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/*
* Copyright (c) 2008 - 2010
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#include <sys/time.h>
#ifdef __MINGW32__
/*
* They think they don't need suseconds_t and can use long instead in
* struct timeval... POSIX demands suseconds_t, of course.
*/
typedef long suseconds_t;
#endif
time_t sec;
suseconds_t usec;
int64_t sec;
uint32_t usec;
}
/**
* \return A new, autoreleased OFDate with the current date and time
*/
+ date;
/**
* \param sec The seconds since 1970-01-01 00:00:00
* \return A new, autoreleased OFDate with the specified date and time
*/
+ dateWithTimeIntervalSince1970: (time_t)sec;
+ dateWithTimeIntervalSince1970: (int64_t)sec;
/**
* \param sec The seconds since 1970-01-01 00:00:00
* \param usec The microsecond part of the time
* \return A new, autoreleased OFDate with the specified date and time
*/
+ dateWithTimeIntervalSince1970: (time_t)sec
microseconds: (suseconds_t)usec;
+ dateWithTimeIntervalSince1970: (int64_t)sec
microseconds: (uint32_t)usec;
/**
* \param sec The seconds since now
* \return A new, autoreleased OFDate with the specified date and time
*/
+ dateWithTimeIntervalSinceNow: (int64_t)sec;
/**
* \param sec The seconds since now
* \param usec The microsecond part of the time
* \return A new, autoreleased OFDate with the specified date and time
*/
+ dateWithTimeIntervalSinceNow: (int64_t)sec
microseconds: (uint32_t)usec;
/**
* Returns a date in the distant future. The date is system-dependant.
*
* \return A date in the distant future
*/
+ distantFuture;
/**
* Returns a date in the distant past. The date is system-dependant.
*
* \return A date in the distant past
*/
+ distantPast;
/**
* Initializes an already allocated OFDate with the specified date and time.
*
* \param sec The seconds since 1970-01-01 00:00:00
* \return An initialized OFDate with the specified date and time
*/
- initWithTimeIntervalSince1970: (time_t)sec;
- initWithTimeIntervalSince1970: (int64_t)sec;
/**
* Initializes an already allocated OFDate with the specified date and time.
*
* \param sec The seconds since 1970-01-01 00:00:00
* \param usec The microsecond part of the time
* \return An initialized OFDate with the specified date and time
*/
- initWithTimeIntervalSince1970: (time_t)sec
microseconds: (suseconds_t)usec;
- initWithTimeIntervalSince1970: (int64_t)sec
microseconds: (uint32_t)usec;
/**
* Initializes an already allocated OFDate with the specified date and time.
*
* \param sec The seconds since now
* \param usec The microsecond part of the time
* \return A new, autoreleased OFDate with the specified date and time
*/
- initWithTimeIntervalSinceNow: (int64_t)sec;
/**
* Initializes an already allocated OFDate with the specified date and time.
*
* \param sec The seconds since now
* \param usec The microsecond part of the time
* \return A new, autoreleased OFDate with the specified date and time
*/
- initWithTimeIntervalSinceNow: (int64_t)sec
microseconds: (uint32_t)usec;
/**
* \return The microsecond of the date
*/
- (suseconds_t)microsecond;
- (uint32_t)microsecond;
/**
* \return The seconds of the date
*/
- (int)second;
- (uint8_t)second;
/**
* \return The minute of the date
*/
- (int)minute;
- (uint8_t)minute;
/**
* \return The hour of the date
*/
- (int)hour;
- (uint8_t)hour;
/**
* \return The hour of the date in local time
*/
- (int)localHour;
- (uint8_t)localHour;
/**
* \return The day of the month of the date
*/
- (int)dayOfMonth;
- (uint8_t)dayOfMonth;
/**
* \return The day of the month of the date in local time
*/
- (int)localDayOfMonth;
- (uint8_t)localDayOfMonth;
/**
* \return The month of the year of the date
*/
- (int)monthOfYear;
- (uint8_t)monthOfYear;
/**
* \return The month of the year of the date in local time
*/
- (int)localMonthOfYear;
- (uint8_t)localMonthOfYear;
/**
* \return The year of the date
*/
- (int)year;
- (uint16_t)year;
/**
* \return The day of the week of the date
*/
- (int)dayOfWeek;
- (uint8_t)dayOfWeek;
/**
* \return The day of the week of the date in local time
*/
- (int)localDayOfWeek;
- (uint8_t)localDayOfWeek;
/**
* \return The day of the year of the date
*/
- (int)dayOfYear;
- (uint16_t)dayOfYear;
/**
* \return The day of the year of the date in local time
*/
- (int)localDayOfYear;
- (uint16_t)localDayOfYear;
/**
* Creates a string of the date with the specified format.
*
* See the manpage for strftime for information on the format.
*
* \param fmt The format for the date string
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- (OFDate*)earlierDate: (OFDate*)date;
/**
* \param date Another date
* \return The later date of the two dates
*/
- (OFDate*)laterDate: (OFDate*)date;
/**
* Returns a new date with the specified time interval added.
*
* \param sec The seconds after the date
* \return A new, autoreleased OFDate
*/
- (OFDate*)dateByAddingTimeInterval: (int64_t)sec;
/**
* Returns a new date with the specified time interval added.
*
* \param sec The seconds after the date
* \param usec The microseconds after the date
* \return A new, autoreleased OFDate
*/
- (OFDate*)dateByAddingTimeInterval: (int64_t)sec
withMicroseconds: (uint32_t)usec;
@end
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# import "OFThread.h"
static OFMutex *mutex;
#endif
#ifdef HAVE_GMTIME_R
# define GMTIME_RET(field) \
time_t sec_ = sec; \
struct tm tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
if (gmtime_r(&sec, &tm) == NULL) \
if (gmtime_r(&sec_, &tm) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm.field;
# define LOCALTIME_RET(field) \
time_t sec_ = sec; \
struct tm tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
if (localtime_r(&sec, &tm) == NULL) \
if (localtime_r(&sec_, &tm) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm.field;
#else
# ifdef OF_THREADS
# define GMTIME_RET(field) \
time_t sec_ = sec; \
struct tm *tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
[mutex lock]; \
\
@try { \
if ((tm = gmtime(&sec)) == NULL) \
if ((tm = gmtime(&sec_)) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm->field; \
} @finally { \
[mutex unlock]; \
}
# define LOCALTIME_RET(field) \
time_t sec_ = sec; \
struct tm *tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
[mutex lock]; \
\
@try { \
if ((tm = localtime(&sec)) == NULL) \
if ((tm = localtime(&sec_)) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm->field; \
} @finally { \
[mutex unlock]; \
}
# else
# define GMTIME_RET(field) \
time_t sec_ = sec; \
struct tm *tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
if ((tm = gmtime(&sec)) == NULL) \
if ((tm = gmtime(&sec_)) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm->field;
# define LOCALTIME_RET(field) \
time_t sec_ = sec; \
struct tm *tm; \
\
if (sec != sec_) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
if ((tm = localtime(&sec)) == NULL) \
if ((tm = localtime(&sec_)) == NULL) \
@throw [OFOutOfRangeException newWithClass: isa]; \
\
return tm->field;
# endif
#endif
@implementation OFDate
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#endif
+ date
{
return [[[self alloc] init] autorelease];
}
+ dateWithTimeIntervalSince1970: (time_t)sec
+ dateWithTimeIntervalSince1970: (int64_t)sec
{
return [[[self alloc] initWithTimeIntervalSince1970: sec] autorelease];
}
+ dateWithTimeIntervalSince1970: (time_t)sec
microseconds: (suseconds_t)usec
+ dateWithTimeIntervalSince1970: (int64_t)sec
microseconds: (uint32_t)usec
{
return [[[self alloc] initWithTimeIntervalSince1970: sec
microseconds: usec] autorelease];
}
+ dateWithTimeIntervalSinceNow: (int64_t)sec
{
return [[[self alloc] initWithTimeIntervalSinceNow: sec] autorelease];
}
+ dateWithTimeIntervalSinceNow: (int64_t)sec
microseconds: (uint32_t)usec
{
return [[[self alloc] initWithTimeIntervalSinceNow: sec
microseconds: usec] autorelease];
}
+ distantFuture
{
if (sizeof(time_t) == sizeof(int64_t))
return [[[self alloc]
initWithTimeIntervalSince1970: INT64_MAX] autorelease];
initWithTimeIntervalSince1970: INT64_MAX
microseconds: 999999] autorelease];
if (sizeof(time_t) == sizeof(int32_t))
return [[[self alloc]
initWithTimeIntervalSince1970: INT32_MAX] autorelease];
initWithTimeIntervalSince1970: INT32_MAX
microseconds: 999999] autorelease];
/* Neither 64 nor 32 bit. But it's guaranteed to be at least an int */
return [[[self alloc]
initWithTimeIntervalSince1970: INT_MAX] autorelease];
initWithTimeIntervalSince1970: INT_MAX
microseconds: 999999] autorelease];
}
+ distantPast
{
/* We don't know if time_t is signed or unsigned. Use 0 to be safe */
return [[[self alloc] initWithTimeIntervalSince1970: 0] autorelease];
}
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@throw [OFInitializationFailedException newWithClass: c];
}
return [self initWithTimeIntervalSince1970: t.tv_sec
microseconds: t.tv_usec];
}
- initWithTimeIntervalSince1970: (time_t)sec_
- initWithTimeIntervalSince1970: (int64_t)sec_
{
return [self initWithTimeIntervalSince1970: sec_
microseconds: 0];
}
- initWithTimeIntervalSince1970: (time_t)sec_
microseconds: (suseconds_t)usec_
- initWithTimeIntervalSince1970: (int64_t)sec_
microseconds: (uint32_t)usec_
{
self = [super init];
sec = sec_;
usec = usec_;
return self;
}
- initWithTimeIntervalSinceNow: (int64_t)sec_
{
return [self initWithTimeIntervalSinceNow: sec_
microseconds: 0];
}
- initWithTimeIntervalSinceNow: (int64_t)sec_
microseconds: (uint32_t)usec_
{
self = [self init];
sec += sec_;
usec += usec_;
while (usec > 999999) {
usec -= 999999;
sec++;
}
return self;
}
- (BOOL)isEqual: (id)obj
{
if (![obj isKindOfClass: [OFDate class]])
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}
- (OFString*)description
{
return [self dateStringWithFormat: @"%Y-%m-%dT%H:%M:%SZ"];
}
- (suseconds_t)microsecond
- (uint32_t)microsecond
{
return usec;
}
- (int)second
- (uint8_t)second
{
GMTIME_RET(tm_sec)
}
- (int)minute
- (uint8_t)minute
{
GMTIME_RET(tm_min)
}
- (int)hour
- (uint8_t)hour
{
GMTIME_RET(tm_hour)
}
- (int)localHour
- (uint8_t)localHour
{
LOCALTIME_RET(tm_hour)
}
- (int)dayOfMonth
- (uint8_t)dayOfMonth
{
GMTIME_RET(tm_mday)
}
- (int)localDayOfMonth
- (uint8_t)localDayOfMonth
{
LOCALTIME_RET(tm_mday)
}
- (int)monthOfYear
- (uint8_t)monthOfYear
{
GMTIME_RET(tm_mon + 1)
}
- (int)localMonthOfYear
- (uint8_t)localMonthOfYear
{
LOCALTIME_RET(tm_mon + 1)
}
- (int)year
- (uint16_t)year
{
GMTIME_RET(tm_year + 1900)
}
- (int)dayOfWeek
- (uint8_t)dayOfWeek
{
GMTIME_RET(tm_wday)
}
- (int)localDayOfWeek
- (uint8_t)localDayOfWeek
{
LOCALTIME_RET(tm_wday)
}
- (int)dayOfYear
- (uint16_t)dayOfYear
{
GMTIME_RET(tm_yday + 1)
}
- (int)localDayOfYear
- (uint16_t)localDayOfYear
{
LOCALTIME_RET(tm_yday + 1)
}
- (OFString*)dateStringWithFormat: (OFString*)fmt
{
time_t sec_ = sec;
struct tm tm;
char *buf;
if (sec != sec_)
@throw [OFOutOfRangeException newWithClass: isa];
#ifdef HAVE_GMTIME_R
if (gmtime_r(&sec, &tm) == NULL)
if (gmtime_r(&sec_, &tm) == NULL)
@throw [OFOutOfRangeException newWithClass: isa];
#else
# ifdef OF_THREADS
[mutex lock];
@try {
# endif
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} @finally {
[self freeMemory: buf];
}
}
- (OFString*)localDateStringWithFormat: (OFString*)fmt
{
time_t sec_ = sec;
struct tm tm;
char *buf;
if (sec != sec_)
@throw [OFOutOfRangeException newWithClass: isa];
#ifdef HAVE_LOCALTIME_R
if (localtime_r(&sec, &tm) == NULL)
if (localtime_r(&sec_, &tm) == NULL)
@throw [OFOutOfRangeException newWithClass: isa];
#else
# ifdef OF_THREADS
[mutex lock];
@try {
# endif
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- (OFDate*)laterDate: (OFDate*)date
{
if ([self compare: date] == OF_ORDERED_ASCENDING)
return [[date retain] autorelease];
return [[self retain] autorelease];
}
- (OFDate*)dateByAddingTimeInterval: (int64_t)sec_
{
return [self dateByAddingTimeInterval: sec_
withMicroseconds: 0];
}
- (OFDate*)dateByAddingTimeInterval: (int64_t)sec_
withMicroseconds: (uint32_t)usec_
{
sec_ += sec;
usec_ += usec;
while (usec_ > 999999) {
usec_ -= 999999;
sec_++;
}
return [OFDate dateWithTimeIntervalSince1970: sec_
microseconds: usec_];
}
@end
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