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Diffstat (limited to 'osdep/ar/HIDRemote.m')
-rw-r--r-- | osdep/ar/HIDRemote.m | 2033 |
1 files changed, 0 insertions, 2033 deletions
diff --git a/osdep/ar/HIDRemote.m b/osdep/ar/HIDRemote.m deleted file mode 100644 index 8e6c913d46..0000000000 --- a/osdep/ar/HIDRemote.m +++ /dev/null @@ -1,2033 +0,0 @@ -// -// HIDRemote.m -// HIDRemote V1.2 (27th May 2011) -// -// Created by Felix Schwarz on 06.04.07. -// Copyright 2007-2011 IOSPIRIT GmbH. All rights reserved. -// -// The latest version of this class is available at -// http://www.iospirit.com/developers/hidremote/ -// -// ** LICENSE ************************************************************************* -// -// Copyright (c) 2007-2011 IOSPIRIT GmbH (http://www.iospirit.com/) -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, -// are permitted provided that the following conditions are met: -// -// * Redistributions of source code must retain the above copyright notice, this list -// of conditions and the following disclaimer. -// -// * Redistributions in binary form must reproduce the above copyright notice, this -// list of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// * Neither the name of IOSPIRIT GmbH nor the names of its contributors may be used to -// endorse or promote products derived from this software without specific prior -// written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES -// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT -// SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -// DAMAGE. -// -// ************************************************************************************ - -// ************************************************************************************ -// ********************************** DOCUMENTATION *********************************** -// ************************************************************************************ -// -// - a reference is available at http://www.iospirit.com/developers/hidremote/reference/ -// - for a guide, please see http://www.iospirit.com/developers/hidremote/guide/ -// -// ************************************************************************************ - -#import "HIDRemote.h" - -// Callback Prototypes -static void HIDEventCallback( void * target, - IOReturn result, - void * refcon, - void * sender); - -static void ServiceMatchingCallback( void *refCon, - io_iterator_t iterator); - -static void ServiceNotificationCallback(void * refCon, - io_service_t service, - natural_t messageType, - void * messageArgument); - -static void SecureInputNotificationCallback( void * refCon, - io_service_t service, - natural_t messageType, - void * messageArgument); - -// Shared HIDRemote instance -static HIDRemote *sHIDRemote = nil; - -@implementation HIDRemote - -#pragma mark -- Init, dealloc & shared instance -- - -+ (HIDRemote *)sharedHIDRemote -{ - if (sHIDRemote==nil) - { - sHIDRemote = [[HIDRemote alloc] init]; - } - - return (sHIDRemote); -} - -- (id)init -{ - if ((self = [super init]) != nil) - { - #ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING - _runOnThread = [[NSThread currentThread] retain]; - #endif - - // Detect application becoming active/inactive - [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationDidBecomeActiveNotification object:NSApp]; - [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationWillResignActiveNotification object:NSApp]; - [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationWillTerminateNotification object:NSApp]; - - // Handle distributed notifications - _pidString = [[NSString alloc] initWithFormat:@"%d", getpid()]; - - [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemotePing object:nil]; - [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteRetry object:kHIDRemoteDNHIDRemoteRetryGlobalObject]; - [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteRetry object:_pidString]; - - // Enabled by default: simulate hold events for plus/minus - _simulateHoldEvents = YES; - - // Enabled by default: work around for a locking issue introduced with Security Update 2008-004 / 10.4.9 and beyond (credit for finding this workaround goes to Martin Kahr) - _secureEventInputWorkAround = YES; - _secureInputNotification = 0; - - // Initialize instance variables - _lastSeenRemoteID = -1; - _lastSeenModel = kHIDRemoteModelUndetermined; - _unusedButtonCodes = [[NSMutableArray alloc] init]; - _exclusiveLockLending = NO; - _sendExclusiveResourceReuseNotification = YES; - _applicationIsTerminating = NO; - - // Send status notifications - _sendStatusNotifications = YES; - } - - return (self); -} - -- (void)dealloc -{ - [[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationWillTerminateNotification object:NSApp]; - [[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationWillResignActiveNotification object:NSApp]; - [[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationDidBecomeActiveNotification object:NSApp]; - - [[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemotePing object:nil]; - [[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteRetry object:kHIDRemoteDNHIDRemoteRetryGlobalObject]; - [[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteRetry object:_pidString]; - [[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:nil object:nil]; /* As demanded by the documentation for -[NSDistributedNotificationCenter removeObserver:name:object:] */ - - [self stopRemoteControl]; - - [self setExclusiveLockLendingEnabled:NO]; - - [self setDelegate:nil]; - - if (_unusedButtonCodes != nil) - { - [_unusedButtonCodes release]; - _unusedButtonCodes = nil; - } - - #ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING - [_runOnThread release]; - _runOnThread = nil; - #endif - - [_pidString release]; - _pidString = nil; - - [super dealloc]; -} - -#pragma mark -- PUBLIC: System Information -- -+ (BOOL)isCandelairInstalled -{ - mach_port_t masterPort = 0; - kern_return_t kernResult; - io_service_t matchingService = 0; - BOOL isInstalled = NO; - - kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort); - if ((kernResult!=kIOReturnSuccess) || (masterPort==0)) { return(NO); } - - if ((matchingService = IOServiceGetMatchingService(masterPort, IOServiceMatching("IOSPIRITIRController"))) != 0) - { - isInstalled = YES; - IOObjectRelease((io_object_t) matchingService); - } - - mach_port_deallocate(mach_task_self(), masterPort); - - return (isInstalled); -} - -+ (BOOL)isCandelairInstallationRequiredForRemoteMode:(HIDRemoteMode)remoteMode -{ - return (NO); -} - -- (HIDRemoteAluminumRemoteSupportLevel)aluminiumRemoteSystemSupportLevel -{ - HIDRemoteAluminumRemoteSupportLevel supportLevel = kHIDRemoteAluminumRemoteSupportLevelNone; - NSEnumerator *attribDictsEnum; - NSDictionary *hidAttribsDict; - - attribDictsEnum = [_serviceAttribMap objectEnumerator]; - - while ((hidAttribsDict = [attribDictsEnum nextObject]) != nil) - { - NSNumber *deviceSupportLevel; - - if ((deviceSupportLevel = [hidAttribsDict objectForKey:kHIDRemoteAluminumRemoteSupportLevel]) != nil) - { - if ([deviceSupportLevel intValue] > (int)supportLevel) - { - supportLevel = [deviceSupportLevel intValue]; - } - } - } - - return (supportLevel); -} - -#pragma mark -- PUBLIC: Interface / API -- -- (BOOL)startRemoteControl:(HIDRemoteMode)hidRemoteMode -{ - if ((_mode == kHIDRemoteModeNone) && (hidRemoteMode != kHIDRemoteModeNone)) - { - kern_return_t kernReturn; - CFMutableDictionaryRef matchDict=NULL; - io_service_t rootService; - - do - { - // Get IOKit master port - kernReturn = IOMasterPort(bootstrap_port, &_masterPort); - if ((kernReturn!=kIOReturnSuccess) || (_masterPort==0)) { break; } - - // Setup notification port - _notifyPort = IONotificationPortCreate(_masterPort); - - if ((_notifyRLSource = IONotificationPortGetRunLoopSource(_notifyPort)) != NULL) - { - CFRunLoopAddSource( CFRunLoopGetCurrent(), - _notifyRLSource, - kCFRunLoopCommonModes); - } - else - { - break; - } - - // Setup SecureInput notification - if ((hidRemoteMode == kHIDRemoteModeExclusive) || (hidRemoteMode == kHIDRemoteModeExclusiveAuto)) - { - if ((rootService = IORegistryEntryFromPath(_masterPort, kIOServicePlane ":/")) != 0) - { - kernReturn = IOServiceAddInterestNotification( _notifyPort, - rootService, - kIOBusyInterest, - SecureInputNotificationCallback, - (void *)self, - &_secureInputNotification); - if (kernReturn != kIOReturnSuccess) { break; } - - [self _updateSessionInformation]; - } - else - { - break; - } - } - - // Setup notification matching dict - matchDict = IOServiceMatching(kIOHIDDeviceKey); - CFRetain(matchDict); - - // Actually add notification - kernReturn = IOServiceAddMatchingNotification( _notifyPort, - kIOFirstMatchNotification, - matchDict, // one reference count consumed by this call - ServiceMatchingCallback, - (void *) self, - &_matchingServicesIterator); - if (kernReturn != kIOReturnSuccess) { break; } - - // Setup serviceAttribMap - _serviceAttribMap = [[NSMutableDictionary alloc] init]; - if (_serviceAttribMap==nil) { break; } - - // Phew .. everything went well! - _mode = hidRemoteMode; - CFRelease(matchDict); - - [self _serviceMatching:_matchingServicesIterator]; - - [self _postStatusWithAction:kHIDRemoteDNStatusActionStart]; - - return (YES); - - }while(0); - - // An error occurred. Do necessary clean up. - if (matchDict!=NULL) - { - CFRelease(matchDict); - matchDict = NULL; - } - - [self stopRemoteControl]; - } - - return (NO); -} - -- (void)stopRemoteControl -{ - UInt32 serviceCount = 0; - - _autoRecover = NO; - _isStopping = YES; - - if (_autoRecoveryTimer!=nil) - { - [_autoRecoveryTimer invalidate]; - [_autoRecoveryTimer release]; - _autoRecoveryTimer = nil; - } - - if (_serviceAttribMap!=nil) - { - NSDictionary *cloneDict = [[NSDictionary alloc] initWithDictionary:_serviceAttribMap]; - - if (cloneDict!=nil) - { - NSEnumerator *mapKeyEnum = [cloneDict keyEnumerator]; - NSNumber *serviceValue; - - while ((serviceValue = [mapKeyEnum nextObject]) != nil) - { - [self _destructService:(io_object_t)[serviceValue unsignedIntValue]]; - serviceCount++; - }; - - [cloneDict release]; - cloneDict = nil; - } - - [_serviceAttribMap release]; - _serviceAttribMap = nil; - } - - if (_matchingServicesIterator!=0) - { - IOObjectRelease((io_object_t) _matchingServicesIterator); - _matchingServicesIterator = 0; - } - - if (_secureInputNotification!=0) - { - IOObjectRelease((io_object_t) _secureInputNotification); - _secureInputNotification = 0; - } - - if (_notifyRLSource!=NULL) - { - CFRunLoopSourceInvalidate(_notifyRLSource); - _notifyRLSource = NULL; - } - - if (_notifyPort!=NULL) - { - IONotificationPortDestroy(_notifyPort); - _notifyPort = NULL; - } - - if (_masterPort!=0) - { - mach_port_deallocate(mach_task_self(), _masterPort); - _masterPort = 0; - } - - if (_returnToPID!=nil) - { - [_returnToPID release]; - _returnToPID = nil; - } - - if (_mode!=kHIDRemoteModeNone) - { - // Post status - [self _postStatusWithAction:kHIDRemoteDNStatusActionStop]; - - if (_sendStatusNotifications) - { - // In case we were not ready to lend it earlier, tell other HIDRemote apps that the resources (if any were used) are now again available for use by other applications - if (((_mode==kHIDRemoteModeExclusive) || (_mode==kHIDRemoteModeExclusiveAuto)) && (_sendExclusiveResourceReuseNotification==YES) && (_exclusiveLockLending==NO) && (serviceCount>0)) - { - _mode = kHIDRemoteModeNone; - - if (!_isRestarting) - { - [[NSDistributedNotificationCenter defaultCenter] postNotificationName:kHIDRemoteDNHIDRemoteRetry - object:kHIDRemoteDNHIDRemoteRetryGlobalObject - userInfo:[NSDictionary dictionaryWithObjectsAndKeys: - [NSNumber numberWithUnsignedInt:(unsigned int)getpid()], kHIDRemoteDNStatusPIDKey, - [[NSBundle mainBundle] bundleIdentifier], (NSString *)kCFBundleIdentifierKey, - nil] - deliverImmediately:YES]; - } - } - } - } - - _mode = kHIDRemoteModeNone; - _isStopping = NO; -} - -- (BOOL)isStarted -{ - return (_mode != kHIDRemoteModeNone); -} - -- (HIDRemoteMode)startedInMode -{ - return (_mode); -} - -- (unsigned)activeRemoteControlCount -{ - return ([_serviceAttribMap count]); -} - -- (SInt32)lastSeenRemoteControlID -{ - return (_lastSeenRemoteID); -} - -- (HIDRemoteModel)lastSeenModel -{ - return (_lastSeenModel); -} - -- (void)setLastSeenModel:(HIDRemoteModel)aModel -{ - _lastSeenModel = aModel; -} - -- (void)setSimulateHoldEvents:(BOOL)newSimulateHoldEvents -{ - _simulateHoldEvents = newSimulateHoldEvents; -} - -- (BOOL)simulateHoldEvents -{ - return (_simulateHoldEvents); -} - -- (NSArray *)unusedButtonCodes -{ - return (_unusedButtonCodes); -} - -- (void)setUnusedButtonCodes:(NSArray *)newArrayWithUnusedButtonCodesAsNSNumbers -{ - [newArrayWithUnusedButtonCodesAsNSNumbers retain]; - [_unusedButtonCodes release]; - - _unusedButtonCodes = newArrayWithUnusedButtonCodesAsNSNumbers; - - [self _postStatusWithAction:kHIDRemoteDNStatusActionUpdate]; -} - -- (void)setDelegate:(NSObject <HIDRemoteDelegate> *)newDelegate -{ - _delegate = newDelegate; -} - -- (NSObject <HIDRemoteDelegate> *)delegate -{ - return (_delegate); -} - -#pragma mark -- PUBLIC: Expert APIs -- -- (void)setEnableSecureEventInputWorkaround:(BOOL)newEnableSecureEventInputWorkaround -{ - _secureEventInputWorkAround = newEnableSecureEventInputWorkaround; -} - -- (BOOL)enableSecureEventInputWorkaround -{ - return (_secureEventInputWorkAround); -} - -- (void)setExclusiveLockLendingEnabled:(BOOL)newExclusiveLockLendingEnabled -{ - if (newExclusiveLockLendingEnabled != _exclusiveLockLending) - { - _exclusiveLockLending = newExclusiveLockLendingEnabled; - - if (_exclusiveLockLending) - { - [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteStatus object:nil]; - } - else - { - [[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteStatus object:nil]; - - [_waitForReturnByPID release]; - _waitForReturnByPID = nil; - } - } -} - -- (BOOL)exclusiveLockLendingEnabled -{ - return (_exclusiveLockLending); -} - -- (void)setSendExclusiveResourceReuseNotification:(BOOL)newSendExclusiveResourceReuseNotification -{ - _sendExclusiveResourceReuseNotification = newSendExclusiveResourceReuseNotification; -} - -- (BOOL)sendExclusiveResourceReuseNotification -{ - return (_sendExclusiveResourceReuseNotification); -} - -- (BOOL)isApplicationTerminating -{ - return (_applicationIsTerminating); -} - -- (BOOL)isStopping -{ - return (_isStopping); -} - -#pragma mark -- PRIVATE: Application becomes active / inactive handling for kHIDRemoteModeExclusiveAuto -- -- (void)_appStatusChanged:(NSNotification *)notification -{ - #ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING - if ([self respondsToSelector:@selector(performSelector:onThread:withObject:waitUntilDone:)]) // OS X 10.5+ only - { - if ([NSThread currentThread] != _runOnThread) - { - if ([[notification name] isEqual:NSApplicationDidBecomeActiveNotification]) - { - if (!_autoRecover) - { - return; - } - } - - if ([[notification name] isEqual:NSApplicationWillResignActiveNotification]) - { - if (_mode != kHIDRemoteModeExclusiveAuto) - { - return; - } - } - - [self performSelector:@selector(_appStatusChanged:) onThread:_runOnThread withObject:notification waitUntilDone:[[notification name] isEqual:NSApplicationWillTerminateNotification]]; - return; - } - } - #endif - - if (notification!=nil) - { - if (_autoRecoveryTimer!=nil) - { - [_autoRecoveryTimer invalidate]; - [_autoRecoveryTimer release]; - _autoRecoveryTimer = nil; - } - - if ([[notification name] isEqual:NSApplicationDidBecomeActiveNotification]) - { - if (_autoRecover) - { - // Delay autorecover by 0.1 to avoid race conditions - if ((_autoRecoveryTimer = [[NSTimer alloc] initWithFireDate:[NSDate dateWithTimeIntervalSinceNow:0.1] interval:0.1 target:self selector:@selector(_delayedAutoRecovery:) userInfo:nil repeats:NO]) != nil) - { - // Using CFRunLoopAddTimer instead of [[NSRunLoop currentRunLoop] addTimer:.. for consistency with run loop modes. - // The kCFRunLoopCommonModes counterpart NSRunLoopCommonModes is only available in 10.5 and later, whereas this code - // is designed to be also compatible with 10.4. CFRunLoopTimerRef is "toll-free-bridged" with NSTimer since 10.0. - CFRunLoopAddTimer(CFRunLoopGetCurrent(), (CFRunLoopTimerRef)_autoRecoveryTimer, kCFRunLoopCommonModes); - } - } - } - - if ([[notification name] isEqual:NSApplicationWillResignActiveNotification]) - { - if (_mode == kHIDRemoteModeExclusiveAuto) - { - [self stopRemoteControl]; - _autoRecover = YES; - } - } - - if ([[notification name] isEqual:NSApplicationWillTerminateNotification]) - { - _applicationIsTerminating = YES; - - if ([self isStarted]) - { - [self stopRemoteControl]; - } - } - } -} - -- (void)_delayedAutoRecovery:(NSTimer *)aTimer -{ - [_autoRecoveryTimer invalidate]; - [_autoRecoveryTimer release]; - _autoRecoveryTimer = nil; - - if (_autoRecover) - { - [self startRemoteControl:kHIDRemoteModeExclusiveAuto]; - _autoRecover = NO; - } -} - - -#pragma mark -- PRIVATE: Distributed notifiations handling -- -- (void)_postStatusWithAction:(NSString *)action -{ - if (_sendStatusNotifications) - { - [[NSDistributedNotificationCenter defaultCenter] postNotificationName:kHIDRemoteDNHIDRemoteStatus - object:((_pidString!=nil) ? _pidString : [NSString stringWithFormat:@"%d",getpid()]) - userInfo:[NSDictionary dictionaryWithObjectsAndKeys: - [NSNumber numberWithInt:1], kHIDRemoteDNStatusHIDRemoteVersionKey, - [NSNumber numberWithUnsignedInt:(unsigned int)getpid()], kHIDRemoteDNStatusPIDKey, - [NSNumber numberWithInt:(int)_mode], kHIDRemoteDNStatusModeKey, - [NSNumber numberWithUnsignedInt:(unsigned int)[self activeRemoteControlCount]], kHIDRemoteDNStatusRemoteControlCountKey, - ((_unusedButtonCodes!=nil) ? _unusedButtonCodes : [NSArray array]), kHIDRemoteDNStatusUnusedButtonCodesKey, - action, kHIDRemoteDNStatusActionKey, - [[NSBundle mainBundle] bundleIdentifier], (NSString *)kCFBundleIdentifierKey, - _returnToPID, kHIDRemoteDNStatusReturnToPIDKey, - nil] - deliverImmediately:YES - ]; - } -} - -- (void)_handleNotifications:(NSNotification *)notification -{ - NSString *notificationName; - - #ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING - if ([self respondsToSelector:@selector(performSelector:onThread:withObject:waitUntilDone:)]) // OS X 10.5+ only - { - if ([NSThread currentThread] != _runOnThread) - { - [self performSelector:@selector(_handleNotifications:) onThread:_runOnThread withObject:notification waitUntilDone:NO]; - return; - } - } - #endif - - if ((notification!=nil) && ((notificationName = [notification name]) != nil)) - { - if ([notificationName isEqual:kHIDRemoteDNHIDRemotePing]) - { - [self _postStatusWithAction:kHIDRemoteDNStatusActionUpdate]; - } - - if ([notificationName isEqual:kHIDRemoteDNHIDRemoteRetry]) - { - if ([self isStarted]) - { - BOOL retry = YES; - - // Ignore our own global retry broadcasts - if ([[notification object] isEqual:kHIDRemoteDNHIDRemoteRetryGlobalObject]) - { - NSNumber *fromPID; - - if ((fromPID = [[notification userInfo] objectForKey:kHIDRemoteDNStatusPIDKey]) != nil) - { - if (getpid() == (int)[fromPID unsignedIntValue]) - { - retry = NO; - } - } - } - - if (retry) - { - if (([self delegate] != nil) && - ([[self delegate] respondsToSelector:@selector(hidRemote:shouldRetryExclusiveLockWithInfo:)])) - { - retry = [[self delegate] hidRemote:self shouldRetryExclusiveLockWithInfo:[notification userInfo]]; - } - } - - if (retry) - { - HIDRemoteMode restartInMode = _mode; - - if (restartInMode != kHIDRemoteModeNone) - { - _isRestarting = YES; - [self stopRemoteControl]; - - [_returnToPID release]; - _returnToPID = nil; - - [self startRemoteControl:restartInMode]; - _isRestarting = NO; - - if (restartInMode != kHIDRemoteModeShared) - { - _returnToPID = [[[notification userInfo] objectForKey:kHIDRemoteDNStatusPIDKey] retain]; - } - } - } - else - { - NSNumber *cacheReturnPID = _returnToPID; - - _returnToPID = [[[notification userInfo] objectForKey:kHIDRemoteDNStatusPIDKey] retain]; - [self _postStatusWithAction:kHIDRemoteDNStatusActionNoNeed]; - [_returnToPID release]; - - _returnToPID = cacheReturnPID; - } - } - } - - if (_exclusiveLockLending) - { - if ([notificationName isEqual:kHIDRemoteDNHIDRemoteStatus]) - { - NSString *action; - - if ((action = [[notification userInfo] objectForKey:kHIDRemoteDNStatusActionKey]) != nil) - { - if ((_mode == kHIDRemoteModeNone) && (_waitForReturnByPID!=nil)) - { - NSNumber *pidNumber, *returnToPIDNumber; - - if ((pidNumber = [[notification userInfo] objectForKey:kHIDRemoteDNStatusPIDKey]) != nil) - { - returnToPIDNumber = [[notification userInfo] objectForKey:kHIDRemoteDNStatusReturnToPIDKey]; - - if ([action isEqual:kHIDRemoteDNStatusActionStart]) - { - if ([pidNumber isEqual:_waitForReturnByPID]) - { - NSNumber *startMode; - - if ((startMode = [[notification userInfo] objectForKey:kHIDRemoteDNStatusModeKey]) != nil) - { - if ([startMode intValue] == kHIDRemoteModeShared) - { - returnToPIDNumber = [NSNumber numberWithInt:getpid()]; - action = kHIDRemoteDNStatusActionNoNeed; - } - } - } - } - - if (returnToPIDNumber != nil) - { - if ([action isEqual:kHIDRemoteDNStatusActionStop] || [action isEqual:kHIDRemoteDNStatusActionNoNeed]) - { - if ([pidNumber isEqual:_waitForReturnByPID] && ([returnToPIDNumber intValue] == getpid())) - { - [_waitForReturnByPID release]; - _waitForReturnByPID = nil; - - if (([self delegate] != nil) && - ([[self delegate] respondsToSelector:@selector(hidRemote:exclusiveLockReleasedByApplicationWithInfo:)])) - { - [[self delegate] hidRemote:self exclusiveLockReleasedByApplicationWithInfo:[notification userInfo]]; - } - else - { - [self startRemoteControl:kHIDRemoteModeExclusive]; - } - } - } - } - } - } - - if (_mode==kHIDRemoteModeExclusive) - { - if ([action isEqual:kHIDRemoteDNStatusActionStart]) - { - NSNumber *originPID = [[notification userInfo] objectForKey:kHIDRemoteDNStatusPIDKey]; - BOOL lendLock = YES; - - if ([originPID intValue] != getpid()) - { - if (([self delegate] != nil) && - ([[self delegate] respondsToSelector:@selector(hidRemote:lendExclusiveLockToApplicationWithInfo:)])) - { - lendLock = [[self delegate] hidRemote:self lendExclusiveLockToApplicationWithInfo:[notification userInfo]]; - } - - if (lendLock) - { - [_waitForReturnByPID release]; - _waitForReturnByPID = [originPID retain]; - - if (_waitForReturnByPID != nil) - { - [self stopRemoteControl]; - - [[NSDistributedNotificationCenter defaultCenter] postNotificationName:kHIDRemoteDNHIDRemoteRetry - object:[NSString stringWithFormat:@"%d", [_waitForReturnByPID intValue]] - userInfo:[NSDictionary dictionaryWithObjectsAndKeys: - [NSNumber numberWithUnsignedInt:(unsigned int)getpid()], kHIDRemoteDNStatusPIDKey, - [[NSBundle mainBundle] bundleIdentifier], (NSString *)kCFBundleIdentifierKey, - nil] - |