bool DPMSSupport::PlatformSpecificEnablePowerSaving(PowerSavingMode mode)
{
bool status;
// http://lists.apple.com/archives/Cocoa-dev/2007/Nov/msg00267.html
// This is an unsupported system call that might kernel panic on PPC boxes
// The reported OSX-PPC panic is unverified so we are going to enable this until
// we find out which OSX-PPC boxes have problems, then add detect/disable for those boxes.
io_registry_entry_t r = IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/IOResources/IODisplayWrangler");
if(!r) return false;
switch(mode)
{
case OFF:
// Turn off display
status = (IORegistryEntrySetCFProperty(r, CFSTR("IORequestIdle"), kCFBooleanTrue) == 0);
break;
case STANDBY:
// Set display to low power
status = (IORegistryEntrySetCFProperty(r, CFSTR("IORequestIdle"), kCFBooleanTrue) == 0);
break;
default:
status = false;
break;
}
return status;
}
int
main(int argc, char **argv)
{
kern_return_t kr;
CFTypeRef obj;
io_registry_entry_t regEntry;
regEntry = IORegistryEntryFromPath(kIOMasterPortDefault,
kIOServicePlane ":/IOResources/IODisplayWrangler");
obj = CFRetain(kCFBooleanTrue);
if (argc > 1)
{
SInt32 num = 1000 * strtol(argv[1], 0, 0);
obj = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &num);
}
kr = IORegistryEntrySetCFProperty(regEntry, CFSTR("IORequestIdle"), obj);
printf("IORegistryEntrySetCFProperty(IORequestIdle) 0x%x\n", kr);
CFRelease(obj);
IOObjectRelease(regEntry);
return (0);
}
void setPstate(unsigned int newState){
io_service_t IOService = IOServiceGetMatchingService(0, IOServiceMatching(SERVICE_NAME));
if (! IOService )
return;
integer_t state = newState;
IORegistryEntrySetCFProperty(IOService, CFSTR("P-State"),
CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &state));
}
int main (int argc, char *argv[]) {
io_registry_entry_t io = IORegistryEntryFromPath(kIOMasterPortDefault, kIOServicePlane ":/IOResources/IODisplayWrangler");
if (io != MACH_PORT_NULL) {
usleep(300000);
IORegistryEntrySetCFProperty(io, CFSTR("IORequestIdle"), kCFBooleanTrue);
IOObjectRelease(io);
return 0;
}
return 1;
}
Boolean dimDisplayNow(void)
{
io_registry_entry_t entry = IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/IOResources/IODisplayWrangler");
if (!entry) return 0;
OSErr err = IORegistryEntrySetCFProperty(entry, CFSTR("IORequestIdle"), kCFBooleanTrue);
IOObjectRelease(entry);
return (err == noErr);
}
int main() {
io_registry_entry_t registryEntry =
IORegistryEntryFromPath(kIOMasterPortDefault,
"IOService:/IOResources/IODisplayWrangler");
if(!registryEntry) return 1;
int err = IORegistryEntrySetCFProperty(registryEntry,
CFSTR("IORequestIdle"), kCFBooleanTrue);
IOObjectRelease(registryEntry);
return err;
}
bool DPMSSupport::PlatformSpecificDisablePowerSaving()
{
// http://lists.apple.com/archives/Cocoa-dev/2007/Nov/msg00267.html
// This is an unsupported system call that might kernel panic on PPC boxes
// The reported OSX-PPC panic is unverified so we are going to enable this until
// we find out which OSX-PPC boxes have problems, then add detect/disable for those boxes.
io_registry_entry_t r = IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/IOResources/IODisplayWrangler");
if(!r) return false;
// Turn display on
return (IORegistryEntrySetCFProperty(r, CFSTR("IORequestIdle"), kCFBooleanFalse) == 0);
}
static void SendMouseCount(int nCount)
{
if (g_ioservice)
{
CFStringRef cf_key = CFStringCreateWithCString(kCFAllocatorDefault, "MouseCount", CFStringGetSystemEncoding());
CFNumberRef cf_number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &nCount);
kern_return_t kr = IORegistryEntrySetCFProperty(g_ioservice, cf_key, cf_number);
if (KERN_SUCCESS != kr)
DEBUG_LOG("IORegistryEntrySetCFProperty() returned error 0x%08x\n", kr);
CFRelease(cf_key);
CFRelease(cf_number);
}
}
void DeviceNotification( void * refCon,
io_service_t service,
natural_t messageType,
void * messageArgument )
{
if (messageType == kIOMessageServiceIsTerminated)
{
printf("Device 0x%08x removed.\n", service);
// Run lock via idle
//
printf("Yubikey removed. Lock the screen.\n");
io_registry_entry_t reg = IORegistryEntryFromPath(kIOMasterPortDefault, "IOService:/IOResources/IODisplayWrangler");
if (reg) {
IORegistryEntrySetCFProperty(reg, CFSTR("IORequestIdle"), kCFBooleanTrue);
IOObjectRelease(reg);
}
}
}
void
COSXScreen::enter()
{
showCursor();
if (m_isPrimary) {
CGSetLocalEventsSuppressionInterval(0.0);
// enable global hotkeys
//setGlobalHotKeysEnabled(true);
}
else {
// reset buttons
m_buttonState.reset();
// patch by Yutaka Tsutano
// wakes the client screen
// http://synergy-foss.org/spit/issues/details/3287#c12
io_registry_entry_t entry = IORegistryEntryFromPath(
kIOMasterPortDefault,
"IOService:/IOResources/IODisplayWrangler");
if (entry != MACH_PORT_NULL) {
IORegistryEntrySetCFProperty(entry, CFSTR("IORequestIdle"), kCFBooleanFalse);
IOObjectRelease(entry);
}
// avoid suppression of local hardware events
// [email protected]
CGSetLocalEventsFilterDuringSupressionState(
kCGEventFilterMaskPermitAllEvents,
kCGEventSupressionStateSupressionInterval);
CGSetLocalEventsFilterDuringSupressionState(
(kCGEventFilterMaskPermitLocalKeyboardEvents |
kCGEventFilterMaskPermitSystemDefinedEvents),
kCGEventSupressionStateRemoteMouseDrag);
}
// now on screen
m_isOnScreen = true;
}
static Boolean LoadSettingsForUser(CFStringRef username) {
io_iterator_t iter = 0;
io_registry_entry_t regEntry = 0;
CFDictionaryRef newSettings = NULL;
const char * name;
Boolean success = TRUE;
if(username != NULL) {
name = CFStringGetCStringPtr(username, kCFStringEncodingMacRoman);
write_log(LOG_NOTICE, "Loading settings for user '%s'.", name);
CFPreferencesSynchronize(CFSTR(kDriverAppID), username,
kCFPreferencesAnyHost);
newSettings = CFPreferencesCopyValue(CFSTR(kCurrentParametersKey),
CFSTR(kDriverAppID), username,
kCFPreferencesAnyHost);
if(newSettings == NULL)
write_log(LOG_NOTICE, "No custom settings found.");
}
if(newSettings == NULL) {
write_log(LOG_NOTICE, "Loading default settings.");
CFPreferencesSynchronize(CFSTR(kDriverAppID),
kCFPreferencesAnyUser,
kCFPreferencesCurrentHost);
newSettings = CFPreferencesCopyValue(CFSTR(kDefaultParametersKey),
CFSTR(kDriverAppID),
kCFPreferencesAnyUser,
kCFPreferencesCurrentHost);
if(newSettings == NULL) {
write_log(LOG_ERR, "No default settings found.");
success = FALSE;
goto EXIT;
}
}
if(IOServiceGetMatchingServices(kIOMasterPortDefault,
IOServiceMatching(kIOHIDSystemClass),
&iter) != KERN_SUCCESS) {
iter = 0;
write_log(LOG_ERR, "Error locating HIDSystem service!");
success = FALSE;
goto EXIT;
}
regEntry = IOIteratorNext(iter);
if(regEntry == 0) {
write_log(LOG_ERR, "No HIDSystem service found!");
success = FALSE;
goto EXIT;
}
if(IORegistryEntrySetCFProperty(regEntry, CFSTR(kiScroll2SettingsKey),
newSettings) != KERN_SUCCESS) {
write_log(LOG_ERR, "Error setting HIDSystem properties!");
success = FALSE;
goto EXIT;
}
EXIT:
if(newSettings != NULL) {
CFRelease(newSettings);
newSettings = NULL;
}
if(regEntry != 0) {
IOObjectRelease(regEntry);
regEntry = 0;
}
if(iter != 0) {
IOObjectRelease(iter);
iter = 0;
}
return success;
}
