/* * Copyright (c) 2017 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #ifndef _KERN_WORK_INTERVAL_H_ #define _KERN_WORK_INTERVAL_H_ #include <sys/cdefs.h> #include <stdint.h> #include <kern/kern_types.h> #include <kern/thread_group.h> __BEGIN_DECLS struct work_interval; struct kern_work_interval_args { uint64_t work_interval_id; uint64_t start; uint64_t finish; uint64_t deadline; uint64_t next_start; uint32_t notify_flags; uint32_t create_flags; uint16_t urgency; }; struct kern_work_interval_create_args { uint64_t wica_id; /* out param */ uint32_t wica_port; /* out param */ uint32_t wica_create_flags; }; /* * Allocate/assign a single work interval ID for a thread, * and support deallocating it. */ extern kern_return_t kern_work_interval_create(thread_t thread, struct kern_work_interval_create_args *create_params); extern kern_return_t kern_work_interval_destroy(thread_t thread, uint64_t work_interval_id); extern kern_return_t kern_work_interval_join(thread_t thread, mach_port_name_t port_name); extern kern_return_t kern_work_interval_notify(thread_t thread, struct kern_work_interval_args* kwi_args); #ifdef MACH_KERNEL_PRIVATE extern void work_interval_port_notify(mach_msg_header_t *msg); extern void work_interval_thread_terminate(thread_t thread); #endif /* MACH_KERNEL_PRIVATE */ __END_DECLS #endif /* !defined(_KERN_WORK_INTERVAL_H_) */