63 lines
1.9 KiB
Objective-C
63 lines
1.9 KiB
Objective-C
//
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// TSMessageKeys.m
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// AxolotlKit
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//
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// Created by Frederic Jacobs on 09/03/14.
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// Copyright (c) 2014 Open Whisper Systems. All rights reserved.
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//
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#import "MessageKeys.h"
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#import <SignalCoreKit/OWSAsserts.h>
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static NSString* const kCoderMessageKeysCipherKey = @"kCoderMessageKeysCipherKey";
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static NSString* const kCoderMessageKeysMacKey = @"kCoderMessageKeysMacKey";
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static NSString* const kCoderMessageKeysIVKey = @"kCoderMessageKeysIVKey";
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static NSString* const kCoderMessageKeysIndex = @"kCoderMessageKeysIndex";
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@implementation MessageKeys
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+ (BOOL)supportsSecureCoding{
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return YES;
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}
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- (id)initWithCoder:(NSCoder *)aDecoder{
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self = [self initWithCipherKey:[aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderMessageKeysCipherKey]
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macKey:[aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderMessageKeysMacKey]
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iv:[aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderMessageKeysIVKey]
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index:[aDecoder decodeIntForKey:kCoderMessageKeysIndex]];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder{
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[aCoder encodeObject:self.cipherKey forKey:kCoderMessageKeysCipherKey];
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[aCoder encodeObject:self.macKey forKey:kCoderMessageKeysMacKey];
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[aCoder encodeObject:self.iv forKey:kCoderMessageKeysIVKey];
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[aCoder encodeInt:self.index forKey:kCoderMessageKeysIndex];
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}
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- (instancetype)initWithCipherKey:(NSData*)cipherKey macKey:(NSData*)macKey iv:(NSData *)data index:(int)index{
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OWSAssert(cipherKey);
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OWSAssert(macKey);
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OWSAssert(data);
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self = [super init];
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if (self) {
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_cipherKey = cipherKey;
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_macKey = macKey;
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_iv = data;
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_index = index;
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}
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return self;
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}
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-(NSString*) debugDescription {
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return [NSString stringWithFormat:@"cipherKey: %@\n macKey %@\n",self.cipherKey,self.macKey];
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}
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@end
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