ObjFW  Diff

			count: (size_t)count
{
	return [[[self alloc] initWithItems: items
				      count: count] autorelease];
}

+ (instancetype)dataWithItems: (const void *)items
		     itemSize: (size_t)itemSize
			count: (size_t)count
		     itemSize: (size_t)itemSize
{
	return [[[self alloc] initWithItems: items
				      count: count
				   itemSize: itemSize
				   itemSize: itemSize] autorelease];
				      count: count] autorelease];
}

+ (instancetype)dataWithItemsNoCopy: (void *)items
			      count: (size_t)count
		       freeWhenDone: (bool)freeWhenDone
{
	return [[[self alloc] initWithItemsNoCopy: items
					    count: count
				     freeWhenDone: freeWhenDone] autorelease];
}

+ (instancetype)dataWithItemsNoCopy: (void *)items
			   itemSize: (size_t)itemSize
			      count: (size_t)count
			   itemSize: (size_t)itemSize
		       freeWhenDone: (bool)freeWhenDone
{
	return [[[self alloc] initWithItemsNoCopy: items
					 itemSize: itemSize
					    count: count
					 itemSize: itemSize
				     freeWhenDone: freeWhenDone] autorelease];
}

#ifdef OF_HAVE_FILES
+ (instancetype)dataWithContentsOfFile: (OFString *)path
{
	return [[[self alloc] initWithContentsOfFile: path] autorelease];

	return [[[self alloc] initWithBase64EncodedString: string] autorelease];
}

- (instancetype)initWithItems: (const void *)items
			count: (size_t)count
{
	return [self initWithItems: items
			     count: count
			  itemSize: 1
			  itemSize: 1];
			     count: count];
}

- (instancetype)initWithItems: (const void *)items
		     itemSize: (size_t)itemSize
			count: (size_t)count
		     itemSize: (size_t)itemSize
{
	self = [super init];

	@try {
		if (itemSize == 0)
			@throw [OFInvalidArgumentException exception];

		_items = [self allocMemoryWithSize: itemSize
					     count: count];
		_items = of_malloc(count, itemSize);
		_count = count;
		_itemSize = itemSize;
		_count = count;
		_freeWhenDone = true;

		memcpy(_items, items, count * itemSize);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (instancetype)initWithItemsNoCopy: (void *)items
			      count: (size_t)count
		       freeWhenDone: (bool)freeWhenDone
{
	return [self initWithItemsNoCopy: items
				itemSize: 1
				   count: count
				itemSize: 1
			    freeWhenDone: freeWhenDone];
}

- (instancetype)initWithItemsNoCopy: (void *)items
			   itemSize: (size_t)itemSize
			      count: (size_t)count
			   itemSize: (size_t)itemSize
		       freeWhenDone: (bool)freeWhenDone
{
	self = [super init];

	@try {
		if (itemSize == 0)
			@throw [OFInvalidArgumentException exception];

		_items = (unsigned char *)items;
		_itemSize = itemSize;
		_count = count;
		_itemSize = itemSize;
		_freeWhenDone = freeWhenDone;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;

		    attributesOfItemAtPath: path].fileSize;

# if ULLONG_MAX > SIZE_MAX
		if (size > SIZE_MAX)
			@throw [OFOutOfRangeException exception];
# endif

		if ((buffer = malloc((size_t)size)) == NULL)
		buffer = of_malloc((size_t)size, 1);
			@throw [OFOutOfMemoryException
			    exceptionWithRequestedSize: (size_t)size];

		file = [[OFFile alloc] initWithPath: path
					       mode: @"r"];
		@try {
			[file readIntoBuffer: buffer
				 exactLength: (size_t)size];
		} @finally {
			[file release];

		if ((URLHandler = [OFURLHandler handlerForURL: URL]) == nil)
			@throw [OFUnsupportedProtocolException
			    exceptionWithURL: URL];

		stream = [URLHandler openItemAtURL: URL
					      mode: @"r"];

		_count = 0;
		_itemSize = 1;
		_count = 0;
		_freeWhenDone = true;

		pageSize = [OFSystemInfo pageSize];
		buffer = [self allocMemoryWithSize: pageSize];
		buffer = of_malloc(1, pageSize);

		@try {
		while (!stream.atEndOfStream) {
			size_t length = [stream readIntoBuffer: buffer
							length: pageSize];
			while (!stream.atEndOfStream) {
				size_t length = [stream
				    readIntoBuffer: buffer
					    length: pageSize];

			if (SIZE_MAX - _count < length)
				@throw [OFOutOfRangeException exception];
				if (SIZE_MAX - _count < length)
					@throw [OFOutOfRangeException
					    exception];

			_items = [self resizeMemory: _items
					       size: _count + length];
			memcpy(_items + _count, buffer, length);
			_count += length;
				_items = of_realloc(_items, _count + length, 1);
				memcpy(_items + _count, buffer, length);
				_count += length;
			}
		} @finally {
			free(buffer);
		}

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

		const char *cString;

		if (count % 2 != 0)
			@throw [OFInvalidFormatException exception];

		count /= 2;

		_items = [self allocMemoryWithSize: count];
		_items = of_malloc(count, 1);
		_count = count;
		_itemSize = 1;
		_count = count;
		_freeWhenDone = true;

		cString = [string
		    cStringWithEncoding: OF_STRING_ENCODING_ASCII];

		for (size_t i = 0; i < count; i++) {
			uint8_t c1 = cString[2 * i];
			uint8_t c2 = cString[2 * i + 1];

{
	return [self retain];
}

- (id)mutableCopy
{
	return [[OFMutableData alloc] initWithItems: _items
					      count: _count
					   itemSize: _itemSize
					   itemSize: _itemSize];
					      count: _count];
}

- (bool)isEqual: (id)object
{
	OFData *data;

	if (object == self)

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

- (uint32_t)hash
- (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]);

	OFData *ret;

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

	ret = [OFData dataWithItemsNoCopy: _items + (range.location * _itemSize)
				 itemSize: _itemSize
				    count: range.length
				 itemSize: _itemSize
			     freeWhenDone: false];
	ret->_parentData = [(_parentData != nil ? _parentData : self) copy];

	return ret;
}

- (OFString *)description