bird/proto/bfd/io.h

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/*
* BIRD -- I/O and event loop
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
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#ifndef _BIRD_BFD_IO_H_
#define _BIRD_BFD_IO_H_
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#include "nest/bird.h"
#include "lib/lists.h"
#include "lib/resource.h"
#include "lib/event.h"
#include "lib/socket.h"
// #include "sysdep/unix/timer.h"
typedef struct timer2
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{
resource r;
void (*hook)(struct timer2 *);
void *data;
btime expires; /* 0=inactive */
uint randomize; /* Amount of randomization */
uint recurrent; /* Timer recurrence */
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int index;
} timer2;
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btime current_time(void);
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void ev2_schedule(event *e);
timer2 *tm2_new(pool *p);
void tm2_set(timer2 *t, btime when);
void tm2_start(timer2 *t, btime after);
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void tm2_stop(timer2 *t);
static inline int
tm2_active(timer2 *t)
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{
return t->expires != 0;
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}
static inline btime
tm2_remains(timer2 *t)
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{
btime now = current_time();
return (t->expires > now) ? (t->expires - now) : 0;
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}
static inline timer2 *
tm2_new_init(pool *p, void (*hook)(struct timer2 *), void *data, uint rec, uint rand)
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{
timer2 *t = tm2_new(p);
t->hook = hook;
t->data = data;
t->recurrent = rec;
t->randomize = rand;
return t;
}
static inline void
tm2_set_max(timer2 *t, btime when)
{
if (when > t->expires)
tm2_set(t, when);
}
/*
static inline void
tm2_start_max(timer2 *t, btime after)
{
btime rem = tm2_remains(t);
tm2_start(t, MAX_(rem, after));
}
*/
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void sk_start(sock *s);
void sk_stop(sock *s);
struct birdloop *birdloop_new(void);
void birdloop_start(struct birdloop *loop);
void birdloop_stop(struct birdloop *loop);
void birdloop_free(struct birdloop *loop);
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void birdloop_enter(struct birdloop *loop);
void birdloop_leave(struct birdloop *loop);
void birdloop_mask_wakeups(struct birdloop *loop);
void birdloop_unmask_wakeups(struct birdloop *loop);
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#endif /* _BIRD_BFD_IO_H_ */