Commit 4e29e831 authored by Alex Bligh's avatar Alex Bligh Committed by Stefan Hajnoczi
Browse files

aio / timers: Add aio_timer_init & aio_timer_new wrappers 



Add aio_timer_init and aio_timer_new wrapper functions.

Signed-off-by: default avatarAlex Bligh <alex@alex.org.uk>
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent 533a8cf3

include/block/aio.h

+43 −0
Original line number Diff line number Diff line
@@ -246,4 +246,47 @@ void qemu_aio_set_fd_handler(int fd, 
                             void *opaque);

#endif



/**

 * aio_timer_new:

 * @ctx: the aio context

 * @type: the clock type

 * @scale: the scale

 * @cb: the callback to call on timer expiry

 * @opaque: the opaque pointer to pass to the callback

 *

 * Allocate a new timer attached to the context @ctx.

 * The function is responsible for memory allocation.

 *

 * The preferred interface is aio_timer_init. Use that

 * unless you really need dynamic memory allocation.

 *

 * Returns: a pointer to the new timer

 */

static inline QEMUTimer *aio_timer_new(AioContext *ctx, QEMUClockType type,

                                       int scale,

                                       QEMUTimerCB *cb, void *opaque)

{

    return timer_new_tl(ctx->tlg.tl[type], scale, cb, opaque);

}



/**

 * aio_timer_init:

 * @ctx: the aio context

 * @ts: the timer

 * @type: the clock type

 * @scale: the scale

 * @cb: the callback to call on timer expiry

 * @opaque: the opaque pointer to pass to the callback

 *

 * Initialise a new timer attached to the context @ctx.

 * The caller is responsible for memory allocation.

 */

static inline void aio_timer_init(AioContext *ctx,

                                  QEMUTimer *ts, QEMUClockType type,

                                  int scale,

                                  QEMUTimerCB *cb, void *opaque)

{

    timer_init(ts, ctx->tlg.tl[type], scale, cb, opaque);

}



#endif