jens@16: //
jens@16: //  MYASN1Object.m
jens@16: //  MYCrypto-iPhone
jens@16: //
jens@16: //  Created by Jens Alfke on 5/28/09.
jens@16: //  Copyright 2009 Jens Alfke. All rights reserved.
jens@16: //
jens@16: 
jens@16: #import "MYASN1Object.h"
jens@16: 
jens@16: 
jens@16: @implementation MYASN1Object
jens@16: 
jens@16: 
jens@16: - (id) initWithTag: (uint32_t)tag
jens@16:            ofClass: (uint8_t)tagClass 
jens@16:        constructed: (BOOL)constructed
jens@16:              value: (NSData*)value
jens@16: {
jens@16:     Assert(value);
jens@16:     self = [super init];
jens@16:     if (self != nil) {
jens@16:         _tag = tag;
jens@16:         _tagClass = tagClass;
jens@16:         _constructed = constructed;
jens@16:         _value = [value copy];
jens@16:     }
jens@16:     return self;
jens@16: }
jens@16: 
jens@16: - (id) initWithTag: (uint32_t)tag
jens@16:            ofClass: (uint8_t)tagClass 
jens@16:         components: (NSArray*)components
jens@16: {
jens@16:     Assert(components);
jens@16:     self = [super init];
jens@16:     if (self != nil) {
jens@16:         _tag = tag;
jens@16:         _tagClass = tagClass;
jens@16:         _constructed = YES;
jens@16:         _components = [components copy];
jens@16:     }
jens@16:     return self;
jens@16: }
jens@16: 
jens@16: - (void) dealloc
jens@16: {
jens@16:     [_value release];
jens@16:     [_components release];
jens@16:     [super dealloc];
jens@16: }
jens@16: 
jens@16: 
jens@16: @synthesize tag=_tag, tagClass=_tagClass, constructed=_constructed, value=_value, components=_components;
jens@16: 
jens@16: 
jens@16: - (NSString*)description {
jens@16:     if (_components)
jens@16:         return $sprintf(@"%@[%hhu/%u/%u]%@", self.class, _tagClass,(unsigned)_constructed,_tag, _components);
jens@16:     else
jens@16:         return $sprintf(@"%@[%hhu/%u/%u, %u bytes]", self.class, _tagClass,(unsigned)_constructed,_tag, _value.length);
jens@16: }
jens@16: 
jens@16: static void dump(id object, NSMutableString *output, NSString *indent) {
jens@16:     if ([object isKindOfClass: [MYASN1Object class]]) {
jens@16:         MYASN1Object *asn1Obj = object;
jens@16:         [output appendFormat: @"%@%@[%hhu/%u]", indent, asn1Obj.class, asn1Obj.tagClass,asn1Obj.tag];
jens@16:         if (asn1Obj.components) {
jens@16:             [output appendString: @":\n"];
jens@16:             NSString *subindent = [indent stringByAppendingString: @"    "];
jens@16:             for (id o in asn1Obj.components)
jens@16:                 dump(o,output, subindent);
jens@16:         } else
jens@16:             [output appendFormat: @" %@\n", asn1Obj.value];
jens@16:     } else if([object respondsToSelector: @selector(objectEnumerator)]) {
jens@16:         [output appendString: indent];
jens@16:         if ([object isKindOfClass: [NSArray class]])
jens@16:             [output appendString: @"Sequence:\n"];
jens@16:         else if ([object isKindOfClass: [NSSet class]])
jens@16:             [output appendString: @"Set:\n"];
jens@16:         else
jens@16:             [output appendFormat: @"%@:\n", [object class]];
jens@16:         NSString *subindent = [indent stringByAppendingString: @"    "];
jens@16:         for (id o in object)
jens@16:             dump(o,output, subindent);
jens@16:     } else {
jens@16:         [output appendFormat: @"%@%@\n", indent, object];
jens@16:     }
jens@16: }
jens@16: 
jens@16: + (NSString*) dump: (id)object {
jens@16:     NSMutableString *output = [NSMutableString stringWithCapacity: 512];
jens@16:     dump(object,output,@"");
jens@16:     return output;
jens@16: }
jens@16: 
jens@16: 
jens@16: @end
jens@16: 
jens@16: 
jens@16: 
jens@16: @implementation MYASN1BigInteger
jens@16: 
jens@16: @end
jens@16: 
jens@16: 
jens@16: 
jens@16: @implementation MYBitString
jens@16: 
jens@16: 
jens@16: - (id)initWithBits: (NSData*)bits count: (unsigned)bitCount;
jens@16: {
jens@16:     Assert(bits);
jens@16:     Assert(bitCount <= 8*bits.length);
jens@16:     self = [super init];
jens@16:     if (self != nil) {
jens@16:         _bits = [bits copy];
jens@16:         _bitCount = bitCount;
jens@16:     }
jens@16:     return self;
jens@16: }
jens@16: 
jens@16: - (void) dealloc
jens@16: {
jens@16:     [_bits release];
jens@16:     [super dealloc];
jens@16: }
jens@16: 
jens@16: 
jens@16: @synthesize bits=_bits, bitCount=_bitCount;
jens@16: 
jens@16: @end