163 lines
4.5 KiB
Objective-C
Executable File
163 lines
4.5 KiB
Objective-C
Executable File
//
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// file: XPCDaemonClient.m
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// project: DND (shared)
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// description: talk to the daemon, via XPC (header)
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//
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// created by Patrick Wardle
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// copyright (c) 2018 Objective-See. All rights reserved.
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//
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#import "Consts.h"
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#import "Logging.h"
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#import "XPCUserProto.h"
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#import "XPCDaemonClient.h"
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#ifdef XPC_USER
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#import "XPCUser.h"
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#endif
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@implementation XPCDaemonClient
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@synthesize xpcServiceConnection;
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//init
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// create XPC connection & set remote obj interface
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-(id)init
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{
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//super
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self = [super init];
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if(nil != self)
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{
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//alloc/init
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xpcServiceConnection = [[NSXPCConnection alloc] initWithMachServiceName:DAEMON_MACH_SERVICE options:0];
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//set remote object interface
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self.xpcServiceConnection.remoteObjectInterface = [NSXPCInterface interfaceWithProtocol:@protocol(XPCDaemonProtocol)];
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#ifdef XPC_USER
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//set exported object interface (protocol)
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self.xpcServiceConnection.exportedInterface = [NSXPCInterface interfaceWithProtocol:@protocol(XPCUserProtocol)];
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//set exported object
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// this will allow daemon to invoke user methods!
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self.xpcServiceConnection.exportedObject = [[XPCUser alloc] init];
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#endif
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//resume
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[self.xpcServiceConnection resume];
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}
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return self;
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}
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//ask daemon for QRC info
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// name, uuid, key, key size, etc...
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-(void)qrcRequest:(void (^)(NSData* qrcInfo))reply
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{
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//dbg msg
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logMsg(LOG_DEBUG, @"sending request, via XPC, for qrc info");
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//request qrc info
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[[self.xpcServiceConnection remoteObjectProxyWithErrorHandler:^(NSError * proxyError)
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{
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//err msg
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logMsg(LOG_ERR, [NSString stringWithFormat:@"failed to execute 'qrcRequest' method on launch daemon (error: %@)", proxyError]);
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}] qrcRequest:^(NSData* qrcInfo)
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{
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//respond with info
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reply(qrcInfo);
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}];
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return;
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}
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//wait for phone to complete registration
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// calls into framework that comms w/ server to wait for phone
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-(void)recvRegistrationACK:(void (^)(NSDictionary* registrationInfo))reply
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{
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//dbg msg
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logMsg(LOG_DEBUG, @"sending request, via XPC, for recv registration ack/info");
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//recv registration info
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// note: this will block until phone pings server
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[[self.xpcServiceConnection remoteObjectProxyWithErrorHandler:^(NSError * proxyError)
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{
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//err msg
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logMsg(LOG_ERR, [NSString stringWithFormat:@"failed to execute 'recvRegistrationACK' method on launch daemon (error: %@)", proxyError]);
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}] recvRegistrationACK:^(NSDictionary* registrationInfo)
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{
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//respond with alert
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reply(registrationInfo);
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}];
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return;
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}
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//get preferences
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// note: synchronous
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-(NSDictionary*)getPreferences:(NSString*)preference
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{
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//preferences
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__block NSDictionary* preferences = nil;
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//wait sema
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dispatch_semaphore_t semaphore = NULL;
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//init sema
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semaphore = dispatch_semaphore_create(0);
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//dbg msg
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logMsg(LOG_DEBUG, @"sending request, via XPC, for preferences");
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//request preferences
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[[self.xpcServiceConnection remoteObjectProxyWithErrorHandler:^(NSError * proxyError)
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{
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//err msg
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logMsg(LOG_ERR, [NSString stringWithFormat:@"failed to execute 'getPreferences' method on launch daemon (error: %@)", proxyError]);
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//signal sema
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dispatch_semaphore_signal(semaphore);
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}] getPreferences:preference reply:^(NSDictionary* preferencesFromDaemon)
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{
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//dbg msg
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logMsg(LOG_DEBUG, [NSString stringWithFormat:@"got preferences: %@", preferencesFromDaemon]);
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//save
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preferences = preferencesFromDaemon;
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//signal sema
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dispatch_semaphore_signal(semaphore);
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}];
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//XPC is async
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// wait for preferences from daemon
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dispatch_semaphore_wait(semaphore, DISPATCH_TIME_FOREVER);
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return preferences;
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}
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//update (save) preferences
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-(void)updatePreferences:(NSDictionary*)preferences
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{
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//dbg msg
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logMsg(LOG_DEBUG, @"sending request, via XPC, to update preferences");
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//update prefs
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[[self.xpcServiceConnection remoteObjectProxyWithErrorHandler:^(NSError * proxyError)
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{
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//err msg
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logMsg(LOG_ERR, [NSString stringWithFormat:@"failed to execute 'updatePreferences' method on launch daemon (error: %@)", proxyError]);
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}] updatePreferences:preferences];
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return;
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}
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@end
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