1 /* 2 * Copyright (c) 2019 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 #ifndef _KERN_ARCADE_H_ 29 #define _KERN_ARCADE_H_ 30 31 #include <mach/mach_types.h> 32 #include <kern/kern_types.h> 33 34 #include <libkern/section_keywords.h> 35 36 37 #if XNU_KERNEL_PRIVATE 38 39 struct arcade_register; 40 41 extern void arcade_init(void); 42 43 extern void arcade_ast(thread_t thread); 44 45 extern void arcade_prepare(task_t task, thread_t thread); 46 47 extern void arcade_register_notify(mach_msg_header_t *msg); 48 49 extern void arcade_register_reference(arcade_register_t arcade_reg); 50 51 extern void arcade_register_release(arcade_register_t arcade_reg); 52 53 extern mach_port_t convert_arcade_register_to_port(arcade_register_t arcade_reg); 54 55 extern arcade_register_t convert_port_to_arcade_register(mach_port_t port); 56 57 #endif /* XNU_KERNEL_PRIVATE */ 58 59 #endif /* _KERN_ARCADE_H_ */ 60