core-lightning/gossipd/gossip_store.h
Rusty Russell 48de77d56e gossipd: invalidate old gossip_stores.
Incrementing version number means stores which were prior to the previous
commit will be removed, and refreshed.  The simplest fix, if not the most
efficient.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2018-09-21 17:56:15 +02:00

43 lines
1.1 KiB
C

#ifndef LIGHTNING_GOSSIPD_GOSSIP_STORE_H
#define LIGHTNING_GOSSIPD_GOSSIP_STORE_H
#include "config.h"
#include <bitcoin/short_channel_id.h>
#include <ccan/short_types/short_types.h>
#include <ccan/tal/tal.h>
#include <gossipd/routing.h>
/**
* gossip_store -- On-disk storage related information
*/
#define GOSSIP_STORE_VERSION 3
struct gossip_store;
struct routing_state;
struct gossip_store *gossip_store_new(const tal_t *ctx,
struct routing_state *rstate,
struct broadcast_state *broadcast);
/**
* Load the initial gossip store, if any.
*
* @param rstate The routing state to load init.
* @param gs The `gossip_store` to read from
*/
void gossip_store_load(struct routing_state *rstate, struct gossip_store *gs);
/**
* Add a gossip message to the gossip_store
*/
void gossip_store_add(struct gossip_store *gs, const u8 *gossip_msg);
/**
* Remember that we deleted a channel as a result of its outpoint being spent
*/
void gossip_store_add_channel_delete(struct gossip_store *gs,
const struct short_channel_id *scid);
#endif /* LIGHTNING_GOSSIPD_GOSSIP_STORE_H */