bool Worker::restart()
{
numFailures++;
if (numFailures >= maxFailures) {
Logger::error << "Max worker failures ('" << maxFailures << "') reached, can't recover." << endl;
throw WorkerException("SVS script error, can't recover, contact administrator.", false);
}
Logger::warning << "trying to restart worker" << endl;
terminateProcess();
bool ok = startProcess();
if (!ok) {
return false;
}
ok = sendSession();
if (!ok) {
terminateProcess();
return false;
}
return true;
}
int main(int argc, char** argv) {
gettimeofday(&start, NULL);
std::ifstream file ("outputFile.txt");
std::string line;
std::vector< std::string > lines;
std::vector<PageTable*> page_tables;
int page_faults = 0;
TLB tlb;
bool useTLB = (argc > 1 && strcmp(argv[1], "-t") == 0);
while (getline(file, line)){
if (useTLB){
switch(line[0]){
case 'S': startProcess(page_tables, std::stoi(split(line)[1]), std::stoi(split(line)[2])); break;
case 'R': page_faults += referenceTLB(page_tables, tlb, std::stoi(split(line)[1]), std::stoi(split(line)[2])); break;
case 'T': terminateProcess(page_tables, std::stoi(split(line)[1])); break;
}
}else{
switch(line[0]){
case 'S': startProcess(page_tables, std::stoi(split(line)[1]), std::stoi(split(line)[2])); break;
case 'R': page_faults += referenceNoTLB(page_tables, tlb, std::stoi(split(line)[1]), std::stoi(split(line)[2])); break;
case 'T': terminateProcess(page_tables, std::stoi(split(line)[1])); break;
}
}
}
std::cout << "Num Page Faults: " << page_faults << std::endl;
gettimeofday(&end, NULL);
std::cout << "Elapsed Time: " << ((end.tv_sec - start.tv_sec) * 1000 + ((end.tv_usec - start.tv_usec)/1000.0) + 0.5) << "ms" << std::endl;
file.close();
return 0;
}
bool Worker::startint()
{
WriteLocker locker(&mutex);
if (status == WORKER_RUNNING) {
return true;
}
bool ok = startProcess();
if (!ok) {
return false;
}
ok = sendSession();
if (!ok) {
terminateProcess();
return false;
}
started = true;
return true;
}
void useExStVec(int type){
if(currentProcess!=NULL) {
/* Se ho già fatto spectrapvec per il tipo di eccezione*/
if (currentProcess->excStVec[type*2]!=NULL){
/* Salvo lo stato nella oldarea adeguata*/
switch(type){
case SPECTLB:
saveStateIn(tlb_old, currentProcess->excStVec[type*2]);
break;
case SPECPGMT:
saveStateIn(pgmtrap_old, currentProcess->excStVec[type*2]);
break;
case SPECSYSBP:
saveStateIn(sysbp_old, currentProcess->excStVec[type*2]);
break;
}
/* Carico lo stato dalla newarea */
LDST(currentProcess->excStVec[(type*2)+1]);
}else{
/* Altrimenti tratto come una SYS2 */
terminateProcess(currentProcess);
scheduler();
}
}
}
Worker::~Worker()
{
terminateProcess();
#if ! defined(_MSC_VER)
delete args;
#endif
}
void ScreenSaver::timeout()
{
// After a while we close the screen saver and sleep
// in order to save some power
qCDebug(HAWAII_COMPOSITOR) << "Screen saver timeout...";
terminateProcess();
m_compositor->setState(Compositor::Sleeping);
}
/**
@brief (SYS5) Specify Exception State Vector.
@param type Type of exception.
@param stateOld The address into which the old processor state is to be stored when an exception
occurs while running this process.
@param stateNew The processor state area that is to be taken as the new processor state if an
exception occurs while running this process.
@return Void.
*/
EXTERN void specTrapVec(int type, state_t *stateOld, state_t *stateNew)
{
/* [Case 1] If the exception type is not recognized or SYS5 has been called more than once, terminate the process */
if (type < 0 || type > 2 || ++CurrentProcess->exceptionState[type] > 1) terminateProcess();
/* [Case 2] SYS5 has been called for the first time */
else
{
CurrentProcess->p_stateOldArea[type] = stateOld;
CurrentProcess->p_stateNewArea[type] = stateNew;
}
}
void Action::terminate()
{
if (m_processes.empty())
return;
for (auto p : m_processes)
p->terminate();
waitForFinished(5000);
for (auto p : m_processes)
terminateProcess(p);
}
void
ScriptManager::slotStopScript()
{
QListViewItem* const li = m_gui->listView->currentItem();
const QString name = li->text( 0 );
// Just a sanity check
if( m_scripts.find( name ) == m_scripts.end() )
return;
terminateProcess( &m_scripts[name].process );
m_scripts[name].log = QString::null;
slotCurrentChanged( m_gui->listView->currentItem() );
li->setPixmap( 0, QPixmap() );
}
void ConnectionClient::finishProcess()
{
TIME_SCOPE_DURATION("ConnectionClient::finishProcess");
processAliveTimer.stop();
disconnectProcessFinished();
endProcess();
disconnectFromServer();
terminateProcess();
killProcess();
process_.reset();
serverProxy_.resetCounter();
}
void Worker::terminate(const string& line, time_t timeout)
{
WriteLocker locker(&mutex);
if (status != WORKER_RUNNING) {
return;
}
bool ok = sendLine(line, timeout);
if (ok) {
ok = readResult(timeout);
}
terminateProcess();
}
/**
@brief This function handles a system call request coming from a process running in Kernel Mode.
@return Void.
*/
HIDDEN void syscallKernelMode()
{
/* Identify and handle the system call */
switch (SYSBP_Old->a1)
{
case CREATEPROCESS:
CurrentProcess->p_s.a1 = createProcess((state_t *) SYSBP_Old->a2);
break;
case TERMINATEPROCESS:
terminateProcess();
break;
case VERHOGEN:
verhogen((int *) SYSBP_Old->a2);
break;
case PASSEREN:
passeren((int *) SYSBP_Old->a2);
break;
case GETCPUTIME:
CurrentProcess->p_s.a1 = getCPUTime();
break;
case WAITCLOCK:
waitClock();
break;
case WAITIO:
CurrentProcess->p_s.a1 = waitIO((int) SYSBP_Old->a2, (int) SYSBP_Old->a3, (int) SYSBP_Old->a4);
break;
case SPECTRAPVEC:
specTrapVec((int) SYSBP_Old->a2, (state_t *) SYSBP_Old->a3, (state_t *) SYSBP_Old->a4);
break;
default:
/* Distinguish whether SYS5 has been invoked or not */
checkSYS5(SYSBK_EXCEPTION, SYSBP_Old);
}
/* Call the scheduler */
scheduler();
}
ScriptManager::~ScriptManager()
{
DEBUG_BLOCK
QStringList runningScripts;
ScriptMap::Iterator it;
ScriptMap::Iterator end( m_scripts.end() );
for( it = m_scripts.begin(); it != end; ++it ) {
if( it.data().process ) {
terminateProcess( &it.data().process );
runningScripts << it.key();
}
}
// Save config
KConfig* const config = amaroK::config( "ScriptManager" );
config->writeEntry( "Running Scripts", runningScripts );
s_instance = 0;
}
void ChangeSelectionDialog::recalculateDetails()
{
terminateProcess();
enableButtons(false);
const QString workingDir = workingDirectory();
QPalette palette = m_ui->workingDirectoryEdit->palette();
Theme *theme = creatorTheme();
if (workingDir.isEmpty()) {
m_ui->detailsText->setPlainText(tr("Error: Bad working directory."));
palette.setColor(QPalette::Text, theme->color(Theme::TextColorError));
m_ui->workingDirectoryEdit->setPalette(palette);
return;
} else {
palette.setColor(QPalette::Text, theme->color(Theme::TextColorNormal));
m_ui->workingDirectoryEdit->setPalette(palette);
}
const QString ref = change();
if (ref.isEmpty()) {
m_ui->detailsText->clear();
return;
}
QStringList args;
args << QLatin1String("show") << QLatin1String("--stat=80") << ref;
m_process = new QProcess(this);
m_process->setWorkingDirectory(workingDir);
m_process->setProcessEnvironment(m_gitEnvironment);
connect(m_process, static_cast<void (QProcess::*)(int)>(&QProcess::finished),
this, &ChangeSelectionDialog::setDetails);
m_process->start(m_gitExecutable.toString(), args);
m_process->closeWriteChannel();
if (!m_process->waitForStarted())
m_ui->detailsText->setPlainText(tr("Error: Could not start Git."));
else
m_ui->detailsText->setPlainText(tr("Fetching commit data..."));
}
/**
@brief The function will undertake one of the following actions:
(1) If the offending process has NOT issued a SYS5, then invoke SYS2;
(2) If the offending process has issued a SYS5, then pass up the exception.
@return Void.
*/
HIDDEN void checkSYS5(int exceptionType, state_t *exceptionOldArea)
{
/* [Case 1] SYS5 has not been issued */
if (CurrentProcess->exceptionState[exceptionType] == 0)
{
/* Terminate the current process (SYS2) */
terminateProcess();
/* Call the scheduler */
scheduler();
}
/* [Case 2] SYS5 has been issued */
else
{
/* Move current process Exception State Area into the processor Exception State Area */
saveCurrentState(exceptionOldArea, CurrentProcess->p_stateOldArea[exceptionType]);
/* Load the processor state in order to start execution */
LDST(CurrentProcess->p_stateNewArea[exceptionType]);
}
}
void
ScriptManager::slotUninstallScript()
{
const QString name = m_gui->listView->currentItem()->text( 0 );
if( KMessageBox::warningContinueCancel( 0, i18n( "Are you sure you want to uninstall the script '%1'?" ).arg( name ), i18n("Uninstall Script"), i18n("Uninstall") ) == KMessageBox::Cancel )
return;
if( m_scripts.find( name ) == m_scripts.end() )
return;
const QString directory = m_scripts[name].url.directory();
// Delete directory recursively
const KURL url = KURL::fromPathOrURL( directory );
if( !KIO::NetAccess::del( url, 0 ) ) {
KMessageBox::sorry( 0, i18n( "<p>Could not uninstall this script.</p><p>The ScriptManager can only uninstall scripts which have been installed as packages.</p>" ) );
return;
}
QStringList keys;
// Find all scripts that were in the uninstalled folder
{
foreachType( ScriptMap, m_scripts )
if( it.data().url.directory() == directory )
keys << it.key();
}
// Terminate script processes, remove entries from script list
{
foreach( keys ) {
delete m_scripts[*it].li;
terminateProcess( &m_scripts[*it].process );
m_scripts.erase( *it );
}
}
}
LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg) {
case WM_COMMAND:
switch (wParam) {
case IDC_KILL:
if (MessageBox(hWnd, "Are you sure you want to terminate the application?", "Confirm", MB_YESNO | MB_ICONQUESTION) == IDYES) {
terminateProcess();
}
break;
case IDC_EXIT:
if (MessageBox(hWnd, "Are you sure you want to remove this icon? You will no longer be able to use it to terminate the application.", "Confirm", MB_YESNO | MB_ICONQUESTION) == IDYES) {
DestroyWindow(hWnd);
//PostQuitMessage(0); // Doesn't work under Windows Server 2008, does work under Win7
}
break;
}
break;
case TRAY_MSG:
switch (lParam) {
case WM_RBUTTONDOWN: {
HMENU popupMenu = CreatePopupMenu();
AppendMenu(popupMenu, MF_ENABLED, IDC_KILL, "Terminate application");
AppendMenu(popupMenu, MF_ENABLED, IDC_EXIT, "Remove this icon");
POINT mp;
GetCursorPos(&mp);
SetForegroundWindow(hWnd);
TrackPopupMenuEx(popupMenu, 0, mp.x, mp.y, hWnd, NULL);
PostMessage(hWnd, WM_NULL, 0, 0);
DestroyMenu(popupMenu);
break;
}
}
break;
}
return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RIApplication::closeProject(bool askToSaveIfDirty)
{
RIMainWindow* mainWnd = RIMainWindow::instance();
terminateProcess();
if (false)
{
QMessageBox msgBox(mainWnd);
msgBox.setIcon(QMessageBox::Warning);
msgBox.setText("The project being closed has been modified.");
msgBox.setInformativeText("Do you want to save your changes?");
msgBox.setStandardButtons(QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
//msgBox.setDefaultButton(QMessageBox::Save);
int ret = msgBox.exec();
if (ret == QMessageBox::Save)
{
//m_sceneManager->saveAll();
}
else if (ret == QMessageBox::Cancel)
{
return false;
}
}
mainWnd->cleanupGuiBeforeProjectClose();
caf::EffectGenerator::clearEffectCache();
m_project->close();
onProjectOpenedOrClosed();
return true;
}
// ****************************************************************************************************************
bool CWinProcess::terminateProcessFromModuleName(const std::string &moduleName, uint exitCode)
{
return terminateProcess(getProcessIdFromModuleFilename(moduleName), exitCode);
}
ChangeSelectionDialog::~ChangeSelectionDialog()
{
terminateProcess();
delete m_ui;
}
void
sessionExit( int status )
{
int pid;
#ifdef USE_PAM
int pretc;
#endif
if (removeAuth) {
switch (source( systemEnviron, td->reset, td_setup )) {
case 0:
case wcCompose( 0, 0, 127 ):
break;
default:
logError( "Reset script returned non-zero exit code\n" );
break;
}
sessreg( td, 0, 0, 0 );
switch (Fork( &pid )) {
case 0:
#if defined(USE_PAM) && defined(HAVE_INITGROUPS)
if (restoreGids() && setUid( curuser, curuid ))
#else
if (setUser( curuser, curuid, curgid ))
#endif
{
removeUserAuthorization( td );
#ifdef K5AUTH
krb5Destroy( td->name );
#endif /* K5AUTH */
#if !defined(USE_PAM) && !defined(_AIX)
# ifdef KERBEROS
if (krbtkfile[0]) {
(void)dest_tkt();
# ifdef AFS
if (k_hasafs())
(void)k_unlog();
# endif
}
# endif
#endif /* !USE_PAM && !_AIX*/
}
exit( 0 );
case -1:
logError( "Cannot clean up session: fork() failed: %m" );
break;
default:
Wait4( &pid );
break;
}
}
#ifdef USE_PAM
if (removeCreds) {
# ifdef HAVE_INITGROUPS
restoreGids();
# endif
if (removeSession) {
pretc = pam_close_session( pamh, 0 );
reInitErrorLog();
if (pretc != PAM_SUCCESS)
logError( "pam_close_session() failed: %s\n",
pam_strerror( pamh, pretc ) );
}
pretc = pam_setcred( pamh, PAM_DELETE_CRED );
reInitErrorLog();
if (pretc != PAM_SUCCESS)
logError( "pam_setcred(DELETE_CRED) failed: %s\n",
pam_strerror( pamh, pretc ) );
resetGids();
}
if (pamh) {
pam_end( pamh, PAM_SUCCESS );
reInitErrorLog();
}
#endif
finishGreet();
/* make sure the server gets reset after the session is over */
if (td->serverPid >= 2) {
if (!td->terminateServer && td->resetSignal)
terminateProcess( td->serverPid, td->resetSignal );
} else
resetServer( td );
debug( "display %s exiting with status %d\n", td->name, status );
exit( status );
}
void sysBpHandler(){
saveStateIn(sysbp_old, ¤tProcess->p_s);
unsigned int cause = CAUSE_EXCCODE_GET(sysbp_old->CP15_Cause);
unsigned int a0 = (*sysbp_old).a1;
unsigned int a1 = (*sysbp_old).a2;
unsigned int a2 = (*sysbp_old).a3;
unsigned int a3 = (*sysbp_old).a4;
/* Se l'eccezione è di tipo System call */
if(cause==EXC_SYSCALL){
/* Se il processo è in kernel mode gestisce adeguatamente */
if( (currentProcess->p_s.cpsr & STATUS_SYS_MODE) == STATUS_SYS_MODE){
/* Se è fra SYS1 e SYS8 richiama le funzioni adeguate */
switch(a0){
case CREATEPROCESS:
createProcess((state_t *) a1);
break;
case TERMINATEPROCESS:
terminateProcess(currentProcess);
break;
case VERHOGEN:
verhogen((int *) a1);
break;
case PASSEREN:
passeren((int *) a1);
break;
case SPECTRAPVEC:
specExStVec((int) a1, (state_t *) a2, (state_t *) a3);
break;
case GETCPUTIME:
getCPUTime();
break;
case WAITCLOCK:
waitForClock();
break;
case WAITIO:
waitForIO((int) a1, (int) a2, (int) a3);
break;
/* Altrimenti la gestione viene passata in alto */
default:
useExStVec(SPECSYSBP);
break;
}
/* Richiamo lo scheduler */
scheduler();
/* Se invece è in user mode */
} else if((currentProcess->p_s.cpsr & STATUS_USER_MODE) == STATUS_USER_MODE){
/* Se è una system call */
if(a0 >= CREATEPROCESS && a0 <= WAITIO){
/* Gestisco come fosse una program trap */
saveStateIn(sysbp_old, pgmtrap_old);
/* Setto il registro cause a Reserved Instruction */
pgmtrap_old->CP15_Cause = CAUSE_EXCCODE_SET(pgmtrap_old->CP15_Cause, EXC_RESERVEDINSTR);
/* Richiamo l'handler per le pgmtrap */
pgmHandler();
} else {
useExStVec(SPECSYSBP);
}
}
/* Altrimenti se l'eccezione è di tipo BreakPoint */
} else if(cause == EXC_BREAKPOINT){
useExStVec(SPECSYSBP);
}
PANIC();
}
void sysBpHandler(){
int cause;
int mode;
//1-dovremmo salvare lo stato del registro
//2-boh -> il tipo dice per evitare loop syscall :/
currentProcess->p_s.cpsr += //qualcosa;
//3-prendiamo il mode
mode= ((sysBp_old->cpsr & STATUS_SYS_MODE) >> 0x3); //forse funziona -> STATUS_SYS_MODE in uarmConst.h
//4-cause interrupt
cause=getCAUSE();
if(cause == EXC_SYSCALL){ //caso system call
//controlla se è in user mode
if(mode==TRUE){ //è definito da qualche parte il true?
//controllo se è una delle 11 syscall
if((sysBp_old->reg_a0 >= 1) && (sysBp_old->reg_a0 <= SYSCALL_MAX)){ //SYSCALL_MAX sta in const.h
sysBp_old->CP15_Cause = setCAUSE(); //siamo sicuri non ci vadano parametri?
//salva il sysbp old in pgmtrap old
pgmTrapHandler();
}
else{
//ERRORE!!! FACCIAMO UN ALTRA VOLTA!!!
}
}
else{//caso kernel mode
int ret;
/* Salva i parametri delle SYSCALL */
U32 argv1 = sysBp_old->a2;
U32 argv2 = sysBp_old->a3;
U32 argv3 = sysBp_old->a4;
/* Gestisce ogni singola SYSCALL */
switch(sysBp_old->a1)
{
case CREATEPROCESS:
//currentProcess->p_state.reg_v0 = createProcess((state_t *) arg1);
break;
case TERMINATEPROCESS:
//ris = terminateProcess((int) arg1);
//if(currentProcess != NULL) currentProcess->p_state.reg_v0 = ris;
break;
case SEMOP:
semaphoreOperation((int *) argv1, (int) argv2);
break;
case SPECSYSHDL:
break;
case SPECTLBHDL:
break;
case SPECPGMTHDL:
break;
case EXITTRAP:
break;
case GETCPUTIME:
//currentProcess->p_state.reg_v0 = getCPUTime();
break;
case WAITCLOCK:
//waitClock();
break;
case IODEVOP:
break;
case GETPID:
currentProcess->p_state.reg_v0 = getPid();
break;
/*
case WAITIO:
currentProcess->p_state.reg_v0 = waitIO((int) arg1, (int) arg2, (int) arg3);
break;
case GETPPID:
currentProcess->p_state.reg_v0 = getPpid();
break;
case SPECTLBVECT:
specTLBvect((state_t *) arg1, (state_t *)arg2);
break;
case SPECPGMVECT:
specPGMvect((state_t *) arg1, (state_t *)arg2);
break;
case SPECSYSVECT:
specSYSvect((state_t *) arg1, (state_t *)arg2);
break;
*/
default:
/* Se non è già stata eseguita la SYS12, viene terminato il processo corrente */
if(currentProcess->ExStVec[ESV_SYSBP] == 0)
{
int ris;
ris = terminateProcess(-1);
if(currentProcess != NULL) currentProcess->p_state.reg_v0 = ris;
}
/* Altrimenti viene salvata la SysBP Old Area all'interno del processo corrente */
else
{
saveCurrentState(sysBp_old, currentProcess->sysbpState_old);
LDST(currentProcess->sysbpState_new);
}
}
scheduler();
}
}
else{ //caso breakpoint
}
}
