61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/*
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* Self-announce
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* (c) 2017-2019 Red Hat, Inc.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "qemu-common.h"
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#include "net/announce.h"
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#include "qapi/clone-visitor.h"
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#include "qapi/qapi-visit-net.h"
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int64_t qemu_announce_timer_step(AnnounceTimer *timer)
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{
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int64_t step;
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step = timer->params.initial +
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(timer->params.rounds - timer->round - 1) *
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timer->params.step;
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if (step < 0 || step > timer->params.max) {
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step = timer->params.max;
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}
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timer_mod(timer->tm, qemu_clock_get_ms(timer->type) + step);
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return step;
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}
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void qemu_announce_timer_del(AnnounceTimer *timer)
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{
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if (timer->tm) {
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timer_del(timer->tm);
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timer_free(timer->tm);
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timer->tm = NULL;
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}
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}
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/*
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* Under BQL/main thread
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* Reset the timer to the given parameters/type/notifier.
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*/
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void qemu_announce_timer_reset(AnnounceTimer *timer,
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AnnounceParameters *params,
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QEMUClockType type,
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QEMUTimerCB *cb,
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void *opaque)
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{
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/*
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* We're under the BQL, so the current timer can't
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* be firing, so we should be able to delete it.
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*/
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qemu_announce_timer_del(timer);
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QAPI_CLONE_MEMBERS(AnnounceParameters, &timer->params, params);
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timer->round = params->rounds;
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timer->type = type;
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timer->tm = timer_new_ms(type, cb, opaque);
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}
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