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107 lines
4.3 KiB
Objective-C
107 lines
4.3 KiB
Objective-C
//
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// AxolotlKeyFetch.m
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// AxolotlKit
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//
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// Created by Frederic Jacobs on 21/07/14.
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// Copyright (c) 2014 Frederic Jacobs. All rights reserved.
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//
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#import "PreKeyBundle.h"
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#import <SignalCoreKit/OWSAsserts.h>
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static NSString* const kCoderPKBIdentityKey = @"kCoderPKBIdentityKey";
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static NSString* const kCoderPKBregistrationId = @"kCoderPKBregistrationId";
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static NSString* const kCoderPKBdeviceId = @"kCoderPKBdeviceId";
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static NSString* const kCoderPKBsignedPreKeyPublic = @"kCoderPKBsignedPreKeyPublic";
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static NSString* const kCoderPKBpreKeyPublic = @"kCoderPKBpreKeyPublic";
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static NSString* const kCoderPKBpreKeyId = @"kCoderPKBpreKeyId";
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static NSString* const kCoderPKBsignedPreKeyId = @"kCoderPKBsignedPreKeyId";
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static NSString* const kCoderPKBsignedPreKeySignature = @"kCoderPKBsignedPreKeySignature";
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@implementation PreKeyBundle
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- (nullable instancetype)initWithRegistrationId:(int)registrationId
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deviceId:(int)deviceId
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preKeyId:(int)preKeyId
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preKeyPublic:(NSData *)preKeyPublic
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signedPreKeyPublic:(NSData *)signedPreKeyPublic
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signedPreKeyId:(int)signedPreKeyId
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signedPreKeySignature:(NSData *)signedPreKeySignature
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identityKey:(NSData *)identityKey
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{
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if (preKeyPublic && preKeyPublic.length != 33) {
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OWSFailDebug(@"preKeyPublic && preKeyPublic.length != 33");
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return nil;
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}
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if (signedPreKeyPublic.length != 33) {
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OWSFailDebug(@"signedPreKeyPublic.length != 33");
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return nil;
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}
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if (!signedPreKeySignature) {
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OWSFailDebug(@"!signedPreKeySignature");
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return nil;
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}
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if (identityKey.length != 33) {
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OWSFailDebug(@"identityKey.length != 33");
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return nil;
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}
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self = [super init];
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if (self) {
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_identityKey = identityKey;
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_registrationId = registrationId;
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_deviceId = deviceId;
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_preKeyPublic = preKeyPublic;
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_preKeyId = preKeyId;
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_signedPreKeyPublic = signedPreKeyPublic;
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_signedPreKeyId = signedPreKeyId;
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_signedPreKeySignature = signedPreKeySignature;
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}
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return self;
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}
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- (id)initWithCoder:(NSCoder *)aDecoder{
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int registrationId = [aDecoder decodeIntForKey:kCoderPKBregistrationId];
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int deviceId = [aDecoder decodeIntForKey:kCoderPKBdeviceId];
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int preKeyId = [aDecoder decodeIntForKey:kCoderPKBpreKeyId];
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int signedPreKeyId = [aDecoder decodeIntForKey:kCoderPKBsignedPreKeyId];
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NSData *preKeyPublic = [aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderPKBpreKeyPublic];
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NSData *signedPreKeyPublic = [aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderPKBsignedPreKeyPublic];
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NSData *signedPreKeySignature = [aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderPKBsignedPreKeySignature];
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NSData *identityKey = [aDecoder decodeObjectOfClass:[NSData class] forKey:kCoderPKBIdentityKey];
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self = [self initWithRegistrationId:registrationId
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deviceId:deviceId
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preKeyId:preKeyId
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preKeyPublic:preKeyPublic
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signedPreKeyPublic:signedPreKeyPublic
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signedPreKeyId:signedPreKeyId
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signedPreKeySignature:signedPreKeySignature
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identityKey:identityKey];
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return self;
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}
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- (void)encodeWithCoder:(NSCoder *)aCoder{
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[aCoder encodeInt:_registrationId forKey:kCoderPKBregistrationId];
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[aCoder encodeInt:_deviceId forKey:kCoderPKBdeviceId];
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[aCoder encodeInt:_preKeyId forKey:kCoderPKBpreKeyId];
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[aCoder encodeInt:_signedPreKeyId forKey:kCoderPKBsignedPreKeyId];
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[aCoder encodeObject:_preKeyPublic forKey:kCoderPKBpreKeyPublic];
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[aCoder encodeObject:_signedPreKeyPublic forKey:kCoderPKBsignedPreKeyPublic];
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[aCoder encodeObject:_signedPreKeySignature forKey:kCoderPKBsignedPreKeySignature];
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[aCoder encodeObject:_identityKey forKey:kCoderPKBIdentityKey];
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}
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+(BOOL)supportsSecureCoding{
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return YES;
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}
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@end
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