mirror of https://github.com/oxen-io/session-ios
Create DeviceLinkingMessage
Niels Andriesse
6 years ago
parent
395d167f56
commit
0bb6721768
@ -1,6 +1,6 @@
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@objc(LKNewConversationViewController)
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final class NewConversationViewController : OWSViewController, OWSQRScannerDelegate {
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@objc(LKNewConversationVC)
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final class NewConversationVC : OWSViewController, OWSQRScannerDelegate {
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// MARK: Components
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private lazy var publicKeyTextField: UITextField = {
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@ -0,0 +1,8 @@
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#import "TSOutgoingMessage.h"
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NS_SWIFT_NAME(DeviceLinkingMessage)
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@interface LKDeviceLinkingMessage : TSOutgoingMessage
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- (instancetype)initInThread:(TSThread *)thread;
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@end
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@ -0,0 +1,40 @@
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#import "LKDeviceLinkingMessage.h"
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#import "OWSIdentityManager.h"
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#import "SignalRecipient.h"
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#import <SignalCoreKit/NSData+OWS.h>
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#import <SignalCoreKit/NSDate+OWS.h>
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#import <SignalServiceKit/SignalServiceKit-Swift.h>
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@implementation LKDeviceLinkingMessage
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- (instancetype)initInThread:(nullable TSThread *)thread {
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return [self initOutgoingMessageWithTimestamp:NSDate.ows_millisecondTimeStamp inThread:thread messageBody:@"" attachmentIds:[NSMutableArray<NSString *> new]
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expiresInSeconds:0 expireStartedAt:0 isVoiceMessage:NO groupMetaMessage:TSGroupMetaMessageUnspecified quotedMessage:nil contactShare:nil linkPreview:nil];
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}
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- (SSKProtoContentBuilder *)contentBuilder:(SignalRecipient *)recipient {
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SSKProtoContentBuilder *contentBuilder = [super contentBuilder:recipient];
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// When authorizing a device link, the master device signs the slave device's public key. When requesting
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// a device link, the slave device signs the master device's public key.
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SSKProtoLokiDeviceLinkingMessageBuilder *deviceLinkingMessageBuilder = [SSKProtoLokiDeviceLinkingMessage builder];
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NSString *masterHexEncodedPublicKey = recipient.recipientId;
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NSData *masterPublicKey = [NSData dataFromHexString:masterHexEncodedPublicKey];
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[deviceLinkingMessageBuilder setMasterHexEncodedPublicKey:masterHexEncodedPublicKey];
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ECKeyPair *slaveKeyPair = OWSIdentityManager.sharedManager.identityKeyPair;
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NSString *slaveHexEncodedPublicKey = slaveKeyPair.hexEncodedPublicKey;
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[deviceLinkingMessageBuilder setSlaveHexEncodedPublicKey:slaveHexEncodedPublicKey];
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NSData *slaveSignature = [Ed25519 sign:masterPublicKey withKeyPair:slaveKeyPair error:nil];
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[deviceLinkingMessageBuilder setSlaveSignature:slaveSignature];
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NSError *error;
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SSKProtoLokiDeviceLinkingMessage *deviceLinkingMessage = [deviceLinkingMessageBuilder buildAndReturnError:&error];
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if (error || deviceLinkingMessage == nil) {
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OWSFailDebug(@"Failed to build device linking message for: %@ due to error: %@", masterHexEncodedPublicKey, error);
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}
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[contentBuilder setLokiDeviceLinkingMessage:deviceLinkingMessage];
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return contentBuilder;
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}
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- (BOOL)shouldSyncTranscript { return NO; }
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- (BOOL)shouldBeSaved { return NO; }
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@end
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