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[apple/xnu.git] / osfmk / kern / task.h
diff --git a/osfmk/kern/task.h b/osfmk/kern/task.h
index 7d2c981ce121f40d3c0f1d22f862a42916e787a3..266ea4ce95ddfef106d2b4ae8bd07029b37fed10 100644 (file)
--- a/osfmk/kern/task.h
+++ b/osfmk/kern/task.h
@@ -1,8 +1,8 @@
 /*
 /*
- * Copyright (c) 2000-2010 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2019 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,
@@ -22,34 +22,34 @@
  * 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@
  */
 /*
  * @OSF_FREE_COPYRIGHT@
  */
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_FREE_COPYRIGHT@
  */
-/* 
+/*
  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
  * All Rights Reserved.
  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
  * All Rights Reserved.
- * 
+ *
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
- * 
+ *
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
+ *
  * Carnegie Mellon requests users of this software to return to
  * Carnegie Mellon requests users of this software to return to
- * 
+ *
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
- * 
+ *
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
@@ -88,14 +88,22 @@
  * Copyright (c) 2005 SPARTA, Inc.
  */
 
  * Copyright (c) 2005 SPARTA, Inc.
  */
 
-#ifndef        _KERN_TASK_H_
+#ifndef _KERN_TASK_H_
 #define _KERN_TASK_H_
 
 #include <kern/kern_types.h>
 #include <mach/mach_types.h>
 #include <sys/cdefs.h>
 
 #define _KERN_TASK_H_
 
 #include <kern/kern_types.h>
 #include <mach/mach_types.h>
 #include <sys/cdefs.h>
 
-#ifdef MACH_KERNEL_PRIVATE
+#ifdef XNU_KERNEL_PRIVATE
+#include <kern/kern_cdata.h>
+#include <mach/sfi_class.h>
+#include <kern/counter.h>
+#include <kern/queue.h>
+#include <sys/kern_sysctl.h>
+#endif /* XNU_KERNEL_PRIVATE */
+
+#ifdef  MACH_KERNEL_PRIVATE
 
 #include <mach/boolean.h>
 #include <mach/port.h>
 
 #include <mach/boolean.h>
 #include <mach/port.h>
@@ -107,445 +115,808 @@
 #include <mach/vm_statistics.h>
 #include <machine/task.h>
 
 #include <mach/vm_statistics.h>
 #include <machine/task.h>
 
+#if MONOTONIC
+#include <machine/monotonic.h>
+#endif /* MONOTONIC */
+
 #include <kern/cpu_data.h>
 #include <kern/queue.h>
 #include <kern/exception.h>
 #include <kern/cpu_data.h>
 #include <kern/queue.h>
 #include <kern/exception.h>
-#include <kern/lock.h>
+#include <kern/locks.h>
 #include <security/_label.h>
 #include <security/_label.h>
-#include <ipc/ipc_labelh.h>
-#endif /* MACH_KERNEL_PRIVATE */
-
-#ifdef XNU_KERNEL_PRIVATE
-
-/* defns for task->rsu_controldata */
-#define TASK_POLICY_CPU_RESOURCE_USAGE         0
-#define TASK_POLICY_WIREDMEM_RESOURCE_USAGE    1
-#define TASK_POLICY_VIRTUALMEM_RESOURCE_USAGE  2
-#define TASK_POLICY_DISK_RESOURCE_USAGE                3
-#define TASK_POLICY_NETWORK_RESOURCE_USAGE     4
-#define TASK_POLICY_POWER_RESOURCE_USAGE       5
-
-#define TASK_POLICY_RESOURCE_USAGE_COUNT 6
-
-/*
- * Process Action and Policy bit definitions 
-
-The bit defns of the policy states 
-64   60    56   52   48   44   40   36   32   28   24   20   16   12   8        0
-|----|-----|----|----|----|----|----|----|----|----|----|----|----|----|--------| 
-|RFU | RFU | PWR| NET| DSK| CPU| VM | WM | LVM| RFU| CPU| NET| GPU| DSK| BGRND  |
-|----|-----|----|----|----|----|----|----|----|----|----|----|----|----|--------| 
-|<-----------   RESOURCE USAGE  -------->|< LOWSRC>|<-HARDWARE ACCESS->|BackGrnd|     
-|----|-----|----|----|----|----|----|----|----|----|----|----|----|----|--------| 
-
-*
-*/
-
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_NONE          0x00
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_LOWPRI                0x01
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_DISKTHROTTLE  0x02
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_NETTHROTTLE   0x04
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_NOGPU         0x08
-#if CONFIG_EMBEDDED
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_ALL           0x0F
-#else /* CONFIG_EMBEDDED */
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_ALL           0x07
-#endif /* CONFIG_EMBEDDED */
-#define TASK_POLICY_BACKGROUND_ATTRIBUTE_DEFAULT       TASK_POLICY_BACKGROUND_ATTRIBUTE_ALL
-
-/* Hardware disk access attributes, bit different as it should reflect IOPOL_XXX */
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_NONE       0x00
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_FULLACCESS 0x01
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_NORMAL     0x01
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_PASSIVE    0x02
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_THROTTLE   0x03
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_UTILITY    0x04
-#define TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_DEFAULT    TASK_POLICY_HWACCESS_DISK_ATTRIBUTE_FULLACCESS
-
-/* Hardware GPU access attributes */
-#define TASK_POLICY_HWACCESS_GPU_ATTRIBUTE_NONE                0x00
-#define TASK_POLICY_HWACCESS_GPU_ATTRIBUTE_FULLACCESS  0x00
-#define TASK_POLICY_HWACCESS_GPU_ATTRIBUTE_NOACCESS    0x01
-#define TASK_POLICY_HWACCESS_GPU_ATTRIBUTE_DEFAULT     TASK_POLICY_HWACCESS_GPU_ATTRIBUTE_FULLACCESS
-
-/* Hardware Network access attributes */
-#define TASK_POLICY_HWACCESS_NET_ATTRIBUTE_NONE                0x00
-#define TASK_POLICY_HWACCESS_NET_ATTRIBUTE_FULLACCESS  0x00
-#define TASK_POLICY_HWACCESS_NET_ATTRIBUTE_THROTTLE    0x01
-#define TASK_POLICY_HWACCESS_NET_ATTRIBUTE_DEFAULT     TASK_POLICY_HWACCESS_NET_ATTRIBUTE_FULLACCESS
-
-/* Hardware CPU access attributes */
-#define TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_NONE                0x00
-#define TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_FULLACCESS  0x00
-#define TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_ONE         0x01
-#define TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_LLCACHE     0x02
-#define TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_DEFAULT     TASK_POLICY_HWACCESS_CPU_ATTRIBUTE_FULLACCESS
-
-/* Resource usage/low resource attributes */
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_NONE            0x00
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_THROTTLE                0x01
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_SUSPEND                 0x02
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_TERMINATE       0x03
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_NOTIFY_KQ       0x04
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_NOTIFY_EXC      0x05
-#define TASK_POLICY_RESOURCE_ATTRIBUTE_DEFAULT         TASK_POLICY_RESOURCE_ATTRIBUTE_NONE
-
-#endif /* XNU_KERNEL_PRIVATE */
-
-#ifdef MACH_KERNEL_PRIVATE
-
-typedef struct process_policy {
-       uint64_t  apptype:4,
-                 rfu1:4,
-                 ru_power:4,   /* Resource Usage Power */
-                 ru_net:4,     /* Resource Usage Network */
-                 ru_disk:4,    /* Resource Usage Disk */
-                 ru_cpu:4,     /* Resource Usage CPU */
-                 ru_virtmem:4, /* Resource Usage VM */
-                 ru_wiredmem:4,/* Resource Usage Wired Memory */
-                 low_vm:4,     /* Low Virtual Memory */
-                 rfu2:4,
-                 hw_cpu:4,     /* HW Access to CPU */
-                 hw_net:4,     /* HW Access to Network */
-                 hw_gpu:4,     /* HW Access to GPU */
-                 hw_disk:4,    /* HW Access to Disk */
-                 hw_bg:8;      /* Darwin Background Policy */
-} process_policy_t;
-
-#if CONFIG_EMBEDDED
-
-typedef struct task_watcher {
-       queue_chain_t   tw_links;               /* queueing of threads */
-       task_t          tw_task;        /* task that is being watched */
-       thread_t        tw_thread;      /* thread that is watching the watch_task */
-       int             tw_state;       /* the current app state of the thread */
-       int             tw_importance;  /* importance prior to backgrounding */
-} task_watch_t;
-
-extern lck_mtx_t task_watch_mtx;
-
-#endif /* CONFIG_EMBEDDED */
+#include <ipc/ipc_port.h>
 
 #include <kern/thread.h>
 
 #include <kern/thread.h>
+#include <mach/coalition.h>
+#include <stdatomic.h>
+#include <os/refcnt.h>
+
+struct _cpu_time_qos_stats {
+       uint64_t cpu_time_qos_default;
+       uint64_t cpu_time_qos_maintenance;
+       uint64_t cpu_time_qos_background;
+       uint64_t cpu_time_qos_utility;
+       uint64_t cpu_time_qos_legacy;
+       uint64_t cpu_time_qos_user_initiated;
+       uint64_t cpu_time_qos_user_interactive;
+};
+
+struct task_writes_counters {
+       uint64_t task_immediate_writes;
+       uint64_t task_deferred_writes;
+       uint64_t task_invalidated_writes;
+       uint64_t task_metadata_writes;
+};
 
 
-extern process_policy_t default_task_proc_policy;      /* init value for the process policy attributes */
-extern process_policy_t default_task_null_policy;      /* none as the value for the process policy attributes */
+struct task_watchports;
+#include <bank/bank_internal.h>
 
 struct task {
        /* Synchronization/destruction information */
 
 struct task {
        /* Synchronization/destruction information */
-       decl_lck_mtx_data(,lock)                /* Task's lock */
-       uint32_t        ref_count;      /* Number of references to me */
-       boolean_t       active;         /* Task has not been terminated */
-       boolean_t       halting;        /* Task is being halted */
+       decl_lck_mtx_data(, lock);      /* Task's lock */
+       os_refcnt_t     ref_count;      /* Number of references to me */
+       bool            active;         /* Task has not been terminated */
+       bool            ipc_active;     /* IPC with the task ports is allowed */
+       bool            halting;        /* Task is being halted */
+       bool            message_app_suspended;  /* Let iokit know when pidsuspended */
+
+       /* Virtual timers */
+       uint32_t                vtimers;
 
        /* Miscellaneous */
 
        /* Miscellaneous */
-       vm_map_t        map;            /* Address space description */
-       queue_chain_t   tasks;  /* global list of tasks */
-       void            *user_data;     /* Arbitrary data settable via IPC */
+       vm_map_t        XNU_PTRAUTH_SIGNED_PTR("task.map") map; /* Address space description */
+       queue_chain_t   tasks;  /* global list of tasks */
+       struct task_watchports *watchports; /* watchports passed in spawn */
+       turnstile_inheritor_t returnwait_inheritor; /* inheritor for task_wait */
+
+#if defined(CONFIG_SCHED_MULTIQ)
+       sched_group_t sched_group;
+#endif /* defined(CONFIG_SCHED_MULTIQ) */
 
        /* Threads in this task */
 
        /* Threads in this task */
-       queue_head_t            threads;
+       queue_head_t            threads;
+       struct restartable_ranges *restartable_ranges;
 
 
-       processor_set_t         pset_hint;
-       struct affinity_space   *affinity_space;
+       processor_set_t         pset_hint;
+       struct affinity_space   *affinity_space;
 
 
-       int                     thread_count;
-       uint32_t                active_thread_count;
-       int                     suspend_count;  /* Internal scheduling only */
+       int                     thread_count;
+       uint32_t                active_thread_count;
+       int                     suspend_count;  /* Internal scheduling only */
 
        /* User-visible scheduling information */
 
        /* User-visible scheduling information */
-       integer_t               user_stop_count;        /* outstanding stops */
+       integer_t               user_stop_count;        /* outstanding stops */
+       integer_t               legacy_stop_count;      /* outstanding legacy stops */
 
 
-       task_role_t             role;
+       int16_t                 priority;               /* base priority for threads */
+       int16_t                 max_priority;           /* maximum priority for threads */
 
 
-       integer_t               priority;                       /* base priority for threads */
-       integer_t               max_priority;           /* maximum priority for threads */
+       integer_t               importance;             /* priority offset (BSD 'nice' value) */
 
        /* Task security and audit tokens */
        security_token_t sec_token;
 
        /* Task security and audit tokens */
        security_token_t sec_token;
-       audit_token_t   audit_token;
-        
-       /* Statistics */
-       uint64_t                total_user_time;        /* terminated threads only */
-       uint64_t                total_system_time;
+       audit_token_t   audit_token;
 
 
-       /* Virtual timers */
-       uint32_t                vtimers;
+       /* Statistics */
+       uint64_t                total_user_time;        /* terminated threads only */
+       uint64_t                total_system_time;
+       uint64_t                total_ptime;
+       uint64_t                total_runnable_time;
 
        /* IPC structures */
 
        /* IPC structures */
-       decl_lck_mtx_data(,itk_lock_data)
-       struct ipc_port *itk_self;      /* not a right, doesn't hold ref */
-       struct ipc_port *itk_nself;     /* not a right, doesn't hold ref */
-       struct ipc_port *itk_sself;     /* a send right */
+       decl_lck_mtx_data(, itk_lock_data);
+       /*
+        * Different flavors of task port.
+        * These flavors TASK_FLAVOR_* are defined in mach_types.h
+        */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_ports") itk_task_ports[TASK_SELF_PORT_COUNT];
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_settable_self") itk_settable_self;   /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_self") itk_self;                     /* immovable/pinned task port, does not hold right */
        struct exception_action exc_actions[EXC_TYPES_COUNT];
        struct exception_action exc_actions[EXC_TYPES_COUNT];
-                                       /* a send right each valid element  */
-       struct ipc_port *itk_host;      /* a send right */
-       struct ipc_port *itk_bootstrap; /* a send right */
-       struct ipc_port *itk_seatbelt;  /* a send right */
-       struct ipc_port *itk_gssd;      /* yet another send right */
-       struct ipc_port *itk_task_access; /* and another send right */ 
-       struct ipc_port *itk_registered[TASK_PORT_REGISTER_MAX];
-                                       /* all send rights */
-
-       struct ipc_space *itk_space;
-
+       /* a send right each valid element  */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_host") itk_host;                     /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_bootstrap") itk_bootstrap;           /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_seatbelt") itk_seatbelt;             /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_gssd") itk_gssd;                     /* yet another send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_debug_control") itk_debug_control;   /* send right for debugmode communications */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_access") itk_task_access;       /* and another send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_resume") itk_resume;                 /* a receive right to resume this task */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_registered") itk_registered[TASK_PORT_REGISTER_MAX];
+       /* all send rights */
+       ipc_port_t * XNU_PTRAUTH_SIGNED_PTR("task.itk_dyld_notify") itk_dyld_notify; /* lazy send rights array of size DYLD_MAX_PROCESS_INFO_NOTIFY_COUNT */
+
+       struct ipc_space * XNU_PTRAUTH_SIGNED_PTR("task.itk_space") itk_space;
+
+       ledger_t        ledger;
        /* Synchronizer ownership information */
        /* Synchronizer ownership information */
-       queue_head_t    semaphore_list;         /* list of owned semaphores   */
-       queue_head_t    lock_set_list;          /* list of owned lock sets    */
-       int             semaphores_owned;       /* number of semaphores owned */
-       int             lock_sets_owned;        /* number of lock sets owned  */
-
-       ledger_t        ledger;
+       queue_head_t    semaphore_list;         /* list of owned semaphores   */
+       int             semaphores_owned;       /* number of semaphores owned */
 
 
-       unsigned int    priv_flags;                     /* privilege resource flags */
-#define VM_BACKING_STORE_PRIV  0x1
+       unsigned int    priv_flags;                     /* privilege resource flags */
+#define VM_BACKING_STORE_PRIV   0x1
 
        MACHINE_TASK
 
        MACHINE_TASK
-        
-       integer_t faults;              /* faults counter */
-        integer_t pageins;             /* pageins counter */
-        integer_t cow_faults;          /* copy on write fault counter */
-        integer_t messages_sent;       /* messages sent counter */
-        integer_t messages_received;   /* messages received counter */
-        integer_t syscalls_mach;       /* mach system call counter */
-        integer_t syscalls_unix;       /* unix system call counter */
-               uint32_t  c_switch;                        /* total context switches */
-               uint32_t  p_switch;                        /* total processor switches */
-               uint32_t  ps_switch;               /* total pset switches */
-
-       zinfo_usage_t tkm_zinfo;        /* per-task, per-zone usage statistics */
-
-#ifdef  MACH_BSD 
-       void *bsd_info;
-#endif  
-       struct vm_shared_region         *shared_region;
-       uint32_t taskFeatures[2];               /* Special feature for this task */
-#define tf64BitAddr    0x80000000              /* Task has 64-bit addressing */
-#define tf64BitData    0x40000000              /* Task has 64-bit data registers */
-#define task_has_64BitAddr(task)       \
-        (((task)->taskFeatures[0] & tf64BitAddr) != 0)
-#define task_set_64BitAddr(task)       \
-        ((task)->taskFeatures[0] |= tf64BitAddr)
-#define task_clear_64BitAddr(task)     \
-        ((task)->taskFeatures[0] &= ~tf64BitAddr)
-
-       mach_vm_address_t       all_image_info_addr; /* dyld __all_image_info     */
-       mach_vm_size_t          all_image_info_size; /* section location and size */
-#if CONFIG_MACF_MACH
-       ipc_labelh_t label;
+
+       counter_t faults;              /* faults counter */
+       integer_t decompressions;      /* decompression counter */
+       integer_t pageins;             /* pageins counter */
+       integer_t cow_faults;          /* copy on write fault counter */
+       integer_t messages_sent;       /* messages sent counter */
+       integer_t messages_received;   /* messages received counter */
+       integer_t syscalls_mach;       /* mach system call counter */
+       integer_t syscalls_unix;       /* unix system call counter */
+       uint32_t  c_switch;                                /* total context switches */
+       uint32_t  p_switch;                                /* total processor switches */
+       uint32_t  ps_switch;                       /* total pset switches */
+
+#ifdef  MACH_BSD
+       void * XNU_PTRAUTH_SIGNED_PTR("task.bsd_info") bsd_info;
+#endif
+       kcdata_descriptor_t             corpse_info;
+       uint64_t                        crashed_thread_id;
+       queue_chain_t                   corpse_tasks;
+#ifdef CONFIG_MACF
+       struct label *                  crash_label;
+       uint8_t *                       mach_trap_filter_mask;          /* Mach trap filter bitmask (len: mach_trap_count bits) */
+       uint8_t *                       mach_kobj_filter_mask;          /* Mach kobject filter bitmask (len: mach_kobj_count bits) */
 #endif
 #endif
+       struct vm_shared_region         *shared_region;
+#if __has_feature(ptrauth_calls)
+       char                            *shared_region_id;              /* determines which ptr auth key to use */
+       bool                            shared_region_auth_remapped;    /* authenticated sections ready for use */
+#endif /* __has_feature(ptrauth_calls) */
+       volatile uint32_t t_flags;                                      /* general-purpose task flags protected by task_lock (TL) */
+#define TF_NONE                 0
+#define TF_64B_ADDR             0x00000001                              /* task has 64-bit addressing */
+#define TF_64B_DATA             0x00000002                              /* task has 64-bit data registers */
+#define TF_CPUMON_WARNING       0x00000004                              /* task has at least one thread in CPU usage warning zone */
+#define TF_WAKEMON_WARNING      0x00000008                              /* task is in wakeups monitor warning zone */
+#define TF_TELEMETRY            (TF_CPUMON_WARNING | TF_WAKEMON_WARNING) /* task is a telemetry participant */
+#define TF_GPU_DENIED           0x00000010                              /* task is not allowed to access the GPU */
+#define TF_CORPSE               0x00000020                              /* task is a corpse */
+#define TF_PENDING_CORPSE       0x00000040                              /* task corpse has not been reported yet */
+#define TF_CORPSE_FORK          0x00000080                              /* task is a forked corpse */
+#define TF_PLATFORM             0x00000400                              /* task is a platform binary */
+#define TF_CA_CLIENT_WI         0x00000800                              /* task has CA_CLIENT work interval */
+#define TF_DARKWAKE_MODE        0x00001000                              /* task is in darkwake mode */
+#define TF_NO_SMT               0x00002000                              /* task threads must not be paired with SMT threads */
+#define TF_FILTER_MSG           0x00004000                              /* task calls into message filter callback before sending a message */
+#define TF_SYS_VERSION_COMPAT   0x00008000                              /* shim task accesses to OS version data (macOS - app compatibility) */
+#define TF_PAC_EXC_FATAL        0x00010000                              /* task is marked a corpse if a PAC exception occurs */
+#define TF_TECS                 0x00020000                              /* task threads must enable CPU security */
+
+/*
+ * Task is running within a 64-bit address space.
+ */
+#define task_has_64Bit_addr(task)       \
+       (((task)->t_flags & TF_64B_ADDR) != 0)
+#define task_set_64Bit_addr(task)       \
+       ((task)->t_flags |= TF_64B_ADDR)
+#define task_clear_64Bit_addr(task)     \
+       ((task)->t_flags &= ~TF_64B_ADDR)
+
+/*
+ * Task is using 64-bit machine state.
+ */
+#define task_has_64Bit_data(task)       \
+       (((task)->t_flags & TF_64B_DATA) != 0)
+#define task_set_64Bit_data(task)       \
+       ((task)->t_flags |= TF_64B_DATA)
+#define task_clear_64Bit_data(task)     \
+       ((task)->t_flags &= ~TF_64B_DATA)
+
+#define task_is_a_corpse(task)      \
+        (((task)->t_flags & TF_CORPSE) != 0)
+
+#define task_set_corpse(task)       \
+        ((task)->t_flags |= TF_CORPSE)
+
+#define task_corpse_pending_report(task)        \
+        (((task)->t_flags & TF_PENDING_CORPSE) != 0)
+
+#define task_set_corpse_pending_report(task)       \
+        ((task)->t_flags |= TF_PENDING_CORPSE)
 
 
-#if CONFIG_COUNTERS
-#define TASK_PMC_FLAG 0x1      /* Bit in "t_chud" signifying PMC interest */
-       uint32_t t_chud;                /* CHUD flags, used for Shark */
+#define task_clear_corpse_pending_report(task)       \
+        ((task)->t_flags &= ~TF_PENDING_CORPSE)
+
+#define task_is_a_corpse_fork(task)     \
+       (((task)->t_flags & TF_CORPSE_FORK) != 0)
+
+       uint32_t t_procflags;                                            /* general-purpose task flags protected by proc_lock (PL) */
+#define TPF_NONE                 0
+#define TPF_DID_EXEC             0x00000001                              /* task has been execed to a new task */
+#define TPF_EXEC_COPY            0x00000002                              /* task is the new copy of an exec */
+#ifdef CONFIG_32BIT_TELEMETRY
+#define TPF_LOG_32BIT_TELEMETRY  0x00000004                              /* task should log identifying information */
 #endif
 
 #endif
 
+#define task_did_exec_internal(task)            \
+       (((task)->t_procflags & TPF_DID_EXEC) != 0)
+
+#define task_is_exec_copy_internal(task)        \
+       (((task)->t_procflags & TPF_EXEC_COPY) != 0)
+
+       uint8_t                  t_returnwaitflags;
+#define TWF_NONE                 0
+#define TRW_LRETURNWAIT          0x01           /* task is waiting for fork/posix_spawn/exec to complete */
+#define TRW_LRETURNWAITER        0x02           /* task is waiting for TRW_LRETURNWAIT to get cleared */
+
+       mach_vm_address_t       all_image_info_addr; /* dyld __all_image_info     */
+       mach_vm_size_t          all_image_info_size; /* section location and size */
+
+#if KPC
+#define TASK_KPC_FORCED_ALL_CTRS        0x2     /* Bit in "t_kpc" signifying this task forced all counters */
+       uint32_t t_kpc; /* kpc flags */
+#endif /* KPC */
+
        boolean_t pidsuspended; /* pid_suspend called; no threads can execute */
        boolean_t frozen;       /* frozen; private resident pages committed to swap */
        boolean_t pidsuspended; /* pid_suspend called; no threads can execute */
        boolean_t frozen;       /* frozen; private resident pages committed to swap */
-       process_policy_t ext_appliedstate;      /* externally applied actions */
-       process_policy_t ext_policystate;       /* externally defined process policy states*/
-       process_policy_t appliedstate;          /* self applied acions */
-       process_policy_t policystate;           /* process wide policy states */
+       boolean_t changing_freeze_state;        /* in the process of freezing or thawing */
+       uint16_t policy_ru_cpu          :4,
+           policy_ru_cpu_ext      :4,
+           applied_ru_cpu         :4,
+           applied_ru_cpu_ext     :4;
        uint8_t  rusage_cpu_flags;
        uint8_t  rusage_cpu_flags;
-       uint8_t  rusage_cpu_percentage;         /* Task-wide CPU limit percentage */
-       uint64_t rusage_cpu_interval;           /* Task-wide CPU limit interval */
+       uint8_t  rusage_cpu_percentage;         /* Task-wide CPU limit percentage */
        uint8_t  rusage_cpu_perthr_percentage;  /* Per-thread CPU limit percentage */
        uint8_t  rusage_cpu_perthr_percentage;  /* Per-thread CPU limit percentage */
+#if MACH_ASSERT
+       int8_t          suspends_outstanding;   /* suspends this task performed in excess of resumes */
+#endif
+       uint64_t rusage_cpu_interval;           /* Task-wide CPU limit interval */
        uint64_t rusage_cpu_perthr_interval;    /* Per-thread CPU limit interval */
        uint64_t rusage_cpu_deadline;
        thread_call_t rusage_cpu_callt;
        uint64_t rusage_cpu_perthr_interval;    /* Per-thread CPU limit interval */
        uint64_t rusage_cpu_deadline;
        thread_call_t rusage_cpu_callt;
-#if CONFIG_EMBEDDED
-       uint32_t        appstate;               /* the current appstate */
-       queue_head_t    task_watchers;          /* app state watcher threads */
-       int     num_taskwatchers;
-       int             watchapplying;
-#endif /* CONFIG_EMBEDDED */
-
-       vm_extmod_statistics_data_t     extmod_statistics;
-       natural_t       proc_terminate; /* the process is marked for proc_terminate */
-};
+#if CONFIG_TASKWATCH
+       queue_head_t    task_watchers;          /* app state watcher threads */
+       int     num_taskwatchers;
+       int             watchapplying;
+#endif /* CONFIG_TASKWATCH */
+
+       struct bank_task *bank_context;  /* pointer to per task bank structure */
+
+#if IMPORTANCE_INHERITANCE
+       struct ipc_importance_task  *task_imp_base;     /* Base of IPC importance chain */
+#endif /* IMPORTANCE_INHERITANCE */
+
+       vm_extmod_statistics_data_t     extmod_statistics;
+
+       struct task_requested_policy requested_policy;
+       struct task_effective_policy effective_policy;
+
+       /*
+        * Can be merged with imp_donor bits, once the IMPORTANCE_INHERITANCE macro goes away.
+        */
+       uint32_t        low_mem_notified_warn           :1,     /* warning low memory notification is sent to the task */
+           low_mem_notified_critical       :1,                 /* critical low memory notification is sent to the task */
+           purged_memory_warn              :1,                 /* purgeable memory of the task is purged for warning level pressure */
+           purged_memory_critical          :1,                 /* purgeable memory of the task is purged for critical level pressure */
+           low_mem_privileged_listener     :1,                 /* if set, task would like to know about pressure changes before other tasks on the system */
+           mem_notify_reserved             :27;                /* reserved for future use */
+
+       uint32_t memlimit_is_active                 :1, /* if set, use active attributes, otherwise use inactive attributes */
+           memlimit_is_fatal                   :1,     /* if set, exceeding current memlimit will prove fatal to the task */
+           memlimit_active_exc_resource        :1,     /* if set, suppress exc_resource exception when task exceeds active memory limit */
+           memlimit_inactive_exc_resource      :1,     /* if set, suppress exc_resource exception when task exceeds inactive memory limit */
+           memlimit_attrs_reserved             :28;     /* reserved for future use */
+
+       io_stat_info_t          task_io_stats;
+
+       struct task_writes_counters task_writes_counters_internal;
+       struct task_writes_counters task_writes_counters_external;
+
+       /*
+        * The cpu_time_qos_stats fields are protected by the task lock
+        */
+       struct _cpu_time_qos_stats      cpu_time_eqos_stats;
+       struct _cpu_time_qos_stats      cpu_time_rqos_stats;
+
+       /* Statistics accumulated for terminated threads from this task */
+       uint32_t        task_timer_wakeups_bin_1;
+       uint32_t        task_timer_wakeups_bin_2;
+       uint64_t        task_gpu_ns;
+       uint64_t        task_energy;
+
+#if MONOTONIC
+       /* Read and written under task_lock */
+       struct mt_task task_monotonic;
+#endif /* MONOTONIC */
+
+       uint8_t         task_can_transfer_memory_ownership;
+       uint8_t         task_objects_disowning;
+       uint8_t         task_objects_disowned;
+       /* # of purgeable volatile VM objects owned by this task: */
+       int             task_volatile_objects;
+       /* # of purgeable but not volatile VM objects owned by this task: */
+       int             task_nonvolatile_objects;
+       int             task_owned_objects;
+       queue_head_t    task_objq;
+       decl_lck_mtx_data(, task_objq_lock); /* protects "task_objq" */
+
+       unsigned int    task_thread_limit:16;
+#if __arm64__
+       unsigned int    task_legacy_footprint:1;
+       unsigned int    task_extra_footprint_limit:1;
+       unsigned int    task_ios13extended_footprint_limit:1;
+#endif /* __arm64__ */
+       unsigned int    task_region_footprint:1;
+       unsigned int    task_has_crossed_thread_limit:1;
+       uint32_t        exec_token;
+       /*
+        * A task's coalition set is "adopted" in task_create_internal
+        * and unset in task_deallocate_internal, so each array member
+        * can be referenced without the task lock.
+        * Note: these fields are protected by coalition->lock,
+        *       not the task lock.
+        */
+       coalition_t     coalition[COALITION_NUM_TYPES];
+       queue_chain_t   task_coalition[COALITION_NUM_TYPES];
+       uint64_t        dispatchqueue_offset;
+
+#if DEVELOPMENT || DEBUG
+       boolean_t       task_unnested;
+       int             task_disconnected_count;
+#endif
 
 
-#define task_lock(task)                lck_mtx_lock(&(task)->lock)
-#define task_lock_try(task)    lck_mtx_try_lock(&(task)->lock)
-#define task_unlock(task)      lck_mtx_unlock(&(task)->lock)
+#if HYPERVISOR
+       void * XNU_PTRAUTH_SIGNED_PTR("task.hv_task_target") hv_task_target; /* hypervisor virtual machine object associated with this task */
+#endif /* HYPERVISOR */
 
 
-#if CONFIG_MACF_MACH
-#define maclabel label->lh_label
+#if CONFIG_SECLUDED_MEMORY
+       uint8_t task_can_use_secluded_mem;
+       uint8_t task_could_use_secluded_mem;
+       uint8_t task_could_also_use_secluded_mem;
+       uint8_t task_suppressed_secluded;
+#endif /* CONFIG_SECLUDED_MEMORY */
 
 
-#define tasklabel_lock(task)   lh_lock((task)->label)
-#define tasklabel_unlock(task) lh_unlock((task)->label)
+       task_exc_guard_behavior_t task_exc_guard;
 
 
-extern void tasklabel_lock2(task_t a, task_t b);
-extern void tasklabel_unlock2(task_t a, task_t b);
-#endif /* MAC_MACH */
+       queue_head_t    io_user_clients;
 
 
-#define        itk_lock_init(task)     lck_mtx_init(&(task)->itk_lock_data, &ipc_lck_grp, &ipc_lck_attr)
-#define        itk_lock_destroy(task)  lck_mtx_destroy(&(task)->itk_lock_data, &ipc_lck_grp)
-#define        itk_lock(task)          lck_mtx_lock(&(task)->itk_lock_data)
-#define        itk_unlock(task)        lck_mtx_unlock(&(task)->itk_lock_data)
+       mach_vm_address_t mach_header_vm_address;
 
 
-#define task_reference_internal(task)          \
-                       (void)hw_atomic_add(&(task)->ref_count, 1)
+       uint32_t loadTag; /* dext ID used for logging identity */
+#if CONFIG_FREEZE
+       queue_head_t   task_frozen_cseg_q;  /* queue of csegs frozen to NAND */
+#endif /* CONFIG_FREEZE */
+#if CONFIG_PHYS_WRITE_ACCT
+       uint64_t        task_fs_metadata_writes;
+#endif /* CONFIG_PHYS_WRITE_ACCT */
+       uint32_t task_shared_region_slide;   /* cached here to avoid locking during telemetry */
+       uuid_t   task_shared_region_uuid;
+};
 
 
-#define task_deallocate_internal(task)         \
-                       hw_atomic_sub(&(task)->ref_count, 1)
+/*
+ * EXC_GUARD default delivery behavior for optional Mach port and VM guards.
+ * Applied to new tasks at creation time.
+ */
+extern task_exc_guard_behavior_t task_exc_guard_default;
+
+extern kern_return_t
+    task_violated_guard(mach_exception_code_t, mach_exception_subcode_t, void *);
+
+static inline void
+task_require(struct task *task)
+{
+       zone_id_require(ZONE_ID_TASK, sizeof(struct task), task);
+}
+
+#define task_lock(task)                 lck_mtx_lock(&(task)->lock)
+#define task_lock_assert_owned(task)    LCK_MTX_ASSERT(&(task)->lock, LCK_MTX_ASSERT_OWNED)
+#define task_lock_try(task)             lck_mtx_try_lock(&(task)->lock)
+#define task_unlock(task)               lck_mtx_unlock(&(task)->lock)
+
+#define task_objq_lock_init(task)       lck_mtx_init(&(task)->task_objq_lock, &vm_object_lck_grp, &vm_object_lck_attr)
+#define task_objq_lock_destroy(task)    lck_mtx_destroy(&(task)->task_objq_lock, &vm_object_lck_grp)
+#define task_objq_lock(task)            lck_mtx_lock(&(task)->task_objq_lock)
+#define task_objq_lock_assert_owned(task)       LCK_MTX_ASSERT(&(task)->task_objq_lock, LCK_MTX_ASSERT_OWNED)
+#define task_objq_lock_try(task)        lck_mtx_try_lock(&(task)->task_objq_lock)
+#define task_objq_unlock(task)          lck_mtx_unlock(&(task)->task_objq_lock)
+
+#define itk_lock_init(task)     lck_mtx_init(&(task)->itk_lock_data, &ipc_lck_grp, &ipc_lck_attr)
+#define itk_lock_destroy(task)  lck_mtx_destroy(&(task)->itk_lock_data, &ipc_lck_grp)
+#define itk_lock(task)          lck_mtx_lock(&(task)->itk_lock_data)
+#define itk_unlock(task)        lck_mtx_unlock(&(task)->itk_lock_data)
+
+/* task clear return wait flags */
+#define TCRW_CLEAR_INITIAL_WAIT   0x1
+#define TCRW_CLEAR_FINAL_WAIT     0x2
+#define TCRW_CLEAR_ALL_WAIT       (TCRW_CLEAR_INITIAL_WAIT | TCRW_CLEAR_FINAL_WAIT)
+
+#define TASK_REFERENCE_LEAK_DEBUG 0
+
+#if TASK_REFERENCE_LEAK_DEBUG
+extern void task_reference_internal(task_t task);
+extern os_ref_count_t task_deallocate_internal(task_t task);
+#else
+#define task_reference_internal(task) \
+MACRO_BEGIN                           \
+       task_require(task);               \
+       os_ref_retain(&(task)->ref_count); \
+MACRO_END
+#define task_deallocate_internal(task) os_ref_release(&(task)->ref_count)
+#endif
 
 
-#define task_reference(task)                                   \
-MACRO_BEGIN                                                                            \
-       if ((task) != TASK_NULL)                                        \
-               task_reference_internal(task);                  \
+#define task_reference(task)                                    \
+MACRO_BEGIN                                                                             \
+       if ((task) != TASK_NULL)                                        \
+               task_reference_internal(task);                  \
 MACRO_END
 
 MACRO_END
 
-extern kern_return_t   kernel_task_create(
-                                                       task_t                  task,
-                                                       vm_offset_t             map_base,
-                                                       vm_size_t               map_size,
-                                                       task_t                  *child);
+extern kern_return_t    kernel_task_create(
+       task_t                  task,
+       vm_offset_t             map_base,
+       vm_size_t               map_size,
+       task_t                  *child);
 
 /* Initialize task module */
 
 /* Initialize task module */
-extern void            task_init(void) __attribute__((section("__TEXT, initcode")));
+extern void             task_init(void);
+
+/* coalition_init() calls this to initialize ledgers before task_init() */
+extern void             init_task_ledgers(void);
 
 
-#define        current_task_fast()     (current_thread()->task)
-#define current_task()         current_task_fast()
+#define current_task_fast()     (current_thread()->task)
+#define current_task()          current_task_fast()
+
+extern bool task_is_driver(task_t task);
 
 extern lck_attr_t      task_lck_attr;
 extern lck_grp_t       task_lck_grp;
 
 
 extern lck_attr_t      task_lck_attr;
 extern lck_grp_t       task_lck_grp;
 
-#else  /* MACH_KERNEL_PRIVATE */
+struct task_watchport_elem {
+       task_t                          twe_task;
+       ipc_port_t                      twe_port;     /* (Space lock) */
+};
+
+struct task_watchports {
+       os_refcnt_t                     tw_refcount;           /* (Space lock) */
+       task_t                          tw_task;               /* (Space lock) & tw_refcount == 0 */
+       thread_t                        tw_thread;             /* (Space lock) & tw_refcount == 0 */
+       uint32_t                        tw_elem_array_count;   /* (Space lock) */
+       struct task_watchport_elem      tw_elem[];             /* (Space lock) & (Portlock) & (mq lock) */
+};
+
+#define task_watchports_retain(x)   (os_ref_retain(&(x)->tw_refcount))
+#define task_watchports_release(x)  (os_ref_release(&(x)->tw_refcount))
+
+#define task_watchport_elem_init(elem, task, port) \
+do {                                               \
+       (elem)->twe_task = (task);                 \
+       (elem)->twe_port = (port);                 \
+} while(0)
+
+#define task_watchport_elem_clear(elem) task_watchport_elem_init((elem), NULL, NULL)
+
+extern void
+task_add_turnstile_watchports(
+       task_t          task,
+       thread_t        thread,
+       ipc_port_t      *portwatch_ports,
+       uint32_t        portwatch_count);
+
+extern void
+task_watchport_elem_deallocate(
+       struct          task_watchport_elem *watchport_elem);
+
+extern boolean_t
+task_has_watchports(task_t task);
+
+void
+task_dyld_process_info_update_helper(
+       task_t                  task,
+       size_t                  active_count,
+       vm_map_address_t        magic_addr,
+       ipc_port_t             *release_ports,
+       size_t                  release_count);
+
+#else   /* MACH_KERNEL_PRIVATE */
 
 __BEGIN_DECLS
 
 
 __BEGIN_DECLS
 
-extern task_t  current_task(void);
+extern task_t   current_task(void);
+
+extern void             task_reference(task_t   task);
+extern bool task_is_driver(task_t task);
+
+#define TF_NONE                 0
+
+#define TWF_NONE                 0
+#define TRW_LRETURNWAIT          0x01           /* task is waiting for fork/posix_spawn/exec to complete */
+#define TRW_LRETURNWAITER        0x02           /* task is waiting for TRW_LRETURNWAIT to get cleared */
+
+/* task clear return wait flags */
+#define TCRW_CLEAR_INITIAL_WAIT   0x1
+#define TCRW_CLEAR_FINAL_WAIT     0x2
+#define TCRW_CLEAR_ALL_WAIT       (TCRW_CLEAR_INITIAL_WAIT | TCRW_CLEAR_FINAL_WAIT)
+
+
+#define TPF_NONE                0
+#define TPF_EXEC_COPY           0x00000002                              /* task is the new copy of an exec */
 
 
-extern void            task_reference(task_t   task);
 
 __END_DECLS
 
 
 __END_DECLS
 
-#endif /* MACH_KERNEL_PRIVATE */
+#endif  /* MACH_KERNEL_PRIVATE */
 
 __BEGIN_DECLS
 
 
 __BEGIN_DECLS
 
-#ifdef XNU_KERNEL_PRIVATE
+#ifdef KERNEL_PRIVATE
+extern boolean_t                task_is_app_suspended(task_t task);
+extern bool task_is_exotic(task_t task);
+extern bool task_is_alien(task_t task);
+#endif
+
+#ifdef  XNU_KERNEL_PRIVATE
 
 /* Hold all threads in a task */
 
 /* Hold all threads in a task */
-extern kern_return_t   task_hold(
-                                                       task_t          task);
+extern kern_return_t    task_hold(
+       task_t          task);
 
 /* Wait for task to stop running, either just to get off CPU or to cease being runnable */
 
 /* Wait for task to stop running, either just to get off CPU or to cease being runnable */
-extern kern_return_t   task_wait(
-                                                       task_t          task,
-                                                       boolean_t       until_not_runnable);
+extern kern_return_t    task_wait(
+       task_t          task,
+       boolean_t       until_not_runnable);
 
 /* Release hold on all threads in a task */
 
 /* Release hold on all threads in a task */
-extern kern_return_t   task_release(
-                                                       task_t          task);
+extern kern_return_t    task_release(
+       task_t          task);
+
+/* Suspend/resume a task where the kernel owns the suspend count */
+extern kern_return_t    task_suspend_internal(          task_t          task);
+extern kern_return_t    task_resume_internal(           task_t          task);
 
 /* Suspends a task by placing a hold on its threads */
 extern kern_return_t    task_pidsuspend(
 
 /* Suspends a task by placing a hold on its threads */
 extern kern_return_t    task_pidsuspend(
-                                                       task_t          task);
-extern kern_return_t    task_pidsuspend_locked(
-                                                       task_t          task);
+       task_t          task);
 
 /* Resumes a previously paused task */
 extern kern_return_t    task_pidresume(
 
 /* Resumes a previously paused task */
 extern kern_return_t    task_pidresume(
-                                                       task_t          task);
-
-#if CONFIG_FREEZE
+       task_t          task);
 
 
-/* Freeze a task's resident pages */
-extern kern_return_t   task_freeze(
-                                                       task_t          task,
-                                                       uint32_t        *purgeable_count,
-                                                       uint32_t        *wired_count,
-                                                       uint32_t        *clean_count,
-                                                       uint32_t        *dirty_count,
-                                                       uint32_t        dirty_budget,
-                                                       boolean_t       *shared,
-                                                       boolean_t       walk_only);
+extern kern_return_t    task_send_trace_memory(
+       task_t          task,
+       uint32_t        pid,
+       uint64_t        uniqueid);
 
 
-/* Thaw a currently frozen task */
-extern kern_return_t   task_thaw(
-                                                       task_t          task);
-
-#endif /* CONFIG_FREEZE */
+extern void             task_remove_turnstile_watchports(
+       task_t          task);
 
 
-/* Halt all other threads in the current task */
-extern kern_return_t   task_start_halt(
-                                                       task_t          task);
+extern void             task_transfer_turnstile_watchports(
+       task_t          old_task,
+       task_t          new_task,
+       thread_t        new_thread);
 
 
-/* Wait for other threads to halt and free halting task resources */
-extern void            task_complete_halt(
-                                                       task_t          task);
+#if DEVELOPMENT || DEBUG
 
 
-extern kern_return_t   task_terminate_internal(
-                                                       task_t                  task);
+extern kern_return_t    task_disconnect_page_mappings(
+       task_t          task);
+#endif
 
 
-extern kern_return_t   task_create_internal(
-                                                       task_t          parent_task,
-                                                       boolean_t       inherit_memory,
-                                                       boolean_t       is_64bit,
-                                                       task_t          *child_task);   /* OUT */
+extern void                     tasks_system_suspend(boolean_t suspend);
 
 
-extern kern_return_t   task_importance(
-                                                       task_t                  task,
-                                                       integer_t               importance);
+#if CONFIG_FREEZE
 
 
-extern void            task_vtimer_set(
-                                       task_t          task,
-                                       integer_t       which);
+/* Freeze a task's resident pages */
+extern kern_return_t    task_freeze(
+       task_t          task,
+       uint32_t        *purgeable_count,
+       uint32_t        *wired_count,
+       uint32_t        *clean_count,
+       uint32_t        *dirty_count,
+       uint32_t        dirty_budget,
+       uint32_t        *shared_count,
+       int             *freezer_error_code,
+       boolean_t       eval_only);
 
 
-extern void            task_vtimer_clear(
-                                       task_t          task,
-                                       integer_t       which);
+/* Thaw a currently frozen task */
+extern kern_return_t    task_thaw(
+       task_t          task);
 
 
-extern void            task_vtimer_update(
-                                       task_t          task,
-                                       integer_t       which,
-                                       uint32_t        *microsecs);
+typedef enum {
+       CREDIT_TO_SWAP = 1,
+       DEBIT_FROM_SWAP = 2
+} freezer_acct_op_t;
 
 
-#define        TASK_VTIMER_USER                0x01
-#define        TASK_VTIMER_PROF                0x02
-#define        TASK_VTIMER_RLIM                0x04
+extern void task_update_frozen_to_swap_acct(
+       task_t  task,
+       int64_t amount,
+       freezer_acct_op_t op);
 
 
-extern void            task_set_64bit(
-                                       task_t          task,
-                                       boolean_t       is64bit);
+#endif /* CONFIG_FREEZE */
 
 
-extern void            task_backing_store_privileged(
-                                       task_t          task);
+/* Halt all other threads in the current task */
+extern kern_return_t    task_start_halt(
+       task_t          task);
 
 
-extern void            task_set_dyld_info(
-                                       task_t          task,
-                                       mach_vm_address_t addr,
-                                       mach_vm_size_t size);
+/* Wait for other threads to halt and free halting task resources */
+extern void             task_complete_halt(
+       task_t          task);
+
+extern kern_return_t    task_terminate_internal(
+       task_t                  task);
+
+extern kern_return_t    task_create_internal(
+       task_t          parent_task,
+       coalition_t     *parent_coalitions,
+       boolean_t       inherit_memory,
+       boolean_t       is_64bit,
+       boolean_t       is_64bit_data,
+       uint32_t        flags,
+       uint32_t        procflags,
+       uint8_t         t_returnwaitflags,
+       task_t          *child_task);                                                   /* OUT */
+
+extern kern_return_t    task_set_special_port_internal(
+       task_t                  task,
+       int                     which,
+       ipc_port_t              port);
+
+extern kern_return_t    task_info(
+       task_t                  task,
+       task_flavor_t           flavor,
+       task_info_t             task_info_out,
+       mach_msg_type_number_t  *task_info_count);
+
+extern void             task_power_info_locked(
+       task_t                  task,
+       task_power_info_t       info,
+       gpu_energy_data_t       gpu_energy,
+       task_power_info_v2_t    infov2,
+       uint64_t                *runnable_time);
+
+extern uint64_t         task_gpu_utilisation(
+       task_t   task);
+
+extern uint64_t         task_energy(
+       task_t   task);
+
+extern uint64_t         task_cpu_ptime(
+       task_t   task);
+extern void             task_update_cpu_time_qos_stats(
+       task_t   task,
+       uint64_t *eqos_stats,
+       uint64_t *rqos_stats);
+
+extern void             task_vtimer_set(
+       task_t          task,
+       integer_t       which);
+
+extern void             task_vtimer_clear(
+       task_t          task,
+       integer_t       which);
+
+extern void             task_vtimer_update(
+       task_t          task,
+       integer_t       which,
+       uint32_t        *microsecs);
+
+#define TASK_VTIMER_USER                0x01
+#define TASK_VTIMER_PROF                0x02
+#define TASK_VTIMER_RLIM                0x04
+
+extern void             task_set_64bit(
+       task_t          task,
+       boolean_t       is_64bit,
+       boolean_t       is_64bit_data);
+
+extern boolean_t        task_get_64bit_data(
+       task_t task);
+
+extern void     task_set_platform_binary(
+       task_t task,
+       boolean_t is_platform);
+extern bool     task_set_ca_client_wi(
+       task_t task,
+       boolean_t ca_client_wi);
+
+extern void             task_set_dyld_info(
+       task_t          task,
+       mach_vm_address_t addr,
+       mach_vm_size_t size);
+
+extern void task_set_mach_header_address(
+       task_t task,
+       mach_vm_address_t addr);
 
 /* Get number of activations in a task */
 
 /* Get number of activations in a task */
-extern int             get_task_numacts(
-                                       task_t          task);
-
-extern int get_task_numactivethreads(task_t task);
+extern int              get_task_numacts(
+       task_t          task);
+
+struct label;
+extern kern_return_t task_collect_crash_info(
+       task_t task,
+#if CONFIG_MACF
+       struct label *crash_label,
+#endif
+       int is_corpse_fork);
+void task_port_notify(mach_msg_header_t *msg);
+void task_port_with_flavor_notify(mach_msg_header_t *msg);
+void task_wait_till_threads_terminate_locked(task_t task);
 
 /* JMM - should just be temporary (implementation in bsd_kern still) */
 
 /* JMM - should just be temporary (implementation in bsd_kern still) */
-extern void    set_bsdtask_info(task_t,void *);
+extern void     set_bsdtask_info(task_t, void *);
+extern uint32_t set_task_loadTag(task_t task, uint32_t loadTag);
 extern vm_map_t get_task_map_reference(task_t);
 extern vm_map_t get_task_map_reference(task_t);
-extern vm_map_t        swap_task_map(task_t, thread_t, vm_map_t, boolean_t);
-extern pmap_t  get_task_pmap(task_t);
-extern uint64_t        get_task_resident_size(task_t);
+extern vm_map_t swap_task_map(task_t, thread_t, vm_map_t);
+extern pmap_t   get_task_pmap(task_t);
+extern uint64_t get_task_resident_size(task_t);
+extern uint64_t get_task_compressed(task_t);
+extern uint64_t get_task_resident_max(task_t);
+extern uint64_t get_task_phys_footprint(task_t);
+#if CONFIG_LEDGER_INTERVAL_MAX
+extern uint64_t get_task_phys_footprint_interval_max(task_t, int reset);
+#endif /* CONFIG_FOOTPRINT_INTERVAL_MAX */
+extern uint64_t get_task_phys_footprint_lifetime_max(task_t);
+extern uint64_t get_task_phys_footprint_limit(task_t);
+extern uint64_t get_task_purgeable_size(task_t);
+extern uint64_t get_task_cpu_time(task_t);
+extern uint64_t get_task_dispatchqueue_offset(task_t);
+extern uint64_t get_task_dispatchqueue_serialno_offset(task_t);
+extern uint64_t get_task_dispatchqueue_label_offset(task_t);
+extern uint64_t get_task_uniqueid(task_t task);
+extern int      get_task_version(task_t task);
+
+extern uint64_t get_task_internal(task_t);
+extern uint64_t get_task_internal_compressed(task_t);
+extern uint64_t get_task_purgeable_nonvolatile(task_t);
+extern uint64_t get_task_purgeable_nonvolatile_compressed(task_t);
+extern uint64_t get_task_iokit_mapped(task_t);
+extern uint64_t get_task_alternate_accounting(task_t);
+extern uint64_t get_task_alternate_accounting_compressed(task_t);
+extern uint64_t get_task_memory_region_count(task_t);
+extern uint64_t get_task_page_table(task_t);
+#if CONFIG_FREEZE
+extern uint64_t get_task_frozen_to_swap(task_t);
+#endif
+extern uint64_t get_task_network_nonvolatile(task_t);
+extern uint64_t get_task_network_nonvolatile_compressed(task_t);
+extern uint64_t get_task_wired_mem(task_t);
+extern uint32_t get_task_loadTag(task_t task);
+
+extern uint64_t get_task_tagged_footprint(task_t task);
+extern uint64_t get_task_tagged_footprint_compressed(task_t task);
+extern uint64_t get_task_media_footprint(task_t task);
+extern uint64_t get_task_media_footprint_compressed(task_t task);
+extern uint64_t get_task_graphics_footprint(task_t task);
+extern uint64_t get_task_graphics_footprint_compressed(task_t task);
+extern uint64_t get_task_neural_footprint(task_t task);
+extern uint64_t get_task_neural_footprint_compressed(task_t task);
+
+extern kern_return_t task_convert_phys_footprint_limit(int, int *);
+extern kern_return_t task_set_phys_footprint_limit_internal(task_t, int, int *, boolean_t, boolean_t);
+extern kern_return_t task_get_phys_footprint_limit(task_t task, int *limit_mb);
+
+/* Jetsam memlimit attributes */
+extern boolean_t task_get_memlimit_is_active(task_t task);
+extern boolean_t task_get_memlimit_is_fatal(task_t task);
+extern void task_set_memlimit_is_active(task_t task, boolean_t memlimit_is_active);
+extern void task_set_memlimit_is_fatal(task_t task, boolean_t memlimit_is_fatal);
+extern boolean_t task_has_triggered_exc_resource(task_t task, boolean_t memlimit_is_active);
+extern void task_mark_has_triggered_exc_resource(task_t task, boolean_t memlimit_is_active);
+
+extern void task_set_thread_limit(task_t task, uint16_t thread_limit);
+
+#if XNU_TARGET_OS_OSX
+extern boolean_t task_has_system_version_compat_enabled(task_t task);
+extern void task_set_system_version_compat_enabled(task_t task, boolean_t enable_system_version_compat);
+#endif
 
 
-extern boolean_t       is_kerneltask(task_t task);
+extern boolean_t        is_kerneltask(task_t task);
+extern boolean_t        is_corpsetask(task_t task);
 
 extern kern_return_t check_actforsig(task_t task, thread_t thread, int setast);
 
 extern kern_return_t machine_task_get_state(
 
 extern kern_return_t check_actforsig(task_t task, thread_t thread, int setast);
 
 extern kern_return_t machine_task_get_state(
-                                       task_t task, 
-                                       int flavor, 
-                                       thread_state_t state, 
-                                       mach_msg_type_number_t *state_count);
+       task_t task,
+       int flavor,
+       thread_state_t state,
+       mach_msg_type_number_t *state_count);
 
 extern kern_return_t machine_task_set_state(
 
 extern kern_return_t machine_task_set_state(
-                                       task_t task, 
-                                       int flavor, 
-                                       thread_state_t state, 
-                                       mach_msg_type_number_t state_count);
+       task_t task,
+       int flavor,
+       thread_state_t state,
+       mach_msg_type_number_t state_count);
 
 extern void machine_task_terminate(task_t task);
 
 
 extern void machine_task_terminate(task_t task);
 
@@ -555,132 +926,236 @@ struct _task_ledger_indices {
        int tkm_shared;
        int phys_mem;
        int wired_mem;
        int tkm_shared;
        int phys_mem;
        int wired_mem;
+       int internal;
+       int iokit_mapped;
+       int alternate_accounting;
+       int alternate_accounting_compressed;
+       int page_table;
+       int phys_footprint;
+       int internal_compressed;
+       int purgeable_volatile;
+       int purgeable_nonvolatile;
+       int purgeable_volatile_compressed;
+       int purgeable_nonvolatile_compressed;
+       int tagged_nofootprint;
+       int tagged_footprint;
+       int tagged_nofootprint_compressed;
+       int tagged_footprint_compressed;
+       int network_volatile;
+       int network_nonvolatile;
+       int network_volatile_compressed;
+       int network_nonvolatile_compressed;
+       int media_nofootprint;
+       int media_footprint;
+       int media_nofootprint_compressed;
+       int media_footprint_compressed;
+       int graphics_nofootprint;
+       int graphics_footprint;
+       int graphics_nofootprint_compressed;
+       int graphics_footprint_compressed;
+       int neural_nofootprint;
+       int neural_footprint;
+       int neural_nofootprint_compressed;
+       int neural_footprint_compressed;
+       int platform_idle_wakeups;
+       int interrupt_wakeups;
+#if CONFIG_SCHED_SFI
+       int sfi_wait_times[MAX_SFI_CLASS_ID];
+#endif /* CONFIG_SCHED_SFI */
+       int cpu_time_billed_to_me;
+       int cpu_time_billed_to_others;
+       int physical_writes;
+       int logical_writes;
+       int logical_writes_to_external;
+       int energy_billed_to_me;
+       int energy_billed_to_others;
+#if DEBUG || DEVELOPMENT
+       int pages_grabbed;
+       int pages_grabbed_kern;
+       int pages_grabbed_iopl;
+       int pages_grabbed_upl;
+#endif
+#if CONFIG_FREEZE
+       int frozen_to_swap;
+#endif /* CONFIG_FREEZE */
+#if CONFIG_PHYS_WRITE_ACCT
+       int fs_metadata_writes;
+#endif /* CONFIG_PHYS_WRITE_ACCT */
 };
 extern struct _task_ledger_indices task_ledgers;
 
 };
 extern struct _task_ledger_indices task_ledgers;
 
-int proc_get_task_bg_policy(task_t task);
-int proc_get_thread_bg_policy(task_t task, uint64_t tid);
-int proc_get_self_isbackground(void);
-int proc_get_selfthread_isbackground(void);
-
-int proc_get_darwinbgstate(task_t, uint32_t *);
-int proc_set_bgtaskpolicy(task_t task, int intval);
-int proc_set_and_apply_bgtaskpolicy(task_t task, int intval);
-int proc_set_bgthreadpolicy(task_t task, uint64_t tid, int val);
-int proc_set_and_apply_bgthreadpolicy(task_t task, uint64_t tid, int val);
-
-int proc_add_bgtaskpolicy(task_t task, int val);
-int proc_add_bgthreadpolicy(task_t task, uint64_t tid, int val);
-int proc_remove_bgtaskpolicy(task_t task, int policy);
-int proc_remove_bgthreadpolicy(task_t task, uint64_t tid, int val);
-
-int proc_apply_bgtaskpolicy(task_t task);
-int proc_apply_bgtaskpolicy_external(task_t task);
-int proc_apply_bgthreadpolicy(task_t task, uint64_t tid);
-int proc_apply_bgtask_selfpolicy(void);
-int proc_apply_bgthread_selfpolicy(void);
-int proc_apply_workq_bgthreadpolicy(thread_t);
-
-int proc_restore_bgtaskpolicy(task_t task);
-int proc_restore_bgthreadpolicy(task_t task, uint64_t tid);
-int proc_restore_bgthread_selfpolicy(void);
-int proc_restore_workq_bgthreadpolicy(thread_t);
-void proc_task_remove_throttle(task_t task);
-
-/* hw access routines */
-int proc_apply_task_diskacc(task_t task, int policy);
-int proc_apply_thread_diskacc(task_t task, uint64_t tid, int policy);
-int proc_apply_thread_selfdiskacc(int policy);
-int proc_get_task_disacc(task_t task);
-int proc_get_task_selfdiskacc(void);
-int proc_get_diskacc(thread_t thread);
-int proc_get_thread_selfdiskacc(void);
-int proc_denyinherit_policy(task_t task);
-int proc_denyselfset_policy(task_t task);
-
-int proc_get_task_selfgpuacc_deny(void);
-int proc_apply_task_gpuacc(task_t task, int prio);
-
-int proc_get_task_ruse_cpu(task_t task, uint32_t * policyp, uint32_t * percentagep, uint64_t * intervalp, uint64_t * deadlinep);
-int proc_set_task_ruse_cpu(task_t task, uint32_t policy, uint32_t percentage, uint64_t interval, uint64_t deadline);
-int proc_clear_task_ruse_cpu(task_t task);
-thread_t task_findtid(task_t, uint64_t);
-
-#define TASK_RUSECPU_FLAGS_PROC_LIMIT  0x1
-#define TASK_RUSECPU_FLAGS_PERTHR_LIMIT        0x2
-#define TASK_RUSECPU_FLAGS_DEADLINE            0x4
-
-#define PROC_POLICY_OSX_APPTYPE_NONE           0
-#if CONFIG_EMBEDDED
-#define PROC_POLICY_IOS_RESV1_APPTYPE          1
-#define PROC_POLICY_IOS_APPLE_DAEMON           2
-#define PROC_POLICY_IOS_APPTYPE                        3
-#define PROC_POLICY_IOS_NONUITYPE              4
-#else
-#define PROC_POLICY_OSX_APPTYPE_TAL            1
-#define PROC_POLICY_OSX_APPTYPE_WIDGET         2
-#define PROC_POLICY_OSX_APPTYPE_DBCLIENT       2       /* Not a bug, just rename of widget */
-#endif
+/* requires task to be unlocked, returns a referenced thread */
+thread_t task_findtid(task_t task, uint64_t tid);
+int pid_from_task(task_t task);
 
 
-void proc_set_task_apptype(task_t task, int type, thread_t thread);
-int proc_disable_task_apptype(task_t task, int policy_subtype);
-int proc_enable_task_apptype(task_t task, int policy_subtype);
+extern kern_return_t task_wakeups_monitor_ctl(task_t task, uint32_t *rate_hz, int32_t *flags);
+extern kern_return_t task_cpu_usage_monitor_ctl(task_t task, uint32_t *flags);
+extern void task_rollup_accounting_info(task_t new_task, task_t parent_task);
+extern kern_return_t task_io_monitor_ctl(task_t task, uint32_t *flags);
+extern void task_set_did_exec_flag(task_t task);
+extern void task_clear_exec_copy_flag(task_t task);
+extern boolean_t task_is_exec_copy(task_t);
+extern boolean_t task_did_exec(task_t task);
+#ifdef CONFIG_32BIT_TELEMETRY
+extern boolean_t task_consume_32bit_log_flag(task_t task);
+extern void task_set_32bit_log_flag(task_t task);
+#endif /* CONFIG_32BIT_TELEMETRY */
+extern boolean_t task_is_active(task_t task);
+extern boolean_t task_is_halting(task_t task);
+extern void task_clear_return_wait(task_t task, uint32_t flags);
+extern void task_wait_to_return(void) __attribute__((noreturn));
+extern event_t task_get_return_wait_event(task_t task);
 
 
-#if CONFIG_EMBEDDED
-extern int proc_setthread_saved_importance(thread_t thread, int importance);
-#endif
+extern void task_bank_reset(task_t task);
+extern void task_bank_init(task_t task);
+
+#if CONFIG_ARCADE
+extern void task_prep_arcade(task_t task, thread_t thread);
+#endif /* CONFIG_ARCADE */
+
+extern int task_pid(task_t task);
+
+#if __has_feature(ptrauth_calls)
+char *task_get_vm_shared_region_id_and_jop_pid(task_t task, uint64_t *);
+void task_set_shared_region_id(task_t task, char *id);
+#endif /* __has_feature(ptrauth_calls) */
+
+extern boolean_t task_has_assertions(task_t task);
+/* End task_policy */
 
 
-/* BSD call back functions */
-extern int proc_apply_resource_actions(void * p, int type, int action);
-extern int proc_restore_resource_actions(void * p, int type, int action);
-extern int task_restore_resource_actions(task_t task, int type);
+extern void      task_set_gpu_denied(task_t task, boolean_t denied);
+extern boolean_t task_is_gpu_denied(task_t task);
 
 
-extern void proc_apply_task_networkbg(void * bsd_info);
-extern void proc_restore_task_networkbg(void * bsd_info);
-extern void proc_set_task_networkbg(void * bsd_info, int setbg);
-extern int task_clear_cpuusage(task_t task);
+extern queue_head_t * task_io_user_clients(task_t task);
+extern void     task_set_message_app_suspended(task_t task, boolean_t enable);
 
 
-#if CONFIG_EMBEDDED
-#define TASK_APPSTATE_NONE              0
-#define TASK_APPSTATE_ACTIVE            1
-#define TASK_APPSTATE_BACKGROUND        2
-#define TASK_APPSTATE_NONUI             3
-#define TASK_APPSTATE_INACTIVE          4
+extern void task_copy_fields_for_exec(task_t dst_task, task_t src_task);
 
 
-extern int proc_lf_getappstate(task_t task);
-extern int proc_lf_setappstate(task_t task, int state);
-extern int proc_lf_pidbind(task_t curtask, uint64_t tid, task_t target_task, int bind);
-extern void thead_remove_taskwatch(thread_t thread);
-extern void task_removewatchers(task_t task);
-#endif /* CONFIG_EMBEDDED */
+extern void task_copy_vmobjects(task_t task, vm_object_query_t query, size_t len, size_t *num);
 
 
-#endif /* XNU_KERNEL_PRIVATE */
+extern void task_set_filter_msg_flag(task_t task, boolean_t flag);
+extern boolean_t task_get_filter_msg_flag(task_t task);
 
 
-#ifdef KERNEL_PRIVATE
+extern void task_transfer_mach_filter_bits(task_t new_task, task_t old_mask);
 
 
-extern void    *get_bsdtask_info(task_t);
-extern void    *get_bsdthreadtask_info(thread_t);
+#if __has_feature(ptrauth_calls)
+extern bool task_is_pac_exception_fatal(task_t task);
+extern void task_set_pac_exception_fatal_flag(task_t task);
+#endif /*__has_feature(ptrauth_calls)*/
+
+extern void task_set_tecs(task_t task);
+
+#endif  /* XNU_KERNEL_PRIVATE */
+
+#ifdef  KERNEL_PRIVATE
+
+extern void     *get_bsdtask_info(task_t);
+extern void     *get_bsdthreadtask_info(thread_t);
+extern void task_bsdtask_kill(task_t);
 extern vm_map_t get_task_map(task_t);
 extern vm_map_t get_task_map(task_t);
-extern ledger_t        get_task_ledger(task_t);
+extern ledger_t get_task_ledger(task_t);
 
 extern boolean_t get_task_pidsuspended(task_t);
 
 extern boolean_t get_task_pidsuspended(task_t);
+extern boolean_t get_task_suspended(task_t);
 extern boolean_t get_task_frozen(task_t);
 
 /* Convert from a task to a port */
 extern ipc_port_t convert_task_to_port(task_t);
 extern boolean_t get_task_frozen(task_t);
 
 /* Convert from a task to a port */
 extern ipc_port_t convert_task_to_port(task_t);
-
-/* Convert from a task name to a port */
+extern ipc_port_t convert_task_to_port_pinned(task_t);
 extern ipc_port_t convert_task_name_to_port(task_name_t);
 extern ipc_port_t convert_task_name_to_port(task_name_t);
+extern ipc_port_t convert_task_inspect_to_port(task_inspect_t);
+extern ipc_port_t convert_task_read_to_port(task_read_t);
+extern ipc_port_t convert_task_suspension_token_to_port(task_suspension_token_t task);
+
+/* Convert from a port (in this case, an SO right to a task's resume port) to a task. */
+extern task_suspension_token_t convert_port_to_task_suspension_token(ipc_port_t port);
+
+extern boolean_t task_suspension_notify(mach_msg_header_t *);
+
+#define TASK_WRITE_IMMEDIATE                 0x1
+#define TASK_WRITE_DEFERRED                  0x2
+#define TASK_WRITE_INVALIDATED               0x4
+#define TASK_WRITE_METADATA                  0x8
+extern void     task_update_logical_writes(task_t task, uint32_t io_size, int flags, void *vp);
+
+__enum_decl(task_balance_flags_t, uint8_t, {
+       TASK_BALANCE_CREDIT                 = 0x1,
+       TASK_BALANCE_DEBIT                  = 0x2,
+});
+
+__enum_decl(task_physical_write_flavor_t, uint8_t, {
+       TASK_PHYSICAL_WRITE_METADATA        = 0x1,
+});
+extern void     task_update_physical_writes(task_t task, task_physical_write_flavor_t flavor,
+    uint64_t io_size, task_balance_flags_t flags);
+
+#if CONFIG_SECLUDED_MEMORY
+extern void task_set_can_use_secluded_mem(
+       task_t task,
+       boolean_t can_use_secluded_mem);
+extern void task_set_could_use_secluded_mem(
+       task_t task,
+       boolean_t could_use_secluded_mem);
+extern void task_set_could_also_use_secluded_mem(
+       task_t task,
+       boolean_t could_also_use_secluded_mem);
+extern boolean_t task_can_use_secluded_mem(
+       task_t task,
+       boolean_t is_allocate);
+extern boolean_t task_could_use_secluded_mem(task_t task);
+extern boolean_t task_could_also_use_secluded_mem(task_t task);
+#endif /* CONFIG_SECLUDED_MEMORY */
+
+extern void task_set_darkwake_mode(task_t, boolean_t);
+extern boolean_t task_get_darkwake_mode(task_t);
+
+#if __arm64__
+extern void task_set_legacy_footprint(task_t task);
+extern void task_set_extra_footprint_limit(task_t task);
+extern void task_set_ios13extended_footprint_limit(task_t task);
+#endif /* __arm64__ */
+
+#if CONFIG_MACF
+extern struct label *get_task_crash_label(task_t task);
+#endif /* CONFIG_MACF */
+
+extern int get_task_cdhash(task_t task, char cdhash[]);
+
+#endif  /* KERNEL_PRIVATE */
+
+extern task_t   kernel_task;
+
+extern void             task_deallocate(
+       task_t          task);
+
+extern void             task_name_deallocate(
+       task_name_t             task_name);
+
+extern void             task_policy_set_deallocate(
+       task_policy_set_t       task_policy_set);
+
+extern void             task_policy_get_deallocate(
+       task_policy_get_t       task_policy_get);
+
+extern void             task_inspect_deallocate(
+       task_inspect_t          task_inspect);
+
+extern void             task_read_deallocate(
+       task_read_t          task_read);
+
+extern void             task_suspension_token_deallocate(
+       task_suspension_token_t token);
+
+extern boolean_t task_self_region_footprint(void);
+extern void task_self_region_footprint_set(boolean_t newval);
+extern void task_ledgers_footprint(ledger_t ledger,
+    ledger_amount_t *ledger_resident,
+    ledger_amount_t *ledger_compressed);
+extern void task_set_memory_ownership_transfer(
+       task_t task,
+       boolean_t value);
 
 
-#endif /* KERNEL_PRIVATE */
-
-extern task_t  kernel_task;
-
-extern void            task_deallocate(
-                                       task_t          task);
 
 
-extern void            task_name_deallocate(
-                                       task_name_t             task_name);
 __END_DECLS
 
 __END_DECLS
 
-#endif /* _KERN_TASK_H_ */
+#endif  /* _KERN_TASK_H_ */
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