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/*
* Copyright (c) 2008-2009 Brent Fulgham <bfulgham@gmail.org>. All rights reserved.
*
* This source code is a modified version of the CoreFoundation sources released by Apple Inc. under
* the terms of the APSL version 2.0 (see below).
*
* For information about changes from the original Apple source release can be found by reviewing the
* source control system for the project at https://sourceforge.net/svn/?group_id=246198.
*
* The original license information is as follows:
*
* Copyright (c) 2008 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/* CFDate.h
Copyright (c) 1998-2007, Apple Inc. All rights reserved.
*/
#if !defined(__COREFOUNDATION_CFDATE__)
#define __COREFOUNDATION_CFDATE__ 1
#include <CoreFoundation/CFBase.h>
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 __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);
typedef const struct __CFTimeZone * CFTimeZoneRef;
typedef struct _CFGregorianDate {
SInt32 year;
SInt8 month;
SInt8 day;
SInt8 hour;
SInt8 minute;
double second;
} CFGregorianDate;
typedef struct {
SInt32 years;
SInt32 months;
SInt32 days;
SInt32 hours;
SInt32 minutes;
double seconds;
} CFGregorianUnits;
enum {
kCFGregorianUnitsYears = (1 << 0),
kCFGregorianUnitsMonths = (1 << 1),
kCFGregorianUnitsDays = (1 << 2),
kCFGregorianUnitsHours = (1 << 3),
kCFGregorianUnitsMinutes = (1 << 4),
kCFGregorianUnitsSeconds = (1 << 5),
#if 0
kCFGregorianUnitsTimeZone = (1 << 8),
kCFGregorianUnitsDayOfWeek = (1 << 9),
#endif
kCFGregorianAllUnits = 0x00FFFFFF
};
typedef CFOptionFlags CFGregorianUnitFlags;
CF_EXPORT
Boolean CFGregorianDateIsValid(CFGregorianDate gdate, CFOptionFlags unitFlags);
CF_EXPORT
CFAbsoluteTime CFGregorianDateGetAbsoluteTime(CFGregorianDate gdate, CFTimeZoneRef tz);
CF_EXPORT
CFGregorianDate CFAbsoluteTimeGetGregorianDate(CFAbsoluteTime at, CFTimeZoneRef tz);
CF_EXPORT
CFAbsoluteTime CFAbsoluteTimeAddGregorianUnits(CFAbsoluteTime at, CFTimeZoneRef tz, CFGregorianUnits units);
CF_EXPORT
CFGregorianUnits CFAbsoluteTimeGetDifferenceAsGregorianUnits(CFAbsoluteTime at1, CFAbsoluteTime at2, CFTimeZoneRef tz, CFOptionFlags unitFlags);
CF_EXPORT
SInt32 CFAbsoluteTimeGetDayOfWeek(CFAbsoluteTime at, CFTimeZoneRef tz);
CF_EXPORT
SInt32 CFAbsoluteTimeGetDayOfYear(CFAbsoluteTime at, CFTimeZoneRef tz);
CF_EXPORT
SInt32 CFAbsoluteTimeGetWeekOfYear(CFAbsoluteTime at, CFTimeZoneRef tz);
CF_EXTERN_C_END
#endif /* ! __COREFOUNDATION_CFDATE__ */
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