wait.c File Reference

Include dependency graph for wait.c:

Data Structures
struct	wait_bucket

Macros
#define	WAIT_BUCKET_INIT   { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 }
#define	WAIT_BUCKET_INIT_2   WAIT_BUCKET_INIT, WAIT_BUCKET_INIT
#define	WAIT_BUCKET_INIT_4   WAIT_BUCKET_INIT_2, WAIT_BUCKET_INIT_2
#define	WAIT_BUCKET_INIT_8   WAIT_BUCKET_INIT_4, WAIT_BUCKET_INIT_4
#define	WAIT_BUCKET_INIT_16   WAIT_BUCKET_INIT_8, WAIT_BUCKET_INIT_8
#define	WAIT_BUCKET_INIT_32   WAIT_BUCKET_INIT_16, WAIT_BUCKET_INIT_16

Functions
static struct wait_bucket *	wait_bucket_get (atomic_uint *addr)
static struct wait_bucket *	wait_bucket_enter (atomic_uint *addr)
static void	wait_bucket_leave (void *data)
void	vlc_atomic_wait (void *addr, unsigned value)
	Waits on an address. More...
static int	vlc_atomic_timedwait_timespec (void *addr, unsigned value, const struct timespec *restrict ts)
static void	vlc_timespec_adjust (clockid_t cid, struct timespec *restrict ts)
int	vlc_atomic_timedwait (void *addr, unsigned value, vlc_tick_t deadline)
	Waits on an address with a time-out. More...
int	vlc_atomic_timedwait_daytime (void *addr, unsigned value, time_t deadline)
void	vlc_atomic_notify_one (void *addr)
	Wakes up one thread on an address. More...
void	vlc_atomic_notify_all (void *addr)
	Wakes up all thread on an address. More...

Variables
static clockid_t	vlc_clock_id = CLOCK_REALTIME
static struct wait_bucket	wait_buckets [32] = { { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } }

Macro Definition Documentation

WAIT_BUCKET_INIT

#define WAIT_BUCKET_INIT   { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 }

WAIT_BUCKET_INIT_16

#define WAIT_BUCKET_INIT_16   WAIT_BUCKET_INIT_8, WAIT_BUCKET_INIT_8

WAIT_BUCKET_INIT_2

#define WAIT_BUCKET_INIT_2   WAIT_BUCKET_INIT, WAIT_BUCKET_INIT

WAIT_BUCKET_INIT_32

#define WAIT_BUCKET_INIT_32   WAIT_BUCKET_INIT_16, WAIT_BUCKET_INIT_16

WAIT_BUCKET_INIT_4

#define WAIT_BUCKET_INIT_4   WAIT_BUCKET_INIT_2, WAIT_BUCKET_INIT_2

WAIT_BUCKET_INIT_8

#define WAIT_BUCKET_INIT_8   WAIT_BUCKET_INIT_4, WAIT_BUCKET_INIT_4

Function Documentation

vlc_atomic_timedwait_timespec()

static int vlc_atomic_timedwait_timespec ( void *  addr, unsigned  value, const struct timespec *restrict  ts  )

static

References wait_bucket::lock, wait_bucket::wait, wait_bucket_enter(), and wait_bucket_leave().

Referenced by vlc_atomic_timedwait(), and vlc_atomic_timedwait_daytime().

vlc_timespec_adjust()

static void vlc_timespec_adjust ( clockid_t  cid, struct timespec *restrict  ts  )

static

References lldiv(), timespec::tv_nsec, timespec::tv_sec, and vlc_clock_id.

Referenced by vlc_atomic_timedwait(), and vlc_atomic_timedwait_daytime().

wait_bucket_enter()

static struct wait_bucket* wait_bucket_enter ( atomic_uint *  addr )

static

References wait_bucket::lock, wait_bucket_get(), and wait_bucket::waiters.

Referenced by vlc_atomic_timedwait_timespec(), and vlc_atomic_wait().

wait_bucket_get()

static struct wait_bucket* wait_bucket_get ( atomic_uint *  addr )

static

References ARRAY_SIZE, and wait_buckets.

Referenced by vlc_atomic_notify_all(), and wait_bucket_enter().

wait_bucket_leave()

static void wait_bucket_leave ( void *  data )

static

References wait_bucket::lock, and wait_bucket::waiters.

Referenced by vlc_atomic_timedwait_timespec(), and vlc_atomic_wait().

Variable Documentation

vlc_clock_id

clockid_t vlc_clock_id = CLOCK_REALTIME

static

Referenced by vlc_atomic_notify_all(), and vlc_timespec_adjust().

wait_buckets

struct wait_bucket wait_buckets[32] = { { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } , { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0 } }

static

Referenced by vlc_atomic_notify_all(), and wait_bucket_get().