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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/memory_details.h"
#include <psapi.h>
#include "app/l10n_util.h"
#include "base/file_version_info.h"
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_child_process_host.h"
#include "chrome/browser/chrome_thread.h"
#include "chrome/browser/renderer_host/backing_store_manager.h"
#include "chrome/browser/renderer_host/render_process_host.h"
#include "chrome/browser/tab_contents/navigation_entry.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/common/chrome_version_info.h"
#include "chrome/common/url_constants.h"
#include "grit/chromium_strings.h"
// Known browsers which we collect details for.
enum {
CHROME_BROWSER = 0,
CHROME_NACL_PROCESS,
IE_BROWSER,
FIREFOX_BROWSER,
OPERA_BROWSER,
SAFARI_BROWSER,
IE_64BIT_BROWSER,
KONQUEROR_BROWSER,
MAX_BROWSERS
} BrowserProcess;
// Template of static data we use for finding browser process information.
// These entries must match the ordering for MemoryDetails::BrowserProcess.
static ProcessData g_process_template[MAX_BROWSERS];
MemoryDetails::MemoryDetails() {
static const std::wstring google_browser_name =
l10n_util::GetString(IDS_PRODUCT_NAME);
ProcessData g_process_template[MAX_BROWSERS] = {
{ google_browser_name.c_str(), L"chrome.exe", },
{ google_browser_name.c_str(), L"nacl64.exe", },
{ L"IE", L"iexplore.exe", },
{ L"Firefox", L"firefox.exe", },
{ L"Opera", L"opera.exe", },
{ L"Safari", L"safari.exe", },
{ L"IE (64bit)", L"iexplore.exe", },
{ L"Konqueror", L"konqueror.exe", },
};
for (int index = 0; index < arraysize(g_process_template); ++index) {
ProcessData process;
process.name = g_process_template[index].name;
process.process_name = g_process_template[index].process_name;
process_data_.push_back(process);
}
}
ProcessData* MemoryDetails::ChromeBrowser() {
return &process_data_[CHROME_BROWSER];
}
void MemoryDetails::CollectProcessData(
std::vector<ProcessMemoryInformation> child_info) {
DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
// Clear old data.
for (int index = 0; index < arraysize(g_process_template); index++)
process_data_[index].processes.clear();
SYSTEM_INFO system_info;
GetNativeSystemInfo(&system_info);
bool is_64bit_os =
system_info.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64;
ScopedHandle snapshot(::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0));
PROCESSENTRY32 process_entry = {sizeof(PROCESSENTRY32)};
if (!snapshot.Get()) {
LOG(ERROR) << "CreateToolhelp32Snaphot failed: " << GetLastError();
return;
}
if (!::Process32First(snapshot, &process_entry)) {
LOG(ERROR) << "Process32First failed: " << GetLastError();
return;
}
do {
base::ProcessId pid = process_entry.th32ProcessID;
ScopedHandle handle(::OpenProcess(
PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid));
if (!handle.Get())
continue;
bool is_64bit_process = false;
// IsWow64Process() returns FALSE for a 32bit process on a 32bit OS.
// We need to check if the real OS is 64bit.
if (is_64bit_os) {
BOOL is_wow64 = FALSE;
// IsWow64Process() is supported by Windows XP SP2 or later.
IsWow64Process(handle, &is_wow64);
is_64bit_process = !is_wow64;
}
for (int index2 = 0; index2 < arraysize(g_process_template); index2++) {
if (_wcsicmp(process_data_[index2].process_name.c_str(),
process_entry.szExeFile) != 0)
continue;
if (index2 == IE_BROWSER && is_64bit_process)
continue; // Should use IE_64BIT_BROWSER
// Get Memory Information.
ProcessMemoryInformation info;
info.pid = pid;
if (info.pid == GetCurrentProcessId())
info.type = ChildProcessInfo::BROWSER_PROCESS;
else
info.type = ChildProcessInfo::UNKNOWN_PROCESS;
scoped_ptr<base::ProcessMetrics> metrics;
metrics.reset(base::ProcessMetrics::CreateProcessMetrics(handle));
metrics->GetCommittedKBytes(&info.committed);
metrics->GetWorkingSetKBytes(&info.working_set);
// Get Version Information.
TCHAR name[MAX_PATH];
if (index2 == CHROME_BROWSER || index2 == CHROME_NACL_PROCESS) {
chrome::VersionInfo version_info;
if (version_info.is_valid())
info.version = ASCIIToWide(version_info.Version());
// Check if this is one of the child processes whose data we collected
// on the IO thread, and if so copy over that data.
for (size_t child = 0; child < child_info.size(); child++) {
if (child_info[child].pid != info.pid)
continue;
info.titles = child_info[child].titles;
info.type = child_info[child].type;
break;
}
} else if (GetModuleFileNameEx(handle, NULL, name, MAX_PATH - 1)) {
std::wstring str_name(name);
scoped_ptr<FileVersionInfo> version_info(
FileVersionInfo::CreateFileVersionInfo(str_name));
if (version_info != NULL) {
info.version = version_info->product_version();
info.product_name = version_info->product_name();
}
}
// Add the process info to our list.
if (index2 == CHROME_NACL_PROCESS) {
// Add NaCl processes to Chrome's list
process_data_[CHROME_BROWSER].processes.push_back(info);
} else {
process_data_[index2].processes.push_back(info);
}
break;
}
} while (::Process32Next(snapshot, &process_entry));
// Finally return to the browser thread.
ChromeThread::PostTask(
ChromeThread::UI, FROM_HERE,
NewRunnableMethod(this, &MemoryDetails::CollectChildInfoOnUIThread));
}
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