//

 //  MYASN1Object.m

 //  MYCrypto-iPhone

 //

 //  Created by Jens Alfke on 5/28/09.

 //  Copyright 2009 Jens Alfke. All rights reserved.

 //

 #import "MYASN1Object.h"

 @implementation MYASN1Object

 - (id) initWithTag: (uint32_t)tag

            ofClass: (uint8_t)tagClass 

        constructed: (BOOL)constructed

              value: (NSData*)value

 {

     Assert(value);

     self = [super init];

     if (self != nil) {

         _tag = tag;

         _tagClass = tagClass;

         _constructed = constructed;

         _value = [value copy];

     }

     return self;

 }

 - (id) initWithTag: (uint32_t)tag

            ofClass: (uint8_t)tagClass 

         components: (NSArray*)components

 {

     Assert(components);

     self = [super init];

     if (self != nil) {

         _tag = tag;

         _tagClass = tagClass;

         _constructed = YES;

         _components = [components copy];

     }

     return self;

 }

 - (void) dealloc

 {

     [_value release];

     [_components release];

     [super dealloc];

 }

 @synthesize tag=_tag, tagClass=_tagClass, constructed=_constructed, value=_value, components=_components;

 - (NSString*)description {

     if (_components)

         return $sprintf(@"%@[%hhu/%u/%u]%@", self.class, _tagClass,(unsigned)_constructed,_tag, _components);

     else

         return $sprintf(@"%@[%hhu/%u/%u, %u bytes]", self.class, _tagClass,(unsigned)_constructed,_tag, _value.length);

 }

 static void dump(id object, NSMutableString *output, NSString *indent) {

     if ([object isKindOfClass: [MYASN1Object class]]) {

         MYASN1Object *asn1Obj = object;

         [output appendFormat: @"%@%@[%hhu/%u]", indent, asn1Obj.class, asn1Obj.tagClass,asn1Obj.tag];

         if (asn1Obj.components) {

             [output appendString: @":\n"];

             NSString *subindent = [indent stringByAppendingString: @"    "];

             for (id o in asn1Obj.components)

                 dump(o,output, subindent);

         } else

             [output appendFormat: @" %@\n", asn1Obj.value];

     } else if([object respondsToSelector: @selector(objectEnumerator)]) {

         [output appendString: indent];

         if ([object isKindOfClass: [NSArray class]])

             [output appendString: @"Sequence:\n"];

         else if ([object isKindOfClass: [NSSet class]])

             [output appendString: @"Set:\n"];

         else

             [output appendFormat: @"%@:\n", [object class]];

         NSString *subindent = [indent stringByAppendingString: @"    "];

         for (id o in object)

             dump(o,output, subindent);

     } else {

         [output appendFormat: @"%@%@\n", indent, object];

     }

 }

 + (NSString*) dump: (id)object {

     NSMutableString *output = [NSMutableString stringWithCapacity: 512];

     dump(object,output,@"");

     return output;

 }

 @end

 @implementation MYASN1BigInteger

 @end

 @implementation MYBitString

 - (id)initWithBits: (NSData*)bits count: (unsigned)bitCount;

 {

     Assert(bits);

     Assert(bitCount <= 8*bits.length);

     self = [super init];

     if (self != nil) {

         _bits = [bits copy];

         _bitCount = bitCount;

     }

     return self;

 }

 - (void) dealloc

 {

     [_bits release];

     [super dealloc];

 }

 @synthesize bits=_bits, bitCount=_bitCount;

 - (NSString*) description {

     return $sprintf(@"%@%@", [self class], _bits);

 }

 @end