ObjFW  Changes On Branch 2d3790870d71b275

@class OFString;

@interface TableGenerator: OFObject <OFApplicationDelegate,
    OFHTTPClientDelegate>
{
	OFHTTPClient *_HTTPClient;
	of_unichar_t _uppercaseTable[0x110000];
	of_unichar_t _lowercaseTable[0x110000];
	of_unichar_t _titlecaseTable[0x110000];
	of_unichar_t _casefoldingTable[0x110000];
	OFString *_decompositionTable[0x110000];
	OFString *_decompositionCompatTable[0x110000];
	char _uppercaseTableUsed[0x1100];
	char _lowercaseTableUsed[0x1100];
	char _titlecaseTableUsed[0x1100];
	char _casefoldingTableUsed[0x1100];
	char _decompositionTableUsed[0x1100];

	OFHTTPRequest *request;

	[of_stdout writeString: @"Parsing UnicodeData.txt…"];

	while ((line = [response readLine]) != nil) {
		void *pool2;
		OFArray OF_GENERIC(OFString *) *components;
		of_unichar_t codePoint;

		if (line.length == 0)
			continue;

		pool2 = objc_autoreleasePoolPush();

		components = [line componentsSeparatedByString: @";"];
		if (components.count != 15) {
			of_log(@"Invalid line: %@\n", line);
			[OFApplication terminateWithStatus: 1];
		}

		codePoint = (of_unichar_t)[[components objectAtIndex: 0]
		    unsignedLongLongValueWithBase: 16];

		if (codePoint > 0x10FFFF)
			@throw [OFOutOfRangeException exception];

		_uppercaseTable[codePoint] = (of_unichar_t)[[components
		    objectAtIndex: 12] unsignedLongLongValueWithBase: 16];
		_lowercaseTable[codePoint] = (of_unichar_t)[[components
		    objectAtIndex: 13] unsignedLongLongValueWithBase: 16];
		_titlecaseTable[codePoint] = (of_unichar_t)[[components
		    objectAtIndex: 14] unsignedLongLongValueWithBase: 16];

		if ([[components objectAtIndex: 5] length] > 0) {
			OFArray *decomposed = [[components objectAtIndex: 5]
			    componentsSeparatedByString: @" "];
			bool compat = false;
			OFMutableString *string;

			if ([decomposed.firstObject hasPrefix: @"<"]) {
				decomposed = [decomposed objectsInRange:
				    of_range(1, decomposed.count - 1)];
				compat = true;
			}

			string = [OFMutableString string];

			for (OFString *character in decomposed) {
				of_unichar_t unichar = (of_unichar_t)[character
				    unsignedLongLongValueWithBase: 16];

				[string appendCharacters: &unichar
						  length: 1];
			}

			[string makeImmutable];

	OFString *line;

	[of_stdout writeString: @"Parsing CaseFolding.txt…"];

	while ((line = [response readLine]) != nil) {
		void *pool2;
		OFArray OF_GENERIC(OFString *) *components;
		of_unichar_t codePoint;

		if (line.length == 0 || [line hasPrefix: @"#"])
			continue;

		pool2 = objc_autoreleasePoolPush();

		components = [line componentsSeparatedByString: @"; "];
		if (components.count != 4) {
			of_log(@"Invalid line: %s\n", line);
			[OFApplication terminateWithStatus: 1];
		}

		if (![[components objectAtIndex: 1] isEqual: @"S"] &&
		    ![[components objectAtIndex: 1] isEqual: @"C"])
			continue;

		codePoint = (of_unichar_t)[[components objectAtIndex: 0]
		    unsignedLongLongValueWithBase: 16];

		if (codePoint > 0x10FFFF)
			@throw [OFOutOfRangeException exception];

		_casefoldingTable[codePoint] = (of_unichar_t)[[components
		    objectAtIndex: 2] unsignedLongLongValueWithBase: 16];

		objc_autoreleasePoolPop(pool2);
	}

	[of_stdout writeLine: @" done"];

	[self writeFiles];
}

- (void)applyDecompositionRecursivelyForTable: (OFString *[0x110000])table
{
	bool done;

	do {
		done = true;

		for (of_unichar_t i = 0; i < 0x110000; i++) {
			void *pool;
			const of_unichar_t *characters;
			size_t length;
			OFMutableString *replacement;
			bool changed = false;

			if (table[i] == nil)
				continue;

	OFFile *file = [OFFile fileWithPath: path
				       mode: @"w"];

	[file writeString: COPYRIGHT
	    @"#include \"config.h\"\n"
	    @"\n"
	    @"#import \"OFString.h\"\n\n"
	    @"static const of_unichar_t emptyPage[0x100] = { 0 };\n"
	    @"static const char *emptyDecompositionPage[0x100] = { NULL };\n"
	    @"\n"];

	/* Write uppercasePage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_uppercaseTable[j] != 0) {
				isEmpty = false;
				_uppercaseTableSize = i >> 8;
				_uppercaseTableUsed[_uppercaseTableSize] = 1;
				break;
			}
		}

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const of_unichar_t "
					   @"uppercasePage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j += 8)
				[file writeFormat:
				    @"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
				    _uppercaseTable[j],
				    _uppercaseTable[j + 1],
				    _uppercaseTable[j + 2],
				    _uppercaseTable[j + 3],
				    _uppercaseTable[j + 4],
				    _uppercaseTable[j + 5],
				    _uppercaseTable[j + 6],
				    _uppercaseTable[j + 7]];

			[file writeString: @"};\n\n"];

			objc_autoreleasePoolPop(pool2);
		}
	}

	/* Write lowercasePage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_lowercaseTable[j] != 0) {
				isEmpty = false;
				_lowercaseTableSize = i >> 8;
				_lowercaseTableUsed[_lowercaseTableSize] = 1;
				break;
			}
		}

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const of_unichar_t "
					   @"lowercasePage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j += 8)
				[file writeFormat:
				    @"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
				    _lowercaseTable[j],
				    _lowercaseTable[j + 1],
				    _lowercaseTable[j + 2],
				    _lowercaseTable[j + 3],
				    _lowercaseTable[j + 4],
				    _lowercaseTable[j + 5],
				    _lowercaseTable[j + 6],
				    _lowercaseTable[j + 7]];

			[file writeString: @"};\n\n"];

			objc_autoreleasePoolPop(pool2);
		}
	}

	/* Write titlecasePage%u if it does NOT match uppercasePage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_titlecaseTable[j] != 0) {
				isEmpty = !memcmp(_uppercaseTable + i,
				    _titlecaseTable + i,
				    256 * sizeof(of_unichar_t));
				_titlecaseTableSize = i >> 8;
				_titlecaseTableUsed[_titlecaseTableSize] =
				    (isEmpty ? 2 : 1);
				break;
			}
		}

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const of_unichar_t "
					   @"titlecasePage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j += 8)
				[file writeFormat:
				    @"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
				    _titlecaseTable[j],
				    _titlecaseTable[j + 1],
				    _titlecaseTable[j + 2],
				    _titlecaseTable[j + 3],
				    _titlecaseTable[j + 4],
				    _titlecaseTable[j + 5],
				    _titlecaseTable[j + 6],
				    _titlecaseTable[j + 7]];

			[file writeString: @"};\n\n"];

			objc_autoreleasePoolPop(pool2);
		}
	}

	/* Write casefoldingPage%u if it does NOT match lowercasePage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_casefoldingTable[j] != 0) {
				isEmpty = !memcmp(_lowercaseTable + i,
				    _casefoldingTable + i,
				    256 * sizeof(of_unichar_t));
				_casefoldingTableSize = i >> 8;
				_casefoldingTableUsed[_casefoldingTableSize] =
				    (isEmpty ? 2 : 1);
				break;
			}
		}

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const of_unichar_t "
					   @"casefoldingPage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j += 8)
				[file writeFormat:
				    @"\t%u, %u, %u, %u, %u, %u, %u, %u,\n",
				    _casefoldingTable[j],
				    _casefoldingTable[j + 1],
				    _casefoldingTable[j + 2],
				    _casefoldingTable[j + 3],
				    _casefoldingTable[j + 4],
				    _casefoldingTable[j + 5],
				    _casefoldingTable[j + 6],
				    _casefoldingTable[j + 7]];

			[file writeString: @"};\n\n"];

			objc_autoreleasePoolPop(pool2);
		}
	}

	/* Write decompositionPage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_decompositionTable[j] != nil) {
				isEmpty = false;
				_decompositionTableSize = i >> 8;
				_decompositionTableUsed[
				    _decompositionTableSize] = 1;
				break;
			}
		}

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const char *const "
					   @"decompositionPage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j++) {
				if ((j - i) % 2 == 0)
					[file writeString: @"\t"];
				else
					[file writeString: @" "];

				if (_decompositionTable[j] != nil) {
					const char *UTF8String =

			[file writeString: @"};\n\n"];

			objc_autoreleasePoolPop(pool2);
		}
	}

	/* Write decompCompatPage%u if it does NOT match decompositionPage%u */
	for (of_unichar_t i = 0; i < 0x110000; i += 0x100) {
		bool isEmpty = true;

		for (of_unichar_t j = i; j < i + 0x100; j++) {
			if (_decompositionCompatTable[j] != 0) {
				/*
				 * We bulk-compare pointers via memcmp here.
				 * This is safe, as we always set the same
				 * pointer in both tables if both are the same.
				 */
				isEmpty = !memcmp(_decompositionTable + i,

		if (!isEmpty) {
			void *pool2 = objc_autoreleasePoolPush();

			[file writeFormat: @"static const char *const "
					   @"decompCompatPage%u[0x100] = {\n",
					   i >> 8];

			for (of_unichar_t j = i; j < i + 0x100; j++) {
				if ((j - i) % 2 == 0)
					[file writeString: @"\t"];
				else
					[file writeString: @" "];

				if (_decompositionCompatTable[j] != nil) {
					const char *UTF8String =

	_lowercaseTableSize++;
	_titlecaseTableSize++;
	_casefoldingTableSize++;
	_decompositionTableSize++;
	_decompositionCompatTableSize++;

	/* Write of_unicode_uppercase_table */
	[file writeFormat: @"const of_unichar_t *const "
			   @"of_unicode_uppercase_table[0x%X] = {\n\t",
			   _uppercaseTableSize];

	for (of_unichar_t i = 0; i < _uppercaseTableSize; i++) {
		if (_uppercaseTableUsed[i])
			[file writeFormat: @"uppercasePage%u", i];
		else
			[file writeString: @"emptyPage"];

		if (i + 1 < _uppercaseTableSize) {
			if ((i + 1) % 4 == 0)
				[file writeString: @",\n\t"];
			else
				[file writeString: @", "];
		}
	}

	[file writeString: @"\n};\n\n"];

	/* Write of_unicode_lowercase_table */
	[file writeFormat: @"const of_unichar_t *const "
			   @"of_unicode_lowercase_table[0x%X] = {\n\t",
			   _lowercaseTableSize];

	for (of_unichar_t i = 0; i < _lowercaseTableSize; i++) {
		if (_lowercaseTableUsed[i])
			[file writeFormat: @"lowercasePage%u", i];
		else
			[file writeString: @"emptyPage"];

		if (i + 1 < _lowercaseTableSize) {
			if ((i + 1) % 4 == 0)
				[file writeString: @",\n\t"];
			else
				[file writeString: @", "];
		}
	}

	[file writeString: @"\n};\n\n"];

	/* Write of_unicode_titlecase_table */
	[file writeFormat: @"const of_unichar_t *const "
			   @"of_unicode_titlecase_table[0x%X] = {\n\t",
			   _titlecaseTableSize];

	for (of_unichar_t i = 0; i < _titlecaseTableSize; i++) {
		if (_titlecaseTableUsed[i] == 1)
			[file writeFormat: @"titlecasePage%u", i];
		else if (_titlecaseTableUsed[i] == 2)
			[file writeFormat: @"uppercasePage%u", i];
		else
			[file writeString: @"emptyPage"];

		if (i + 1 < _titlecaseTableSize) {
			if ((i + 1) % 4 == 0)
				[file writeString: @",\n\t"];
			else
				[file writeString: @", "];
		}
	}

	[file writeString: @"\n};\n\n"];

	/* Write of_unicode_casefolding_table */
	[file writeFormat: @"const of_unichar_t *const "
			   @"of_unicode_casefolding_table[0x%X] = {\n\t",
			   _casefoldingTableSize];

	for (of_unichar_t i = 0; i < _casefoldingTableSize; i++) {
		if (_casefoldingTableUsed[i] == 1)
			[file writeFormat: @"casefoldingPage%u", i];
		else if (_casefoldingTableUsed[i] == 2)
			[file writeFormat: @"lowercasePage%u", i];
		else
			[file writeString: @"emptyPage"];

	[file writeString: @"\n};\n\n"];

	/* Write of_unicode_decomposition_table */
	[file writeFormat: @"const char *const "
			   @"*of_unicode_decomposition_table[0x%X] = {\n\t",
			   _decompositionTableSize];

	for (of_unichar_t i = 0; i < _decompositionTableSize; i++) {
		if (_decompositionTableUsed[i])
			[file writeFormat: @"decompositionPage%u", i];
		else
			[file writeString: @"emptyDecompositionPage"];

		if (i + 1 < _decompositionTableSize) {
			if ((i + 1) % 3 == 0)

	/* Write of_unicode_decomposition_compat_table */
	[file writeFormat: @"const char *const "
			   @"*of_unicode_decomposition_compat_table[0x%X] = {"
			   @"\n\t",
			   _decompositionCompatTableSize];

	for (of_unichar_t i = 0; i < _decompositionCompatTableSize; i++) {
		if (_decompositionCompatTableUsed[i] == 1)
			[file writeFormat: @"decompCompatPage%u", i];
		else if (_decompositionCompatTableUsed[i] == 2)
			[file writeFormat: @"decompositionPage%u", i];
		else
			[file writeString: @"emptyDecompositionPage"];

	    _casefoldingTableSize, _decompositionTableSize,
	    _decompositionCompatTableSize];

	[file writeString:
	    @"#ifdef __cplusplus\n"
	    @"extern \"C\" {\n"
	    @"#endif\n"
	    @"extern const of_unichar_t *const _Nonnull\n"
	    @"    of_unicode_uppercase_table["
	    @"OF_UNICODE_UPPERCASE_TABLE_SIZE];\n"
	    @"extern const of_unichar_t *const _Nonnull\n"
	    @"    of_unicode_lowercase_table["
	    @"OF_UNICODE_LOWERCASE_TABLE_SIZE];\n"
	    @"extern const of_unichar_t *const _Nonnull\n"
	    @"    of_unicode_titlecase_table["
	    @"OF_UNICODE_TITLECASE_TABLE_SIZE];\n"
	    @"extern const of_unichar_t *const _Nonnull\n"
	    @"    of_unicode_casefolding_table["
	    @"OF_UNICODE_CASEFOLDING_TABLE_SIZE];\n"
	    @"extern const char *const _Nullable *const _Nonnull\n"
	    @"    of_unicode_decomposition_table["
	    @"OF_UNICODE_DECOMPOSITION_TABLE_SIZE];\n"
	    @"extern const char *const _Nullable *const _Nonnull\n"
	    @"    of_unicode_decomposition_compat_table["

	    ${USE_INCLUDES_ATOMIC}

SRCS += OFAdjacentArray.m		\
	OFAdjacentSubarray.m		\
	OFBitSetCharacterSet.m		\
	OFBytesValue.m			\
	OFCountedMapTableSet.m		\
	OFDimensionValue.m		\
	OFInvertedCharacterSet.m	\
	OFLHADecompressingStream.m	\
	OFMapTableDictionary.m		\
	OFMapTableSet.m			\
	OFMutableAdjacentArray.m	\
	OFMutableMapTableDictionary.m	\
	OFMutableMapTableSet.m		\
	OFMutableUTF8String.m		\
	OFNonretainedObjectValue.m	\
	OFPointValue.m			\
	OFPointerValue.m		\
	OFRangeCharacterSet.m		\
	OFRangeValue.m			\
	OFRectangleValue.m		\
	OFSandbox.m			\

	OFSubarray.m			\
	OFUTF8String.m			\
	${LIBBASES_M}			\
	${RUNTIME_AUTORELEASE_M}	\
	${RUNTIME_INSTANCE_M}
SRCS_FILES += OFFileURLHandler.m	\
	      OFINIFileSettings.m

}

- (id)objectAtIndexedSubscript: (size_t)idx
{
	return *((id *)[_array itemAtIndex: idx]);
}

- (void)getObjects: (id *)buffer inRange: (of_range_t)range
{
	id const *objects = _array.items;
	size_t count = _array.count;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > count)
		@throw [OFOutOfRangeException exception];

	for (size_t i = 0; i < range.length; i++)
		buffer[i] = objects[range.location + i];
}

- (size_t)indexOfObject: (id)object
{
	id const *objects;
	size_t count;

	if (object == nil)
		return OF_NOT_FOUND;

	objects = _array.items;
	count = _array.count;

	for (size_t i = 0; i < count; i++)
		if ([objects[i] isEqual: object])
			return i;

	return OF_NOT_FOUND;
}

- (size_t)indexOfObjectIdenticalTo: (id)object
{
	id const *objects;
	size_t count;

	if (object == nil)
		return OF_NOT_FOUND;

	objects = _array.items;
	count = _array.count;

	for (size_t i = 0; i < count; i++)
		if (objects[i] == object)
			return i;

	return OF_NOT_FOUND;
}


- (OFArray *)objectsInRange: (of_range_t)range
{
	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _array.count)
		@throw [OFOutOfRangeException exception];

	if ([self isKindOfClass: [OFMutableArray class]])
		return [OFArray

				 */
				if ([tmp hasPrefix: @"="]) {
					objc_autoreleasePoolPop(pool);
					continue;
				}

				pos = [tmp rangeOfString: @"="].location;
				if (pos == OF_NOT_FOUND) {
					fprintf(stderr,
					    "Warning: Invalid environment "
					    "variable: %s\n", tmp.UTF8String);
					continue;
				}

				key = [tmp substringToIndex: pos];

				 */
				if ([tmp hasPrefix: @"="]) {
					objc_autoreleasePoolPop(pool);
					continue;
				}

				pos = [tmp rangeOfString: @"="].location;
				if (pos == OF_NOT_FOUND) {
					fprintf(stderr,
					    "Warning: Invalid environment "
					    "variable: %s\n", tmp.UTF8String);
					continue;
				}

				key = [tmp substringToIndex: pos];

/**
 * @brief Copies the objects at the specified range to the specified buffer.
 *
 * @param buffer The buffer to copy the objects to
 * @param range The range to copy
 */
- (void)getObjects: (ObjectType __unsafe_unretained _Nonnull *_Nonnull)buffer
	   inRange: (of_range_t)range;

/**
 * @brief Returns the index of the first object that is equivalent to the
 *	  specified object or `OF_NOT_FOUND` if it was not found.
 *
 * @param object The object whose index is returned
 * @return The index of the first object equivalent to the specified object
 *	   or `OF_NOT_FOUND` if it was not found
 */
- (size_t)indexOfObject: (ObjectType)object;

/**
 * @brief Returns the index of the first object that has the same address as the
 *	  specified object or `OF_NOT_FOUND` if it was not found.
 *
 * @param object The object whose index is returned
 * @return The index of the first object that has the same address as
 *	   the specified object or `OF_NOT_FOUND` if it was not found
 */
- (size_t)indexOfObjectIdenticalTo: (ObjectType)object;

/**
 * @brief Checks whether the array contains an object equal to the specified
 *	  object.
 *

/**
 * @brief Returns the objects in the specified range as a new OFArray.
 *
 * @param range The range for the subarray
 * @return The subarray as a new autoreleased OFArray
 */
- (OFArray OF_GENERIC(ObjectType) *)objectsInRange: (of_range_t)range;

/**
 * @brief Creates a string by joining all objects of the array.
 *
 * @param separator The string with which the objects should be joined
 * @return A string containing all objects joined by the separator
 */

 *		  Possible values are:
 *		  Value                      | Description
 *		  ---------------------------|-------------------------
 *		  `OF_ARRAY_SORT_DESCENDING` | Sort in descending order
 * @return A sorted copy of the array
 */
- (OFArray OF_GENERIC(ObjectType) *)
    sortedArrayUsingComparator: (of_comparator_t)comparator
		       options: (int)options;
#endif

/**
 * @brief Creates a new array with the specified object added.
 *
 * @param object The object to add

}

- (size_t)count
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)getObjects: (id *)buffer inRange: (of_range_t)range
{
	for (size_t i = 0; i < range.length; i++)
		buffer[i] = [self objectAtIndex: range.location + i];
}

- (id const *)objects
{
	size_t count = self.count;
	id *buffer = of_alloc(count, sizeof(id));

	@try {
		[self getObjects: buffer inRange: of_range(0, count)];

		return [[OFData dataWithItemsNoCopy: buffer
					      count: count
					   itemSize: sizeof(id)
				       freeWhenDone: true] items];
	} @catch (id e) {
		free(buffer);

}

- (size_t)indexOfObject: (id)object
{
	size_t i = 0;

	if (object == nil)
		return OF_NOT_FOUND;

	for (id objectIter in self) {
		if ([objectIter isEqual: object])
			return i;

		i++;
	}

	return OF_NOT_FOUND;
}

- (size_t)indexOfObjectIdenticalTo: (id)object
{
	size_t i = 0;

	if (object == nil)
		return OF_NOT_FOUND;

	for (id objectIter in self) {
		if (objectIter == object)
			return i;

		i++;
	}

	return OF_NOT_FOUND;
}

- (bool)containsObject: (id)object
{
	return ([self indexOfObject: object] != OF_NOT_FOUND);
}

- (bool)containsObjectIdenticalTo: (id)object
{
	return ([self indexOfObjectIdenticalTo: object] != OF_NOT_FOUND);
}

- (id)firstObject
{
	if (self.count > 0)
		return [self objectAtIndex: 0];

	return nil;
}

- (id)lastObject
{
	size_t count = self.count;

	if (count > 0)
		return [self objectAtIndex: count - 1];

	return nil;
}

- (OFArray *)objectsInRange: (of_range_t)range
{
	OFArray *ret;
	id *buffer;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length < self.count)
		@throw [OFOutOfRangeException exception];

	OFMutableArray *new = [[self mutableCopy] autorelease];
	[new sortUsingSelector: selector options: options];
	[new makeImmutable];
	return new;
}

#ifdef OF_HAVE_BLOCKS
- (OFArray *)sortedArrayUsingComparator: (of_comparator_t)comparator
				options: (int)options
{
	OFMutableArray *new = [[self mutableCopy] autorelease];
	[new sortUsingComparator: comparator options: options];
	[new makeImmutable];
	return new;
}

	return new;
}

- (int)countByEnumeratingWithState: (of_fast_enumeration_state_t *)state
			   objects: (id *)objects
			     count: (int)count
{
	of_range_t range = of_range(state->state, count);

	if (range.length > SIZE_MAX - range.location)
		@throw [OFOutOfRangeException exception];

	if (range.location + range.length > self.count)
		range.length = self.count - range.location;

- (instancetype)initWithCharactersInString: (OFString *)string
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		const of_unichar_t *characters = string.characters;
		size_t length = string.length;

		for (size_t i = 0; i < length; i++) {
			of_unichar_t c = characters[i];

			if (c / CHAR_BIT >= _size) {
				size_t newSize;

				if (UINT32_MAX - c < 1)
					@throw [OFOutOfRangeException
					    exception];

- (void)dealloc
{
	free(_bitset);

	[super dealloc];
}

- (bool)characterIsMember: (of_unichar_t)character
{
	if (character / CHAR_BIT >= _size)
		return false;

	return of_bitset_isset(_bitset, character);
}
@end

/**
 * @brief Creates a new character set containing the characters in the specified
 *	  range.
 *
 * @param range The range of characters for the character set
 * @return A new OFCharacterSet
 */
+ (instancetype)characterSetWithRange: (of_range_t)range;

/**
 * @brief A character set containing all Unicode characters in the category
 *	  `Zs` plus CHARACTER TABULATION (U+0009).
 */
+ (OFCharacterSet *)whitespaceCharacterSet;

/**
 * @brief Initializes an already allocated character set with the characters in
 *	  the specified range.
 *
 * @param range The range of characters for the character set
 * @return An initialized OFCharacterSet
 */
- (instancetype)initWithRange: (of_range_t)range;

/**
 * @brief Returns whether the specified character is a member of the character
 *	  set.
 *
 * @param character The character that is checked for being a member of the
 *		    character set
 * @return Whether the specified character is a member of the character set.
 */
- (bool)characterIsMember: (of_unichar_t)character;
@end

OF_ASSUME_NONNULL_END

- (instancetype)initWithCharactersInString: (OFString *)characters
{
	return (id)[[OFBitSetCharacterSet alloc]
	    initWithCharactersInString: characters];
}

- (instancetype)initWithRange: (of_range_t)range
{
	return (id)[[OFRangeCharacterSet alloc] initWithRange: range];
}

- (instancetype)retain
{
	return self;

+ (instancetype)characterSetWithCharactersInString: (OFString *)characters
{
	return [[[self alloc] initWithCharactersInString: characters]
	    autorelease];
}

+ (instancetype)characterSetWithRange: (of_range_t)range
{
	return [[[self alloc] initWithRange: range] autorelease];
}

+ (OFCharacterSet *)whitespaceCharacterSet
{
	static of_once_t onceControl = OF_ONCE_INIT;

}

- (instancetype)initWithCharactersInString: (OFString *)characters
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithRange: (of_range_t)range
{
	OF_INVALID_INIT_METHOD
}

- (bool)characterIsMember: (of_unichar_t)character
{
	OF_UNRECOGNIZED_SELECTOR
}

- (OFCharacterSet *)invertedSet
{
	return [[[OFInvertedCharacterSet alloc]

}

- (unsigned int)retainCount
{
	return OF_RETAIN_COUNT_MAX;
}

- (bool)characterIsMember: (of_unichar_t)character
{
	switch (character) {
	case 0x0009:
	case 0x0020:
	case 0x00A0:
	case 0x1680:
	case 0x2000:

 *
 * @note Waiting might have been interrupted by a signal. It is thus recommended
 *	 to check the condition again after @ref waitForTimeInterval: returned!
 *
 * @param timeInterval The time interval until the timeout is reached
 * @return Whether the condition has been signaled
 */
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval;

#ifdef OF_AMIGAOS
/**
 * @brief Blocks the current thread until another thread calls @ref signal,
 *	  @ref broadcast, the timeout is reached or an Exec Signal is received.
 *
 * @note This is only available on AmigaOS!
 *
 * @param timeInterval The time interval until the timeout is reached
 * @param signalMask A pointer to a signal mask of Exec Signals to receive.
 *		     This is modified and set to the mask of signals received.
 * @return Whether the condition has been signaled or a signal received
 */
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
	       orExecSignal: (ULONG *)signalMask;
#endif

/**
 * @brief Blocks the current thread until another thread calls @ref signal,
 *	  @ref broadcast or the timeout is reached.
 *

	if (error != 0)
		@throw [OFConditionWaitFailedException
		    exceptionWithCondition: self
				     errNo: error];
}
#endif

- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
{
	int error = of_condition_timed_wait(&_condition, &_mutex, timeInterval);

	if (error == ETIMEDOUT)
		return false;

	if (error != 0)
		@throw [OFConditionWaitFailedException
		    exceptionWithCondition: self
				     errNo: error];

	return true;
}

#ifdef OF_AMIGAOS
- (bool)waitForTimeInterval: (of_time_interval_t)timeInterval
	       orExecSignal: (ULONG *)signalMask
{
	int error = of_condition_timed_wait_or_signal(&_condition, &_mutex,
	    timeInterval, signalMask);

	if (error == ETIMEDOUT)
		return false;

- (id)mutableCopy
{
	[self finishInitialization];
	return [self mutableCopy];
}

/* From protocol OFComparing,  but overridden in OFString */
- (of_comparison_result_t)compare: (OFString *)string
{
	[self finishInitialization];
	return [self compare: string];
}

/* From OFObject, but reimplemented in OFString */
- (bool)isEqual: (id)object

- (size_t)cStringLengthWithEncoding: (of_string_encoding_t)encoding
{
	[self finishInitialization];
	return [self cStringLengthWithEncoding: encoding];
}

- (of_comparison_result_t)caseInsensitiveCompare: (OFString *)string
{
	[self finishInitialization];
	return [self caseInsensitiveCompare: string];
}

- (of_unichar_t)characterAtIndex: (size_t)idx
{
	[self finishInitialization];
	return [self characterAtIndex: idx];
}

- (void)getCharacters: (of_unichar_t *)buffer inRange: (of_range_t)range
{
	[self finishInitialization];
	[self getCharacters: buffer inRange: range];
}

- (of_range_t)rangeOfString: (OFString *)string
{
	[self finishInitialization];
	return [self rangeOfString: string];
}

- (of_range_t)rangeOfString: (OFString *)string options: (int)options
{
	[self finishInitialization];
	return [self rangeOfString: string options: options];
}

- (of_range_t)rangeOfString: (OFString *)string
		    options: (int)options
		      range: (of_range_t)range
{
	[self finishInitialization];
	return [self rangeOfString: string options: options range: range];
}

- (size_t)indexOfCharacterFromSet: (OFCharacterSet *)characterSet
{
	[self finishInitialization];
	return [self indexOfCharacterFromSet: characterSet];
}

- (size_t)indexOfCharacterFromSet: (OFCharacterSet *)characterSet
			  options: (int)options
{
	[self finishInitialization];
	return [self indexOfCharacterFromSet: characterSet options: options];
}

- (size_t)indexOfCharacterFromSet: (OFCharacterSet *)characterSet
			  options: (int)options
			    range: (of_range_t)range
{
	[self finishInitialization];
	return [self indexOfCharacterFromSet: characterSet
				     options: options
				       range: range];
}

- (OFString *)substringToIndex: (size_t)idx
{
	[self finishInitialization];
	return [self substringToIndex: idx];
}

- (OFString *)substringWithRange: (of_range_t)range
{
	[self finishInitialization];
	return [self substringWithRange: range];
}

- (OFString *)stringByAppendingString: (OFString *)string
{

	return [self stringByReplacingOccurrencesOfString: string
					       withString: replacement];
}

- (OFString *)stringByReplacingOccurrencesOfString: (OFString *)string
					withString: (OFString *)replacement
					   options: (int)options
					     range: (of_range_t)range
{
	[self finishInitialization];
	return [self stringByReplacingOccurrencesOfString: string
					       withString: replacement
						  options: options
						    range: range];
}

- (double)doubleValue
{
	[self finishInitialization];
	return self.doubleValue;
}

- (const of_unichar_t *)characters
{
	[self finishInitialization];
	return self.characters;
}

- (const of_char16_t *)UTF16String
{
	[self finishInitialization];
	return self.UTF16String;
}

- (const of_char16_t *)UTF16StringWithByteOrder: (of_byte_order_t)byteOrder
{
	[self finishInitialization];
	return [self UTF16StringWithByteOrder: byteOrder];
}

- (size_t)UTF16StringLength
{
	[self finishInitialization];
	return self.UTF16StringLength;
}

- (const of_char32_t *)UTF32String
{
	[self finishInitialization];
	return self.UTF32String;
}

- (const of_char32_t *)UTF32StringWithByteOrder: (of_byte_order_t)byteOrder
{
	[self finishInitialization];
	return [self UTF32StringWithByteOrder: byteOrder];
}

- (OFData *)dataWithEncoding: (of_string_encoding_t)encoding
{

 */
@property (copy, nonatomic) OFArray OF_GENERIC(OFString *) *searchDomains;

/**
 * @brief The timeout, in seconds, after which the next name server should be
 *	  tried.
 */
@property (nonatomic) of_time_interval_t timeout;

/**
 * @brief The number of attempts before giving up to resolve a host.
 *
 * Trying all name servers once is considered a single attempt.
 */
@property (nonatomic) unsigned int maxAttempts;

@property (nonatomic) bool usesTCP;

/**
 * @brief The interval in seconds in which the config should be reloaded.
 *
 * Setting this to 0 disables config reloading.
 */
@property (nonatomic) of_time_interval_t configReloadInterval;

/**
 * @brief Creates a new, autoreleased OFDNSResolver.
 */
+ (instancetype)resolver;

/**

- (void)setSearchDomains: (OFArray *)searchDomains
{
	OFArray *old = _settings->_searchDomains;
	_settings->_searchDomains = [searchDomains copy];
	[old release];
}

- (of_time_interval_t)timeout
{
	return _settings->_timeout;
}

- (void)setTimeout: (of_time_interval_t)timeout
{
	_settings->_timeout = timeout;
}

- (unsigned int)maxAttempts
{
	return _settings->_maxAttempts;

}

- (void)setUsesTCP: (bool)usesTCP
{
	_settings->_usesTCP = usesTCP;
}

- (of_time_interval_t)configReloadInterval
{
	return _settings->_configReloadInterval;
}

- (void)setConfigReloadInterval: (of_time_interval_t)configReloadInterval
{
	_settings->_configReloadInterval = configReloadInterval;
}

- (void)of_sendQueryForContext: (OFDNSResolverContext *)context
		   runLoopMode: (of_run_loop_mode_t)runLoopMode
{

{
@public
	OFDictionary OF_GENERIC(OFString *, OFArray OF_GENERIC(OFString *) *)
	    *_staticHosts;
	OFArray OF_GENERIC(OFString *) *_nameServers;
	OFString *_Nullable _localDomain;
	OFArray OF_GENERIC(OFString *) *_searchDomains;
	of_time_interval_t _timeout;
	unsigned int _maxAttempts, _minNumberOfDotsInAbsoluteName;
	bool _usesTCP;
	of_time_interval_t _configReloadInterval;
@protected
	OFDate *_lastConfigReload;
}

- (void)reload;
@end

OF_ASSUME_NONNULL_END

		 * We can't use that as local domain.
		 */
		return nil;
	} @catch (OFInvalidFormatException *e) {
		/* Not an IP address -> we can use it if it contains a dot. */
		size_t pos = [hostname rangeOfString: @"."].location;

		if (pos == OF_NOT_FOUND)
			return nil;

		return [hostname substringFromIndex: pos + 1];
	}
}
#endif

static OFArray OF_GENERIC(OFString *) *
parseNetStackArray(OFString *string)
{
	if (![string hasPrefix: @"["] || ![string hasSuffix: @"]"])
		return nil;

	string = [string substringWithRange: of_range(1, string.length - 2)];

	return [string componentsSeparatedByString: @"|"];
}
#endif

@implementation OFDNSResolverSettings
- (void)dealloc

	while ((line = [file readLine]) != nil) {
		OFArray *components, *hosts;
		size_t pos;
		OFString *address;

		pos = [line rangeOfString: @"#"].location;
		if (pos != OF_NOT_FOUND)
			line = [line substringToIndex: pos];

		components = [line
		    componentsSeparatedByCharactersInSet: whitespaceCharacterSet
						 options: OF_STRING_SKIP_EMPTY];

		if (components.count < 2)
			continue;

		address = components.firstObject;
		hosts = [components objectsInRange:
		    of_range(1, components.count - 1)];

		for (OFString *host in hosts) {
			OFMutableArray *addresses =
			    [staticHosts objectForKey: host];

			if (addresses == nil) {
				addresses = [OFMutableArray array];

	while ((line = [file readLine]) != nil) {
		void *pool2 = objc_autoreleasePoolPush();
		size_t pos;
		OFArray *components, *arguments;
		OFString *option;

		pos = [line indexOfCharacterFromSet: commentCharacters];
		if (pos != OF_NOT_FOUND)
			line = [line substringToIndex: pos];

		components = [line
		    componentsSeparatedByCharactersInSet: whitespaceCharacterSet
						 options: OF_STRING_SKIP_EMPTY];

		if (components.count < 2) {
			objc_autoreleasePoolPop(pool2);
			continue;
		}

		option = components.firstObject;
		arguments = [components objectsInRange:
		    of_range(1, components.count - 1)];

		if ([option isEqual: @"nameserver"]) {
			if (arguments.count != 1) {
				objc_autoreleasePoolPop(pool2);
				continue;
			}

		OFArray *hosts;

		if (components.count < 2)
			continue;

		address = components.firstObject;
		hosts = [components objectsInRange:
		    of_range(1, components.count - 1)];

		for (OFString *host in hosts) {
			OFMutableArray *addresses =
			    [staticHosts objectForKey: host];

			if (addresses == nil) {
				addresses = [OFMutableArray array];

/**
 * @brief Compares the data to other data.
 *
 * @param data Data to compare the data to
 * @return The result of the comparison
 */
- (of_comparison_result_t)compare: (OFData *)data;

/**
 * @brief Returns a specific item of the OFData.
 *
 * @param index The number of the item to return
 * @return The specified item of the OFData
 */
- (const void *)itemAtIndex: (size_t)index OF_RETURNS_INNER_POINTER;

/**
 * @brief Returns the data in the specified range as a new OFData.
 *
 * @param range The range of the data for the new OFData
 * @return The data in the specified range as a new OFData
 */
- (OFData *)subdataWithRange: (of_range_t)range;

/**
 * @brief Returns the range of the data.
 *
 * @param data The data to search for
 * @param options Options modifying search behavior.@n
 *		  Possible values are:
 *		  Value                      | Description
 *		  ---------------------------|-----------------------------
 *		  `OF_DATA_SEARCH_BACKWARDS` | Search backwards in the data
 * @param range The range in which to search
 * @return The range of the first occurrence of the data or a range with
 *	   `OF_NOT_FOUND` as start position if it was not found.
 */
- (of_range_t)rangeOfData: (OFData *)data
		  options: (int)options
		    range: (of_range_t)range;

#ifdef OF_HAVE_FILES
/**
 * @brief Writes the OFData into the specified file.
 *
 * @param path The path of the file to write to
 */

		return false;
	if (memcmp(data.items, _items, _count * _itemSize) != 0)
		return false;

	return true;
}

- (of_comparison_result_t)compare: (OFData *)data
{
	int comparison;
	size_t count, minCount;

	if (![data isKindOfClass: [OFData class]])
		@throw [OFInvalidArgumentException exception];

	if (data.itemSize != _itemSize)
		@throw [OFInvalidArgumentException exception];

	count = data.count;
	minCount = (_count > count ? count : _count);

	if ((comparison = memcmp(_items, data.items,
	    minCount * _itemSize)) == 0) {
		if (_count > count)
			return OF_ORDERED_DESCENDING;
		if (_count < count)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	}

	if (comparison > 0)
		return OF_ORDERED_DESCENDING;
	else
		return OF_ORDERED_ASCENDING;
}

- (unsigned long)hash
{
	uint32_t hash;

	OF_HASH_INIT(hash);

	for (size_t i = 0; i < _count * _itemSize; i++)
		OF_HASH_ADD(hash, ((uint8_t *)_items)[i]);

	OF_HASH_FINALIZE(hash);

	return hash;
}

- (OFData *)subdataWithRange: (of_range_t)range
{
	OFData *ret;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _count)
		@throw [OFOutOfRangeException exception];

}

- (OFString *)stringByBase64Encoding
{
	return of_base64_encode(_items, _count * _itemSize);
}

- (of_range_t)rangeOfData: (OFData *)data
		  options: (int)options
		    range: (of_range_t)range
{
	const char *search;
	size_t searchLength;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _count)
		@throw [OFOutOfRangeException exception];

	if (data == nil || data.itemSize != _itemSize)
		@throw [OFInvalidArgumentException exception];

	if ((searchLength = data.count) == 0)
		return of_range(0, 0);

	if (searchLength > range.length)
		return of_range(OF_NOT_FOUND, 0);

	search = data.items;

	if (options & OF_DATA_SEARCH_BACKWARDS) {
		for (size_t i = range.length - searchLength;; i--) {
			if (memcmp(_items + i * _itemSize, search,
			    searchLength * _itemSize) == 0)
				return of_range(i, searchLength);

			/* No match and we're at the last item */
			if (i == 0)
				break;
		}
	} else {
		for (size_t i = range.location;
		    i <= range.length - searchLength; i++)
			if (memcmp(_items + i * _itemSize, search,
			    searchLength * _itemSize) == 0)
				return of_range(i, searchLength);
	}

	return of_range(OF_NOT_FOUND, 0);
}

#ifdef OF_HAVE_FILES
- (void)writeToFile: (OFString *)path
{
	OFFile *file = [[OFFile alloc] initWithPath: path mode: @"w"];
	@try {

 */
#ifndef OF_DATE_M
OF_SUBCLASSING_RESTRICTED
#endif
@interface OFDate: OFObject <OFCopying, OFComparing, OFSerialization,
    OFMessagePackRepresentation>
{
	of_time_interval_t _seconds;
}

#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, readonly, nonatomic) OFDate *distantFuture;
@property (class, readonly, nonatomic) OFDate *distantPast;
#endif

 * @brief The day of the year of the date in local time.
 */
@property (readonly, nonatomic) unsigned short localDayOfYear;

/**
 * @brief The seconds since 1970-01-01T00:00:00Z.
 */
@property (readonly, nonatomic) of_time_interval_t timeIntervalSince1970;

/**
 * @brief The seconds the date is in the future.
 */
@property (readonly, nonatomic) of_time_interval_t timeIntervalSinceNow;

/**
 * @brief Creates a new OFDate with the current date and time.
 *
 * @return A new, autoreleased OFDate with the current date and time
 */
+ (instancetype)date;

/**
 * @brief Creates a new OFDate with the specified date and time since
 *	  1970-01-01T00:00:00Z.
 *
 * @param seconds The seconds since 1970-01-01T00:00:00Z
 * @return A new, autoreleased OFDate with the specified date and time
 */
+ (instancetype)dateWithTimeIntervalSince1970: (of_time_interval_t)seconds;

/**
 * @brief Creates a new OFDate with the specified date and time since now.
 *
 * @param seconds The seconds since now
 * @return A new, autoreleased OFDate with the specified date and time
 */
+ (instancetype)dateWithTimeIntervalSinceNow: (of_time_interval_t)seconds;

/**
 * @brief Creates a new OFDate with the specified string in the specified
 *	  format.
 *
 * The time zone used is UTC. See @ref dateWithLocalDateString:format: if you
 * want local time.

/**
 * @brief Initializes an already allocated OFDate with the specified date and
 *	  time since 1970-01-01T00:00:00Z.
 *
 * @param seconds The seconds since 1970-01-01T00:00:00Z
 * @return An initialized OFDate with the specified date and time
 */
- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
    OF_DESIGNATED_INITIALIZER;

/**
 * @brief Initializes an already allocated OFDate with the specified date and
 *	  time since now.
 *
 * @param seconds The seconds since now
 * @return An initialized OFDate with the specified date and time
 */
- (instancetype)initWithTimeIntervalSinceNow: (of_time_interval_t)seconds;

/**
 * @brief Initializes an already allocated OFDate with the specified string in
 *	  the specified format.
 *
 * The time zone used is UTC. If a time zone is specified anyway, an
 * OFInvalidFormatException is thrown. See @ref initWithLocalDateString:format:

/**
 * @brief Compares the date to another date.
 *
 * @param date The date to compare the date to
 * @return The result of the comparison
 */
- (of_comparison_result_t)compare: (OFDate *)date;

/**
 * @brief Creates a string of the date with the specified format.
 *
 * See the man page for `strftime` for information on the format.
 *
 * @param format The format for the date string

/**
 * @brief Returns the seconds the receiver is after the date.
 *
 * @param otherDate Date date to generate the difference with receiver
 * @return The seconds the receiver is after the date.
 */
- (of_time_interval_t)timeIntervalSinceDate: (OFDate *)otherDate;

/**
 * @brief Creates a new date with the specified time interval added.
 *
 * @param seconds The seconds after the date
 * @return A new, autoreleased OFDate
 */
- (OFDate *)dateByAddingTimeInterval: (of_time_interval_t)seconds;
@end

OF_ASSUME_NONNULL_END

static void
initDistantPast(void)
{
	distantPast = [[OFDateSingleton alloc]
	    initWithTimeIntervalSince1970: -62167219200.0];
}

static of_time_interval_t
now(void)
{
	struct timeval tv;
	of_time_interval_t seconds;

	OF_ENSURE(gettimeofday(&tv, NULL) == 0);

	seconds = tv.tv_sec;
	seconds += (of_time_interval_t)tv.tv_usec / 1000000;

	return seconds;
}

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

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

#ifdef HAVE_GMTIME_R
# define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if (gmtime_r(&seconds, &tm) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm.field;
# define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if (localtime_r(&seconds, &tm) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm.field;
#else
# ifdef OF_HAVE_THREADS
#  define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	[mutex lock];							\
									\
	@try {								\
		if ((tm = gmtime(&seconds)) == NULL)			\
			@throw [OFOutOfRangeException exception];	\
									\
		return tm->field;					\
	} @finally {							\
		[mutex unlock];						\
	}
#  define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	[mutex lock];							\
									\
	@try {								\
		if ((tm = localtime(&seconds)) == NULL)			\
			@throw [OFOutOfRangeException exception];	\
									\
		return tm->field;					\
	} @finally {							\
		[mutex unlock];						\
	}
# else
#  define GMTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if ((tm = gmtime(&seconds)) == NULL)				\
		@throw [OFOutOfRangeException exception];		\
									\
	return tm->field;
#  define LOCALTIME_RET(field)						\
	of_time_interval_t timeInterval = self.timeIntervalSince1970;	\
	time_t seconds = (time_t)timeInterval;				\
	struct tm *tm;							\
									\
	if (seconds != trunc(timeInterval))				\
		@throw [OFOutOfRangeException exception];		\
									\
	if ((tm = localtime(&seconds)) == NULL)				\

@implementation OFDatePlaceholder
#ifdef __clang__
/* We intentionally don't call into super, so silence the warning. */
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wunknown-pragmas"
# pragma clang diagnostic ignored "-Wobjc-designated-initializers"
#endif
- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
	uint64_t value;
#endif

	if (seconds == 0) {
		static of_once_t once = OF_ONCE_INIT;

#ifdef __clang__
# pragma clang diagnostic pop
#endif
@end

#if defined(OF_OBJFW_RUNTIME) && UINTPTR_MAX == UINT64_MAX
@implementation OFTaggedPointerDate
- (of_time_interval_t)timeIntervalSince1970
{
	uint64_t value = (uint64_t)object_getTaggedPointerValue(self);

	value |= UINT64_C(4) << 60;

	return OF_BSWAP_DOUBLE_IF_LE(OF_INT_TO_DOUBLE_RAW(OF_BSWAP64_IF_LE(
	    value)));

}

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

+ (instancetype)dateWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
	return [[[self alloc]
	    initWithTimeIntervalSince1970: seconds] autorelease];
}

+ (instancetype)dateWithTimeIntervalSinceNow: (of_time_interval_t)seconds
{
	return [[[self alloc]
	    initWithTimeIntervalSinceNow: seconds] autorelease];
}

+ (instancetype)dateWithDateString: (OFString *)string
			    format: (OFString *)format

}

- (instancetype)init
{
	return [self initWithTimeIntervalSince1970: now()];
}

- (instancetype)initWithTimeIntervalSince1970: (of_time_interval_t)seconds
{
	self = [super init];

	_seconds = seconds;

	return self;
}

- (instancetype)initWithTimeIntervalSinceNow: (of_time_interval_t)seconds
{
	return [self initWithTimeIntervalSince1970: now() + seconds];
}

- (instancetype)initWithDateString: (OFString *)string
			    format: (OFString *)format
{

	struct tm tm = { .tm_isdst = -1 };
	/*
	 * of_strptime() can never set this to SHRT_MAX, no matter what is
	 * passed to it, so this is a safe way to figure out if the date
	 * contains a time zone.
	 */
	short tz = SHRT_MAX;
	of_time_interval_t seconds;

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

	if (tz == SHRT_MAX) {
#ifdef OF_WINDOWS

	objc_autoreleasePoolPop(pool);

	return [self initWithTimeIntervalSince1970: seconds];
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	of_time_interval_t seconds;

	@try {
		void *pool = objc_autoreleasePoolPush();
		unsigned long long value;

		if (![element.name isEqual: @"OFDate"] ||
		    ![element.namespace isEqual: OF_SERIALIZATION_NS])

}

- (id)copy
{
	return [self retain];
}

- (of_comparison_result_t)compare: (OFDate *)date
{
	if (![date isKindOfClass: [OFDate class]])
		@throw [OFInvalidArgumentException exception];

	if (self.timeIntervalSince1970 < date.timeIntervalSince1970)
		return OF_ORDERED_ASCENDING;
	if (self.timeIntervalSince1970 > date.timeIntervalSince1970)
		return OF_ORDERED_DESCENDING;

	return OF_ORDERED_SAME;
}

- (OFString *)description
{
	return [self dateStringWithFormat: @"%Y-%m-%dT%H:%M:%SZ"];
}

	return [element autorelease];
}

- (OFData *)messagePackRepresentation
{
	void *pool = objc_autoreleasePoolPush();
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	int64_t seconds = (int64_t)timeInterval;
	uint32_t nanoseconds =
	    (uint32_t)((timeInterval - trunc(timeInterval)) * 1000000000);
	OFData *ret;

	if (seconds >= 0 && seconds < 0x400000000) {
		if (seconds <= UINT32_MAX && nanoseconds == 0) {

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

- (unsigned long)microsecond
{
	of_time_interval_t timeInterval = self.timeIntervalSince1970;

	return (unsigned long)((timeInterval - trunc(timeInterval)) * 1000000);
}

- (unsigned char)second
{
	GMTIME_RET(tm_sec)

{
	LOCALTIME_RET(tm_yday + 1)
}

- (OFString *)dateStringWithFormat: (OFConstantString *)format
{
	OFString *ret;
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	time_t seconds = (time_t)timeInterval;
	struct tm tm;
	size_t pageSize;
#ifndef OF_WINDOWS
	char *buffer;
#else
	wchar_t *buffer;

	return ret;
}

- (OFString *)localDateStringWithFormat: (OFConstantString *)format
{
	OFString *ret;
	of_time_interval_t timeInterval = self.timeIntervalSince1970;
	time_t seconds = (time_t)timeInterval;
	struct tm tm;
	size_t pageSize;
#ifndef OF_WINDOWS
	char *buffer;
#else
	wchar_t *buffer;

}

- (OFDate *)earlierDate: (OFDate *)otherDate
{
	if (otherDate == nil)
		return self;

	if ([self compare: otherDate] == OF_ORDERED_DESCENDING)
		return otherDate;

	return self;
}

- (OFDate *)laterDate: (OFDate *)otherDate
{
	if (otherDate == nil)
		return self;

	if ([self compare: otherDate] == OF_ORDERED_ASCENDING)
		return otherDate;

	return self;
}

- (of_time_interval_t)timeIntervalSince1970
{
	return _seconds;
}

- (of_time_interval_t)timeIntervalSinceDate: (OFDate *)otherDate
{
	return self.timeIntervalSince1970 - otherDate.timeIntervalSince1970;
}

- (of_time_interval_t)timeIntervalSinceNow
{
	struct timeval t;
	of_time_interval_t seconds;

	OF_ENSURE(gettimeofday(&t, NULL) == 0);

	seconds = t.tv_sec;
	seconds += (of_time_interval_t)t.tv_usec / 1000000;

	return self.timeIntervalSince1970 - seconds;
}

- (OFDate *)dateByAddingTimeInterval: (of_time_interval_t)seconds
{
	return [OFDate dateWithTimeIntervalSince1970:
	    self.timeIntervalSince1970 + seconds];
}
@end

}

- (unsigned int)retainCount
{
	return OF_RETAIN_COUNT_MAX;
}

- (bool)characterIsMember: (of_unichar_t)character
{
	if (character < CHAR_MAX && of_ascii_isalnum(character))
		return true;

	switch (character) {
	case '-':
	case '.':

/*
 * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
 *
 * 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.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFDimensionValue: OFValue
{
	of_dimension_t _dimension;
}

- (instancetype)initWithDimension: (of_dimension_t)dimension;
@end

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
 *
 * 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.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFDimensionValue.h"
#import "OFMethodSignature.h"
#import "OFString.h"

#import "OFOutOfRangeException.h"

@implementation OFDimensionValue
@synthesize dimensionValue = _dimension;

- (instancetype)initWithDimension: (of_dimension_t)dimension
{
	self = [super init];

	_dimension = dimension;

	return self;
}

- (const char *)objCType
{
	return @encode(of_dimension_t);
}

- (void)getValue: (void *)value size: (size_t)size
{
	if (size != sizeof(_dimension))
		@throw [OFOutOfRangeException exception];

	memcpy(value, &_dimension, sizeof(_dimension));
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"<OFValue: of_dimension_t { %f, %f }>",
	    _dimension.width, _dimension.height];
}
@end

	[self of_removeObject: object
	       fileDescriptor: object.fileDescriptorForWriting
		       events: EPOLLOUT];

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	OFNull *nullObject = [OFNull null];
	struct epoll_event eventList[EVENTLIST_SIZE];
	int events;

	if ([self of_processReadBuffers])
		return;

# endif
#endif

#if defined(OF_WINDOWS) || defined(OF_AMIGAOS)
typedef struct {
	of_offset_t st_size;
	unsigned int st_mode;
	of_time_interval_t st_atime, st_mtime, st_ctime;
# ifdef OF_WINDOWS
#  define HAVE_STRUCT_STAT_ST_BIRTHTIME
	of_time_interval_t st_birthtime;
	DWORD fileAttributes;
# endif
} of_stat_t;
#elif defined(HAVE_STAT64)
typedef struct stat64 of_stat_t;
#else
typedef struct stat of_stat_t;

static int (*func__wutime64)(const wchar_t *, struct __utimbuf64 *);
static WINAPI BOOLEAN (*func_CreateSymbolicLinkW)(LPCWSTR, LPCWSTR, DWORD);
static WINAPI BOOLEAN (*func_CreateHardLinkW)(LPCWSTR, LPCWSTR,
    LPSECURITY_ATTRIBUTES);
#endif

#ifdef OF_WINDOWS
static of_time_interval_t
filetimeToTimeInterval(const FILETIME *filetime)
{
	return (double)((int64_t)filetime->dwHighDateTime << 32 |
	    filetime->dwLowDateTime) / 10000000.0 - 11644473600.0;
}

static int

#elif defined(OF_AMIGAOS)
	BPTR lock;
# ifdef OF_AMIGAOS4
	struct ExamineData *ed;
# else
	struct FileInfoBlock fib;
# endif
	of_time_interval_t timeInterval;
	struct Locale *locale;
	struct DateStamp *date;

	if ((lock = Lock([path cStringWithEncoding: [OFLocale encoding]],
	    SHARED_LOCK)) == 0)
		return retrieveError();

# ifdef OF_AMIGAOS4
	date = &ed->Date;
# else
	date = &fib.fib_Date;
# endif
	timeInterval += date->ds_Days * 86400.0;
	timeInterval += date->ds_Minute * 60.0;
	timeInterval += date->ds_Tick / (of_time_interval_t)TICKS_PER_SECOND;

	buffer->st_atime = buffer->st_mtime = buffer->st_ctime = timeInterval;

# ifdef OF_AMIGAOS4
	FreeDosObject(DOS_EXAMINEDATA, ed);
# endif

			    exceptionWithURL: URL
				  attributes: attributes
			     failedAttribute: attributeKey
				       errNo: errno];
	}
#elif defined(OF_AMIGAOS)
	/* AmigaOS does not support access time. */
	of_time_interval_t modificationTime =
	    modificationDate.timeIntervalSince1970;
	struct Locale *locale;
	struct DateStamp date;

	modificationTime -= 252460800;	/* 1978-01-01 */

	if (modificationTime < 0)

# endif
		@throw [OFSetItemAttributesFailedException
		    exceptionWithURL: URL
			  attributes: attributes
		     failedAttribute: attributeKey
			       errNo: retrieveError()];
#else
	of_time_interval_t lastAccessTime =
	    lastAccessDate.timeIntervalSince1970;
	of_time_interval_t modificationTime =
	    modificationDate.timeIntervalSince1970;
	struct timeval times[2] = {
		{
			.tv_sec = (time_t)lastAccessTime,
			.tv_usec =
			    (int)((lastAccessTime - times[0].tv_sec) * 1000000)
		},

		if (connectionHeader != nil)
			keepAlive = [connectionHeader isEqual: @"close"];
		else
			keepAlive = true;
	} else {
		if (connectionHeader != nil)
			keepAlive = ([connectionHeader caseInsensitiveCompare:
			    @"keep-alive"] == OF_ORDERED_SAME);
		else
			keepAlive = false;
	}

	if (keepAlive) {
		response.of_keepAlive = true;

		OFString *newURLScheme;

		newURL = [OFURL URLWithString: location
				relativeToURL: URL];
		newURLScheme = newURL.scheme;

		if ([newURLScheme caseInsensitiveCompare: @"http"] !=
		    OF_ORDERED_SAME &&
		    [newURLScheme caseInsensitiveCompare: @"https"] !=
		    OF_ORDERED_SAME)
			follow = false;

		if (!_client->_allowsInsecureRedirects &&
		    [URL.scheme caseInsensitiveCompare: @"https"] ==
		    OF_ORDERED_SAME &&
		    [newURLScheme caseInsensitiveCompare: @"http"] ==
		    OF_ORDERED_SAME)
			follow = false;

		if (follow && [_client->_delegate respondsToSelector: @selector(
		    client:shouldFollowRedirect:statusCode:request:response:)])
			follow = [_client->_delegate client: _client
				       shouldFollowRedirect: newURL
						 statusCode: _status

		return false;
	}

	if (![line hasPrefix: @"HTTP/"] || line.length < 9 ||
	    [line characterAtIndex: 8] != ' ')
		@throw [OFInvalidServerReplyException exception];

	_version = [[line substringWithRange: of_range(5, 3)] copy];
	if (![_version isEqual: @"1.0"] && ![_version isEqual: @"1.1"])
		@throw [OFUnsupportedVersionException
		    exceptionWithVersion: _version];

	status = [line substringWithRange: of_range(9, 3)].longLongValue;

	if (status < 0 || status > 599)
		@throw [OFInvalidServerReplyException exception];

	_status = (short)status;

	return true;

		OFTCPSocket *sock;
		uint16_t port;
		OFNumber *URLPort;

		[_client close];

		if ([URL.scheme caseInsensitiveCompare: @"https"] ==
		    OF_ORDERED_SAME) {
			if (of_tls_socket_class == Nil)
				@throw [OFUnsupportedProtocolException
				    exceptionWithURL: URL];

			sock = [[[of_tls_socket_class alloc] init] autorelease];
			port = 443;
		} else {

			@throw [OFInvalidServerReplyException exception];
		}

		if (line == nil)
			return 0;

		pos = [line rangeOfString: @";"].location;
		if (pos != OF_NOT_FOUND)
			line = [line substringToIndex: pos];

		if (line.length < 1) {
			/*
			 * We have read the empty string because the socket is
			 * at end of stream.
			 */
			if (_socket.atEndOfStream && pos == OF_NOT_FOUND)
				@throw [OFTruncatedDataException exception];
			else
				@throw [OFInvalidServerReplyException
				    exception];
		}

		@try {

- (void)asyncPerformRequest: (OFHTTPRequest *)request
		  redirects: (unsigned int)redirects
{
	void *pool = objc_autoreleasePoolPush();
	OFURL *URL = request.URL;
	OFString *scheme = URL.scheme;

	if ([scheme caseInsensitiveCompare: @"http"] != OF_ORDERED_SAME &&
	    [scheme caseInsensitiveCompare: @"https"] != OF_ORDERED_SAME)
		@throw [OFUnsupportedProtocolException exceptionWithURL: URL];

	if (_inProgress)
		/* TODO: Find a better exception */
		@throw [OFAlreadyConnectedException exception];

	_inProgress = true;

    (OFDictionary OF_GENERIC(OFString *, OFString *) *)headerFields
    forURL: (OFURL *)URL
{
	OFMutableArray OF_GENERIC(OFHTTPCookie *) *ret = [OFMutableArray array];
	void *pool = objc_autoreleasePoolPush();
	OFString *string = [headerFields objectForKey: @"Set-Cookie"];
	OFString *domain = URL.host;
	const of_unichar_t *characters = string.characters;
	size_t length = string.length, last = 0;
	enum {
		STATE_PRE_NAME,
		STATE_NAME,
		STATE_EXPECT_VALUE,
		STATE_VALUE,
		STATE_QUOTED_VALUE,

				last = i;
				i--;
			}
			break;
		case STATE_NAME:
			if (characters[i] == '=') {
				name = [string substringWithRange:
				    of_range(last, i - last)];
				state = STATE_EXPECT_VALUE;
			}
			break;
		case STATE_EXPECT_VALUE:
			if (characters[i] == '"') {
				state = STATE_QUOTED_VALUE;
				last = i + 1;
			} else {
				state = STATE_VALUE;
				last = i;
			}

			i--;
			break;
		case STATE_VALUE:
			if (characters[i] == ';' || characters[i] == ',') {
				value = [string substringWithRange:
				    of_range(last, i - last)];

				[ret addObject:
				    [OFHTTPCookie cookieWithName: name
							   value: value
							  domain: domain]];

				state = (characters[i] == ';'
				    ? STATE_PRE_ATTR_NAME : STATE_PRE_NAME);
			}
			break;
		case STATE_QUOTED_VALUE:
			if (characters[i] == '"') {
				value = [string substringWithRange:
				    of_range(last, i - last)];
				[ret addObject:
				    [OFHTTPCookie cookieWithName: name
							   value: value
							  domain: domain]];

				state = STATE_POST_QUOTED_VALUE;
			}

				last = i;
				i--;
			}
			break;
		case STATE_ATTR_NAME:
			if (characters[i] == '=') {
				name = [string substringWithRange:
				    of_range(last, i - last)];

				state = STATE_ATTR_VALUE;
				last = i + 1;
			} else if (characters[i] == ';' ||
			    characters[i] == ',') {
				name = [string substringWithRange:
				    of_range(last, i - last)];

				handleAttribute(ret.lastObject, name, nil);

				state = (characters[i] == ';'
				    ? STATE_PRE_ATTR_NAME : STATE_PRE_NAME);
			}

			break;
		case STATE_ATTR_VALUE:
			if (characters[i] == ';' || characters[i] == ',') {
				value = [string substringWithRange:
				    of_range(last, i - last)];

				/*
				 * Expires often contains a comma, even though
				 * the comma is used as a separator for
				 * concatenating headers as per RFC 2616,
				 * meaning RFC 6265 contradicts RFC 2616.
				 * Solve this by special casing this.
				 */
				if (characters[i] == ',' &&
				    [name caseInsensitiveCompare: @"expires"] ==
				    OF_ORDERED_SAME && value.length == 3 &&
				    ([value isEqual: @"Mon"] ||
				    [value isEqual: @"Tue"] ||
				    [value isEqual: @"Wed"] ||
				    [value isEqual: @"Thu"] ||
				    [value isEqual: @"Fri"] ||
				    [value isEqual: @"Sat"] ||
				    [value isEqual: @"Sun"]))

		break;
	case STATE_NAME:
	case STATE_QUOTED_VALUE:
		@throw [OFInvalidFormatException exception];
		break;
	case STATE_VALUE:
		value = [string substringWithRange:
		    of_range(last, length - last)];
		[ret addObject: [OFHTTPCookie cookieWithName: name
						       value: value
						      domain: domain]];
		break;
	/* We end up here if the cookie is just foo= */
	case STATE_EXPECT_VALUE:
		[ret addObject: [OFHTTPCookie cookieWithName: name
						       value: @""
						      domain: domain]];
		break;
	case STATE_ATTR_NAME:
		if (last != length) {
			name = [string substringWithRange:
			    of_range(last, length - last)];

			handleAttribute(ret.lastObject, name, nil);
		}
		break;
	case STATE_ATTR_VALUE:
		value = [string substringWithRange:
		    of_range(last, length - last)];

		handleAttribute(ret.lastObject, name, value);

		break;
	}

	objc_autoreleasePoolPop(pool);

	OFString *cookieDomain, *URLHost;
	size_t i;

	if (![cookie.path hasPrefix: @"/"])
		cookie.path = @"/";

	if (cookie.secure &&
	    [URL.scheme caseInsensitiveCompare: @"https"] != OF_ORDERED_SAME) {
		objc_autoreleasePoolPop(pool);
		return;
	}

	cookieDomain = cookie.domain.lowercaseString;
	cookie.domain = cookieDomain;

		bool match;

		expires = cookie.expires;
		if (expires != nil && expires.timeIntervalSinceNow <= 0)
			continue;

		if (cookie.secure && [URL.scheme caseInsensitiveCompare:
		    @"https"] != OF_ORDERED_SAME)
			continue;

		pool = objc_autoreleasePoolPush();

		cookieDomain = cookie.domain.lowercaseString;
		URLHost = URL.host.lowercaseString;
		if ([cookieDomain hasPrefix: @"."]) {

{
	OFString *method;
	OFMutableString *path;
	size_t pos;

	@try {
		OFString *version = [line
		    substringWithRange: of_range(line.length - 9, 9)];
		of_unichar_t tmp;

		if (![version hasPrefix: @" HTTP/1."])
			return [self sendErrorAndClose: 505];

		tmp = [version characterAtIndex: 8];
		if (tmp < '0' || tmp > '9')
			return [self sendErrorAndClose: 400];

		_HTTPMinorVersion = (uint8_t)(tmp - '0');
	} @catch (OFOutOfRangeException *e) {
		return [self sendErrorAndClose: 400];
	}

	pos = [line rangeOfString: @" "].location;
	if (pos == OF_NOT_FOUND)
		return [self sendErrorAndClose: 400];

	method = [line substringToIndex: pos];
	@try {
		_method = of_http_request_method_from_string(method);
	} @catch (OFInvalidArgumentException *e) {
		return [self sendErrorAndClose: 405];
	}

	@try {
		of_range_t range = of_range(pos + 1, line.length - pos - 10);

		path = [[[line substringWithRange:
		    range] mutableCopy] autorelease];
	} @catch (OFOutOfRangeException *e) {
		return [self sendErrorAndClose: 400];
	}

		_state = SEND_RESPONSE;
		[self createResponse];

		return false;
	}

	pos = [line rangeOfString: @":"].location;
	if (pos == OF_NOT_FOUND)
		return [self sendErrorAndClose: 400];

	key = [line substringToIndex: pos];
	value = [line substringFromIndex: pos + 1];

	key = normalizedKey(key.stringByDeletingTrailingWhitespaces);
	value = value.stringByDeletingLeadingWhitespaces;

	old = [_headers objectForKey: key];
	if (old != nil)
		value = [old stringByAppendingFormat: @",%@", value];

	[_headers setObject: value forKey: key];

	if ([key isEqual: @"Host"]) {
		pos = [value
		    rangeOfString: @":"
			  options: OF_STRING_SEARCH_BACKWARDS].location;

		if (pos != OF_NOT_FOUND) {
			[_host release];
			_host = [[value substringToIndex: pos] retain];

			@try {
				unsigned long long portTmp =
				    [value substringFromIndex: pos + 1]
				    .unsignedLongLongValue;

	URL = [OFMutableURL URL];
	URL.scheme = @"http";
	URL.host = _host;
	if (_port != 80)
		URL.port = [OFNumber numberWithUnsignedShort: _port];

	if ((pos = [_path rangeOfString: @"?"].location) != OF_NOT_FOUND) {
		OFString *path, *query;

		path = [_path substringToIndex: pos];
		query = [_path substringFromIndex: pos + 1];

		URL.URLEncodedPath = path;
		URL.URLEncodedQuery = query;

			@throw [OFInvalidFormatException exception];
		}

		if (line == nil)
			return 0;

		pos = [line rangeOfString: @";"].location;
		if (pos != OF_NOT_FOUND)
			line = [line substringToIndex: pos];

		if (line.length < 1) {
			/*
			 * We have read the empty string because the socket is
			 * at end of stream.
			 */
			if (_socket.atEndOfStream && pos == OF_NOT_FOUND)
				@throw [OFTruncatedDataException exception];
			else
				@throw [OFInvalidFormatException exception];
		}

		toRead = [line unsignedLongLongValueWithBase: 16];
		if (toRead > LLONG_MAX)

unescapeString(OFString *string)
{
	OFMutableString *mutableString;

	if (![string hasPrefix: @"\""] || ![string hasSuffix: @"\""])
		return string;

	string = [string substringWithRange: of_range(1, string.length - 2)];
	mutableString = [[string mutableCopy] autorelease];

	[mutableString replaceOccurrencesOfString: @"\\f" withString: @"\f"];
	[mutableString replaceOccurrencesOfString: @"\\r" withString: @"\r"];
	[mutableString replaceOccurrencesOfString: @"\\n" withString: @"\n"];
	[mutableString replaceOccurrencesOfString: @"\\\"" withString: @"\""];
	[mutableString replaceOccurrencesOfString: @"\\\\" withString: @"\\"];

{
	if (![line hasPrefix: @";"]) {
		OFINICategoryPair *pair =
		    [[[OFINICategoryPair alloc] init] autorelease];
		OFString *key, *value;
		size_t pos;

		if ((pos = [line rangeOfString: @"="].location) == OF_NOT_FOUND)
			@throw [OFInvalidFormatException exception];

		key = unescapeString([line substringToIndex: pos]
		    .stringByDeletingEnclosingWhitespaces);
		value = unescapeString([line substringFromIndex: pos + 1]
		    .stringByDeletingEnclosingWhitespaces);

		if ([line hasPrefix: @"["]) {
			OFString *categoryName;

			if (![line hasSuffix: @"]"])
				@throw [OFInvalidFormatException exception];

			categoryName = [line substringWithRange:
			    of_range(1, line.length - 2)];
			category = [[[OFINICategory alloc]
			    of_initWithName: categoryName] autorelease];
			[_categories addObject: category];
		} else {
			if (category == nil)
				@throw [OFInvalidFormatException exception];

- (void)of_getCategory: (OFString **)category
		andKey: (OFString **)key
	       forPath: (OFString *)path OF_DIRECT
{
	size_t pos = [path rangeOfString: @"."
				 options: OF_STRING_SEARCH_BACKWARDS].location;

	if (pos == OF_NOT_FOUND) {
		*category = @"";
		*key = path;
		return;
	}

	*category = [path substringToIndex: pos];
	*key = [path substringFromIndex: pos + 1];

#import "OFCharacterSet.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFInvertedCharacterSet: OFCharacterSet
{
	OFCharacterSet *_characterSet;
	bool (*_characterIsMember)(id, SEL, of_unichar_t);
}

- (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet;
@end

OF_ASSUME_NONNULL_END

- (instancetype)initWithCharacterSet: (OFCharacterSet *)characterSet
{
	self = [super init];

	@try {
		_characterSet = [characterSet retain];
		_characterIsMember = (bool (*)(id, SEL, of_unichar_t))
		    [_characterSet methodForSelector:
		    @selector(characterIsMember:)];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_characterSet release];

	[super dealloc];
}

- (bool)characterIsMember: (of_unichar_t)character
{
	return !_characterIsMember(_characterSet, @selector(characterIsMember:),
	    character);
}

- (OFCharacterSet *)invertedSet
{
	return [[_characterSet retain] autorelease];
}
@end

/**
 * @brief Observes all objects until an event happens on an object or the
 *	  timeout is reached.
 *
 * @param timeInterval The time to wait for an event, in seconds
 */
- (void)observeForTimeInterval: (of_time_interval_t)timeInterval;

/**
 * @brief Observes all objects until an event happens on an object or the
 *	  specified date is reached.
 *
 * @param date The until which to observe
 */

}

- (void)observe
{
	[self observeForTimeInterval: -1];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)observeUntilDate: (OFDate *)date
{
	[self observeForTimeInterval: date.timeIntervalSinceNow];

	if (kevent(_kernelQueue, &event, 1, NULL, 0, NULL) != 0)
		@throw [OFObserveFailedException exceptionWithObserver: self
								 errNo: errno];

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	struct timespec timeout;
	struct kevent eventList[EVENTLIST_SIZE];
	int events;

	if ([self of_processReadBuffers])
		return;

	/* Substitute variables and convert to RPN first */
	tokens = [OFMutableArray array];
	operators = [OFMutableArray array];
	for (OFString *token in [condition
	    componentsSeparatedByString: @" "
				options: OF_STRING_SKIP_EMPTY]) {
		unsigned precedence;
		of_unichar_t c;

		if ([token isEqual: @"("]) {
			[operators addObject: @"("];
			continue;
		}

		if ([token isEqual: @")"]) {

				var = [OFNumber numberWithBool:
				    [first isEqual: second]];
			else if ([token isEqual: @"!="])
				var = [OFNumber numberWithBool:
				    ![first isEqual: second]];
			else if ([token isEqual: @"<"])
				var = [OFNumber numberWithBool: [first
				    compare: second] == OF_ORDERED_ASCENDING];
			else if ([token isEqual: @"<="])
				var = [OFNumber numberWithBool: [first
				    compare: second] != OF_ORDERED_DESCENDING];
			else if ([token isEqual: @">"])
				var = [OFNumber numberWithBool: [first
				    compare: second] == OF_ORDERED_DESCENDING];
			else if ([token isEqual: @">="])
				var = [OFNumber numberWithBool: [first
				    compare: second] != OF_ORDERED_ASCENDING];
			else if ([token isEqual: @"+"])
				var = [OFNumber numberWithDouble:
				    [first doubleValue] + [second doubleValue]];
			else if ([token isEqual: @"%"])
				var = [OFNumber numberWithLongLong:
				    [first longLongValue] %
				    [second longLongValue]];

	for (size_t i = 0; i < count; i++)
		[objects[i] release];

	[_array removeAllItems];
}

- (void)removeObjectsInRange: (of_range_t)range
{
	id const *objects = _array.items;
	size_t count = _array.count;
	id *copy;

	if (range.length > SIZE_MAX - range.location ||
	    range.location >= count || range.length > count - range.location)

- (void)removeObjectAtIndex: (size_t)index;

/**
 * @brief Removes the object in the specified range.
 *
 * @param range The range of the objects to remove
 */
- (void)removeObjectsInRange: (of_range_t)range;

/**
 * @brief Removes the last object.
 */
- (void)removeLastObject;

/**

 * @param comparator The comparator to use to sort the array
 * @param options The options to use when sorting the array.@n
 *		  Possible values are:
 *		  Value                      | Description
 *		  ---------------------------|-------------------------
 *		  `OF_ARRAY_SORT_DESCENDING` | Sort in descending order
 */
- (void)sortUsingComparator: (of_comparator_t)comparator options: (int)options;
#endif

/**
 * @brief Reverts the order of the objects in the array.
 */
- (void)reverse;

static struct {
	Class isa;
} placeholder;

@interface OFMutableArrayPlaceholder: OFMutableArray
@end

static of_comparison_result_t
compare(id left, id right, SEL selector)
{
	of_comparison_result_t (*comparator)(id, SEL, id) =
	    (of_comparison_result_t (*)(id, SEL, id))
	    [left methodForSelector: selector];

	return comparator(left, selector, right);
}

static void
quicksort(OFMutableArray *array, size_t left, size_t right, SEL selector,
    int options)
{
	of_comparison_result_t ascending, descending;

	if (options & OF_ARRAY_SORT_DESCENDING) {
		ascending = OF_ORDERED_DESCENDING;
		descending = OF_ORDERED_ASCENDING;
	} else {
		ascending = OF_ORDERED_ASCENDING;
		descending = OF_ORDERED_DESCENDING;
	}

	while (left < right) {
		size_t i = left;
		size_t j = right - 1;
		id pivot = [array objectAtIndex: right];

		left = i + 1;
	}
}

#ifdef OF_HAVE_BLOCKS
static void
quicksortWithBlock(OFMutableArray *array, size_t left, size_t right,
    of_comparator_t comparator, int options)
{
	of_comparison_result_t ascending, descending;

	if (options & OF_ARRAY_SORT_DESCENDING) {
		ascending = OF_ORDERED_DESCENDING;
		descending = OF_ORDERED_ASCENDING;
	} else {
		ascending = OF_ORDERED_ASCENDING;
		descending = OF_ORDERED_DESCENDING;
	}

	while (left < right) {
		size_t i = left;
		size_t j = right - 1;
		id pivot = [array objectAtIndex: right];

			[self removeObjectAtIndex: i];

			return;
		}
	}
}

- (void)removeObjectsInRange: (of_range_t)range
{
	for (size_t i = 0; i < range.length; i++)
		[self removeObjectAtIndex: range.location];
}

- (void)removeLastObject
{
	size_t count = self.count;

	if (count == 0)
		return;

	[self removeObjectAtIndex: count - 1];
}

- (void)removeAllObjects
{
	[self removeObjectsInRange: of_range(0, self.count)];
}

#ifdef OF_HAVE_BLOCKS
- (void)replaceObjectsUsingBlock: (of_array_replace_block_t)block
{
	[self enumerateObjectsUsingBlock: ^ (id object, size_t idx,
	    bool *stop) {

	if (count == 0 || count == 1)
		return;

	quicksort(self, 0, count - 1, selector, options);
}

#ifdef OF_HAVE_BLOCKS
- (void)sortUsingComparator: (of_comparator_t)comparator options: (int)options
{
	size_t count = self.count;

	if (count == 0 || count == 1)
		return;

	quicksortWithBlock(self, 0, count - 1, comparator, options);

- (void)removeItemAtIndex: (size_t)index;

/**
 * @brief Removes the specified amount of items at the specified index.
 *
 * @param range The range of items to remove
 */
- (void)removeItemsInRange: (of_range_t)range;

/**
 * @brief Removes the last item.
 */
- (void)removeLastItem;

/**

{
	if (_items == NULL || _count == 0)
		return NULL;

	return _items + (_count - 1) * _itemSize;
}

- (OFData *)subdataWithRange: (of_range_t)range
{
	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _count)
		@throw [OFOutOfRangeException exception];

	return [OFData dataWithItems: _items + (range.location * _itemSize)
			       count: range.length

	memset(_items + _count * _itemSize, '\0', count * _itemSize);
	_count += count;
}

- (void)removeItemAtIndex: (size_t)idx
{
	[self removeItemsInRange: of_range(idx, 1)];
}

- (void)removeItemsInRange: (of_range_t)range
{
	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _count)
		@throw [OFOutOfRangeException exception];

	memmove(_items + range.location * _itemSize,
	    _items + (range.location + range.length) * _itemSize,

@interface OFMutableString: OFString
/**
 * @brief Sets the character at the specified index.
 *
 * @param character The character to set
 * @param index The index where to set the character
 */
- (void)setCharacter: (of_unichar_t)character atIndex: (size_t)index;

/**
 * @brief Appends another OFString to the OFMutableString.
 *
 * @param string An OFString to append
 */
- (void)appendString: (OFString *)string;

/**
 * @brief Appends the specified characters to the OFMutableString.
 *
 * @param characters An array of characters to append
 * @param length The length of the array of characters
 */
- (void)appendCharacters: (const of_unichar_t *)characters
		  length: (size_t)length;

/**
 * @brief Appends a UTF-8 encoded C string to the OFMutableString.
 *
 * @param UTF8String A UTF-8 encoded C string to append
 */
- (void)appendUTF8String: (const char *)UTF8String;

	     encoding: (of_string_encoding_t)encoding
	       length: (size_t)cStringLength;

/**
 * @brief Appends a formatted string to the OFMutableString.
 *
 * See `printf` for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A format string which generates the string to append
 */
- (void)appendFormat: (OFConstantString *)format, ...;

/**
 * @brief Appends a formatted string to the OFMutableString.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A format string which generates the string to append
 * @param arguments The arguments used in the format string
 */
- (void)appendFormat: (OFConstantString *)format arguments: (va_list)arguments;

/**

- (void)insertString: (OFString *)string atIndex: (size_t)index;

/**
 * @brief Deletes the characters at the specified range.
 *
 * @param range The range of the characters which should be removed
 */
- (void)deleteCharactersInRange: (of_range_t)range;

/**
 * @brief Replaces the characters at the specified range.
 *
 * @param range The range of the characters which should be replaced
 * @param replacement The string to the replace the characters with
 */
- (void)replaceCharactersInRange: (of_range_t)range
		      withString: (OFString *)replacement;

/**
 * @brief Replaces all occurrences of a string with another string.
 *
 * @param string The string to replace
 * @param replacement The string with which it should be replaced

 * @param options Options modifying search behaviour
 *		  Possible values: None yet
 * @param range The range in which the string should be replaced
 */
- (void)replaceOccurrencesOfString: (OFString *)string
			withString: (OFString *)replacement
			   options: (int)options
			     range: (of_range_t)range;

/**
 * @brief Deletes all whitespaces at the beginning of the string.
 */
- (void)deleteLeadingWhitespaces;

/**

}

- (instancetype)initWithString: (OFString *)string
{
	return (id)[[OFMutableUTF8String alloc] initWithString: string];
}

- (instancetype)initWithCharacters: (const of_unichar_t *)characters
			    length: (size_t)length
{
	return (id)[[OFMutableUTF8String alloc] initWithCharacters: characters
							    length: length];
}

- (instancetype)initWithUTF16String: (const of_char16_t *)string
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF16String: string];
}

- (instancetype)initWithUTF16String: (const of_char16_t *)string
			     length: (size_t)length
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF16String: string
							      length: length];
}

- (instancetype)initWithUTF16String: (const of_char16_t *)string
			  byteOrder: (of_byte_order_t)byteOrder
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF16String: string
							  byteOrder: byteOrder];
}

- (instancetype)initWithUTF16String: (const of_char16_t *)string
			     length: (size_t)length
			  byteOrder: (of_byte_order_t)byteOrder
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF16String: string
							     length: length
							  byteOrder: byteOrder];
}

- (instancetype)initWithUTF32String: (const of_char32_t *)string
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF32String: string];
}

- (instancetype)initWithUTF32String: (const of_char32_t *)string
			     length: (size_t)length
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF32String: string
							     length: length];
}

- (instancetype)initWithUTF32String: (const of_char32_t *)string
			  byteOrder: (of_byte_order_t)byteOrder
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF32String: string
							  byteOrder: byteOrder];
}

- (instancetype)initWithUTF32String: (const of_char32_t *)string
			     length: (size_t)length
			  byteOrder: (of_byte_order_t)byteOrder
{
	return (id)[[OFMutableUTF8String alloc] initWithUTF32String: string
							     length: length
							  byteOrder: byteOrder];
}

- (instancetype)initWithFormat: (OFConstantString *)format, ...

	if (self == [OFMutableString class])
		return (id)&placeholder;

	return [super alloc];
}

#ifdef OF_HAVE_UNICODE_TABLES
- (void)of_convertWithWordStartTable: (const of_unichar_t *const [])startTable
		     wordMiddleTable: (const of_unichar_t *const [])middleTable
		  wordStartTableSize: (size_t)startTableSize
		 wordMiddleTableSize: (size_t)middleTableSize
{
	void *pool = objc_autoreleasePoolPush();
	const of_unichar_t *characters = self.characters;
	size_t length = self.length;
	bool isStart = true;

	for (size_t i = 0; i < length; i++) {
		const of_unichar_t *const *table;
		size_t tableSize;
		of_unichar_t c = characters[i];

		if (isStart) {
			table = startTable;
			tableSize = middleTableSize;
		} else {
			table = middleTable;
			tableSize = middleTableSize;

}
#else
static void
convert(OFMutableString *self, char (*startFunction)(char),
    char (*middleFunction)(char))
{
	void *pool = objc_autoreleasePoolPush();
	const of_unichar_t *characters = self.characters;
	size_t length = self.length;
	bool isStart = true;

	for (size_t i = 0; i < length; i++) {
		char (*function)(char) =
		    (isStart ? startFunction : middleFunction);
		of_unichar_t c = characters[i];

		if (c <= 0x7F)
			[self setCharacter: (int)function(c) atIndex: i];

		isStart = of_ascii_isspace(c);
	}

	objc_autoreleasePoolPop(pool);
}
#endif

- (void)setCharacter: (of_unichar_t)character atIndex: (size_t)idx
{
	void *pool = objc_autoreleasePoolPush();
	OFString *string =
	    [OFString stringWithCharacters: &character length: 1];
	[self replaceCharactersInRange: of_range(idx, 1) withString: string];
	objc_autoreleasePoolPop(pool);
}

- (void)appendString: (OFString *)string
{
	[self insertString: string atIndex: self.length];
}

- (void)appendCharacters: (const of_unichar_t *)characters
		  length: (size_t)length
{
	void *pool = objc_autoreleasePoolPush();
	[self appendString: [OFString stringWithCharacters: characters
						    length: length]];
	objc_autoreleasePoolPop(pool);
}

}

- (void)reverse
{
	size_t i, j, length = self.length;

	for (i = 0, j = length - 1; i < length / 2; i++, j--) {
		of_unichar_t tmp = [self characterAtIndex: j];
		[self setCharacter: [self characterAtIndex: i] atIndex: j];
		[self setCharacter: tmp atIndex: i];
	}
}

#ifdef OF_HAVE_UNICODE_TABLES
- (void)uppercase

{
	convert(self, of_ascii_toupper, of_ascii_tolower);
}
#endif

- (void)insertString: (OFString *)string atIndex: (size_t)idx
{
	[self replaceCharactersInRange: of_range(idx, 0) withString: string];
}

- (void)deleteCharactersInRange: (of_range_t)range
{
	[self replaceCharactersInRange: range withString: @""];
}

- (void)replaceCharactersInRange: (of_range_t)range
		      withString: (OFString *)replacement
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)replaceOccurrencesOfString: (OFString *)string
			withString: (OFString *)replacement
{
	[self replaceOccurrencesOfString: string
			      withString: replacement
				 options: 0
				   range: of_range(0, self.length)];
}

- (void)replaceOccurrencesOfString: (OFString *)string
			withString: (OFString *)replacement
			   options: (int)options
			     range: (of_range_t)range
{
	void *pool = objc_autoreleasePoolPush(), *pool2;
	const of_unichar_t *characters;
	const of_unichar_t *searchCharacters = string.characters;
	size_t searchLength = string.length;
	size_t replacementLength = replacement.length;

	if (string == nil || replacement == nil)
		@throw [OFInvalidArgumentException exception];

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > self.length)
		@throw [OFOutOfRangeException exception];

	if (searchLength > range.length) {
		objc_autoreleasePoolPop(pool);
		return;
	}

	pool2 = objc_autoreleasePoolPush();
	characters = self.characters;

	for (size_t i = range.location; i <= range.length - searchLength; i++) {
		if (memcmp(characters + i, searchCharacters,
		    searchLength * sizeof(of_unichar_t)) != 0)
			continue;

		[self replaceCharactersInRange: of_range(i, searchLength)
				    withString: replacement];

		range.length -= searchLength;
		range.length += replacementLength;

		i += replacementLength - 1;

		objc_autoreleasePoolPop(pool2);
		pool2 = objc_autoreleasePoolPush();

		characters = self.characters;
	}

	objc_autoreleasePoolPop(pool);
}

- (void)deleteLeadingWhitespaces
{
	void *pool = objc_autoreleasePoolPush();
	const of_unichar_t *characters = self.characters;
	size_t i, length = self.length;

	for (i = 0; i < length; i++) {
		of_unichar_t c = characters[i];

		if (!of_ascii_isspace(c))
			break;
	}

	objc_autoreleasePoolPop(pool);

	[self deleteCharactersInRange: of_range(0, i)];
}

- (void)deleteTrailingWhitespaces
{
	void *pool;
	const of_unichar_t *characters, *p;
	size_t length, d;

	length = self.length;

	if (length == 0)
		return;

	pool = objc_autoreleasePoolPush();
	characters = self.characters;

	d = 0;
	for (p = characters + length - 1; p >= characters; p--) {
		if (!of_ascii_isspace(*p))
			break;

		d++;
	}

	objc_autoreleasePoolPop(pool);

	[self deleteCharactersInRange: of_range(length - d, d)];
}

- (void)deleteEnclosingWhitespaces
{
	[self deleteLeadingWhitespaces];
	[self deleteTrailingWhitespaces];
}

- (void)setURLEncodedHost: (OFString *)URLEncodedHost
{
	OFString *old;

	if ([URLEncodedHost hasPrefix: @"["] &&
	    [URLEncodedHost hasSuffix: @"]"]) {
		if (!of_url_is_ipv6_host([URLEncodedHost substringWithRange:
		    of_range(1, URLEncodedHost.length - 2)]))
			@throw [OFInvalidFormatException exception];
	} else if (URLEncodedHost != nil)
		of_url_verify_escaped(URLEncodedHost,
		    [OFCharacterSet URLHostAllowedCharacterSet]);

	old = _URLEncodedHost;
	_URLEncodedHost = [URLEncodedHost copy];

				done = false;
				break;
			}

			if ([current isEqual: @".."] && parent != nil &&
			    ![parent isEqual: @".."]) {
				[array removeObjectsInRange:
				    of_range(i - 1, 2)];

				done = false;
				break;
			}
		}
	}

	if (freeWhenDone)
		free(UTF8String);

	return self;
}

#ifdef OF_HAVE_UNICODE_TABLES
- (void)of_convertWithWordStartTable: (const of_unichar_t *const [])startTable
		     wordMiddleTable: (const of_unichar_t *const [])middleTable
		  wordStartTableSize: (size_t)startTableSize
		 wordMiddleTableSize: (size_t)middleTableSize
{
	of_unichar_t *unicodeString;
	size_t unicodeLen, newCStringLength;
	size_t i, j;
	char *newCString;
	bool isStart = true;

	if (!_s->isUTF8) {
		uint8_t t;
		const of_unichar_t *const *table;

		assert(startTableSize >= 1 && middleTableSize >= 1);

		_s->hashed = false;

		for (i = 0; i < _s->cStringLength; i++) {
			if (isStart)

				_s->cString[i] = t;
		}

		return;
	}

	unicodeLen = self.length;
	unicodeString = of_alloc(unicodeLen, sizeof(of_unichar_t));

	i = j = 0;
	newCStringLength = 0;

	while (i < _s->cStringLength) {
		const of_unichar_t *const *table;
		size_t tableSize;
		of_unichar_t c;
		ssize_t cLen;

		if (isStart) {
			table = startTable;
			tableSize = middleTableSize;
		} else {
			table = middleTable;

			free(unicodeString);
			@throw [OFInvalidEncodingException exception];
		}

		isStart = of_ascii_isspace(c);

		if (c >> 8 < tableSize) {
			of_unichar_t tc = table[c >> 8][c & 0xFF];

			if (tc)
				c = tc;
		}
		unicodeString[j++] = c;

		if (c < 0x80)

	/*
	 * Even though cStringLength can change, length cannot, therefore no
	 * need to change it.
	 */
}
#endif

- (void)setCharacter: (of_unichar_t)character atIndex: (size_t)idx
{
	char buffer[4];
	of_unichar_t c;
	size_t lenNew;
	ssize_t lenOld;

	if (_s->isUTF8)
		idx = of_string_utf8_get_position(_s->cString, idx,
		    _s->cStringLength);

	    [string isKindOfClass: [OFMutableUTF8String class]]) {
		if (((OFMutableUTF8String *)string)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)appendCharacters: (const of_unichar_t *)characters
		  length: (size_t)length
{
	char *tmp = of_alloc((length * 4) + 1, 1);

	@try {
		size_t j = 0;
		bool isUTF8 = false;

	    [string isKindOfClass: [OFMutableUTF8String class]]) {
		if (((OFMutableUTF8String *)string)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)deleteCharactersInRange: (of_range_t)range
{
	size_t start = range.location;
	size_t end = range.location + range.length;

	if (range.length > SIZE_MAX - range.location || end > _s->length)
		@throw [OFOutOfRangeException exception];

	@try {
		_s->cString = of_realloc(_s->cString, _s->cStringLength + 1, 1);
	} @catch (OFOutOfMemoryException *e) {
		/* We don't really care, as we only made it smaller */
	}
}

- (void)replaceCharactersInRange: (of_range_t)range
		      withString: (OFString *)replacement
{
	size_t start = range.location;
	size_t end = range.location + range.length;
	size_t newCStringLength, newLength;

	if (replacement == nil)

	} else
		_s->isUTF8 = true;
}

- (void)replaceOccurrencesOfString: (OFString *)string
			withString: (OFString *)replacement
			   options: (int)options
			     range: (of_range_t)range
{
	const char *searchString = string.UTF8String;
	const char *replacementString = replacement.UTF8String;
	size_t searchLength = string.UTF8StringLength;
	size_t replacementLength = replacement.UTF8StringLength;
	size_t last, newCStringLength, newLength;
	char *newCString;

@property (readonly, nonatomic) OFString *stringValue;

#ifdef OF_HAVE_UNAVAILABLE
+ (instancetype)valueWithBytes: (const void *)bytes
		      objCType: (const char *)objCType OF_UNAVAILABLE;
+ (instancetype)valueWithPointer: (const void *)pointer OF_UNAVAILABLE;
+ (instancetype)valueWithNonretainedObject: (id)object OF_UNAVAILABLE;
+ (instancetype)valueWithRange: (of_range_t)range OF_UNAVAILABLE;
+ (instancetype)valueWithPoint: (of_point_t)point OF_UNAVAILABLE;
+ (instancetype)valueWithDimension: (of_dimension_t)dimension OF_UNAVAILABLE;
+ (instancetype)valueWithRectangle: (of_rectangle_t)rectangle OF_UNAVAILABLE;
#endif

/**
 * @brief Creates a new OFNumber with the specified `bool`.
 *
 * @param value The `bool` value which the OFNumber should contain
 * @return A new autoreleased OFNumber

/**
 * @brief Compares the number to another number.
 *
 * @param number The number to compare the number to
 * @return The result of the comparison
 */
- (of_comparison_result_t)compare: (OFNumber *)number;
@end

OF_ASSUME_NONNULL_END

#if !defined(NSINTEGER_DEFINED) && !__has_feature(modules)
/* Required for number literals to work */
@compatibility_alias NSNumber OFNumber;
#endif

	if (isSigned(self) || isSigned(number))
		return (number.longLongValue == self.longLongValue);

	return (number.unsignedLongLongValue == self.unsignedLongLongValue);
}

- (of_comparison_result_t)compare: (OFNumber *)number
{
	if (![number isKindOfClass: [OFNumber class]])
		@throw [OFInvalidArgumentException exception];

	if (isFloat(self) || isFloat(number)) {
		double double1 = self.doubleValue;
		double double2 = number.doubleValue;

		if (double1 > double2)
			return OF_ORDERED_DESCENDING;
		if (double1 < double2)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	} else if (isSigned(self) || isSigned(number)) {
		long long int1 = self.longLongValue;
		long long int2 = number.longLongValue;

		if (int1 > int2)
			return OF_ORDERED_DESCENDING;
		if (int1 < int2)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	} else {
		unsigned long long uint1 = self.unsignedLongLongValue;
		unsigned long long uint2 = number.unsignedLongLongValue;

		if (uint1 > uint2)
			return OF_ORDERED_DESCENDING;
		if (uint1 < uint2)
			return OF_ORDERED_ASCENDING;

		return OF_ORDERED_SAME;
	}
}

- (unsigned long)hash
{
	uint32_t hash;

/** @file */

/**
 * @brief A result of a comparison.
 */
typedef enum {
	/** The left object is smaller than the right */
	OF_ORDERED_ASCENDING = -1,
	/** Both objects are equal */
	OF_ORDERED_SAME = 0,
	/** The left object is bigger than the right */
	OF_ORDERED_DESCENDING = 1
} of_comparison_result_t;

#ifdef OF_HAVE_BLOCKS
/**
 * @brief A comparator to compare two objects.
 *
 * @param left The left object
 * @param right The right object
 * @return The order of the objects
 */
typedef of_comparison_result_t (^of_comparator_t)(id _Nonnull left,
    id _Nonnull right);
#endif

/**
 * @brief An enum for storing endianess.
 */
typedef enum {
	/** Most significant byte first (big endian) */
	OF_BYTE_ORDER_BIG_ENDIAN,
	/** Least significant byte first (little endian) */


	OF_BYTE_ORDER_LITTLE_ENDIAN




} of_byte_order_t;

/**
 * @struct of_range_t OFObject.h ObjFW/OFObject.h
 *
 * @brief A range.
 */
struct OF_BOXABLE of_range_t {
	/** The start of the range */
	size_t location;
	/** The length of the range */
	size_t length;
};
typedef struct of_range_t of_range_t;

/**
 * @brief Creates a new of_range_t.
 *
 * @param start The starting index of the range
 * @param length The length of the range
 * @return An of_range with the specified start and length
 */
static OF_INLINE of_range_t OF_CONST_FUNC
of_range(size_t start, size_t length)
{
	of_range_t range = { start, length };

	return range;
}

/**
 * @brief Returns whether the two ranges are equal.
 *
 * @param range1 The first range for the comparison
 * @param range2 The second range for the comparison
 * @return Whether the two ranges are equal
 */
static OF_INLINE bool
of_range_equal(of_range_t range1, of_range_t range2)
{
	if (range1.location != range2.location)
		return false;

	if (range1.length != range2.length)
		return false;

	return true;
}

/**
 * @brief A time interval in seconds.
 */
typedef double of_time_interval_t;

/**
 * @struct of_point_t OFObject.h ObjFW/OFObject.h
 *
 * @brief A point.
 */
struct OF_BOXABLE of_point_t {
	/** The x coordinate of the point */
	float x;
	/** The y coordinate of the point */
	float y;
};
typedef struct of_point_t of_point_t;

/**
 * @brief Creates a new of_point_t.
 *
 * @param x The x coordinate of the point
 * @param y The x coordinate of the point
 * @return An of_point_t with the specified coordinates
 */
static OF_INLINE of_point_t OF_CONST_FUNC
of_point(float x, float y)
{
	of_point_t point = { x, y };

	return point;
}

/**
 * @brief Returns whether the two points are equal.
 *
 * @param point1 The first point for the comparison
 * @param point2 The second point for the comparison
 * @return Whether the two points are equal
 */
static OF_INLINE bool
of_point_equal(of_point_t point1, of_point_t point2)
{
	if (point1.x != point2.x)
		return false;

	if (point1.y != point2.y)
		return false;

	return true;
}

/**
 * @struct of_dimension_t OFObject.h ObjFW/OFObject.h
 *
 * @brief A dimension.
 */
struct OF_BOXABLE of_dimension_t {
	/** The width of the dimension */
	float width;
	/** The height of the dimension */
	float height;
};
typedef struct of_dimension_t of_dimension_t;

/**
 * @brief Creates a new of_dimension_t.
 *
 * @param width The width of the dimension
 * @param height The height of the dimension
 * @return An of_dimension_t with the specified width and height
 */
static OF_INLINE of_dimension_t OF_CONST_FUNC
of_dimension(float width, float height)
{
	of_dimension_t dimension = { width, height };

	return dimension;
}

/**
 * @brief Returns whether the two dimensions are equal.
 *
 * @param dimension1 The first dimension for the comparison
 * @param dimension2 The second dimension for the comparison
 * @return Whether the two dimensions are equal
 */
static OF_INLINE bool
of_dimension_equal(of_dimension_t dimension1, of_dimension_t dimension2)
{
	if (dimension1.width != dimension2.width)
		return false;

	if (dimension1.height != dimension2.height)
		return false;

	return true;
}

/**
 * @struct of_rectangle_t OFObject.h ObjFW/OFObject.h
 *
 * @brief A rectangle.
 */
struct OF_BOXABLE of_rectangle_t {
	/** The point from where the rectangle originates */
	of_point_t origin;
	/** The size of the rectangle */
	of_dimension_t size;
};
typedef struct of_rectangle_t of_rectangle_t;

/**
 * @brief Creates a new of_rectangle_t.
 *
 * @param x The x coordinate of the top left corner of the rectangle
 * @param y The y coordinate of the top left corner of the rectangle
 * @param width The width of the rectangle
 * @param height The height of the rectangle
 * @return An of_rectangle_t with the specified origin and size
 */
static OF_INLINE of_rectangle_t OF_CONST_FUNC
of_rectangle(float x, float y, float width, float height)
{
	of_rectangle_t rectangle = {
		of_point(x, y),
		of_dimension(width, height)
	};

	return rectangle;
}

/**
 * @brief Returns whether the two rectangles are equal.
 *
 * @param rectangle1 The first rectangle for the comparison
 * @param rectangle2 The second rectangle for the comparison
 * @return Whether the two rectangles are equal
 */
static OF_INLINE bool
of_rectangle_equal(of_rectangle_t rectangle1, of_rectangle_t rectangle2)
{
	if (!of_point_equal(rectangle1.origin, rectangle2.origin))
		return false;

	if (!of_dimension_equal(rectangle1.size, rectangle2.size))
		return false;

	return true;
}



#ifdef __OBJC__
@class OFMethodSignature;
@class OFString;
@class OFThread;

/**

/**
 * @brief Performs the specified selector after the specified delay.
 *
 * @param selector The selector to perform
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified object after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object The object that is passed to the method specified by the
 *		 selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param object3 The third object that is passed to the method specified by the
 *		  selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector with the specified objects after the
 *	  specified delay.
 *
 * @param selector The selector to perform
 * @param object1 The first object that is passed to the method specified by the

 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     withObject: (nullable id)object4
	     afterDelay: (of_time_interval_t)delay;

# ifdef OF_HAVE_THREADS
/**
 * @brief Performs the specified selector on the specified thread.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector

 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified object after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object The object that is passed to the method specified by the
 *		 selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector
 * @param object1 The first object that is passed to the method specified by the
 *		  selector
 * @param object2 The second object that is passed to the method specified by
 *		  the selector
 * @param object3 The third object that is passed to the method specified by the
 *		  selector
 * @param delay The delay after which the selector will be performed
 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     afterDelay: (of_time_interval_t)delay;

/**
 * @brief Performs the specified selector on the specified thread with the
 *	  specified objects after the specified delay.
 *
 * @param selector The selector to perform
 * @param thread The thread on which to perform the selector

 */
- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (nullable id)object1
	     withObject: (nullable id)object2
	     withObject: (nullable id)object3
	     withObject: (nullable id)object4
	     afterDelay: (of_time_interval_t)delay;
# endif

/**
 * @brief This method is called when @ref resolveClassMethod: or
 *	  @ref resolveInstanceMethod: returned false. It should return a target
 *	  to which the message should be forwarded.
 *

@protocol OFComparing
/**
 * @brief Compares the object to another object.
 *
 * @param object An object to compare the object to
 * @return The result of the comparison
 */
- (of_comparison_result_t)compare: (id <OFComparing>)object;
@end
#endif

#ifdef __cplusplus
extern "C" {
#endif
/**

	id (*imp)(id, SEL, id, id, id, id) =
	    (id (*)(id, SEL, id, id, id, id))objc_msgSend;
#endif

	return imp(self, selector, object1, object2, object3, object4);
}

- (void)performSelector: (SEL)selector afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1
					 object: object2
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1
					 object: object2
					 object: object3
					repeats: false];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     withObject: (id)object4
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[OFTimer scheduledTimerWithTimeInterval: delay
					 target: self
				       selector: selector
					 object: object1

		[timer waitUntilDone];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1
							  object: object2
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1
							  object: object2
							  object: object3
							 repeats: false]];

	objc_autoreleasePoolPop(pool);
}

- (void)performSelector: (SEL)selector
	       onThread: (OFThread *)thread
	     withObject: (id)object1
	     withObject: (id)object2
	     withObject: (id)object3
	     withObject: (id)object4
	     afterDelay: (of_time_interval_t)delay
{
	void *pool = objc_autoreleasePoolPush();

	[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
							  target: self
							selector: selector
							  object: object1

/**
 * @struct of_options_parser_option_t OFOptionsParser.h ObjFW/OFOptionsParser.h
 *
 * @brief An option which can be parsed by an @ref OFOptionsParser.
 */
struct of_options_parser_option_t {
	/** The short version (e.g. `-v`) of the option or `\0` for none. */
	of_unichar_t shortOption;

	/**
	 * The long version (e.g. `--verbose`) of the option or `nil` for none.
	 */
	OFString *__unsafe_unretained _Nullable longOption;

	/**

OF_SUBCLASSING_RESTRICTED
@interface OFOptionsParser: OFObject
{
	of_options_parser_option_t *_options;
	OFMapTable *_longOptions;
	OFArray OF_GENERIC(OFString *) *_arguments;
	size_t _index, _subIndex;
	of_unichar_t _lastOption;
	OFString *_Nullable _lastLongOption, *_Nullable _argument;
	bool _done;
}

/**
 * @brief The last parsed option.
 *
 * If @ref nextOption returned `?` or `:`, this returns the option which was
 * unknown or for which the argument was missing.@n
 * If this returns `-`, the last option is only available as a long option (see
 * lastLongOption).
 */
@property (readonly, nonatomic) of_unichar_t lastOption;

/**
 * @brief The long option for the last parsed option, or `nil` if the last
 *	  parsed option was not passed as a long option by the user.
 *
 * In case @ref nextOption returned `?`, this contains the unknown long
 * option.@n

 *
 * @note You need to call @ref nextOption repeatedly until it returns `\0` to
 *	 make sure all options have been parsed, even if you only rely on the
 *	 optional pointers specified and don't do any parsing yourself.
 *
 * @return The next option
 */
- (of_unichar_t)nextOption;
@end

OF_ASSUME_NONNULL_END

	[_arguments release];
	[_argument release];

	[super dealloc];
}

- (of_unichar_t)nextOption
{
	of_options_parser_option_t *iter;
	OFString *argument;

	if (_done || _index >= _arguments.count)
		return '\0';

			size_t pos;
			of_options_parser_option_t *option;

			_lastOption = '-';
			_index++;

			if ((pos = [argument rangeOfString: @"="].location) !=
			    OF_NOT_FOUND)
				_argument = [[argument
				    substringFromIndex: pos + 1] copy];
			else
				pos = argument.length;

			_lastLongOption = [[argument substringWithRange:
			    of_range(2, pos - 2)] copy];

			objc_autoreleasePoolPop(pool);

			option = [_longOptions objectForKey: _lastLongOption];
			if (option == NULL)
				return '?';

	return '?';
}

- (OFArray *)remainingArguments
{
	return [_arguments objectsInRange:
	    of_range(_index, _arguments.count - _index)];
}
@end

#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFPointValue: OFValue
{
	of_point_t _point;
}

- (instancetype)initWithPoint: (of_point_t)point;
@end

OF_ASSUME_NONNULL_END

#import "OFString.h"

#import "OFOutOfRangeException.h"

@implementation OFPointValue
@synthesize pointValue = _point;

- (instancetype)initWithPoint: (of_point_t)point
{
	self = [super init];

	_point = point;

	return self;
}

- (const char *)objCType
{
	return @encode(of_point_t);
}

- (void)getValue: (void *)value size: (size_t)size
{
	if (size != sizeof(_point))
		@throw [OFOutOfRangeException exception];

	memcpy(value, &_point, sizeof(_point));
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"<OFValue: of_point_t { %f, %f }>", _point.x, _point.y];
}
@end

- (void)removeObjectForWriting: (id <OFReadyForWritingObserving>)object
{
	removeObject(self, object, object.fileDescriptorForWriting, POLLOUT);

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	void *pool;
	struct pollfd *FDs;
	int events;
	size_t nFDs;

	if ([self of_processReadBuffers])

#import "OFCharacterSet.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFRangeCharacterSet: OFCharacterSet
{
	of_range_t _range;
}
@end

OF_ASSUME_NONNULL_END

@implementation OFRangeCharacterSet
- (instancetype)init
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithRange: (of_range_t)range
{
	self = [super init];

	@try {
		if (SIZE_MAX - range.location < range.length)
			@throw [OFOutOfRangeException exception];

		_range = range;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (bool)characterIsMember: (of_unichar_t)character
{
	return (character >= _range.location &&
	    character < _range.location + _range.length);
}
@end

#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFRangeValue: OFValue
{
	of_range_t _range;
}

- (instancetype)initWithRange: (of_range_t)range;
@end

OF_ASSUME_NONNULL_END

#import "OFString.h"

#import "OFOutOfRangeException.h"

@implementation OFRangeValue
@synthesize rangeValue = _range;

- (instancetype)initWithRange: (of_range_t)range
{
	self = [super init];

	_range = range;

	return self;
}

- (const char *)objCType
{
	return @encode(of_range_t);
}

- (void)getValue: (void *)value size: (size_t)size
{
	if (size != sizeof(_range))
		@throw [OFOutOfRangeException exception];

	memcpy(value, &_range, sizeof(_range));
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"<OFValue: of_range_t { %zu, %zu }>",
	    _range.location, _range.length];
}
@end

/*
 * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
 *
 * 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.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFRectangleValue: OFValue
{
	of_rectangle_t _rectangle;
}

- (instancetype)initWithRectangle: (of_rectangle_t)rectangle;
@end

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
 *
 * 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.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFRectangleValue.h"
#import "OFMethodSignature.h"
#import "OFString.h"

#import "OFOutOfRangeException.h"

@implementation OFRectangleValue
@synthesize rectangleValue = _rectangle;

- (instancetype)initWithRectangle: (of_rectangle_t)rectangle
{
	self = [super init];

	_rectangle = rectangle;

	return self;
}

- (const char *)objCType
{
	return @encode(of_rectangle_t);
}

- (void)getValue: (void *)value size: (size_t)size
{
	if (size != sizeof(_rectangle))
		@throw [OFOutOfRangeException exception];

	memcpy(value, &_rectangle, sizeof(_rectangle));
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"<OFValue: of_rectangle_t { %f, %f, %f, %f }>",
	    _rectangle.origin.x, _rectangle.origin.y,
	    _rectangle.size.width, _rectangle.size.height];
}
@end

		} @finally {
			[state->_timersQueueMutex unlock];
		}
#endif

		/* Watch for I/O events until the next timer is due */
		if (nextTimer != nil || deadline != nil) {
			of_time_interval_t timeout;

			if (nextTimer != nil && deadline == nil)
				timeout = nextTimer.timeIntervalSinceNow;
			else if (nextTimer == nil && deadline != nil)
				timeout = deadline.timeIntervalSinceNow;
			else
				timeout = [nextTimer earlierDate: deadline]

#endif

	FD_CLR((of_socket_t)fd, &_writeFDs);

	[super removeObjectForWriting: object];
}

- (void)observeForTimeInterval: (of_time_interval_t)timeInterval
{
	fd_set readFDs;
	fd_set writeFDs;
	struct timeval timeout;
	int events;
#ifdef OF_AMIGAOS
	BYTE cancelSignal;

}

- (of_list_object_t *)insertObject: (id <OFComparing>)object
{
	of_list_object_t *iter;

	for (iter = _lastListObject; iter != NULL; iter = iter->previous) {
		if ([object compare: iter->object] != OF_ORDERED_ASCENDING)
			return [super insertObject: object
				   afterListObject: iter];
	}

	return [super prependObject: object];
}
@end

/**
 * @brief Moves the cursor to the specified absolute position. Does nothing if
 *	  there is no underlying terminal.
 *
 * @param position The position to move the cursor to
 */
- (void)setCursorPosition: (of_point_t)position;

/**
 * @brief Moves the cursor to the specified relative position. Does nothing if
 *	  there is no underlying terminal.
 *
 * @param position The position to move the cursor to
 */
- (void)setRelativeCursorPosition: (of_point_t)position;
@end

#ifdef __cplusplus
extern "C" {
#endif
/** @file */

	if (!isatty(_fd))
		return;

	[self writeFormat: @"\033[%uG", column + 1];
#endif
}

- (void)setCursorPosition: (of_point_t)position
{
	if (position.x < 0 || position.y < 0)
		@throw [OFInvalidArgumentException exception];

#ifdef HAVE_ISATTY
	if (!isatty(_fd))
		return;

	[self writeFormat: @"\033[%u;%uH",
			   (unsigned)position.y + 1, (unsigned)position.x + 1];
#endif
}

- (void)setRelativeCursorPosition: (of_point_t)position
{
#ifdef HAVE_ISATTY
	if (!isatty(_fd))
		return;

	if (position.x > 0)
		[self writeFormat: @"\033[%uC", (unsigned)position.x];

- (size_t)writeLine: (OFString *)string
	   encoding: (of_string_encoding_t)encoding;

/**
 * @brief Writes a formatted string into the stream.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A string used as format
 * @return The number of bytes written
 */
- (size_t)writeFormat: (OFConstantString *)format, ...;

/**
 * @brief Writes a formatted string into the stream.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A string used as format
 * @param arguments The arguments used in the format string
 * @return The number of bytes written
 */
- (size_t)writeFormat: (OFConstantString *)format arguments: (va_list)arguments;

			case 't':
				buffer[i++] = '\t';
				(*pointer)++;
				break;
			/* Parse Unicode escape sequence */
			case 'u':;
				of_char16_t c1, c2;
				of_unichar_t c;
				size_t l;

				c1 = parseUnicodeEscape(*pointer - 1, stop);
				if (c1 == 0xFFFF) {
					free(buffer);
					return nil;
				}

		    (**pointer >= '0' && **pointer <= '9') ||
		    **pointer == '_' || **pointer == '$' ||
		    (**pointer & 0x80)) {
			buffer[i++] = **pointer;
			(*pointer)++;
		} else if (**pointer == '\\') {
			of_char16_t c1, c2;
			of_unichar_t c;
			size_t l;

			if (++(*pointer) >= stop || **pointer != 'u') {
				free(buffer);
				return nil;
			}

@implementation OFString (URLEncoding)
- (OFString *)stringByURLEncodingWithAllowedCharacters:
    (OFCharacterSet *)allowedCharacters
{
	OFMutableString *ret = [OFMutableString string];
	void *pool = objc_autoreleasePoolPush();
	const of_unichar_t *characters = self.characters;
	size_t length = self.length;
	bool (*characterIsMember)(id, SEL, of_unichar_t) =
	    (bool (*)(id, SEL, of_unichar_t))[allowedCharacters
	    methodForSelector: @selector(characterIsMember:)];

	for (size_t i = 0; i < length; i++) {
		of_unichar_t c = characters[i];

		if (characterIsMember(allowedCharacters,
		    @selector(characterIsMember:), c))
			[ret appendCharacters: &c length: 1];
		else {
			char buffer[4];
			size_t bufferLen;

#import "OFUnknownXMLEntityException.h"

int _OFString_XMLUnescaping_reference;

static OF_INLINE OFString *
parseNumericEntity(const char *entity, size_t length)
{
	of_unichar_t c;
	size_t i;
	char buffer[5];

	if (length == 1 || *entity != '#')
		return nil;

	c = 0;

#if defined(__cplusplus) && __cplusplus >= 201103L
typedef char16_t of_char16_t;
typedef char32_t of_char32_t;
#else
typedef uint_least16_t of_char16_t;
typedef uint_least32_t of_char32_t;
#endif
typedef of_char32_t of_unichar_t;

/**
 * @brief The encoding of a string.
 */
typedef enum of_string_encoding_t {
	/*
	 * UTF-8 *has* to be 0, so that if the current @ref OFLocale is

/**
 * @brief The string as an array of Unicode characters.
 *
 * The result is valid until the autorelease pool is released. If you want to
 * use the result outside the scope of the current autorelease pool, you have to
 * copy it.
 */
@property (readonly, nonatomic) const of_unichar_t *characters
    OF_RETURNS_INNER_POINTER;

/**
 * @brief The string in UTF-16 encoding with native byte order.
 *
 * The result is valid until the autorelease pool is released. If you want to
 * use the result outside the scope of the current autorelease pool, you have to

 * @brief Creates a new OFString from a Unicode string with the specified
 *	  length.
 *
 * @param characters An array of Unicode characters
 * @param length The length of the Unicode character array
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithCharacters: (const of_unichar_t *)characters
			      length: (size_t)length;

/**
 * @brief Creates a new OFString from a UTF-16 encoded string.
 *
 * @param string The UTF-16 string
 * @return A new autoreleased OFString

 *	  specified byte order if no byte order mark is found.
 *
 * @param string The UTF-16 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithUTF16String: (const of_char16_t *)string
			    byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Creates a new OFString from a UTF-16 encoded string with the
 *	  specified length, assuming the specified byte order if no byte order
 *	  mark is found.
 *
 * @param string The UTF-16 string
 * @param length The length of the UTF-16 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithUTF16String: (const of_char16_t *)string
			       length: (size_t)length
			    byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Creates a new OFString from a UTF-32 encoded string.
 *
 * @param string The UTF-32 string
 * @return A new autoreleased OFString
 */

 *	  specified byte order if no byte order mark is found.
 *
 * @param string The UTF-32 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithUTF32String: (const of_char32_t *)string
			    byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Creates a new OFString from a UTF-32 encoded string with the
 *	  specified length, assuming the specified byte order if no byte order
 *	  mark is found.
 *
 * @param string The UTF-32 string
 * @param length The length of the UTF-32 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithUTF32String: (const of_char32_t *)string
			       length: (size_t)length
			    byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Creates a new OFString from a format string.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A string used as format to initialize the OFString
 * @return A new autoreleased OFString
 */
+ (instancetype)stringWithFormat: (OFConstantString *)format, ...;

# ifdef OF_HAVE_FILES

 * @brief Initializes an already allocated OFString with a Unicode string with
 *	  the specified length.
 *
 * @param characters An array of Unicode characters
 * @param length The length of the Unicode character array
 * @return An initialized OFString
 */
- (instancetype)initWithCharacters: (const of_unichar_t *)characters
			    length: (size_t)length;

/**
 * @brief Initializes an already allocated OFString with a UTF-16 string.
 *
 * @param string The UTF-16 string
 * @return An initialized OFString

 *	  assuming the specified byte order if no byte order mark is found.
 *
 * @param string The UTF-16 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return An initialized OFString
 */
- (instancetype)initWithUTF16String: (const of_char16_t *)string
			  byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Initializes an already allocated OFString with a UTF-16 string with
 *	  the specified length, assuming the specified byte order if no byte
 *	  order mark is found.
 *
 * @param string The UTF-16 string
 * @param length The length of the UTF-16 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return An initialized OFString
 */
- (instancetype)initWithUTF16String: (const of_char16_t *)string
			     length: (size_t)length
			  byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Initializes an already allocated OFString with a UTF-32 string.
 *
 * @param string The UTF-32 string
 * @return An initialized OFString
 */

 *	  assuming the specified byte order if no byte order mark is found.
 *
 * @param string The UTF-32 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return An initialized OFString
 */
- (instancetype)initWithUTF32String: (const of_char32_t *)string
			  byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Initializes an already allocated OFString with a UTF-32 string with
 *	  the specified length, assuming the specified byte order if no byte
 *	  order mark is found.
 *
 * @param string The UTF-32 string
 * @param length The length of the UTF-32 string
 * @param byteOrder The byte order to assume if there is no byte order mark
 * @return An initialized OFString
 */
- (instancetype)initWithUTF32String: (const of_char32_t *)string
			     length: (size_t)length
			  byteOrder: (of_byte_order_t)byteOrder;

/**
 * @brief Initializes an already allocated OFString with a format string.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A string used as format to initialize the OFString
 * @return An initialized OFString
 */
- (instancetype)initWithFormat: (OFConstantString *)format, ...;

/**
 * @brief Initializes an already allocated OFString with a format string.
 *
 * See printf for the format syntax. As an addition, `%@` is available as
 * format specifier for objects, `%C` for `of_unichar_t` and `%S` for
 * `const of_unichar_t *`.
 *
 * @param format A string used as format to initialize the OFString
 * @param arguments The arguments used in the format string
 * @return An initialized OFString
 */
- (instancetype)initWithFormat: (OFConstantString *)format
		     arguments: (va_list)arguments;