#ifndef _KERN_TASK_H_
#define _KERN_TASK_H_
#include <kern/kern_types.h>
#include <mach/mach_types.h>
#include <sys/cdefs.h>
#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
#ifdef MACH_KERNEL_PRIVATE
#include <mach/boolean.h>
#include <mach/port.h>
#include <mach/time_value.h>
#include <mach/message.h>
#include <mach/mach_param.h>
#include <mach/task_info.h>
#include <mach/exception_types.h>
#include <mach/vm_statistics.h>
#include <machine/task.h>
#if MONOTONIC
#include <machine/monotonic.h>
#endif
#include <kern/cpu_data.h>
#include <kern/queue.h>
#include <kern/exception.h>
#include <kern/locks.h>
#include <security/_label.h>
#include <ipc/ipc_port.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;
};
struct task_watchports;
#include <bank/bank_internal.h>
struct task {
decl_lck_mtx_data(, lock);
os_refcnt_t ref_count;
bool active;
bool ipc_active;
bool halting;
bool message_app_suspended;
uint32_t vtimers;
vm_map_t XNU_PTRAUTH_SIGNED_PTR("task.map") map;
queue_chain_t tasks;
struct task_watchports *watchports;
turnstile_inheritor_t returnwait_inheritor;
#if defined(CONFIG_SCHED_MULTIQ)
sched_group_t sched_group;
#endif
queue_head_t threads;
struct restartable_ranges *restartable_ranges;
processor_set_t pset_hint;
struct affinity_space *affinity_space;
int thread_count;
uint32_t active_thread_count;
int suspend_count;
integer_t user_stop_count;
integer_t legacy_stop_count;
int16_t priority;
int16_t max_priority;
integer_t importance;
security_token_t sec_token;
audit_token_t audit_token;
uint64_t total_user_time;
uint64_t total_system_time;
uint64_t total_ptime;
uint64_t total_runnable_time;
decl_lck_mtx_data(, itk_lock_data);
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;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_self") itk_self;
struct exception_action exc_actions[EXC_TYPES_COUNT];
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_host") itk_host;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_bootstrap") itk_bootstrap;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_seatbelt") itk_seatbelt;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_gssd") itk_gssd;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_debug_control") itk_debug_control;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_access") itk_task_access;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_resume") itk_resume;
struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_registered") itk_registered[TASK_PORT_REGISTER_MAX];
ipc_port_t * XNU_PTRAUTH_SIGNED_PTR("task.itk_dyld_notify") itk_dyld_notify;
struct ipc_space * XNU_PTRAUTH_SIGNED_PTR("task.itk_space") itk_space;
ledger_t ledger;
queue_head_t semaphore_list;
int semaphores_owned;
unsigned int priv_flags;
#define VM_BACKING_STORE_PRIV 0x1
MACHINE_TASK
counter_t faults;
integer_t decompressions;
integer_t pageins;
integer_t cow_faults;
integer_t messages_sent;
integer_t messages_received;
integer_t syscalls_mach;
integer_t syscalls_unix;
uint32_t c_switch;
uint32_t p_switch;
uint32_t ps_switch;
#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;
uint8_t * mach_kobj_filter_mask;
#endif
struct vm_shared_region *shared_region;
#if __has_feature(ptrauth_calls)
char *shared_region_id;
bool shared_region_auth_remapped;
#endif
volatile uint32_t t_flags;
#define TF_NONE 0
#define TF_64B_ADDR 0x00000001
#define TF_64B_DATA 0x00000002
#define TF_CPUMON_WARNING 0x00000004
#define TF_WAKEMON_WARNING 0x00000008
#define TF_TELEMETRY (TF_CPUMON_WARNING | TF_WAKEMON_WARNING)
#define TF_GPU_DENIED 0x00000010
#define TF_CORPSE 0x00000020
#define TF_PENDING_CORPSE 0x00000040
#define TF_CORPSE_FORK 0x00000080
#define TF_PLATFORM 0x00000400
#define TF_CA_CLIENT_WI 0x00000800
#define TF_DARKWAKE_MODE 0x00001000
#define TF_NO_SMT 0x00002000
#define TF_FILTER_MSG 0x00004000
#define TF_SYS_VERSION_COMPAT 0x00008000
#define TF_PAC_EXC_FATAL 0x00010000
#define TF_TECS 0x00020000
#if defined(__x86_64__)
#define TF_INSN_COPY_OPTOUT 0x00040000
#endif
#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)
#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)
#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;
#define TPF_NONE 0
#define TPF_DID_EXEC 0x00000001
#define TPF_EXEC_COPY 0x00000002
#ifdef CONFIG_32BIT_TELEMETRY
#define TPF_LOG_32BIT_TELEMETRY 0x00000004
#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
#define TRW_LRETURNWAITER 0x02
mach_vm_address_t all_image_info_addr;
mach_vm_size_t all_image_info_size;
#if KPC
#define TASK_KPC_FORCED_ALL_CTRS 0x2
uint32_t t_kpc;
#endif
boolean_t pidsuspended;
boolean_t frozen;
boolean_t changing_freeze_state;
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_percentage;
uint8_t rusage_cpu_perthr_percentage;
#if MACH_ASSERT
int8_t suspends_outstanding;
#endif
uint64_t rusage_cpu_interval;
uint64_t rusage_cpu_perthr_interval;
uint64_t rusage_cpu_deadline;
thread_call_t rusage_cpu_callt;
#if CONFIG_TASKWATCH
queue_head_t task_watchers;
int num_taskwatchers;
int watchapplying;
#endif
struct bank_task *bank_context;
#if IMPORTANCE_INHERITANCE
struct ipc_importance_task *task_imp_base;
#endif
vm_extmod_statistics_data_t extmod_statistics;
struct task_requested_policy requested_policy;
struct task_effective_policy effective_policy;
uint32_t low_mem_notified_warn :1,
low_mem_notified_critical :1,
purged_memory_warn :1,
purged_memory_critical :1,
low_mem_privileged_listener :1,
mem_notify_reserved :27;
uint32_t memlimit_is_active :1,
memlimit_is_fatal :1,
memlimit_active_exc_resource :1,
memlimit_inactive_exc_resource :1,
memlimit_attrs_reserved :28;
io_stat_info_t task_io_stats;
struct task_writes_counters task_writes_counters_internal;
struct task_writes_counters task_writes_counters_external;
struct _cpu_time_qos_stats cpu_time_eqos_stats;
struct _cpu_time_qos_stats cpu_time_rqos_stats;
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
struct mt_task task_monotonic;
#endif
uint8_t task_can_transfer_memory_ownership;
uint8_t task_objects_disowning;
uint8_t task_objects_disowned;
int task_volatile_objects;
int task_nonvolatile_objects;
int task_owned_objects;
queue_head_t task_objq;
decl_lck_mtx_data(, task_objq_lock);
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
unsigned int task_region_footprint:1;
unsigned int task_has_crossed_thread_limit:1;
uint32_t exec_token;
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
#if HYPERVISOR
void * XNU_PTRAUTH_SIGNED_PTR("task.hv_task_target") hv_task_target;
#endif
#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
task_exc_guard_behavior_t task_exc_guard;
queue_head_t io_user_clients;
mach_vm_address_t mach_header_vm_address;
uint32_t loadTag;
#if CONFIG_FREEZE
queue_head_t task_frozen_cseg_q;
#endif
#if CONFIG_PHYS_WRITE_ACCT
uint64_t task_fs_metadata_writes;
#endif
uint32_t task_shared_region_slide;
uuid_t task_shared_region_uuid;
};
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)
#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); \
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 void task_init(void);
extern void init_task_ledgers(void);
#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;
struct task_watchport_elem {
task_t twe_task;
ipc_port_t twe_port;
};
struct task_watchports {
os_refcnt_t tw_refcount;
task_t tw_task;
thread_t tw_thread;
uint32_t tw_elem_array_count;
struct task_watchport_elem tw_elem[];
};
#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
__BEGIN_DECLS
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
#define TRW_LRETURNWAITER 0x02
#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
__END_DECLS
#endif
__BEGIN_DECLS
#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
extern kern_return_t task_hold(
task_t task);
extern kern_return_t task_wait(
task_t task,
boolean_t until_not_runnable);
extern kern_return_t task_release(
task_t task);
extern kern_return_t task_suspend_internal( task_t task);
extern kern_return_t task_resume_internal( task_t task);
extern kern_return_t task_pidsuspend(
task_t task);
extern kern_return_t task_pidresume(
task_t task);
extern kern_return_t task_send_trace_memory(
task_t task,
uint32_t pid,
uint64_t uniqueid);
extern void task_remove_turnstile_watchports(
task_t task);
extern void task_transfer_turnstile_watchports(
task_t old_task,
task_t new_task,
thread_t new_thread);
#if DEVELOPMENT || DEBUG
extern kern_return_t task_disconnect_page_mappings(
task_t task);
#endif
extern void tasks_system_suspend(boolean_t suspend);
#if CONFIG_FREEZE
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 kern_return_t task_thaw(
task_t task);
typedef enum {
CREDIT_TO_SWAP = 1,
DEBIT_FROM_SWAP = 2
} freezer_acct_op_t;
extern void task_update_frozen_to_swap_acct(
task_t task,
int64_t amount,
freezer_acct_op_t op);
#endif
extern kern_return_t task_start_halt(
task_t task);
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);
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);
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);
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 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
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);
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_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(
task_t task,
int flavor,
thread_state_t state,
mach_msg_type_number_t *state_count);
extern kern_return_t machine_task_set_state(
task_t task,
int flavor,
thread_state_t state,
mach_msg_type_number_t state_count);
extern void machine_task_terminate(task_t task);
struct _task_ledger_indices {
int cpu_time;
int tkm_private;
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
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
#if CONFIG_PHYS_WRITE_ACCT
int fs_metadata_writes;
#endif
};
extern struct _task_ledger_indices task_ledgers;
thread_t task_findtid(task_t task, uint64_t tid);
int pid_from_task(task_t task);
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
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);
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
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
extern boolean_t task_has_assertions(task_t task);
extern void task_set_gpu_denied(task_t task, boolean_t denied);
extern boolean_t task_is_gpu_denied(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);
extern void task_copy_fields_for_exec(task_t dst_task, task_t src_task);
extern void task_copy_vmobjects(task_t task, vm_object_query_t query, size_t len, size_t *num);
extern void task_set_filter_msg_flag(task_t task, boolean_t flag);
extern boolean_t task_get_filter_msg_flag(task_t task);
extern void task_transfer_mach_filter_bits(task_t new_task, task_t old_mask);
#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
extern void task_set_tecs(task_t task);
#endif
#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 ledger_t get_task_ledger(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);
extern ipc_port_t convert_task_to_port(task_t);
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_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);
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
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
#if CONFIG_MACF
extern struct label *get_task_crash_label(task_t task);
#endif
extern int get_task_cdhash(task_t task, char cdhash[]);
#endif
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);
__END_DECLS
#endif