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#ifndef LIGHTNING_COMMON_PER_PEER_STATE_H
#define LIGHTNING_COMMON_PER_PEER_STATE_H
#include "config.h"
#include <ccan/tal/tal.h>
#include <ccan/time/time.h>
#include <common/crypto_state.h>
struct gossip_state {
/* Time for next gossip burst. */
struct timemono next_gossip;
/* Timestamp filtering for gossip. */
u32 timestamp_min, timestamp_max;
};
/* Things we hand between daemons to talk to peers. */
struct per_peer_state {
/* Cryptographic state needed to exchange messages with the peer (as
* featured in BOLT #8) */
struct crypto_state cs;
/* NULL if it's not initialized yet */
struct gossip_state *gs;
#if DEVELOPER
/* Normally 60000, but adjustable for dev mode */
u32 dev_gossip_broadcast_msec;
#endif /* DEVELOPER */
/* If not -1, closed on freeing */
int peer_fd, gossip_fd, gossip_store_fd;
};
/* Allocate a new per-peer state and add destructor to close fds if set;
* sets fds to -1 and ->gs to NULL.. */
struct per_peer_state *new_per_peer_state(const tal_t *ctx,
const struct crypto_state *cs);
/* Initialize the fds (must be -1 previous) */
void per_peer_state_set_fds(struct per_peer_state *pps,
int peer_fd, int gossip_fd, int gossip_store_fd);
/* Array version of above: tal_count(fds) must be 3 */
void per_peer_state_set_fds_arr(struct per_peer_state *pps, const int *fds);
/* These routines do *part* of the work: you need to per_peer_state_fdpass_send
* or receive the three fds afterwards! */
void towire_per_peer_state(u8 **pptr, const struct per_peer_state *pps);
void per_peer_state_fdpass_send(int fd, const struct per_peer_state *pps);
struct per_peer_state *fromwire_per_peer_state(const tal_t *ctx,
const u8 **cursor, size_t *max);
void towire_gossip_state(u8 **pptr, const struct gossip_state *gs);
void fromwire_gossip_state(const u8 **cursor, size_t *max,
struct gossip_state *gs);
/* How long until we have to check gossip store, if any? */
bool time_to_next_gossip(const struct per_peer_state *pps,
struct timerel *t);
/* Reset pps->next_gossip now we've drained gossip_store */
void per_peer_state_reset_gossip_timer(struct per_peer_state *pps);
#endif /* LIGHTNING_COMMON_PER_PEER_STATE_H */