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#include "processwrapper.hh"
#include <QtCore>
#ifdef Q_OS_WIN32
#include <windows.h>
#include <stdio.h>
#include <psapi.h>
unsigned int ProcessWrapper::currentProcessId()
{
return GetCurrentProcessId();
}
bool ProcessWrapper::processExists(unsigned int pid)
{
DWORD aProcesses[1024], cbNeeded, cProcesses;
unsigned int i;
if ( !EnumProcesses( aProcesses, sizeof(aProcesses), &cbNeeded ) )
return false;
cProcesses = cbNeeded / sizeof(DWORD);
for ( i = 0; i < cProcesses; i++ )
{
unsigned int processID = aProcesses[i];
if ( processID == pid )
return true;
}
return false;
}
unsigned int ProcessWrapper::findProcess(const char *name, unsigned int pid_skip)
{
DWORD aProcesses[1024], cbNeeded, cProcesses;
unsigned int i;
QString pname(name); pname += ".exe";
if ( !EnumProcesses( aProcesses, sizeof(aProcesses), &cbNeeded ) )
return 0;
// Calculate how many process identifiers were returned.
cProcesses = cbNeeded / sizeof(DWORD);
// Print the name and process identifier for each process.
for ( i = 0; i < cProcesses; i++ )
{
unsigned int processID = aProcesses[i];
if( processID != 0 && processID != pid_skip )
{
char szProcessName[MAX_PATH] = "<unknown>";
// Get a handle to the process.
HANDLE hProcess = OpenProcess( PROCESS_QUERY_INFORMATION |
PROCESS_VM_READ,
FALSE, processID );
// Get the process name.
if (NULL != hProcess )
{
HMODULE hMod;
DWORD cbNeeded;
if ( EnumProcessModules( hProcess, &hMod, sizeof(hMod),
&cbNeeded) )
{
GetModuleBaseNameA( hProcess, hMod, szProcessName,
sizeof(szProcessName)/sizeof(TCHAR) );
if (QString(szProcessName) == pname) {
CloseHandle( hProcess );
return processID;
}
}
CloseHandle( hProcess );
}
// Print the process name and identifier.
//_tprintf( TEXT("%s (PID: %u)\n"), szProcessName, processID );
}
}
return 0;
}
#else
unsigned int ProcessWrapper::currentProcessId()
{
return getpid();
}
bool ProcessWrapper::processExists(unsigned int pid)
{
return QFile::exists(QString("/proc/%1").arg(pid));
}
unsigned int ProcessWrapper::findProcess(const char *name, unsigned int pid_skip)
{
QString pname("(" + QString(name) + ")");
QDir pd("/proc");
QFileInfoList list = pd.entryInfoList(QDir::Dirs | QDir::NoSymLinks | QDir::NoDotAndDotDot);
QFileInfoList::iterator it, it_end = list.end();
for (it = list.begin(); it != it_end; it++)
{
const QFileInfo &fi = *it;
if (fi.baseName().at(0).isDigit()) {
QFile f(fi.absoluteFilePath()+"/stat");
if (f.open(QIODevice::ReadOnly)) {
QTextStream ts(&f);
unsigned int pid; ts >> pid;
if (pid == pid_skip)
continue;
QString pn; ts >> pn;
if (pn == pname)
return pid;
}
}
}
return 0;
}
#endif
ProcessWrapper::ProcessWrapper()
{
}
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