76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
/* Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2 of the License.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
#ifndef MY_TIMER_H
|
|
#define MY_TIMER_H
|
|
|
|
#include "my_global.h" /* C_MODE_START, C_MODE_END */
|
|
#include "mysql/psi/psi.h" /* PSI_thread_key, PSI_mutex_key, PSI_memory_key */
|
|
|
|
/* POSIX timers API. */
|
|
#ifdef HAVE_POSIX_TIMERS
|
|
# include <time.h> /* timer_t */
|
|
typedef timer_t os_timer_t;
|
|
#elif HAVE_KQUEUE_TIMERS
|
|
# include <sys/types.h> /* uintptr_t */
|
|
typedef uintptr_t os_timer_t;
|
|
#elif _WIN32
|
|
typedef struct st_os_timer
|
|
{
|
|
HANDLE timer_handle;
|
|
my_bool timer_state;
|
|
} os_timer_t;
|
|
#endif
|
|
|
|
typedef struct st_my_timer my_timer_t;
|
|
|
|
/* Non-copyable timer object. */
|
|
struct st_my_timer
|
|
{
|
|
/* Timer ID used to identify the timer in timer requests. */
|
|
os_timer_t id;
|
|
|
|
/** Timer expiration notification function. */
|
|
void (*notify_function)(my_timer_t *);
|
|
};
|
|
|
|
C_MODE_START
|
|
|
|
#ifdef HAVE_PSI_INTERFACE
|
|
extern PSI_thread_key key_thread_timer_notifier;
|
|
#endif
|
|
|
|
/* Initialize internal components. */
|
|
int my_timer_initialize(void);
|
|
|
|
/* Release any resources acquired. */
|
|
void my_timer_deinitialize(void);
|
|
|
|
/* Create a timer object. */
|
|
int my_timer_create(my_timer_t *timer);
|
|
|
|
/* Set the time (in milliseconds) until the next expiration of the timer. */
|
|
int my_timer_set(my_timer_t *timer, unsigned long time);
|
|
|
|
/* Cancel the timer */
|
|
int my_timer_cancel(my_timer_t *timer, int *state);
|
|
|
|
/* Delete a timer object. */
|
|
void my_timer_delete(my_timer_t *timer);
|
|
|
|
C_MODE_END
|
|
|
|
#endif /* MY_TIMER_H */
|