ObjFW  Diff

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   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.
 *

		}
	}

	if ((i = of_string_utf8_encode(c, buffer)) == 0)
		return nil;
	buffer[i] = 0;

	return [OFString stringWithUTF8String: buffer
				       length: i];
}

static OFString *
parseEntities(OFString *self, id (*lookup)(void *, OFString *, OFString *),
    void *context)
{
	OFMutableString *ret;

	length = self.UTF8StringLength;

	last = 0;
	inEntity = false;

	for (i = 0; i < length; i++) {
		if (!inEntity && string[i] == '&') {
			[ret appendUTF8String: string + last
				       length: i - last];

			last = i + 1;
			inEntity = true;
		} else if (inEntity && string[i] == ';') {
			const char *entity = string + last;
			size_t entityLength = i - last;

			if (entityLength == 2 && memcmp(entity, "lt", 2) == 0)

			inEntity = false;
		}
	}

	if (inEntity)
		@throw [OFInvalidFormatException exception];

	[ret appendUTF8String: string + last
		       length: i - last];

	[ret makeImmutable];

	objc_autoreleasePoolPop(pool);

	return ret;
}

static id
lookupUsingDelegate(void *context, OFString *self, OFString *entity)
{
	id <OFStringXMLUnescapingDelegate> delegate = context;

	if (delegate == nil)
		return nil;

	return [delegate        string: self
	    containsUnknownEntityNamed: entity];
}

#ifdef OF_HAVE_BLOCKS
static id
lookupUsingBlock(void *context, OFString *self, OFString *entity)
{
	of_string_xml_unescaping_block_t block = context;