/*	CFDate.h
	Copyright (c) 1998-2019, Apple Inc. and the Swift project authors
 
	Portions Copyright (c) 2014-2019, Apple Inc. and the Swift project authors
	Licensed under Apache License v2.0 with Runtime Library Exception
	See http://swift.org/LICENSE.txt for license information
	See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
*/

#if !defined(__COREFOUNDATION_CFDATE__)
#define __COREFOUNDATION_CFDATE__ 1

#include <CoreFoundation/CFBase.h>

CF_IMPLICIT_BRIDGING_ENABLED
CF_EXTERN_C_BEGIN

typedef double CFTimeInterval;
typedef CFTimeInterval CFAbsoluteTime;
/* absolute time is the time interval since the reference date */
/* the reference date (epoch) is 00:00:00 1 January 2001. */

CF_EXPORT
CFAbsoluteTime CFAbsoluteTimeGetCurrent(void);

CF_EXPORT
const CFTimeInterval kCFAbsoluteTimeIntervalSince1970;
CF_EXPORT
const CFTimeInterval kCFAbsoluteTimeIntervalSince1904;

typedef const struct CF_BRIDGED_TYPE(NSDate) __CFDate * CFDateRef;

CF_EXPORT
CFTypeID CFDateGetTypeID(void);

CF_EXPORT
CFDateRef CFDateCreate(CFAllocatorRef allocator, CFAbsoluteTime at);

CF_EXPORT
CFAbsoluteTime CFDateGetAbsoluteTime(CFDateRef theDate);

CF_EXPORT
CFTimeInterval CFDateGetTimeIntervalSinceDate(CFDateRef theDate, CFDateRef otherDate);

CF_EXPORT
CFComparisonResult CFDateCompare(CFDateRef theDate, CFDateRef otherDate, void *context);

CF_IMPLICIT_BRIDGING_DISABLED

typedef const struct CF_BRIDGED_TYPE(NSTimeZone) __CFTimeZone * CFTimeZoneRef;


#if !defined(CF_CALENDAR_ENUM_DEPRECATED)
#if 1 || NS_ENABLE_CALENDAR_DEPRECATIONS
#define CF_CALENDAR_ENUM_DEPRECATED(A, B, C, D, ...) CF_ENUM_DEPRECATED(A, B, C, D, __VA_ARGS__)
#define CF_CALENDAR_DEPRECATED(A, B, C, D, ...) CF_DEPRECATED(A, B, C, D, __VA_ARGS__)
#else
#define CF_CALENDAR_ENUM_DEPRECATED(A, B, C, D, ...) CF_ENUM_AVAILABLE(A, C)
#define CF_CALENDAR_DEPRECATED(A, B, C, D, ...) CF_AVAILABLE(A, C)
#endif
#endif

#if !0

typedef struct {
    SInt32 year;
    SInt8 month;
    SInt8 day;
    SInt8 hour;
    SInt8 minute;
    double second;
} CFGregorianDate API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

typedef struct {
    SInt32 years;
    SInt32 months;
    SInt32 days;
    SInt32 hours;
    SInt32 minutes;
    double seconds;
} CFGregorianUnits API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

typedef CF_OPTIONS(CFOptionFlags, CFGregorianUnitFlags) {
    kCFGregorianUnitsYears API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 0),
    kCFGregorianUnitsMonths API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 1),
    kCFGregorianUnitsDays API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 2),
    kCFGregorianUnitsHours API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 3),
    kCFGregorianUnitsMinutes API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 4),
    kCFGregorianUnitsSeconds API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = (1UL << 5),
    kCFGregorianAllUnits API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0)) = 0x00FFFFFF
};

CF_EXPORT
Boolean CFGregorianDateIsValid(CFGregorianDate gdate, CFOptionFlags unitFlags) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
CFAbsoluteTime CFGregorianDateGetAbsoluteTime(CFGregorianDate gdate, CFTimeZoneRef tz) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
CFGregorianDate CFAbsoluteTimeGetGregorianDate(CFAbsoluteTime at, CFTimeZoneRef tz) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
CFAbsoluteTime CFAbsoluteTimeAddGregorianUnits(CFAbsoluteTime at, CFTimeZoneRef tz, CFGregorianUnits units) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
CFGregorianUnits CFAbsoluteTimeGetDifferenceAsGregorianUnits(CFAbsoluteTime at1, CFAbsoluteTime at2, CFTimeZoneRef tz, CFOptionFlags unitFlags) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
SInt32 CFAbsoluteTimeGetDayOfWeek(CFAbsoluteTime at, CFTimeZoneRef tz) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
SInt32 CFAbsoluteTimeGetDayOfYear(CFAbsoluteTime at, CFTimeZoneRef tz) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

CF_EXPORT
SInt32 CFAbsoluteTimeGetWeekOfYear(CFAbsoluteTime at, CFTimeZoneRef tz) API_DEPRECATED("Use CFCalendar or NSCalendar API instead", macos(10.4, 10.10), ios(2.0, 8.0), watchos(2.0, 2.0), tvos(9.0, 9.0));

#endif 

CF_EXTERN_C_END

#endif /* ! __COREFOUNDATION_CFDATE__ */

