mirror of
https://github.com/mpv-player/mpv
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2026 lines
100 KiB
Objective-C
2026 lines
100 KiB
Objective-C
//
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// HIDRemote.m
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// HIDRemote V1.2 (27th May 2011)
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//
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// Created by Felix Schwarz on 06.04.07.
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// Copyright 2007-2011 IOSPIRIT GmbH. All rights reserved.
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//
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// The latest version of this class is available at
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// http://www.iospirit.com/developers/hidremote/
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//
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// ** LICENSE *************************************************************************
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//
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// Copyright (c) 2007-2011 IOSPIRIT GmbH (http://www.iospirit.com/)
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice, this list
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// of conditions and the following disclaimer.
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//
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// * Redistributions in binary form must reproduce the above copyright notice, this
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// list of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// * Neither the name of IOSPIRIT GmbH nor the names of its contributors may be used to
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// endorse or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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// DAMAGE.
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//
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// ************************************************************************************
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// ************************************************************************************
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// ********************************** DOCUMENTATION ***********************************
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// ************************************************************************************
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//
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// - a reference is available at http://www.iospirit.com/developers/hidremote/reference/
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// - for a guide, please see http://www.iospirit.com/developers/hidremote/guide/
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//
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// ************************************************************************************
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#import "HIDRemote.h"
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// Callback Prototypes
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static void HIDEventCallback( void * target,
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IOReturn result,
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void * refcon,
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void * sender);
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static void ServiceMatchingCallback( void *refCon,
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io_iterator_t iterator);
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static void ServiceNotificationCallback(void * refCon,
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io_service_t service,
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natural_t messageType,
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void * messageArgument);
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static void SecureInputNotificationCallback( void * refCon,
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io_service_t service,
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natural_t messageType,
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void * messageArgument);
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// Shared HIDRemote instance
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static HIDRemote *sHIDRemote = nil;
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@implementation HIDRemote
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#pragma mark -- Init, dealloc & shared instance --
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+ (HIDRemote *)sharedHIDRemote
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{
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if (sHIDRemote==nil)
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{
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sHIDRemote = [[HIDRemote alloc] init];
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}
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return (sHIDRemote);
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}
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- (id)init
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{
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if ((self = [super init]) != nil)
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{
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#ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING
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_runOnThread = [[NSThread currentThread] retain];
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#endif
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// Detect application becoming active/inactive
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationDidBecomeActiveNotification object:NSApp];
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationWillResignActiveNotification object:NSApp];
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_appStatusChanged:) name:NSApplicationWillTerminateNotification object:NSApp];
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// Handle distributed notifications
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_pidString = [[NSString alloc] initWithFormat:@"%d", getpid()];
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[[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemotePing object:nil];
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[[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteRetry object:kHIDRemoteDNHIDRemoteRetryGlobalObject];
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[[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteRetry object:_pidString];
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// Enabled by default: simulate hold events for plus/minus
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_simulateHoldEvents = YES;
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// 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)
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_secureEventInputWorkAround = YES;
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_secureInputNotification = 0;
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// Initialize instance variables
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_lastSeenRemoteID = -1;
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_lastSeenModel = kHIDRemoteModelUndetermined;
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_unusedButtonCodes = [[NSMutableArray alloc] init];
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_exclusiveLockLending = NO;
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_sendExclusiveResourceReuseNotification = YES;
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_applicationIsTerminating = NO;
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// Send status notifications
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_sendStatusNotifications = YES;
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}
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return (self);
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}
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- (void)dealloc
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{
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[[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationWillTerminateNotification object:NSApp];
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[[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationWillResignActiveNotification object:NSApp];
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[[NSNotificationCenter defaultCenter] removeObserver:self name:NSApplicationDidBecomeActiveNotification object:NSApp];
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[[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemotePing object:nil];
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[[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteRetry object:kHIDRemoteDNHIDRemoteRetryGlobalObject];
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[[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteRetry object:_pidString];
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[[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:nil object:nil]; /* As demanded by the documentation for -[NSDistributedNotificationCenter removeObserver:name:object:] */
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[self stopRemoteControl];
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[self setExclusiveLockLendingEnabled:NO];
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[self setDelegate:nil];
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if (_unusedButtonCodes != nil)
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{
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[_unusedButtonCodes release];
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_unusedButtonCodes = nil;
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}
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#ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING
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[_runOnThread release];
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_runOnThread = nil;
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#endif
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[_pidString release];
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_pidString = nil;
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[super dealloc];
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}
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#pragma mark -- PUBLIC: System Information --
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+ (BOOL)isCandelairInstalled
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{
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mach_port_t masterPort = 0;
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kern_return_t kernResult;
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io_service_t matchingService = 0;
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BOOL isInstalled = NO;
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kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort);
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if ((kernResult!=kIOReturnSuccess) || (masterPort==0)) { return(NO); }
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if ((matchingService = IOServiceGetMatchingService(masterPort, IOServiceMatching("IOSPIRITIRController"))) != 0)
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{
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isInstalled = YES;
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IOObjectRelease((io_object_t) matchingService);
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}
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mach_port_deallocate(mach_task_self(), masterPort);
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return (isInstalled);
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}
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+ (BOOL)isCandelairInstallationRequiredForRemoteMode:(HIDRemoteMode)remoteMode
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{
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return (NO);
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}
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- (HIDRemoteAluminumRemoteSupportLevel)aluminiumRemoteSystemSupportLevel
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{
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HIDRemoteAluminumRemoteSupportLevel supportLevel = kHIDRemoteAluminumRemoteSupportLevelNone;
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NSEnumerator *attribDictsEnum;
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NSDictionary *hidAttribsDict;
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attribDictsEnum = [_serviceAttribMap objectEnumerator];
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while ((hidAttribsDict = [attribDictsEnum nextObject]) != nil)
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{
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NSNumber *deviceSupportLevel;
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if ((deviceSupportLevel = [hidAttribsDict objectForKey:kHIDRemoteAluminumRemoteSupportLevel]) != nil)
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{
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if ([deviceSupportLevel intValue] > (int)supportLevel)
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{
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supportLevel = [deviceSupportLevel intValue];
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}
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}
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}
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return (supportLevel);
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}
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#pragma mark -- PUBLIC: Interface / API --
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- (BOOL)startRemoteControl:(HIDRemoteMode)hidRemoteMode
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{
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if ((_mode == kHIDRemoteModeNone) && (hidRemoteMode != kHIDRemoteModeNone))
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{
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kern_return_t kernReturn;
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CFMutableDictionaryRef matchDict=NULL;
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io_service_t rootService;
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do
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{
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// Get IOKit master port
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kernReturn = IOMasterPort(bootstrap_port, &_masterPort);
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if ((kernReturn!=kIOReturnSuccess) || (_masterPort==0)) { break; }
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// Setup notification port
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_notifyPort = IONotificationPortCreate(_masterPort);
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if ((_notifyRLSource = IONotificationPortGetRunLoopSource(_notifyPort)) != NULL)
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{
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CFRunLoopAddSource( CFRunLoopGetCurrent(),
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_notifyRLSource,
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kCFRunLoopCommonModes);
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}
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else
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{
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break;
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}
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// Setup SecureInput notification
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if ((hidRemoteMode == kHIDRemoteModeExclusive) || (hidRemoteMode == kHIDRemoteModeExclusiveAuto))
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{
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if ((rootService = IORegistryEntryFromPath(_masterPort, kIOServicePlane ":/")) != 0)
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{
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kernReturn = IOServiceAddInterestNotification( _notifyPort,
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rootService,
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kIOBusyInterest,
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SecureInputNotificationCallback,
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(void *)self,
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&_secureInputNotification);
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if (kernReturn != kIOReturnSuccess) { break; }
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[self _updateSessionInformation];
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}
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else
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{
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break;
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}
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}
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// Setup notification matching dict
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matchDict = IOServiceMatching(kIOHIDDeviceKey);
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CFRetain(matchDict);
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// Actually add notification
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kernReturn = IOServiceAddMatchingNotification( _notifyPort,
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kIOFirstMatchNotification,
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matchDict, // one reference count consumed by this call
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ServiceMatchingCallback,
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(void *) self,
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&_matchingServicesIterator);
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if (kernReturn != kIOReturnSuccess) { break; }
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// Setup serviceAttribMap
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_serviceAttribMap = [[NSMutableDictionary alloc] init];
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if (_serviceAttribMap==nil) { break; }
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// Phew .. everything went well!
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_mode = hidRemoteMode;
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CFRelease(matchDict);
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[self _serviceMatching:_matchingServicesIterator];
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[self _postStatusWithAction:kHIDRemoteDNStatusActionStart];
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return (YES);
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}while(0);
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// An error occurred. Do necessary clean up.
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if (matchDict!=NULL)
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{
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CFRelease(matchDict);
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matchDict = NULL;
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}
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[self stopRemoteControl];
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}
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return (NO);
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}
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- (void)stopRemoteControl
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{
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UInt32 serviceCount = 0;
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_autoRecover = NO;
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_isStopping = YES;
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if (_autoRecoveryTimer!=nil)
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{
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[_autoRecoveryTimer invalidate];
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[_autoRecoveryTimer release];
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_autoRecoveryTimer = nil;
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}
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if (_serviceAttribMap!=nil)
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{
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NSDictionary *cloneDict = [[NSDictionary alloc] initWithDictionary:_serviceAttribMap];
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if (cloneDict!=nil)
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{
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NSEnumerator *mapKeyEnum = [cloneDict keyEnumerator];
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NSNumber *serviceValue;
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while ((serviceValue = [mapKeyEnum nextObject]) != nil)
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{
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[self _destructService:(io_object_t)[serviceValue unsignedIntValue]];
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serviceCount++;
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};
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[cloneDict release];
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cloneDict = nil;
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}
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[_serviceAttribMap release];
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_serviceAttribMap = nil;
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}
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if (_matchingServicesIterator!=0)
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{
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IOObjectRelease((io_object_t) _matchingServicesIterator);
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_matchingServicesIterator = 0;
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}
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if (_secureInputNotification!=0)
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{
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IOObjectRelease((io_object_t) _secureInputNotification);
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_secureInputNotification = 0;
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}
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if (_notifyRLSource!=NULL)
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{
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CFRunLoopSourceInvalidate(_notifyRLSource);
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_notifyRLSource = NULL;
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}
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if (_notifyPort!=NULL)
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{
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IONotificationPortDestroy(_notifyPort);
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_notifyPort = NULL;
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}
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if (_masterPort!=0)
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{
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mach_port_deallocate(mach_task_self(), _masterPort);
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_masterPort = 0;
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}
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if (_returnToPID!=nil)
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{
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[_returnToPID release];
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_returnToPID = nil;
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}
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if (_mode!=kHIDRemoteModeNone)
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{
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// Post status
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[self _postStatusWithAction:kHIDRemoteDNStatusActionStop];
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if (_sendStatusNotifications)
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{
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// 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
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if (((_mode==kHIDRemoteModeExclusive) || (_mode==kHIDRemoteModeExclusiveAuto)) && (_sendExclusiveResourceReuseNotification==YES) && (_exclusiveLockLending==NO) && (serviceCount>0))
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{
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_mode = kHIDRemoteModeNone;
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if (!_isRestarting)
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{
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[[NSDistributedNotificationCenter defaultCenter] postNotificationName:kHIDRemoteDNHIDRemoteRetry
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object:kHIDRemoteDNHIDRemoteRetryGlobalObject
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userInfo:[NSDictionary dictionaryWithObjectsAndKeys:
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[NSNumber numberWithUnsignedInt:(unsigned int)getpid()], kHIDRemoteDNStatusPIDKey,
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[[NSBundle mainBundle] bundleIdentifier], (NSString *)kCFBundleIdentifierKey,
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nil]
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deliverImmediately:YES];
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}
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}
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}
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}
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_mode = kHIDRemoteModeNone;
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_isStopping = NO;
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}
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- (BOOL)isStarted
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{
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return (_mode != kHIDRemoteModeNone);
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}
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- (HIDRemoteMode)startedInMode
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{
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return (_mode);
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}
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- (unsigned)activeRemoteControlCount
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{
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return ([_serviceAttribMap count]);
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}
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- (SInt32)lastSeenRemoteControlID
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{
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return (_lastSeenRemoteID);
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}
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- (HIDRemoteModel)lastSeenModel
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{
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return (_lastSeenModel);
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}
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- (void)setLastSeenModel:(HIDRemoteModel)aModel
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{
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_lastSeenModel = aModel;
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}
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- (void)setSimulateHoldEvents:(BOOL)newSimulateHoldEvents
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{
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_simulateHoldEvents = newSimulateHoldEvents;
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}
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- (BOOL)simulateHoldEvents
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{
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return (_simulateHoldEvents);
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}
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- (NSArray *)unusedButtonCodes
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{
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return (_unusedButtonCodes);
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}
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- (void)setUnusedButtonCodes:(NSArray *)newArrayWithUnusedButtonCodesAsNSNumbers
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{
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[newArrayWithUnusedButtonCodesAsNSNumbers retain];
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[_unusedButtonCodes release];
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_unusedButtonCodes = newArrayWithUnusedButtonCodesAsNSNumbers;
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[self _postStatusWithAction:kHIDRemoteDNStatusActionUpdate];
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}
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- (void)setDelegate:(NSObject <HIDRemoteDelegate> *)newDelegate
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{
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_delegate = newDelegate;
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}
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- (NSObject <HIDRemoteDelegate> *)delegate
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{
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return (_delegate);
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}
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#pragma mark -- PUBLIC: Expert APIs --
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- (void)setEnableSecureEventInputWorkaround:(BOOL)newEnableSecureEventInputWorkaround
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{
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_secureEventInputWorkAround = newEnableSecureEventInputWorkaround;
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}
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- (BOOL)enableSecureEventInputWorkaround
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{
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return (_secureEventInputWorkAround);
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}
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- (void)setExclusiveLockLendingEnabled:(BOOL)newExclusiveLockLendingEnabled
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{
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if (newExclusiveLockLendingEnabled != _exclusiveLockLending)
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{
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_exclusiveLockLending = newExclusiveLockLendingEnabled;
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if (_exclusiveLockLending)
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{
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[[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(_handleNotifications:) name:kHIDRemoteDNHIDRemoteStatus object:nil];
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}
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else
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{
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[[NSDistributedNotificationCenter defaultCenter] removeObserver:self name:kHIDRemoteDNHIDRemoteStatus object:nil];
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[_waitForReturnByPID release];
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_waitForReturnByPID = nil;
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}
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}
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}
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- (BOOL)exclusiveLockLendingEnabled
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{
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return (_exclusiveLockLending);
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}
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- (void)setSendExclusiveResourceReuseNotification:(BOOL)newSendExclusiveResourceReuseNotification
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{
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_sendExclusiveResourceReuseNotification = newSendExclusiveResourceReuseNotification;
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}
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- (BOOL)sendExclusiveResourceReuseNotification
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{
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return (_sendExclusiveResourceReuseNotification);
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}
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- (BOOL)isApplicationTerminating
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{
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return (_applicationIsTerminating);
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}
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- (BOOL)isStopping
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{
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return (_isStopping);
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}
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#pragma mark -- PRIVATE: Application becomes active / inactive handling for kHIDRemoteModeExclusiveAuto --
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- (void)_appStatusChanged:(NSNotification *)notification
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{
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#ifdef HIDREMOTE_THREADSAFETY_HARDENED_NOTIFICATION_HANDLING
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|
if ([self respondsToSelector:@selector(performSelector:onThread:withObject:waitUntilDone:)]) // OS X 10.5+ only
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|
{
|
|
if ([NSThread currentThread] != _runOnThread)
|
|
{
|
|
if ([[notification name] isEqual:NSApplicationDidBecomeActiveNotification])
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{
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if (!_autoRecover)
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{
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return;
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}
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}
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if ([[notification name] isEqual:NSApplicationWillResignActiveNotification])
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|
{
|
|
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]
|
|
deliverImmediately:YES];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
- (void)_setSendStatusNotifications:(BOOL)doSend
|
|
{
|
|
_sendStatusNotifications = doSend;
|
|
}
|
|
|
|
- (BOOL)_sendStatusNotifications
|
|
{
|
|
return (_sendStatusNotifications);
|
|
}
|
|
|
|
#pragma mark -- PRIVATE: Service setup and destruction --
|
|
- (BOOL)_prematchService:(io_object_t)service
|
|
{
|
|
BOOL serviceMatches = NO;
|
|
NSString *ioClass;
|
|
NSNumber *candelairHIDRemoteCompatibilityMask;
|
|
|
|
if (service != 0)
|
|
{
|
|
// IOClass matching
|
|
if ((ioClass = (NSString *)IORegistryEntryCreateCFProperty((io_registry_entry_t)service,
|
|
CFSTR(kIOClassKey),
|
|
kCFAllocatorDefault,
|
|
0)) != nil)
|
|
{
|
|
// Match on Apple's AppleIRController and old versions of the Remote Buddy IR Controller
|
|
if ([ioClass isEqual:@"AppleIRController"] || [ioClass isEqual:@"RBIOKitAIREmu"])
|
|
{
|
|
CFTypeRef candelairHIDRemoteCompatibilityDevice;
|
|
|
|
serviceMatches = YES;
|
|
|
|
if ((candelairHIDRemoteCompatibilityDevice = IORegistryEntryCreateCFProperty((io_registry_entry_t)service, CFSTR("CandelairHIDRemoteCompatibilityDevice"), kCFAllocatorDefault, 0)) != NULL)
|
|
{
|
|
if (CFEqual(kCFBooleanTrue, candelairHIDRemoteCompatibilityDevice))
|
|
{
|
|
serviceMatches = NO;
|
|
}
|
|
|
|
CFRelease (candelairHIDRemoteCompatibilityDevice);
|
|
}
|
|
}
|
|
|
|
// Match on the virtual IOSPIRIT IR Controller
|
|
if ([ioClass isEqual:@"IOSPIRITIRController"])
|
|
{
|
|
serviceMatches = YES;
|
|
}
|
|
|
|
CFRelease((CFTypeRef)ioClass);
|
|
}
|
|
|
|
// Match on services that claim compatibility with the HID Remote class (Candelair or third-party) by having a property of CandelairHIDRemoteCompatibilityMask = 1 <Type: Number>
|
|
if ((candelairHIDRemoteCompatibilityMask = (NSNumber *)IORegistryEntryCreateCFProperty((io_registry_entry_t)service, CFSTR("CandelairHIDRemoteCompatibilityMask"), kCFAllocatorDefault, 0)) != nil)
|
|
{
|
|
if ([candelairHIDRemoteCompatibilityMask isKindOfClass:[NSNumber class]])
|
|
{
|
|
if ([candelairHIDRemoteCompatibilityMask unsignedIntValue] & kHIDRemoteCompatibilityFlagsStandardHIDRemoteDevice)
|
|
{
|
|
serviceMatches = YES;
|
|
}
|
|
else
|
|
{
|
|
serviceMatches = NO;
|
|
}
|
|
}
|
|
|
|
CFRelease((CFTypeRef)candelairHIDRemoteCompatibilityMask);
|
|
}
|
|
}
|
|
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:inspectNewHardwareWithService:prematchResult:)]))
|
|
{
|
|
serviceMatches = [((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self inspectNewHardwareWithService:service prematchResult:serviceMatches];
|
|
}
|
|
|
|
return (serviceMatches);
|
|
}
|
|
|
|
- (HIDRemoteButtonCode)buttonCodeForUsage:(unsigned int)usage usagePage:(unsigned int)usagePage
|
|
{
|
|
HIDRemoteButtonCode buttonCode = kHIDRemoteButtonCodeNone;
|
|
|
|
switch (usagePage)
|
|
{
|
|
case kHIDPage_Consumer:
|
|
switch (usage)
|
|
{
|
|
case kHIDUsage_Csmr_MenuPick:
|
|
// Aluminum Remote: Center
|
|
buttonCode = (kHIDRemoteButtonCodeCenter|kHIDRemoteButtonCodeAluminumMask);
|
|
break;
|
|
|
|
case kHIDUsage_Csmr_ModeStep:
|
|
// Aluminium Remote: Center Hold
|
|
buttonCode = (kHIDRemoteButtonCodeCenterHold|kHIDRemoteButtonCodeAluminumMask);
|
|
break;
|
|
|
|
case kHIDUsage_Csmr_PlayOrPause:
|
|
// Aluminum Remote: Play/Pause
|
|
buttonCode = (kHIDRemoteButtonCodePlay|kHIDRemoteButtonCodeAluminumMask);
|
|
break;
|
|
|
|
case kHIDUsage_Csmr_Rewind:
|
|
buttonCode = kHIDRemoteButtonCodeLeftHold;
|
|
break;
|
|
|
|
case kHIDUsage_Csmr_FastForward:
|
|
buttonCode = kHIDRemoteButtonCodeRightHold;
|
|
break;
|
|
|
|
case kHIDUsage_Csmr_Menu:
|
|
buttonCode = kHIDRemoteButtonCodeMenuHold;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case kHIDPage_GenericDesktop:
|
|
switch (usage)
|
|
{
|
|
case kHIDUsage_GD_SystemAppMenu:
|
|
buttonCode = kHIDRemoteButtonCodeMenu;
|
|
break;
|
|
|
|
case kHIDUsage_GD_SystemMenu:
|
|
buttonCode = kHIDRemoteButtonCodeCenter;
|
|
break;
|
|
|
|
case kHIDUsage_GD_SystemMenuRight:
|
|
buttonCode = kHIDRemoteButtonCodeRight;
|
|
break;
|
|
|
|
case kHIDUsage_GD_SystemMenuLeft:
|
|
buttonCode = kHIDRemoteButtonCodeLeft;
|
|
break;
|
|
|
|
case kHIDUsage_GD_SystemMenuUp:
|
|
buttonCode = kHIDRemoteButtonCodeUp;
|
|
break;
|
|
|
|
case kHIDUsage_GD_SystemMenuDown:
|
|
buttonCode = kHIDRemoteButtonCodeDown;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 0x06: /* Reserved */
|
|
switch (usage)
|
|
{
|
|
case 0x22:
|
|
buttonCode = kHIDRemoteButtonCodeIDChanged;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 0xFF01: /* Vendor specific */
|
|
switch (usage)
|
|
{
|
|
case 0x23:
|
|
buttonCode = kHIDRemoteButtonCodeCenterHold;
|
|
break;
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 2
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
}
|
|
break;
|
|
}
|
|
|
|
return (buttonCode);
|
|
}
|
|
|
|
- (BOOL)_setupService:(io_object_t)service
|
|
{
|
|
kern_return_t kernResult;
|
|
IOReturn returnCode;
|
|
HRESULT hResult;
|
|
SInt32 score;
|
|
BOOL opened = NO, queueStarted = NO;
|
|
IOHIDDeviceInterface122 **hidDeviceInterface = NULL;
|
|
IOCFPlugInInterface **cfPluginInterface = NULL;
|
|
IOHIDQueueInterface **hidQueueInterface = NULL;
|
|
io_object_t serviceNotification = 0;
|
|
CFRunLoopSourceRef queueEventSource = NULL;
|
|
NSMutableDictionary *hidAttribsDict = nil;
|
|
CFArrayRef hidElements = NULL;
|
|
NSError *error = nil;
|
|
UInt32 errorCode = 0;
|
|
|
|
if (![self _prematchService:service])
|
|
{
|
|
return (NO);
|
|
}
|
|
|
|
do
|
|
{
|
|
// Create a plugin interface ..
|
|
kernResult = IOCreatePlugInInterfaceForService( service,
|
|
kIOHIDDeviceUserClientTypeID,
|
|
kIOCFPlugInInterfaceID,
|
|
&cfPluginInterface,
|
|
&score);
|
|
|
|
if (kernResult != kIOReturnSuccess)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:kernResult userInfo:nil];
|
|
errorCode = 1;
|
|
break;
|
|
}
|
|
|
|
|
|
// .. use it to get the HID interface ..
|
|
hResult = (*cfPluginInterface)->QueryInterface( cfPluginInterface,
|
|
CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID122),
|
|
(LPVOID)&hidDeviceInterface);
|
|
|
|
if ((hResult!=S_OK) || (hidDeviceInterface==NULL))
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:hResult userInfo:nil];
|
|
errorCode = 2;
|
|
break;
|
|
}
|
|
|
|
|
|
// .. then open it ..
|
|
switch (_mode)
|
|
{
|
|
case kHIDRemoteModeShared:
|
|
hResult = (*hidDeviceInterface)->open(hidDeviceInterface, kIOHIDOptionsTypeNone);
|
|
break;
|
|
|
|
case kHIDRemoteModeExclusive:
|
|
case kHIDRemoteModeExclusiveAuto:
|
|
hResult = (*hidDeviceInterface)->open(hidDeviceInterface, kIOHIDOptionsTypeSeizeDevice);
|
|
break;
|
|
|
|
default:
|
|
goto cleanUp; // Ugh! But there are no "double breaks" available in C AFAIK ..
|
|
break;
|
|
}
|
|
|
|
if (hResult!=S_OK)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:hResult userInfo:nil];
|
|
errorCode = 3;
|
|
break;
|
|
}
|
|
|
|
opened = YES;
|
|
|
|
// .. query the HID elements ..
|
|
returnCode = (*hidDeviceInterface)->copyMatchingElements(hidDeviceInterface,
|
|
NULL,
|
|
&hidElements);
|
|
if ((returnCode != kIOReturnSuccess) || (hidElements==NULL))
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 4;
|
|
|
|
break;
|
|
}
|
|
|
|
// Setup an event queue for HID events!
|
|
hidQueueInterface = (*hidDeviceInterface)->allocQueue(hidDeviceInterface);
|
|
if (hidQueueInterface == NULL)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:kIOReturnError userInfo:nil];
|
|
errorCode = 5;
|
|
|
|
break;
|
|
}
|
|
|
|
returnCode = (*hidQueueInterface)->create(hidQueueInterface, 0, 32);
|
|
if (returnCode != kIOReturnSuccess)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 6;
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
// Setup of attributes stored for this HID device
|
|
hidAttribsDict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
|
|
[NSValue valueWithPointer:(const void *)cfPluginInterface], kHIDRemoteCFPluginInterface,
|
|
[NSValue valueWithPointer:(const void *)hidDeviceInterface], kHIDRemoteHIDDeviceInterface,
|
|
[NSValue valueWithPointer:(const void *)hidQueueInterface], kHIDRemoteHIDQueueInterface,
|
|
nil];
|
|
|
|
{
|
|
UInt32 i, hidElementCnt = CFArrayGetCount(hidElements);
|
|
NSMutableDictionary *cookieButtonCodeLUT = [[NSMutableDictionary alloc] init];
|
|
NSMutableDictionary *cookieCount = [[NSMutableDictionary alloc] init];
|
|
|
|
if ((cookieButtonCodeLUT==nil) || (cookieCount==nil))
|
|
{
|
|
[cookieButtonCodeLUT release];
|
|
cookieButtonCodeLUT = nil;
|
|
|
|
[cookieCount release];
|
|
cookieCount = nil;
|
|
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:kIOReturnError userInfo:nil];
|
|
errorCode = 7;
|
|
|
|
break;
|
|
}
|
|
|
|
// Analyze the HID elements and find matching elements
|
|
for (i=0;i<hidElementCnt;i++)
|
|
{
|
|
CFDictionaryRef hidDict;
|
|
NSNumber *usage, *usagePage, *cookie;
|
|
HIDRemoteButtonCode buttonCode = kHIDRemoteButtonCodeNone;
|
|
|
|
hidDict = CFArrayGetValueAtIndex(hidElements, i);
|
|
|
|
usage = (NSNumber *) CFDictionaryGetValue(hidDict, CFSTR(kIOHIDElementUsageKey));
|
|
usagePage = (NSNumber *) CFDictionaryGetValue(hidDict, CFSTR(kIOHIDElementUsagePageKey));
|
|
cookie = (NSNumber *) CFDictionaryGetValue(hidDict, CFSTR(kIOHIDElementCookieKey));
|
|
|
|
if ((usage!=nil) && (usagePage!=nil) && (cookie!=nil))
|
|
{
|
|
// Find the button codes for the ID combos
|
|
buttonCode = [self buttonCodeForUsage:[usage unsignedIntValue] usagePage:[usagePage unsignedIntValue]];
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
// Debug logging code
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 3
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
|
|
// Did record match?
|
|
if (buttonCode != kHIDRemoteButtonCodeNone)
|
|
{
|
|
NSString *pairString = [[NSString alloc] initWithFormat:@"%u_%u", [usagePage unsignedIntValue], [usage unsignedIntValue]];
|
|
NSNumber *buttonCodeNumber = [[NSNumber alloc] initWithUnsignedInt:(unsigned int)buttonCode];
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
// Debug logging code
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 4
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
|
|
[cookieCount setObject:buttonCodeNumber forKey:pairString];
|
|
[cookieButtonCodeLUT setObject:buttonCodeNumber forKey:cookie];
|
|
|
|
(*hidQueueInterface)->addElement(hidQueueInterface,
|
|
(IOHIDElementCookie) [cookie unsignedIntValue],
|
|
0);
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
// Get current Apple Remote ID value
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 7
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
|
|
[buttonCodeNumber release];
|
|
[pairString release];
|
|
}
|
|
}
|
|
}
|
|
|
|
// Compare number of *unique* matches (thus the cookieCount dictionary) with required minimum
|
|
if ([cookieCount count] < 10)
|
|
{
|
|
[cookieButtonCodeLUT release];
|
|
cookieButtonCodeLUT = nil;
|
|
|
|
[cookieCount release];
|
|
cookieCount = nil;
|
|
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:kIOReturnError userInfo:nil];
|
|
errorCode = 8;
|
|
|
|
break;
|
|
}
|
|
|
|
[hidAttribsDict setObject:cookieButtonCodeLUT forKey:kHIDRemoteCookieButtonCodeLUT];
|
|
|
|
[cookieButtonCodeLUT release];
|
|
cookieButtonCodeLUT = nil;
|
|
|
|
[cookieCount release];
|
|
cookieCount = nil;
|
|
}
|
|
|
|
// Finish setup of IOHIDQueueInterface with CFRunLoop
|
|
returnCode = (*hidQueueInterface)->createAsyncEventSource(hidQueueInterface, &queueEventSource);
|
|
if ((returnCode != kIOReturnSuccess) || (queueEventSource == NULL))
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 9;
|
|
break;
|
|
}
|
|
|
|
returnCode = (*hidQueueInterface)->setEventCallout(hidQueueInterface, HIDEventCallback, (void *)((intptr_t)service), (void *)self);
|
|
if (returnCode != kIOReturnSuccess)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 10;
|
|
break;
|
|
}
|
|
|
|
CFRunLoopAddSource( CFRunLoopGetCurrent(),
|
|
queueEventSource,
|
|
kCFRunLoopCommonModes);
|
|
[hidAttribsDict setObject:[NSValue valueWithPointer:(const void *)queueEventSource] forKey:kHIDRemoteCFRunLoopSource];
|
|
|
|
returnCode = (*hidQueueInterface)->start(hidQueueInterface);
|
|
if (returnCode != kIOReturnSuccess)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 11;
|
|
break;
|
|
}
|
|
|
|
queueStarted = YES;
|
|
|
|
// Setup device notifications
|
|
returnCode = IOServiceAddInterestNotification( _notifyPort,
|
|
service,
|
|
kIOGeneralInterest,
|
|
ServiceNotificationCallback,
|
|
self,
|
|
&serviceNotification);
|
|
if ((returnCode != kIOReturnSuccess) || (serviceNotification==0))
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:returnCode userInfo:nil];
|
|
errorCode = 12;
|
|
break;
|
|
}
|
|
|
|
[hidAttribsDict setObject:[NSNumber numberWithUnsignedInt:(unsigned int)serviceNotification] forKey:kHIDRemoteServiceNotification];
|
|
|
|
// Retain service
|
|
if (IOObjectRetain(service) != kIOReturnSuccess)
|
|
{
|
|
error = [NSError errorWithDomain:NSMachErrorDomain code:kIOReturnError userInfo:nil];
|
|
errorCode = 13;
|
|
break;
|
|
}
|
|
|
|
[hidAttribsDict setObject:[NSNumber numberWithUnsignedInt:(unsigned int)service] forKey:kHIDRemoteService];
|
|
|
|
// Get some (somewhat optional) infos on the device
|
|
{
|
|
CFStringRef product, manufacturer, transport;
|
|
|
|
if ((product = IORegistryEntryCreateCFProperty( (io_registry_entry_t)service,
|
|
(CFStringRef) @"Product",
|
|
kCFAllocatorDefault,
|
|
0)) != NULL)
|
|
{
|
|
if (CFGetTypeID(product) == CFStringGetTypeID())
|
|
{
|
|
[hidAttribsDict setObject:(NSString *)product forKey:kHIDRemoteProduct];
|
|
}
|
|
|
|
CFRelease(product);
|
|
}
|
|
|
|
if ((manufacturer = IORegistryEntryCreateCFProperty( (io_registry_entry_t)service,
|
|
(CFStringRef) @"Manufacturer",
|
|
kCFAllocatorDefault,
|
|
0)) != NULL)
|
|
{
|
|
if (CFGetTypeID(manufacturer) == CFStringGetTypeID())
|
|
{
|
|
[hidAttribsDict setObject:(NSString *)manufacturer forKey:kHIDRemoteManufacturer];
|
|
}
|
|
|
|
CFRelease(manufacturer);
|
|
}
|
|
|
|
if ((transport = IORegistryEntryCreateCFProperty( (io_registry_entry_t)service,
|
|
(CFStringRef) @"Transport",
|
|
kCFAllocatorDefault,
|
|
0)) != NULL)
|
|
{
|
|
if (CFGetTypeID(transport) == CFStringGetTypeID())
|
|
{
|
|
[hidAttribsDict setObject:(NSString *)transport forKey:kHIDRemoteTransport];
|
|
}
|
|
|
|
CFRelease(transport);
|
|
}
|
|
}
|
|
|
|
// Determine Aluminum Remote support
|
|
{
|
|
CFNumberRef aluSupport;
|
|
HIDRemoteAluminumRemoteSupportLevel supportLevel = kHIDRemoteAluminumRemoteSupportLevelNone;
|
|
|
|
if ((_mode == kHIDRemoteModeExclusive) || (_mode == kHIDRemoteModeExclusiveAuto))
|
|
{
|
|
// Determine if this driver offers on-demand support for the Aluminum Remote (only relevant under OS versions < 10.6.2)
|
|
if ((aluSupport = IORegistryEntryCreateCFProperty((io_registry_entry_t)service,
|
|
(CFStringRef) @"AluminumRemoteSupportLevelOnDemand",
|
|
kCFAllocatorDefault,
|
|
0)) != nil)
|
|
{
|
|
// There is => request the driver to enable it for us
|
|
if (IORegistryEntrySetCFProperty((io_registry_entry_t)service,
|
|
CFSTR("EnableAluminumRemoteSupportForMe"),
|
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
|
[NSNumber numberWithLongLong:(long long)getpid()], @"pid",
|
|
[NSNumber numberWithLongLong:(long long)getuid()], @"uid",
|
|
nil]) == kIOReturnSuccess)
|
|
{
|
|
if (CFGetTypeID(aluSupport) == CFNumberGetTypeID())
|
|
{
|
|
supportLevel = (HIDRemoteAluminumRemoteSupportLevel) [(NSNumber *)aluSupport intValue];
|
|
}
|
|
|
|
[hidAttribsDict setObject:[NSNumber numberWithBool:YES] forKey:kHIDRemoteAluminumRemoteSupportOnDemand];
|
|
}
|
|
|
|
CFRelease(aluSupport);
|
|
}
|
|
}
|
|
|
|
if (supportLevel == kHIDRemoteAluminumRemoteSupportLevelNone)
|
|
{
|
|
if ((aluSupport = IORegistryEntryCreateCFProperty((io_registry_entry_t)service,
|
|
(CFStringRef) @"AluminumRemoteSupportLevel",
|
|
kCFAllocatorDefault,
|
|
0)) != nil)
|
|
{
|
|
if (CFGetTypeID(aluSupport) == CFNumberGetTypeID())
|
|
{
|
|
supportLevel = (HIDRemoteAluminumRemoteSupportLevel) [(NSNumber *)aluSupport intValue];
|
|
}
|
|
|
|
CFRelease(aluSupport);
|
|
}
|
|
else
|
|
{
|
|
CFStringRef ioKitClassName;
|
|
|
|
if ((ioKitClassName = IORegistryEntryCreateCFProperty( (io_registry_entry_t)service,
|
|
CFSTR(kIOClassKey),
|
|
kCFAllocatorDefault,
|
|
0)) != nil)
|
|
{
|
|
if ([(NSString *)ioKitClassName isEqual:@"AppleIRController"])
|
|
{
|
|
supportLevel = kHIDRemoteAluminumRemoteSupportLevelNative;
|
|
}
|
|
|
|
CFRelease(ioKitClassName);
|
|
}
|
|
}
|
|
}
|
|
|
|
[hidAttribsDict setObject:(NSNumber *)[NSNumber numberWithInt:(int)supportLevel] forKey:kHIDRemoteAluminumRemoteSupportLevel];
|
|
}
|
|
|
|
// Add it to the serviceAttribMap
|
|
[_serviceAttribMap setObject:hidAttribsDict forKey:[NSNumber numberWithUnsignedInt:(unsigned int)service]];
|
|
|
|
// And we're done with setup ..
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:foundNewHardwareWithAttributes:)]))
|
|
{
|
|
[((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self foundNewHardwareWithAttributes:hidAttribsDict];
|
|
}
|
|
|
|
[hidAttribsDict release];
|
|
hidAttribsDict = nil;
|
|
|
|
return(YES);
|
|
|
|
}while(0);
|
|
|
|
cleanUp:
|
|
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:failedNewHardwareWithError:)]))
|
|
{
|
|
if (error!=nil)
|
|
{
|
|
error = [NSError errorWithDomain:[error domain]
|
|
code:[error code]
|
|
userInfo:[NSDictionary dictionaryWithObject:[NSNumber numberWithInt:errorCode] forKey:@"InternalErrorCode"]
|
|
];
|
|
}
|
|
|
|
[((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self failedNewHardwareWithError:error];
|
|
}
|
|
|
|
// An error occurred or this device is not of interest .. cleanup ..
|
|
if (serviceNotification!=0)
|
|
{
|
|
IOObjectRelease(serviceNotification);
|
|
serviceNotification = 0;
|
|
}
|
|
|
|
if (queueEventSource!=NULL)
|
|
{
|
|
CFRunLoopSourceInvalidate(queueEventSource);
|
|
queueEventSource=NULL;
|
|
}
|
|
|
|
if (hidQueueInterface!=NULL)
|
|
{
|
|
if (queueStarted)
|
|
{
|
|
(*hidQueueInterface)->stop(hidQueueInterface);
|
|
}
|
|
(*hidQueueInterface)->dispose(hidQueueInterface);
|
|
(*hidQueueInterface)->Release(hidQueueInterface);
|
|
hidQueueInterface = NULL;
|
|
}
|
|
|
|
if (hidAttribsDict!=nil)
|
|
{
|
|
[hidAttribsDict release];
|
|
hidAttribsDict = nil;
|
|
}
|
|
|
|
if (hidElements!=NULL)
|
|
{
|
|
CFRelease(hidElements);
|
|
hidElements = NULL;
|
|
}
|
|
|
|
if (hidDeviceInterface!=NULL)
|
|
{
|
|
if (opened)
|
|
{
|
|
(*hidDeviceInterface)->close(hidDeviceInterface);
|
|
}
|
|
(*hidDeviceInterface)->Release(hidDeviceInterface);
|
|
// opened = NO;
|
|
hidDeviceInterface = NULL;
|
|
}
|
|
|
|
if (cfPluginInterface!=NULL)
|
|
{
|
|
IODestroyPlugInInterface(cfPluginInterface);
|
|
cfPluginInterface = NULL;
|
|
}
|
|
|
|
return (NO);
|
|
}
|
|
|
|
- (void)_destructService:(io_object_t)service
|
|
{
|
|
NSNumber *serviceValue;
|
|
NSMutableDictionary *serviceDict = NULL;
|
|
|
|
if ((serviceValue = [NSNumber numberWithUnsignedInt:(unsigned int)service]) == nil)
|
|
{
|
|
return;
|
|
}
|
|
|
|
serviceDict = [_serviceAttribMap objectForKey:serviceValue];
|
|
|
|
if (serviceDict!=nil)
|
|
{
|
|
IOHIDDeviceInterface122 **hidDeviceInterface = NULL;
|
|
IOCFPlugInInterface **cfPluginInterface = NULL;
|
|
IOHIDQueueInterface **hidQueueInterface = NULL;
|
|
io_object_t serviceNotification = 0;
|
|
CFRunLoopSourceRef queueEventSource = NULL;
|
|
io_object_t theService = 0;
|
|
NSMutableDictionary *cookieButtonMap = nil;
|
|
NSTimer *simulateHoldTimer = nil;
|
|
|
|
serviceNotification = (io_object_t) ([serviceDict objectForKey:kHIDRemoteServiceNotification] ? [[serviceDict objectForKey:kHIDRemoteServiceNotification] unsignedIntValue] : 0);
|
|
theService = (io_object_t) ([serviceDict objectForKey:kHIDRemoteService] ? [[serviceDict objectForKey:kHIDRemoteService] unsignedIntValue] : 0);
|
|
queueEventSource = (CFRunLoopSourceRef) ([serviceDict objectForKey:kHIDRemoteCFRunLoopSource] ? [[serviceDict objectForKey:kHIDRemoteCFRunLoopSource] pointerValue] : NULL);
|
|
hidQueueInterface = (IOHIDQueueInterface **) ([serviceDict objectForKey:kHIDRemoteHIDQueueInterface] ? [[serviceDict objectForKey:kHIDRemoteHIDQueueInterface] pointerValue] : NULL);
|
|
hidDeviceInterface = (IOHIDDeviceInterface122 **) ([serviceDict objectForKey:kHIDRemoteHIDDeviceInterface] ? [[serviceDict objectForKey:kHIDRemoteHIDDeviceInterface] pointerValue] : NULL);
|
|
cfPluginInterface = (IOCFPlugInInterface **) ([serviceDict objectForKey:kHIDRemoteCFPluginInterface] ? [[serviceDict objectForKey:kHIDRemoteCFPluginInterface] pointerValue] : NULL);
|
|
cookieButtonMap = (NSMutableDictionary *) [serviceDict objectForKey:kHIDRemoteCookieButtonCodeLUT];
|
|
simulateHoldTimer = (NSTimer *) [serviceDict objectForKey:kHIDRemoteSimulateHoldEventsTimer];
|
|
|
|
[serviceDict retain];
|
|
[_serviceAttribMap removeObjectForKey:serviceValue];
|
|
|
|
if (([serviceDict objectForKey:kHIDRemoteAluminumRemoteSupportOnDemand]!=nil) && [[serviceDict objectForKey:kHIDRemoteAluminumRemoteSupportOnDemand] boolValue] && (theService != 0))
|
|
{
|
|
// We previously requested the driver to enable Aluminum Remote support for us. Tell it to turn it off again - now that we no longer need it
|
|
IORegistryEntrySetCFProperty( (io_registry_entry_t)theService,
|
|
CFSTR("DisableAluminumRemoteSupportForMe"),
|
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
|
[NSNumber numberWithLongLong:(long long)getpid()], @"pid",
|
|
[NSNumber numberWithLongLong:(long long)getuid()], @"uid",
|
|
nil]);
|
|
}
|
|
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:releasedHardwareWithAttributes:)]))
|
|
{
|
|
[((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self releasedHardwareWithAttributes:serviceDict];
|
|
}
|
|
|
|
if (simulateHoldTimer!=nil)
|
|
{
|
|
[simulateHoldTimer invalidate];
|
|
}
|
|
|
|
if (serviceNotification!=0)
|
|
{
|
|
IOObjectRelease(serviceNotification);
|
|
}
|
|
|
|
if (queueEventSource!=NULL)
|
|
{
|
|
CFRunLoopRemoveSource( CFRunLoopGetCurrent(),
|
|
queueEventSource,
|
|
kCFRunLoopCommonModes);
|
|
}
|
|
|
|
if ((hidQueueInterface!=NULL) && (cookieButtonMap!=nil))
|
|
{
|
|
NSEnumerator *cookieEnum = [cookieButtonMap keyEnumerator];
|
|
NSNumber *cookie;
|
|
|
|
while ((cookie = [cookieEnum nextObject]) != nil)
|
|
{
|
|
if ((*hidQueueInterface)->hasElement(hidQueueInterface, (IOHIDElementCookie) [cookie unsignedIntValue]))
|
|
{
|
|
(*hidQueueInterface)->removeElement(hidQueueInterface,
|
|
(IOHIDElementCookie) [cookie unsignedIntValue]);
|
|
}
|
|
};
|
|
}
|
|
|
|
if (hidQueueInterface!=NULL)
|
|
{
|
|
(*hidQueueInterface)->stop(hidQueueInterface);
|
|
(*hidQueueInterface)->dispose(hidQueueInterface);
|
|
(*hidQueueInterface)->Release(hidQueueInterface);
|
|
}
|
|
|
|
if (hidDeviceInterface!=NULL)
|
|
{
|
|
(*hidDeviceInterface)->close(hidDeviceInterface);
|
|
(*hidDeviceInterface)->Release(hidDeviceInterface);
|
|
}
|
|
|
|
if (cfPluginInterface!=NULL)
|
|
{
|
|
IODestroyPlugInInterface(cfPluginInterface);
|
|
}
|
|
|
|
if (theService!=0)
|
|
{
|
|
IOObjectRelease(theService);
|
|
}
|
|
|
|
[serviceDict release];
|
|
}
|
|
}
|
|
|
|
|
|
#pragma mark -- PRIVATE: HID Event handling --
|
|
- (void)_simulateHoldEvent:(NSTimer *)aTimer
|
|
{
|
|
NSMutableDictionary *hidAttribsDict;
|
|
NSTimer *shTimer;
|
|
NSNumber *shButtonCode;
|
|
|
|
if ((hidAttribsDict = (NSMutableDictionary *)[aTimer userInfo]) != nil)
|
|
{
|
|
if (((shTimer = [hidAttribsDict objectForKey:kHIDRemoteSimulateHoldEventsTimer]) != nil) &&
|
|
((shButtonCode = [hidAttribsDict objectForKey:kHIDRemoteSimulateHoldEventsOriginButtonCode]) != nil))
|
|
{
|
|
[shTimer invalidate];
|
|
[hidAttribsDict removeObjectForKey:kHIDRemoteSimulateHoldEventsTimer];
|
|
|
|
[self _sendButtonCode:(((HIDRemoteButtonCode)[shButtonCode unsignedIntValue])|kHIDRemoteButtonCodeHoldMask) isPressed:YES hidAttribsDict:hidAttribsDict];
|
|
}
|
|
}
|
|
}
|
|
|
|
- (void)_handleButtonCode:(HIDRemoteButtonCode)buttonCode isPressed:(BOOL)isPressed hidAttribsDict:(NSMutableDictionary *)hidAttribsDict
|
|
{
|
|
switch (buttonCode)
|
|
{
|
|
case kHIDRemoteButtonCodeIDChanged:
|
|
// Do nothing, this is handled separately
|
|
break;
|
|
|
|
case kHIDRemoteButtonCodeUp:
|
|
case kHIDRemoteButtonCodeDown:
|
|
if (_simulateHoldEvents)
|
|
{
|
|
NSTimer *shTimer = nil;
|
|
NSNumber *shButtonCode = nil;
|
|
|
|
[[hidAttribsDict objectForKey:kHIDRemoteSimulateHoldEventsTimer] invalidate];
|
|
|
|
if (isPressed)
|
|
{
|
|
[hidAttribsDict setObject:[NSNumber numberWithUnsignedInt:buttonCode] forKey:kHIDRemoteSimulateHoldEventsOriginButtonCode];
|
|
|
|
if ((shTimer = [[NSTimer alloc] initWithFireDate:[NSDate dateWithTimeIntervalSinceNow:0.7] interval:0.1 target:self selector:@selector(_simulateHoldEvent:) userInfo:hidAttribsDict repeats:NO]) != nil)
|
|
{
|
|
[hidAttribsDict setObject:shTimer forKey:kHIDRemoteSimulateHoldEventsTimer];
|
|
|
|
// 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)shTimer, kCFRunLoopCommonModes);
|
|
|
|
[shTimer release];
|
|
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
shTimer = [hidAttribsDict objectForKey:kHIDRemoteSimulateHoldEventsTimer];
|
|
shButtonCode = [hidAttribsDict objectForKey:kHIDRemoteSimulateHoldEventsOriginButtonCode];
|
|
|
|
if ((shTimer!=nil) && (shButtonCode!=nil))
|
|
{
|
|
[self _sendButtonCode:(HIDRemoteButtonCode)[shButtonCode unsignedIntValue] isPressed:YES hidAttribsDict:hidAttribsDict];
|
|
[self _sendButtonCode:(HIDRemoteButtonCode)[shButtonCode unsignedIntValue] isPressed:NO hidAttribsDict:hidAttribsDict];
|
|
}
|
|
else
|
|
{
|
|
if (shButtonCode!=nil)
|
|
{
|
|
[self _sendButtonCode:(((HIDRemoteButtonCode)[shButtonCode unsignedIntValue])|kHIDRemoteButtonCodeHoldMask) isPressed:NO hidAttribsDict:hidAttribsDict];
|
|
}
|
|
}
|
|
}
|
|
|
|
[hidAttribsDict removeObjectForKey:kHIDRemoteSimulateHoldEventsTimer];
|
|
[hidAttribsDict removeObjectForKey:kHIDRemoteSimulateHoldEventsOriginButtonCode];
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
[self _sendButtonCode:buttonCode isPressed:isPressed hidAttribsDict:hidAttribsDict];
|
|
break;
|
|
}
|
|
}
|
|
|
|
- (void)_sendButtonCode:(HIDRemoteButtonCode)buttonCode isPressed:(BOOL)isPressed hidAttribsDict:(NSMutableDictionary *)hidAttribsDict
|
|
{
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:eventWithButton:isPressed:fromHardwareWithAttributes:)]))
|
|
{
|
|
switch (buttonCode & (~kHIDRemoteButtonCodeAluminumMask))
|
|
{
|
|
case kHIDRemoteButtonCodePlay:
|
|
case kHIDRemoteButtonCodeCenter:
|
|
if (buttonCode & kHIDRemoteButtonCodeAluminumMask)
|
|
{
|
|
_lastSeenModel = kHIDRemoteModelAluminum;
|
|
_lastSeenModelRemoteID = _lastSeenRemoteID;
|
|
}
|
|
else
|
|
{
|
|
switch ((HIDRemoteAluminumRemoteSupportLevel)[[hidAttribsDict objectForKey:kHIDRemoteAluminumRemoteSupportLevel] intValue])
|
|
{
|
|
case kHIDRemoteAluminumRemoteSupportLevelNone:
|
|
case kHIDRemoteAluminumRemoteSupportLevelEmulation:
|
|
// Remote type can't be determined by just the Center button press
|
|
break;
|
|
|
|
case kHIDRemoteAluminumRemoteSupportLevelNative:
|
|
// Remote type can be safely determined by just the Center button press
|
|
if (((_lastSeenModel == kHIDRemoteModelAluminum) && (_lastSeenModelRemoteID != _lastSeenRemoteID)) ||
|
|
(_lastSeenModel == kHIDRemoteModelUndetermined))
|
|
{
|
|
_lastSeenModel = kHIDRemoteModelWhitePlastic;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
// As soon as we have received a code that's unique to the Aluminum Remote, we can tell kHIDRemoteButtonCodePlayHold and kHIDRemoteButtonCodeCenterHold apart.
|
|
// Prior to that, a long press of the new "Play" button will be submitted as a "kHIDRemoteButtonCodeCenterHold", not a "kHIDRemoteButtonCodePlayHold" code.
|
|
if ((buttonCode == kHIDRemoteButtonCodeCenterHold) && (_lastSeenModel == kHIDRemoteModelAluminum))
|
|
{
|
|
buttonCode = kHIDRemoteButtonCodePlayHold;
|
|
}
|
|
|
|
[((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self eventWithButton:(buttonCode & (~kHIDRemoteButtonCodeAluminumMask)) isPressed:isPressed fromHardwareWithAttributes:hidAttribsDict];
|
|
}
|
|
}
|
|
|
|
- (void)_hidEventFor:(io_service_t)hidDevice from:(IOHIDQueueInterface **)interface withResult:(IOReturn)result
|
|
{
|
|
NSMutableDictionary *hidAttribsDict = [[[_serviceAttribMap objectForKey:[NSNumber numberWithUnsignedInt:(unsigned int)hidDevice]] retain] autorelease];
|
|
|
|
if (hidAttribsDict!=nil)
|
|
{
|
|
IOHIDQueueInterface **queueInterface = NULL;
|
|
|
|
queueInterface = [[hidAttribsDict objectForKey:kHIDRemoteHIDQueueInterface] pointerValue];
|
|
|
|
if (interface == queueInterface)
|
|
{
|
|
NSNumber *lastButtonPressedNumber = nil;
|
|
HIDRemoteButtonCode lastButtonPressed = kHIDRemoteButtonCodeNone;
|
|
NSMutableDictionary *cookieButtonMap = nil;
|
|
|
|
cookieButtonMap = [hidAttribsDict objectForKey:kHIDRemoteCookieButtonCodeLUT];
|
|
|
|
if ((lastButtonPressedNumber = [hidAttribsDict objectForKey:kHIDRemoteLastButtonPressed]) != nil)
|
|
{
|
|
lastButtonPressed = [lastButtonPressedNumber unsignedIntValue];
|
|
}
|
|
|
|
while (result == kIOReturnSuccess)
|
|
{
|
|
IOHIDEventStruct hidEvent;
|
|
AbsoluteTime supportedTime = { 0,0 };
|
|
|
|
result = (*queueInterface)->getNextEvent( queueInterface,
|
|
&hidEvent,
|
|
supportedTime,
|
|
0);
|
|
|
|
if (result == kIOReturnSuccess)
|
|
{
|
|
NSNumber *buttonCodeNumber = [cookieButtonMap objectForKey:[NSNumber numberWithUnsignedInt:(unsigned int) hidEvent.elementCookie]];
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
// Debug logging code
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 5
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
|
|
if (buttonCodeNumber!=nil)
|
|
{
|
|
HIDRemoteButtonCode buttonCode = [buttonCodeNumber unsignedIntValue];
|
|
|
|
if (hidEvent.value == 0)
|
|
{
|
|
if (buttonCode == lastButtonPressed)
|
|
{
|
|
[self _handleButtonCode:lastButtonPressed isPressed:NO hidAttribsDict:hidAttribsDict];
|
|
lastButtonPressed = kHIDRemoteButtonCodeNone;
|
|
}
|
|
}
|
|
|
|
if (hidEvent.value != 0)
|
|
{
|
|
if (lastButtonPressed != kHIDRemoteButtonCodeNone)
|
|
{
|
|
[self _handleButtonCode:lastButtonPressed isPressed:NO hidAttribsDict:hidAttribsDict];
|
|
// lastButtonPressed = kHIDRemoteButtonCodeNone;
|
|
}
|
|
|
|
if (buttonCode == kHIDRemoteButtonCodeIDChanged)
|
|
{
|
|
if (([self delegate]!=nil) &&
|
|
([[self delegate] respondsToSelector:@selector(hidRemote:remoteIDChangedOldID:newID:forHardwareWithAttributes:)]))
|
|
{
|
|
[((NSObject <HIDRemoteDelegate> *)[self delegate]) hidRemote:self remoteIDChangedOldID:_lastSeenRemoteID newID:hidEvent.value forHardwareWithAttributes:hidAttribsDict];
|
|
}
|
|
|
|
_lastSeenRemoteID = hidEvent.value;
|
|
_lastSeenModel = kHIDRemoteModelUndetermined;
|
|
}
|
|
|
|
[self _handleButtonCode:buttonCode isPressed:YES hidAttribsDict:hidAttribsDict];
|
|
lastButtonPressed = buttonCode;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
[hidAttribsDict setObject:[NSNumber numberWithUnsignedInt:lastButtonPressed] forKey:kHIDRemoteLastButtonPressed];
|
|
}
|
|
|
|
#ifdef _HIDREMOTE_EXTENSIONS
|
|
// Debug logging code
|
|
#define _HIDREMOTE_EXTENSIONS_SECTION 6
|
|
#include "HIDRemoteAdditions.h"
|
|
#undef _HIDREMOTE_EXTENSIONS_SECTION
|
|
#endif /* _HIDREMOTE_EXTENSIONS */
|
|
}
|
|
}
|
|
|
|
#pragma mark -- PRIVATE: Notification handling --
|
|
- (void)_serviceMatching:(io_iterator_t)iterator
|
|
{
|
|
io_object_t matchingService = 0;
|
|
|
|
while ((matchingService = IOIteratorNext(iterator)) != 0)
|
|
{
|
|
[self _setupService:matchingService];
|
|
|
|
IOObjectRelease(matchingService);
|
|
};
|
|
}
|
|
|
|
- (void)_serviceNotificationFor:(io_service_t)service messageType:(natural_t)messageType messageArgument:(void *)messageArgument
|
|
{
|
|
if (messageType == kIOMessageServiceIsTerminated)
|
|
{
|
|
[self _destructService:service];
|
|
}
|
|
}
|
|
|
|
- (void)_updateSessionInformation
|
|
{
|
|
NSArray *consoleUsersArray;
|
|
io_service_t rootService;
|
|
|
|
if (_masterPort==0) { return; }
|
|
|
|
if ((rootService = IORegistryGetRootEntry(_masterPort)) != 0)
|
|
{
|
|
if ((consoleUsersArray = (NSArray *)IORegistryEntryCreateCFProperty((io_registry_entry_t)rootService, CFSTR("IOConsoleUsers"), kCFAllocatorDefault, 0)) != nil)
|
|
{
|
|
if ([consoleUsersArray isKindOfClass:[NSArray class]]) // Be careful - ensure this really is an array
|
|
{
|
|
NSEnumerator *consoleUsersEnum; // I *love* Obj-C2's fast enumerators, but we need to stay compatible with 10.4 :-/
|
|
|
|
if ((consoleUsersEnum = [consoleUsersArray objectEnumerator]) != nil)
|
|
{
|
|
UInt64 secureEventInputPIDSum = 0;
|
|
uid_t frontUserSession = 0;
|
|
NSDictionary *consoleUserDict;
|
|
|
|
while ((consoleUserDict = [consoleUsersEnum nextObject]) != nil)
|
|
{
|
|
if ([consoleUserDict isKindOfClass:[NSDictionary class]]) // Be careful - ensure this really is a dictionary
|
|
{
|
|
NSNumber *secureInputPID;
|
|
NSNumber *onConsole;
|
|
NSNumber *userID;
|
|
|
|
if ((secureInputPID = [consoleUserDict objectForKey:@"kCGSSessionSecureInputPID"]) != nil)
|
|
{
|
|
if ([secureInputPID isKindOfClass:[NSNumber class]])
|
|
{
|
|
secureEventInputPIDSum += ((UInt64) [secureInputPID intValue]);
|
|
}
|
|
}
|
|
|
|
if (((onConsole = [consoleUserDict objectForKey:@"kCGSSessionOnConsoleKey"]) != nil) &&
|
|
((userID = [consoleUserDict objectForKey:@"kCGSSessionUserIDKey"]) != nil))
|
|
{
|
|
if ([onConsole isKindOfClass:[NSNumber class]] && [userID isKindOfClass:[NSNumber class]])
|
|
{
|
|
if ([onConsole boolValue])
|
|
{
|
|
frontUserSession = (uid_t) [userID intValue];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
_lastSecureEventInputPIDSum = secureEventInputPIDSum;
|
|
_lastFrontUserSession = frontUserSession;
|
|
}
|
|
}
|
|
|
|
CFRelease((CFTypeRef)consoleUsersArray);
|
|
}
|
|
|
|
IOObjectRelease((io_object_t) rootService);
|
|
}
|
|
}
|
|
|
|
- (void)_secureInputNotificationFor:(io_service_t)service messageType:(natural_t)messageType messageArgument:(void *)messageArgument
|
|
{
|
|
if (messageType == kIOMessageServiceBusyStateChange)
|
|
{
|
|
UInt64 old_lastSecureEventInputPIDSum = _lastSecureEventInputPIDSum;
|
|
uid_t old_lastFrontUserSession = _lastFrontUserSession;
|
|
|
|
[self _updateSessionInformation];
|
|
|
|
if (((old_lastSecureEventInputPIDSum != _lastSecureEventInputPIDSum) || (old_lastFrontUserSession != _lastFrontUserSession)) && _secureEventInputWorkAround)
|
|
{
|
|
if ((_mode == kHIDRemoteModeExclusive) || (_mode == kHIDRemoteModeExclusiveAuto))
|
|
{
|
|
HIDRemoteMode restartInMode = _mode;
|
|
|
|
_isRestarting = YES;
|
|
[self stopRemoteControl];
|
|
[self startRemoteControl:restartInMode];
|
|
_isRestarting = NO;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
@end
|
|
|
|
#pragma mark -- PRIVATE: IOKitLib Callbacks --
|
|
|
|
static void HIDEventCallback( void * target,
|
|
IOReturn result,
|
|
void * refCon,
|
|
void * sender)
|
|
{
|
|
HIDRemote *hidRemote = (HIDRemote *)refCon;
|
|
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
|
|
|
|
[hidRemote _hidEventFor:(io_service_t)((intptr_t)target) from:(IOHIDQueueInterface**)sender withResult:(IOReturn)result];
|
|
|
|
[pool release];
|
|
}
|
|
|
|
|
|
static void ServiceMatchingCallback( void *refCon,
|
|
io_iterator_t iterator)
|
|
{
|
|
HIDRemote *hidRemote = (HIDRemote *)refCon;
|
|
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
|
|
|
|
[hidRemote _serviceMatching:iterator];
|
|
|
|
[pool release];
|
|
}
|
|
|
|
static void ServiceNotificationCallback(void * refCon,
|
|
io_service_t service,
|
|
natural_t messageType,
|
|
void * messageArgument)
|
|
{
|
|
HIDRemote *hidRemote = (HIDRemote *)refCon;
|
|
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
|
|
|
|
[hidRemote _serviceNotificationFor:service
|
|
messageType:messageType
|
|
messageArgument:messageArgument];
|
|
|
|
[pool release];
|
|
}
|
|
|
|
static void SecureInputNotificationCallback( void * refCon,
|
|
io_service_t service,
|
|
natural_t messageType,
|
|
void * messageArgument)
|
|
{
|
|
HIDRemote *hidRemote = (HIDRemote *)refCon;
|
|
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
|
|
|
|
[hidRemote _secureInputNotificationFor:service
|
|
messageType:messageType
|
|
messageArgument:messageArgument];
|
|
|
|
[pool release];
|
|
}
|
|
|
|
// Attribute dictionary keys
|
|
NSString *kHIDRemoteCFPluginInterface = @"CFPluginInterface";
|
|
NSString *kHIDRemoteHIDDeviceInterface = @"HIDDeviceInterface";
|
|
NSString *kHIDRemoteCookieButtonCodeLUT = @"CookieButtonCodeLUT";
|
|
NSString *kHIDRemoteHIDQueueInterface = @"HIDQueueInterface";
|
|
NSString *kHIDRemoteServiceNotification = @"ServiceNotification";
|
|
NSString *kHIDRemoteCFRunLoopSource = @"CFRunLoopSource";
|
|
NSString *kHIDRemoteLastButtonPressed = @"LastButtonPressed";
|
|
NSString *kHIDRemoteService = @"Service";
|
|
NSString *kHIDRemoteSimulateHoldEventsTimer = @"SimulateHoldEventsTimer";
|
|
NSString *kHIDRemoteSimulateHoldEventsOriginButtonCode = @"SimulateHoldEventsOriginButtonCode";
|
|
NSString *kHIDRemoteAluminumRemoteSupportLevel = @"AluminumRemoteSupportLevel";
|
|
NSString *kHIDRemoteAluminumRemoteSupportOnDemand = @"AluminumRemoteSupportLevelOnDemand";
|
|
|
|
NSString *kHIDRemoteManufacturer = @"Manufacturer";
|
|
NSString *kHIDRemoteProduct = @"Product";
|
|
NSString *kHIDRemoteTransport = @"Transport";
|
|
|
|
// Distributed notifications
|
|
NSString *kHIDRemoteDNHIDRemotePing = @"com.candelair.ping";
|
|
NSString *kHIDRemoteDNHIDRemoteRetry = @"com.candelair.retry";
|
|
NSString *kHIDRemoteDNHIDRemoteStatus = @"com.candelair.status";
|
|
|
|
NSString *kHIDRemoteDNHIDRemoteRetryGlobalObject = @"global";
|
|
|
|
// Distributed notifications userInfo keys and values
|
|
NSString *kHIDRemoteDNStatusHIDRemoteVersionKey = @"HIDRemoteVersion";
|
|
NSString *kHIDRemoteDNStatusPIDKey = @"PID";
|
|
NSString *kHIDRemoteDNStatusModeKey = @"Mode";
|
|
NSString *kHIDRemoteDNStatusUnusedButtonCodesKey = @"UnusedButtonCodes";
|
|
NSString *kHIDRemoteDNStatusActionKey = @"Action";
|
|
NSString *kHIDRemoteDNStatusRemoteControlCountKey = @"RemoteControlCount";
|
|
NSString *kHIDRemoteDNStatusReturnToPIDKey = @"ReturnToPID";
|
|
NSString *kHIDRemoteDNStatusActionStart = @"start";
|
|
NSString *kHIDRemoteDNStatusActionStop = @"stop";
|
|
NSString *kHIDRemoteDNStatusActionUpdate = @"update";
|
|
NSString *kHIDRemoteDNStatusActionNoNeed = @"noneed";
|