nightShift.m

#import <Foundation/Foundation.h>
#import <objc/runtime.h>
//
//     Generated by class-dump 3.5 (64 bit).
//
//     class-dump is Copyright (C) 1997-1998, 2000-2001, 2004-2013 by Steve Nygard.
//

#pragma mark Blocks

typedef void (^CDUnknownBlockType)(void); // return type and parameters are unknown

#pragma mark Named Structures

struct BLRAggdInfo {
    float manualModeTime;
    float sunModeTime;
    float scheduleModeTime;
    int turnOnForNowCount;
    int turnOffForNowCount;
    int turnOnUntilTomorrowCount;
    int turnOffUntilTomorrowCount;
    double _aggdModeChangeTimestamp;
};

struct NMFactorState {
    double rampStartTime;
    float factor;
    float target;
    float start;
    float rampLength;
};

#pragma mark Typedef'd Structures

typedef struct {
    float minCCT;
    float maxCCT;
    float midCCT;
} CDStruct_6ede4ed5;

typedef struct {
    int hour;
    int minute;
} CDStruct_bdf7039f;

typedef struct {
    CDStruct_bdf7039f fromTime;
    CDStruct_bdf7039f toTime;
} CDStruct_6cee55f3;

typedef struct {
    char active;
    char enabled;
    char sunSchedulePermitted;
    int mode;
    CDStruct_6cee55f3 schedule;
    unsigned long long disableFlags;
} CDStruct_768fa5c4;




@class SunriseSunsetProvider;

@interface NightModeControl : NSObject
{
    NSMutableDictionary *_properties;
    SunriseSunsetProvider *_sunriseSunsetProvider;
    int _sunriseSunsetInfoQueryTimeout;
    NSDictionary *_sunriseSunsetInfo;
    struct __Display *_display;
    NSObject<OS_dispatch_queue> *_queue;
    NSObject<OS_dispatch_source> *_nextTransitionTimer;
    NSObject<OS_dispatch_source> *_transitionTimer;
    NSObject<OS_dispatch_source> *_aggdUpdateTimer;
    struct BLRAggdInfo _aggdKeysInfo;
    int _algoState;
    float _transitionLength;
    float _transitionLengthActual;
    float _transitionsTimesCoeff;
    float _transitionRate;
    float _minFactor;
    float _maxFactor;
    struct NMFactorState _factorState;
    struct __CFTimeZone *_currentTimeZone;
    double _sunsetAbsolute;
    double _sunsetPreviousAbsolute;
    double _sunriseAbsolute;
    double _sunrisePreviousAbsolute;
    double _offTransitionTimeAbsoluteUnrestricted;
    double _offTransitionTimeAbsoluteUnrestrictedPrev;
    BOOL _transitionTimesValid;
    BOOL _isDaylight;
    int _currentScheduledTransitionType;
    double _displayOffTimestamp;
    double _untilNexTransitionTimestamp;
    float _inactivityTimeout;
    BOOL _checkInactivity;
    BOOL _displayOff;
    int _logLevel;
    void (^_callbackBlock)();
    CDStruct_768fa5c4 _status;
    CDStruct_6cee55f3 _backupSchedule;
    BOOL _statusUpdated;
    NSString *_currentSunriseKey;
    NSString *_currentSunsetKey;
    NSString *_previousSunriseKey;
    NSString *_previousSunsetKey;
    NSString *_nextSunriseKey;
    NSString *_nextSunsetKey;
    NSString *_isDaylightKey;
    int _notifyUserAboutScheduleCounter;
    struct __CFUserNotification *_enableNotification;
    BOOL _notificationInProgress;
    BOOL _revertToSunriseSunset;
    struct __CFString *_userName;
}

- (void)displayAlertInteractive:(BOOL)arg1;
- (id)copyTimeStringWithHour:(int)arg1 minute:(int)arg2 second:(int)arg3;
- (void)cancelTransition;
- (void)cancelSchedule;
- (void)cancelAggdPeriodicUpdate;
- (void)tearDownAllTimers;
- (void)clockChanged;
- (void)timeZoneChanged;
- (void)setAlgoState:(int)arg1;
- (void)updateOptionTimestamp:(double)arg1;
- (BOOL)updateTransitionTimesFromSunriseSunset:(double)arg1;
- (void)retrieveSunriseSunsetTimesFromBackup:(double)arg1;
- (void)updateSunriseSunsetInfo:(id)arg1;
- (void)updateSunriseSunsetBackup;
- (void)setSunPermitted:(BOOL)arg1;
- (void)reevaluateCurrentStateWithFactorFadeOption:(float)arg1;
- (void)reevaluateCurrentState;
- (void)initiateFullMinTransition;
- (void)initiateFullMaxTransition;
- (void)initiateRestrictedMaxTransition;
- (void)updateTransitionTimes:(double)arg1;
- (BOOL)updateTransitionTimesFromSchedule:(double)arg1;
- (void)transitionTimerHandler;
- (void)setNightModeFactor:(float)arg1 withFadePeriod:(float)arg2;
- (void)setNightModeFactor:(float)arg1;
- (void)scheduleAggdKeysUpdate;
- (void)aggdKeysUpdate;
- (void)scheduleNextTransition:(double)arg1 withType:(int)arg2;
- (void)initiateTransitionTo:(float)arg1 andRampLength:(float)arg2;
- (void)enableBlueLightReduction:(BOOL)arg1 withOption:(int)arg2;
- (void)setSchedule:(id)arg1;
- (void)setMode:(int)arg1;
- (BOOL)setProperty:(id)arg1 forKey:(id)arg2;
- (id)getPropertyForKey:(id)arg1;
- (void)dealloc;
- (void)switchToUser:(struct __CFString *)arg1;
- (id)initWithDisplay:(struct __Display *)arg1 queue:(id)arg2 callback:(CDUnknownBlockType)arg3;
- (id)copyLowPowerModeState;
- (void)updateLowPowerModeState:(id)arg1;
- (void)updateStatusDictionaryWithValue:(id)arg1 forKey:(id)arg2;
- (id)copyStatusDictionaryFromPrefs;
- (void)saveStatusToPrefs:(id)arg1;
- (id)copyDictionaryFromStatus:(CDStruct_768fa5c4 *)arg1;
- (BOOL)parseStatusDictionary:(id)arg1 intoStruct:(CDStruct_768fa5c4 *)arg2 shouldUpdatePrefs:(char *)arg3;

@end

@interface BLControl : NSObject
{
    _Bool AABEnabled;
    struct __IOHIDEventSystemClient *hidSystemClient;
    unsigned int alsNode[3];
    unsigned int driverNode[3];
    unsigned int alsOrientation[3];
    struct __IOHIDServiceClient *alsClient[3];
    struct __IOHIDServiceClient *otherClients[3];
    unsigned int alsCount;
    unsigned int otherClientsCount;
    unsigned int backlight[2];
    struct __Display *display[2];
    NightModeControl *_nightModeControl[2];
    unsigned int displayCount;
    NSObject<OS_dispatch_queue> *rootQueue;
    NSObject<OS_dispatch_queue> *queue;
    _Bool aabExist;
    _Bool ignoreBrightnessKey;
    _Bool overrideIgnoreBrightness;
    _Bool ignoreALSEvents;
    CDUnknownBlockType _callback;
    void *_callbackContext;
    _Bool monitorALSOnly;
    _Bool useRootQueue;
    _Bool _useMultiCurves;
    int _ecoModeNotificationToken;
    CDUnknownBlockType _ecoModeNotificationHandler;
    int _ecoModePreferencesUpdateNotificationToken;
    CDUnknownBlockType _ecoModePreferencesUpdateNotificationHandler;
}

- (void)callBlockWithProperty:(struct __CFString *)arg1 value:(void *)arg2;
- (void)registerNotificationBlock:(CDUnknownBlockType)arg1;
- (void)stop;
- (_Bool)start;
- (int)rootQueuePthreadAttrInit:(struct _opaque_pthread_attr_t *)arg1;
- (id)init;
- (_Bool)setPropertyWithKey:(struct __CFString *)arg1 property:(void *)arg2 client:(struct __CFNumber *)arg3;
- (_Bool)userChange:(struct __CFString *)arg1;
- (_Bool)setBLControlPropertyWithKey:(struct __CFString *)arg1 property:(void *)arg2;
- (void *)copyPropertyWithKey:(struct __CFString *)arg1 client:(struct __CFNumber *)arg2;
- (void *)copyBLControlPropertyWithkey:(struct __CFString *)arg1;
- (_Bool)findHIDClients;
- (struct __CFDictionary *)createDictWithUsagePairPage:(unsigned int)arg1 usage:(unsigned int)arg2;
- (_Bool)findBacklight;
- (_Bool)findAlsNodes;

@end

int main(int argc, char *argv[])
{
    BLControl *bl = [BLControl new];
    [bl start];
    
    Ivar nightVar = class_getInstanceVariable(BLControl.class, "_nightModeControl");
    NightModeControl *nightControl = *((NightModeControl **)((uintptr_t)bl+ivar_getOffset(nightVar)));
    NSLog(@"%@ %@", bl, nightControl);
    
    Ivar logVar = class_getInstanceVariable(NightModeControl.class, "_logLevel");
    *(int*)((uintptr_t)nightControl + ivar_getOffset(logVar)) = 100;
    
    [nightControl setNightModeFactor:FLT_MIN];
    [[NSRunLoop mainRunLoop] run];
}