core-lightning/lightningd/peer_comms.h

#ifndef LIGHTNING_LIGHTNINGD_PEER_COMMS_H
#define LIGHTNING_LIGHTNINGD_PEER_COMMS_H
#include "config.h"

#include <ccan/tal/tal.h>
#include <common/crypto_state.h>

/* Things we hand between daemons to talk to peers. */
struct peer_comms {
	struct crypto_state cs;
	/* If not -1, closed on freeing */
	int peer_fd, gossip_fd, gossip_store_fd;
};

struct peer_comms *new_peer_comms(const tal_t *ctx);
#endif /* LIGHTNING_LIGHTNINGD_PEER_COMMS_H */
lightningd: group crypto_state and fds into a convenient structure. These are always handed to subdaemons as a set, so group them. This makes it easier to add an fd (in the next patch). Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> 2019-05-04 15:23:12 +09:30			`#ifndef LIGHTNING_LIGHTNINGD_PEER_COMMS_H`
			`#define LIGHTNING_LIGHTNINGD_PEER_COMMS_H`
			`#include "config.h"`

			`#include <ccan/tal/tal.h>`
			`#include <common/crypto_state.h>`

			`/* Things we hand between daemons to talk to peers. */`
			`struct peer_comms {`
			`struct crypto_state cs;`
			`/* If not -1, closed on freeing */`
gossipd: hand a gossip_store_fd to all subdaemons. This will let them read from the gossip store directly. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> 2019-05-04 15:23:13 +09:30			`int peer_fd, gossip_fd, gossip_store_fd;`
lightningd: group crypto_state and fds into a convenient structure. These are always handed to subdaemons as a set, so group them. This makes it easier to add an fd (in the next patch). Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> 2019-05-04 15:23:12 +09:30			`};`

			`struct peer_comms new_peer_comms(const tal_t ctx);`
			`#endif /* LIGHTNING_LIGHTNINGD_PEER_COMMS_H */`