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// Copyright (c) 2012 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 <TlHelp32.h>
#include "base/bind.h"
#include "base/file_version_info.h"
#include "base/files/file_path.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/win/scoped_handle.h"
#include "base/win/windows_version.h"
#include "chrome/common/chrome_version_info.h"
#include "chrome/common/url_constants.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/process_type.h"
#include "grit/chromium_strings.h"
#include "ui/base/l10n/l10n_util.h"
using content::BrowserThread;
// 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;
MemoryDetails::MemoryDetails()
: user_metrics_mode_(UPDATE_USER_METRICS) {
static const std::wstring google_browser_name =
base::UTF16ToWide(l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
struct {
const wchar_t* name;
const wchar_t* process_name;
} 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 < MAX_BROWSERS; ++index) {
ProcessData process;
process.name = process_template[index].name;
process.process_name = process_template[index].process_name;
process_data_.push_back(process);
}
}
ProcessData* MemoryDetails::ChromeBrowser() {
return &process_data_[CHROME_BROWSER];
}
void MemoryDetails::CollectProcessData(
const std::vector<ProcessMemoryInformation>& child_info) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
// Clear old data.
for (unsigned int index = 0; index < process_data_.size(); index++)
process_data_[index].processes.clear();
base::win::OSInfo::WindowsArchitecture windows_architecture =
base::win::OSInfo::GetInstance()->architecture();
base::win::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;
base::win::ScopedHandle process_handle(::OpenProcess(
PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid));
if (!process_handle.Get())
continue;
bool is_64bit_process =
((windows_architecture == base::win::OSInfo::X64_ARCHITECTURE) ||
(windows_architecture == base::win::OSInfo::IA64_ARCHITECTURE)) &&
(base::win::OSInfo::GetWOW64StatusForProcess(process_handle) ==
base::win::OSInfo::WOW64_DISABLED);
for (unsigned int index2 = 0; index2 < process_data_.size(); 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.process_type = content::PROCESS_TYPE_BROWSER;
else
info.process_type = content::PROCESS_TYPE_UNKNOWN;
scoped_ptr<base::ProcessMetrics> metrics;
metrics.reset(base::ProcessMetrics::CreateProcessMetrics(process_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 = base::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.process_type = child_info[child].process_type;
break;
}
} else if (GetModuleFileNameEx(process_handle, NULL, name,
MAX_PATH - 1)) {
std::wstring str_name(name);
scoped_ptr<FileVersionInfo> version_info(
FileVersionInfo::CreateFileVersionInfo(base::FilePath(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.
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&MemoryDetails::CollectChildInfoOnUIThread, this));
}
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