/*! \brief Begins executing the thread's ThreadFunction()
*/
status_t
RegistrarThread::Run()
{
status_t err = InitCheck();
if (err == B_OK) {
fId = spawn_thread(&RegistrarThread::EntryFunction, fName,
fPriority, (void*)this);
err = fId >= 0 ? B_OK : fId;
if (err == B_OK)
err = resume_thread(fId);
}
return err;
}
MidiPortProducer::MidiPortProducer(int fd, const char *name)
: BMidiLocalProducer(name),
fFileDescriptor(fd), fKeepRunning(true)
{
BString tmp = name;
tmp << " reader";
fReaderThread = spawn_thread(
_ReaderThread, tmp.String(), B_URGENT_PRIORITY, this);
resume_thread(fReaderThread);
}
void
BDirectWindow::_InitData()
{
fConnectionEnable = false;
fIsFullScreen = false;
fInDirectConnect = false;
fInitStatus = 0;
status_t status = B_ERROR;
struct direct_window_sync_data syncData;
fLink->StartMessage(AS_DIRECT_WINDOW_GET_SYNC_DATA);
if (fLink->FlushWithReply(status) == B_OK && status == B_OK)
fLink->Read<direct_window_sync_data>(&syncData);
if (status != B_OK)
return;
#if DW_NEEDS_LOCKING
fDirectLock = 0;
fDirectLockCount = 0;
fDirectLockOwner = -1;
fDirectLockStack = NULL;
fDirectSem = create_sem(0, "direct sem");
if (fDirectSem > 0)
fInitStatus |= DW_STATUS_SEM_CREATED;
#endif
fSourceClippingArea = syncData.area;
fDisableSem = syncData.disable_sem;
fDisableSemAck = syncData.disable_sem_ack;
fClonedClippingArea = clone_area("cloned direct area", (void**)&fBufferDesc,
B_ANY_ADDRESS, B_READ_AREA, fSourceClippingArea);
if (fClonedClippingArea > 0) {
fInitStatus |= DW_STATUS_AREA_CLONED;
fDirectDaemonId = spawn_thread(_daemon_thread, "direct daemon",
B_DISPLAY_PRIORITY, this);
if (fDirectDaemonId > 0) {
fDaemonKiller = false;
if (resume_thread(fDirectDaemonId) == B_OK)
fInitStatus |= DW_STATUS_THREAD_STARTED;
else
kill_thread(fDirectDaemonId);
}
}
}
status_t
ethernet_up(net_device *_device)
{
ethernet_device *device = (ethernet_device *)_device;
device->fd = open(device->name, O_RDWR);
if (device->fd < 0)
return errno;
uint64 dummy;
if (ioctl(device->fd, ETHER_INIT, &dummy, sizeof(dummy)) < 0)
goto err;
if (ioctl(device->fd, ETHER_GETADDR, device->address.data, ETHER_ADDRESS_LENGTH) < 0)
goto err;
if (ioctl(device->fd, ETHER_GETFRAMESIZE, &device->frame_size, sizeof(uint32)) < 0) {
// this call is obviously optional
device->frame_size = ETHER_MAX_FRAME_SIZE;
}
if (update_link_state(device, false) == B_OK) {
// device supports retrieval of the link state
// Set the change notification semaphore; doesn't matter
// if this is supported by the device or not
ioctl(device->fd, ETHER_SET_LINK_STATE_SEM, &sLinkChangeSemaphore,
sizeof(sem_id));
MutexLocker _(&sListLock);
if (sCheckList.IsEmpty()) {
// start thread
sLinkCheckerThread = spawn_kernel_thread(ethernet_link_checker,
"ethernet link state checker", B_LOW_PRIORITY, NULL);
if (sLinkCheckerThread >= B_OK)
resume_thread(sLinkCheckerThread);
}
sCheckList.Add(device);
}
device->address.length = ETHER_ADDRESS_LENGTH;
device->mtu = device->frame_size - device->header_length;
return B_OK;
err:
close(device->fd);
device->fd = -1;
return errno;
}
status_t
Worker::Init()
{
fThread = spawn_thread(&Worker::_Process, "worker", B_NORMAL_PRIORITY,
this);
if (fThread < 0)
return fThread;
status_t status = resume_thread(fThread);
if (status == B_OK)
atomic_add(&sWorkerCount, 1);
return status;
}
int
main(int argc, char** argv)
{
thread_id thread = spawn_thread(&abort_thread, "abort test",
B_NORMAL_PRIORITY, NULL);
resume_thread(thread);
status_t status = wait_for_thread(thread, NULL);
fprintf(stderr, "abort thread aborted: %s\n", strerror(status));
snooze(1000000LL);
fprintf(stderr, "main exiting\n");
return 0;
}
// Async. processing of received message
void
PrintServerApp::AsyncHandleMessage(BMessage* msg)
{
AsyncThreadParams* data = new AsyncThreadParams(this, fDefaultPrinter, msg);
thread_id tid = spawn_thread(async_thread, "async", B_NORMAL_PRIORITY,
(void*)data);
if (tid > 0) {
resume_thread(tid);
} else {
delete data;
}
}
extern "C" Display* XOpenDisplay(const char *name) {
Display* display = new _XDisplay;
memset(display, 0, sizeof(Display));
main_thread = find_thread(NULL);
thread_info info;
get_thread_info(main_thread, &info);
rename_thread(main_thread, "X Server");
server_thread = spawn_thread(xmain, info.name, B_NORMAL_PRIORITY, 0);
resume_thread(server_thread);
suspend_thread(main_thread);
init_font();
set_display(display);
return display;
}
void TToolTipView::AllAttached()
{
// initialize internal settings
fTip.app_active = true;
fTip.quit = false;
fTip.stopped = true;
fTip.tool_tip_view = this;
fTip.tool_tip_window = Window();
// start tool_tip thread
resume_thread(fThread = spawn_thread((status_t (*)(void *)) ToolTipThread,
"tip_thread", B_DISPLAY_PRIORITY, &fTip));
}
// ---------------------------------------------------------------
// StartPrintThread
//
// Sets the status of the current spool job to "processing" and
// starts the print_thread.
// ---------------------------------------------------------------
void
Printer::StartPrintThread()
{
Acquire();
thread_id tid = spawn_thread(print_thread, "print", B_NORMAL_PRIORITY, (void*)fJob);
if (tid > 0) {
fJob->SetStatus(kProcessing);
atomic_add(&fProcessing, 1);
resume_thread(tid);
} else {
fJob->Release();
Release();
}
}
void
ThemeInterfaceView::PopulateThemeList()
{
int i;
BControl *c;
for (i = 0; ChildAt(i); i++) {
c = dynamic_cast<BControl *>(ChildAt(i));
if (c)
c->SetEnabled(false);
}
thread_id tid = spawn_thread(_ThemeListPopulatorTh, "ThemeListPopulator",
B_LOW_PRIORITY, this);
resume_thread(tid);
}
DECLHIDDEN(int) rtThreadNativeCreate(PRTTHREADINT pThreadInt, PRTNATIVETHREAD pNativeThread)
{
thread_id NativeThread;
RT_ASSERT_PREEMPTIBLE();
NativeThread = spawn_kernel_thread(rtThreadNativeMain, pThreadInt->szName, B_NORMAL_PRIORITY, pThreadInt);
if (NativeThread >= B_OK)
{
resume_thread(NativeThread);
*pNativeThread = (RTNATIVETHREAD)NativeThread;
return VINF_SUCCESS;
}
return RTErrConvertFromHaikuKernReturn(NativeThread);
}
void
FindWindow::SpawnThread(int8 findMode)
{
AbortThread();
fThreadID = spawn_thread(FinderThread, "search_thread", B_NORMAL_PRIORITY, this);
if (fThreadID > 0)
{
fThreadMode = findMode;
resume_thread(fThreadID);
}
else
fThreadID = -1;
}
void
SyslogDaemon::ReadyToRun()
{
fPort = create_port(256, SYSLOG_PORT_NAME);
fDaemon = spawn_thread(daemon_thread, "daemon", B_NORMAL_PRIORITY, this);
if (fPort >= B_OK && fDaemon >= B_OK) {
init_syslog_output(this);
init_listener_output(this);
resume_thread(fDaemon);
} else
Quit();
}
AutoMounter::AutoMounter(bool _DEVICE_MAP_ONLY(checkRemovableOnly),
bool _DEVICE_MAP_ONLY(checkCDs), bool _DEVICE_MAP_ONLY(checkFloppies),
bool _DEVICE_MAP_ONLY(checkOtherRemovable), bool _DEVICE_MAP_ONLY(autoMountRemovablesOnly),
bool _DEVICE_MAP_ONLY(autoMountAll), bool _DEVICE_MAP_ONLY(autoMountAllBFS),
bool _DEVICE_MAP_ONLY(autoMountAllHFS),
bool initialMountAll, bool initialMountAllBFS, bool initialMountRestore,
bool initialMountAllHFS)
: BLooper("DirPoller", B_LOW_PRIORITY),
fInitialMountAll(initialMountAll),
fInitialMountAllBFS(initialMountAllBFS),
fInitialMountRestore(initialMountRestore),
fInitialMountAllHFS(initialMountAllHFS),
fSuspended(false),
fQuitting(false)
{
#if _INCLUDES_CLASS_DEVICE_MAP
fScanParams.shortestRescanHartbeat = 5000000;
fScanParams.checkFloppies = checkFloppies;
fScanParams.checkCDROMs = checkCDs;
fScanParams.checkOtherRemovable = checkOtherRemovable;
fScanParams.removableOrUnknownOnly = checkRemovableOnly;
fAutomountParams.mountAllFS = autoMountAll;
fAutomountParams.mountBFS = autoMountAllBFS;
fAutomountParams.mountHFS = autoMountAllHFS;
fAutomountParams.mountRemovableDisksOnly = autoMountRemovablesOnly;
gSilentAutoMounter = true;
if (!BootedInSafeMode()) {
ReadSettings();
thread_id rescan = spawn_thread(AutoMounter::InitialRescanBinder,
"AutomountInitialScan", B_DISPLAY_PRIORITY, this);
resume_thread(rescan);
} else {
// defeat automounter in safe mode, don't even care about the settings
fAutomountParams.mountAllFS = false;
fAutomountParams.mountBFS = false;
fAutomountParams.mountHFS = false;
fInitialMountAll = false;
fInitialMountAllBFS = false;
fInitialMountRestore = false;
fInitialMountAllHFS = false;
}
// Watch mount/unmount
TTracker::WatchNode(0, B_WATCH_MOUNT, this);
#endif
}
void SnowView::AttachedToWindow()
{
BView *p;
rgb_color col;
fAttached = true;
/* if (!fMsgRunner)
fMsgRunner = new BMessageRunner(BMessenger(this),
new BMessage(MSG_PULSE_ME),
INTERVAL);
*/
p = Parent();
if (p)
col = B_TRANSPARENT_32_BIT;//Parent()->ViewColor();
else
col = ui_color(B_PANEL_BACKGROUND_COLOR);
SetViewColor(col);
// BScreen bs;
// fCachedWsWidth = bs.Frame().IntegerWidth();
// fCachedWsHeight = bs.Frame().IntegerHeight();
fDragger = dynamic_cast<BDragger *>(FindView("_dragger_"));
if (fDragger && p) {
fCachedParent = p;
fCachedWsWidth = p->Frame().IntegerWidth();
fCachedWsHeight = p->Frame().IntegerHeight();
fDragger->SetViewColor(col);
if (fDragger->InShelf()) {
p->SetFlags(p->Flags() | B_DRAW_ON_CHILDREN);
#ifdef B_BEOS_VERSION_DANO
p->SetDoubleBuffering(p->DoubleBuffering() | B_UPDATE_EXPOSED);
#endif
ResizeTo(p->Bounds().Width(), p->Bounds().Height());
MoveTo(0,0);
fDragger->MoveTo(p->Bounds().Width()-7, p->Bounds().Height()-7);
}
BRect fallenRect(p->Bounds());
fallenRect.top = fallenRect.bottom - FALLEN_HEIGHT;
fFallenBmp = new BBitmap(fallenRect, B_BITMAP_ACCEPTS_VIEWS, B_CMAP8);
memset(fFallenBmp->Bits(), B_TRANSPARENT_MAGIC_CMAP8, (size_t)(fallenRect.Height()*fFallenBmp->BytesPerRow()));
fFallenView = new BView(fallenRect, "offscreen fallen snow", B_FOLLOW_NONE, 0);
fFallenBmp->AddChild(fFallenView);
fFallenReg = new BRegion;
fInvalidator = spawn_thread(SnowMakerThread, INVALIDATOR_THREAD_NAME, B_LOW_PRIORITY, (void *)this);
resume_thread(fInvalidator);
printf("BSnow: OK: ws = %ld x %ld\n", fCachedWsWidth, fCachedWsHeight);
#ifdef DEBUG
Window()->AddCommonFilter(new BMessageFilter(B_ANY_DELIVERY, B_ANY_SOURCE, msgfilter));
#endif
}
}
void
MediaWindow::MessageReceived(BMessage* message)
{
switch (message->what) {
case ML_RESTART_THREAD_FINISHED:
fRestartThread = -1;
_InitMedia(false);
break;
case ML_RESTART_MEDIA_SERVER:
{
fRestartThread = spawn_thread(&MediaWindow::_RestartMediaServices,
"restart_thread", B_NORMAL_PRIORITY, this);
if (fRestartThread < 0)
fprintf(stderr, "couldn't create restart thread\n");
else
resume_thread(fRestartThread);
break;
}
case B_MEDIA_WEB_CHANGED:
case ML_SELECTED_NODE:
{
PRINT_OBJECT(*message);
MediaListItem* item = static_cast<MediaListItem*>(
fListView->ItemAt(fListView->CurrentSelection()));
if (item == NULL)
break;
fCurrentNode.SetTo(NULL);
_ClearParamView();
item->AlterWindow(this);
break;
}
case B_MEDIA_SERVER_STARTED:
case B_MEDIA_SERVER_QUIT:
{
PRINT_OBJECT(*message);
_InitMedia(false);
break;
}
default:
BWindow::MessageReceived(message);
break;
}
}
status_t NNTPResponse::Read(Logger* logger)
{
BAutolock(this);
// set up & read the first buffer
firstBuffer = new RespBuffer(multiline ? LargeBufferSize : MaxStatusRespSize);
lastBuffer = firstBuffer;
status_t result = connection->ReadBuffer(firstBuffer);
if (result != B_NO_ERROR)
return result;
// log the response
if (logger) {
logger->Log(NextLine());
Reset();
}
// get the result code and set "multiline" based on it
// we need this before we can call IsFinalBuffer()
result = NextIntField();
switch (result) {
case 100: case 215: case 218: case 220: case 221: case 222: case 224:
case 230: case 231: case 282: case 288:
multiline = true;
break;
default:
multiline = false;
break;
}
// if that's all, we're done
if (IsFinalBuffer(firstBuffer))
return result;
// otherwise, start reading the rest of the buffers
RespBuffer* nextBuffer = new RespBuffer(LargeBufferSize);
SpillBuffer(firstBuffer, nextBuffer);
NNTPResponseThreadParams* threadParams = new NNTPResponseThreadParams(this, nextBuffer);
readerThread =
spawn_thread(ThreadStarter, "NNTPResponse reader", B_NORMAL_PRIORITY, threadParams);
if (readerThread < 0) {
delete threadParams;
return readerThread;
}
resume_thread(readerThread);
return result;
}
void
TMagnify::AttachedToWindow()
{
int32 width, height;
fParent->PixelCount(&width, &height);
InitBuffers(width, height, fParent->PixelSize(), fParent->ShowGrid());
fThread = spawn_thread(TMagnify::MagnifyTask, "MagnifyTask",
B_NORMAL_PRIORITY, this);
resume_thread(fThread);
SetViewColor(B_TRANSPARENT_32_BIT);
MakeFocus();
}
// Run
status_t
Task::Run()
{
const char* name = (fName.GetLength() > 0 ? fName.GetString() : "task");
#if USER
fThread = spawn_thread(&_ThreadEntry, name, B_NORMAL_PRIORITY, this);
#else
fThread = spawn_kernel_thread(&_ThreadEntry, name, B_NORMAL_PRIORITY, this);
#endif
if (fThread < 0)
return fThread;
fDone = false;
resume_thread(fThread);
return B_OK;
}
//------------------------------------------------------------------------------
void BMenuField::MouseDown(BPoint where)
{
if (where.x > fDivider && !fMenuBar->Frame().Contains(where))
return;
BRect bounds = fMenuBar->ConvertFromParent(Bounds());
fMenuBar->StartMenuBar(0, false, true, &bounds);
fMenuTaskID = spawn_thread((thread_func)MenuTask, "_m_task_",
B_NORMAL_PRIORITY, this);
if (fMenuTaskID)
resume_thread(fMenuTaskID);
}
void
QueueActions::AddAction(Action* a){
//FIX!
//esiste già un azione con lo stesso ID???
if(Lock()){
printf("adding %ld - Action name %s\n",fID,a->GetDescription().String());
fList.AddItem(a);
if(fList.CountItems() == 1) //Auto-start thread
resume_thread(fID);
Unlock();
}
}
/*static*/ void
TermApp::_SigChildHandler(int signal, void* data)
{
// Spawing a thread that does the actual signal handling is pretty much
// the only safe thing to do in a multi-threaded application. The
// interrupted thread might have been anywhere, e.g. in a critical section,
// holding locks. If we do anything that does require locking at any point
// (e.g. memory allocation, messaging), we risk a dead-lock or data
// structure corruption. Spawing a thread is safe though, since its only
// a system call.
thread_id thread = spawn_thread(_ChildCleanupThread, "child cleanup",
B_NORMAL_PRIORITY, ((TermApp*)data)->fTermWindow);
if (thread >= 0)
resume_thread(thread);
}
void nsToolkit::RunPump(void* arg)
{
int32 code;
char portname[64];
ThreadInterfaceData id;
ThreadInitInfo *info = (ThreadInitInfo*)arg;
PR_EnterMonitor(info->monitor);
gThreadState = PR_TRUE;
PR_Notify(info->monitor);
PR_ExitMonitor(info->monitor);
delete info;
// system wide unique names
PR_snprintf(portname, sizeof(portname), "event%lx",
(long unsigned) PR_GetCurrentThread());
port_id event = create_port(100, portname);
while(read_port(event, &code, &id, sizeof(id)) >= 0)
{
switch(code)
{
case WM_CALLMETHOD :
{
MethodInfo *mInfo = (MethodInfo *)id.data;
mInfo->Invoke();
if(id.waitingThread != 0)
resume_thread(id.waitingThread);
delete mInfo;
}
break;
case 'natv' : // native queue PLEvent
{
PREventQueue *queue = (PREventQueue *)id.data;
PR_ProcessPendingEvents(queue);
}
break;
default :
printf("nsToolkit::RunPump - UNKNOWN EVENT\n");
break;
}
}
}
extern "C" int be_mouse_init(void)
{
sem_id mouse_started;
int32 num_buttons;
mouse_started = create_sem(0, "starting mouse driver...");
if (mouse_started < 0) {
goto cleanup;
}
mouse_thread_id = spawn_thread(mouse_thread, MOUSE_THREAD_NAME,
MOUSE_THREAD_PRIORITY, &mouse_started);
if (mouse_thread_id < 0) {
goto cleanup;
}
mouse_thread_running = true;
resume_thread(mouse_thread_id);
acquire_sem(mouse_started);
delete_sem(mouse_started);
be_mickey_x = 0;
be_mickey_y = 0;
be_mouse_x = 0;
be_mouse_y = 0;
be_mouse_b = 0;
limit_up = 0;
limit_down = 0;
limit_left = 0;
limit_right = 0;
get_mouse_type(&num_buttons);
return num_buttons;
cleanup: {
if (mouse_started > 0) {
delete_sem(mouse_started);
}
be_mouse_exit();
return 0;
}
}
void TVideoPreviewView::Init()
{
// We don't need a background color
SetViewColor(B_TRANSPARENT_32_BIT);
AddNodeKind(B_PHYSICAL_OUTPUT);
mPort = create_port(3, "TVideoPreviewView input");
mDestination.port = mPort;
mDestination.id = 0;
mLast = 0;
mRunMode = B_DROP_DATA;
m_Bitmap = NULL;
vThread = 0;
mThread = 0;
mControlQuit = false;
mDisplayQuit = false;
mConnected = false;
mRunning = false;
mStarting = false;
mStopping = false;
mSeeking = false;
mStartTime = 0; /* when to start in performance time */
mStopTime = 0; /* when to stop in performance time */
mSeekTime = 0;
mMediaTime = 0;
mDeltaTime = 0;
mMyLatency = 10000;
mDownstreamLatency = 0;
mBufferAvailable = 0;
mServiceLock = create_sem (1, "Video Consumer Service Lock");
if (mServiceLock < B_NO_ERROR) {
ERROR("TVideoPreviewView: couldn't create ServiceLock semaphore\n");
}
mThread = spawn_thread(sRun, "TVideoPreviewView:run", B_REAL_TIME_PRIORITY, this);
resume_thread(mThread);
}
status_t
SerialDevice::Open(uint32 flags)
{
if (fDeviceOpen)
return B_BUSY;
if (fDeviceRemoved)
return B_DEV_NOT_READY;
gTTYModule->ttyinit(&fTTY, true);
fTTYFile.tty = &fTTY;
fTTYFile.flags = flags;
ResetDevice();
struct ddrover *ddr = gTTYModule->ddrstart(NULL);
if (!ddr)
return B_NO_MEMORY;
gTTYModule->ddacquire(ddr, &gSerialDomain);
status_t status = gTTYModule->ttyopen(&fTTYFile, ddr, usb_serial_service);
gTTYModule->ddrdone(ddr);
if (status < B_OK) {
TRACE_ALWAYS("open: failed to open tty\n");
return status;
}
fDeviceThread = spawn_kernel_thread(DeviceThread, "usb_serial device thread",
B_NORMAL_PRIORITY, this);
if (fDeviceThread < B_OK) {
TRACE_ALWAYS("open: failed to spawn kernel thread\n");
return fDeviceThread;
}
resume_thread(fDeviceThread);
fControlOut = CLS_LINE_DTR | CLS_LINE_RTS;
SetControlLineState(fControlOut);
status = gUSBModule->queue_interrupt(fControlPipe, fInterruptBuffer,
fInterruptBufferSize, InterruptCallbackFunction, this);
if (status < B_OK)
TRACE_ALWAYS("failed to queue initial interrupt\n");
fDeviceOpen = true;
return B_OK;
}
int main(int argc, char **argv) {
int32 status, i;
thread_id foo;
data bar;
char *name;
bar.id = strtoul(argv[1], NULL, 0);
bar.name = (char *) malloc(1024);
foo = spawn_thread(find_proc, "find_proc", B_REAL_TIME_PRIORITY, &bar);
resume_thread(foo);
wait_for_thread(foo, &status);
if(status)
printf("%s\n", bar.name);
else
printf("Failed.\n");
return 0;
}
status_t CommandThread::Run()
{
AutoLocker<CommandThread> locker(this);
//TODO Check if thread is already running
fThread = spawn_thread(CommandThread::_Thread, "command thread", B_NORMAL_PRIORITY, this);
if (fThread < B_OK)
return B_ERROR;
if (resume_thread(fThread) != B_OK)
return B_ERROR;
started = true;
return B_OK;
}
GenerateSudoku::GenerateSudoku(SudokuField& field, int32 level,
BMessenger progress, BMessenger target)
:
fField(field),
fTarget(target),
fProgress(progress),
fLevel(level),
fQuit(false)
{
fThread = spawn_thread(_GenerateThread, "sudoku generator",
B_LOW_PRIORITY, this);
if (fThread >= B_OK)
resume_thread(fThread);
else
_Generate();
}
