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gems-kernel/source/THIRDPARTY/xnu/bsd/sys/proc.h
Sam Sneed f5727805f2 add darwin/xnu functionality
2024-06-03 11:29:39 -05:00

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/*
* Copyright (c) 2000-2018 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@
*/
/* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
/*-
* Copyright (c) 1986, 1989, 1991, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)proc.h 8.15 (Berkeley) 5/19/95
*/
#ifndef _SYS_PROC_H_
#define _SYS_PROC_H_
#include <sys/appleapiopts.h>
#include <sys/cdefs.h>
#include <sys/select.h> /* For struct selinfo. */
#include <sys/queue.h>
#include <sys/lock.h>
#include <sys/param.h>
#include <sys/event.h>
#include <sys/time.h>
#ifdef KERNEL
#include <sys/kernel_types.h>
#include <uuid/uuid.h>
#endif
#include <mach/boolean.h>
#ifdef XNU_KERNEL_PRIVATE
#include <mach/coalition.h> /* COALITION_NUM_TYPES */
#include <sys/codesign.h>
#endif
#ifndef KERNEL
#include <Availability.h>
#endif
#if defined(XNU_KERNEL_PRIVATE) || !defined(KERNEL)
struct session;
struct pgrp;
struct proc;
struct proc_ident;
/* Exported fields for kern sysctls */
struct extern_proc {
union {
struct {
struct proc *__p_forw; /* Doubly-linked run/sleep queue. */
struct proc *__p_back;
} p_st1;
struct timeval __p_starttime; /* process start time */
} p_un;
#define p_forw p_un.p_st1.__p_forw
#define p_back p_un.p_st1.__p_back
#define p_starttime p_un.__p_starttime
struct vmspace *p_vmspace; /* Address space. */
struct sigacts *p_sigacts; /* Signal actions, state (PROC ONLY). */
int p_flag; /* P_* flags. */
char p_stat; /* S* process status. */
pid_t p_pid; /* Process identifier. */
pid_t p_oppid; /* Save parent pid during ptrace. XXX */
int p_dupfd; /* Sideways return value from fdopen. XXX */
/* Mach related */
caddr_t user_stack; /* where user stack was allocated */
void *exit_thread; /* XXX Which thread is exiting? */
int p_debugger; /* allow to debug */
boolean_t sigwait; /* indication to suspend */
/* scheduling */
u_int p_estcpu; /* Time averaged value of p_cpticks. */
int p_cpticks; /* Ticks of cpu time. */
fixpt_t p_pctcpu; /* %cpu for this process during p_swtime */
void *p_wchan; /* Sleep address. */
char *p_wmesg; /* Reason for sleep. */
u_int p_swtime; /* Time swapped in or out. */
u_int p_slptime; /* Time since last blocked. */
struct itimerval p_realtimer; /* Alarm timer. */
struct timeval p_rtime; /* Real time. */
u_quad_t p_uticks; /* Statclock hits in user mode. */
u_quad_t p_sticks; /* Statclock hits in system mode. */
u_quad_t p_iticks; /* Statclock hits processing intr. */
int p_traceflag; /* Kernel trace points. */
struct vnode *p_tracep; /* Trace to vnode. */
int p_siglist; /* DEPRECATED. */
struct vnode *p_textvp; /* Vnode of executable. */
int p_holdcnt; /* If non-zero, don't swap. */
sigset_t p_sigmask; /* DEPRECATED. */
sigset_t p_sigignore; /* Signals being ignored. */
sigset_t p_sigcatch; /* Signals being caught by user. */
u_char p_priority; /* Process priority. */
u_char p_usrpri; /* User-priority based on p_cpu and p_nice. */
char p_nice; /* Process "nice" value. */
char p_comm[MAXCOMLEN + 1];
struct pgrp *p_pgrp; /* Pointer to process group. */
struct user *p_addr; /* Kernel virtual addr of u-area (PROC ONLY). */
u_short p_xstat; /* Exit status for wait; also stop signal. */
u_short p_acflag; /* Accounting flags. */
struct rusage *p_ru; /* Exit information. XXX */
};
/* Status values. */
#define SIDL 1 /* Process being created by fork. */
#define SRUN 2 /* Currently runnable. */
#define SSLEEP 3 /* Sleeping on an address. */
#define SSTOP 4 /* Process debugging or suspension. */
#define SZOMB 5 /* Awaiting collection by parent. */
/* These flags are kept in extern_proc.p_flag. */
#define P_ADVLOCK 0x00000001 /* Process may hold POSIX adv. lock */
#define P_CONTROLT 0x00000002 /* Has a controlling terminal */
#define P_LP64 0x00000004 /* Process is LP64 */
#define P_NOCLDSTOP 0x00000008 /* No SIGCHLD when children stop */
#define P_PPWAIT 0x00000010 /* Parent waiting for chld exec/exit */
#define P_PROFIL 0x00000020 /* Has started profiling */
#define P_SELECT 0x00000040 /* Selecting; wakeup/waiting danger */
#define P_CONTINUED 0x00000080 /* Process was stopped and continued */
#define P_SUGID 0x00000100 /* Has set privileges since last exec */
#define P_SYSTEM 0x00000200 /* Sys proc: no sigs, stats or swap */
#define P_TIMEOUT 0x00000400 /* Timing out during sleep */
#define P_TRACED 0x00000800 /* Debugged process being traced */
#define P_DISABLE_ASLR 0x00001000 /* Disable address space layout randomization */
#define P_WEXIT 0x00002000 /* Working on exiting */
#define P_EXEC 0x00004000 /* Process called exec. */
/* Should be moved to machine-dependent areas. */
#define P_OWEUPC 0x00008000 /* Owe process an addupc() call at next ast. */
#define P_AFFINITY 0x00010000 /* xxx */
#define P_TRANSLATED 0x00020000 /* xxx */
#define P_CLASSIC P_TRANSLATED /* xxx */
#define P_DELAYIDLESLEEP 0x00040000 /* Process is marked to delay idle sleep on disk IO */
#define P_CHECKOPENEVT 0x00080000 /* check if a vnode has the OPENEVT flag set on open */
#define P_DEPENDENCY_CAPABLE 0x00100000 /* process is ok to call vfs_markdependency() */
#define P_REBOOT 0x00200000 /* Process called reboot() */
#define P_RESV6 0x00400000 /* used to be P_TBE */
#define P_RESV7 0x00800000 /* (P_SIGEXC)signal exceptions */
#define P_THCWD 0x01000000 /* process has thread cwd */
#define P_RESV9 0x02000000 /* (P_VFORK)process has vfork children */
#define P_ADOPTPERSONA 0x04000000 /* process adopted a persona (used to be P_NOATTACH) */
#define P_RESV11 0x08000000 /* (P_INVFORK) proc in vfork */
#define P_NOSHLIB 0x10000000 /* no shared libs are in use for proc */
/* flag set on exec */
#define P_FORCEQUOTA 0x20000000 /* Force quota for root */
#define P_NOCLDWAIT 0x40000000 /* No zombies when chil procs exit */
#define P_NOREMOTEHANG 0x80000000 /* Don't hang on remote FS ops */
#define P_INMEM 0 /* Obsolete: retained for compilation */
#define P_NOSWAP 0 /* Obsolete: retained for compilation */
#define P_PHYSIO 0 /* Obsolete: retained for compilation */
#define P_FSTRACE 0 /* Obsolete: retained for compilation */
#define P_SSTEP 0 /* Obsolete: retained for compilation */
#define P_DIRTY_TRACK 0x00000001 /* track dirty state */
#define P_DIRTY_ALLOW_IDLE_EXIT 0x00000002 /* process can be idle-exited when clean */
#define P_DIRTY_DEFER 0x00000004 /* defer initial opt-in to idle-exit */
#define P_DIRTY 0x00000008 /* process is dirty */
#define P_DIRTY_SHUTDOWN 0x00000010 /* process is dirty during shutdown */
#define P_DIRTY_TERMINATED 0x00000020 /* process has been marked for termination */
#define P_DIRTY_BUSY 0x00000040 /* serialization flag */
#define P_DIRTY_MARKED 0x00000080 /* marked dirty previously */
#define P_DIRTY_AGING_IN_PROGRESS 0x00000100 /* aging in one of the 'aging bands' */
#define P_DIRTY_LAUNCH_IN_PROGRESS 0x00000200 /* launch is in progress */
#define P_DIRTY_DEFER_ALWAYS 0x00000400 /* defer going to idle-exit after every dirty->clean transition.
* For legacy jetsam policy only. This is the default with the other policies.*/
#define P_DIRTY_IS_DIRTY (P_DIRTY | P_DIRTY_SHUTDOWN)
#define P_DIRTY_IDLE_EXIT_ENABLED (P_DIRTY_TRACK|P_DIRTY_ALLOW_IDLE_EXIT)
#endif /* XNU_KERNEL_PRIVATE || !KERNEL */
#ifdef KERNEL
__BEGIN_DECLS
extern proc_t kernproc;
extern int proc_is_classic(proc_t p);
extern bool proc_is_exotic(proc_t p);
extern bool proc_is_alien(proc_t p);
proc_t current_proc_EXTERNAL(void);
#if XNU_KERNEL_PRIVATE
extern bool proc_is_driver(proc_t p);
extern bool proc_is_third_party_debuggable_driver(proc_t p);
#endif /* XNU_KERNEL_PRIVATE */
/*
* __unsafe_indexable is a workaround for
* rdar://88409003 (PredefinedExpr trips C string detection)
*/
extern int msleep(void *chan, lck_mtx_t *mtx, int pri, const char *__unsafe_indexable wmesg, struct timespec * ts );
extern int msleep0(void *chan, lck_mtx_t *mtx, int pri, const char *__unsafe_indexable wmesg, int timo, int (*continuation)(int));
extern void wakeup(void *chan);
extern void wakeup_one(caddr_t chan);
/* proc kpis */
/* this routine returns the pid of the current process */
extern int proc_selfpid(void);
/* this routine returns the pid of the parent of the current process */
extern int proc_selfppid(void);
/* this routine returns the csflags of the current process */
extern uint64_t proc_selfcsflags(void);
/* this routine populates the given flags param with the csflags of the given process. Returns 0 on success, -1 on error. */
extern int proc_csflags(proc_t p, uint64_t* flags);
/* this routine returns sends a signal signum to the process identified by the pid */
extern void proc_signal(int pid, int signum);
/* this routine checks whether any signal identified by the mask are pending in the process identified by the pid. The check is on all threads of the process. */
extern int proc_issignal(int pid, sigset_t mask);
/* this routine returns 1 if the pid1 is inferior of pid2 */
extern int proc_isinferior(int pid1, int pid2);
/* this routine copies the process's name of the executable to the passed in buffer. It
* is always null terminated. The size of the buffer is to be passed in as well. This
* routine is to be used typically for debugging
*/
void proc_name(int pid, char * buf, int size);
/* returns the 32-byte name if it exists, otherwise returns the 16-byte name */
extern char *proc_best_name(proc_t p);
/* This routine is simillar to proc_name except it returns for current process */
void proc_selfname(char * buf, int size);
/* find a process with a given pid. This comes with a reference which needs to be dropped by proc_rele */
extern proc_t proc_find(int pid);
/* find a process with a given process identity */
extern proc_t proc_find_ident(struct proc_ident const *i);
/* returns a handle to current process which is referenced. The reference needs to be dropped with proc_rele */
extern proc_t proc_self(void);
/* releases the held reference on the process */
extern int proc_rele(proc_t p);
/* returns the pid of the given process */
extern int proc_pid(proc_t);
/* returns the pid of the parent of a given process */
extern int proc_ppid(proc_t);
/* returns the original pid of the parent of a given process */
extern int proc_original_ppid(proc_t);
/* returns the start time of the given process */
extern int proc_starttime(proc_t, struct timeval *);
/* returns whether the given process is on simulated platform */
extern boolean_t proc_is_simulated(const proc_t);
/* returns the platform (macos, ios, watchos, tvos, ...) of the given process */
extern uint32_t proc_platform(const proc_t);
/* returns the minimum sdk version used by the current process */
extern uint32_t proc_min_sdk(proc_t);
/* returns the sdk version used by the current process */
extern uint32_t proc_sdk(proc_t);
/* returns 1 if the process is marked for no remote hangs */
extern int proc_noremotehang(proc_t);
/* returns 1 if the process is marked for force quota */
extern int proc_forcequota(proc_t);
/* returns 1 if the process is chrooted */
extern int proc_chrooted(proc_t);
/* returns TRUE if a sync EXC_RESOURCE should be sent for the process */
extern boolean_t proc_send_synchronous_EXC_RESOURCE(proc_t p);
/* this routine returns 1 if the process is running with a 64bit address space, else 0 */
extern int proc_is64bit(proc_t);
/* this routine returns 1 if the process is running with a 64bit register state, else 0 */
extern int proc_is64bit_data(proc_t);
/* this routine returns 1 if the process is initproc */
extern int proc_isinitproc(proc_t);
/* is this process exiting? */
extern int proc_exiting(proc_t);
/* returns whether the process has started down proc_exit() */
extern int proc_in_teardown(proc_t);
/* this routine returns error if the process is not one with super user privileges */
extern int proc_suser(proc_t p);
/* returns the cred assicaited with the process; temporary api */
#if !BSD_KERNEL_PRIVATE
__deprecated_msg("proc_ucred is unsafe, use kauth_cred_proc_ref() or current_cached_proc_cred()")
kauth_cred_t proc_ucred(proc_t p);
#endif
/* returns 1 if the process is tainted by uid or gid changes,e else 0 */
extern int proc_issetugid(proc_t p);
extern int proc_tbe(proc_t);
/*!
* @function proc_gettty
* @abstract Copies the associated tty vnode for a given process if it exists. The caller needs to decrement the iocount of the vnode.
* @return 0 on success. ENOENT if the process has no associated TTY. EINVAL if arguments are NULL or vnode_getwithvid fails.
*/
extern int proc_gettty(proc_t p, vnode_t *vp);
/* this routine populates the associated tty device for a given process if it exists, returns 0 on success or else returns EINVAL */
extern int proc_gettty_dev(proc_t p, dev_t *dev);
/*!
* @function proc_selfpgrpid
* @abstract Get the process group id for the current process, as with proc_pgrpid().
* @return pgrpid of current process.
*/
pid_t proc_selfpgrpid(void);
/*!
* @function proc_pgrpid
* @abstract Get the process group id for the passed-in process.
* @param p Process whose pgrpid to grab.
* @return pgrpid for "p".
*/
pid_t proc_pgrpid(proc_t p);
/*!
* @function proc_sessionid
* @abstract Get the process session id for the passed-in process.
* @param p Process whose session id to grab.
* @return session id of current process.
*/
pid_t proc_sessionid(proc_t p);
#ifdef KERNEL_PRIVATE
// mark a process as being allowed to call vfs_markdependency()
void bsd_set_dependency_capable(task_t task);
#ifdef __arm__
static inline int
IS_64BIT_PROCESS(__unused proc_t p)
{
return 0;
}
#else
extern int IS_64BIT_PROCESS(proc_t);
#endif /* __arm__ */
extern int tsleep(void *chan, int pri, const char *wmesg, int timo);
extern int msleep1(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, u_int64_t timo);
task_t proc_task(proc_t);
extern int proc_pidversion(proc_t);
extern proc_t proc_parent(proc_t);
extern void proc_parent_audit_token(proc_t, audit_token_t *);
extern uint32_t proc_persona_id(proc_t);
extern uint32_t proc_getuid(proc_t);
extern uint32_t proc_getgid(proc_t);
extern int proc_getcdhash(proc_t, unsigned char *);
/*!
* @function proc_pidbackgrounded
* @abstract KPI to determine if a process is currently backgrounded.
* @discussion The process may move into or out of background state at any time,
* so be prepared for this value to be outdated immediately.
* @param pid PID of the process to be queried.
* @param state Pointer to a value which will be set to 1 if the process
* is currently backgrounded, 0 otherwise.
* @return ESRCH if pid cannot be found or has started exiting.
*
* EINVAL if state is NULL.
*/
extern int proc_pidbackgrounded(pid_t pid, uint32_t* state);
/*
* This returns an unique 64bit id of a given process.
* Caller needs to hold proper reference on the
* passed in process strucutre.
*/
extern uint64_t proc_uniqueid(proc_t);
/* unique 64bit id for process's original parent */
extern uint64_t proc_puniqueid(proc_t);
extern void proc_set_responsible_pid(proc_t target_proc, pid_t responsible_pid);
/* return 1 if process is forcing case-sensitive HFS+ access, 0 for default */
extern int proc_is_forcing_hfs_case_sensitivity(proc_t);
/* returns 1 if the process is parent of a vfork */
extern int proc_lvfork(proc_t);
/* increments process block output operations counter. returns original value if valid long pointer was passed */
extern int proc_increment_ru_oublock(proc_t, long *);
/* Check if process is aborted, but not killed by a signal or is not the exiting thread or is not attempting to dump core */
extern int proc_isabortedsignal(proc_t);
/* return true if the process is translated, false for default */
extern boolean_t proc_is_translated(proc_t);
/* return true if this is an x86_64 process running under translation */
extern bool proc_is_x86_64_compat(proc_t);
/* true if the process ignores errors from content protection APIs */
extern bool proc_ignores_content_protection(proc_t proc);
/* true if the file system shouldn't update mtime for operations by the process */
extern bool proc_skip_mtime_update(proc_t proc);
/* return true if the process is flagged as allow-low-space */
extern bool proc_allow_low_space_writes(proc_t p);
/* return true if process needs to use alternative extended attribute for symlinks */
bool proc_use_alternative_symlink_ea(proc_t p);
/* return true if rsr is set for process */
bool proc_is_rsr(proc_t p);
/* return true if process is allowed to do sub 16K nocache writes, aligned to the filesystem blocksize */
bool proc_allow_nocache_write_fs_blksize(proc_t p);
/*
* Return true if the process disallows read or write access for files that
* it opens with O_EVTONLY.
*/
extern bool proc_disallow_rw_for_o_evtonly(proc_t p);
/*!
* @function proc_exitstatus
* @abstract KPI to determine a process's exit status.
* @discussion This function is not safe to call if the process could be
* concurrently stopped or started, but it can be called from a
* mpo_proc_notify_exit callback.
* @param p The process to be queried.
* @return Value in the same format as wait()'s output parameter.
*/
extern int proc_exitstatus(proc_t p);
/*!
* @function proc_is_zombie
* @abstract KPI to determine if the provided process is a zombie
* @discussion This lookup is atomic and safe to call with either a proc ref or
* or a zombie ref.
* @param p The process to be queried.
* @return Boolean indicating whether the process has been removed from the primary proclist
* and moved to the zombproc list.
*/
extern bool proc_is_zombie(proc_t p);
#endif /* KERNEL_PRIVATE */
#ifdef XNU_KERNEL_PRIVATE
extern void proc_getexecutableuuid(proc_t, unsigned char *, unsigned long);
extern int proc_get_originatorbgstate(uint32_t *is_backgrounded);
/* Kernel interface to get the uuid of the originator of the work.*/
extern int proc_pidoriginatoruuid(uuid_t uuid_buf, uint32_t buffersize);
extern uint64_t proc_was_throttled(proc_t);
extern uint64_t proc_did_throttle(proc_t);
extern bool proc_is_traced(proc_t p);
extern void proc_coalitionids(proc_t, uint64_t[COALITION_NUM_TYPES]);
extern uint64_t get_current_unique_pid(void);
#endif /* XNU_KERNEL_PRIVATE*/
#ifdef KERNEL_PRIVATE
/* If buf argument is NULL, the necessary length to allocate will be set in buflen */
extern int proc_selfexecutableargs(uint8_t *buf, size_t *buflen);
extern off_t proc_getexecutableoffset(proc_t p);
extern vnode_t proc_getexecutablevnode(proc_t); /* Returned with iocount, use vnode_put() to drop */
extern vnode_t proc_getexecutablevnode_noblock(proc_t); /* Returned with iocount, use vnode_put() to drop */
extern int networking_memstatus_callout(proc_t p, uint32_t);
/* System call filtering for BSD syscalls, mach traps and kobject routines. */
#define SYSCALL_MASK_UNIX 0
#define SYSCALL_MASK_MACH 1
#define SYSCALL_MASK_KOBJ 2
#define SYSCALL_FILTER_CALLBACK_VERSION 1
typedef int (*syscall_filter_cbfunc_t)(proc_t p, int num);
typedef int (*kobject_filter_cbfunc_t)(proc_t p, int msgid, int idx);
struct syscall_filter_callbacks {
int version;
const syscall_filter_cbfunc_t unix_filter_cbfunc;
const syscall_filter_cbfunc_t mach_filter_cbfunc;
const kobject_filter_cbfunc_t kobj_filter_cbfunc;
};
typedef struct syscall_filter_callbacks * syscall_filter_cbs_t;
extern int proc_set_syscall_filter_callbacks(syscall_filter_cbs_t callback);
extern int proc_set_syscall_filter_index(int which, int num, int index);
extern size_t proc_get_syscall_filter_mask_size(int which);
extern int proc_set_syscall_filter_mask(proc_t p, int which, unsigned char *maskptr, size_t masklen);
extern int proc_set_filter_message_flag(proc_t p, boolean_t flag);
extern int proc_get_filter_message_flag(proc_t p, boolean_t *flag);
#endif /* KERNEL_PRIVATE */
__END_DECLS
#endif /* KERNEL */
#ifdef PRIVATE
/* Values for pid_shutdown_sockets */
#define SHUTDOWN_SOCKET_LEVEL_DISCONNECT_SVC 0x00000001
#define SHUTDOWN_SOCKET_LEVEL_DISCONNECT_ALL 0x00000002
#ifdef KERNEL
#define SHUTDOWN_SOCKET_LEVEL_DISCONNECT_INTERNAL 0x10000000
#define SHUTDOWN_SOCKET_LEVEL_NECP 0x20000000
#define SHUTDOWN_SOCKET_LEVEL_CONTENT_FILTER 0x40000000
#endif
#ifndef KERNEL
__BEGIN_DECLS
int pid_suspend(int pid);
int pid_resume(int pid);
__API_AVAILABLE(macos(11.3), ios(14.5), tvos(14.5), watchos(7.3))
int task_inspect_for_pid(unsigned int target_tport, int pid, unsigned int *t); /* Returns task inspect port */
__API_AVAILABLE(macos(11.3), ios(14.5), tvos(14.5), watchos(7.3))
int task_read_for_pid(unsigned int target_tport, int pid, unsigned int *t); /* Returns task read port */
#if defined(__arm__) || defined(__arm64__)
int pid_hibernate(int pid);
#endif /* defined(__arm__) || defined(__arm64__) */
int pid_shutdown_sockets(int pid, int level);
int pid_shutdown_networking(int pid, int level);
__END_DECLS
#endif /* !KERNEL */
/* Entitlement to allow non-root processes to suspend/resume any task */
#define PROCESS_RESUME_SUSPEND_ENTITLEMENT "com.apple.private.process.suspend-resume.any"
#endif /* PRIVATE */
#endif /* !_SYS_PROC_H_ */
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