void BluetoothSensor::run() { bool updateDB = false; bool scan = false; print("Running, CTRL+C to quit..."); // index of the device currently scanned unsigned int deviceIndex = 0; while(!quit) { // update device db if previous update didn't succeed if (m_updateDBNeeded) m_updateDBNeeded = !updateDeviceData(); // make sure that current device index is valid. // this also guarantees that no scanning is made when there are no devices. if (deviceIndex < m_devices.size()) { checkDevice(deviceIndex); } // move to next device, start from beginning when at the end deviceIndex++; if (deviceIndex >= m_devices.size()) deviceIndex = 0; // check if there are arrived mqtt messages (commands) do { processIncomingMessages(updateDB, scan); if (updateDB) { m_updateDBNeeded = !updateDeviceData(); } if (scan) { discoverDevices(); } } // check arrived messages again after database update or device discovery, // so that a possible request for those is processed before continuing while ((updateDB || scan) && !quit); // check that Mosquitto is still connected. // if Mosquitto disconnects there can be messages from this iteration // which aren't sent at all, but missing some outgoing messages // shouldn't be too big of a problem. if (!m_mosquitto->isConnected()) { printError("Mosquitto disconnected"); if (connectMosquitto()) { // update device db and send hello after mosquitto reconnect m_updateDBNeeded = !updateDeviceData(); sendHello(); } } } }
static PyObject * DynamicMusic_new(PyTypeObject* type, PyObject* args, PyObject* kwds) { DynamicMusicP* self = (DynamicMusicP*)type->tp_alloc(type, 0); if(self != nullptr) { PyObject* object; if(!PyArg_ParseTuple(args, "O:device", &object)) return nullptr; Device* device = checkDevice(object); try { self->dynamicMusic = new std::shared_ptr<aud::DynamicMusic>(new aud::DynamicMusic(*reinterpret_cast<std::shared_ptr<aud::IDevice>*>(device->device))); } catch(aud::Exception& e) { Py_DECREF(self); PyErr_SetString(AUDError, e.what()); return nullptr; } } return (PyObject *)self; }
IOService *AppleUSBCDC::probe(IOService *provider, SInt32 *score) { IOUSBDevice *newDevice = NULL; UInt8 classValue = 0; OSNumber *classInfo = NULL; SInt32 newScore = 0; IOService *res; XTRACE(this, 0, *score, "probe"); OSBoolean *boolObj = OSDynamicCast(OSBoolean, provider->getProperty("kCDCDoNotMatchThisDevice")); if (boolObj && boolObj->isTrue()) { XTRACE(this, 0, *score, "probe - provider doesn't want us to match"); return NULL; } // Check the device class, we need to handle Miscellaneous or Composite class a little different classInfo = (OSNumber *)provider->getProperty("bDeviceClass"); if (classInfo) { classValue = classInfo->unsigned32BitValue(); if ((classValue == kUSBCompositeClass) || (classValue == kUSBMiscellaneousClass)) { newDevice = OSDynamicCast(IOUSBDevice, provider); if(!newDevice) { XTRACE(this, 0, 0, "probe - provider invalid"); } else { // Check if it has CDC interfaces if (checkDevice(newDevice)) { newScore = 1; // We need to see the device before the Composite driver does } else { XTRACE(this, 0, 0, "probe - Composite or Micsellaneous class but not CDC"); return NULL; // We're not interested } } } } *score += newScore; res = super::probe(provider, score); XTRACE(this, 0, *score, "probe - Exit"); return res; }/* end probe */
/** * Constructor of MMSCDA class. * * It does initializing by calling MMSAV::initialize() * and checks the given device. If the device is not correct * "/dev/dvd" will be used. * * @param window [in] main window for dvd playing * @param device [in] device to check as dvd device * @param verbose [in] if true the xine engine writes debug messages to stdout */ MMSCDA::MMSCDA(MMSWindow *window, const string device, const bool verbose) { MMSAV::initialize(verbose, window); /* at first check for DVD device */ checkDevice(device); /* save window width/height */ if(window) { MMSFBRectangle rect = window->getGeometry(); this->windowWidth = rect.w; this->windowHeight = rect.h; } }
void PCIProvider::requestProbe() { kern_spinlock_lock(&_lock); for(int bus=0; bus<256; bus++) { for(int device=0; device<32; device++) { checkDevice(bus, device); } } _firstRun = false; kern_spinlock_unlock(&_lock); }
Torch::Torch(QObject *parent) : QObject(parent) { m_deviceName = ""; m_deviceSupported = false; m_hasBrightness = true; m_controlPath = "/sys/class/leds/led:flash_torch/brightness"; checkDevice(); strobotimer = new QTimer(); strobotimer->setSingleShot(false); connect(strobotimer, SIGNAL(timeout()), this, SLOT(p_strobotimerTimeout())); lastBrightness = 1; strobostate = false; }
long CDPreferences::onCmdDeviceAdd(FXObject*,FXSelector,void*) { FXInputDialog dialog(this,"Add CD-ROM Device","Device name:"); if(dialog.execute()) { FXString devnam=dialog.getText(); if(!checkDevice(devnam)) { FXMessageBox::error(this,MBOX_OK,"Invalid CD Audio Device","%s is not a valid CD audio device. ",devnam.text()); } else { std::list<FXString>::iterator iter=std::find(remdev.begin(),remdev.end(),devnam); if(iter!=remdev.end()) remdev.erase(iter); else adddev.push_back(devnam); devlist->appendItem(devnam); } } return 1; }
/* FIXME it is nearly common with VAAPI */ bool VideoDecoderD3DPrivate::getBuffer(void **opaque, uint8_t **data)//vlc_va_t *external, AVFrame *ff) { if (!checkDevice()) return false; /* Grab an unused surface, in case none are, try the oldest * XXX using the oldest is a workaround in case a problem happens with libavcodec */ int i, old; for (i = 0, old = 0; i < surfaces.size(); i++) { const va_surface_t *s = surfaces[i]; if (!s->ref) break; if (s->order < surfaces[old]->order) old = i; } if (i >= surfaces.size()) i = old; va_surface_t *s = surfaces[i]; s->ref = 1; s->order = surface_order++; *data = (uint8_t*)s->getSurface(); *opaque = s; return true; }
void MultiTouchManager::handleFingerDown(const SDL_Event &event) { updateFinger(event, true); const SDL_TouchFingerEvent &touch = event.tfinger; checkDevice(touch.touchId, touch.fingerId); }
MidiDriver::DeviceHandle MidiDriver::detectDevice(int flags) { // Query the selected music device (defaults to MT_AUTO device). Common::String selDevStr = ConfMan.hasKey("music_driver") ? ConfMan.get("music_driver") : Common::String("auto"); DeviceHandle hdl = getDeviceHandle(selDevStr.empty() ? Common::String("auto") : selDevStr); DeviceHandle reslt = 0; _forceTypeMT32 = false; // Check whether the selected music driver is compatible with the // given flags. switch (getMusicType(hdl)) { case MT_PCSPK: if (flags & MDT_PCSPK) reslt = hdl; break; case MT_PCJR: if (flags & MDT_PCJR) reslt = hdl; break; case MT_CMS: if (flags & MDT_CMS) reslt = hdl; break; case MT_ADLIB: if (flags & MDT_ADLIB) reslt = hdl; break; case MT_C64: if (flags & MDT_C64) reslt = hdl; break; case MT_AMIGA: if (flags & MDT_AMIGA) reslt = hdl; break; case MT_APPLEIIGS: if (flags & MDT_APPLEIIGS) reslt = hdl; break; case MT_TOWNS: if (flags & MDT_TOWNS) reslt = hdl; break; case MT_PC98: if (flags & MDT_PC98) reslt = hdl; break; case MT_GM: case MT_GS: case MT_MT32: if (flags & MDT_MIDI) reslt = hdl; break; case MT_NULL: reslt = hdl; break; default: break; } Common::String failedDevStr; if (getMusicType(hdl) == MT_INVALID) { // If the expressly selected driver or device cannot be found (no longer compiled in, turned off, etc.) // we display a warning and continue. failedDevStr = selDevStr; Common::String warningMsg = Common::String::format(_("The selected audio device '%s' was not found (e.g. might be turned off or disconnected)."), failedDevStr.c_str()) + " " + _("Attempting to fall back to the next available device..."); GUI::MessageDialog dialog(warningMsg); dialog.runModal(); } MusicType tp = getMusicType(reslt); if (tp != MT_INVALID && tp != MT_AUTO) { if (checkDevice(reslt)) { return reslt; } else { // If the expressly selected device cannot be used we display a warning and continue. failedDevStr = getDeviceString(hdl, MidiDriver::kDeviceName); Common::String warningMsg = Common::String::format(_("The selected audio device '%s' cannot be used. See log file for more information."), failedDevStr.c_str()) + " " + _("Attempting to fall back to the next available device..."); GUI::MessageDialog dialog(warningMsg); dialog.runModal(); } } // If the selected driver did not match the flags setting, // we try to determine a suitable and "optimal" music driver. const MusicPlugin::List p = MusicMan.getPlugins(); // If only MDT_MIDI but not MDT_PREFER_MT32 or MDT_PREFER_GM is set we prefer the other devices (which will always be // detected since they are hard coded and cannot be disabled). bool skipMidi = !(flags & (MDT_PREFER_GM | MDT_PREFER_MT32)); while (flags != MDT_NONE) { if ((flags & MDT_MIDI) && !skipMidi) { // If a preferred MT32 or GM device has been selected that device gets returned if available. Common::String devStr; if (flags & MDT_PREFER_MT32) devStr = ConfMan.hasKey("mt32_device") ? ConfMan.get("mt32_device") : Common::String("null"); else if (flags & MDT_PREFER_GM) devStr = ConfMan.hasKey("gm_device") ? ConfMan.get("gm_device") : Common::String("null"); else devStr = "auto"; // Default to Null device here, since we also register a default null setting for // the MT32 or GM device in the config manager. hdl = getDeviceHandle(devStr.empty() ? Common::String("null") : devStr); const MusicType type = getMusicType(hdl); // If we have a "Don't use GM/MT-32" setting we skip this part and jump // to AdLib, PC Speaker etc. detection right away. if (type != MT_NULL) { if (type == MT_INVALID) { // If the preferred (expressly requested) selected driver or device cannot be found (no longer compiled in, turned off, etc.) // we display a warning and continue. Don't warn about the missing device if we did already (this becomes relevant if the // missing device is selected as preferred device and also as GM or MT-32 device). if (failedDevStr != devStr) { Common::String warningMsg = Common::String::format(_("The preferred audio device '%s' was not found (e.g. might be turned off or disconnected)."), devStr.c_str()) + " " + _("Attempting to fall back to the next available device..."); GUI::MessageDialog dialog(warningMsg); dialog.runModal(); } } else if (type != MT_AUTO) { if (checkDevice(hdl)) { if (flags & MDT_PREFER_MT32) // If we have a preferred MT32 device we disable the gm/mt32 mapping (more about this in mididrv.h). _forceTypeMT32 = true; return hdl; } else { // If the preferred (expressly requested) device cannot be used we display a warning and continue. // Don't warn about the failing device if we did already (this becomes relevant if the failing // device is selected as preferred device and also as GM or MT-32 device). if (failedDevStr != getDeviceString(hdl, MidiDriver::kDeviceName)) { Common::String warningMsg = Common::String::format(_("The preferred audio device '%s' cannot be used. See log file for more information."), getDeviceString(hdl, MidiDriver::kDeviceName).c_str()) + " " + _("Attempting to fall back to the next available device..."); GUI::MessageDialog dialog(warningMsg); dialog.runModal(); } } } // If no specific device is selected (neither in the scummvm nor in the game domain) // and there is no preferred MT32 or GM device selected either or if the detected device is unavailable we arrive here. // If MT32 is preferred we try for the first available device with music type 'MT_MT32' (usually the mt32 emulator). if (flags & MDT_PREFER_MT32) { for (MusicPlugin::List::const_iterator m = p.begin(); m != p.end(); ++m) { MusicDevices i = (**m)->getDevices(); for (MusicDevices::iterator d = i.begin(); d != i.end(); ++d) { if (d->getMusicType() == MT_MT32) { hdl = d->getHandle(); if (checkDevice(hdl)) return hdl; } } } } // Now we default to the first available device with music type 'MT_GM' if not // MT-32 is preferred or if MT-32 is preferred but all other devices have failed. if (!(flags & MDT_PREFER_MT32) || flags == (MDT_PREFER_MT32 | MDT_MIDI)) { for (MusicPlugin::List::const_iterator m = p.begin(); m != p.end(); ++m) { MusicDevices i = (**m)->getDevices(); for (MusicDevices::iterator d = i.begin(); d != i.end(); ++d) { if (d->getMusicType() == MT_GM || d->getMusicType() == MT_GS) { hdl = d->getHandle(); if (checkDevice(hdl)) return hdl; } } } // Detection flags get removed after final detection attempt to avoid further attempts. flags &= ~(MDT_MIDI | MDT_PREFER_GM | MDT_PREFER_MT32); } } } // The order in this list is important, since this is the order of preference // (e.g. MT_ADLIB is checked before MT_PCJR and MT_PCSPK for a good reason). // Detection flags get removed after detection attempt to avoid further attempts. if (flags & MDT_TOWNS) { tp = MT_TOWNS; flags &= ~MDT_TOWNS; } else if (flags & MDT_PC98) { tp = MT_PC98; flags &= ~MDT_PC98; } else if (flags & MDT_ADLIB) { tp = MT_ADLIB; flags &= ~MDT_ADLIB; } else if (flags & MDT_PCJR) { tp = MT_PCJR; flags &= ~MDT_PCJR; } else if (flags & MDT_PCSPK) { tp = MT_PCSPK; flags &= ~MDT_PCSPK; } else if (flags & MDT_C64) { tp = MT_C64; flags &= ~MDT_C64; } else if (flags & MDT_AMIGA) { tp = MT_AMIGA; flags &= ~MDT_AMIGA; } else if (flags & MDT_APPLEIIGS) { tp = MT_APPLEIIGS; flags &= ~MDT_APPLEIIGS; } else if (flags & MDT_MIDI) { // If we haven't tried to find a MIDI device yet we do this now. skipMidi = false; continue; } else if (flags) { // Invalid flags. Set them to MDT_NONE to leave detection loop. flags = MDT_NONE; tp = MT_AUTO; } for (MusicPlugin::List::const_iterator m = p.begin(); m != p.end(); ++m) { MusicDevices i = (**m)->getDevices(); for (MusicDevices::iterator d = i.begin(); d != i.end(); ++d) { if (d->getMusicType() == tp) { hdl = d->getHandle(); if (checkDevice(hdl)) return hdl; } } } } return 0; }
int main(int argc, char **argv) { char cDiskName[] = "/dev/sg2"; int fd = open(cDiskName, O_RDWR); if (fd < 0) { printf("Open error: %s, errno=%d (%s)\n", cDiskName, errno, strerror(errno)); return 1; } if (!checkDevice(fd)) { printf("checkDevice fail\n"); return 2; } printf("init ok\n"); DataInfo_t datainfo; int last_addr = 0; DeviceState_t last_state = STATE_INVALIDxx; DI_Status_t last_status = DI_STATUS_INVALIDxx; unsigned scanned_imgs = 0; while (true) { // get state: scanning or idle DeviceState_t state = GetDeviceState(fd); if (state >= STATE_INVALIDxx || state < 0) { return 7; } if (state != last_state) { printf("DeviceState: %d => %s\n", (unsigned)state, state_lut[state]); } // get data info: new data ready or not? if (!GetDeviceDataInfo(fd, &datainfo)) { return 8; } if (datainfo.status < 0 || datainfo.status > 2) { return 9; } if (datainfo.status != last_status || datainfo.addr != last_addr) { dumpDataInfo(&datainfo); } if (datainfo.status != DI_STATUS_NOT_READY) { // there's data for us unsigned imgbufsize = datainfo.width * datainfo.height; if (datainfo.color == DI_COLOR_COLOR) { imgbufsize *= 3; } // image buffer unsigned char *imgbuf = new unsigned char[imgbufsize]; // read data bool ok = MemoryRead(fd, datainfo.addr, imgbuf, imgbufsize); if (ok) { printf("read %d bytes\n", imgbufsize); shuffleBitmap(imgbuf, imgbufsize, datainfo.width, datainfo.height, datainfo.color); int ifd; if (!scanned_imgs) { ifd = open("out.data", O_WRONLY|O_CREAT|O_TRUNC, 0644); } else { ifd = open("out.data", O_WRONLY|O_APPEND); } if (ifd) { write(ifd, imgbuf, imgbufsize); close(ifd); scanned_imgs++; } } else { printf("failed reading data\n"); } delete [] imgbuf; imgbuf = 0; } usleep(20000); last_state = state; last_status = datainfo.status; last_addr = datainfo.addr; } close(fd); printf("all ok\n"); return 0; }
// Thread that gets and sends CPU usage static DWORD WINAPI mainThread(LPVOID args) { UNREFERENCED_PARAMETER(args); bool usbOk = true; byte checkCounter = 0; byte pokeCounter = 0; while(1) { // If exit event is set then exit thread, otherwise wait for timeout and do the usual CPU stuff if(WaitForSingleObject(hThreadExitEvent, SAMPLERATE) != WAIT_TIMEOUT) break; // Get usage byte cpuUsage = getCPUUsage(); EnterCriticalSection(&cs); // Store sample sample.samples[sample.idx++] = cpuUsage; if(sample.idx >= sample.count) sample.idx = 0; // Get average uint avg = 0; for(uint i=0;i<sample.count;i++) avg += sample.samples[i]; avg /= sample.count; LeaveCriticalSection(&cs); cpuUsage = (byte)avg; // Show CPU usage actions_showCPULoad(cpuUsage); // Constantly searching for USB devices takes up a lot of CPU time, // so here we only check for new device every so often. if(!usbOk) { if(++checkCounter < (USB_CHECK_INTERVAL / SAMPLERATE)) continue; checkCounter = 0; } // Send to USB if((usbOk = checkDevice(usbOk))) { if(device_get()->ledMode == MODE_CPU_USAGE) { // Workout colour s_rgbVal colour; getCPUColour(cpuUsage, &colour); // Send colour usbOk = device_setColour(&colour); } else { // Just send pokes if not in CPU usage mode, // this sees if the device is still connected if(++pokeCounter >= (USB_POKE_INTERVAL / SAMPLERATE)) { pokeCounter = 0; usbOk = device_poke(); } } } } return EXIT_SUCCESS; }