最简service

  1. static dispatch_queue_t process_event_queue(void) {
  2.     static dispatch_queue_t _queue;
  3.     static dispatch_once_t onceToken;
  4.     dispatch_once(&onceToken, ^{
  5.         _queue = dispatch_queue_create("com.xxx.process.event.queue", DISPATCH_QUEUE_SERIAL);
  6.     });
  7.     return _queue;
  8. }
  10. void event_handler(xpc_connection_t peer, xpc_object_t event) {
  11.     NSDictionary* info = [NSDictionary dictionaryWithXPCObject:event];
  12.     xpc_object_t reply = [info XPCObject];
  13.     xpc_connection_send_message(peer, reply);
  14. }
  17. int main(int argc, const char * argv[]) {
  18.     @autoreleasepool {
  19.         xpc_connection_t service =
  20.         xpc_connection_create_mach_service("com.xxx.uem.uem-agent",
  21.                                            dispatch_get_main_queue(),
  22.                                            XPC_CONNECTION_MACH_SERVICE_LISTENER);
  23.         if (service) {
  24.             xpc_connection_set_event_handler(service, ^(xpc_object_t  _Nonnull peer) {
  25.                 xpc_type_t type = xpc_get_type(peer);
  26.                 if (type == XPC_TYPE_CONNECTION) {
  27.                     // TODO: validate the peer connection
  28.                     xpc_connection_set_target_queue(peer, process_event_queue());
  29.                     xpc_connection_set_event_handler(peer, ^(xpc_object_t  _Nonnull object) {
  30.                         event_handler(peer, object);
  31.                     });
  32.                     xpc_connection_resume(peer);
  33.                 }
  34.             });
  36.             xpc_connection_resume(service);
  37.             dispatch_main();
  38.         }
  39.     }
  40.     return 0;
  41. }

最简client

  1. #import <Foundation/Foundation.h>
  2. #import "ObjectToXPC/ObjectToXPC.h"
  4. int main(int argc, const char * argv[]) {
  5.     @autoreleasepool {
  6.         xpc_connection_t connection;
  7.         connection = xpc_connection_create_mach_service("com.xxx.uem.uem-agent",
  8.                                                         NULL,
  9.                                                         XPC_CONNECTION_MACH_SERVICE_PRIVILEGED);
  10.         if (connection) {
  11.             xpc_connection_set_event_handler(connection, ^(xpc_object_t  _Nonnull object) {
  12.                 if (xpc_get_type(object) == XPC_TYPE_ERROR) {
  13.                     NSLog(@"XPC Error: %s", xpc_copy_description(object));
  14.                 } else {
  15.                     NSDictionary* info = [NSDictionary dictionaryWithXPCObject:object];
  16.                     NSLog(@"info: %@", info);
  17.                 }
  18.             });
  19.         }
  20.         xpc_connection_resume(connection);
  22.         NSDictionary* message = @{@"name" : @"zhaorui"};
  23.         xpc_connection_send_message(connection, [message XPCObject]);
  24.         dispatch_main();
  25.     }
  26.     return 0;
  27. }

launchd.plist

  1. <?xml version="1.0" encoding="UTF-8"?>
  2. <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
  3. <plist version="1.0">
  4. <dict>
  5.     <key>Label</key>
  6.     <string>com.xxx.uem.uem-agent</string>
  7.     <key>KeepAlive</key>
  8.     <true/>
  9.     <key>Program</key>
  10.     <string>/Users/xxx/uem-agent/build/Debug/uem-agent</string>
  11.     <key>ProgramArguments</key>
  12.     <array>
  13.         <string>/Users/xxx/uem-agent/build/Debug/uem-agent</string>
  14.     </array>
  15.     <key>MachServices</key>
  16.     <dict>
  17.         <key>com.xxx.uem.uem-agent</key>
  18.         <true/>
  19.     </dict>
  20. </dict>
  21. </plist>

三方库

https://github.com/rastersize/ObjectToXPC