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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/startup_metric_utils/browser/startup_metric_utils.h" | 5 #include "components/startup_metric_utils/browser/startup_metric_utils.h" |
6 | 6 |
7 #include "base/containers/hash_tables.h" | 7 #include "base/containers/hash_tables.h" |
8 #include "base/environment.h" | 8 #include "base/environment.h" |
9 #include "base/lazy_instance.h" | 9 #include "base/lazy_instance.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
11 #include "base/metrics/histogram_macros.h" | 11 #include "base/metrics/histogram_macros.h" |
12 #include "base/strings/string_number_conversions.h" | 12 #include "base/strings/string_number_conversions.h" |
13 #include "base/sys_info.h" | 13 #include "base/sys_info.h" |
14 #include "base/threading/platform_thread.h" | 14 #include "base/threading/platform_thread.h" |
15 #include "base/trace_event/trace_event.h" | 15 #include "base/trace_event/trace_event.h" |
16 | 16 |
17 #if defined(OS_WIN) | 17 #if defined(OS_WIN) |
18 #include <winternl.h> | 18 #include <winternl.h> |
| 19 #include "base/win/win_util.h" |
19 #include "base/win/windows_version.h" | 20 #include "base/win/windows_version.h" |
20 #endif | 21 #endif |
21 | 22 |
22 namespace startup_metric_utils { | 23 namespace startup_metric_utils { |
23 | 24 |
24 namespace { | 25 namespace { |
25 | 26 |
26 // Mark as volatile to defensively make sure usage is thread-safe. | 27 // Mark as volatile to defensively make sure usage is thread-safe. |
27 // Note that at the time of this writing, access is only on the UI thread. | 28 // Note that at the time of this writing, access is only on the UI thread. |
28 volatile bool g_non_browser_ui_displayed = false; | 29 volatile bool g_non_browser_ui_displayed = false; |
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139 return false; | 140 return false; |
140 } | 141 } |
141 | 142 |
142 // Look for the struct housing information for the current process. | 143 // Look for the struct housing information for the current process. |
143 DWORD proc_id = ::GetCurrentProcessId(); | 144 DWORD proc_id = ::GetCurrentProcessId(); |
144 size_t index = 0; | 145 size_t index = 0; |
145 while (index < buffer.size()) { | 146 while (index < buffer.size()) { |
146 DCHECK_LE(index + sizeof(SYSTEM_PROCESS_INFORMATION_EX), buffer.size()); | 147 DCHECK_LE(index + sizeof(SYSTEM_PROCESS_INFORMATION_EX), buffer.size()); |
147 SYSTEM_PROCESS_INFORMATION_EX* proc_info = | 148 SYSTEM_PROCESS_INFORMATION_EX* proc_info = |
148 reinterpret_cast<SYSTEM_PROCESS_INFORMATION_EX*>(buffer.data() + index); | 149 reinterpret_cast<SYSTEM_PROCESS_INFORMATION_EX*>(buffer.data() + index); |
149 if (reinterpret_cast<DWORD>(proc_info->UniqueProcessId) == proc_id) { | 150 if (base::win::HandleToUint32(proc_info->UniqueProcessId) == proc_id) { |
150 *hard_fault_count = proc_info->HardFaultCount; | 151 *hard_fault_count = proc_info->HardFaultCount; |
151 return true; | 152 return true; |
152 } | 153 } |
153 // The list ends when NextEntryOffset is zero. This also prevents busy | 154 // The list ends when NextEntryOffset is zero. This also prevents busy |
154 // looping if the data is in fact invalid. | 155 // looping if the data is in fact invalid. |
155 if (proc_info->NextEntryOffset <= 0) | 156 if (proc_info->NextEntryOffset <= 0) |
156 return false; | 157 return false; |
157 index += proc_info->NextEntryOffset; | 158 index += proc_info->NextEntryOffset; |
158 } | 159 } |
159 | 160 |
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544 | 545 |
545 base::TimeTicks MainEntryPointTicks() { | 546 base::TimeTicks MainEntryPointTicks() { |
546 return g_browser_main_entry_point_ticks.Get(); | 547 return g_browser_main_entry_point_ticks.Get(); |
547 } | 548 } |
548 | 549 |
549 StartupTemperature GetStartupTemperature() { | 550 StartupTemperature GetStartupTemperature() { |
550 return g_startup_temperature; | 551 return g_startup_temperature; |
551 } | 552 } |
552 | 553 |
553 } // namespace startup_metric_utils | 554 } // namespace startup_metric_utils |
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