core-lightning/daemon/timeout.c
Christian Decker 1c4c874d3f refactor: Making timers independent of the lightningd_state
The `dstate` reference was only an indirection to the `timers`
sub-structure anyway, so removing this indirection allows us to reuse
the timers in the subdaemon arch.
2017-02-21 17:59:34 +01:00

44 lines
903 B
C

#include "lightningd.h"
#include "timeout.h"
#include "utils.h"
struct oneshot {
struct timers *timers;
struct timer timer;
void (*cb)(void *);
void *arg;
};
static void remove_timer(struct oneshot *t)
{
timer_del(t->timers, &t->timer);
}
struct oneshot *new_reltimer_(struct timers *timers,
const tal_t *ctx,
struct timerel relexpiry,
void (*cb)(void *), void *arg)
{
struct oneshot *t = tal(ctx, struct oneshot);
t->cb = cb;
t->arg = arg;
t->timers = timers;
timer_init(&t->timer);
timer_addrel(timers, &t->timer, relexpiry);
tal_add_destructor(t, remove_timer);
return t;
}
void timer_expired(tal_t *ctx, struct timer *timer)
{
struct oneshot *t = container_of(timer, struct oneshot, timer);
const tal_t *tmpctx = tal_tmpctx(ctx);
/* If it doesn't free itself, freeing tmpctx will do it */
tal_steal(tmpctx, t);
t->cb(t->arg);
tal_free(tmpctx);
}