xnu-6153.61.1.tar.gz

[apple/xnu.git] / bsd / sys / proc.h

diff --git a/bsd/sys/proc.h b/bsd/sys/proc.h
index 92c86c0a111135ec7e393eb4ec833ecc2c63be67..87a39398b29a8d76f340e78da9e0ef135337d77c 100644 (file)
--- a/bsd/sys/proc.h
+++ b/bsd/sys/proc.h
@@ -1,8 +1,8 @@
 /*
 /*

- * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2018 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
  * @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
  * 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


@@ -11,10 +11,10 @@
  * 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.
  * 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.
  * 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,
  * 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,


@@ -22,7 +22,7 @@
  * 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.
  * 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 */
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */


@@ -67,21 +67,27 @@
  */
 
 #ifndef _SYS_PROC_H_
  */
 
 #ifndef _SYS_PROC_H_

-#define        _SYS_PROC_H_
+#define _SYS_PROC_H_

 
 #include <sys/appleapiopts.h>
 #include <sys/cdefs.h>
 
 #include <sys/appleapiopts.h>
 #include <sys/cdefs.h>

-#include <sys/select.h>                        /* For struct selinfo. */
+#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/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>
 #ifdef KERNEL
 #include <sys/kernel_types.h>

+#include <uuid/uuid.h>

 #endif
 #include <mach/boolean.h>
 
 #endif
 #include <mach/boolean.h>
 

-#if defined(XNU_KERNEL_PRIVATE) || !defined(KERNEL) 
+#ifdef XNU_KERNEL_PRIVATE
+#include <mach/coalition.h>             /* COALITION_NUM_TYPES */
+#endif
+
+#if defined(XNU_KERNEL_PRIVATE) || !defined(KERNEL)

 
 struct session;
 struct pgrp;
 
 struct session;
 struct pgrp;


@@ -91,121 +97,133 @@ struct proc;
 struct extern_proc {
        union {
                struct {
 struct extern_proc {
        union {
                struct {

-                       struct  proc *__p_forw; /* Doubly-linked run/sleep queue. */
-                       struct  proc *__p_back;
+                       struct  proc *__p_forw; /* Doubly-linked run/sleep queue. */
+                       struct  proc *__p_back;

                } p_st1;
                } p_st1;

-               struct timeval __p_starttime;   /* process start time */
+               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
        } 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 */
+       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  */
        /* 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 */
+       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 */
        /* 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 */
+       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. */
 };
 
 
 /* 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. */
+#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. */
 
 /* 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_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_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_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_RESV3         0x00001000      /* (P_WAITED)Debugging prc has waited for child */
-#define        P_WEXIT         0x00002000      /* Working on exiting */
-#define        P_EXEC          0x00004000      /* Process called exec. */
+#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. */
 
 /* 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_FSTRACE       0x10000 / * tracing via file system (elsewhere?) * /
-#define        P_SSTEP         0x20000 / * process needs single-step fixup ??? * /
-*/
-
-#define        P_RESV5         0x00040000      /* (P_WAITING) process has a wait() in progress */
-#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_TBE           0x00400000      /* Process is 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_RESV10        0x04000000      /* 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_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 */
 
 
 #endif /* XNU_KERNEL_PRIVATE || !KERNEL */
 


@@ -217,8 +235,8 @@ extern proc_t kernproc;
 extern int proc_is_classic(proc_t p);
 proc_t current_proc_EXTERNAL(void);
 
 extern int proc_is_classic(proc_t p);
 proc_t current_proc_EXTERNAL(void);
 

-extern int     msleep(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, struct timespec * ts );
-extern void    wakeup(void *chan);
+extern int      msleep(void *chan, lck_mtx_t *mtx, int pri, const char *wmesg, struct timespec * ts );
+extern void     wakeup(void *chan);

 extern void wakeup_one(caddr_t chan);
 
 /* proc kpis */
 extern void wakeup_one(caddr_t chan);
 
 /* proc kpis */


@@ -226,17 +244,21 @@ extern void wakeup_one(caddr_t chan);
 extern int proc_selfpid(void);
 /* this routine returns the pid of the parent of the current process */
 extern int proc_selfppid(void);
 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 int proc_selfcsflags(void);

 /* 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 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 
+/* 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);
  */
 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);
 
 /* This routine is simillar to proc_name except it returns for current process */
 void proc_selfname(char * buf, int size);
 


@@ -250,51 +272,192 @@ extern int proc_rele(proc_t p);
 extern int proc_pid(proc_t);
 /* returns the pid of the parent of a given process */
 extern int proc_ppid(proc_t);
 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 platform (macos, ios, watchos, tvos, ...) of the given process */
+extern uint32_t proc_platform(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 no remote hangs */
 extern int proc_noremotehang(proc_t);

-/* returns 1 is the process is marked for force quota */
+/* returns 1 if the process is marked for force quota */

 extern int proc_forcequota(proc_t);
 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 64bit address space, else 0 */
+/* this routine returns 1 if the process is running with a 64bit address space, else 0 */

 extern int proc_is64bit(proc_t);
 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);

 /* is this process exiting? */
 extern int proc_exiting(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 */
 int proc_suser(proc_t p);
 /* returns the cred assicaited with the process; temporary api */
 kauth_cred_t proc_ucred(proc_t p);
 /* this routine returns error if the process is not one with super user privileges */
 int proc_suser(proc_t p);
 /* returns the cred assicaited with the process; temporary api */
 kauth_cred_t proc_ucred(proc_t p);

+/* 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);
 
 /*!
 
 extern int proc_tbe(proc_t);
 
 /*!

- @function proc_selfpgrpid
- @abstract Get the process group id for the current process, as with proc_pgrpid().
- @return pgrpid of current process.
+ *  @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);
 
 /*!
  */
 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".
+ *  @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 for "p", or -1 on failure

  */
  */

-pid_t proc_pgrpid(proc_t);
+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 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);
 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);
+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 int proc_pidversion(proc_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 *);
 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);
+
+/*!
+ *  @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);
+
+#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 void proc_coalitionids(proc_t, uint64_t[COALITION_NUM_TYPES]);
+
+#ifdef CONFIG_32BIT_TELEMETRY
+extern void proc_log_32bit_telemetry(proc_t p);
+#endif /* CONFIG_32BIT_TELEMETRY */
+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 int networking_memstatus_callout(proc_t p, uint32_t);
+
+#define SYSCALL_MASK_UNIX 0
+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);

 #endif /* KERNEL_PRIVATE */
 
 __END_DECLS
 
 #endif /* KERNEL_PRIVATE */
 
 __END_DECLS
 

-#endif /* KERNEL */
+#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);
+
+#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_ */
+#endif  /* !_SYS_PROC_H_ */