327 lines
13 KiB
C
327 lines
13 KiB
C
/*
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* Copyright (c) 2012 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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#ifdef KERNEL_PRIVATE
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#ifndef _PTHREAD_SHIMS_H_
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#define _PTHREAD_SHIMS_H_
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#ifndef ASSEMBLER
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#include <kern/block_hint.h>
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#include <kern/clock.h>
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#include <kern/kern_types.h>
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#include <kern/kcdata.h>
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#include <kern/locks.h>
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#include <kern/turnstile.h>
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#include <pthread/priority_private.h>
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#include <sys/user.h>
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#include <sys/_types.h>
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#include <sys/_types/_sigset_t.h>
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#include <sys/kernel_types.h>
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#ifndef PTHREAD_INTERNAL
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struct uthread;
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struct ksyn_waitq_element;
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#define M_PROC 41
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#endif
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#if !defined(_SCHED_CALL_T_DEFINED)
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#define _SCHED_CALL_T_DEFINED
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typedef void (*sched_call_t)(int type, thread_t thread);
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#endif
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/*
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* Increment each time new reserved slots are used. When the pthread
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* kext registers this table, it will include the version of the xnu
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* headers that it was built against.
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*/
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#define PTHREAD_FUNCTIONS_TABLE_VERSION 1
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typedef const struct pthread_functions_s {
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int version;
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/* internal calls, kernel core -> kext */
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void (*pthread_init)(void);
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void *__unused_was_fill_procworkqueue;
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void *__unused1;
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void *__unused2;
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void *__unused_was_workqueue_exit;
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void *__unused_was_workqueue_mark_exiting;
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void *__unused_was_workqueue_thread_yielded;
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void (*pth_proc_hashinit)(proc_t p);
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void (*pth_proc_hashdelete)(proc_t p);
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/* syscall stubs */
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int (*bsdthread_create)(struct proc *p, user_addr_t user_func, user_addr_t user_funcarg, user_addr_t user_stack, user_addr_t user_pthread, uint32_t flags, user_addr_t *retval);
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int (*bsdthread_register)(struct proc *p, user_addr_t threadstart, user_addr_t wqthread, int pthsize, user_addr_t dummy_value, user_addr_t targetconc_ptr, uint64_t dispatchqueue_offset, int32_t *retval);
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int (*bsdthread_terminate)(struct proc *p, user_addr_t stackaddr, size_t size, uint32_t kthport, uint32_t sem, int32_t *retval);
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int (*thread_selfid)(struct proc *p, uint64_t *retval);
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void *__unused_was_workq_kernreturn;
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void *__unused_was_workq_open;
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/* psynch syscalls */
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int (*psynch_mutexwait)(proc_t p, user_addr_t mutex, uint32_t mgen, uint32_t ugen, uint64_t tid, uint32_t flags, uint32_t *retval);
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int (*psynch_mutexdrop)(proc_t p, user_addr_t mutex, uint32_t mgen, uint32_t ugen, uint64_t tid, uint32_t flags, uint32_t *retval);
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int (*psynch_cvbroad)(proc_t p, user_addr_t cv, uint64_t cvlsgen, uint64_t cvudgen, uint32_t flags, user_addr_t mutex, uint64_t mugen, uint64_t tid, uint32_t *retval);
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int (*psynch_cvsignal)(proc_t p, user_addr_t cv, uint64_t cvlsgen, uint32_t cvugen, int thread_port, user_addr_t mutex, uint64_t mugen, uint64_t tid, uint32_t flags, uint32_t *retval);
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int (*psynch_cvwait)(proc_t p, user_addr_t cv, uint64_t cvlsgen, uint32_t cvugen, user_addr_t mutex, uint64_t mugen, uint32_t flags, int64_t sec, uint32_t nsec, uint32_t * retval);
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int (*psynch_cvclrprepost)(proc_t p, user_addr_t cv, uint32_t cvgen, uint32_t cvugen, uint32_t cvsgen, uint32_t prepocnt, uint32_t preposeq, uint32_t flags, int *retval);
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int (*psynch_rw_longrdlock)(proc_t p, user_addr_t rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags, uint32_t *retval);
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int (*psynch_rw_rdlock)(proc_t p, user_addr_t rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags, uint32_t *retval);
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int (*psynch_rw_unlock)(proc_t p, user_addr_t rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags, uint32_t *retval);
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int (*psynch_rw_wrlock)(proc_t p, user_addr_t rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags, uint32_t *retval);
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int (*psynch_rw_yieldwrlock)(proc_t p, user_addr_t rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags, uint32_t *retval);
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void *__unused_was_workqueue_get_sched_callback;
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/* New register function with TSD offset */
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int (*bsdthread_register2)(struct proc *p, user_addr_t threadstart, user_addr_t wqthread, uint32_t flags, user_addr_t stack_addr_hint, user_addr_t targetconc_ptr, uint32_t dispatchqueue_offset, uint32_t tsd_offset, int32_t *retval);
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void *__unused_was_bsdthread_ctl;
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void *__unused_was_workq_reqthreads;
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void *__unused_was_thread_qos_from_pthread_priority;
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void *__unused_was_get_pwq_state_kdp;
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void *__unused3;
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void *__unused_was_pthread_priority_canonicalize2;
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void *__unused_was_workq_thread_has_been_unbound;
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void (*pthread_find_owner)(thread_t thread, struct stackshot_thread_waitinfo *waitinfo);
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void *(*pthread_get_thread_kwq)(thread_t thread);
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void *__unused_was_workq_threadreq;
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int (*workq_handle_stack_events)(proc_t p, thread_t th, vm_map_t map,
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user_addr_t stackaddr, mach_port_name_t kport,
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user_addr_t events, int nevents, int upcall_flags);
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int (*workq_create_threadstack)(proc_t p, vm_map_t vmap,
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mach_vm_offset_t *out_addr);
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int (*workq_destroy_threadstack)(proc_t p, vm_map_t vmap,
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mach_vm_offset_t stackaddr);
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void (*workq_setup_thread)(proc_t p, thread_t th, vm_map_t map,
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user_addr_t stackaddr, mach_port_name_t kport, int th_qos,
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int setup_flags, int upcall_flags);
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void (*workq_markfree_threadstack)(proc_t p, thread_t, vm_map_t map,
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user_addr_t stackaddr);
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/* padding for future */
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void * _pad[83];
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} * pthread_functions_t;
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typedef const struct pthread_callbacks_s {
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int version;
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/* config information */
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uint32_t config_thread_max;
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uint32_t (*get_task_threadmax)(void);
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/* proc.h accessors */
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uint64_t (*proc_get_register)(struct proc *t);
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void (*proc_set_register)(struct proc *t);
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user_addr_t (*proc_get_threadstart)(struct proc *t);
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void (*proc_set_threadstart)(struct proc *t, user_addr_t addr);
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user_addr_t (*proc_get_wqthread)(struct proc *t);
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void (*proc_set_wqthread)(struct proc *t, user_addr_t addr);
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int (*proc_get_pthsize)(struct proc *t);
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void (*proc_set_pthsize)(struct proc *t, int size);
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thread_t (*task_findtid)(task_t t, uint64_t tid);
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void (*thread_deallocate_safe)(thread_t);
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bool (*proc_get_jit_entitled)(struct proc *t);
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void (*proc_set_dispatchqueue_offset)(struct proc *t, uint64_t offset);
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bool (*proc_get_pthread_jit_allowlist2)(struct proc *t, bool *late_out);
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void *__unused_was_proc_get_wqinitingptr;
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void *__unused_was_proc_get_wqptr;
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wait_result_t (*psynch_wait_prepare)(uintptr_t kwq,
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struct turnstile **tstore, thread_t owner, block_hint_t block_hint,
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uint64_t deadline);
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void (*psynch_wait_update_complete)(struct turnstile *turnstile);
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void (*psynch_wait_complete)(uintptr_t kwq, struct turnstile **tstore);
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void (*psynch_wait_cleanup)(void);
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kern_return_t (*psynch_wait_wakeup)(uintptr_t kwq,
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struct ksyn_waitq_element *kwe, struct turnstile **tstore);
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void (*psynch_wait_update_owner)(uintptr_t kwq, thread_t owner,
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struct turnstile **tstore);
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void* (*proc_get_pthhash)(struct proc *t);
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void (*proc_set_pthhash)(struct proc *t, void* ptr);
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/* bsd/sys/user.h */
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void *__unused_was_uthread_get_threadlist;
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void *__unused_was_uthread_set_threadlist;
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void *__unused_was_uthread_get_sigmask;
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void *__unused_was_uthread_set_sigmask;
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void* (*uthread_get_uukwe)(struct uthread *t);
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void *__unused_was_uthread_get_returnval;
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void (*uthread_set_returnval)(struct uthread *t, int val);
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int (*uthread_is_cancelled)(struct uthread *t);
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/* vm_protos.h calls */
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ipc_space_t (*task_get_ipcspace)(task_t t);
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void *__unused_was_ipc_port_copyout_send;
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/* osfmk/vm/vm_map.h */
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kern_return_t (*vm_map_page_info)(vm_map_t map, vm_map_offset_t offset, vm_page_info_flavor_t flavor, vm_page_info_t info, mach_msg_type_number_t *count);
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mach_port_name_t (*ipc_port_copyout_send_pinned)(ipc_port_t sright, ipc_space_t space);
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/* wq functions */
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kern_return_t (*thread_set_wq_state32)(thread_t thread, thread_state_t state);
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#if !defined(__arm__)
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kern_return_t (*thread_set_wq_state64)(thread_t thread, thread_state_t state);
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#endif
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/* sched_prim.h */
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void (*thread_exception_return)(void);
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void (*thread_bootstrap_return)(void);
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void *__unused_was_absolutetime_to_microtime;
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void *__unused_was_thread_set_workq_pri;
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void *__unused_was_thread_set_workq_qos;
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/* osfmk/kern/thread.h */
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struct uthread* (*get_bsdthread_info)(thread_t th);
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void *__unused_was_thread_sched_call;
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void *__unused_was_thread_static_param;
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void *__unused_was_thread_create_workq_waiting_parameter;
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kern_return_t (*thread_policy_set_internal)(thread_t t, thread_policy_flavor_t flavour, thread_policy_t info, mach_msg_type_number_t count);
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void *__unused_was_thread_affinity_set;
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/* bsd/sys/systm.h */
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void (*unix_syscall_return)(int error);
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void *__unused_was_zalloc;
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void *__unused_was_zfree;
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void *__unused_was_zinit;
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/* bsd/kern/kern_sig.c */
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void (*__pthread_testcancel)(int);
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/* calls without portfolio */
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kern_return_t (*mach_port_deallocate)(ipc_space_t space, mach_port_name_t name);
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kern_return_t (*semaphore_signal_internal_trap)(mach_port_name_t sema_name);
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vm_map_t (*current_map)(void);
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void *__unused_was_convert_thread_to_port;
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void *__unused_was_thread_create;
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/* mach/thread_act.h */
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kern_return_t (*thread_resume)(thread_act_t target_act);
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/* bsd/sys/event.h */
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int (*kevent_workq_internal)(struct proc *p,
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user_addr_t changelist, int nchanges,
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user_addr_t eventlist, int nevents,
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user_addr_t data_out, user_size_t *data_available,
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unsigned int flags, int32_t *retval);
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#if defined(__arm__)
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void *__unused_was_map_is_1gb;
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#endif
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void *__unused_was_proc_get_dispatchqueue_serialno_offset;
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void *__unused_was_proc_set_dispatchqueue_serialno_offset;
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void *__unused_was_proc_usynch_thread_qos_add_override_for_resource_check_owner;
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void (*proc_set_workqueue_quantum_offset)(struct proc *p, uint64_t offset);
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uint32_t (*proc_get_pthread_tsd_offset)(struct proc *p);
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void (*proc_set_pthread_tsd_offset)(struct proc *p, uint32_t pthread_tsd_offset);
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kern_return_t (*thread_set_tsd_base)(thread_t thread, mach_vm_offset_t tsd_base);
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int (*proc_usynch_get_requested_thread_qos)(struct uthread *);
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uint64_t (*proc_get_mach_thread_self_tsd_offset)(struct proc *p);
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void (*proc_set_mach_thread_self_tsd_offset)(struct proc *p, uint64_t mach_thread_self_tsd_offset);
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kern_return_t (*thread_policy_get)(thread_t t, thread_policy_flavor_t flavor, thread_policy_t info, mach_msg_type_number_t *count, boolean_t *get_default);
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boolean_t (*qos_main_thread_active)(void);
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kern_return_t (*thread_set_voucher_name)(mach_port_name_t name);
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boolean_t (*proc_usynch_thread_qos_add_override_for_resource)(task_t task, struct uthread *, uint64_t tid, int override_qos, boolean_t first_override_for_resource, user_addr_t resource, int resource_type);
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boolean_t (*proc_usynch_thread_qos_remove_override_for_resource)(task_t task, struct uthread *, uint64_t tid, user_addr_t resource, int resource_type);
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void *__unused_was_proc_usynch_thread_qos_reset_override_for_resource;
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void *__unused_was_proc_init_wqptr_or_wait;
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uint16_t (*thread_set_tag)(thread_t thread, uint16_t tag);
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uint16_t (*thread_get_tag)(thread_t thread);
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void *__unused_was_thread_create_pinned;
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kern_return_t (*thread_terminate_pinned)(thread_t thread);
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ipc_port_t (*convert_thread_to_port_pinned)(thread_t th);
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user_addr_t (*proc_get_stack_addr_hint)(struct proc *p);
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void (*proc_set_stack_addr_hint)(struct proc *p, user_addr_t stack_addr_hint);
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kern_return_t (*thread_create_immovable)(task_t parent_task, thread_t *new_thread);
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void (*proc_set_return_to_kernel_offset)(struct proc *t, uint64_t offset);
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void *__unused_was_workloop_fulfill_threadreq;
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void (*thread_will_park_or_terminate)(thread_t thread);
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void *__unused_was_qos_max_parallelism;
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/* proc_internal.h: struct proc user_stack accessor */
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user_addr_t (*proc_get_user_stack)(struct proc *p);
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void *__unused_was_proc_set_user_stack;
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/* padding for future */
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void* _pad[69];
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} *pthread_callbacks_t;
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void
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pthread_kext_register(pthread_functions_t fns, pthread_callbacks_t *callbacks);
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#ifdef BSD_KERNEL_PRIVATE
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void thread_will_park_or_terminate(thread_t thread);
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void pthread_init(void);
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extern pthread_callbacks_t pthread_kern;
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extern pthread_functions_t pthread_functions;
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#endif
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#endif /* ASSEMBLER */
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#endif /* _PTHREAD_SHIMS_H_ */
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#endif /* KERNEL_PRIVATE */
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