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72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
5 years ago
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@class ECKeyPair;
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#import "RKCK.h"
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#import "MessageKeys.h"
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#import "Chain.h"
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#import "RootKey.h"
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/**
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* Pending PreKeys
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*/
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@interface PendingPreKey : NSObject <NSSecureCoding>
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@property (readonly) int preKeyId;
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@property (readonly) int signedPreKeyId;
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@property (readonly) NSData *baseKey;
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-(instancetype)initWithBaseKey:(NSData*)baseKey preKeyId:(int)preKeyId signedPreKeyId:(int)signedPrekeyId;
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@end
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@interface SessionState : NSObject <NSSecureCoding>
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/**
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* AxolotlSessions are either retreived from the database or initiated on new discussions. They are serialized before being stored to make storing abstractions significantly simpler. Because we propose no abstraction for a contact and TextSecure has multi-device (multiple sessions with same identity key) support, the identityKeys need to be added manually.
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*/
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@property(nonatomic) int version;
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@property(nonatomic, copy) NSData *aliceBaseKey;
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@property(nonatomic) NSData *remoteIdentityKey;
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@property(nonatomic) NSData *localIdentityKey;
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@property(nonatomic) int previousCounter;
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@property(nonatomic) RootKey *rootKey;
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@property(nonatomic)int remoteRegistrationId;
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@property(nonatomic)int localRegistrationId;
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- (NSData*)senderRatchetKey;
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- (ECKeyPair*)senderRatchetKeyPair;
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- (BOOL)hasReceiverChain:(NSData *)senderEphemeral;
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- (BOOL)hasSenderChain;
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- (ChainKey *)receiverChainKey:(NSData *)senderEphemeral;
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- (void)setReceiverChainKey:(NSData*)senderEphemeral chainKey:(ChainKey*)chainKey;
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- (void)addReceiverChain:(NSData*)senderRatchetKey chainKey:(ChainKey*)chainKey;
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- (void)setSenderChain:(ECKeyPair*)senderRatcherKeyPair chainKey:(ChainKey*)chainKey;
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- (ChainKey*)senderChainKey;
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- (void)setSenderChainKey:(ChainKey*)nextChainKey;
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- (BOOL)hasMessageKeys:(NSData*)senderRatchetKey counter:(int)counter;
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- (MessageKeys*)removeMessageKeys:(NSData*)senderRatcherKey counter:(int)counter;
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- (void)setMessageKeys:(NSData*)senderRatchetKey messageKeys:(MessageKeys*)messageKeys;
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- (void)setUnacknowledgedPreKeyMessage:(int)preKeyId signedPreKey:(int)signedPreKeyId baseKey:(NSData*)baseKey;
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- (BOOL)hasUnacknowledgedPreKeyMessage;
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- (PendingPreKey*)unacknowledgedPreKeyMessageItems;
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- (void)clearUnacknowledgedPreKeyMessage;
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@end
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