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/**************************************************************************
**
** This code is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at info@qt.nokia.com.
**
**************************************************************************/
#include "processlist.h"
#include <launcher/core/probeabidetector.h>
#include <QLibrary>
// Enable Win API of XP SP1 and later
#ifdef Q_OS_WIN
# if !defined(_WIN32_WINNT)
# define _WIN32_WINNT 0x0502
# endif
# include <qt_windows.h>
# if !defined(PROCESS_SUSPEND_RESUME) // Check flag for MinGW
# define PROCESS_SUSPEND_RESUME (0x0800)
# endif // PROCESS_SUSPEND_RESUME
#endif // Q_OS_WIN
#include <tlhelp32.h>
#include <psapi.h>
static GammaRay::ProbeABIDetector s_abiDetector;
// Resolve QueryFullProcessImageNameW out of kernel32.dll due
// to incomplete MinGW import libs and it not being present
// on Windows XP.
static inline BOOL queryFullProcessImageName(HANDLE h, DWORD flags, LPWSTR buffer, DWORD *size)
{
// Resolve required symbols from the kernel32.dll
typedef BOOL (WINAPI *QueryFullProcessImageNameWProtoType)(HANDLE, DWORD, LPWSTR, PDWORD);
static QueryFullProcessImageNameWProtoType queryFullProcessImageNameW = nullptr;
if (!queryFullProcessImageNameW) {
QLibrary kernel32Lib(QLatin1String("kernel32.dll"), 0);
if (kernel32Lib.isLoaded() || kernel32Lib.load()) {
queryFullProcessImageNameW
= (QueryFullProcessImageNameWProtoType)kernel32Lib.resolve(
"QueryFullProcessImageNameW");
}
}
if (!queryFullProcessImageNameW)
return FALSE;
// Read out process
return (*queryFullProcessImageNameW)(h, flags, buffer, size);
}
struct ProcessInfo {
QString imageName;
QString processOwner;
};
static inline ProcessInfo processInfo(DWORD processId)
{
ProcessInfo pi;
HANDLE handle = OpenProcess(PROCESS_QUERY_INFORMATION, TOKEN_READ, processId);
if (handle == INVALID_HANDLE_VALUE)
return pi;
WCHAR buffer[MAX_PATH];
DWORD bufSize = MAX_PATH;
if (queryFullProcessImageName(handle, 0, buffer, &bufSize))
pi.imageName = QString::fromUtf16(reinterpret_cast<const ushort *>(buffer));
HANDLE processTokenHandle = NULL;
if (!OpenProcessToken(handle, TOKEN_READ, &processTokenHandle) || !processTokenHandle)
return pi;
DWORD size = 0;
GetTokenInformation(processTokenHandle, TokenUser, NULL, 0, &size);
if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
QByteArray buf;
buf.resize(size);
PTOKEN_USER userToken = reinterpret_cast<PTOKEN_USER>(buf.data());
if (userToken
&& GetTokenInformation(processTokenHandle, TokenUser, userToken, size, &size)) {
SID_NAME_USE sidNameUse;
TCHAR user[MAX_PATH] = { 0 };
DWORD userNameLength = MAX_PATH;
TCHAR domain[MAX_PATH] = { 0 };
DWORD domainNameLength = MAX_PATH;
if (LookupAccountSid(NULL,
userToken->User.Sid,
user,
&userNameLength,
domain,
&domainNameLength,
&sidNameUse))
pi.processOwner = QString::fromUtf16(reinterpret_cast<const ushort *>(user));
}
}
CloseHandle(processTokenHandle);
CloseHandle(handle);
return pi;
}
ProcDataList processList(const ProcDataList & /*previous*/)
{
ProcDataList rc;
PROCESSENTRY32 pe;
pe.dwSize = sizeof(PROCESSENTRY32);
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot == INVALID_HANDLE_VALUE)
return rc;
for (bool hasNext = Process32First(snapshot, &pe);
hasNext;
hasNext = Process32Next(snapshot, &pe)) {
ProcData procData;
procData.ppid = QString::number(pe.th32ProcessID);
procData.name = QString::fromUtf16(reinterpret_cast<ushort *>(pe.szExeFile));
const ProcessInfo processInf = processInfo(pe.th32ProcessID);
procData.image = processInf.imageName;
procData.user = processInf.processOwner;
procData.abi = s_abiDetector.abiForProcess(pe.th32ProcessID);
rc.push_back(procData);
}
CloseHandle(snapshot);
return rc;
}
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