#ifndef _KERN_CLOCK_H_
#define _KERN_CLOCK_H_
#include <stdint.h>
#include <mach/mach_types.h>
#include <mach/clock_types.h>
#include <mach/message.h>
#include <mach/mach_time.h>
#include <mach/boolean.h>
#include <kern/kern_types.h>
#include <sys/cdefs.h>
#ifdef __LP64__
typedef unsigned long clock_sec_t;
typedef unsigned int clock_usec_t, clock_nsec_t;
#else
typedef uint32_t clock_sec_t;
typedef uint32_t clock_usec_t, clock_nsec_t;
#endif
#ifdef MACH_KERNEL_PRIVATE
#include <kern/queue.h>
struct clock_ops {
int (*c_config)(void);
int (*c_init)(void);
kern_return_t (*c_gettime)(
mach_timespec_t *cur_time);
kern_return_t (*c_getattr)(
clock_flavor_t flavor,
clock_attr_t attr,
mach_msg_type_number_t *count);
};
typedef struct clock_ops *clock_ops_t;
typedef struct clock_ops clock_ops_data_t;
struct clock {
clock_ops_t cl_ops;
struct ipc_port *cl_service;
struct ipc_port *cl_control;
};
typedef struct clock clock_data_t;
extern void clock_config(void);
extern void clock_oldconfig(void);
extern void clock_init(void);
extern void clock_oldinit(void);
extern void clock_timebase_init(void);
extern void clock_service_create(void);
extern void clock_gettimeofday_set_commpage(
uint64_t abstime,
uint64_t epoch,
uint64_t offset,
clock_sec_t *secs,
clock_usec_t *microsecs);
extern void machine_delay_until(uint64_t interval,
uint64_t deadline);
extern uint32_t hz_tick_interval;
extern void nanotime_to_absolutetime(
clock_sec_t secs,
clock_nsec_t nanosecs,
uint64_t *result);
#endif
__BEGIN_DECLS
#ifdef XNU_KERNEL_PRIVATE
extern void clock_adjtime(
long *secs,
int *microsecs);
extern void clock_initialize_calendar(void);
extern void clock_wakeup_calendar(void);
extern void clock_gettimeofday(
clock_sec_t *secs,
clock_usec_t *microsecs);
extern void clock_gettimeofday_and_absolute_time(
clock_sec_t *secs,
clock_usec_t *microsecs,
uint64_t *absolute_time);
extern void clock_set_calendar_microtime(
clock_sec_t secs,
clock_usec_t microsecs);
extern void clock_get_boottime_nanotime(
clock_sec_t *secs,
clock_nsec_t *nanosecs);
extern void clock_get_boottime_microtime(
clock_sec_t *secs,
clock_nsec_t *microsecs);
extern void absolutetime_to_microtime(
uint64_t abstime,
clock_sec_t *secs,
clock_usec_t *microsecs);
extern void clock_deadline_for_periodic_event(
uint64_t interval,
uint64_t abstime,
uint64_t *deadline);
#if CONFIG_DTRACE
extern void clock_get_calendar_nanotime_nowait(
clock_sec_t *secs,
clock_nsec_t *nanosecs);
#endif
boolean_t kdp_clock_is_locked(void);
#endif
extern void clock_get_calendar_microtime(
clock_sec_t *secs,
clock_usec_t *microsecs);
extern void clock_get_calendar_absolute_and_microtime(
clock_sec_t *secs,
clock_usec_t *microsecs,
uint64_t *abstime);
extern void clock_get_calendar_nanotime(
clock_sec_t *secs,
clock_nsec_t *nanosecs);
extern void clock_get_system_microtime(
clock_sec_t *secs,
clock_usec_t *microsecs);
extern void clock_get_system_nanotime(
clock_sec_t *secs,
clock_nsec_t *nanosecs);
extern void clock_timebase_info(
mach_timebase_info_t info);
extern void clock_get_uptime(
uint64_t *result);
extern void clock_interval_to_deadline(
uint32_t interval,
uint32_t scale_factor,
uint64_t *result);
extern void clock_interval_to_absolutetime_interval(
uint32_t interval,
uint32_t scale_factor,
uint64_t *result);
extern void clock_absolutetime_interval_to_deadline(
uint64_t abstime,
uint64_t *result);
extern void clock_continuoustime_interval_to_deadline(
uint64_t abstime,
uint64_t *result);
extern void clock_delay_until(
uint64_t deadline);
extern void absolutetime_to_nanoseconds(
uint64_t abstime,
uint64_t *result);
extern void nanoseconds_to_absolutetime(
uint64_t nanoseconds,
uint64_t *result);
extern uint64_t absolutetime_to_continuoustime(
uint64_t abstime);
extern uint64_t continuoustime_to_absolutetime(
uint64_t conttime);
extern uint64_t mach_absolutetime_asleep;
extern uint64_t mach_absolutetime_last_sleep;
#ifdef KERNEL_PRIVATE
#ifndef __LP64__
#define MACH_TIMESPEC_SEC_MAX (0 - 1)
#define MACH_TIMESPEC_NSEC_MAX (NSEC_PER_SEC - 1)
#define MACH_TIMESPEC_MAX ((mach_timespec_t) { \
MACH_TIMESPEC_SEC_MAX, \
MACH_TIMESPEC_NSEC_MAX } )
#define MACH_TIMESPEC_ZERO ((mach_timespec_t) { 0, 0 } )
#define ADD_MACH_TIMESPEC_NSEC(t1, nsec) \
do { \
(t1)->tv_nsec += (clock_res_t)(nsec); \
if ((clock_res_t)(nsec) > 0 && \
(t1)->tv_nsec >= NSEC_PER_SEC) { \
(t1)->tv_nsec -= NSEC_PER_SEC; \
(t1)->tv_sec += 1; \
} \
else if ((clock_res_t)(nsec) < 0 && \
(t1)->tv_nsec < 0) { \
(t1)->tv_nsec += NSEC_PER_SEC; \
(t1)->tv_sec -= 1; \
} \
} while (0)
#include <Availability.h>
extern mach_timespec_t clock_get_system_value(void) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8, __IPHONE_2_0, __IPHONE_6_0);
extern mach_timespec_t clock_get_calendar_value(void) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8, __IPHONE_2_0, __IPHONE_6_0);
#else
#ifdef XNU_KERNEL_PRIVATE
#define MACH_TIMESPEC_ZERO ((mach_timespec_t) { 0, 0 } )
#endif
#endif
extern void delay_for_interval(
uint32_t interval,
uint32_t scale_factor);
extern void delay_for_interval_with_leeway(
uint32_t interval,
uint32_t leeway,
uint32_t scale_factor);
#ifdef XNU_KERNEL_PRIVATE
extern void delay(int usec);
#endif
#endif
__END_DECLS
#endif