWrite = 2;
  15 const uint32 ProcessMemoryMaps::VMRegion::kProtectionFlagsExec = 1;
  16
  17 ProcessMemoryMaps::ProcessMemoryMaps() {
  18 }
  19
  20 ProcessMemoryMaps::~ProcessMemoryMaps() {
  21 }
  22
  23 void ProcessMemoryMaps::AsValueInto(TracedValue* value) const {
  24   value->BeginArray("vm_regions");
  25   for (const auto& region : vm_regions_) {
  26     value->BeginDictionary();
  27
  28     value->SetDouble("start_address", region.start_address);
  29     value->SetDouble("size_in_bytes", region.size_in_bytes);
  30     value->SetInteger("protection_flags", region.protection_flags);
  31     value->SetString("mapped_file", region.mapped_file);
  32     value->SetDouble("mapped_file_offset", region.mapped_file_offset);
  33
  34     value->BeginDictionary("byte_stats");
  35     value->SetDouble("resident", region.byte_stats_resident);
  36     value->SetDouble("anonymous", region.byte_stats_anonymous);
  37     value->EndDictionary();
  38
  39     value->EndDictionary();
  40   }
  41   value->EndArray();
  42 }
  43
  44 }  // namespace trace_event
  45 }  // namespace base