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#include <limits.h>
#include <time.h>
#include <math.h>
#include <sys/time.h>
#import "OFDate.h"
#import "OFConcreteDate.h"
#import "OFData.h"
#import "OFDictionary.h"
#import "OFMessagePackExtension.h"
#ifdef OF_HAVE_THREADS
# import "OFMutex.h"
#endif
#import "OFStrPTime.h"
#import "OFString.h"
#import "OFSystemInfo.h"
#import "OFTaggedPointerDate.h"
#import "OFXMLAttribute.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"
#if defined(OF_AMIGAOS_M68K) || defined(OF_MINT)
/* amiga-gcc and freemint-gcc do not have trunc() */
# define trunc(x) ((int64_t)(x))
#endif
@interface OFPlaceholderDate: OFDate
@end
@interface OFConcreteDate: OFDate
@interface OFConcreteDateSingleton: OFConcreteDate
{
OFTimeInterval _seconds;
}
@interface OFDateSingleton: OFConcreteDate
@end
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
@interface OFTaggedPointerDate: OFDateSingleton
@end
#endif
static OFDateSingleton *zeroDate, *distantFuture, *distantPast;
static OFConcreteDateSingleton *zeroDate, *distantFuture, *distantPast;
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
static int dateTag;
#endif
zeroDate = [[OFDateSingleton alloc] initWithTimeIntervalSince1970: 0];
initWithTimeIntervalSince1970: 0];
}
static void
initDistantFuture(void)
{
distantFuture = [[OFDateSingleton alloc]
distantFuture = [[OFConcreteDateSingleton alloc]
initWithTimeIntervalSince1970: 64060588800.0];
}
static void
initDistantPast(void)
{
distantPast = [[OFDateSingleton alloc]
distantPast = [[OFConcreteDateSingleton alloc]
initWithTimeIntervalSince1970: -62167219200.0];
}
static OFTimeInterval
now(void)
{
struct timeval tv;
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seconds += tm->tm_sec;
/* Time zone */
seconds += -(double)tz * 60;
return seconds;
}
@implementation OFDateSingleton
@implementation OFConcreteDateSingleton
OF_SINGLETON_METHODS
@end
@implementation OFPlaceholderDate
#ifdef __clang__
/* We intentionally don't call into super, so silence the warning. */
# pragma clang diagnostic push
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#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
value = OFFromBigEndian64(OFDoubleToRawUInt64(OFToBigEndianDouble(
seconds)));
/* Almost all dates fall into this range. */
if (value & (UINT64_C(4) << 60)) {
id ret = objc_createTaggedPointer(dateTag,
value & ~(UINT64_C(4) << 60));
id ret = [OFTaggedPointerDate
dateWithUInt64TimeIntervalSince1970: value];
if (ret != nil)
return ret;
}
#endif
return (id)[[OFConcreteDate alloc]
initWithTimeIntervalSince1970: seconds];
}
#ifdef __clang__
# pragma clang diagnostic pop
#endif
OF_SINGLETON_METHODS
@end
@implementation OFConcreteDate
- (instancetype)initWithTimeIntervalSince1970: (OFTimeInterval)seconds
{
self = [super initWithTimeIntervalSince1970: seconds];
_seconds = seconds;
return self;
}
- (OFTimeInterval)timeIntervalSince1970
{
return _seconds;
}
@end
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
@implementation OFTaggedPointerDate
- (OFTimeInterval)timeIntervalSince1970
{
uint64_t value = (uint64_t)object_getTaggedPointerValue(self);
value |= UINT64_C(4) << 60;
return OFFromBigEndianDouble(OFRawUInt64ToDouble(OFToBigEndian64(
value)));
}
@end
#endif
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#endif
#ifdef OF_WINDOWS
if ((module = LoadLibrary("msvcrt.dll")) != NULL)
_mktime64FuncPtr = (__time64_t (*)(struct tm *))
GetProcAddress(module, "_mktime64");
#endif
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
dateTag = objc_registerTaggedPointerClass([OFTaggedPointerDate class]);
#endif
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