You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

33 lines
1.0 KiB

#ifndef LIGHTNING_LIGHTNINGD_GOSSIP_BROADCAST_H
#define LIGHTNING_LIGHTNINGD_GOSSIP_BROADCAST_H
#include "config.h"
#include <ccan/intmap/intmap.h>
#include <ccan/list/list.h>
#include <ccan/short_types/short_types.h>
#include <ccan/tal/tal.h>
/* Common functionality to implement staggered broadcasts with replacement. */
struct broadcast_state {
u64 next_index;
UINTMAP(struct queued_message *) broadcasts;
};
struct broadcast_state *new_broadcast_state(tal_t *ctx);
/* Replace a queued message with @index, if it matches the type and
* tag for the new message. The new message will be queued with the
* next highest index. @index is updated to hold the index of the
* newly queued message*/
bool replace_broadcast(const tal_t *ctx,
struct broadcast_state *bstate,
u64 *index,
const u8 *payload TAKES);
const u8 *next_broadcast(struct broadcast_state *bstate, u64 *last_index);
const u8 *get_broadcast(struct broadcast_state *bstate, u64 msgidx);
#endif /* LIGHTNING_LIGHTNINGD_GOSSIP_BROADCAST_H */