/* Cleanup of the open ports */
void PortsCleanup()
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(notifyPortRef), kCFRunLoopCommonModes); /* Remove the notification port from the runloop */
IODeregisterForSystemPower(¬ifierObject); /* Deregister from power notifications */
IOServiceClose(root_power_port); /* Close the Root Power Domain IOService port */
IONotificationPortDestroy(notifyPortRef); /* Destroy the notification port */
}
void CCocoaPowerSyscall::DeleteOSPowerCallBacks(void)
{
#if !defined(TARGET_DARWIN_IOS)
CCocoaAutoPool autopool;
// we no longer want sleep/wake notifications
// remove the sleep notification port from the application runloop
CFRunLoopRemoveSource( CFRunLoopGetCurrent(),
IONotificationPortGetRunLoopSource(m_notify_port), kCFRunLoopDefaultMode );
// deregister for system sleep notifications
IODeregisterForSystemPower(&m_notifier_object);
// IORegisterForSystemPower implicitly opens the Root Power Domain IOService
// so we close it here
IOServiceClose(m_root_port);
// destroy the notification port allocated by IORegisterForSystemPower
IONotificationPortDestroy(m_notify_port);
// we no longer want power source change notifications
if (m_HasBattery)
{
if (m_power_source)
{
CFRunLoopRemoveSource( CFRunLoopGetCurrent(), m_power_source, kCFRunLoopDefaultMode );
CFRelease(m_power_source);
}
}
#endif
}
void mac_sleep_stop()
{
if (root_port)
{
// remove the sleep notification port from the application runloop
CFRunLoopRemoveSource(CFRunLoopGetCurrent(),
IONotificationPortGetRunLoopSource(notifyPortRef),
kCFRunLoopCommonModes);
// deregister for system sleep notifications
IODeregisterForSystemPower(¬ifierObject);
// IORegisterForSystemPower implicitly opens the Root Power Domain IOService
// so we close it here
IOServiceClose(root_port);
// destroy the notification port allocated by IORegisterForSystemPower
IONotificationPortDestroy(notifyPortRef);
// reset object members
root_port = 0;
notifyPortRef = NULL;
notifierObject = 0;
}
}
static void pypowerobserver_dealloc(PyPowerObserver *self)
{
if (self->rootPort)
{
IODeregisterForSystemPower(&self->rootPort);
}
self->ob_type->tp_free((PyObject*)self);
}
/*! Deregisters the daemon with the kernel to no longer receive power events. */
void iSCSIDDeregisterForPowerEvents()
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(),
IONotificationPortGetRunLoopSource(powerNotifyPortRef),
kCFRunLoopDefaultMode);
IODeregisterForSystemPower(&powerNotifier);
IOServiceClose(powerPlaneRoot);
IONotificationPortDestroy(powerNotifyPortRef);
}
void
COSXScreen::watchSystemPowerThread(void*)
{
io_object_t notifier;
IONotificationPortRef notificationPortRef;
CFRunLoopSourceRef runloopSourceRef = 0;
m_pmRunloop = CFRunLoopGetCurrent();
// install system power change callback
m_pmRootPort = IORegisterForSystemPower(this, ¬ificationPortRef,
powerChangeCallback, ¬ifier);
if (m_pmRootPort == 0) {
LOG((CLOG_WARN "IORegisterForSystemPower failed"));
}
else {
runloopSourceRef =
IONotificationPortGetRunLoopSource(notificationPortRef);
CFRunLoopAddSource(m_pmRunloop, runloopSourceRef,
kCFRunLoopCommonModes);
}
// thread is ready
{
CLock lock(m_pmMutex);
*m_pmThreadReady = true;
m_pmThreadReady->signal();
}
// if we were unable to initialize then exit. we must do this after
// setting m_pmThreadReady to true otherwise the parent thread will
// block waiting for it.
if (m_pmRootPort == 0) {
return;
}
// start the run loop
LOG((CLOG_DEBUG "started watchSystemPowerThread"));
CFRunLoopRun();
// cleanup
if (notificationPortRef) {
CFRunLoopRemoveSource(m_pmRunloop,
runloopSourceRef, kCFRunLoopDefaultMode);
CFRunLoopSourceInvalidate(runloopSourceRef);
CFRelease(runloopSourceRef);
}
CLock lock(m_pmMutex);
IODeregisterForSystemPower(¬ifier);
m_pmRootPort = 0;
LOG((CLOG_DEBUG "stopped watchSystemPowerThread"));
}
void SystemEventsManager::stopLoop(bool forceStop) {
if (systemEventLoopRunning && (forceStop || allEventsDisabled())) {
CFRunLoopRemoveSource(CFRunLoopGetCurrent(),
IONotificationPortGetRunLoopSource(notifyPortRef),
kCFRunLoopCommonModes);
IODeregisterForSystemPower(¬ifierObject);
IOServiceClose(rootPort);
IONotificationPortDestroy(notifyPortRef);
CFRunLoopStop(CFRunLoopGetCurrent());
systemEventLoopRunning = false;
}
}
HostPowerServiceDarwin::~HostPowerServiceDarwin()
{
/* Jump out of the run loop. */
CFRunLoopStop(mRunLoop);
/* Remove the sleep notification port from the application runloop. */
CFRunLoopRemoveSource(CFRunLoopGetCurrent(),
IONotificationPortGetRunLoopSource(mNotifyPort),
kCFRunLoopCommonModes);
/* Deregister for system sleep notifications. */
IODeregisterForSystemPower(&mNotifierObject);
/* IORegisterForSystemPower implicitly opens the Root Power Domain
* IOService so we close it here. */
IOServiceClose(mRootPort);
/* Destroy the notification port allocated by IORegisterForSystemPower */
IONotificationPortDestroy(mNotifyPort);
}
static void iokit_poll_notifications(void *opaque) {
int phase = 0;
Semaphore *handshake = opaque;
IONotificationPortRef notification_port;
io_object_t notifier;
io_connect_t root_port;
CFRunLoopSourceRef notification_run_loop_source;
log_debug("Started notification poll thread");
// need to register this PThread with the Objective-C garbage collector,
// because CoreFoundation uses Objective-C
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
objc_registerThreadWithCollector();
#endif
// register for system sleep/wake notifications
root_port = IORegisterForSystemPower(&root_port, ¬ification_port,
iokit_handle_notifications, ¬ifier);
if (root_port == MACH_PORT_NULL) {
log_error("Could not register for root power domain");
goto cleanup;
}
phase = 1;
// get notification run loop source
notification_run_loop_source = IONotificationPortGetRunLoopSource(notification_port);
if (notification_run_loop_source == NULL) {
log_error("Could not get notification run loop source");
goto cleanup;
}
CFRunLoopAddSource(CFRunLoopGetCurrent(), notification_run_loop_source,
kCFRunLoopDefaultMode);
phase = 2;
// start loop
_run_loop = (CFRunLoopRef)CFRetain(CFRunLoopGetCurrent());
_running = true;
semaphore_release(handshake);
CFRunLoopRun();
log_debug("Stopped notification poll thread");
cleanup:
if (!_running) {
// need to release the handshake in all cases, otherwise iokit_init
// will block forever in semaphore_acquire
semaphore_release(handshake);
}
switch (phase) { // no breaks, all cases fall through intentionally
case 2:
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), notification_run_loop_source,
kCFRunLoopDefaultMode);
case 1:
IODeregisterForSystemPower(¬ifier);
IOServiceClose(root_port);
IONotificationPortDestroy(notification_port);
default:
break;
}
_running = false;
}
static void * /* O - Return status/value */
sysEventThreadEntry(void)
{
io_object_t powerNotifierObj;
/* Power notifier object */
IONotificationPortRef powerNotifierPort;
/* Power notifier port */
SCDynamicStoreRef store = NULL;/* System Config dynamic store */
CFRunLoopSourceRef powerRLS = NULL,/* Power runloop source */
storeRLS = NULL;/* System Config runloop source */
CFStringRef key[6], /* System Config keys */
pattern[2]; /* System Config patterns */
CFArrayRef keys = NULL, /* System Config key array*/
patterns = NULL;/* System Config pattern array */
SCDynamicStoreContext storeContext; /* Dynamic store context */
CFRunLoopTimerContext timerContext; /* Timer context */
cupsd_thread_data_t threadData; /* Thread context data for the *
* runloop notifiers */
/*
* Register for power state change notifications
*/
bzero(&threadData, sizeof(threadData));
threadData.sysevent.powerKernelPort =
IORegisterForSystemPower(&threadData, &powerNotifierPort,
sysEventPowerNotifier, &powerNotifierObj);
if (threadData.sysevent.powerKernelPort)
{
powerRLS = IONotificationPortGetRunLoopSource(powerNotifierPort);
CFRunLoopAddSource(CFRunLoopGetCurrent(), powerRLS, kCFRunLoopDefaultMode);
}
else
DEBUG_puts("sysEventThreadEntry: error registering for system power "
"notifications");
/*
* Register for system configuration change notifications
*/
bzero(&storeContext, sizeof(storeContext));
storeContext.info = &threadData;
store = SCDynamicStoreCreate(kCFAllocatorDefault, CFSTR("cupsd"),
sysEventConfigurationNotifier, &storeContext);
if (!ComputerNameKey)
ComputerNameKey = SCDynamicStoreKeyCreateComputerName(kCFAllocatorDefault);
if (!BTMMKey)
BTMMKey = SCDynamicStoreKeyCreate(kCFAllocatorDefault,
CFSTR("Setup:/Network/BackToMyMac"));
if (!NetworkGlobalKeyIPv4)
NetworkGlobalKeyIPv4 =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetIPv4);
if (!NetworkGlobalKeyIPv6)
NetworkGlobalKeyIPv6 =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetIPv6);
if (!NetworkGlobalKeyDNS)
NetworkGlobalKeyDNS =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetDNS);
if (!HostNamesKey)
HostNamesKey = SCDynamicStoreKeyCreateHostNames(kCFAllocatorDefault);
if (!NetworkInterfaceKeyIPv4)
NetworkInterfaceKeyIPv4 =
SCDynamicStoreKeyCreateNetworkInterfaceEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCCompAnyRegex,
kSCEntNetIPv4);
if (!NetworkInterfaceKeyIPv6)
NetworkInterfaceKeyIPv6 =
SCDynamicStoreKeyCreateNetworkInterfaceEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCCompAnyRegex,
kSCEntNetIPv6);
if (store && ComputerNameKey && HostNamesKey &&
NetworkGlobalKeyIPv4 && NetworkGlobalKeyIPv6 && NetworkGlobalKeyDNS &&
NetworkInterfaceKeyIPv4 && NetworkInterfaceKeyIPv6)
{
key[0] = ComputerNameKey;
key[1] = BTMMKey;
key[2] = NetworkGlobalKeyIPv4;
key[3] = NetworkGlobalKeyIPv6;
key[4] = NetworkGlobalKeyDNS;
key[5] = HostNamesKey;
pattern[0] = NetworkInterfaceKeyIPv4;
pattern[1] = NetworkInterfaceKeyIPv6;
keys = CFArrayCreate(kCFAllocatorDefault, (const void **)key,
sizeof(key) / sizeof(key[0]),
&kCFTypeArrayCallBacks);
patterns = CFArrayCreate(kCFAllocatorDefault, (const void **)pattern,
sizeof(pattern) / sizeof(pattern[0]),
&kCFTypeArrayCallBacks);
if (keys && patterns &&
SCDynamicStoreSetNotificationKeys(store, keys, patterns))
{
if ((storeRLS = SCDynamicStoreCreateRunLoopSource(kCFAllocatorDefault,
store, 0)) != NULL)
{
CFRunLoopAddSource(CFRunLoopGetCurrent(), storeRLS,
kCFRunLoopDefaultMode);
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreCreateRunLoopSource "
"failed: %s\n", SCErrorString(SCError())));
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreSetNotificationKeys "
"failed: %s\n", SCErrorString(SCError())));
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreCreate failed: %s\n",
SCErrorString(SCError())));
if (keys)
CFRelease(keys);
if (patterns)
CFRelease(patterns);
/*
* Set up a timer to delay the wake change notifications.
*
* The initial time is set a decade or so into the future, we'll adjust
* this later.
*/
bzero(&timerContext, sizeof(timerContext));
timerContext.info = &threadData;
threadData.timerRef =
CFRunLoopTimerCreate(kCFAllocatorDefault,
CFAbsoluteTimeGetCurrent() + (86400L * 365L * 10L),
86400L * 365L * 10L, 0, 0, sysEventTimerNotifier,
&timerContext);
CFRunLoopAddTimer(CFRunLoopGetCurrent(), threadData.timerRef,
kCFRunLoopDefaultMode);
/*
* Store our runloop in a global so the main thread can use it to stop us.
*/
pthread_mutex_lock(&SysEventThreadMutex);
SysEventRunloop = CFRunLoopGetCurrent();
pthread_cond_signal(&SysEventThreadCond);
pthread_mutex_unlock(&SysEventThreadMutex);
/*
* Disappear into the runloop until it's stopped by the main thread.
*/
CFRunLoopRun();
/*
* Clean up before exiting.
*/
if (threadData.timerRef)
{
CFRunLoopRemoveTimer(CFRunLoopGetCurrent(), threadData.timerRef,
kCFRunLoopDefaultMode);
CFRelease(threadData.timerRef);
}
if (threadData.sysevent.powerKernelPort)
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), powerRLS,
kCFRunLoopDefaultMode);
IODeregisterForSystemPower(&powerNotifierObj);
IOServiceClose(threadData.sysevent.powerKernelPort);
IONotificationPortDestroy(powerNotifierPort);
}
if (storeRLS)
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), storeRLS,
kCFRunLoopDefaultMode);
CFRunLoopSourceInvalidate(storeRLS);
CFRelease(storeRLS);
}
if (store)
CFRelease(store);
pthread_exit(NULL);
}