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#include "ProcessListLinux.h"
#include <QDir>
#include <QFile>
#include <QTextStream>
#include <QDebug>
#include <QRegExp>
ProcessListLinux::ProcessListLinux(){
}
int ProcessListLinux::initProccessList(){
// Получение списка процессов
sProccess proc;
QMap<QString,sProccess> result;
QRegExp rx_digit("^\\d+$");
QDir dir = QDir("/proc");
dir.setFilter(QDir::AllDirs);
QFileInfoList pidList = dir.entryInfoList();
for (int i=0;i<pidList.size();i++){
QString pid = pidList.at(i).fileName();
if (!rx_digit.exactMatch(pid)) continue;
proc.pid=pid;
proc.sockets=getSockets(pid);
proc.program=getProgram(pid);
proc.cmdline=getCmdline(pid);
result[pid]=proc;
}
proclist=result;
return 1;
}
sProccess ProcessListLinux::getProc(QString inode){
QMapIterator<QString, sProccess> i(proclist);
while (i.hasNext()) {
i.next();
for (int p=0;p<i.value().sockets.size();p++){
if (i.value().sockets.at(p)==inode){
return i.value();
}
}
}
return sProccess();
}
QString ProcessListLinux::getProgram(QString pid){
QFile file("/proc/"+pid+"/exe");
return file.symLinkTarget();
}
QString ProcessListLinux::getCmdline(QString pid){
QFile file("/proc/"+pid+"/cmdline");
if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) return "";
QTextStream in(&file);
QString result = in.readAll();
file.close();
for (int i=0;i<result.size();i++){
if (result[i].unicode()==0){
result=result.mid(0,i)+" "+result.mid(i+1);
}
}
return result;
}
QStringList ProcessListLinux::getSockets(QString pid){
QStringList result;
QRegExp rx("(.*)socket:\\[(.*)\\]");
QDir dir = QDir("/proc/"+pid+"/fd/");
dir.setFilter(QDir::AllDirs);
QFileInfoList fdList = dir.entryInfoList();
for (int i=0;i<fdList.size();i++){
QString link = fdList.at(i).symLinkTarget();
if (rx.exactMatch(link)){
result.append(rx.cap(2));
}
}
return result;
}
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