ObjFW  Diff

# define trunc(x) ((int64_t)(x))
#endif

#if (!defined(HAVE_GMTIME_R) || !defined(HAVE_LOCALTIME_R)) && \
    defined(OF_HAVE_THREADS)
static OFMutex *mutex;
#endif

#ifdef OF_WINDOWS
static __time64_t (*func__mktime64)(struct tm *);
#endif

#ifdef HAVE_GMTIME_R
# define GMTIME_RET(field)						\
	time_t seconds = (time_t)_seconds;				\
	struct tm tm;							\
									\
	if (seconds != trunc(_seconds))					\

	/* Time zone */
	seconds += -(double)*tz * 60;

	return seconds;
}

@implementation OFDate
#if (!defined(HAVE_GMTIME_R) || !defined(HAVE_LOCALTIME_R)) && \
    defined(OF_HAVE_THREADS)
+ (void)initialize
{
#ifdef OF_WINDOWS
	HMODULE module;
#endif

	if (self == [OFDate class])
		mutex = [[OFMutex alloc] init];
}
	if (self != [OFDate class])
		return;

#if (!defined(HAVE_GMTIME_R) || !defined(HAVE_LOCALTIME_R)) && \
    defined(OF_HAVE_THREADS)
	mutex = [[OFMutex alloc] init];
#endif

#ifdef OF_WINDOWS
	if ((module = LoadLibrary("msvcrt.dll")) != NULL)
		func__mktime64 = (__time64_t (*)(struct tm *))
		    GetProcAddress(module, "_mktime64");
#endif
}

+ (instancetype)date
{
	return [[[self alloc] init] autorelease];
}

+ (instancetype)dateWithTimeIntervalSince1970: (of_time_interval_t)seconds

		tm.tm_isdst = -1;

		if (of_strptime(UTF8String, format.UTF8String,
		    &tm, &tz) != UTF8String + string.UTF8StringLength)
			@throw [OFInvalidFormatException exception];

		if (tz == INT16_MAX) {
#ifndef OF_WINDOWS
			if ((_seconds = mktime(&tm)) == -1)
				@throw [OFInvalidFormatException exception];
#else
			if ((_seconds = _mktime64(&tm)) == -1)
				@throw [OFInvalidFormatException exception];
#ifdef OF_WINDOWS
			if (func__mktime64 != NULL) {
				if ((_seconds = func__mktime64(&tm)) == -1)
					@throw [OFInvalidFormatException
					    exception];
			} else {
#endif
				if ((_seconds = mktime(&tm)) == -1)
					@throw [OFInvalidFormatException
					    exception];
#ifdef OF_WINDOWS
			}
#endif
		} else
			_seconds = tmAndTzToTime(&tm, &tz);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		union {
			double d;
			uint64_t u;
		} d;

		if (![element.name isEqual: self.className] ||
		    ![element.namespace isEqual: OF_SERIALIZATION_NS])
			@throw [OFInvalidArgumentException exception];

		d.u = (uint64_t)element.hexadecimalValue;
		d.u = OF_BSWAP64_IF_LE(d.u);
		_seconds = OF_BSWAP_DOUBLE_IF_LE(d.d);
		_seconds = OF_BSWAP_DOUBLE_IF_LE(OF_INT_TO_DOUBLE_RAW(
		    OF_BSWAP64_IF_LE(element.hexadecimalValue)));

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return true;
}

- (uint32_t)hash
{
	uint32_t hash;
	union {
		double d;
	double tmp;
		uint8_t b[sizeof(double)];
	} d;

	d.d = OF_BSWAP_DOUBLE_IF_BE(_seconds);
	OF_HASH_INIT(hash);

	OF_HASH_INIT(hash);
	tmp = OF_BSWAP_DOUBLE_IF_BE(_seconds);

	for (size_t i = 0; i < sizeof(double); i++)
		OF_HASH_ADD(hash, d.b[i]);
		OF_HASH_ADD(hash, ((char *)&tmp)[i]);

	OF_HASH_FINALIZE(hash);

	return hash;
}

- (id)copy

	return [self dateStringWithFormat: @"%Y-%m-%dT%H:%M:%SZ"];
}

- (OFXMLElement *)XMLElementBySerializing
{
	void *pool = objc_autoreleasePoolPush();
	OFXMLElement *element;
	union {
		double d;
		uint64_t u;
	} d;

	element = [OFXMLElement elementWithName: self.className
				      namespace: OF_SERIALIZATION_NS];

	d.d = OF_BSWAP_DOUBLE_IF_LE(_seconds);
	element.stringValue =
	    [OFString stringWithFormat: @"%016" PRIx64, OF_BSWAP64_IF_LE(d.u)];
	element.stringValue = [OFString stringWithFormat: @"%016" PRIx64,
	    OF_BSWAP64_IF_LE(OF_DOUBLE_TO_INT_RAW(OF_BSWAP_DOUBLE_IF_LE(
	    _seconds)))];

	[element retain];

	objc_autoreleasePoolPop(pool);

	return [element autorelease];
}