/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
* 2018
* Jonathan Schleifer <js@heap.zone>
*
* 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.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "OFASN1NumericString.h"
#import "OFData.h"
#import "OFString.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
@implementation OFASN1NumericString
@synthesize numericStringValue = _numericStringValue;
- (instancetype)initWithTagClass: (of_asn1_tag_class_t)tagClass
tagNumber: (of_asn1_tag_number_t)tagNumber
constructed: (bool)constructed
DEREncodedContents: (OFData *)DEREncodedContents
{
self = [super initWithTagClass: tagClass
tagNumber: tagNumber
constructed: constructed
DEREncodedContents: DEREncodedContents];
@try {
const unsigned char *items = [_DEREncodedContents items];
size_t count = [_DEREncodedContents count];
if (_tagClass != OF_ASN1_TAG_CLASS_UNIVERSAL ||
_tagNumber != OF_ASN1_TAG_NUMBER_NUMERIC_STRING ||
_constructed)
@throw [OFInvalidArgumentException exception];
for (size_t i = 0; i < count; i++)
if (!of_ascii_isdigit(items[i]) && items[i] != ' ')
@throw [OFInvalidEncodingException exception];
_numericStringValue = [[OFString alloc]
initWithCString: [_DEREncodedContents items]
encoding: OF_STRING_ENCODING_ASCII
length: [_DEREncodedContents count]];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_numericStringValue release];
[super dealloc];
}
- (OFString *)stringValue
{
return [self numericStringValue];
}
- (OFString *)description
{
return [OFString stringWithFormat: @"<OFASN1NumericString: %@>",
_numericStringValue];
}
@end