ObjFW  Diff

- (void)getCharacters: (of_unichar_t*)buffer
	      inRange: (of_range_t)range
{
	size_t i;

	for (i = 0; i < range.length; i++)
		buffer[i] = [self characterAtIndex: range.location + i];
}

- (BOOL)isEqual: (id)object
{
	void *pool;
	OFString *otherString;
	const of_unichar_t *unicodeString, *otherUnicodeString;

			    inRange: range];

		if (options & OF_STRING_SEARCH_BACKWARDS) {
			for (i = range.length - searchLength;; i--) {
				if (!memcmp(unicodeString + i, searchString,
				    searchLength * sizeof(of_unichar_t))) {
					objc_autoreleasePoolPop(pool);
					return of_range(range.location + i,
					    searchLength);
				}

				/* No match and we're at the last character */
				if (i == 0)
					break;
			}
		} else {
			for (i = 0; i <= range.length - searchLength; i++) {
				if (!memcmp(unicodeString + i, searchString,
				    searchLength * sizeof(of_unichar_t))) {
					objc_autoreleasePoolPop(pool);
					return of_range(range.location + i,
					    searchLength);
				}
			}
		}
	} @finally {
		free(unicodeString);
	}

}

- (OFString*)substringWithRange: (of_range_t)range
{
	void *pool;
	OFString *ret;

	if (range.location + range.length > [self length])
		@throw [OFOutOfRangeException
		    exceptionWithClass: [self class]];

	pool = objc_autoreleasePoolPush();
	ret = [[OFString alloc]
	    initWithUnicodeString: [self unicodeString] + range.location
			   length: range.length];
	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

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