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#import "OFInvalidArgumentException.h"
#import "OFInvalidEncodingException.h"
@implementation OFASN1NumericString
@synthesize numericStringValue = _numericStringValue;
+ (instancetype)stringWithStringValue: (OFString *)stringValue
{
return [[[self alloc] initWithStringValue: stringValue] autorelease];
}
- (instancetype)init
- (instancetype)initWithStringValue: (OFString *)stringValue
{
self = [super init];
OF_INVALID_INIT_METHOD
@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];
objc_autoreleasePoolPop(pool);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (instancetype)initWithTagClass: (of_asn1_tag_class_t)tagClass
tagNumber: (of_asn1_tag_number_t)tagNumber
constructed: (bool)constructed
DEREncodedContents: (OFData *)DEREncodedContents
{
self = [super init];
void *pool = objc_autoreleasePoolPush();
OFString *numericStringValue;
@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];
if ([DEREncodedContents itemSize] != 1)
@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]];
numericStringValue = [OFString
stringWithCString: [DEREncodedContents items]
encoding: OF_STRING_ENCODING_ASCII
length: [DEREncodedContents count]];
} @catch (id e) {
[self release];
@throw e;
}
self = [self initWithStringValue: numericStringValue];
objc_autoreleasePoolPop(pool);
return self;
}
- (instancetype)init
{
OF_INVALID_INIT_METHOD
}
- (void)dealloc
{
[_numericStringValue release];
[super dealloc];
}
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