ObjFW  Diff

	objc_autoreleasePoolPop(pool);

	return self;
}

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

	@try {
		const char *cString;
		size_t i;

		_itemSize = 1;
		_count = [string
		    cStringLengthWithEncoding: OF_STRING_ENCODING_ASCII];

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

		_count /= 2;



		cString = [string
		    cStringWithEncoding: OF_STRING_ENCODING_ASCII];
		_items = [self allocMemoryWithSize: _count];

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

			if (c1 >= '0' && c1 <= '9')
				byte = (c1 - '0') << 4;
			else if (c1 >= 'a' && c1 <= 'f')

			else if (c2 >= 'a' && c2 <= 'f')
				byte |= c2 - 'a' + 10;
			else if (c2 >= 'A' && c2 <= 'F')
				byte |= c2 - 'A' + 10;
			else
				@throw [OFInvalidFormatException exception];

			_items[i] = byte;
		}
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;