vlc_atomic.h File Reference

Atomic operations do not require locking, but they are not very powerful. More...

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Defines
#define	VLC_ATOMIC_INIT(val)   { (val) }
	Static initializer for vlc_atomic_t.
Functions
VLC_API uintptr_t	vlc_atomic_get (const vlc_atomic_t *)
VLC_API uintptr_t	vlc_atomic_set (vlc_atomic_t *, uintptr_t)
VLC_API uintptr_t	vlc_atomic_add (vlc_atomic_t *, uintptr_t)
static uintptr_t	vlc_atomic_sub (vlc_atomic_t *atom, uintptr_t v)
static uintptr_t	vlc_atomic_inc (vlc_atomic_t *atom)
static uintptr_t	vlc_atomic_dec (vlc_atomic_t *atom)
VLC_API uintptr_t	vlc_atomic_swap (vlc_atomic_t *, uintptr_t)
VLC_API uintptr_t	vlc_atomic_compare_swap (vlc_atomic_t *, uintptr_t, uintptr_t)
static float	vlc_atomic_getf (const vlc_atomic_t *atom)
	Helper to retrieve a single precision from an atom.
static float	vlc_atomic_setf (vlc_atomic_t *atom, float f)
	Helper to store a single precision into an atom.

---

Detailed Description

Atomic operations do not require locking, but they are not very powerful.

---

Define Documentation

#define VLC_ATOMIC_INIT

(

val

)

{ (val) }

Static initializer for vlc_atomic_t.

Referenced by input_item_NewWithType().

---

Function Documentation

VLC_API uintptr_t vlc_atomic_add	(	vlc_atomic_t *	,
		uintptr_t
	)

References vlc_atomic_t::s, vlc_atomic_t::u, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by vlc_atomic_inc(), vlc_atomic_sub(), and vlc_timer_thread().

VLC_API uintptr_t vlc_atomic_compare_swap	(	vlc_atomic_t *	,
		uintptr_t	,
		uintptr_t
	)

References vlc_atomic_t::s, vlc_atomic_t::u, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by aout_InputRequestRestart().

static uintptr_t vlc_atomic_dec

(

vlc_atomic_t *

atom

)

[inline, static]

References vlc_atomic_sub().

Referenced by picture_Release(), and vlc_release().

VLC_API uintptr_t vlc_atomic_get

(

const vlc_atomic_t *

)

References vlc_atomic_t::u, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by picture_IsReferenced(), picture_pool_Delete(), picture_pool_Get(), picture_pool_NonEmpty(), picture_pool_Reserve(), PictureDestroy(), and vlc_atomic_getf().

static float vlc_atomic_getf

(

const vlc_atomic_t *

atom

)

[inline, static]

Helper to retrieve a single precision from an atom.

References vlc_atomic_get().

Referenced by aout_DecPlay().

static uintptr_t vlc_atomic_inc

(

vlc_atomic_t *

atom

)

[inline, static]

References vlc_atomic_add().

Referenced by input_item_NewWithType(), picture_Hold(), and vlc_hold().

VLC_API uintptr_t vlc_atomic_set	(	vlc_atomic_t *	,
		uintptr_t
	)

References vlc_atomic_t::u, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by aout_DecNew(), aout_RequestRestart(), picture_NewFromResource(), picture_pool_Delete(), picture_pool_NewExtended(), picture_pool_NonEmpty(), picture_Setup(), vlc_atomic_setf(), vlc_gc_init(), and vlc_timer_create().

static float vlc_atomic_setf	(	vlc_atomic_t *	atom,
		float	f
	)			[inline, static]

Helper to store a single precision into an atom.

References vlc_atomic_set().

Referenced by ReplayGainCallback().

static uintptr_t vlc_atomic_sub	(	vlc_atomic_t *	atom,
		uintptr_t	v
	)			[inline, static]

References vlc_atomic_add().

Referenced by vlc_atomic_dec().

VLC_API uintptr_t vlc_atomic_swap	(	vlc_atomic_t *	,
		uintptr_t
	)

References vlc_atomic_t::s, vlc_atomic_t::u, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by aout_CheckRestart(), and vlc_timer_getoverrun().