ObjFW  Diff

- (instancetype)initWithStringValue: (OFString *)stringValue
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		const char *cString = [stringValue UTF8String];
		size_t length = [stringValue UTF8StringLength];

		for (size_t i = 0; i < length; i++)
			if (!of_ascii_isdigit(cString[i]) && cString[i] != ' ')
				@throw [OFInvalidEncodingException exception];

		_numericStringValue = [stringValue copy];

	@try {
		if (tagClass != OF_ASN1_TAG_CLASS_UNIVERSAL ||
		    tagNumber != OF_ASN1_TAG_NUMBER_NUMERIC_STRING ||
		    constructed)
			@throw [OFInvalidArgumentException exception];

		if ([DEREncodedContents itemSize] != 1)
			@throw [OFInvalidArgumentException exception];

		numericStringValue = [OFString
		    stringWithCString: [DEREncodedContents items]
			     encoding: OF_STRING_ENCODING_ASCII
			       length: [DEREncodedContents count]];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	self = [self initWithStringValue: numericStringValue];

	[_numericStringValue release];

	[super dealloc];
}

- (OFString *)stringValue
{
	return [self numericStringValue];
}

- (bool)isEqual: (id)object
{
	OFASN1NumericString *numericString;

	if (![object isKindOfClass: [OFASN1NumericString class]])
		return false;

	numericString = object;

	if (![numericString->_numericStringValue isEqual: _numericStringValue])
		return false;

	return true;
}

- (uint32_t)hash
{
	return [_numericStringValue hash];
}

- (OFString *)description
{
	return [OFString stringWithFormat: @"<OFASN1NumericString: %@>",
					   _numericStringValue];
}
@end