session-ios/SessionMessagingKit/Utilities/OWSIdentityManager.h
2021-01-04 13:59:21 +11:00

74 lines
2.3 KiB
Objective-C

//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
#import <Curve25519Kit/Curve25519.h>
#import <YapDatabase/YapDatabase.h>
@class OWSPrimaryStorage;
NS_ASSUME_NONNULL_BEGIN
extern NSString *const OWSPrimaryStorageIdentityKeyStoreIdentityKey;
extern NSString *const LKSeedKey;
extern NSString *const LKED25519SecretKey;
extern NSString *const LKED25519PublicKey;
extern NSString *const OWSPrimaryStorageIdentityKeyStoreCollection;
extern NSString *const OWSPrimaryStorageTrustedKeysCollection;
// This notification will be fired whenever identities are created
// or their verification state changes.
extern NSString *const kNSNotificationName_IdentityStateDidChange;
// number of bytes in a signal identity key, excluding the key-type byte.
extern const NSUInteger kIdentityKeyLength;
#ifdef DEBUG
extern const NSUInteger kStoredIdentityKeyLength;
#endif
@class OWSRecipientIdentity;
@class OWSStorage;
@class SNProtoVerified;
@class YapDatabaseReadWriteTransaction;
// This class can be safely accessed and used from any thread.
@interface OWSIdentityManager : NSObject
@property (nonatomic, readonly) YapDatabaseConnection *dbConnection;
- (instancetype)init NS_UNAVAILABLE;
- (instancetype)initWithPrimaryStorage:(OWSPrimaryStorage *)primaryStorage NS_DESIGNATED_INITIALIZER;
+ (instancetype)sharedManager;
- (void)generateNewIdentityKeyPair;
- (void)clearIdentityKey;
- (nullable OWSRecipientIdentity *)recipientIdentityForRecipientId:(NSString *)recipientId;
/**
* @param recipientId unique stable identifier for the recipient, e.g. e164 phone number
* @returns nil if the recipient does not exist, or is trusted for sending
* else returns the untrusted recipient.
*/
- (nullable OWSRecipientIdentity *)untrustedIdentityForSendingToRecipientId:(NSString *)recipientId;
- (BOOL)saveRemoteIdentity:(NSData *)identityKey recipientId:(NSString *)recipientId;
- (nullable ECKeyPair *)identityKeyPair;
#pragma mark - Debug
#if DEBUG
// Clears everything except the local identity key.
- (void)clearIdentityState:(YapDatabaseReadWriteTransaction *)transaction;
- (void)snapshotIdentityState:(YapDatabaseReadWriteTransaction *)transaction;
- (void)restoreIdentityState:(YapDatabaseReadWriteTransaction *)transaction;
#endif
@end
NS_ASSUME_NONNULL_END