/*
 * Copyright (c) 2000-2007, 2015 Apple Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 *
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */
/*
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988,1987 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.
 *
 * 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
 *
 *  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.
 */
/*
 *	Machine-independent task information structures and definitions.
 *
 *	The definitions in this file are exported to the user.  The kernel
 *	will translate its internal data structures to these structures
 *	as appropriate.
 *
 */

#ifndef _MACH_TASK_INFO_H_
#define _MACH_TASK_INFO_H_

#include <mach/message.h>
#include <mach/machine/vm_types.h>
#include <mach/time_value.h>
#include <mach/policy.h>
#include <mach/vm_statistics.h> /* for vm_extmod_statistics_data_t */
#include <Availability.h>

#include <sys/cdefs.h>

/*
 *	Generic information structure to allow for expansion.
 */
typedef natural_t       task_flavor_t;
typedef integer_t       *task_info_t;           /* varying array of int */

/* Deprecated, use per structure _data_t's instead */
#define TASK_INFO_MAX   (1024)          /* maximum array size */
typedef integer_t       task_info_data_t[TASK_INFO_MAX];

/*
 *	Currently defined information structures.
 */

#pragma pack(push, 4)

/* Don't use this, use MACH_TASK_BASIC_INFO instead */
#define TASK_BASIC_INFO_32      4       /* basic information */
#define TASK_BASIC2_INFO_32      6

struct task_basic_info_32 {
	integer_t       suspend_count;  /* suspend count for task */
	natural_t       virtual_size;   /* virtual memory size (bytes) */
	natural_t       resident_size;  /* resident memory size (bytes) */
	time_value_t    user_time;      /* total user run time for
	                                 *  terminated threads */
	time_value_t    system_time;    /* total system run time for
	                                 *  terminated threads */
	policy_t        policy;         /* default policy for new threads */
};
typedef struct task_basic_info_32       task_basic_info_32_data_t;
typedef struct task_basic_info_32       *task_basic_info_32_t;
#define TASK_BASIC_INFO_32_COUNT   \
	        (sizeof(task_basic_info_32_data_t) / sizeof(natural_t))

/* Don't use this, use MACH_TASK_BASIC_INFO instead */
struct task_basic_info_64 {
	integer_t       suspend_count;  /* suspend count for task */
#if defined(__arm__) || defined(__arm64__)
	mach_vm_size_t  virtual_size;   /* virtual memory size (bytes) */
	mach_vm_size_t  resident_size;  /* resident memory size (bytes) */
#else /* defined(__arm__) || defined(__arm64__) */
	mach_vm_size_t  virtual_size;   /* virtual memory size (bytes) */
	mach_vm_size_t  resident_size;  /* resident memory size (bytes) */
#endif /* defined(__arm__) || defined(__arm64__) */
	time_value_t    user_time;      /* total user run time for
	                                 *  terminated threads */
	time_value_t    system_time;    /* total system run time for
	                                 *  terminated threads */
	policy_t        policy;         /* default policy for new threads */
};
typedef struct task_basic_info_64       task_basic_info_64_data_t;
typedef struct task_basic_info_64       *task_basic_info_64_t;

#if defined(__arm__) || defined(__arm64__)
	#if   defined(__arm__) && defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && (__IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_5_0)
/*
 * Note: arm64 can't use the old flavor.  If you somehow manage to,
 * you can cope with the nonsense data yourself.
 */
	#define TASK_BASIC_INFO_64      5
	#define TASK_BASIC_INFO_64_COUNT   \
	        (sizeof(task_basic_info_64_data_t) / sizeof(natural_t))

	#else

	#define TASK_BASIC_INFO_64              TASK_BASIC_INFO_64_2
	#define TASK_BASIC_INFO_64_COUNT        TASK_BASIC_INFO_64_2_COUNT
	#endif
#else /* defined(__arm__) || defined(__arm64__) */
#define TASK_BASIC_INFO_64      5       /* 64-bit capable basic info */
#define TASK_BASIC_INFO_64_COUNT   \
	        (sizeof(task_basic_info_64_data_t) / sizeof(natural_t))
#endif


/* localized structure - cannot be safely passed between tasks of differing sizes */
/* Don't use this, use MACH_TASK_BASIC_INFO instead */
struct task_basic_info {
	integer_t       suspend_count;  /* suspend count for task */
	vm_size_t       virtual_size;   /* virtual memory size (bytes) */
	vm_size_t       resident_size;  /* resident memory size (bytes) */
	time_value_t    user_time;      /* total user run time for
	                                 *  terminated threads */
	time_value_t    system_time;    /* total system run time for
	                                 *  terminated threads */
	policy_t        policy;         /* default policy for new threads */
};

typedef struct task_basic_info          task_basic_info_data_t;
typedef struct task_basic_info          *task_basic_info_t;
#define TASK_BASIC_INFO_COUNT   \
	        (sizeof(task_basic_info_data_t) / sizeof(natural_t))
#if !defined(__LP64__)
#define TASK_BASIC_INFO TASK_BASIC_INFO_32
#else
#define TASK_BASIC_INFO TASK_BASIC_INFO_64
#endif



#define TASK_EVENTS_INFO        2       /* various event counts */

struct task_events_info {
	integer_t       faults;         /* number of page faults */
	integer_t       pageins;        /* number of actual pageins */
	integer_t       cow_faults;     /* number of copy-on-write faults */
	integer_t       messages_sent;  /* number of messages sent */
	integer_t       messages_received; /* number of messages received */
	integer_t       syscalls_mach;  /* number of mach system calls */
	integer_t       syscalls_unix;  /* number of unix system calls */
	integer_t       csw;            /* number of context switches */
};
typedef struct task_events_info         task_events_info_data_t;
typedef struct task_events_info         *task_events_info_t;
#define TASK_EVENTS_INFO_COUNT          ((mach_msg_type_number_t) \
	        (sizeof(task_events_info_data_t) / sizeof(natural_t)))

#define TASK_THREAD_TIMES_INFO  3       /* total times for live threads -
	                                 *  only accurate if suspended */

struct task_thread_times_info {
	time_value_t    user_time;      /* total user run time for
	                                 *  live threads */
	time_value_t    system_time;    /* total system run time for
	                                 *  live threads */
};

typedef struct task_thread_times_info   task_thread_times_info_data_t;
typedef struct task_thread_times_info   *task_thread_times_info_t;
#define TASK_THREAD_TIMES_INFO_COUNT    ((mach_msg_type_number_t) \
	        (sizeof(task_thread_times_info_data_t) / sizeof(natural_t)))

#define TASK_ABSOLUTETIME_INFO  1

struct task_absolutetime_info {
	uint64_t                total_user;
	uint64_t                total_system;
	uint64_t                threads_user;   /* existing threads only */
	uint64_t                threads_system;
};

typedef struct task_absolutetime_info   task_absolutetime_info_data_t;
typedef struct task_absolutetime_info   *task_absolutetime_info_t;
#define TASK_ABSOLUTETIME_INFO_COUNT    ((mach_msg_type_number_t) \
	        (sizeof (task_absolutetime_info_data_t) / sizeof (natural_t)))

#define TASK_KERNELMEMORY_INFO  7

struct task_kernelmemory_info {
	uint64_t                total_palloc;   /* private kernel mem alloc'ed */
	uint64_t                total_pfree;    /* private kernel mem freed */
	uint64_t                total_salloc;   /* shared kernel mem alloc'ed */
	uint64_t                total_sfree;    /* shared kernel mem freed */
};

typedef struct task_kernelmemory_info   task_kernelmemory_info_data_t;
typedef struct task_kernelmemory_info   *task_kernelmemory_info_t;
#define TASK_KERNELMEMORY_INFO_COUNT    ((mach_msg_type_number_t) \
	        (sizeof (task_kernelmemory_info_data_t) / sizeof (natural_t)))

#define TASK_SECURITY_TOKEN             13
#define TASK_SECURITY_TOKEN_COUNT       ((mach_msg_type_number_t) \
	        (sizeof(security_token_t) / sizeof(natural_t)))

#define TASK_AUDIT_TOKEN                15
#define TASK_AUDIT_TOKEN_COUNT  \
	        (sizeof(audit_token_t) / sizeof(natural_t))


#define TASK_AFFINITY_TAG_INFO          16      /* This is experimental. */

struct task_affinity_tag_info {
	integer_t               set_count;
	integer_t               min;
	integer_t               max;
	integer_t               task_count;
};
typedef struct task_affinity_tag_info   task_affinity_tag_info_data_t;
typedef struct task_affinity_tag_info   *task_affinity_tag_info_t;
#define TASK_AFFINITY_TAG_INFO_COUNT    \
	        (sizeof(task_affinity_tag_info_data_t) / sizeof(natural_t))

#define TASK_DYLD_INFO                  17

struct task_dyld_info {
	mach_vm_address_t       all_image_info_addr;
	mach_vm_size_t          all_image_info_size;
	integer_t               all_image_info_format;
};
typedef struct task_dyld_info   task_dyld_info_data_t;
typedef struct task_dyld_info   *task_dyld_info_t;
#define TASK_DYLD_INFO_COUNT    \
	        (sizeof(task_dyld_info_data_t) / sizeof(natural_t))
#define TASK_DYLD_ALL_IMAGE_INFO_32     0       /* format value */
#define TASK_DYLD_ALL_IMAGE_INFO_64     1       /* format value */

#if defined(__arm__) || defined(__arm64__)

/* Don't use this, use MACH_TASK_BASIC_INFO instead */
/* Compatibility for old 32-bit mach_vm_*_t */
#define TASK_BASIC_INFO_64_2     18       /* 64-bit capable basic info */

struct task_basic_info_64_2 {
	integer_t       suspend_count;  /* suspend count for task */
	mach_vm_size_t  virtual_size;   /* virtual memory size (bytes) */
	mach_vm_size_t  resident_size;  /* resident memory size (bytes) */
	time_value_t    user_time;      /* total user run time for
	                                 *  terminated threads */
	time_value_t    system_time;    /* total system run time for
	                                 *  terminated threads */
	policy_t        policy;         /* default policy for new threads */
};
typedef struct task_basic_info_64_2       task_basic_info_64_2_data_t;
typedef struct task_basic_info_64_2       *task_basic_info_64_2_t;
#define TASK_BASIC_INFO_64_2_COUNT   \
	        (sizeof(task_basic_info_64_2_data_t) / sizeof(natural_t))
#endif

#define TASK_EXTMOD_INFO                        19

struct task_extmod_info {
	unsigned char   task_uuid[16];
	vm_extmod_statistics_data_t             extmod_statistics;
};
typedef struct task_extmod_info task_extmod_info_data_t;
typedef struct task_extmod_info *task_extmod_info_t;
#define TASK_EXTMOD_INFO_COUNT  \
	        (sizeof(task_extmod_info_data_t) / sizeof(natural_t))


#define MACH_TASK_BASIC_INFO     20         /* always 64-bit basic info */
struct mach_task_basic_info {
	mach_vm_size_t  virtual_size;       /* virtual memory size (bytes) */
	mach_vm_size_t  resident_size;      /* resident memory size (bytes) */
	mach_vm_size_t  resident_size_max;  /* maximum resident memory size (bytes) */
	time_value_t    user_time;          /* total user run time for
	                                     *  terminated threads */
	time_value_t    system_time;        /* total system run time for
	                                     *  terminated threads */
	policy_t        policy;             /* default policy for new threads */
	integer_t       suspend_count;      /* suspend count for task */
};
typedef struct mach_task_basic_info       mach_task_basic_info_data_t;
typedef struct mach_task_basic_info       *mach_task_basic_info_t;
#define MACH_TASK_BASIC_INFO_COUNT   \
	        (sizeof(mach_task_basic_info_data_t) / sizeof(natural_t))


#define TASK_POWER_INFO 21

struct task_power_info {
	uint64_t                total_user;
	uint64_t                total_system;
	uint64_t                task_interrupt_wakeups;
	uint64_t                task_platform_idle_wakeups;
	uint64_t                task_timer_wakeups_bin_1;
	uint64_t                task_timer_wakeups_bin_2;
};

typedef struct task_power_info  task_power_info_data_t;
typedef struct task_power_info  *task_power_info_t;
#define TASK_POWER_INFO_COUNT   ((mach_msg_type_number_t) \
	        (sizeof (task_power_info_data_t) / sizeof (natural_t)))



#define TASK_VM_INFO            22
#define TASK_VM_INFO_PURGEABLE  23
struct task_vm_info {
	mach_vm_size_t  virtual_size;       /* virtual memory size (bytes) */
	integer_t       region_count;       /* number of memory regions */
	integer_t       page_size;
	mach_vm_size_t  resident_size;      /* resident memory size (bytes) */
	mach_vm_size_t  resident_size_peak; /* peak resident size (bytes) */

	mach_vm_size_t  device;
	mach_vm_size_t  device_peak;
	mach_vm_size_t  internal;
	mach_vm_size_t  internal_peak;
	mach_vm_size_t  external;
	mach_vm_size_t  external_peak;
	mach_vm_size_t  reusable;
	mach_vm_size_t  reusable_peak;
	mach_vm_size_t  purgeable_volatile_pmap;
	mach_vm_size_t  purgeable_volatile_resident;
	mach_vm_size_t  purgeable_volatile_virtual;
	mach_vm_size_t  compressed;
	mach_vm_size_t  compressed_peak;
	mach_vm_size_t  compressed_lifetime;

	/* added for rev1 */
	mach_vm_size_t  phys_footprint;

	/* added for rev2 */
	mach_vm_address_t       min_address;
	mach_vm_address_t       max_address;

	/* added for rev3 */
	int64_t ledger_phys_footprint_peak;
	int64_t ledger_purgeable_nonvolatile;
	int64_t ledger_purgeable_novolatile_compressed;
	int64_t ledger_purgeable_volatile;
	int64_t ledger_purgeable_volatile_compressed;
	int64_t ledger_tag_network_nonvolatile;
	int64_t ledger_tag_network_nonvolatile_compressed;
	int64_t ledger_tag_network_volatile;
	int64_t ledger_tag_network_volatile_compressed;
	int64_t ledger_tag_media_footprint;
	int64_t ledger_tag_media_footprint_compressed;
	int64_t ledger_tag_media_nofootprint;
	int64_t ledger_tag_media_nofootprint_compressed;
	int64_t ledger_tag_graphics_footprint;
	int64_t ledger_tag_graphics_footprint_compressed;
	int64_t ledger_tag_graphics_nofootprint;
	int64_t ledger_tag_graphics_nofootprint_compressed;
	int64_t ledger_tag_neural_footprint;
	int64_t ledger_tag_neural_footprint_compressed;
	int64_t ledger_tag_neural_nofootprint;
	int64_t ledger_tag_neural_nofootprint_compressed;

	/* added for rev4 */
	uint64_t limit_bytes_remaining;

	/* added for rev5 */
	integer_t decompressions;
};
typedef struct task_vm_info     task_vm_info_data_t;
typedef struct task_vm_info     *task_vm_info_t;
#define TASK_VM_INFO_COUNT      ((mach_msg_type_number_t) \
	        (sizeof (task_vm_info_data_t) / sizeof (natural_t)))
#define TASK_VM_INFO_REV5_COUNT TASK_VM_INFO_COUNT
#define TASK_VM_INFO_REV4_COUNT /* doesn't include decompressions */ \
	((mach_msg_type_number_t) (TASK_VM_INFO_REV5_COUNT - 1))
#define TASK_VM_INFO_REV3_COUNT /* doesn't include limit bytes */ \
	((mach_msg_type_number_t) (TASK_VM_INFO_REV4_COUNT - 2))
#define TASK_VM_INFO_REV2_COUNT /* doesn't include extra ledgers info */ \
	((mach_msg_type_number_t) (TASK_VM_INFO_REV3_COUNT - 42))
#define TASK_VM_INFO_REV1_COUNT /* doesn't include min and max address */ \
	((mach_msg_type_number_t) (TASK_VM_INFO_REV2_COUNT - 4))
#define TASK_VM_INFO_REV0_COUNT /* doesn't include phys_footprint */ \
	((mach_msg_type_number_t) (TASK_VM_INFO_REV1_COUNT - 2))

typedef struct vm_purgeable_info        task_purgable_info_t;


#define TASK_TRACE_MEMORY_INFO  24  /* no longer supported */
struct task_trace_memory_info {
	uint64_t  user_memory_address;  /* address of start of trace memory buffer */
	uint64_t  buffer_size;                  /* size of buffer in bytes */
	uint64_t  mailbox_array_size;   /* size of mailbox area in bytes */
};
typedef struct task_trace_memory_info task_trace_memory_info_data_t;
typedef struct task_trace_memory_info * task_trace_memory_info_t;
#define TASK_TRACE_MEMORY_INFO_COUNT  ((mach_msg_type_number_t) \
	        (sizeof(task_trace_memory_info_data_t) / sizeof(natural_t)))

#define TASK_WAIT_STATE_INFO  25    /* deprecated. */
struct task_wait_state_info {
	uint64_t  total_wait_state_time;        /* Time that all threads past and present have been in a wait state */
	uint64_t  total_wait_sfi_state_time;    /* Time that threads have been in SFI wait (should be a subset of total wait state time */
	uint32_t  _reserved[4];
};
typedef struct task_wait_state_info task_wait_state_info_data_t;
typedef struct task_wait_state_info * task_wait_state_info_t;
#define TASK_WAIT_STATE_INFO_COUNT  ((mach_msg_type_number_t) \
	        (sizeof(task_wait_state_info_data_t) / sizeof(natural_t)))

#define TASK_POWER_INFO_V2      26

typedef struct {
	uint64_t                task_gpu_utilisation;
	uint64_t                task_gpu_stat_reserved0;
	uint64_t                task_gpu_stat_reserved1;
	uint64_t                task_gpu_stat_reserved2;
} gpu_energy_data;

typedef gpu_energy_data *gpu_energy_data_t;
struct task_power_info_v2 {
	task_power_info_data_t  cpu_energy;
	gpu_energy_data gpu_energy;
#if defined(__arm__) || defined(__arm64__)
	uint64_t                task_energy;
#endif /* defined(__arm__) || defined(__arm64__) */
	uint64_t                task_ptime;
	uint64_t                task_pset_switches;
};

typedef struct task_power_info_v2       task_power_info_v2_data_t;
typedef struct task_power_info_v2       *task_power_info_v2_t;
#define TASK_POWER_INFO_V2_COUNT_OLD    \
	        ((mach_msg_type_number_t) (sizeof (task_power_info_v2_data_t) - sizeof(uint64_t)*2) / sizeof (natural_t))
#define TASK_POWER_INFO_V2_COUNT        \
	        ((mach_msg_type_number_t) (sizeof (task_power_info_v2_data_t) / sizeof (natural_t)))

#define TASK_VM_INFO_PURGEABLE_ACCOUNT 27 /* Used for xnu purgeable vm unit tests */


#define TASK_FLAGS_INFO  28                     /* return t_flags field */
struct task_flags_info {
	uint32_t        flags;                          /* task flags */
};
typedef struct task_flags_info task_flags_info_data_t;
typedef struct task_flags_info * task_flags_info_t;
#define TASK_FLAGS_INFO_COUNT  ((mach_msg_type_number_t) \
	        (sizeof(task_flags_info_data_t) / sizeof (natural_t)))

#define TF_LP64         0x00000001 /* task has 64-bit addressing */
#define TF_64B_DATA     0x00000002 /* task has 64-bit data registers */

#define TASK_DEBUG_INFO_INTERNAL    29 /* Used for kernel internal development tests. */


/*
 * Type to control EXC_GUARD delivery options for a task
 * via task_get/set_exc_guard_behavior interface(s).
 */
typedef uint32_t task_exc_guard_behavior_t;

/* EXC_GUARD optional delivery settings on a per-task basis */
#define TASK_EXC_GUARD_VM_DELIVER            0x01 /* Deliver virtual memory EXC_GUARD exceptions */
#define TASK_EXC_GUARD_VM_ONCE               0x02 /* Deliver them only once */
#define TASK_EXC_GUARD_VM_CORPSE             0x04 /* Deliver them via a forked corpse */
#define TASK_EXC_GUARD_VM_FATAL              0x08 /* Virtual Memory EXC_GUARD delivery is fatal */
#define TASK_EXC_GUARD_VM_ALL                0x0f

#define TASK_EXC_GUARD_MP_DELIVER            0x10 /* Deliver mach port EXC_GUARD exceptions */
#define TASK_EXC_GUARD_MP_ONCE               0x20 /* Deliver them only once */
#define TASK_EXC_GUARD_MP_CORPSE             0x40 /* Deliver them via a forked corpse */
#define TASK_EXC_GUARD_MP_FATAL              0x80 /* mach port EXC_GUARD delivery is fatal */
#define TASK_EXC_GUARD_MP_ALL                0xf0

#define TASK_EXC_GUARD_ALL                   0xff /* All optional deliver settings */


/*
 * Obsolete interfaces.
 */

#define TASK_SCHED_TIMESHARE_INFO       10
#define TASK_SCHED_RR_INFO              11
#define TASK_SCHED_FIFO_INFO            12

#define TASK_SCHED_INFO                 14

#pragma pack(pop)

#endif  /* _MACH_TASK_INFO_H_ */