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Diffstat (limited to 'kernel/time/posix-timers.h')
-rw-r--r--kernel/time/posix-timers.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/kernel/time/posix-timers.h b/kernel/time/posix-timers.h
new file mode 100644
index 000000000000..fb303c3be4d3
--- /dev/null
+++ b/kernel/time/posix-timers.h
@@ -0,0 +1,40 @@
+#define TIMER_RETRY 1
+
+struct k_clock {
+ int (*clock_getres)(const clockid_t which_clock,
+ struct timespec64 *tp);
+ int (*clock_set)(const clockid_t which_clock,
+ const struct timespec64 *tp);
+ int (*clock_get)(const clockid_t which_clock,
+ struct timespec64 *tp);
+ int (*clock_adj)(const clockid_t which_clock, struct timex *tx);
+ int (*timer_create)(struct k_itimer *timer);
+ int (*nsleep)(const clockid_t which_clock, int flags,
+ const struct timespec64 *);
+ int (*timer_set)(struct k_itimer *timr, int flags,
+ struct itimerspec64 *new_setting,
+ struct itimerspec64 *old_setting);
+ int (*timer_del)(struct k_itimer *timr);
+ void (*timer_get)(struct k_itimer *timr,
+ struct itimerspec64 *cur_setting);
+ void (*timer_rearm)(struct k_itimer *timr);
+ int (*timer_forward)(struct k_itimer *timr, ktime_t now);
+ ktime_t (*timer_remaining)(struct k_itimer *timr, ktime_t now);
+ int (*timer_try_to_cancel)(struct k_itimer *timr);
+ void (*timer_arm)(struct k_itimer *timr, ktime_t expires,
+ bool absolute, bool sigev_none);
+};
+
+extern const struct k_clock clock_posix_cpu;
+extern const struct k_clock clock_posix_dynamic;
+extern const struct k_clock clock_process;
+extern const struct k_clock clock_thread;
+extern const struct k_clock alarm_clock;
+
+int posix_timer_event(struct k_itimer *timr, int si_private);
+
+void common_timer_get(struct k_itimer *timr, struct itimerspec64 *cur_setting);
+int common_timer_set(struct k_itimer *timr, int flags,
+ struct itimerspec64 *new_setting,
+ struct itimerspec64 *old_setting);
+int common_timer_del(struct k_itimer *timer);